Exemplo n.º 1
0
class FloatingToolBar(QToolBar):
    """
	A floating QToolBar with no border and is offset under its parent
	"""
    def __init__(self, name, parent):
        """
		parent: The parent of this toolbar.  Should be another toolbar
		"""
        QToolBar.__init__(self, name, parent)
        self.setMovable(False)
        self.setWindowFlags(Qt.Tool | Qt.FramelessWindowHint
                            | Qt.X11BypassWindowManagerHint)
        self.setAllowedAreas(Qt.NoToolBarArea)
        self.actiongroup = QActionGroup(self)

    def addToActionGroup(self, action):
        self.actiongroup.addAction(action)

    def showToolbar(self, parentaction, defaultaction, toggled):
        if toggled:
            self.show()
            if defaultaction:
                defaultaction.toggle()
            widget = self.parent().widgetForAction(parentaction)
            x = self.parent().mapToGlobal(widget.pos()).x()
            y = self.parent().mapToGlobal(widget.pos()).y()
            newpoint = QPoint(x, y + self.parent().rect().height())
            # 			if self.orientation() == Qt.Vertical:
            # 				newpoint = QPoint(x, y + self.parent().rect().width())
            self.move(newpoint)
        else:
            action = self.actiongroup.checkedAction()
            if action:
                action.toggle()
            self.hide()
Exemplo n.º 2
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class FloatingToolBar(QToolBar):
    """
	A floating QToolBar with no border and is offset under its parent
	"""

    def __init__(self, name, parent):
        """
		parent: The parent of this toolbar.  Should be another toolbar
		"""
        QToolBar.__init__(self, name, parent)
        self.setMovable(False)
        self.setWindowFlags(Qt.Tool | Qt.FramelessWindowHint | Qt.X11BypassWindowManagerHint)
        self.setAllowedAreas(Qt.NoToolBarArea)
        self.actiongroup = QActionGroup(self)

    def addToActionGroup(self, action):
        self.actiongroup.addAction(action)

    def showToolbar(self, parentaction, defaultaction, toggled):
        if toggled:
            self.show()
            if defaultaction:
                defaultaction.toggle()
            widget = self.parent().widgetForAction(parentaction)
            x = self.parent().mapToGlobal(widget.pos()).x()
            y = self.parent().mapToGlobal(widget.pos()).y()
            newpoint = QPoint(x, y + self.parent().rect().height())
            # 			if self.orientation() == Qt.Vertical:
            # 				newpoint = QPoint(x, y + self.parent().rect().width())
            self.move(newpoint)
        else:
            action = self.actiongroup.checkedAction()
            if action:
                action.toggle()
            self.hide()
Exemplo n.º 3
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    def device_discovery(self, devs):
        group = QActionGroup(self._menu_devices, exclusive=True)

        for d in devs:
            node = QAction(d["name"], self._menu_devices, checkable=True)
            node.toggled.connect(self._inputdevice_selected)
            group.addAction(node)
            self._menu_devices.addAction(node)
            if (d["name"] == GuiConfig().get("input_device")):
                self._active_device = d["name"]
        if (len(self._active_device) == 0):
            self._active_device = self._menu_devices.actions()[0].text()

        device_config_mapping = GuiConfig().get("device_config_mapping")
        if (device_config_mapping):
            if (self._active_device in device_config_mapping.keys()):
                self._current_input_config = device_config_mapping[
                    str(self._active_device)]
            else:
                self._current_input_config = self._menu_mappings.actions()[0].text()
        else:
            self._current_input_config = self._menu_mappings.actions()[0].text()

        # Now we know what device to use and what mapping, trigger the events
        # to change the menus and start the input
        for c in self._menu_mappings.actions():
            c.setEnabled(True)
            if (c.text() == self._current_input_config):
                c.setChecked(True)

        for c in self._menu_devices.actions():
            if (c.text() == self._active_device):
                c.setChecked(True)
Exemplo n.º 4
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 def __init__(self, mwHandle):
     self.mw = mwHandle
     
     for x in xrange(2, 20):
         pin = eval("self.mw.pin%02d" % (x))
         menu = QMenu(pin)
         modeGroup = QActionGroup(self.mw)
         modeGroup.setExclusive(True)
         none = menu.addAction("&None")
         modeGroup.addAction(none)
         none.triggered.connect(self.clickNone)
         none.setCheckable(True)
         none.setChecked(True)
         input = menu.addAction("&Input")
         modeGroup.addAction(input)
         input.triggered.connect(self.clickInput)
         input.setCheckable(True)
         output = menu.addAction("&Output")
         modeGroup.addAction(output)
         output.triggered.connect(self.clickOutput)
         output.setCheckable(True)
         if self.mw.board.pins[x].PWM_CAPABLE:
             pwm = menu.addAction("&PWM")
             modeGroup.addAction(pwm)
             pwm.triggered.connect(self.clickPWM)
             pwm.setCheckable(True)
         if self.mw.board.pins[x].type == 2:
             analogic = menu.addAction(u"&Analógico")
             modeGroup.addAction(analogic)
             analogic.triggered.connect(self.clickAnalog)
             analogic.setCheckable(True)
         pin.setMenu(menu)
         pin.setStyleSheet("/* */") # force stylesheet update
Exemplo n.º 5
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    def _set_up_tools_connections(self):
        """ Set up all connections for view menu. """


        self.connect(self.actionUnselect_All, SIGNAL("triggered()"),
                     self.canvas.clear_all_selected_cells)

        self.connect(self.actionCreate_Pattern_Repeat,
                     SIGNAL("triggered()"),
                     self.canvas.add_pattern_repeat)

        self.connect(self.actionCreate_Row_Repeat,
                     SIGNAL("triggered()"),
                     self.canvas.add_row_repeat)

        self.connect(self.actionApply_Color_to_Selection,
                     SIGNAL("triggered()"),
                     self.canvas.apply_color_to_selection)

        self.connect(self.actionAdd_Text, SIGNAL("triggered()"),
                     self.canvas.add_text_item)

        modeGroup = QActionGroup(self)
        modeGroup.addAction(self.actionHide_Selected_Cells)
        modeGroup.addAction(self.actionShow_Selected_Cells)
        modeGroup.addAction(self.actionCreate_Chart)

        self.connect(self.actionHide_Selected_Cells, SIGNAL("triggered()"),
                     partial(self.canvas.select_mode, canvas.HIDE_MODE))

        self.connect(self.actionShow_Selected_Cells, SIGNAL("triggered()"),
                     partial(self.canvas.select_mode, canvas.UNHIDE_MODE))

        self.connect(self.actionCreate_Chart, SIGNAL("triggered()"),
                     partial(self.canvas.select_mode, canvas.SELECTION_MODE))
Exemplo n.º 6
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    def device_discovery(self, devs):
        group = QActionGroup(self._menu_devices, exclusive=True)

        for d in devs:
            node = QAction(d["name"], self._menu_devices, checkable=True)
            node.toggled.connect(self._inputdevice_selected)
            group.addAction(node)
            self._menu_devices.addAction(node)
            if (d["name"] == GuiConfig().get("input_device")):
                self._active_device = d["name"]
        if (len(self._active_device) == 0):
            self._active_device = self._menu_devices.actions()[0].text()

        device_config_mapping = GuiConfig().get("device_config_mapping")
        if (device_config_mapping):
            if (self._active_device in device_config_mapping.keys()):
                self._current_input_config = device_config_mapping[str(
                    self._active_device)]
            else:
                self._current_input_config = self._menu_mappings.actions(
                )[0].text()
        else:
            self._current_input_config = self._menu_mappings.actions()[0].text(
            )

        # Now we know what device to use and what mapping, trigger the events
        # to change the menus and start the input
        for c in self._menu_mappings.actions():
            c.setEnabled(True)
            if (c.text() == self._current_input_config):
                c.setChecked(True)

        for c in self._menu_devices.actions():
            if (c.text() == self._active_device):
                c.setChecked(True)
def setup_menu():
    u"""
    Add a submenu to a view menu.

    Add a submenu that lists the available extra classes to the view
    menu, creating that menu when neccessary
    """
    if extra_classes_list:
        try:
            mw.addon_view_menu
        except AttributeError:
            mw.addon_view_menu = QMenu(_(u"&View"), mw)
            mw.form.menubar.insertMenu(
                mw.form.menuTools.menuAction(), mw.addon_view_menu)
        mw.extra_class_submenu = QMenu(u"Mode (e&xtra class)", mw)
        mw.addon_view_menu.addMenu(mw.extra_class_submenu)
        action_group = QActionGroup(mw, exclusive=True)
        no_class_action = action_group.addAction(
            QAction('(none/standard)', mw, checkable=True))
        no_class_action.setChecked(True)
        mw.extra_class_submenu.addAction(no_class_action)
        mw.connect(no_class_action, SIGNAL("triggered()"),
                   lambda: set_extra_class(None))
        for ecd in extra_classes_list:
            nn_class_action = action_group.addAction(
                QAction(ecd['display'], mw, checkable=True))
            mw.extra_class_submenu.addAction(nn_class_action)
            mw.connect(nn_class_action, SIGNAL("triggered()"),
                       lambda ec=ecd['class']: set_extra_class(ec))
Exemplo n.º 8
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    def init_actions(self):
        """
        here we do extra setup for the window (mainly connect signals and slots)
        """

        # group action2D and action3D to make them mutually exclusive
        view_group = QActionGroup(self)
        view_group.addAction(self.action2D)
        view_group.addAction(self.action3D)
        # set 2D view by default
        self.action2D.setChecked(True)
        # connect view (re)set actions to functions
        self.action2D.toggled.connect(self.canvas.reset_view_2d)
        self.action3D.toggled.connect(self.canvas.reset_view_3d)
        self.actionReset.triggered.connect(self.canvas.reset_view)

        self.tool2d_explore_radio.toggled.connect(self.canvas.set_mode_explore)

        for radio2d in self.tab_2d.findChildren(QtGui.QRadioButton,
                                                QRegExp("tool2d.*")):
            self.tool2d_button_group.addButton(radio2d)
            radio2d.toggled.connect(self.tool2d_radio_toggled)

        # TODO: do the same for 3dtool buttons

        self.tool2d_operation_button.clicked.connect(self.perform_operation)

        self.tool3d_insert_shape_button.clicked.connect(
            self.open_insert_3d_shape_dialog)
Exemplo n.º 9
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 def create_menu(self, menu_name, menu_actions):
     """ Creates a menu.  Groups them so you can only select one at a time. """
     menu_action_group = QActionGroup(self)
     menu_action_group.setExclusive(True)
     menubar = self.menuBar()
     menu = menubar.addMenu(menu_name)
     for action in menu_actions:
         menu_action_group.addAction(action)
         menu.addAction(action)
Exemplo n.º 10
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 def create_menu(self, menu_name, menu_actions):
     """ Creates a menu.  Groups them so you can only select one at a time. """
     menu_action_group = QActionGroup(self)
     menu_action_group.setExclusive(True)
     menubar = self.menuBar()
     menu = menubar.addMenu(menu_name)
     for action in menu_actions:
         menu_action_group.addAction(action)
         menu.addAction(action)
Exemplo n.º 11
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class TrayContextMenu(QtGui.QMenu):
    instances = set()

    def __init__(self, trayIcon):
        """ trayIcon = the object with the methods to call
        """
        QtGui.QMenu.__init__(self)
        TrayContextMenu.instances.add(self)
        self.trayIcon = trayIcon
        self._buildMenu()

    def _buildMenu(self):
        self.framelessCheck = QtGui.QAction("Frameless Window",
                                            self,
                                            checkable=True)
        self.connect(self.framelessCheck, SIGNAL("triggered()"),
                     self.trayIcon.changeFrameless)
        self.addAction(self.framelessCheck)
        self.addSeparator()
        self.requestCheck = QtGui.QAction("Show status request notifications",
                                          self,
                                          checkable=True)
        self.requestCheck.setChecked(True)
        self.addAction(self.requestCheck)
        self.connect(self.requestCheck, SIGNAL("triggered()"),
                     self.trayIcon.switchRequest)
        self.alarmCheck = QtGui.QAction("Show alarm notifications",
                                        self,
                                        checkable=True)
        self.alarmCheck.setChecked(True)
        self.connect(self.alarmCheck, SIGNAL("triggered()"),
                     self.trayIcon.switchAlarm)
        self.addAction(self.alarmCheck)
        distanceMenu = self.addMenu("Alarm Distance")
        self.distanceGroup = QActionGroup(self)
        for i in range(0, 6):
            action = QAction("{0} Jumps".format(i), None, checkable=True)
            if i == 0:
                action.setChecked(True)
            action.alarmDistance = i
            self.connect(action, SIGNAL("triggered()"),
                         self.changeAlarmDistance)
            self.distanceGroup.addAction(action)
            distanceMenu.addAction(action)
        self.addMenu(distanceMenu)
        self.addSeparator()
        self.quitAction = QAction("Quit", self)
        self.connect(self.quitAction, SIGNAL("triggered()"),
                     self.trayIcon.quit)
        self.addAction(self.quitAction)

    def changeAlarmDistance(self):
        for action in self.distanceGroup.actions():
            if action.isChecked():
                self.trayIcon.alarmDistance = action.alarmDistance
                self.trayIcon.changeAlarmDistance()
Exemplo n.º 12
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def create_action_group(parent, actions=[], enabled=True, exclusive=True, visible=True, hovered_slot=None, triggered_slot=None):
    action_group = QActionGroup(parent)
    for action in actions:
        action_group.addAction(action)
    action_group.setEnabled(enabled)
    action_group.setExclusive(exclusive)
    action_group.setVisible(visible)
    if hovered_slot:
        action_group.connect(action, SIGNAL('hovered(QAction)'), hovered_slot)
    if triggered_slot:
        action_group.connect(action, SIGNAL('triggered(QAction)'), triggered_slot)
    return action_group
    
Exemplo n.º 13
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 def createMenuBar(self):
     # set menu bar model
     self.mActionsModel = pActionsModel( self )
     self.menuBar().setModel( self.mActionsModel )
     
     # create menus and sub menus
     self.mActionsModel.addMenu( "mFile", self.tr( "&File" ) )
     self.mActionsModel.addMenu( "mEdit", self.tr( "&Edit" ) )
     self.mActionsModel.addMenu( "mView", self.tr( "&View" ) )
     self.mActionsModel.addMenu( "mView/mStyle", self.tr( "&Style" ) )
     self.mActionsModel.addMenu( "mView/mMode", self.tr( "&Mode" ) )
     self.mActionsModel.addMenu( "mView/mDockToolBarManager", self.tr( "&Dock ToolBar Manager" ) )
     self.mActionsModel.addMenu( "mView/mDockWidgets", self.tr( "Dock &Widgets" ) )
     
     # create actions
     aQuit = self.mActionsModel.addAction( "mFile/aQuit", self.tr( "&Quit" ) )
     
     aClassic = self.mActionsModel.addAction(
                     "mView/mMode/aShowClassic", self.tr( "Classic" ) )
     aClassic.setCheckable( True )
     
     aModern = self.mActionsModel.addAction(
                     "mView/mMode/aShowModern", self.tr( "Modern" ) )
     aModern.setCheckable( True )
     
     # style actions
     self.agStyles = pStylesActionGroup( self )
     self.agStyles.installInMenuBar( self.menuBar(), "mView/mStyle" )
     
     # action group
     agDockToolBarManagerMode = QActionGroup( self )
     agDockToolBarManagerMode.addAction( aClassic )
     agDockToolBarManagerMode.addAction( aModern )
     
     # add dock toolbar manager actions
     for dockToolBar in self.dockToolBarManager().dockToolBars():
         action = dockToolBar.toggleViewAction()
         self.mActionsModel.addAction(
             "mView/mDockToolBarManager/%s" % action.objectName() , action )
         
         action = dockToolBar.toggleExclusiveAction()
         self.mActionsModel.addAction(
             "mView/mDockToolBarManager/%s" % action.objectName(), action )
     
     # connections
     aQuit.triggered.connect(self.close)
     self.agStyles.styleSelected.connect(self.setCurrentStyle)
     self.dockToolBarManager().modeChanged.connect(
                         self.dockToolBarManagerModeChanged)
     aClassic.triggered.connect(self.dockToolBarManagerClassic)
     aModern.triggered.connect(self.dockToolBarManagerModern)
Exemplo n.º 14
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    def _onTvFilesCustomContextMenuRequested(self, pos ):
        """Connected automatically by uic
        """
        menu = QMenu()
        
        menu.addAction( core.actionManager().action( "mFile/mClose/aCurrent" ) )
        menu.addAction( core.actionManager().action( "mFile/mSave/aCurrent" ) )
        menu.addAction( core.actionManager().action( "mFile/mReload/aCurrent" ) )
        menu.addSeparator()
        
        # sort menu
        sortMenu = QMenu( self )
        group = QActionGroup( sortMenu )

        group.addAction( self.tr( "Opening order" ) )
        group.addAction( self.tr( "File name" ) )
        group.addAction( self.tr( "URL" ) )
        group.addAction( self.tr( "Suffixes" ) )
        group.triggered.connect(self._onSortTriggered)
        sortMenu.addActions( group.actions() )
        
        for i, sortMode in enumerate(["OpeningOrder", "FileName", "URL", "Suffixes"]):
            action = group.actions()[i]
            action.setData( sortMode )
            action.setCheckable( True )
            if sortMode == self.model.sortMode():
                action.setChecked( True )
        
        aSortMenu = QAction( self.tr( "Sorting" ), self )
        aSortMenu.setMenu( sortMenu )
        aSortMenu.setIcon( QIcon( ":/enkiicons/sort.png" ))
        aSortMenu.setToolTip( aSortMenu.text() )
        
        menu.addAction( sortMenu.menuAction() )
        menu.exec_( self.tvFiles.mapToGlobal( pos ) )
Exemplo n.º 15
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class MainWindow(QMainWindow):
    def __init__(self):
        QMainWindow.__init__(self)
        self._create_actions()
        self._create_toolbar()
        self._canvas = Canvas()
        self._canvas.scale(16, 16)
        self.setCentralWidget(self._canvas)

    def _create_actions(self):
        self._delete_action = QAction("Delete", None)
        self._delete_action.setShortcuts(QKeySequence.Delete)
        self._delete_action.triggered.connect(self._delete)

        self._select_action = QAction("Select", None)
        self._select_action.setCheckable(True)
        self._select_action.triggered.connect(self._use_select_tool)

        self._pen_action = QAction("Pen", None)
        self._pen_action.setCheckable(True)
        self._pen_action.setChecked(True)
        self._pen_action.triggered.connect(self._use_pen_tool)

        self._new_shape_action = QAction("New Shape", None)
        self._new_shape_action.triggered.connect(self._new_shape)

        self._tool_group = QActionGroup(None)
        self._tool_group.addAction(self._select_action)
        self._tool_group.addAction(self._pen_action)

    def _create_toolbar(self):
        toolbar = self.addToolBar("Tools")
        toolbar.addAction(self._delete_action)
        toolbar.addAction(self._select_action)
        toolbar.addAction(self._pen_action)
        toolbar.addAction(self._new_shape_action)

    def _use_select_tool(self):
        self._canvas.use_tool(SelectTool)

    def _use_pen_tool(self):
        self._canvas.use_tool(PenTool)

    def _new_shape(self):
        self._canvas.new_shape()

    def _delete(self):
        self._canvas.delete_selection()
Exemplo n.º 16
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    def change_layer_image_kind_menu(self, menu, lbox, selected_uuids, *args):
        current_kind = self.doc.prez_for_uuid(selected_uuids[0]).kind
        kind_menu = QMenu("Change Image Kind", menu)
        action_group = QActionGroup(menu, exclusive=True)
        actions = {}
        action_kinds = {}

        def _change_layers_image_kind(action, action_kinds=action_kinds):
            if not action.isChecked():
                # can't uncheck an image kind
                LOG.debug("Selected KIND action is not checked")
                return
            kind = action_kinds[action]
            return self.doc.change_layers_image_kind(selected_uuids, kind)

        for kind in [KIND.IMAGE, KIND.CONTOUR]:
            action = action_group.addAction(
                QAction(kind.name, menu, checkable=True))
            action_kinds[action] = kind
            action.setChecked(kind == current_kind)
            actions[action] = _change_layers_image_kind
            kind_menu.addAction(action)

        menu.addMenu(kind_menu)
        return actions
Exemplo n.º 17
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def createActionGroup(parent):
    group = QActionGroup(parent)
    for enc, region in _ENCODINGNAMES:
        a = group.addAction('%s (%s)' % (region, enc))
        a.setCheckable(True)
        a.setData(enc)
    return group
Exemplo n.º 18
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 def setupToolbar(self):
     """
     Setup the toolbar (adds a drop-down button for program types)
     """
     # create program type group
     ag = QActionGroup(self)
     ag.addAction(self.actionProgram)
     ag.addAction(self.actionSubprogram)
     ag.triggered.connect(self.on_programType_triggered)
     self.programActionGroup = ag
     self.tb = QToolButton()
     self.tb.setToolTip("Select the compiler program type to make")
     self.tb.setMenu(self.menuProgramType)
     self.tb.setPopupMode(QToolButton.InstantPopup)
     self.tb.setText("Executable")
     self.toolBarCode.insertWidget(self.actionCompile, self.tb)
     self.toolBarCode.insertSeparator(self.actionCompile)
Exemplo n.º 19
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class TrayContextMenu(QtGui.QMenu):
    instances = set()

    def __init__(self, trayIcon):
        """ trayIcon = the object with the methods to call
        """
        QtGui.QMenu.__init__(self)
        TrayContextMenu.instances.add(self)
        self.trayIcon = trayIcon
        self._buildMenu()

    def _buildMenu(self):
        self.framelessCheck = QtGui.QAction("Frameless Window", self, checkable=True)
        self.connect(self.framelessCheck, SIGNAL("triggered()"), self.trayIcon.changeFrameless)
        self.addAction(self.framelessCheck)
        self.addSeparator()
        self.requestCheck = QtGui.QAction("Show status request notifications", self, checkable=True)
        self.requestCheck.setChecked(True)
        self.addAction(self.requestCheck)
        self.connect(self.requestCheck, SIGNAL("triggered()"), self.trayIcon.switchRequest)
        self.alarmCheck = QtGui.QAction("Show alarm notifications", self, checkable=True)
        self.alarmCheck.setChecked(True)
        self.connect(self.alarmCheck, SIGNAL("triggered()"), self.trayIcon.switchAlarm)
        self.addAction(self.alarmCheck)
        distanceMenu = self.addMenu("Alarm Distance")
        self.distanceGroup = QActionGroup(self)
        for i in range(0, 6):
            action = QAction("{0} Jumps".format(i), None, checkable=True)
            if i == 0:
                action.setChecked(True)
            action.alarmDistance = i
            self.connect(action, SIGNAL("triggered()"), self.changeAlarmDistance)
            self.distanceGroup.addAction(action)
            distanceMenu.addAction(action)
        self.addMenu(distanceMenu)
        self.addSeparator()
        self.quitAction = QAction("Quit", self)
        self.connect(self.quitAction, SIGNAL("triggered()"), self.trayIcon.quit)
        self.addAction(self.quitAction)

    def changeAlarmDistance(self):
        for action in self.distanceGroup.actions():
            if action.isChecked():
                self.trayIcon.alarmDistance = action.alarmDistance
                self.trayIcon.changeAlarmDistance()
Exemplo n.º 20
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 def loadPlugins(self):
     sys.path.append(os.curdir + os.sep + "plugins")
     plugins = QActionGroup(self)
     for s in os.listdir("plugins"):
         # TODO: check all errors
         if s.endswith(".py"):
             plugin = __import__(s[:-3])
             if plugin == "__init__":
                 continue
             if "pluginMain" in dir(plugin):
                 pluginClass = plugin.pluginMain()
                 name = pluginClass.GetName()
                 action = QAction(name, self)
                 action.setCheckable(False)
                 QObject.connect(action, SIGNAL("triggered()"), self.GenerateRequests)
                 plugins.addAction(action)
                 self.ui.menuGenerators.addAction(action)
                 self.generators[action] = pluginClass()
             else:
                 print("pluginMain not found in " + s)
Exemplo n.º 21
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    def setActionsExclusive(self):

        # Build an action list from QGIS navigation toolbar
        actionList = self.iface.mapNavToolToolBar().actions()

        # Add actions from QGIS attributes toolbar (handling QWidgetActions)
        tmpActionList = self.iface.attributesToolBar().actions()
        for action in tmpActionList:
            if isinstance(action, QWidgetAction):
                actionList.extend( action.defaultWidget().actions() )
            else:
                actionList.append( action )
        # ... add other toolbars' action lists...

        # Build a group with actions from actionList and add your own action
        group = QActionGroup( self.iface.mainWindow() )
        group.setExclusive(True)
        for action in actionList:
            group.addAction( action )
        group.addAction( self.identifyParcelleAction )
Exemplo n.º 22
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 def loadPlugins(self):
     sys.path.append(os.curdir + os.sep + "plugins")
     plugins = QActionGroup(self)
     for s in os.listdir("plugins"):
         # TODO: check all errors
         if s.endswith(".py"):
             plugin = __import__(s[:-3])
             if plugin == "__init__":
                 continue
             if "pluginMain" in dir(plugin):
                 pluginClass = plugin.pluginMain()
                 name = pluginClass.GetName()
                 action = QAction(name, self)
                 action.setCheckable(False)
                 QObject.connect(action, SIGNAL("triggered()"),
                                 self.GenerateRequests)
                 plugins.addAction(action)
                 self.ui.menuGenerators.addAction(action)
                 self.generators[action] = pluginClass()
             else:
                 print("pluginMain not found in " + s)
Exemplo n.º 23
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class FilterSetWidget(QWidget, Ui_FilterSetWidget):

    def __init__(self, parent=None):
        super(FilterSetWidget, self).__init__(parent)
        self.setupUi(self)
        self._filterSetActionGroup = QActionGroup(self)
        self._filterSetActionGroup.addAction(self.saveFilterSetAction)
        self._filterSetActionGroup.addAction(self.reloadFilterSetAction)
        self._filterSetActionGroup.addAction(self.deleteFilterSetAction)
        self._filterSetActionGroup.addAction(self.exportFilterSetAction)
        self._filterSetMenu = QMenu(self)
        self._filterSetMenu.addActions(self._filterSetActionGroup.actions())
        self.filterSetTool.setMenu(self._filterSetMenu)
        self.filterSetTool.setDefaultAction(self.saveFilterSetAction)

    def setFilterSet(self, filterSet):
        self.setFilterSetKey(filterSet.key)
        if filterSet.source == 'ark':
            self.saveFilterSetAction.setEnabled(False)
            self.deleteFilterSetAction.setEnabled(False)
            self.filterSetTool.setDefaultAction(self.reloadFilterSetAction)
        else:
            self.saveFilterSetAction.setEnabled(True)
            self.deleteFilterSetAction.setEnabled(True)
            self.filterSetTool.setDefaultAction(self.saveFilterSetAction)

    def setFilterSetKey(self, key):
        self.filterSetCombo.setCurrentIndex(self.filterSetCombo.findData(key))

    def currentFilterSetKey(self):
        return self.filterSetCombo.itemData(self.filterSetCombo.currentIndex())

    def currentFilterSetName(self):
        return self.filterSetCombo.currentText()
Exemplo n.º 24
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class FilterSetWidget(QWidget, Ui_FilterSetWidget):
    def __init__(self, parent=None):
        super(FilterSetWidget, self).__init__(parent)
        self.setupUi(self)
        self._filterSetActionGroup = QActionGroup(self)
        self._filterSetActionGroup.addAction(self.saveFilterSetAction)
        self._filterSetActionGroup.addAction(self.reloadFilterSetAction)
        self._filterSetActionGroup.addAction(self.deleteFilterSetAction)
        self._filterSetActionGroup.addAction(self.exportFilterSetAction)
        self._filterSetMenu = QMenu(self)
        self._filterSetMenu.addActions(self._filterSetActionGroup.actions())
        self.filterSetTool.setMenu(self._filterSetMenu)
        self.filterSetTool.setDefaultAction(self.saveFilterSetAction)

    def setFilterSet(self, filterSet):
        self.setFilterSetKey(filterSet.key)
        if filterSet.source == 'ark':
            self.saveFilterSetAction.setEnabled(False)
            self.deleteFilterSetAction.setEnabled(False)
            self.filterSetTool.setDefaultAction(self.reloadFilterSetAction)
        else:
            self.saveFilterSetAction.setEnabled(True)
            self.deleteFilterSetAction.setEnabled(True)
            self.filterSetTool.setDefaultAction(self.saveFilterSetAction)

    def setFilterSetKey(self, key):
        self.filterSetCombo.setCurrentIndex(self.filterSetCombo.findData(key))

    def currentFilterSetKey(self):
        return self.filterSetCombo.itemData(self.filterSetCombo.currentIndex())

    def currentFilterSetName(self):
        return self.filterSetCombo.currentText()
Exemplo n.º 25
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    def __init__(self, from_table, to_table, condition):
        QGraphicsLineItem.__init__(self)
        self.instances.append(self)

        # from/to table connections
        self.from_table = from_table
        self.to_table = to_table
        self.condition = condition
        from_table.table_move.connect(self.update_spring)
        to_table.table_move.connect(self.update_spring)

        # draw arrow
        self.arrow = ArrowPolygonItem(self)
        self.arrow.clicked.connect(self.change_settings)

        # set attributes
        pen = QPen()
        pen.setWidth(2)
        self.setPen(pen)

        self.update_spring()
        self.setZValue(-1)

        # setup configuration menu
        menu = QMenu()
        join_action = QAction('Join', menu)
        join_action.setCheckable(True)
        join_action.setChecked(True)
        outer_join_action = QAction('Outer Join', menu)
        outer_join_action.setCheckable(True)
        group = QActionGroup(menu)
        group.addAction(join_action)
        group.addAction(outer_join_action)
        menu.addAction(join_action)
        menu.addAction(outer_join_action)
        self.join_action = join_action
        self.outer_join_action = outer_join_action
        self.menu = menu
Exemplo n.º 26
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 def loadPlugins(self):
     sys.path.append(os.curdir + os.sep + "plugins")
     plugins = QActionGroup(self)
     plugins.setExclusive(True)
     simple = SimpleInterpreter()
     action = QAction(simple.GetName(), self)
     plugins.addAction(action)
     action.setCheckable(True)
     action.setChecked(True)
     self.interpreterPlugins[action] = simple
     self.ui.menuPlugins.addAction(action)
     QtCore.QObject.connect(action, SIGNAL("triggered()"),
                            self.ChangeInterpreter)
     for s in os.listdir("plugins"):
         # TODO: check all errors
         if s.endswith(".py"):
             plugin = __import__(s[:-3])
             if "pluginMain" in dir(plugin):
                 pluginClass = plugin.pluginMain()
                 name = pluginClass.GetName()
                 type = pluginClass.GetType()
                 if type != "interpreter":
                     continue
                 action = QAction(name, self)
                 action.setCheckable(True)
                 QtCore.QObject.connect(action, SIGNAL("triggered()"),
                                        self.ChangeInterpreter)
                 plugins.addAction(action)
                 self.ui.menuPlugins.addAction(action)
                 self.interpreterPlugins[action] = pluginClass()
                 # TODO: load from .ini file
                 if name == "!!FibreChannel":
                     action.setChecked(True)
                     self.project.method.interpreter = self.interpreterPlugins[
                         action]
             else:
                 print("pluginMain not found in " + s)
Exemplo n.º 27
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    def _set_up_tools_connections(self):
        """ Set up all connections for view menu. """

        self.connect(self.actionUnselect_All, SIGNAL("triggered()"),
                     self.canvas.clear_all_selected_cells)

        self.connect(self.actionCreate_Pattern_Repeat, SIGNAL("triggered()"),
                     self.canvas.add_pattern_repeat)

        self.connect(self.actionCreate_Row_Repeat, SIGNAL("triggered()"),
                     self.canvas.add_row_repeat)

        self.connect(self.actionApply_Color_to_Selection,
                     SIGNAL("triggered()"),
                     self.canvas.apply_color_to_selection)

        self.connect(self.actionAdd_Text, SIGNAL("triggered()"),
                     self.canvas.add_text_item)

        modeGroup = QActionGroup(self)
        modeGroup.addAction(self.actionHide_Selected_Cells)
        modeGroup.addAction(self.actionShow_Selected_Cells)
        modeGroup.addAction(self.actionCreate_Chart)

        self.connect(self.actionHide_Selected_Cells, SIGNAL("triggered()"),
                     partial(self.canvas.select_mode, canvas.HIDE_MODE))

        self.connect(self.actionShow_Selected_Cells, SIGNAL("triggered()"),
                     partial(self.canvas.select_mode, canvas.UNHIDE_MODE))

        self.connect(self.actionCreate_Chart, SIGNAL("triggered()"),
                     partial(self.canvas.select_mode, canvas.SELECTION_MODE))

        self.connect(self.actionShow_hidden_legend_items,
                     SIGNAL("triggered()"),
                     self.canvas.show_hidden_legend_items)
def setup_menu():
    u"""
    Add a submenu to the edit menu.

    Add a submenu that lists the available extra classes to the edit
    menu.
    """
    if extra_classes_list:
        mw.extra_class_submenu = QMenu(u"Mode (e&xtra class)", mw)
        mw.form.menuEdit.addSeparator()
        mw.form.menuEdit.addMenu(mw.extra_class_submenu)
        action_group = QActionGroup(mw, exclusive=True)
        no_class_action = action_group.addAction(
            QAction('(none/standard)', mw, checkable=True))
        no_class_action.setChecked(True)
        mw.extra_class_submenu.addAction(no_class_action)
        mw.connect(no_class_action, SIGNAL("triggered()"),
                   lambda: set_extra_class(None))
        for ecd in extra_classes_list:
            nn_class_action = action_group.addAction(
                QAction(ecd['display'], mw, checkable=True))
            mw.extra_class_submenu.addAction(nn_class_action)
            mw.connect(nn_class_action, SIGNAL("triggered()"),
                       lambda ec=ecd['class']: set_extra_class(ec))
Exemplo n.º 29
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 def set_menu_items(self, db, tag, names):
     """Some of the menus change their content dynamically in runtime.
        This method updates menu specified by 'tag' with the items
        given in 'names'.
     """
     menu, fb = self.dynamic_menus[tag]
     group = QActionGroup(self, exclusive=True)
     menu.clear()
     for name in names:
         action = QAction(name, self, checkable=True)
         action.setStatusTip('Select item')
         action.triggered.connect(partial(fb, self, db, name))
         a = group.addAction(action)
         menu.addAction(a)
         if db.selection[tag] == name:
             a.toggle()
Exemplo n.º 30
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    def _combination_actions(self):
        tree = self.layerTree
        group = QActionGroup(tree)

        act = QAction("Union Combine", tree)
        act.setIcon(QIcon(':icons/glue_or.png'))
        act.setEnabled(False)
        act.setToolTip("Define new subset as union of selection")
        act.setShortcutContext(Qt.WidgetShortcut)
        act.triggered.connect(self._or_combine)
        group.addAction(act)
        tree.addAction(act)
        self._or_action = act

        act = QAction("Intersection Combine", tree)
        act.setIcon(QIcon(':icons/glue_and.png'))
        act.setEnabled(False)
        act.setToolTip("Define new subset as intersection of selection")
        act.triggered.connect(self._and_combine)
        act.setShortcutContext(Qt.WidgetShortcut)
        group.addAction(act)
        tree.addAction(act)
        self._and_action = act

        act = QAction("XOR Combine", tree)
        act.setIcon(QIcon(':icons/glue_xor.png'))
        act.setEnabled(False)
        act.setToolTip("Define new subset as non-intersection of selection")
        act.triggered.connect(self._xor_combine)
        act.setShortcutContext(Qt.WidgetShortcut)
        group.addAction(act)
        tree.addAction(act)
        self._xor_action = act

        act = QAction("Invert", tree)
        act.setIcon(QIcon(':icons/glue_not.png'))
        act.setEnabled(False)
        act.setToolTip("Invert current subset")
        act.triggered.connect(self._invert_subset)
        act.setShortcutContext(Qt.WidgetShortcut)
        group.addAction(act)
        tree.addAction(act)
        self._invert_action = act
Exemplo n.º 31
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    def _onTvFilesCustomContextMenuRequested(self, pos):
        """Connected automatically by uic
        """
        menu = QMenu()

        menu.addAction(core.actionManager().action("mFile/mClose/aCurrent"))
        menu.addAction(core.actionManager().action("mFile/mSave/aCurrent"))
        menu.addAction(core.actionManager().action("mFile/mReload/aCurrent"))
        menu.addSeparator()

        # sort menu
        sortMenu = QMenu(self)
        group = QActionGroup(sortMenu)

        group.addAction(self.tr("Opening order"))
        group.addAction(self.tr("File name"))
        group.addAction(self.tr("URL"))
        group.addAction(self.tr("Suffixes"))
        group.triggered.connect(self._onSortTriggered)
        sortMenu.addActions(group.actions())

        for i, sortMode in enumerate(
            ["OpeningOrder", "FileName", "URL", "Suffixes"]):
            action = group.actions()[i]
            action.setData(sortMode)
            action.setCheckable(True)
            if sortMode == self.model.sortMode():
                action.setChecked(True)

        aSortMenu = QAction(self.tr("Sorting"), self)
        aSortMenu.setMenu(sortMenu)
        aSortMenu.setIcon(QIcon(":/enkiicons/sort.png"))
        aSortMenu.setToolTip(aSortMenu.text())

        menu.addAction(sortMenu.menuAction())
        menu.exec_(self.tvFiles.mapToGlobal(pos))
Exemplo n.º 32
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    def device_discovery(self, devs):
        """Called when new devices have been added"""
        for menu in self._all_role_menus:
            role_menu = menu["rolemenu"]
            mux_menu = menu["muxmenu"]
            dev_group = QActionGroup(role_menu, exclusive=True)
            for d in devs:
                dev_node = QAction(d.name, role_menu, checkable=True,
                                   enabled=True)
                role_menu.addAction(dev_node)
                dev_group.addAction(dev_node)
                dev_node.toggled.connect(self._inputdevice_selected)

                map_node = None
                if d.supports_mapping:
                    map_node = QMenu("    Input map", role_menu, enabled=False)
                    map_group = QActionGroup(role_menu, exclusive=True)
                    # Connect device node to map node for easy
                    # enabling/disabling when selection changes and device
                    # to easily enable it
                    dev_node.setData((map_node, d))
                    for c in ConfigManager().get_list_of_configs():
                        node = QAction(c, map_node, checkable=True,
                                       enabled=True)
                        node.toggled.connect(self._inputconfig_selected)
                        map_node.addAction(node)
                        # Connect all the map nodes back to the device
                        # action node where we can access the raw device
                        node.setData(dev_node)
                        map_group.addAction(node)
                        # If this device hasn't been found before, then
                        # select the default mapping for it.
                        if d not in self._available_devices:
                            last_map = Config().get("device_config_mapping")
                            if d.name in last_map and last_map[d.name] == c:
                                node.setChecked(True)
                    role_menu.addMenu(map_node)
                dev_node.setData((map_node, d, mux_menu))

        # Update the list of what devices we found
        # to avoid selecting default mapping for all devices when
        # a new one is inserted
        self._available_devices = ()
        for d in devs:
            self._available_devices += (d,)

        # Only enable MUX nodes if we have enough devies to cover
        # the roles
        for mux_node in self._all_mux_nodes:
            (mux, sub_nodes) = mux_node.data()
            if len(mux.supported_roles()) <= len(self._available_devices):
                mux_node.setEnabled(True)

        # TODO: Currently only supports selecting default mux
        if self._all_mux_nodes[0].isEnabled():
            self._all_mux_nodes[0].setChecked(True)

        # If the previous length of the available devies was 0, then select
        # the default on. If that's not available then select the first
        # on in the list.
        # TODO: This will only work for the "Normal" mux so this will be
        #       selected by default
        if Config().get("input_device") in [d.name for d in devs]:
            for dev_menu in self._all_role_menus[0]["rolemenu"].actions():
                if dev_menu.text() == Config().get("input_device"):
                    dev_menu.setChecked(True)
        else:
            # Select the first device in the first mux (will always be "Normal"
            # mux)
            self._all_role_menus[0]["rolemenu"].actions()[0].setChecked(True)
            logger.info("Select first device")

        self._update_input_device_footer()
Exemplo n.º 33
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class MainUI(QtGui.QMainWindow, main_window_class):
    connectionLostSignal = pyqtSignal(str, str)
    connectionInitiatedSignal = pyqtSignal(str)
    batteryUpdatedSignal = pyqtSignal(int, object, object)
    connectionDoneSignal = pyqtSignal(str)
    connectionFailedSignal = pyqtSignal(str, str)
    disconnectedSignal = pyqtSignal(str)
    linkQualitySignal = pyqtSignal(int)

    _input_device_error_signal = pyqtSignal(str)
    _input_discovery_signal = pyqtSignal(object)
    _log_error_signal = pyqtSignal(object, str)

    def __init__(self, *args):
        super(MainUI, self).__init__(*args)
        self.setupUi(self)

        ######################################################
        # By lxrocks
        # 'Skinny Progress Bar' tweak for Yosemite
        # Tweak progress bar - artistic I am not - so pick your own colors !!!
        # Only apply to Yosemite
        ######################################################
        import platform

        if platform.system() == 'Darwin':

            (Version, junk, machine) = platform.mac_ver()
            logger.info("This is a MAC - checking if we can apply Progress "
                        "Bar Stylesheet for Yosemite Skinny Bars ")
            yosemite = (10, 10, 0)
            tVersion = tuple(map(int, (Version.split("."))))

            if tVersion >= yosemite:
                logger.info("Found Yosemite - applying stylesheet")

                tcss = """
                    QProgressBar {
                        border: 1px solid grey;
                        border-radius: 5px;
                        text-align: center;
                    }
                    QProgressBar::chunk {
                        background-color: """ + COLOR_BLUE + """;
                    }
                 """
                self.setStyleSheet(tcss)

            else:
                logger.info("Pre-Yosemite - skinny bar stylesheet not applied")

        ######################################################

        self.cf = Crazyflie(ro_cache=None,
                            rw_cache=cfclient.config_path + "/cache")

        cflib.crtp.init_drivers(enable_debug_driver=Config()
                                .get("enable_debug_driver"))

        zmq_params = ZMQParamAccess(self.cf)
        zmq_params.start()

        zmq_leds = ZMQLEDDriver(self.cf)
        zmq_leds.start()

        self.scanner = ScannerThread()
        self.scanner.interfaceFoundSignal.connect(self.foundInterfaces)
        self.scanner.start()

        # Create and start the Input Reader
        self._statusbar_label = QLabel("No input-device found, insert one to"
                                       " fly.")
        self.statusBar().addWidget(self._statusbar_label)

        self.joystickReader = JoystickReader()
        self._active_device = ""
        # self.configGroup = QActionGroup(self._menu_mappings, exclusive=True)

        self._mux_group = QActionGroup(self._menu_inputdevice, exclusive=True)

        # TODO: Need to reload configs
        # ConfigManager().conf_needs_reload.add_callback(self._reload_configs)

        self.cf.connection_failed.add_callback(
            self.connectionFailedSignal.emit)
        self.connectionFailedSignal.connect(self._connection_failed)

        self._input_device_error_signal.connect(
            self._display_input_device_error)
        self.joystickReader.device_error.add_callback(
            self._input_device_error_signal.emit)
        self._input_discovery_signal.connect(self.device_discovery)
        self.joystickReader.device_discovery.add_callback(
            self._input_discovery_signal.emit)

        # Hide the 'File' menu on OS X, since its only item, 'Exit', gets
        # merged into the application menu.
        if sys.platform == 'darwin':
            self.menuFile.menuAction().setVisible(False)

        # Connect UI signals
        self.logConfigAction.triggered.connect(self._show_connect_dialog)
        self.interfaceCombo.currentIndexChanged['QString'].connect(
            self.interfaceChanged)
        self.connectButton.clicked.connect(self._connect)
        self.scanButton.clicked.connect(self._scan)
        self.menuItemConnect.triggered.connect(self._connect)
        self.menuItemConfInputDevice.triggered.connect(
            self._show_input_device_config_dialog)
        self.menuItemExit.triggered.connect(self.closeAppRequest)
        self.batteryUpdatedSignal.connect(self._update_battery)
        self._menuitem_rescandevices.triggered.connect(self._rescan_devices)
        self._menuItem_openconfigfolder.triggered.connect(
            self._open_config_folder)

        self.address.setValue(0xE7E7E7E7E7)

        self._auto_reconnect_enabled = Config().get("auto_reconnect")
        self.autoReconnectCheckBox.toggled.connect(
            self._auto_reconnect_changed)
        self.autoReconnectCheckBox.setChecked(Config().get("auto_reconnect"))

        self.joystickReader.input_updated.add_callback(
            self.cf.commander.send_setpoint)

        # Connection callbacks and signal wrappers for UI protection
        self.cf.connected.add_callback(self.connectionDoneSignal.emit)
        self.connectionDoneSignal.connect(self._connected)
        self.cf.disconnected.add_callback(self.disconnectedSignal.emit)
        self.disconnectedSignal.connect(self._disconnected)
        self.cf.connection_lost.add_callback(self.connectionLostSignal.emit)
        self.connectionLostSignal.connect(self._connection_lost)
        self.cf.connection_requested.add_callback(
            self.connectionInitiatedSignal.emit)
        self.connectionInitiatedSignal.connect(self._connection_initiated)
        self._log_error_signal.connect(self._logging_error)

        self.batteryBar.setTextVisible(False)
        self.batteryBar.setStyleSheet(progressbar_stylesheet(COLOR_BLUE))

        self.linkQualityBar.setTextVisible(False)
        self.linkQualityBar.setStyleSheet(progressbar_stylesheet(COLOR_BLUE))

        # Connect link quality feedback
        self.cf.link_quality_updated.add_callback(self.linkQualitySignal.emit)
        self.linkQualitySignal.connect(
            lambda percentage: self.linkQualityBar.setValue(percentage))

        self._selected_interface = None
        self._initial_scan = True
        self._scan()

        # Parse the log configuration files
        self.logConfigReader = LogConfigReader(self.cf)

        self._current_input_config = None
        self._active_config = None
        self._active_config = None

        self.inputConfig = None

        # Add things to helper so tabs can access it
        cfclient.ui.pluginhelper.cf = self.cf
        cfclient.ui.pluginhelper.inputDeviceReader = self.joystickReader
        cfclient.ui.pluginhelper.logConfigReader = self.logConfigReader

        self.logConfigDialogue = LogConfigDialogue(cfclient.ui.pluginhelper)
        self._bootloader_dialog = BootloaderDialog(cfclient.ui.pluginhelper)
        self._cf2config_dialog = Cf2ConfigDialog(cfclient.ui.pluginhelper)
        self._cf1config_dialog = Cf1ConfigDialog(cfclient.ui.pluginhelper)
        self.menuItemBootloader.triggered.connect(self._bootloader_dialog.show)
        self._about_dialog = AboutDialog(cfclient.ui.pluginhelper)
        self.menuItemAbout.triggered.connect(self._about_dialog.show)
        self._menu_cf2_config.triggered.connect(self._cf2config_dialog.show)
        self._menu_cf1_config.triggered.connect(self._cf1config_dialog.show)

        # Loading toolboxes (A bit of magic for a lot of automatic)
        self.toolboxes = []
        self.toolboxesMenuItem.setMenu(QtGui.QMenu())
        for t_class in cfclient.ui.toolboxes.toolboxes:
            toolbox = t_class(cfclient.ui.pluginhelper)
            dockToolbox = MyDockWidget(toolbox.getName())
            dockToolbox.setWidget(toolbox)
            self.toolboxes += [dockToolbox, ]

            # Add menu item for the toolbox
            item = QtGui.QAction(toolbox.getName(), self)
            item.setCheckable(True)
            item.triggered.connect(self.toggleToolbox)
            self.toolboxesMenuItem.menu().addAction(item)

            dockToolbox.closed.connect(lambda: self.toggleToolbox(False))

            # Setup some introspection
            item.dockToolbox = dockToolbox
            item.menuItem = item
            dockToolbox.dockToolbox = dockToolbox
            dockToolbox.menuItem = item

        # Load and connect tabs
        self.tabsMenuItem.setMenu(QtGui.QMenu())
        tabItems = {}
        self.loadedTabs = []
        for tabClass in cfclient.ui.tabs.available:
            tab = tabClass(self.tabs, cfclient.ui.pluginhelper)
            item = QtGui.QAction(tab.getMenuName(), self)
            item.setCheckable(True)
            item.toggled.connect(tab.toggleVisibility)
            self.tabsMenuItem.menu().addAction(item)
            tabItems[tab.getTabName()] = item
            self.loadedTabs.append(tab)
            if not tab.enabled:
                item.setEnabled(False)

        # First instantiate all tabs and then open them in the correct order
        try:
            for tName in Config().get("open_tabs").split(","):
                t = tabItems[tName]
                if (t is not None and t.isEnabled()):
                    # Toggle though menu so it's also marked as open there
                    t.toggle()
        except Exception as e:
            logger.warning("Exception while opening tabs [{}]".format(e))

        # References to all the device sub-menus in the "Input device" menu
        self._all_role_menus = ()
        # Used to filter what new devices to add default mapping to
        self._available_devices = ()
        # Keep track of mux nodes so we can enable according to how many
        # devices we have
        self._all_mux_nodes = ()

        # Check which Input muxes are available
        self._mux_group = QActionGroup(self._menu_inputdevice, exclusive=True)
        for m in self.joystickReader.available_mux():
            node = QAction(m.name,
                           self._menu_inputdevice,
                           checkable=True,
                           enabled=False)
            node.toggled.connect(self._mux_selected)
            self._mux_group.addAction(node)
            self._menu_inputdevice.addAction(node)
            self._all_mux_nodes += (node,)
            mux_subnodes = ()
            for name in m.supported_roles():
                sub_node = QMenu("    {}".format(name),
                                 self._menu_inputdevice,
                                 enabled=False)
                self._menu_inputdevice.addMenu(sub_node)
                mux_subnodes += (sub_node,)
                self._all_role_menus += ({"muxmenu": node,
                                          "rolemenu": sub_node},)
            node.setData((m, mux_subnodes))

        self._mapping_support = True

    def interfaceChanged(self, interface):
        if interface == INTERFACE_PROMPT_TEXT:
            self._selected_interface = None
        else:
            self._selected_interface = interface
        self._update_ui_state()

    def foundInterfaces(self, interfaces):
        selected_interface = self._selected_interface

        self.interfaceCombo.clear()
        self.interfaceCombo.addItem(INTERFACE_PROMPT_TEXT)

        formatted_interfaces = []
        for i in interfaces:
            if len(i[1]) > 0:
                interface = "%s - %s" % (i[0], i[1])
            else:
                interface = i[0]
            formatted_interfaces.append(interface)
        self.interfaceCombo.addItems(formatted_interfaces)

        if self._initial_scan:
            self._initial_scan = False

            try:
                selected_interface = Config().get("link_uri")
            except KeyError:
                pass

        newIndex = 0
        if selected_interface is not None:
            try:
                newIndex = formatted_interfaces.index(selected_interface) + 1
            except ValueError:
                pass

        self.interfaceCombo.setCurrentIndex(newIndex)

        self.uiState = UIState.DISCONNECTED
        self._update_ui_state()

    def _update_ui_state(self):
        if self.uiState == UIState.DISCONNECTED:
            self.setWindowTitle("Not connected")
            canConnect = self._selected_interface is not None
            self.menuItemConnect.setText("Connect to Crazyflie")
            self.menuItemConnect.setEnabled(canConnect)
            self.connectButton.setText("Connect")
            self.connectButton.setToolTip(
                "Connect to the Crazyflie on the selected interface")
            self.connectButton.setEnabled(canConnect)
            self.scanButton.setText("Scan")
            self.scanButton.setEnabled(True)
            self.address.setEnabled(True)
            self.batteryBar.setValue(3000)
            self._menu_cf2_config.setEnabled(False)
            self._menu_cf1_config.setEnabled(True)
            self.linkQualityBar.setValue(0)
            self.menuItemBootloader.setEnabled(True)
            self.logConfigAction.setEnabled(False)
            self.interfaceCombo.setEnabled(True)
        elif self.uiState == UIState.CONNECTED:
            s = "Connected on %s" % self._selected_interface
            self.setWindowTitle(s)
            self.menuItemConnect.setText("Disconnect")
            self.menuItemConnect.setEnabled(True)
            self.connectButton.setText("Disconnect")
            self.connectButton.setToolTip("Disconnect from the Crazyflie")
            self.scanButton.setEnabled(False)
            self.logConfigAction.setEnabled(True)
            # Find out if there's an I2C EEPROM, otherwise don't show the
            # dialog.
            if len(self.cf.mem.get_mems(MemoryElement.TYPE_I2C)) > 0:
                self._menu_cf2_config.setEnabled(True)
            self._menu_cf1_config.setEnabled(False)
        elif self.uiState == UIState.CONNECTING:
            s = "Connecting to {} ...".format(self._selected_interface)
            self.setWindowTitle(s)
            self.menuItemConnect.setText("Cancel")
            self.menuItemConnect.setEnabled(True)
            self.connectButton.setText("Cancel")
            self.connectButton.setToolTip("Cancel connecting to the Crazyflie")
            self.scanButton.setEnabled(False)
            self.address.setEnabled(False)
            self.menuItemBootloader.setEnabled(False)
            self.interfaceCombo.setEnabled(False)
        elif self.uiState == UIState.SCANNING:
            self.setWindowTitle("Scanning ...")
            self.connectButton.setText("Connect")
            self.menuItemConnect.setEnabled(False)
            self.connectButton.setText("Connect")
            self.connectButton.setEnabled(False)
            self.scanButton.setText("Scanning...")
            self.scanButton.setEnabled(False)
            self.address.setEnabled(False)
            self.menuItemBootloader.setEnabled(False)
            self.interfaceCombo.setEnabled(False)

    @pyqtSlot(bool)
    def toggleToolbox(self, display):
        menuItem = self.sender().menuItem
        dockToolbox = self.sender().dockToolbox

        if display and not dockToolbox.isVisible():
            dockToolbox.widget().enable()
            self.addDockWidget(dockToolbox.widget().preferedDockArea(),
                               dockToolbox)
            dockToolbox.show()
        elif not display:
            dockToolbox.widget().disable()
            self.removeDockWidget(dockToolbox)
            dockToolbox.hide()
            menuItem.setChecked(False)

    def _rescan_devices(self):
        self._statusbar_label.setText("No inputdevice connected!")
        self._menu_devices.clear()
        self._active_device = ""
        self.joystickReader.stop_input()

        # for c in self._menu_mappings.actions():
        #    c.setEnabled(False)
        # devs = self.joystickReader.available_devices()
        # if (len(devs) > 0):
        #    self.device_discovery(devs)

    def _show_input_device_config_dialog(self):
        self.inputConfig = InputConfigDialogue(self.joystickReader)
        self.inputConfig.show()

    def _auto_reconnect_changed(self, checked):
        self._auto_reconnect_enabled = checked
        Config().set("auto_reconnect", checked)
        logger.info("Auto reconnect enabled: {}".format(checked))

    def _show_connect_dialog(self):
        self.logConfigDialogue.show()

    def _update_battery(self, timestamp, data, logconf):
        self.batteryBar.setValue(int(data["pm.vbat"] * 1000))

        color = COLOR_BLUE
        # TODO firmware reports fully-charged state as 'Battery',
        # rather than 'Charged'
        if data["pm.state"] in [BatteryStates.CHARGING, BatteryStates.CHARGED]:
            color = COLOR_GREEN
        elif data["pm.state"] == BatteryStates.LOW_POWER:
            color = COLOR_RED

        self.batteryBar.setStyleSheet(progressbar_stylesheet(color))

    def _connected(self):
        self.uiState = UIState.CONNECTED
        self._update_ui_state()

        Config().set("link_uri", str(self._selected_interface))

        lg = LogConfig("Battery", 1000)
        lg.add_variable("pm.vbat", "float")
        lg.add_variable("pm.state", "int8_t")
        try:
            self.cf.log.add_config(lg)
            lg.data_received_cb.add_callback(self.batteryUpdatedSignal.emit)
            lg.error_cb.add_callback(self._log_error_signal.emit)
            lg.start()
        except KeyError as e:
            logger.warning(str(e))

        mem = self.cf.mem.get_mems(MemoryElement.TYPE_DRIVER_LED)[0]
        mem.write_data(self._led_write_done)

        # self._led_write_test = 0

        # mem.leds[self._led_write_test] = [10, 20, 30]
        # mem.write_data(self._led_write_done)

    def _disconnected(self):
        self.uiState = UIState.DISCONNECTED
        self._update_ui_state()

    def _connection_initiated(self):
        self.uiState = UIState.CONNECTING
        self._update_ui_state()

    def _led_write_done(self, mem, addr):
        logger.info("LED write done callback")
        # self._led_write_test += 1
        # mem.leds[self._led_write_test] = [10, 20, 30]
        # mem.write_data(self._led_write_done)

    def _logging_error(self, log_conf, msg):
        QMessageBox.about(self, "Log error", "Error when starting log config"
                                             " [{}]: {}".format(log_conf.name,
                                                                msg))

    def _connection_lost(self, linkURI, msg):
        if not self._auto_reconnect_enabled:
            if self.isActiveWindow():
                warningCaption = "Communication failure"
                error = "Connection lost to {}: {}".format(linkURI, msg)
                QMessageBox.critical(self, warningCaption, error)
                self.uiState = UIState.DISCONNECTED
                self._update_ui_state()
        else:
            self._connect()

    def _connection_failed(self, linkURI, error):
        if not self._auto_reconnect_enabled:
            msg = "Failed to connect on {}: {}".format(linkURI, error)
            warningCaption = "Communication failure"
            QMessageBox.critical(self, warningCaption, msg)
            self.uiState = UIState.DISCONNECTED
            self._update_ui_state()
        else:
            self._connect()

    def closeEvent(self, event):
        self.hide()
        self.cf.close_link()
        Config().save_file()

    def _connect(self):
        if self.uiState == UIState.CONNECTED:
            self.cf.close_link()
        elif self.uiState == UIState.CONNECTING:
            self.cf.close_link()
            self.uiState = UIState.DISCONNECTED
            self._update_ui_state()
        else:
            self.cf.open_link(self._selected_interface)

    def _scan(self):
        self.uiState = UIState.SCANNING
        self._update_ui_state()
        self.scanner.scanSignal.emit(self.address.value())

    def _display_input_device_error(self, error):
        self.cf.close_link()
        QMessageBox.critical(self, "Input device error", error)

    def _mux_selected(self, checked):
        """Called when a new mux is selected. The menu item contains a
        reference to the raw mux object as well as to the associated device
        sub-nodes"""
        if not checked:
            (mux, sub_nodes) = self.sender().data()
            for s in sub_nodes:
                s.setEnabled(False)
        else:
            (mux, sub_nodes) = self.sender().data()
            for s in sub_nodes:
                s.setEnabled(True)
            self.joystickReader.set_mux(mux=mux)

            # Go though the tree and select devices/mapping that was
            # selected before it was disabled.
            for role_node in sub_nodes:
                for dev_node in role_node.children():
                    if type(dev_node) is QAction and dev_node.isChecked():
                        dev_node.toggled.emit(True)

            self._update_input_device_footer()

    def _get_dev_status(self, device):
        msg = "{}".format(device.name)
        if device.supports_mapping:
            map_name = "N/A"
            if device.input_map:
                map_name = device.input_map_name
            msg += " ({})".format(map_name)
        return msg

    def _update_input_device_footer(self):
        """Update the footer in the bottom of the UI with status for the
        input device and its mapping"""

        msg = ""

        if len(self.joystickReader.available_devices()) > 0:
            mux = self.joystickReader._selected_mux
            msg = "Using {} mux with ".format(mux.name)
            for key in list(mux._devs.keys())[:-1]:
                if mux._devs[key]:
                    msg += "{}, ".format(self._get_dev_status(mux._devs[key]))
                else:
                    msg += "N/A, "
            # Last item
            key = list(mux._devs.keys())[-1]
            if mux._devs[key]:
                msg += "{}".format(self._get_dev_status(mux._devs[key]))
            else:
                msg += "N/A"
        else:
            msg = "No input device found"
        self._statusbar_label.setText(msg)

    def _inputdevice_selected(self, checked):
        """Called when a new input device has been selected from the menu. The
        data in the menu object is the associated map menu (directly under the
        item in the menu) and the raw device"""
        (map_menu, device, mux_menu) = self.sender().data()
        if not checked:
            if map_menu:
                map_menu.setEnabled(False)
                # Do not close the device, since we don't know exactly
                # how many devices the mux can have open. When selecting a
                # new mux the old one will take care of this.
        else:
            if map_menu:
                map_menu.setEnabled(True)

            (mux, sub_nodes) = mux_menu.data()
            for role_node in sub_nodes:
                for dev_node in role_node.children():
                    if type(dev_node) is QAction and dev_node.isChecked():
                        if device.id == dev_node.data()[1].id \
                                and dev_node is not self.sender():
                            dev_node.setChecked(False)

            role_in_mux = str(self.sender().parent().title()).strip()
            logger.info("Role of {} is {}".format(device.name,
                                                  role_in_mux))

            Config().set("input_device", str(device.name))

            self._mapping_support = self.joystickReader.start_input(
                device.name,
                role_in_mux)
        self._update_input_device_footer()

    def _inputconfig_selected(self, checked):
        """Called when a new configuration has been selected from the menu. The
        data in the menu object is a referance to the device QAction in parent
        menu. This contains a referance to the raw device."""
        if not checked:
            return

        selected_mapping = str(self.sender().text())
        device = self.sender().data().data()[1]
        self.joystickReader.set_input_map(device.name, selected_mapping)
        self._update_input_device_footer()

    def device_discovery(self, devs):
        """Called when new devices have been added"""
        for menu in self._all_role_menus:
            role_menu = menu["rolemenu"]
            mux_menu = menu["muxmenu"]
            dev_group = QActionGroup(role_menu, exclusive=True)
            for d in devs:
                dev_node = QAction(d.name, role_menu, checkable=True,
                                   enabled=True)
                role_menu.addAction(dev_node)
                dev_group.addAction(dev_node)
                dev_node.toggled.connect(self._inputdevice_selected)

                map_node = None
                if d.supports_mapping:
                    map_node = QMenu("    Input map", role_menu, enabled=False)
                    map_group = QActionGroup(role_menu, exclusive=True)
                    # Connect device node to map node for easy
                    # enabling/disabling when selection changes and device
                    # to easily enable it
                    dev_node.setData((map_node, d))
                    for c in ConfigManager().get_list_of_configs():
                        node = QAction(c, map_node, checkable=True,
                                       enabled=True)
                        node.toggled.connect(self._inputconfig_selected)
                        map_node.addAction(node)
                        # Connect all the map nodes back to the device
                        # action node where we can access the raw device
                        node.setData(dev_node)
                        map_group.addAction(node)
                        # If this device hasn't been found before, then
                        # select the default mapping for it.
                        if d not in self._available_devices:
                            last_map = Config().get("device_config_mapping")
                            if d.name in last_map and last_map[d.name] == c:
                                node.setChecked(True)
                    role_menu.addMenu(map_node)
                dev_node.setData((map_node, d, mux_menu))

        # Update the list of what devices we found
        # to avoid selecting default mapping for all devices when
        # a new one is inserted
        self._available_devices = ()
        for d in devs:
            self._available_devices += (d,)

        # Only enable MUX nodes if we have enough devies to cover
        # the roles
        for mux_node in self._all_mux_nodes:
            (mux, sub_nodes) = mux_node.data()
            if len(mux.supported_roles()) <= len(self._available_devices):
                mux_node.setEnabled(True)

        # TODO: Currently only supports selecting default mux
        if self._all_mux_nodes[0].isEnabled():
            self._all_mux_nodes[0].setChecked(True)

        # If the previous length of the available devies was 0, then select
        # the default on. If that's not available then select the first
        # on in the list.
        # TODO: This will only work for the "Normal" mux so this will be
        #       selected by default
        if Config().get("input_device") in [d.name for d in devs]:
            for dev_menu in self._all_role_menus[0]["rolemenu"].actions():
                if dev_menu.text() == Config().get("input_device"):
                    dev_menu.setChecked(True)
        else:
            # Select the first device in the first mux (will always be "Normal"
            # mux)
            self._all_role_menus[0]["rolemenu"].actions()[0].setChecked(True)
            logger.info("Select first device")

        self._update_input_device_footer()

    def _open_config_folder(self):
        QDesktopServices.openUrl(
            QUrl("file:///" +
                 QDir.toNativeSeparators(cfclient.config_path)))

    def closeAppRequest(self):
        self.close()
        sys.exit(0)
Exemplo n.º 34
0
class MainUI(QtGui.QMainWindow, main_window_class):

    connectionLostSignal = pyqtSignal(str, str)
    connectionInitiatedSignal = pyqtSignal(str)
    batteryUpdatedSignal = pyqtSignal(int, object, object)
    connectionDoneSignal = pyqtSignal(str)
    connectionFailedSignal = pyqtSignal(str, str)
    disconnectedSignal = pyqtSignal(str)
    linkQualitySignal = pyqtSignal(int)

    _input_device_error_signal = pyqtSignal(str)
    _input_discovery_signal = pyqtSignal(object)
    _log_error_signal = pyqtSignal(object, str)

    def __init__(self, *args):
        super(MainUI, self).__init__(*args)
        self.setupUi(self)
        
        ######################################################
        ### By lxrocks
        ### 'Skinny Progress Bar' tweak for Yosemite
        ### Tweak progress bar - artistic I am not - so pick your own colors !!!
        ### Only apply to Yosemite
        ######################################################
        import platform
        if platform.system() == 'Darwin':
        
            (Version,junk,machine) =  platform.mac_ver()
            logger.info("This is a MAC - checking if we can apply Progress Bar Stylesheet for Yosemite Skinny Bars ")
            yosemite = (10,10,0)
            tVersion = tuple(map(int, (Version.split("."))))
            
            if tVersion >= yosemite:
                logger.info( "Found Yosemite:")
        
                tcss = """
                    QProgressBar {
                    border: 2px solid grey;
                    border-radius: 5px;
                    text-align: center;
                }
                QProgressBar::chunk {
                     background-color: #05B8CC;
                 }
                 """
                self.setStyleSheet(tcss)
                
            else:
                logger.info( "Pre-Yosemite")
        
        ######################################################
        
        self.cf = Crazyflie(ro_cache=sys.path[0] + "/cflib/cache",
                            rw_cache=sys.path[1] + "/cache")

        cflib.crtp.init_drivers(enable_debug_driver=Config()
                                                .get("enable_debug_driver"))

        # Create the connection dialogue
        self.connectDialogue = ConnectDialogue()

        # Create and start the Input Reader
        self._statusbar_label = QLabel("Loading device and configuration.")
        self.statusBar().addWidget(self._statusbar_label)

        self.joystickReader = JoystickReader()
        self._active_device = ""
        self.configGroup = QActionGroup(self._menu_mappings, exclusive=True)
        self._load_input_data()
        ConfigManager().conf_needs_reload.add_callback(self._reload_configs)

        # Connections for the Connect Dialogue
        self.connectDialogue.requestConnectionSignal.connect(self.cf.open_link)

        self.cf.connection_failed.add_callback(self.connectionFailedSignal.emit)
        self.connectionFailedSignal.connect(self._connection_failed)
        
        
        self._input_device_error_signal.connect(self._display_input_device_error)
        self.joystickReader.device_error.add_callback(
                        self._input_device_error_signal.emit)
        self._input_discovery_signal.connect(self.device_discovery)
        self.joystickReader.device_discovery.add_callback(
                        self._input_discovery_signal.emit)

        # Connect UI signals
        self.menuItemConnect.triggered.connect(self._connect)
        self.logConfigAction.triggered.connect(self._show_connect_dialog)
        self.connectButton.clicked.connect(self._connect)
        self.quickConnectButton.clicked.connect(self._quick_connect)
        self.menuItemQuickConnect.triggered.connect(self._quick_connect)
        self.menuItemConfInputDevice.triggered.connect(self._show_input_device_config_dialog)
        self.menuItemExit.triggered.connect(self.closeAppRequest)
        self.batteryUpdatedSignal.connect(self._update_vbatt)
        self._menuitem_rescandevices.triggered.connect(self._rescan_devices)
        self._menuItem_openconfigfolder.triggered.connect(self._open_config_folder)

        self._auto_reconnect_enabled = Config().get("auto_reconnect")
        self.autoReconnectCheckBox.toggled.connect(
                                              self._auto_reconnect_changed)
        self.autoReconnectCheckBox.setChecked(Config().get("auto_reconnect"))
        
        self.joystickReader.input_updated.add_callback(
                                         self.cf.commander.send_setpoint)

        # Connection callbacks and signal wrappers for UI protection
        self.cf.connected.add_callback(self.connectionDoneSignal.emit)
        self.connectionDoneSignal.connect(self._connected)
        self.cf.disconnected.add_callback(self.disconnectedSignal.emit)
        self.disconnectedSignal.connect(
                        lambda linkURI: self._update_ui_state(UIState.DISCONNECTED,
                                                        linkURI))
        self.cf.connection_lost.add_callback(self.connectionLostSignal.emit)
        self.connectionLostSignal.connect(self._connection_lost)
        self.cf.connection_requested.add_callback(
                                         self.connectionInitiatedSignal.emit)
        self.connectionInitiatedSignal.connect(
                           lambda linkURI: self._update_ui_state(UIState.CONNECTING,
                                                           linkURI))
        self._log_error_signal.connect(self._logging_error)

        # Connect link quality feedback
        self.cf.link_quality_updated.add_callback(self.linkQualitySignal.emit)
        self.linkQualitySignal.connect(
                   lambda percentage: self.linkQualityBar.setValue(percentage))

        # Set UI state in disconnected buy default
        self._update_ui_state(UIState.DISCONNECTED)

        # Parse the log configuration files
        self.logConfigReader = LogConfigReader(self.cf)

        self._current_input_config = None
        self._active_config = None
        self._active_config = None

        self.inputConfig = None

        # Add things to helper so tabs can access it
        cfclient.ui.pluginhelper.cf = self.cf
        cfclient.ui.pluginhelper.inputDeviceReader = self.joystickReader
        cfclient.ui.pluginhelper.logConfigReader = self.logConfigReader

        self.logConfigDialogue = LogConfigDialogue(cfclient.ui.pluginhelper)
        self._bootloader_dialog = BootloaderDialog(cfclient.ui.pluginhelper)
        self._cf2config_dialog = Cf2ConfigDialog(cfclient.ui.pluginhelper)
        self._cf1config_dialog = Cf1ConfigDialog(cfclient.ui.pluginhelper)
        self.menuItemBootloader.triggered.connect(self._bootloader_dialog.show)
        self._about_dialog = AboutDialog(cfclient.ui.pluginhelper)
        self.menuItemAbout.triggered.connect(self._about_dialog.show)
        self._menu_cf2_config.triggered.connect(self._cf2config_dialog.show)
        self._menu_cf1_config.triggered.connect(self._cf1config_dialog.show)

        # Loading toolboxes (A bit of magic for a lot of automatic)
        self.toolboxes = []
        self.toolboxesMenuItem.setMenu(QtGui.QMenu())
        for t_class in cfclient.ui.toolboxes.toolboxes:
            toolbox = t_class(cfclient.ui.pluginhelper)
            dockToolbox = MyDockWidget(toolbox.getName())
            dockToolbox.setWidget(toolbox)
            self.toolboxes += [dockToolbox, ]

            # Add menu item for the toolbox
            item = QtGui.QAction(toolbox.getName(), self)
            item.setCheckable(True)
            item.triggered.connect(self.toggleToolbox)
            self.toolboxesMenuItem.menu().addAction(item)

            dockToolbox.closed.connect(lambda: self.toggleToolbox(False))

            # Setup some introspection
            item.dockToolbox = dockToolbox
            item.menuItem = item
            dockToolbox.dockToolbox = dockToolbox
            dockToolbox.menuItem = item

        # Load and connect tabs
        self.tabsMenuItem.setMenu(QtGui.QMenu())
        tabItems = {}
        self.loadedTabs = []
        for tabClass in cfclient.ui.tabs.available:
            tab = tabClass(self.tabs, cfclient.ui.pluginhelper)
            item = QtGui.QAction(tab.getMenuName(), self)
            item.setCheckable(True)
            item.toggled.connect(tab.toggleVisibility)
            self.tabsMenuItem.menu().addAction(item)
            tabItems[tab.getTabName()] = item
            self.loadedTabs.append(tab)
            if not tab.enabled:
                item.setEnabled(False)

        # First instantiate all tabs and then open them in the correct order
        try:
            for tName in Config().get("open_tabs").split(","):
                t = tabItems[tName]
                if (t != None and t.isEnabled()):
                    # Toggle though menu so it's also marked as open there
                    t.toggle()
        except Exception as e:
            logger.warning("Exception while opening tabs [{}]".format(e))

        # Check which Input muxes are available
        self._mux_group = QActionGroup(self._menu_mux, exclusive=True)
        for m in self.joystickReader.available_mux():
            node = QAction(m,
                           self._menu_mux,
                           checkable=True,
                           enabled=True)
            node.toggled.connect(self._mux_selected)
            self._mux_group.addAction(node)
            self._menu_mux.addAction(node)
        # TODO: Temporary
        self._input_dev_stack = []
        self._menu_mux.actions()[0].setChecked(True)

        if Config().get("enable_input_muxing"):
            self._menu_mux.setEnabled(True)
        else:
            logger.info("Input device muxing disabled in config")

        self._mapping_support = True

    def _update_ui_state(self, newState, linkURI=""):
        self.uiState = newState
        if newState == UIState.DISCONNECTED:
            self.setWindowTitle("Not connected")
            self.menuItemConnect.setText("Connect to Crazyflie")
            self.connectButton.setText("Connect")
            self.menuItemQuickConnect.setEnabled(True)
            self.batteryBar.setValue(3000)
            self._menu_cf2_config.setEnabled(False)
            self._menu_cf1_config.setEnabled(True)
            self.linkQualityBar.setValue(0)
            self.menuItemBootloader.setEnabled(True)
            self.logConfigAction.setEnabled(False)
            if len(Config().get("link_uri")) > 0:
                self.quickConnectButton.setEnabled(True)
        if newState == UIState.CONNECTED:
            s = "Connected on %s" % linkURI
            self.setWindowTitle(s)
            self.menuItemConnect.setText("Disconnect")
            self.connectButton.setText("Disconnect")
            self.logConfigAction.setEnabled(True)
            # Find out if there's an I2C EEPROM, otherwise don't show the
            # dialog.
            if len(self.cf.mem.get_mems(MemoryElement.TYPE_I2C)) > 0:
                self._menu_cf2_config.setEnabled(True)
            self._menu_cf1_config.setEnabled(False)
        if newState == UIState.CONNECTING:
            s = "Connecting to {} ...".format(linkURI)
            self.setWindowTitle(s)
            self.menuItemConnect.setText("Cancel")
            self.connectButton.setText("Cancel")
            self.quickConnectButton.setEnabled(False)
            self.menuItemBootloader.setEnabled(False)
            self.menuItemQuickConnect.setEnabled(False)

    @pyqtSlot(bool)
    def toggleToolbox(self, display):
        menuItem = self.sender().menuItem
        dockToolbox = self.sender().dockToolbox

        if display and not dockToolbox.isVisible():
            dockToolbox.widget().enable()
            self.addDockWidget(dockToolbox.widget().preferedDockArea(),
                               dockToolbox)
            dockToolbox.show()
        elif not display:
            dockToolbox.widget().disable()
            self.removeDockWidget(dockToolbox)
            dockToolbox.hide()
            menuItem.setChecked(False)

    def _rescan_devices(self):
        self._statusbar_label.setText("No inputdevice connected!")
        self._menu_devices.clear()
        self._active_device = ""
        self.joystickReader.stop_input()
        for c in self._menu_mappings.actions():
            c.setEnabled(False)
        devs = self.joystickReader.available_devices()
        if (len(devs) > 0):
            self.device_discovery(devs)

    def _show_input_device_config_dialog(self):
        self.inputConfig = InputConfigDialogue(self.joystickReader)
        self.inputConfig.show()
        
    def _auto_reconnect_changed(self, checked):
        self._auto_reconnect_enabled = checked 
        Config().set("auto_reconnect", checked)
        logger.info("Auto reconnect enabled: {}".format(checked))

    def _show_connect_dialog(self):
        self.logConfigDialogue.show()

    def _update_vbatt(self, timestamp, data, logconf):
        self.batteryBar.setValue(int(data["pm.vbat"] * 1000))

    def _connected(self, linkURI):
        self._update_ui_state(UIState.CONNECTED, linkURI)

        Config().set("link_uri", str(linkURI))

        lg = LogConfig("Battery", 1000)
        lg.add_variable("pm.vbat", "float")
        try:
            self.cf.log.add_config(lg)
            lg.data_received_cb.add_callback(self.batteryUpdatedSignal.emit)
            lg.error_cb.add_callback(self._log_error_signal.emit)
            lg.start()
        except KeyError as e:
            logger.warning(str(e))

    def _logging_error(self, log_conf, msg):
        QMessageBox.about(self, "Log error", "Error when starting log config"
                " [{}]: {}".format(log_conf.name, msg))

    def _connection_lost(self, linkURI, msg):
        if not self._auto_reconnect_enabled:
            if self.isActiveWindow():
                warningCaption = "Communication failure"
                error = "Connection lost to {}: {}".format(linkURI, msg)
                QMessageBox.critical(self, warningCaption, error)
                self._update_ui_state(UIState.DISCONNECTED, linkURI)
        else:
            self._quick_connect()

    def _connection_failed(self, linkURI, error):
        if not self._auto_reconnect_enabled:
            msg = "Failed to connect on {}: {}".format(linkURI, error)
            warningCaption = "Communication failure"
            QMessageBox.critical(self, warningCaption, msg)
            self._update_ui_state(UIState.DISCONNECTED, linkURI)
        else:
            self._quick_connect()

    def closeEvent(self, event):
        self.hide()
        self.cf.close_link()
        Config().save_file()

    def _connect(self):
        if self.uiState == UIState.CONNECTED:
            self.cf.close_link()
        elif self.uiState == UIState.CONNECTING:
            self.cf.close_link()
            self._update_ui_state(UIState.DISCONNECTED)
        else:
            self.connectDialogue.show()

    def _display_input_device_error(self, error):
        self.cf.close_link()
        QMessageBox.critical(self, "Input device error", error)

    def _load_input_data(self):
        self.joystickReader.stop_input()
        # Populate combo box with available input device configurations
        for c in ConfigManager().get_list_of_configs():
            node = QAction(c,
                           self._menu_mappings,
                           checkable=True,
                           enabled=False)
            node.toggled.connect(self._inputconfig_selected)
            self.configGroup.addAction(node)
            self._menu_mappings.addAction(node)

    def _reload_configs(self, newConfigName):
        # remove the old actions from the group and the menu
        for action in self._menu_mappings.actions():
            self.configGroup.removeAction(action)
        self._menu_mappings.clear()

        # reload the conf files, and populate the menu
        self._load_input_data()

        self._update_input(self._active_device, newConfigName)

    def _update_input(self, device="", config=""):
        self._active_config = str(config)
        self._active_device = str(device)

        Config().set("input_device", str(self._active_device))

        # update the checked state of the menu items
        for c in self._menu_mappings.actions():
            c.setEnabled(True)
            if c.text() == self._active_config:
                c.setChecked(True)
        for c in self._menu_devices.actions():
            c.setEnabled(True)
            if c.text() == self._active_device:
                c.setChecked(True)
        # update label
        if device == "" and config == "":
            self._statusbar_label.setText("No input device selected")
        elif config == "":
            self._statusbar_label.setText("Using [{}] - "
                                          "No input config selected".format
                                          (self._active_device))
        else:
            self._statusbar_label.setText("Using [{}] with config [{}]".format
                                          (self._active_device,
                                           self._active_config))

    def _mux_selected(self, checked):
        if not checked:
            return

        selected_mux_name = str(self.sender().text())
        self.joystickReader.set_mux(name=selected_mux_name)

        logger.debug("Selected mux supports {} devices".format(self.joystickReader.get_mux_supported_dev_count()))
        self._adjust_nbr_of_selected_devices()

    def _get_saved_device_mapping(self, device_name):
        """Return the saved mapping for a given device"""
        config = None
        device_config_mapping = Config().get("device_config_mapping")
        if device_name in device_config_mapping.keys():
            config = device_config_mapping[device_name]

        logging.debug("For [{}] we recommend [{}]".format(device_name, config))
        return config


    def _update_input_device_footer(self, device_name=None, mapping_name=None):
        """Update the footer in the bottom of the UI with status for the
        input device and its mapping"""
        if not device_name and not mapping_name:
            self._statusbar_label.setText("No input device selected")
        elif self._mapping_support and not mapping_name:
            self._statusbar_label.setText("Using [{}] - "
                                          "No input config selected".format(
                                            device_name))
        elif not self._mapping_support:
            self._statusbar_label.setText("Using [{}]".format(device_name))
        else:
            self._statusbar_label.setText("Using [{}] with config [{}]".format(
                                            device_name, mapping_name))

    def _adjust_nbr_of_selected_devices(self):
        nbr_of_selected = len(self._input_dev_stack)
        nbr_of_supported = self.joystickReader.get_mux_supported_dev_count()
        while len(self._input_dev_stack) > nbr_of_supported:
            to_close = self._input_dev_stack.pop(0)
            # Close and de-select it in the UI
            self.joystickReader.stop_input(to_close)
            for c in self._menu_devices.actions():
                if c.text() == to_close:
                        c.setChecked(False)

    def _inputdevice_selected(self, checked):
        """Called when a new input device has been selected from the menu"""
        if not checked:
            return

        self._input_dev_stack.append(self.sender().text())

        selected_device_name = str(self.sender().text())
        self._active_device = selected_device_name

        # Save the device as "last used device"
        Config().set("input_device", str(selected_device_name))

        # Read preferred config used for this controller from config,
        # if found then select this config in the menu

        self._mapping_support = self.joystickReader.start_input(selected_device_name)
        self._adjust_nbr_of_selected_devices()

        if self.joystickReader.get_mux_supported_dev_count() == 1:
            preferred_config = self.joystickReader.get_saved_device_mapping(selected_device_name)
            if preferred_config:
                for c in self._menu_mappings.actions():
                    if c.text() == preferred_config:
                        c.setChecked(True)

    def _inputconfig_selected(self, checked):
        """Called when a new configuration has been selected from the menu"""
        if not checked:
            return
        selected_mapping = str(self.sender().text())
        self.joystickReader.set_input_map(self._active_device, selected_mapping)
        self._update_input_device_footer(self._active_device, selected_mapping)

    def device_discovery(self, devs):
        group = QActionGroup(self._menu_devices, exclusive=False)

        for d in devs:
            node = QAction(d.name, self._menu_devices, checkable=True)
            node.toggled.connect(self._inputdevice_selected)
            group.addAction(node)
            self._menu_devices.addAction(node)
            if d.name == Config().get("input_device"):
                self._active_device = d.name
        if len(self._active_device) == 0:
            self._active_device = str(self._menu_devices.actions()[0].text())

        device_config_mapping = Config().get("device_config_mapping")
        if device_config_mapping:
            if self._active_device in device_config_mapping.keys():
                self._current_input_config = device_config_mapping[
                    self._active_device]
            else:
                self._current_input_config = self._menu_mappings.actions()[0]\
                    .text()
        else:
            self._current_input_config = self._menu_mappings.actions()[0].text()

        # Now we know what device to use and what mapping, trigger the events
        # to change the menus and start the input
        for c in self._menu_devices.actions():
            if c.text() == self._active_device:
                c.setChecked(True)

        for c in self._menu_mappings.actions():
            c.setEnabled(True)
            if c.text() == self._current_input_config:
                c.setChecked(True)

    def _quick_connect(self):
        try:
            self.cf.open_link(Config().get("link_uri"))
        except KeyError:
            self.cf.open_link("")

    def _open_config_folder(self):
        QDesktopServices.openUrl(QUrl("file:///" +
                                      QDir.toNativeSeparators(sys.path[1])))

    def closeAppRequest(self):
        self.close()
        sys.exit(0)
Exemplo n.º 35
0
class FreeseerApp(QMainWindow):
    def __init__(self, config):
        super(FreeseerApp, self).__init__()
        self.config = config
        self.icon = QIcon()
        self.icon.addPixmap(QPixmap(_fromUtf8(":/freeseer/logo.png")),
                            QIcon.Normal, QIcon.Off)
        self.setWindowIcon(self.icon)

        self.aboutDialog = AboutDialog()
        self.aboutDialog.setModal(True)

        self.logDialog = LogDialog()

        #
        # Translator
        #
        self.app = QApplication.instance()
        self.current_language = None
        self.uiTranslator = QTranslator()
        self.uiTranslator.load(":/languages/tr_en_US.qm")
        self.app.installTranslator(self.uiTranslator)
        self.langActionGroup = QActionGroup(self)
        self.langActionGroup.setExclusive(True)
        QTextCodec.setCodecForTr(QTextCodec.codecForName('utf-8'))
        self.connect(self.langActionGroup, SIGNAL('triggered(QAction *)'),
                     self.translate)
        # --- Translator

        #
        # Setup Menubar
        #
        self.menubar = self.menuBar()

        self.menubar.setGeometry(QRect(0, 0, 500, 50))
        self.menubar.setObjectName(_fromUtf8("menubar"))
        self.menuFile = QMenu(self.menubar)
        self.menuFile.setObjectName(_fromUtf8("menuFile"))
        self.menuLanguage = QMenu(self.menubar)
        self.menuLanguage.setObjectName(_fromUtf8("menuLanguage"))
        self.menuHelp = QMenu(self.menubar)
        self.menuHelp.setObjectName(_fromUtf8("menuHelp"))

        exitIcon = QIcon.fromTheme("application-exit")
        self.actionExit = QAction(self)
        self.actionExit.setShortcut("Ctrl+Q")
        self.actionExit.setObjectName(_fromUtf8("actionExit"))
        self.actionExit.setIcon(exitIcon)

        helpIcon = QIcon.fromTheme("help-contents")
        self.actionOnlineHelp = QAction(self)
        self.actionOnlineHelp.setObjectName(_fromUtf8("actionOnlineHelp"))
        self.actionOnlineHelp.setIcon(helpIcon)

        self.actionAbout = QAction(self)
        self.actionAbout.setObjectName(_fromUtf8("actionAbout"))
        self.actionAbout.setIcon(self.icon)

        self.actionLog = QAction(self)
        self.actionLog.setObjectName(_fromUtf8("actionLog"))
        self.actionLog.setShortcut("Ctrl+L")

        # Actions
        self.menuFile.addAction(self.actionExit)
        self.menuHelp.addAction(self.actionAbout)
        self.menuHelp.addAction(self.actionLog)
        self.menuHelp.addAction(self.actionOnlineHelp)
        self.menubar.addAction(self.menuFile.menuAction())
        self.menubar.addAction(self.menuLanguage.menuAction())
        self.menubar.addAction(self.menuHelp.menuAction())

        self.setupLanguageMenu()
        # --- End Menubar

        self.connect(self.actionExit, SIGNAL('triggered()'), self.close)
        self.connect(self.actionAbout, SIGNAL('triggered()'),
                     self.aboutDialog.show)
        self.connect(self.actionLog, SIGNAL('triggered()'),
                     self.logDialog.show)
        self.connect(self.actionOnlineHelp, SIGNAL('triggered()'),
                     self.openOnlineHelp)

        self.retranslateFreeseerApp()
        self.aboutDialog.aboutWidget.retranslate("en_US")

    def openOnlineHelp(self):
        """Opens a link to the Freeseer Online Help"""
        url = QUrl("http://freeseer.readthedocs.org")
        QDesktopServices.openUrl(url)

    def translate(self, action):
        """Translates the GUI via menu action.

        When a language is selected from the language menu, this function is
        called and the language to be changed to is retrieved.
        """
        self.current_language = str(
            action.data().toString()).strip("tr_").rstrip(".qm")

        log.info("Switching language to: %s" % action.text())
        self.uiTranslator.load(":/languages/tr_%s.qm" % self.current_language)
        self.app.installTranslator(self.uiTranslator)

        self.retranslateFreeseerApp()
        self.aboutDialog.aboutWidget.retranslate(self.current_language)
        self.retranslate()
        self.logDialog.retranslate()

    def retranslate(self):
        """
        Reimplement this function to provide translations to your app.
        """
        pass

    def retranslateFreeseerApp(self):
        #
        # Menubar
        #
        self.menuFile.setTitle(self.app.translate("FreeseerApp", "&File"))
        self.menuLanguage.setTitle(
            self.app.translate("FreeseerApp", "&Language"))
        self.menuHelp.setTitle(self.app.translate("FreeseerApp", "&Help"))

        self.actionExit.setText(self.app.translate("FreeseerApp", "&Quit"))
        self.actionAbout.setText(self.app.translate("FreeseerApp", "&About"))
        self.actionLog.setText(self.app.translate("FreeseerApp", "View &Log"))
        self.actionOnlineHelp.setText(
            self.app.translate("FreeseerApp", "Online Documentation"))
        # --- Menubar

    def setupLanguageMenu(self):
        self.languages = QDir(":/languages").entryList()

        if self.current_language is None:
            self.current_language = QLocale.system().name(
            )  # Retrieve Current Locale from the operating system.
            log.debug("Detected user's locale as %s" % self.current_language)

        for language in self.languages:
            translator = QTranslator(
            )  # Create a translator to translate Language Display Text.
            translator.load(":/languages/%s" % language)
            language_display_text = translator.translate(
                "Translation", "Language Display Text")

            languageAction = QAction(self)
            languageAction.setCheckable(True)
            languageAction.setText(language_display_text)
            languageAction.setData(language)
            self.menuLanguage.addAction(languageAction)
            self.langActionGroup.addAction(languageAction)
Exemplo n.º 36
0
class MapWidget(Ui_CanvasWidget, QMainWindow):
    def __init__(self, parent=None):
        super(MapWidget, self).__init__(parent)
        self.setupUi(self)

        self.firstshow = True
        self.layerbuttons = []
        self.editfeaturestack = []
        self.lastgpsposition = None
        self.project = None
        self.gps = None
        self.gpslogging = None
        self.selectionbands = defaultdict(partial(QgsRubberBand, self.canvas))

        self.canvas.setCanvasColor(Qt.white)
        self.canvas.enableAntiAliasing(True)
        self.canvas.setWheelAction(QgsMapCanvas.WheelZoomToMouseCursor)

        if hasattr(self.canvas, 'setParallelRenderingEnabled'):
            self.canvas.setParallelRenderingEnabled(True)

        pal = QgsPalLabeling()
        self.canvas.mapRenderer().setLabelingEngine(pal)
        self.canvas.setFrameStyle(QFrame.NoFrame)

        self.editgroup = QActionGroup(self)
        self.editgroup.setExclusive(True)
        self.editgroup.addAction(self.actionPan)
        self.editgroup.addAction(self.actionZoom_In)
        self.editgroup.addAction(self.actionZoom_Out)
        self.editgroup.addAction(self.actionInfo)

        self.actionGPS = GPSAction(":/icons/gps", self.canvas, self)
        self.projecttoolbar.addAction(self.actionGPS)

        gpsspacewidget = QWidget()
        gpsspacewidget.setMinimumWidth(30)
        gpsspacewidget.setSizePolicy(QSizePolicy.Expanding,
                                     QSizePolicy.Expanding)

        self.topspaceraction = self.projecttoolbar.insertWidget(
            self.actionGPS, gpsspacewidget)

        self.dataentryselection = QAction(self.projecttoolbar)
        self.dataentryaction = self.projecttoolbar.insertAction(
            self.topspaceraction, self.dataentryselection)
        self.dataentryselection.triggered.connect(self.select_data_entry)

        self.marker = GPSMarker(self.canvas)
        self.marker.hide()

        self.currentfeatureband = QgsRubberBand(self.canvas)
        self.currentfeatureband.setIconSize(20)
        self.currentfeatureband.setWidth(10)
        self.currentfeatureband.setColor(QColor(186, 93, 212, 76))

        self.gpsband = QgsRubberBand(self.canvas)
        self.gpsband.setColor(QColor(0, 0, 212, 76))
        self.gpsband.setWidth(5)

        RoamEvents.editgeometry.connect(self.queue_feature_for_edit)
        RoamEvents.selectioncleared.connect(self.clear_selection)
        RoamEvents.selectionchanged.connect(self.highlight_selection)
        RoamEvents.featureformloaded.connect(self.feature_form_loaded)

        self.connectButtons()

    def init_qgisproject(self, doc):
        parser = ProjectParser(doc)
        canvasnode = parser.canvasnode
        self.canvas.freeze()
        self.canvas.mapRenderer().readXML(canvasnode)
        self.canvaslayers = parser.canvaslayers()
        self.canvas.setLayerSet(self.canvaslayers)
        #red = QgsProject.instance().readNumEntry( "Gui", "/CanvasColorRedPart", 255 )[0];
        #green = QgsProject.instance().readNumEntry( "Gui", "/CanvasColorGreenPart", 255 )[0];
        #blue = QgsProject.instance().readNumEntry( "Gui", "/CanvasColorBluePart", 255 )[0];
        #color = QColor(red, green, blue);
        #self.canvas.setCanvasColor(color)
        self.canvas.updateScale()
        return self.canvas.mapRenderer().destinationCrs()

    def showEvent(self, *args, **kwargs):
        if self.firstshow:
            self.canvas.refresh()
            self.canvas.repaint()
            self.firstshow = False

    def feature_form_loaded(self, form, feature, project, editmode):
        self.currentfeatureband.setToGeometry(feature.geometry(),
                                              form.QGISLayer)

    def highlight_selection(self, results):
        self.clear_selection()
        for layer, features in results.iteritems():
            band = self.selectionbands[layer]
            band.setColor(QColor(255, 0, 0, 200))
            band.setIconSize(20)
            band.setWidth(2)
            band.setBrushStyle(Qt.NoBrush)
            band.reset(layer.geometryType())
            for feature in features:
                band.addGeometry(feature.geometry(), layer)

    def highlight_active_selection(self, layer, feature, features):
        self.clear_selection()
        self.highlight_selection({layer: features})
        self.currentfeatureband.setToGeometry(feature.geometry(), layer)

    def clear_selection(self):
        # Clear the main selection rubber band
        self.currentfeatureband.reset()
        # Clear the rest
        for band in self.selectionbands.itervalues():
            band.reset()

        self.editfeaturestack = []

    def queue_feature_for_edit(self, form, feature):
        def trigger_default_action():
            for action in self.projecttoolbar.actions():
                if action.property('dataentry') and action.isdefault:
                    action.trigger()
                    break

        self.editfeaturestack.append((form, feature))
        self.load_form(form)
        trigger_default_action()

    def clear_temp_objects(self):
        def clear_tool_band():
            """
            Clear the rubber band of the active tool if it has one
            """
            tool = self.canvas.mapTool()
            try:
                tool.clearBand()
            except AttributeError:
                # No clearBand method found, but that's cool.
                pass

        self.currentfeatureband.reset()
        clear_tool_band()

    def settings_updated(self, settings):
        self.actionGPS.updateGPSPort()
        gpslogging = settings.get('gpslogging', True)
        if self.gpslogging:
            self.gpslogging.logging = gpslogging

    def set_gps(self, gps, logging):
        self.gps = gps
        self.gpslogging = logging
        self.gps.gpsposition.connect(self.gps_update_canvas)
        self.gps.firstfix.connect(self.gps_first_fix)
        self.gps.gpsdisconnected.connect(self.gps_disconnected)

    def gps_update_canvas(self, position, gpsinfo):
        # Recenter map if we go outside of the 95% of the area
        if self.gpslogging.logging:
            self.gpsband.addPoint(position)
            self.gpsband.show()

        if roam.config.settings.get('gpscenter', True):
            if not self.lastgpsposition == position:
                self.lastposition = position
                rect = QgsRectangle(position, position)
                extentlimt = QgsRectangle(self.canvas.extent())
                extentlimt.scale(0.95)

                if not extentlimt.contains(position):
                    self.zoom_to_location(position)

        self.marker.show()
        self.marker.setCenter(position)

    def gps_first_fix(self, postion, gpsinfo):
        zoomtolocation = roam.config.settings.get('gpszoomonfix', True)
        if zoomtolocation:
            self.canvas.zoomScale(1000)
            self.zoom_to_location(postion)

    def zoom_to_location(self, position):
        rect = QgsRectangle(position, position)
        self.canvas.setExtent(rect)
        self.canvas.refresh()

    def gps_disconnected(self):
        self.marker.hide()

    def select_data_entry(self):
        def showformerror(form):
            pass

        def actions():
            for form in self.project.forms:
                action = form.createuiaction()
                valid, failreasons = form.valid
                if not valid:
                    roam.utils.warning("Form {} failed to load".format(
                        form.label))
                    roam.utils.warning("Reasons {}".format(failreasons))
                    action.triggered.connect(partial(showformerror, form))
                else:
                    action.triggered.connect(partial(self.load_form, form))
                yield action

        formpicker = PickActionDialog(msg="Select data entry form")
        formpicker.addactions(actions())
        formpicker.exec_()

    def project_loaded(self, project):
        self.project = project
        self.actionPan.trigger()
        try:
            firstform = project.forms[0]
            self.load_form(firstform)
            self.dataentryselection.setVisible(True)
        except IndexError:
            self.dataentryselection.setVisible(False)

        # Enable the raster layers button only if the project contains a raster layer.
        layers = QgsMapLayerRegistry.instance().mapLayers().values()
        hasrasters = any(layer.type() == QgsMapLayer.RasterLayer
                         for layer in layers)
        self.actionRaster.setEnabled(hasrasters)
        self.defaultextent = self.canvas.extent()
        roam.utils.info("Extent: {}".format(self.defaultextent.toString()))

        self.infoTool.selectionlayers = project.selectlayersmapping()

        self.canvas.freeze(False)
        self.canvas.refresh()

    def setMapTool(self, tool, *args):
        self.canvas.setMapTool(tool)

    def connectButtons(self):
        def connectAction(action, tool):
            action.toggled.connect(partial(self.setMapTool, tool))

        def cursor(name):
            pix = QPixmap(name)
            pix = pix.scaled(QSize(24, 24))
            return QCursor(pix)

        self.zoomInTool = QgsMapToolZoom(self.canvas, False)
        self.zoomOutTool = QgsMapToolZoom(self.canvas, True)
        self.panTool = PanTool(self.canvas)
        self.infoTool = InfoTool(self.canvas)

        connectAction(self.actionZoom_In, self.zoomInTool)
        connectAction(self.actionZoom_Out, self.zoomOutTool)
        connectAction(self.actionPan, self.panTool)
        connectAction(self.actionInfo, self.infoTool)

        self.zoomInTool.setCursor(cursor(':/icons/in'))
        self.zoomOutTool.setCursor(cursor(':/icons/out'))
        self.infoTool.setCursor(cursor(':/icons/info'))

        self.actionRaster.triggered.connect(self.toggleRasterLayers)

        self.infoTool.infoResults.connect(RoamEvents.selectionchanged.emit)

        self.actionHome.triggered.connect(self.homeview)

    def homeview(self):
        """
        Zoom the mapview canvas to the extents the project was opened at i.e. the
        default extent.
        """
        self.canvas.setExtent(self.defaultextent)
        self.canvas.refresh()

    def load_form(self, form):
        self.clearCapatureTools()
        self.dataentryselection.setIcon(QIcon(form.icon))
        self.dataentryselection.setText(form.icontext)
        self.create_capture_buttons(form)

    def create_capture_buttons(self, form):
        tool = form.getMaptool()(self.canvas)
        for action in tool.actions:
            # Create the action here.
            if action.ismaptool:
                action.toggled.connect(partial(self.setMapTool, tool))

            # Set the action as a data entry button so we can remove it later.
            action.setProperty("dataentry", True)
            self.editgroup.addAction(action)
            self.layerbuttons.append(action)
            self.projecttoolbar.insertAction(self.topspaceraction, action)
            action.setChecked(action.isdefault)

        if hasattr(tool, 'geometryComplete'):
            add = partial(self.add_new_feature, form)
            tool.geometryComplete.connect(add)
        else:
            tool.finished.connect(self.openForm)
            tool.error.connect(partial(self.showUIMessage, form.label))

    def add_new_feature(self, form, geometry):
        """
        Add a new new feature to the given layer
        """
        # TODO Extract into function.
        # NOTE This function is doing too much, acts as add and also edit.
        layer = form.QGISLayer
        if layer.geometryType() in [
                QGis.WKBMultiLineString, QGis.WKBMultiPoint,
                QGis.WKBMultiPolygon
        ]:
            geometry.convertToMultiType()

        try:
            form, feature = self.editfeaturestack.pop()
            self.editfeaturegeometry(form, feature, newgeometry=geometry)
            return
        except IndexError:
            pass

        layer = form.QGISLayer
        fields = layer.pendingFields()

        feature = QgsFeature(fields)
        feature.setGeometry(geometry)

        for index in xrange(fields.count()):
            pkindexes = layer.dataProvider().pkAttributeIndexes()
            if index in pkindexes and layer.dataProvider().name(
            ) == 'spatialite':
                continue

            value = layer.dataProvider().defaultValue(index)
            feature[index] = value

        RoamEvents.open_feature_form(form, feature, editmode=False)

    def editfeaturegeometry(self, form, feature, newgeometry):
        # TODO Extract into function.
        layer = form.QGISLayer
        layer.startEditing()
        feature.setGeometry(newgeometry)
        layer.updateFeature(feature)
        saved = layer.commitChanges()
        if not saved:
            map(roam.utils.error, layer.commitErrors())
        self.canvas.refresh()
        self.currentfeatureband.setToGeometry(feature.geometry(), layer)
        RoamEvents.editgeometry_complete.emit(form, feature)

    def clearCapatureTools(self):
        captureselected = False
        for action in self.projecttoolbar.actions():
            if action.objectName() == "capture" and action.isChecked():
                captureselected = True

            if action.property('dataentry'):
                self.projecttoolbar.removeAction(action)
        return captureselected

    def toggleRasterLayers(self):
        """
        Toggle all raster layers on or off.
        """
        if not self.canvaslayers:
            return

        #Freeze the canvas to save on UI refresh
        self.canvas.freeze()
        for layer in self.canvaslayers:
            if layer.layer().type() == QgsMapLayer.RasterLayer:
                layer.setVisible(not layer.isVisible())
                # Really!? We have to reload the whole layer set every time?
            # WAT?
        self.canvas.setLayerSet(self.canvaslayers)
        self.canvas.freeze(False)
        self.canvas.refresh()

    def cleanup(self):
        self.gpsband.reset()
        self.gpsband.hide()
        self.clear_selection()
        self.clear_temp_objects()
        self.clearCapatureTools()
        self.canvas.freeze()
        self.canvas.clear()
        self.canvas.freeze(False)
        for action in self.layerbuttons:
            self.editgroup.removeAction(action)
Exemplo n.º 37
0
class MainWindow(QMainWindow, Ui_MainWindow):
    """docstring for MainWindow."""
    def __init__(self, parent=None):
        super(MainWindow, self).__init__()
        self._csvFilePath = ""
        self.serialport = serial.Serial()
        self.receiver_thread = readerThread(self)
        self.receiver_thread.setPort(self.serialport)
        self._localEcho = None

        self.setupUi(self)
        self.setCorner(Qt.TopLeftCorner, Qt.LeftDockWidgetArea)
        self.setCorner(Qt.BottomLeftCorner, Qt.LeftDockWidgetArea)
        font = QtGui.QFont()
        font.setFamily(EDITOR_FONT)
        font.setPointSize(10)
        self.txtEdtOutput.setFont(font)
        self.txtEdtInput.setFont(font)
        self.quickSendTable.setFont(font)
        if UI_FONT is not None:
            font = QtGui.QFont()
            font.setFamily(UI_FONT)
            font.setPointSize(9)
            self.dockWidget_PortConfig.setFont(font)
            self.dockWidget_SendHex.setFont(font)
            self.dockWidget_QuickSend.setFont(font)
        self.setupFlatUi()
        self.onEnumPorts()

        icon = QtGui.QIcon(":/icon.ico")
        self.setWindowIcon(icon)
        self.actionAbout.setIcon(icon)

        icon = QtGui.QIcon(":/qt_logo_16.ico")
        self.actionAbout_Qt.setIcon(icon)

        self._viewGroup = QActionGroup(self)
        self._viewGroup.addAction(self.actionAscii)
        self._viewGroup.addAction(self.actionHex_lowercase)
        self._viewGroup.addAction(self.actionHEX_UPPERCASE)
        self._viewGroup.setExclusive(True)

        # bind events
        self.actionOpen_Cmd_File.triggered.connect(self.openCSV)
        self.actionSave_Log.triggered.connect(self.onSaveLog)
        self.actionExit.triggered.connect(self.onExit)

        self.actionOpen.triggered.connect(self.openPort)
        self.actionClose.triggered.connect(self.closePort)

        self.actionPort_Config_Panel.triggered.connect(self.onTogglePrtCfgPnl)
        self.actionQuick_Send_Panel.triggered.connect(self.onToggleQckSndPnl)
        self.actionSend_Hex_Panel.triggered.connect(self.onToggleHexPnl)
        self.dockWidget_PortConfig.visibilityChanged.connect(
            self.onVisiblePrtCfgPnl)
        self.dockWidget_QuickSend.visibilityChanged.connect(
            self.onVisibleQckSndPnl)
        self.dockWidget_SendHex.visibilityChanged.connect(self.onVisibleHexPnl)
        self.actionLocal_Echo.triggered.connect(self.onLocalEcho)
        self.actionAlways_On_Top.triggered.connect(self.onAlwaysOnTop)

        self.actionAscii.triggered.connect(self.onViewChanged)
        self.actionHex_lowercase.triggered.connect(self.onViewChanged)
        self.actionHEX_UPPERCASE.triggered.connect(self.onViewChanged)

        self.actionAbout.triggered.connect(self.onAbout)
        self.actionAbout_Qt.triggered.connect(self.onAboutQt)

        self.btnOpen.clicked.connect(self.onOpen)
        self.btnClear.clicked.connect(self.onClear)
        self.btnSaveLog.clicked.connect(self.onSaveLog)
        self.btnEnumPorts.clicked.connect(self.onEnumPorts)
        self.btnSendHex.clicked.connect(self.sendHex)

        self.receiver_thread.read.connect(self.receive)
        self.receiver_thread.exception.connect(self.readerExcept)
        self._signalMap = QSignalMapper(self)
        self._signalMap.mapped[int].connect(self.tableClick)

        # initial action
        self.actionHEX_UPPERCASE.setChecked(True)
        self.receiver_thread.setViewMode(VIEWMODE_HEX_UPPERCASE)
        self.initQuickSend()
        self.restoreLayout()
        self.moveScreenCenter()
        self.syncMenu()

        if self.isMaximized():
            self.setMaximizeButton("restore")
        else:
            self.setMaximizeButton("maximize")

        self.LoadSettings()

    def setupFlatUi(self):
        self._dragPos = self.pos()
        self._isDragging = False
        self.setMouseTracking(True)
        self.setWindowFlags(Qt.FramelessWindowHint)
        self.setStyleSheet("""
            QWidget {
                background-color:#99d9ea;
                /*background-image: url(:/background.png);*/
                outline: 1px solid #0057ff;
            }
            QLabel {
                color:#202020;
                font-size:13px;
                font-family:Century;
            }
            
            QComboBox {
                color:#202020;
                font-size:13px;
                font-family:Century Schoolbook;
            }
            QComboBox {
                border: none;
                padding: 1px 18px 1px 3px;
            }
            QComboBox:editable {
                background: white;
            }
            QComboBox:!editable, QComboBox::drop-down:editable {
                background: #62c7e0;
            }
            QComboBox:!editable:hover, QComboBox::drop-down:editable:hover {
                background: #c7eaf3;
            }
            QComboBox:!editable:pressed, QComboBox::drop-down:editable:pressed {
                background: #35b6d7;
            }
            QComboBox:on {
                padding-top: 3px;
                padding-left: 4px;
            }
            QComboBox::drop-down {
                subcontrol-origin: padding;
                subcontrol-position: top right;
                width: 16px;
                border: none;
            }
            QComboBox::down-arrow {
                image: url(:/downarrow.png);
            }
            QComboBox::down-arrow:on {
                image: url(:/uparrow.png);
            }
            
            QGroupBox {
                color:#202020;
                font-size:12px;
                font-family:Century Schoolbook;
                border: 1px solid gray;
                margin-top: 15px;
            }
            QGroupBox::title {
                subcontrol-origin: margin;
                subcontrol-position: top left;
                left:5px;
                top:3px;
            }
            
            QCheckBox {
                color:#202020;
                spacing: 5px;
                font-size:12px;
                font-family:Century Schoolbook;
            }

            QScrollBar:horizontal {
                background-color:#99d9ea;
                border: none;
                height: 15px;
                margin: 0px 20px 0 20px;
            }
            QScrollBar::handle:horizontal {
                background: #61b9e1;
                min-width: 20px;
            }
            QScrollBar::add-line:horizontal {
                image: url(:/rightarrow.png);
                border: none;
                background: #7ecfe4;
                width: 20px;
                subcontrol-position: right;
                subcontrol-origin: margin;
            }
            QScrollBar::sub-line:horizontal {
                image: url(:/leftarrow.png);
                border: none;
                background: #7ecfe4;
                width: 20px;
                subcontrol-position: left;
                subcontrol-origin: margin;
            }
            
            QScrollBar:vertical {
                background-color:#99d9ea;
                border: none;
                width: 15px;
                margin: 20px 0px 20px 0px;
            }
            QScrollBar::handle::vertical {
                background: #61b9e1;
                min-height: 20px;
            }
            QScrollBar::add-line::vertical {
                image: url(:/downarrow.png);
                border: none;
                background: #7ecfe4;
                height: 20px;
                subcontrol-position: bottom;
                subcontrol-origin: margin;
            }
            QScrollBar::sub-line::vertical {
                image: url(:/uparrow.png);
                border: none;
                background: #7ecfe4;
                height: 20px;
                subcontrol-position: top;
                subcontrol-origin: margin;
            }
            
            QTableView {
                background-color: white;
                /*selection-background-color: #FF92BB;*/
                border: 1px solid #eeeeee;
                color: #2f2f2f;
            }
            QTableView::focus {
                /*border: 1px solid #2a7fff;*/
            }
            QTableView QTableCornerButton::section {
                border: none;
                border-right: 1px solid #eeeeee;
                border-bottom: 1px solid #eeeeee;
                background-color: #8ae6d2;
            }
            QTableView QWidget {
                background-color: white;
            }
            QTableView::item:focus {
                border: 1px red;
                background-color: transparent;
                color: #2f2f2f;
            }
            QHeaderView::section {
                border: none;
                border-right: 1px solid #eeeeee;
                border-bottom: 1px solid #eeeeee;
                padding-left: 2px;
                padding-right: 2px;
                color: #444444;
                background-color: #8ae6d2;
            }
            QTextEdit {
                background-color:white;
                color:#2f2f2f;
                border: 1px solid white;
            }
            QTextEdit::focus {
                border: 1px solid #2a7fff;
            }
            
            QPushButton {
                background-color:#30a7b8;
                border:none;
                color:#ffffff;
                font-size:14px;
                font-family:Century Schoolbook;
            }
            QPushButton:hover {
                background-color:#51c0d1;
            }
            QPushButton:pressed {
                background-color:#3a9ecc;
            }
            
            QMenuBar {
                color: #2f2f2f;
            }
            QMenuBar::item {
                background-color: transparent;
                margin: 8px 0px 0px 0px;
                padding: 1px 8px 1px 8px;
                height: 15px;
            }
            QMenuBar::item:selected {
                background: #51c0d1;
            }
            QMenuBar::item:pressed {
                
            }
            QMenu {
                color: #2f2f2f;
            }
            QMenu {
                margin: 2px;
            }
            QMenu::item {
                padding: 2px 25px 2px 21px;
                border: 1px solid transparent;
            }
            QMenu::item:selected {
                background: #51c0d1;
            }
            QMenu::icon {
                background: transparent;
                border: 2px inset transparent;
            }

            QDockWidget {
                font-size:13px;
                font-family:Century;
                color: #202020;
                titlebar-close-icon: none;
                titlebar-normal-icon: none;
            }
            QDockWidget::title {
                margin: 0;
                padding: 2px;
                subcontrol-origin: content;
                subcontrol-position: right top;
                text-align: left;
                background: #67baed;
                
            }
            QDockWidget::float-button {
                max-width: 12px;
                max-height: 12px;
                background-color:transparent;
                border:none;
                image: url(:/restore_inactive.png);
            }
            QDockWidget::float-button:hover {
                background-color:#227582;
                image: url(:/restore_active.png);
            }
            QDockWidget::float-button:pressed {
                padding: 0;
                background-color:#14464e;
                image: url(:/restore_active.png);
            }
            QDockWidget::close-button {
                max-width: 12px;
                max-height: 12px;
                background-color:transparent;
                border:none;
                image: url(:/close_inactive.png);
            }
            QDockWidget::close-button:hover {
                background-color:#ea5e00;
                image: url(:/close_active.png);
            }
            QDockWidget::close-button:pressed {
                background-color:#994005;
                image: url(:/close_active.png);
                padding: 0;
            }
            
        """)
        self.dockWidgetContents.setStyleSheet("""
            QPushButton {
                min-height:23px;
            }
        """)
        self.dockWidget_QuickSend.setStyleSheet("""
            QPushButton {
                background-color:#27b798;
                font-family:Consolas;
                font-size:12px;
                min-width:46px;
            }
            QPushButton:hover {
                background-color:#3bd5b4;
            }
            QPushButton:pressed {
                background-color:#1d8770;
            }
        """)
        self.dockWidgetContents_2.setStyleSheet("""
            QPushButton {
                min-height:23px;
                min-width:50px;
            }
        """)

        w = self.frameGeometry().width()
        self._minBtn = QPushButton(self)
        self._minBtn.setGeometry(w - 103, 0, 28, 24)
        self._minBtn.clicked.connect(self.onMinimize)
        self._minBtn.setStyleSheet("""
            QPushButton {
                background-color:transparent;
                border:none;
                outline: none;
                image: url(:/minimize_inactive.png);
            }
            QPushButton:hover {
                background-color:#227582;
                image: url(:/minimize_active.png);
            }
            QPushButton:pressed {
                background-color:#14464e;
                image: url(:/minimize_active.png);
            }
        """)

        self._maxBtn = QPushButton(self)
        self._maxBtn.setGeometry(w - 74, 0, 28, 24)
        self._maxBtn.clicked.connect(self.onMaximize)
        self.setMaximizeButton("maximize")

        self._closeBtn = QPushButton(self)
        self._closeBtn.setGeometry(w - 45, 0, 36, 24)
        self._closeBtn.clicked.connect(self.onExit)
        self._closeBtn.setStyleSheet("""
            QPushButton {
                background-color:transparent;
                border:none;
                outline: none;
                image: url(:/close_inactive.png);
            }
            QPushButton:hover {
                background-color:#ea5e00;
                image: url(:/close_active.png);
            }
            QPushButton:pressed {
                background-color:#994005;
                image: url(:/close_active.png);
            }
        """)

    def resizeEvent(self, event):
        w = event.size().width()
        self._minBtn.move(w - 103, 0)
        self._maxBtn.move(w - 74, 0)
        self._closeBtn.move(w - 45, 0)

    def onMinimize(self):
        self.showMinimized()

    def isMaximized(self):
        return ((self.windowState() == Qt.WindowMaximized))

    def onMaximize(self):
        if self.isMaximized():
            self.showNormal()
            self.setMaximizeButton("maximize")
        else:
            self.showMaximized()
            self.setMaximizeButton("restore")

    def setMaximizeButton(self, style):
        if "maximize" == style:
            self._maxBtn.setStyleSheet("""
                QPushButton {
                    background-color:transparent;
                    border:none;
                    outline: none;
                    image: url(:/maximize_inactive.png);
                }
                QPushButton:hover {
                    background-color:#227582;
                    image: url(:/maximize_active.png);
                }
                QPushButton:pressed {
                    background-color:#14464e;
                    image: url(:/maximize_active.png);
                }
            """)
        elif "restore" == style:
            self._maxBtn.setStyleSheet("""
                QPushButton {
                    background-color:transparent;
                    border:none;
                    outline: none;
                    image: url(:/restore_inactive.png);
                }
                QPushButton:hover {
                    background-color:#227582;
                    image: url(:/restore_active.png);
                }
                QPushButton:pressed {
                    background-color:#14464e;
                    image: url(:/restore_active.png);
                }
            """)

    def mousePressEvent(self, event):
        if event.button() == Qt.LeftButton:
            self._isDragging = True
            self._dragPos = event.globalPos() - self.pos()
        event.accept()

    def mouseMoveEvent(self, event):
        if event.buttons(
        ) and Qt.LeftButton and self._isDragging and not self.isMaximized():
            self.move(event.globalPos() - self._dragPos)
        event.accept()

    def mouseReleaseEvent(self, event):
        self._isDragging = False
        event.accept()

    def SaveSettings(self):
        root = ET.Element("MyTerm")
        GUISettings = ET.SubElement(root, "GUISettings")

        PortCfg = ET.SubElement(GUISettings, "PortConfig")
        ET.SubElement(PortCfg, "port").text = self.cmbPort.currentText()
        ET.SubElement(PortCfg,
                      "baudrate").text = self.cmbBaudRate.currentText()
        ET.SubElement(PortCfg,
                      "databits").text = self.cmbDataBits.currentText()
        ET.SubElement(PortCfg, "parity").text = self.cmbParity.currentText()
        ET.SubElement(PortCfg,
                      "stopbits").text = self.cmbStopBits.currentText()
        ET.SubElement(
            PortCfg,
            "rtscts").text = self.chkRTSCTS.isChecked() and "on" or "off"
        ET.SubElement(
            PortCfg,
            "xonxoff").text = self.chkXonXoff.isChecked() and "on" or "off"

        View = ET.SubElement(GUISettings, "View")
        ET.SubElement(
            View, "LocalEcho"
        ).text = self.actionLocal_Echo.isChecked() and "on" or "off"
        ET.SubElement(
            View, "ReceiveView").text = self._viewGroup.checkedAction().text()

        with open(get_config_path('settings.xml'), 'w') as f:
            f.write('<?xml version="1.0" encoding="UTF-8"?>\n')
            f.write(
                ET.tostring(root, encoding='utf-8',
                            pretty_print=True).decode("utf-8"))

    def LoadSettings(self):
        if os.path.isfile(get_config_path("settings.xml")):
            with open(get_config_path("settings.xml"), 'r') as f:
                tree = safeET.parse(f)

            port = tree.findtext('GUISettings/PortConfig/port', default='')
            if port != '':
                self.cmbPort.setCurrentText(port)

            baudrate = tree.findtext('GUISettings/PortConfig/baudrate',
                                     default='38400')
            if baudrate != '':
                self.cmbBaudRate.setCurrentText(baudrate)

            databits = tree.findtext('GUISettings/PortConfig/databits',
                                     default='8')
            id = self.cmbDataBits.findText(databits)
            if id >= 0:
                self.cmbDataBits.setCurrentIndex(id)

            parity = tree.findtext('GUISettings/PortConfig/parity',
                                   default='None')
            id = self.cmbParity.findText(parity)
            if id >= 0:
                self.cmbParity.setCurrentIndex(id)

            stopbits = tree.findtext('GUISettings/PortConfig/stopbits',
                                     default='1')
            id = self.cmbStopBits.findText(stopbits)
            if id >= 0:
                self.cmbStopBits.setCurrentIndex(id)

            rtscts = tree.findtext('GUISettings/PortConfig/rtscts',
                                   default='off')
            if 'on' == rtscts:
                self.chkRTSCTS.setChecked(True)
            else:
                self.chkRTSCTS.setChecked(False)

            xonxoff = tree.findtext('GUISettings/PortConfig/xonxoff',
                                    default='off')
            if 'on' == xonxoff:
                self.chkXonXoff.setChecked(True)
            else:
                self.chkXonXoff.setChecked(False)

            LocalEcho = tree.findtext('GUISettings/View/LocalEcho',
                                      default='off')
            if 'on' == LocalEcho:
                self.actionLocal_Echo.setChecked(True)
                self._localEcho = True
            else:
                self.actionLocal_Echo.setChecked(False)
                self._localEcho = False

            ReceiveView = tree.findtext('GUISettings/View/ReceiveView',
                                        default='HEX(UPPERCASE)')
            if 'Ascii' in ReceiveView:
                self.actionAscii.setChecked(True)
            elif 'lowercase' in ReceiveView:
                self.actionHex_lowercase.setChecked(True)
            elif 'UPPERCASE' in ReceiveView:
                self.actionHEX_UPPERCASE.setChecked(True)

    def closeEvent(self, event):
        self.saveLayout()
        self.saveCSV()
        self.SaveSettings()
        event.accept()

    def tableClick(self, row):
        self.sendTableRow(row)

    def initQuickSend(self):
        #self.quickSendTable.horizontalHeader().setDefaultSectionSize(40)
        #self.quickSendTable.horizontalHeader().setMinimumSectionSize(25)
        self.quickSendTable.setRowCount(50)
        self.quickSendTable.setColumnCount(20)

        for row in range(50):
            item = QPushButton(str("Send"))
            item.clicked.connect(self._signalMap.map)
            self._signalMap.setMapping(item, row)
            self.quickSendTable.setCellWidget(row, 0, item)
            self.quickSendTable.setRowHeight(row, 20)

        if os.path.isfile(get_config_path('QckSndBckup.csv')):
            self.loadCSV(get_config_path('QckSndBckup.csv'))

        self.quickSendTable.resizeColumnsToContents()

    def openCSV(self):
        fileName = QFileDialog.getOpenFileName(self, "Select a file",
                                               os.getcwd(),
                                               "CSV Files (*.csv)")
        if fileName:
            self.loadCSV(fileName, notifyExcept=True)

    def saveCSV(self):
        # scan table
        rows = self.quickSendTable.rowCount()
        cols = self.quickSendTable.columnCount()

        tmp_data = [[
            self.quickSendTable.item(row, col) is not None
            and self.quickSendTable.item(row, col).text() or ''
            for col in range(1, cols)
        ] for row in range(rows)]

        data = []
        # delete trailing blanks
        for row in tmp_data:
            for idx, d in enumerate(row[::-1]):
                if '' != d:
                    break
            new_row = row[:len(row) - idx]
            data.append(new_row)

        #import pprint
        #pprint.pprint(data, width=120, compact=True)

        # write to file
        with open(get_config_path('QckSndBckup.csv'), 'w') as csvfile:
            csvwriter = csv.writer(csvfile, delimiter=',', lineterminator='\n')
            csvwriter.writerows(data)

    def loadCSV(self, path, notifyExcept=False):
        data = []
        set_rows = 0
        set_cols = 0
        try:
            with open(path) as csvfile:
                csvData = csv.reader(csvfile)
                for row in csvData:
                    data.append(row)
                    set_rows = set_rows + 1
                    if len(row) > set_cols:
                        set_cols = len(row)
        except IOError as e:
            print("({})".format(e))
            if notifyExcept:
                QMessageBox.critical(self, "Open failed", str(e),
                                     QMessageBox.Close)
            return

        rows = self.quickSendTable.rowCount()
        cols = self.quickSendTable.columnCount()
        # clear table
        for col in range(cols):
            for row in range(rows):
                self.quickSendTable.setItem(row, col, QTableWidgetItem(""))

        self._csvFilePath = path
        if (cols -
                1) < set_cols:  # first colume is used by the "send" buttons.
            cols = set_cols + 10
            self.quickSendTable.setColumnCount(cols)
        if rows < set_rows:
            rows = set_rows + 20
            self.quickSendTable.setRowCount(rows)

        for row, rowdat in enumerate(data):
            if len(rowdat) > 0:
                for col, cell in enumerate(rowdat, 1):
                    self.quickSendTable.setItem(row, col,
                                                QTableWidgetItem(str(cell)))

        self.quickSendTable.resizeColumnsToContents()
        #self.quickSendTable.resizeRowsToContents()

    def sendTableRow(self, row):
        cols = self.quickSendTable.columnCount()
        try:
            data = [
                '0' + self.quickSendTable.item(row, col).text()
                for col in range(1, cols)
                if self.quickSendTable.item(row, col) is not None
                and self.quickSendTable.item(row, col).text() is not ''
            ]
        except:
            print("Exception in get table data(row = %d)" % (row + 1))
        else:
            tmp = [d[-2] + d[-1] for d in data if len(d) >= 2]
            for t in tmp:
                if not is_hex(t):
                    QMessageBox.critical(self, "Error",
                                         "'%s' is not hexadecimal." % (t),
                                         QMessageBox.Close)
                    return

            h = [int(t, 16) for t in tmp]
            self.transmitHex(h)

    def sendHex(self):
        hexStr = self.txtEdtInput.toPlainText()
        hexStr = ''.join(hexStr.split(" "))

        hexarray = []
        for i in range(0, len(hexStr), 2):
            hexarray.append(int(hexStr[i:i + 2], 16))

        self.transmitHex(hexarray)

    def readerExcept(self, e):
        self.closePort()
        QMessageBox.critical(self, "Read failed", str(e), QMessageBox.Close)

    def timestamp(self):
        return datetime.datetime.now().time().isoformat()[:-3]

    def receive(self, data):
        self.appendOutputText("\n%s R<-:%s" % (self.timestamp(), data))

    def appendOutputText(self, data, color=Qt.black):
        # the qEditText's "append" methon will add a unnecessary newline.
        # self.txtEdtOutput.append(data.decode('utf-8'))

        tc = self.txtEdtOutput.textColor()
        self.txtEdtOutput.moveCursor(QtGui.QTextCursor.End)
        self.txtEdtOutput.setTextColor(QtGui.QColor(color))
        self.txtEdtOutput.insertPlainText(data)
        self.txtEdtOutput.moveCursor(QtGui.QTextCursor.End)
        self.txtEdtOutput.setTextColor(tc)

    def transmitHex(self, hexarray):
        if len(hexarray) > 0:
            byteArray = bytearray(hexarray)
            if self.serialport.isOpen():
                try:
                    self.serialport.write(byteArray)
                except serial.SerialException as e:
                    print("Exception in transmitHex(%s)" % repr(hexarray))
                    QMessageBox.critical(self, "Exception in transmitHex",
                                         str(e), QMessageBox.Close)
                else:
                    # self.txCount += len( b )
                    # self.frame.statusbar.SetStatusText('Tx:%d' % self.txCount, 2)

                    text = ''.join(['%02X ' % i for i in hexarray])
                    self.appendOutputText(
                        "\n%s T->:%s" % (self.timestamp(), text), Qt.blue)

    def GetPort(self):
        return self.cmbPort.currentText()

    def GetDataBits(self):
        s = self.cmbDataBits.currentText()
        if s == '5':
            return serial.FIVEBITS
        elif s == '6':
            return serial.SIXBITS
        elif s == '7':
            return serial.SEVENBITS
        elif s == '8':
            return serial.EIGHTBITS

    def GetParity(self):
        s = self.cmbParity.currentText()
        if s == 'None':
            return serial.PARITY_NONE
        elif s == 'Even':
            return serial.PARITY_EVEN
        elif s == 'Odd':
            return serial.PARITY_ODD
        elif s == 'Mark':
            return serial.PARITY_MARK
        elif s == 'Space':
            return serial.PARITY_SPACE

    def GetStopBits(self):
        s = self.cmbStopBits.currentText()
        if s == '1':
            return serial.STOPBITS_ONE
        elif s == '1.5':
            return serial.STOPBITS_ONE_POINT_FIVE
        elif s == '2':
            return serial.STOPBITS_TWO

    def openPort(self):
        if self.serialport.isOpen():
            return

        _port = self.GetPort()
        if '' == _port:
            QMessageBox.information(self, "Invalid parameters",
                                    "Port is empty.")
            return

        _baudrate = self.cmbBaudRate.currentText()
        if '' == _baudrate:
            QMessageBox.information(self, "Invalid parameters",
                                    "Baudrate is empty.")
            return

        self.serialport.port = _port
        self.serialport.baudrate = _baudrate
        self.serialport.bytesize = self.GetDataBits()
        self.serialport.stopbits = self.GetStopBits()
        self.serialport.parity = self.GetParity()
        self.serialport.rtscts = self.chkRTSCTS.isChecked()
        self.serialport.xonxoff = self.chkXonXoff.isChecked()
        # self.serialport.timeout  = THREAD_TIMEOUT
        # self.serialport.writeTimeout = SERIAL_WRITE_TIMEOUT
        try:
            self.serialport.open()
        except serial.SerialException as e:
            QMessageBox.critical(self, "Could not open serial port", str(e),
                                 QMessageBox.Close)
        else:
            self._start_reader()
            self.setWindowTitle("%s on %s [%s, %s%s%s%s%s]" % (
                appInfo.title,
                self.serialport.portstr,
                self.serialport.baudrate,
                self.serialport.bytesize,
                self.serialport.parity,
                self.serialport.stopbits,
                self.serialport.rtscts and ' RTS/CTS' or '',
                self.serialport.xonxoff and ' Xon/Xoff' or '',
            ))
            pal = self.btnOpen.palette()
            pal.setColor(QtGui.QPalette.Button, QtGui.QColor(0, 0xff, 0x7f))
            self.btnOpen.setAutoFillBackground(True)
            self.btnOpen.setPalette(pal)
            self.btnOpen.setText('Close')
            self.btnOpen.update()

    def closePort(self):
        if self.serialport.isOpen():
            self._stop_reader()
            self.serialport.close()
            self.setWindowTitle(appInfo.title)
            pal = self.btnOpen.style().standardPalette()
            self.btnOpen.setAutoFillBackground(True)
            self.btnOpen.setPalette(pal)
            self.btnOpen.setText('Open')
            self.btnOpen.update()

    def _start_reader(self):
        """Start reader thread"""
        self.receiver_thread.start()

    def _stop_reader(self):
        """Stop reader thread only, wait for clean exit of thread"""
        self.receiver_thread.join()

    def onTogglePrtCfgPnl(self):
        if self.actionPort_Config_Panel.isChecked():
            self.dockWidget_PortConfig.show()
        else:
            self.dockWidget_PortConfig.hide()

    def onToggleQckSndPnl(self):
        if self.actionQuick_Send_Panel.isChecked():
            self.dockWidget_QuickSend.show()
        else:
            self.dockWidget_QuickSend.hide()

    def onToggleHexPnl(self):
        if self.actionSend_Hex_Panel.isChecked():
            self.dockWidget_SendHex.show()
        else:
            self.dockWidget_SendHex.hide()

    def onVisiblePrtCfgPnl(self, visible):
        self.actionPort_Config_Panel.setChecked(visible)

    def onVisibleQckSndPnl(self, visible):
        self.actionQuick_Send_Panel.setChecked(visible)

    def onVisibleHexPnl(self, visible):
        self.actionSend_Hex_Panel.setChecked(visible)

    def onLocalEcho(self):
        self._localEcho = self.actionLocal_Echo.isChecked()

    def onAlwaysOnTop(self):
        if self.actionAlways_On_Top.isChecked():
            style = self.windowFlags()
            self.setWindowFlags(style | Qt.WindowStaysOnTopHint)
            self.show()
        else:
            style = self.windowFlags()
            self.setWindowFlags(style & ~Qt.WindowStaysOnTopHint)
            self.show()

    def onOpen(self):
        if self.serialport.isOpen():
            self.closePort()
        else:
            self.openPort()

    def onClear(self):
        self.txtEdtOutput.clear()

    def onSaveLog(self):
        fileName = QFileDialog.getSaveFileName(
            self, "Save as", os.getcwd(),
            "Log files (*.log);;Text files (*.txt);;All files (*.*)")
        if fileName:
            import codecs
            f = codecs.open(fileName, 'w', 'utf-8')
            f.write(self.txtEdtOutput.toPlainText())
            f.close()

    def moveScreenCenter(self):
        w = self.frameGeometry().width()
        h = self.frameGeometry().height()
        desktop = QDesktopWidget()
        screenW = desktop.screen().width()
        screenH = desktop.screen().height()
        self.setGeometry((screenW - w) / 2, (screenH - h) / 2, w, h)

    def onEnumPorts(self):
        for p in enum_ports():
            self.cmbPort.addItem(p)
        # self.cmbPort.update()

    def onAbout(self):
        q = QWidget()
        icon = QtGui.QIcon(":/icon.ico")
        q.setWindowIcon(icon)
        QMessageBox.about(q, "About MyTerm", appInfo.aboutme)

    def onAboutQt(self):
        QMessageBox.aboutQt(None)

    def onExit(self):
        if self.serialport.isOpen():
            self.closePort()
        self.close()

    def restoreLayout(self):
        if os.path.isfile(get_config_path("layout.dat")):
            try:
                f = open(get_config_path("layout.dat"), 'rb')
                geometry, state = pickle.load(f)
                self.restoreGeometry(geometry)
                self.restoreState(state)
            except Exception as e:
                print("Exception on restoreLayout, {}".format(e))
        else:
            try:
                f = QFile(':/default_layout.dat')
                f.open(QIODevice.ReadOnly)
                geometry, state = pickle.loads(f.readAll())
                self.restoreGeometry(geometry)
                self.restoreState(state)
            except Exception as e:
                print("Exception on restoreLayout, {}".format(e))

    def saveLayout(self):
        with open(get_config_path("layout.dat"), 'wb') as f:
            pickle.dump((self.saveGeometry(), self.saveState()), f)

    def syncMenu(self):
        self.actionPort_Config_Panel.setChecked(
            not self.dockWidget_PortConfig.isHidden())
        self.actionQuick_Send_Panel.setChecked(
            not self.dockWidget_QuickSend.isHidden())
        self.actionSend_Hex_Panel.setChecked(
            not self.dockWidget_SendHex.isHidden())

    def onViewChanged(self):
        checked = self._viewGroup.checkedAction()
        if checked is None:
            self.actionHEX_UPPERCASE.setChecked(True)
            self.receiver_thread.setViewMode(VIEWMODE_HEX_UPPERCASE)
        else:
            if 'Ascii' in checked.text():
                self.receiver_thread.setViewMode(VIEWMODE_ASCII)
            elif 'lowercase' in checked.text():
                self.receiver_thread.setViewMode(VIEWMODE_HEX_LOWERCASE)
            elif 'UPPERCASE' in checked.text():
                self.receiver_thread.setViewMode(VIEWMODE_HEX_UPPERCASE)
Exemplo n.º 38
0
class MapWidget(Ui_CanvasWidget, QMainWindow):
    def __init__(self, parent=None):
        super(MapWidget, self).__init__(parent)
        self.setupUi(self)
        self.snapping = True

        icon = roam_style.iconsize()
        self.projecttoolbar.setIconSize(QSize(icon, icon))

        self.current_form = None
        self.last_form = None
        self.firstshow = True
        self.layerbuttons = []
        self.editfeaturestack = []
        self.lastgpsposition = None
        self.project = None
        self.gps = None
        self.gpslogging = None
        self.selectionbands = defaultdict(partial(QgsRubberBand, self.canvas))

        self.bridge = QgsLayerTreeMapCanvasBridge(
            QgsProject.instance().layerTreeRoot(), self.canvas)
        self.bridge.setAutoSetupOnFirstLayer(False)
        QgsProject.instance().writeProject.connect(self.bridge.writeProject)
        QgsProject.instance().readProject.connect(self.bridge.readProject)

        # self.canvas.setInteractive(False)
        self.canvas.setCanvasColor(Qt.white)
        self.canvas.enableAntiAliasing(True)
        self.canvas.setWheelAction(QgsMapCanvas.WheelZoomToMouseCursor)

        self.snappingutils = SnappingUtils(self.canvas, self)
        self.canvas.setSnappingUtils(self.snappingutils)
        QgsProject.instance().readProject.connect(
            self.snappingutils.readConfigFromProject)

        if hasattr(self.canvas, 'setParallelRenderingEnabled'):
            threadcount = QThread.idealThreadCount()
            threadcount = 2 if threadcount > 2 else 1
            QgsApplication.setMaxThreads(threadcount)
            self.canvas.setParallelRenderingEnabled(True)

        pal = QgsPalLabeling()
        self.canvas.mapRenderer().setLabelingEngine(pal)
        self.canvas.setFrameStyle(QFrame.NoFrame)

        self.editgroup = QActionGroup(self)
        self.editgroup.setExclusive(True)
        self.editgroup.addAction(self.actionPan)
        self.editgroup.addAction(self.actionZoom_In)
        self.editgroup.addAction(self.actionZoom_Out)
        self.editgroup.addAction(self.actionInfo)

        self.actionGPS = GPSAction(":/icons/gps", self.canvas, self)
        self.projecttoolbar.addAction(self.actionGPS)

        if roam.config.settings.get('north_arrow', False):
            self.northarrow = NorthArrow(":/icons/north", self.canvas)
            self.northarrow.setPos(10, 10)
            self.canvas.scene().addItem(self.northarrow)

        smallmode = roam.config.settings.get("smallmode", False)
        self.projecttoolbar.setSmallMode(smallmode)

        self.scalebar_enabled = roam.config.settings.get('scale_bar', False)
        if self.scalebar_enabled:
            self.scalebar = ScaleBarItem(self.canvas)
            self.canvas.scene().addItem(self.scalebar)

        self.projecttoolbar.setContextMenuPolicy(Qt.CustomContextMenu)

        gpsspacewidget = QWidget()
        gpsspacewidget.setMinimumWidth(30)
        gpsspacewidget.setSizePolicy(QSizePolicy.Expanding,
                                     QSizePolicy.Expanding)

        self.topspaceraction = self.projecttoolbar.insertWidget(
            self.actionGPS, gpsspacewidget)

        self.dataentryselection = QAction(self.projecttoolbar)
        self.dataentryaction = self.projecttoolbar.insertAction(
            self.topspaceraction, self.dataentryselection)
        self.dataentryselection.triggered.connect(self.select_data_entry)

        self.marker = GPSMarker(self.canvas)
        self.marker.hide()

        self.currentfeatureband = CurrentSelection(self.canvas)
        self.currentfeatureband.setIconSize(30)
        self.currentfeatureband.setWidth(10)
        self.currentfeatureband.setColor(QColor(186, 93, 212, 50))
        self.currentfeatureband.setOutlineColour(QColor(186, 93, 212))

        self.gpsband = QgsRubberBand(self.canvas)
        self.gpsband.setColor(QColor(165, 111, 212, 75))
        self.gpsband.setWidth(5)

        RoamEvents.editgeometry.connect(self.queue_feature_for_edit)
        RoamEvents.selectioncleared.connect(self.clear_selection)
        RoamEvents.selectionchanged.connect(self.highlight_selection)
        RoamEvents.openfeatureform.connect(self.feature_form_loaded)
        RoamEvents.sync_complete.connect(self.refresh_map)
        RoamEvents.snappingChanged.connect(self.snapping_changed)

        self.snappingbutton = QToolButton()
        self.snappingbutton.setText("Snapping: On")
        self.snappingbutton.setAutoRaise(True)
        self.snappingbutton.pressed.connect(self.toggle_snapping)

        spacer = QWidget()
        spacer2 = QWidget()
        spacer.setSizePolicy(QSizePolicy.Expanding, QSizePolicy.Fixed)
        spacer2.setSizePolicy(QSizePolicy.Expanding, QSizePolicy.Fixed)

        self.scalewidget = QgsScaleComboBox()

        self.scalebutton = QToolButton()
        self.scalebutton.setAutoRaise(True)
        self.scalebutton.setMaximumHeight(self.statusbar.height())
        self.scalebutton.pressed.connect(self.selectscale)
        self.scalebutton.setText("Scale")

        self.scalelist = BigList(parent=self.canvas,
                                 centeronparent=True,
                                 showsave=False)
        self.scalelist.hide()
        self.scalelist.setlabel("Map Scale")
        self.scalelist.setmodel(self.scalewidget.model())
        self.scalelist.closewidget.connect(self.scalelist.close)
        self.scalelist.itemselected.connect(self.update_scale_from_item)
        self.scalelist.itemselected.connect(self.scalelist.close)

        self.positionlabel = QLabel('')
        self.gpslabel = QLabel("GPS: Not active")
        self.gpslabelposition = QLabel("")

        self.statusbar.addWidget(self.snappingbutton)
        self.statusbar.addWidget(spacer2)
        self.statusbar.addWidget(self.gpslabel)
        self.statusbar.addWidget(self.gpslabelposition)
        self.statusbar.addPermanentWidget(self.scalebutton)

        self.canvas.extentsChanged.connect(self.updatestatuslabel)
        self.canvas.scaleChanged.connect(self.updatestatuslabel)

        GPS.gpsposition.connect(self.update_gps_label)
        GPS.gpsdisconnected.connect(self.gps_disconnected)

        self.connectButtons()

    def clear_plugins(self):
        toolbars = self.findChildren(QToolBar)
        for toolbar in toolbars:
            if toolbar.property("plugin_toolbar"):
                toolbar.unload()
                self.removeToolBar(toolbar)
                toolbar.deleteLater()

    def add_plugins(self, pluginnames):
        for name in pluginnames:
            # Get the plugin
            try:
                plugin_mod = plugins.loaded_plugins[name]
            except KeyError:
                continue

            if not hasattr(plugin_mod, 'toolbars'):
                roam.utils.warning(
                    "No toolbars() function found in {}".format(name))
                continue

            toolbars = plugin_mod.toolbars()
            self.load_plugin_toolbars(toolbars)

    def load_plugin_toolbars(self, toolbars):
        for ToolBarClass in toolbars:
            toolbar = ToolBarClass(plugins.api, self)
            self.addToolBar(Qt.BottomToolBarArea, toolbar)
            toolbar.setProperty("plugin_toolbar", True)

    def snapping_changed(self, snapping):
        """
        Called when the snapping settings have changed. Updates the label in the status bar.
        :param snapping:
        """
        if snapping:
            self.snappingbutton.setText("Snapping: On")
        else:
            self.snappingbutton.setText("Snapping: Off")

    def toggle_snapping(self):
        """
        Toggle snapping on or off.
        """
        self.snapping = not self.snapping
        try:
            self.canvas.mapTool().toggle_snapping()
        except AttributeError:
            pass

        RoamEvents.snappingChanged.emit(self.snapping)

    def selectscale(self):
        """
        Show the select scale widget.
        :return:
        """
        self.scalelist.show()

    def update_scale_from_item(self, index):
        """
        Update the canvas scale from the selected scale item.
        :param index: The index of the selected item.
        """
        scale, _ = self.scalewidget.toDouble(index.data(Qt.DisplayRole))
        self.canvas.zoomScale(1.0 / scale)

    def update_gps_label(self, position, gpsinfo):
        """
        Update the GPS label in the status bar with the GPS status.
        :param position: The current GPS position.
        :param gpsinfo: The current extra GPS information.
        """
        self.gpslabel.setText(
            "GPS: PDOP <b>{0:.2f}</b> HDOP <b>{1:.2f}</b>    VDOP <b>{2:.2f}</b>"
            .format(gpsinfo.pdop, gpsinfo.hdop, gpsinfo.vdop))

        places = roam.config.settings.get("gpsplaces", 8)
        self.gpslabelposition.setText(
            "X <b>{x:.{places}f}</b> Y <b>{y:.{places}f}</b>".format(
                x=position.x(), y=position.y(), places=places))

    def gps_disconnected(self):
        """
        Called when the GPS is disconnected. Updates the label in the status bar with the message.
        :return:
        """
        self.gpslabel.setText("GPS Not Active")
        self.gpslabelposition.setText("")

    def zoom_to_feature(self, feature):
        box = feature.geometry().boundingBox()
        xmin, xmax, ymin, ymax = box.xMinimum(), box.xMaximum(), box.yMinimum(
        ), box.yMaximum()
        xmin -= 5
        xmax += 5
        ymin -= 5
        ymax += 5
        box = QgsRectangle(xmin, ymin, xmax, ymax)
        self.canvas.setExtent(box)
        self.canvas.refresh()

    def updatestatuslabel(self, *args):
        """
        Update the status bar labels when the information has changed.
        """
        extent = self.canvas.extent()
        self.positionlabel.setText("Map Center: {}".format(
            extent.center().toString()))
        scale = 1.0 / self.canvas.scale()
        scale = self.scalewidget.toString(scale)
        self.scalebutton.setText(scale)

    def refresh_map(self):
        """
        Refresh the map
        """
        self.canvas.refresh()

    def updatescale(self):
        """
        Update the scale of the map with the current scale from the scale widget
        :return:
        """
        self.canvas.zoomScale(1.0 / self.scalewidget.scale())

    def init_qgisproject(self, doc):
        """
        Called when the project file is read for the firs time.
        :param doc: The XML doc.
        :return: The current canvas CRS
        :note: This method is old and needs to be refactored into something else.
        """
        return self.canvas.mapSettings().destinationCrs()

    def showEvent(self, *args, **kwargs):
        """
        Handle the show event of the of the map widget. We have to do a little hack here to make the QGIS map refresh.
        """
        if QGis.QGIS_VERSION_INT == 20200 and self.firstshow:
            self.canvas.refresh()
            self.canvas.repaint()
            self.firstshow = False

    def feature_form_loaded(self, form, feature, *args):
        """
        Called when the feature form is loaded.
        :param form: The Form object. Holds a reference to the forms layer.
        :param feature: The current capture feature
        """
        self.currentfeatureband.setToGeometry(feature.geometry(),
                                              form.QGISLayer)

    def highlight_selection(self, results):
        """
        Highlight the selection on the canvas.  This updates all selected objects based on the result set.
        :param results: A dict-of-list of layer-features.
        """
        self.clear_selection()
        for layer, features in results.iteritems():
            band = self.selectionbands[layer]
            band.setColor(QColor(255, 0, 0))
            band.setIconSize(25)
            band.setWidth(5)
            band.setBrushStyle(Qt.NoBrush)
            band.reset(layer.geometryType())
            band.setZValue(self.currentfeatureband.zValue() - 1)
            for feature in features:
                band.addGeometry(feature.geometry(), layer)
        self.canvas.update()

    def highlight_active_selection(self, layer, feature, features):
        """
        Update the current active selected feature.
        :param layer: The layer of the active feature.
        :param feature: The active feature.
        :param features: The other features in the set to show as non active selection.
        :return:
        """
        self.clear_selection()
        self.highlight_selection({layer: features})
        self.currentfeatureband.setToGeometry(feature.geometry(), layer)
        self.canvas.update()

    def clear_selection(self):
        """
        Clear the selection from the canvas.   Resets all selection rubbber bands.
        :return:
        """
        # Clear the main selection rubber band
        self.canvas.scene().update()
        self.currentfeatureband.reset()
        # Clear the rest
        for band in self.selectionbands.itervalues():
            band.reset()

        self.canvas.update()
        self.editfeaturestack = []

    def queue_feature_for_edit(self, form, feature):
        """
        Push a feature on the edit stack so the feature can have the geometry edited.
        :note: This is a big hack and I don't like it!
        :param form: The form for the current feature
        :param feature: The active feature.
        """
        def trigger_default_action():
            for action in self.projecttoolbar.actions():
                if action.property('dataentry') and action.isdefault:
                    action.trigger()
                    self.canvas.mapTool().setEditMode(True, feature.geometry())
                    break

        self.editfeaturestack.append((form, feature))
        self.save_current_form()
        self.load_form(form)
        trigger_default_action()

    def save_current_form(self):
        self.last_form = self.current_form

    def restore_last_form(self):
        self.load_form(self.last_form)

    def clear_temp_objects(self):
        """
        Clear all temp objects from the canvas.
        :return:
        """
        def clear_tool_band():
            """
            Clear the rubber band of the active tool if it has one
            """
            tool = self.canvas.mapTool()
            try:
                tool.clearBand()
            except AttributeError:
                # No clearBand method found, but that's cool.
                pass

        self.currentfeatureband.reset()
        clear_tool_band()

    def settings_updated(self, settings):
        """
        Called when the settings have been updated in the Roam config.
        :param settings: A dict of the settings.
        """
        self.actionGPS.updateGPSPort()
        gpslogging = settings.get('gpslogging', True)
        if self.gpslogging:
            self.gpslogging.logging = gpslogging

    def set_gps(self, gps, logging):
        """
        Set the GPS for the map widget.  Connects GPS signals
        """
        self.gps = gps
        self.gpslogging = logging
        self.gps.gpsposition.connect(self.gps_update_canvas)
        self.gps.firstfix.connect(self.gps_first_fix)
        self.gps.gpsdisconnected.connect(self.gps_disconnected)

    def gps_update_canvas(self, position, gpsinfo):
        """
        Updates the map canvas based on the GPS position.  By default if the GPS is outside the canvas
        extent the canvas will move to center on the GPS.  Can be turned off in settings.
        :param postion: The current GPS position.
        :param gpsinfo: The extra GPS information
        """
        # Recenter map if we go outside of the 95% of the area
        if self.gpslogging.logging:
            self.gpsband.addPoint(position)
            self.gpsband.show()

        if roam.config.settings.get('gpscenter', True):
            if not self.lastgpsposition == position:
                self.lastposition = position
                rect = QgsRectangle(position, position)
                extentlimt = QgsRectangle(self.canvas.extent())
                extentlimt.scale(0.95)

                if not extentlimt.contains(position):
                    self.zoom_to_location(position)

        self.marker.show()
        self.marker.setCenter(position, gpsinfo)

    def gps_first_fix(self, postion, gpsinfo):
        """
        Called the first time the GPS gets a fix.  If set this will zoom to the GPS after the first fix
        :param postion: The current GPS position.
        :param gpsinfo: The extra GPS information
        """
        zoomtolocation = roam.config.settings.get('gpszoomonfix', True)
        if zoomtolocation:
            self.canvas.zoomScale(1000)
            self.zoom_to_location(postion)

    def zoom_to_location(self, position):
        """
        Zoom to ta given position on the map..
        """
        rect = QgsRectangle(position, position)
        self.canvas.setExtent(rect)
        self.canvas.refresh()

    def gps_disconnected(self):
        """
        Called when the GPS is disconnected
        """
        self.marker.hide()

    def select_data_entry(self):
        """
        Open the form selection widget to allow the user to pick the active capture form.
        """
        def showformerror(form):
            pass

        def actions():
            for form in self.project.forms:
                if not self.form_valid_for_capture(form):
                    continue

                action = form.createuiaction()
                valid, failreasons = form.valid
                if not valid:
                    roam.utils.warning("Form {} failed to load".format(
                        form.label))
                    roam.utils.warning("Reasons {}".format(failreasons))
                    action.triggered.connect(partial(showformerror, form))
                else:
                    action.triggered.connect(partial(self.load_form, form))
                yield action

        formpicker = PickActionDialog(msg="Select data entry form", wrap=5)
        formpicker.addactions(actions())
        formpicker.exec_()

    def project_loaded(self, project):
        """
        Called when the project is loaded. Main entry point for a loade project.
        :param project: The Roam project that has been loaded.
        """
        self.project = project
        self.actionPan.trigger()
        firstform = self.first_capture_form()
        if firstform:
            self.load_form(firstform)
            self.dataentryselection.setVisible(True)
        else:
            self.dataentryselection.setVisible(False)

        # Enable the raster layers button only if the project contains a raster layer.
        layers = QgsMapLayerRegistry.instance().mapLayers().values()
        hasrasters = any(layer.type() == QgsMapLayer.RasterLayer
                         for layer in layers)
        self.actionRaster.setEnabled(hasrasters)
        self.defaultextent = self.canvas.extent()
        roam.utils.info("Extent: {}".format(self.defaultextent.toString()))

        self.infoTool.selectionlayers = project.selectlayersmapping()

        self.canvas.refresh()

        projectscales, _ = QgsProject.instance().readBoolEntry(
            "Scales", "/useProjectScales")
        if projectscales:
            projectscales, _ = QgsProject.instance().readListEntry(
                "Scales", "/ScalesList")

            self.scalewidget.updateScales(projectscales)
        else:
            scales = [
                "1:50000", "1:25000", "1:10000", "1:5000", "1:2500", "1:1000",
                "1:500", "1:250", "1:200", "1:100"
            ]
            scales = roam.config.settings.get('scales', scales)
            self.scalewidget.updateScales(scales)

        if self.scalebar_enabled:
            self.scalebar.update()

        self.actionPan.toggle()
        self.clear_plugins()
        self.add_plugins(project.enabled_plugins)

    def setMapTool(self, tool, *args):
        """
        Set the active map tool in the canvas.
        :param tool: The QgsMapTool to set.
        """
        if tool == self.canvas.mapTool():
            return

        if hasattr(tool, "setSnapping"):
            tool.setSnapping(self.snapping)
        self.canvas.setMapTool(tool)

    def connectButtons(self):
        """
        Connect the default buttons in the interface. Zoom, pan, etc
        """
        def connectAction(action, tool):
            action.toggled.connect(partial(self.setMapTool, tool))

        def cursor(name):
            pix = QPixmap(name)
            pix = pix.scaled(QSize(24, 24))
            return QCursor(pix)

        self.zoomInTool = QgsMapToolZoom(self.canvas, False)
        self.zoomOutTool = QgsMapToolZoom(self.canvas, True)
        self.panTool = PanTool(self.canvas)
        self.infoTool = InfoTool(self.canvas)

        self.infoTool.setAction(self.actionInfo)
        self.zoomInTool.setAction(self.actionZoom_In)
        self.zoomOutTool.setAction(self.actionZoom_Out)
        self.panTool.setAction(self.actionPan)

        connectAction(self.actionZoom_In, self.zoomInTool)
        connectAction(self.actionZoom_Out, self.zoomOutTool)
        connectAction(self.actionPan, self.panTool)
        connectAction(self.actionInfo, self.infoTool)

        self.zoomInTool.setCursor(cursor(':/icons/in'))
        self.zoomOutTool.setCursor(cursor(':/icons/out'))
        self.infoTool.setCursor(cursor(':/icons/select'))

        self.actionRaster.triggered.connect(self.toggleRasterLayers)
        self.actionHome.triggered.connect(self.homeview)

    def homeview(self):
        """
        Zoom the mapview canvas to the extents the project was opened at i.e. the
        default extent.
        """
        self.canvas.setExtent(self.defaultextent)
        self.canvas.refresh()

    def form_valid_for_capture(self, form):
        """
        Check if the given form is valid for capture.
        :param form: The form to check.
        :return: True if valid form for capture
        """
        return form.has_geometry and self.project.layer_can_capture(
            form.QGISLayer)

    def first_capture_form(self):
        """
        Return the first valid form for capture.
        """
        for form in self.project.forms:
            if self.form_valid_for_capture(form):
                return form

    def load_form(self, form):
        """
        Load the given form so it's the active one for capture
        :param form: The form to load
        """
        self.clearCaptureTools()
        self.dataentryselection.setIcon(QIcon(form.icon))
        self.dataentryselection.setText(form.icontext)
        self.create_capture_buttons(form)
        self.current_form = form

    def create_capture_buttons(self, form):
        """
        Create the capture buttons in the toolbar for the given form.
        :param form: The active form.
        """
        layer = form.QGISLayer
        tool = form.getMaptool()(self.canvas, form.settings)
        for action in tool.actions:
            # Create the action here.
            if action.ismaptool:
                action.toggled.connect(partial(self.setMapTool, tool))

            # Set the action as a data entry button so we can remove it later.
            action.setProperty("dataentry", True)
            self.editgroup.addAction(action)
            self.layerbuttons.append(action)
            self.projecttoolbar.insertAction(self.topspaceraction, action)
            action.setChecked(action.isdefault)

        if hasattr(tool, 'geometryComplete'):
            add = partial(self.add_new_feature, form)
            tool.geometryComplete.connect(add)
        else:
            tool.finished.connect(self.openForm)

        tool.error.connect(self.show_invalid_geometry_message)

    def show_invalid_geometry_message(self, message):
        RoamEvents.raisemessage("Invalid geometry capture",
                                message,
                                level=RoamEvents.CRITICAL)

    def add_new_feature(self, form, geometry):
        """
        Add a new new feature to the given layer
        """
        # TODO Extract into function.
        # NOTE This function is doing too much, acts as add and also edit.
        layer = form.QGISLayer
        if layer.geometryType() in [
                QGis.WKBMultiLineString, QGis.WKBMultiPoint,
                QGis.WKBMultiPolygon
        ]:
            geometry.convertToMultiType()

        try:
            form, feature = self.editfeaturestack.pop()
            self.editfeaturegeometry(form, feature, newgeometry=geometry)
            return
        except IndexError:
            pass

        feature = form.new_feature(geometry=geometry)
        RoamEvents.load_feature_form(form, feature, editmode=False)

    def editfeaturegeometry(self, form, feature, newgeometry):
        # TODO Extract into function.
        layer = form.QGISLayer
        layer.startEditing()
        feature.setGeometry(newgeometry)
        layer.updateFeature(feature)
        saved = layer.commitChanges()
        if not saved:
            map(roam.utils.error, layer.commitErrors())
        self.canvas.refresh()
        self.currentfeatureband.setToGeometry(feature.geometry(), layer)
        RoamEvents.editgeometry_complete.emit(form, feature)
        self.canvas.mapTool().setEditMode(False, None)
        self.restore_last_form()

    def clearCaptureTools(self):
        """
        Clear the capture tools from the toolbar.
        :return: True if the capture button was active at the time of clearing.
        """
        captureselected = False
        for action in self.projecttoolbar.actions():
            if action.objectName() == "capture" and action.isChecked():
                captureselected = True

            if action.property('dataentry'):
                self.projecttoolbar.removeAction(action)
        return captureselected

    def toggleRasterLayers(self):
        """
        Toggle all raster layers on or off.
        """
        # Freeze the canvas to save on UI refresh
        self.canvas.freeze()
        tree = QgsProject.instance().layerTreeRoot()
        for node in tree.findLayers():
            if node.layer().type() == QgsMapLayer.RasterLayer:
                if node.isVisible() == Qt.Checked:
                    state = Qt.Unchecked
                else:
                    state = Qt.Checked
                node.setVisible(state)

        self.canvas.freeze(False)
        self.canvas.refresh()

    def cleanup(self):
        """
        Clean up when the project has changed.
        :return:
        """
        self.bridge.clear()
        self.gpsband.reset()
        self.gpsband.hide()
        self.clear_selection()
        self.clear_temp_objects()
        self.clearCaptureTools()
        self.canvas.freeze()
        self.canvas.clear()
        self.canvas.freeze(False)
        for action in self.layerbuttons:
            self.editgroup.removeAction(action)
Exemplo n.º 39
0
class MainUI(QtGui.QMainWindow, main_window_class):

    connectionLostSignal = pyqtSignal(str, str)
    connectionInitiatedSignal = pyqtSignal(str)
    batteryUpdatedSignal = pyqtSignal(int, object, object)
    connectionDoneSignal = pyqtSignal(str)
    connectionFailedSignal = pyqtSignal(str, str)
    disconnectedSignal = pyqtSignal(str)
    linkQualitySignal = pyqtSignal(int)

    _input_device_error_signal = pyqtSignal(str)
    _input_discovery_signal = pyqtSignal(object)
    _log_error_signal = pyqtSignal(object, str)

    def __init__(self, *args):
        super(MainUI, self).__init__(*args)
        self.setupUi(self)

        ######################################################
        ### By lxrocks
        ### 'Skinny Progress Bar' tweak for Yosemite
        ### Tweak progress bar - artistic I am not - so pick your own colors !!!
        ### Only apply to Yosemite
        ######################################################
        import platform
        if platform.system() == 'Darwin':

            (Version, junk, machine) = platform.mac_ver()
            logger.info(
                "This is a MAC - checking if we can apply Progress Bar Stylesheet for Yosemite Skinny Bars "
            )
            yosemite = (10, 10, 0)
            tVersion = tuple(map(int, (Version.split("."))))

            if tVersion >= yosemite:
                logger.info("Found Yosemite:")

                tcss = """
                    QProgressBar {
                    border: 2px solid grey;
                    border-radius: 5px;
                    text-align: center;
                }
                QProgressBar::chunk {
                     background-color: #05B8CC;
                 }
                 """
                self.setStyleSheet(tcss)

            else:
                logger.info("Pre-Yosemite")

        ######################################################

        self.cf = Crazyflie(ro_cache=sys.path[0] + "/cflib/cache",
                            rw_cache=sys.path[1] + "/cache")

        cflib.crtp.init_drivers(
            enable_debug_driver=Config().get("enable_debug_driver"))

        zmq_params = ZMQParamAccess(self.cf)
        zmq_params.start()

        zmq_leds = ZMQLEDDriver(self.cf)
        zmq_leds.start()

        # Create the connection dialogue
        self.connectDialogue = ConnectDialogue()

        # Create and start the Input Reader
        self._statusbar_label = QLabel("No input-device found, insert one to"
                                       " fly.")
        self.statusBar().addWidget(self._statusbar_label)

        self.joystickReader = JoystickReader()
        self._active_device = ""
        #self.configGroup = QActionGroup(self._menu_mappings, exclusive=True)

        self._mux_group = QActionGroup(self._menu_inputdevice, exclusive=True)

        # TODO: Need to reload configs
        #ConfigManager().conf_needs_reload.add_callback(self._reload_configs)

        # Connections for the Connect Dialogue
        self.connectDialogue.requestConnectionSignal.connect(self.cf.open_link)

        self.cf.connection_failed.add_callback(
            self.connectionFailedSignal.emit)
        self.connectionFailedSignal.connect(self._connection_failed)

        self._input_device_error_signal.connect(
            self._display_input_device_error)
        self.joystickReader.device_error.add_callback(
            self._input_device_error_signal.emit)
        self._input_discovery_signal.connect(self.device_discovery)
        self.joystickReader.device_discovery.add_callback(
            self._input_discovery_signal.emit)

        # Connect UI signals
        self.menuItemConnect.triggered.connect(self._connect)
        self.logConfigAction.triggered.connect(self._show_connect_dialog)
        self.connectButton.clicked.connect(self._connect)
        self.quickConnectButton.clicked.connect(self._quick_connect)
        self.menuItemQuickConnect.triggered.connect(self._quick_connect)
        self.menuItemConfInputDevice.triggered.connect(
            self._show_input_device_config_dialog)
        self.menuItemExit.triggered.connect(self.closeAppRequest)
        self.batteryUpdatedSignal.connect(self._update_vbatt)
        self._menuitem_rescandevices.triggered.connect(self._rescan_devices)
        self._menuItem_openconfigfolder.triggered.connect(
            self._open_config_folder)

        self._auto_reconnect_enabled = Config().get("auto_reconnect")
        self.autoReconnectCheckBox.toggled.connect(
            self._auto_reconnect_changed)
        self.autoReconnectCheckBox.setChecked(Config().get("auto_reconnect"))

        self.joystickReader.input_updated.add_callback(
            self.cf.commander.send_setpoint)

        # Connection callbacks and signal wrappers for UI protection
        self.cf.connected.add_callback(self.connectionDoneSignal.emit)
        self.connectionDoneSignal.connect(self._connected)
        self.cf.disconnected.add_callback(self.disconnectedSignal.emit)
        self.disconnectedSignal.connect(lambda linkURI: self._update_ui_state(
            UIState.DISCONNECTED, linkURI))
        self.cf.connection_lost.add_callback(self.connectionLostSignal.emit)
        self.connectionLostSignal.connect(self._connection_lost)
        self.cf.connection_requested.add_callback(
            self.connectionInitiatedSignal.emit)
        self.connectionInitiatedSignal.connect(
            lambda linkURI: self._update_ui_state(UIState.CONNECTING, linkURI))
        self._log_error_signal.connect(self._logging_error)

        # Connect link quality feedback
        self.cf.link_quality_updated.add_callback(self.linkQualitySignal.emit)
        self.linkQualitySignal.connect(
            lambda percentage: self.linkQualityBar.setValue(percentage))

        # Set UI state in disconnected buy default
        self._update_ui_state(UIState.DISCONNECTED)

        # Parse the log configuration files
        self.logConfigReader = LogConfigReader(self.cf)

        self._current_input_config = None
        self._active_config = None
        self._active_config = None

        self.inputConfig = None

        # Add things to helper so tabs can access it
        cfclient.ui.pluginhelper.cf = self.cf
        cfclient.ui.pluginhelper.inputDeviceReader = self.joystickReader
        cfclient.ui.pluginhelper.logConfigReader = self.logConfigReader

        self.logConfigDialogue = LogConfigDialogue(cfclient.ui.pluginhelper)
        self._bootloader_dialog = BootloaderDialog(cfclient.ui.pluginhelper)
        self._cf2config_dialog = Cf2ConfigDialog(cfclient.ui.pluginhelper)
        self._cf1config_dialog = Cf1ConfigDialog(cfclient.ui.pluginhelper)
        self.menuItemBootloader.triggered.connect(self._bootloader_dialog.show)
        self._about_dialog = AboutDialog(cfclient.ui.pluginhelper)
        self.menuItemAbout.triggered.connect(self._about_dialog.show)
        self._menu_cf2_config.triggered.connect(self._cf2config_dialog.show)
        self._menu_cf1_config.triggered.connect(self._cf1config_dialog.show)

        # Loading toolboxes (A bit of magic for a lot of automatic)
        self.toolboxes = []
        self.toolboxesMenuItem.setMenu(QtGui.QMenu())
        for t_class in cfclient.ui.toolboxes.toolboxes:
            toolbox = t_class(cfclient.ui.pluginhelper)
            dockToolbox = MyDockWidget(toolbox.getName())
            dockToolbox.setWidget(toolbox)
            self.toolboxes += [
                dockToolbox,
            ]

            # Add menu item for the toolbox
            item = QtGui.QAction(toolbox.getName(), self)
            item.setCheckable(True)
            item.triggered.connect(self.toggleToolbox)
            self.toolboxesMenuItem.menu().addAction(item)

            dockToolbox.closed.connect(lambda: self.toggleToolbox(False))

            # Setup some introspection
            item.dockToolbox = dockToolbox
            item.menuItem = item
            dockToolbox.dockToolbox = dockToolbox
            dockToolbox.menuItem = item

        # Load and connect tabs
        self.tabsMenuItem.setMenu(QtGui.QMenu())
        tabItems = {}
        self.loadedTabs = []
        for tabClass in cfclient.ui.tabs.available:
            tab = tabClass(self.tabs, cfclient.ui.pluginhelper)
            item = QtGui.QAction(tab.getMenuName(), self)
            item.setCheckable(True)
            item.toggled.connect(tab.toggleVisibility)
            self.tabsMenuItem.menu().addAction(item)
            tabItems[tab.getTabName()] = item
            self.loadedTabs.append(tab)
            if not tab.enabled:
                item.setEnabled(False)

        # First instantiate all tabs and then open them in the correct order
        try:
            for tName in Config().get("open_tabs").split(","):
                t = tabItems[tName]
                if (t != None and t.isEnabled()):
                    # Toggle though menu so it's also marked as open there
                    t.toggle()
        except Exception as e:
            logger.warning("Exception while opening tabs [{}]".format(e))

        # References to all the device sub-menus in the "Input device" menu
        self._all_role_menus = ()
        # Used to filter what new devices to add default mapping to
        self._available_devices = ()
        # Keep track of mux nodes so we can enable according to how many
        # devices we have
        self._all_mux_nodes = ()

        # Check which Input muxes are available
        self._mux_group = QActionGroup(self._menu_inputdevice, exclusive=True)
        for m in self.joystickReader.available_mux():
            node = QAction(m.name,
                           self._menu_inputdevice,
                           checkable=True,
                           enabled=False)
            node.toggled.connect(self._mux_selected)
            self._mux_group.addAction(node)
            self._menu_inputdevice.addAction(node)
            self._all_mux_nodes += (node, )
            mux_subnodes = ()
            for name in m.supported_roles():
                sub_node = QMenu("    {}".format(name),
                                 self._menu_inputdevice,
                                 enabled=False)
                self._menu_inputdevice.addMenu(sub_node)
                mux_subnodes += (sub_node, )
                self._all_role_menus += ({
                    "muxmenu": node,
                    "rolemenu": sub_node
                }, )
            node.setData((m, mux_subnodes))

        self._mapping_support = True

    def _update_ui_state(self, newState, linkURI=""):
        self.uiState = newState
        if newState == UIState.DISCONNECTED:
            self.setWindowTitle("Not connected")
            self.menuItemConnect.setText("Connect to Crazyflie")
            self.connectButton.setText("Connect")
            self.menuItemQuickConnect.setEnabled(True)
            self.batteryBar.setValue(3000)
            self._menu_cf2_config.setEnabled(False)
            self._menu_cf1_config.setEnabled(True)
            self.linkQualityBar.setValue(0)
            self.menuItemBootloader.setEnabled(True)
            self.logConfigAction.setEnabled(False)
            if len(Config().get("link_uri")) > 0:
                self.quickConnectButton.setEnabled(True)
        if newState == UIState.CONNECTED:
            s = "Connected on %s" % linkURI
            self.setWindowTitle(s)
            self.menuItemConnect.setText("Disconnect")
            self.connectButton.setText("Disconnect")
            self.logConfigAction.setEnabled(True)
            # Find out if there's an I2C EEPROM, otherwise don't show the
            # dialog.
            if len(self.cf.mem.get_mems(MemoryElement.TYPE_I2C)) > 0:
                self._menu_cf2_config.setEnabled(True)
            self._menu_cf1_config.setEnabled(False)
        if newState == UIState.CONNECTING:
            s = "Connecting to {} ...".format(linkURI)
            self.setWindowTitle(s)
            self.menuItemConnect.setText("Cancel")
            self.connectButton.setText("Cancel")
            self.quickConnectButton.setEnabled(False)
            self.menuItemBootloader.setEnabled(False)
            self.menuItemQuickConnect.setEnabled(False)

    @pyqtSlot(bool)
    def toggleToolbox(self, display):
        menuItem = self.sender().menuItem
        dockToolbox = self.sender().dockToolbox

        if display and not dockToolbox.isVisible():
            dockToolbox.widget().enable()
            self.addDockWidget(dockToolbox.widget().preferedDockArea(),
                               dockToolbox)
            dockToolbox.show()
        elif not display:
            dockToolbox.widget().disable()
            self.removeDockWidget(dockToolbox)
            dockToolbox.hide()
            menuItem.setChecked(False)

    def _rescan_devices(self):
        self._statusbar_label.setText("No inputdevice connected!")
        self._menu_devices.clear()
        self._active_device = ""
        self.joystickReader.stop_input()

        #for c in self._menu_mappings.actions():
        #    c.setEnabled(False)
        #devs = self.joystickReader.available_devices()
        #if (len(devs) > 0):
        #    self.device_discovery(devs)

    def _show_input_device_config_dialog(self):
        self.inputConfig = InputConfigDialogue(self.joystickReader)
        self.inputConfig.show()

    def _auto_reconnect_changed(self, checked):
        self._auto_reconnect_enabled = checked
        Config().set("auto_reconnect", checked)
        logger.info("Auto reconnect enabled: {}".format(checked))

    def _show_connect_dialog(self):
        self.logConfigDialogue.show()

    def _update_vbatt(self, timestamp, data, logconf):
        self.batteryBar.setValue(int(data["pm.vbat"] * 1000))

    def _connected(self, linkURI):
        self._update_ui_state(UIState.CONNECTED, linkURI)

        Config().set("link_uri", str(linkURI))

        lg = LogConfig("Battery", 1000)
        lg.add_variable("pm.vbat", "float")
        try:
            self.cf.log.add_config(lg)
            lg.data_received_cb.add_callback(self.batteryUpdatedSignal.emit)
            lg.error_cb.add_callback(self._log_error_signal.emit)
            lg.start()
        except KeyError as e:
            logger.warning(str(e))

        mem = self.cf.mem.get_mems(MemoryElement.TYPE_DRIVER_LED)[0]
        mem.write_data(self._led_write_done)

        #self._led_write_test = 0

        #mem.leds[self._led_write_test] = [10, 20, 30]
        #mem.write_data(self._led_write_done)

    def _led_write_done(self, mem, addr):
        logger.info("LED write done callback")
        #self._led_write_test += 1
        #mem.leds[self._led_write_test] = [10, 20, 30]
        #mem.write_data(self._led_write_done)

    def _logging_error(self, log_conf, msg):
        QMessageBox.about(
            self, "Log error", "Error when starting log config"
            " [{}]: {}".format(log_conf.name, msg))

    def _connection_lost(self, linkURI, msg):
        if not self._auto_reconnect_enabled:
            if self.isActiveWindow():
                warningCaption = "Communication failure"
                error = "Connection lost to {}: {}".format(linkURI, msg)
                QMessageBox.critical(self, warningCaption, error)
                self._update_ui_state(UIState.DISCONNECTED, linkURI)
        else:
            self._quick_connect()

    def _connection_failed(self, linkURI, error):
        if not self._auto_reconnect_enabled:
            msg = "Failed to connect on {}: {}".format(linkURI, error)
            warningCaption = "Communication failure"
            QMessageBox.critical(self, warningCaption, msg)
            self._update_ui_state(UIState.DISCONNECTED, linkURI)
        else:
            self._quick_connect()

    def closeEvent(self, event):
        self.hide()
        self.cf.close_link()
        Config().save_file()

    def _connect(self):
        if self.uiState == UIState.CONNECTED:
            self.cf.close_link()
        elif self.uiState == UIState.CONNECTING:
            self.cf.close_link()
            self._update_ui_state(UIState.DISCONNECTED)
        else:
            self.connectDialogue.show()

    def _display_input_device_error(self, error):
        self.cf.close_link()
        QMessageBox.critical(self, "Input device error", error)

    def _mux_selected(self, checked):
        """Called when a new mux is selected. The menu item contains a
        reference to the raw mux object as well as to the associated device
        sub-nodes"""
        if not checked:
            (mux, sub_nodes) = self.sender().data().toPyObject()
            for s in sub_nodes:
                s.setEnabled(False)
        else:
            (mux, sub_nodes) = self.sender().data().toPyObject()
            for s in sub_nodes:
                s.setEnabled(True)
            self.joystickReader.set_mux(mux=mux)

            # Go though the tree and select devices/mapping that was
            # selected before it was disabled.
            for role_node in sub_nodes:
                for dev_node in role_node.children():
                    if type(dev_node) is QAction and dev_node.isChecked():
                        dev_node.toggled.emit(True)

            self._update_input_device_footer()

    def _get_dev_status(self, device):
        msg = "{}".format(device.name)
        if device.supports_mapping:
            map_name = "N/A"
            if device.input_map:
                map_name = device.input_map_name
            msg += " ({})".format(map_name)
        return msg

    def _update_input_device_footer(self):
        """Update the footer in the bottom of the UI with status for the
        input device and its mapping"""

        msg = ""

        if len(self.joystickReader.available_devices()) > 0:
            mux = self.joystickReader._selected_mux
            msg = "Using {} mux with ".format(mux.name)
            for key in mux._devs.keys()[:-1]:
                if mux._devs[key]:
                    msg += "{}, ".format(self._get_dev_status(mux._devs[key]))
                else:
                    msg += "N/A, "
            # Last item
            key = mux._devs.keys()[-1]
            if mux._devs[key]:
                msg += "{}".format(self._get_dev_status(mux._devs[key]))
            else:
                msg += "N/A"
        else:
            msg = "No input device found"
        self._statusbar_label.setText(msg)

    def _inputdevice_selected(self, checked):
        """Called when a new input device has been selected from the menu. The
        data in the menu object is the associated map menu (directly under the
        item in the menu) and the raw device"""
        (map_menu, device, mux_menu) = self.sender().data().toPyObject()
        if not checked:
            if map_menu:
                map_menu.setEnabled(False)
            # Do not close the device, since we don't know exactly
            # how many devices the mux can have open. When selecting a
            # new mux the old one will take care of this.
        else:
            if map_menu:
                map_menu.setEnabled(True)

            (mux, sub_nodes) = mux_menu.data().toPyObject()
            for role_node in sub_nodes:
                for dev_node in role_node.children():
                    if type(dev_node) is QAction and dev_node.isChecked():
                        if device.id == dev_node.data().toPyObject()[1].id \
                                and dev_node is not self.sender():
                            dev_node.setChecked(False)

            role_in_mux = str(self.sender().parent().title()).strip()
            logger.info("Role of {} is {}".format(device.name, role_in_mux))

            Config().set("input_device", str(device.name))

            self._mapping_support = self.joystickReader.start_input(
                device.name, role_in_mux)
        self._update_input_device_footer()

    def _inputconfig_selected(self, checked):
        """Called when a new configuration has been selected from the menu. The
        data in the menu object is a referance to the device QAction in parent
        menu. This contains a referance to the raw device."""
        if not checked:
            return

        selected_mapping = str(self.sender().text())
        device = self.sender().data().toPyObject().data().toPyObject()[1]
        self.joystickReader.set_input_map(device.name, selected_mapping)
        self._update_input_device_footer()

    def device_discovery(self, devs):
        """Called when new devices have been added"""
        for menu in self._all_role_menus:
            role_menu = menu["rolemenu"]
            mux_menu = menu["muxmenu"]
            dev_group = QActionGroup(role_menu, exclusive=True)
            for d in devs:
                dev_node = QAction(d.name,
                                   role_menu,
                                   checkable=True,
                                   enabled=True)
                role_menu.addAction(dev_node)
                dev_group.addAction(dev_node)
                dev_node.toggled.connect(self._inputdevice_selected)

                map_node = None
                if d.supports_mapping:
                    map_node = QMenu("    Input map", role_menu, enabled=False)
                    map_group = QActionGroup(role_menu, exclusive=True)
                    # Connect device node to map node for easy
                    # enabling/disabling when selection changes and device
                    # to easily enable it
                    dev_node.setData((map_node, d))
                    for c in ConfigManager().get_list_of_configs():
                        node = QAction(c,
                                       map_node,
                                       checkable=True,
                                       enabled=True)
                        node.toggled.connect(self._inputconfig_selected)
                        map_node.addAction(node)
                        # Connect all the map nodes back to the device
                        # action node where we can access the raw device
                        node.setData(dev_node)
                        map_group.addAction(node)
                        # If this device hasn't been found before, then
                        # select the default mapping for it.
                        if d not in self._available_devices:
                            last_map = Config().get("device_config_mapping")
                            if last_map.has_key(
                                    d.name) and last_map[d.name] == c:
                                node.setChecked(True)
                    role_menu.addMenu(map_node)
                dev_node.setData((map_node, d, mux_menu))

        # Update the list of what devices we found
        # to avoid selecting default mapping for all devices when
        # a new one is inserted
        self._available_devices = ()
        for d in devs:
            self._available_devices += (d, )

        # Only enable MUX nodes if we have enough devies to cover
        # the roles
        for mux_node in self._all_mux_nodes:
            (mux, sub_nodes) = mux_node.data().toPyObject()
            if len(mux.supported_roles()) <= len(self._available_devices):
                mux_node.setEnabled(True)

        # TODO: Currently only supports selecting default mux
        if self._all_mux_nodes[0].isEnabled():
            self._all_mux_nodes[0].setChecked(True)

        # If the previous length of the available devies was 0, then select
        # the default on. If that's not available then select the first
        # on in the list.
        # TODO: This will only work for the "Normal" mux so this will be
        #       selected by default
        if Config().get("input_device") in [d.name for d in devs]:
            for dev_menu in self._all_role_menus[0]["rolemenu"].actions():
                if dev_menu.text() == Config().get("input_device"):
                    dev_menu.setChecked(True)
        else:
            # Select the first device in the first mux (will always be "Normal"
            # mux)
            self._all_role_menus[0]["rolemenu"].actions()[0].setChecked(True)
            logger.info("Select first device")

        self._update_input_device_footer()

    def _quick_connect(self):
        try:
            self.cf.open_link(Config().get("link_uri"))
        except KeyError:
            self.cf.open_link("")

    def _open_config_folder(self):
        QDesktopServices.openUrl(
            QUrl("file:///" + QDir.toNativeSeparators(sys.path[1])))

    def closeAppRequest(self):
        self.close()
        sys.exit(0)
Exemplo n.º 40
0
class MainWindow(ui_mainwindow.Ui_MainWindow, QMainWindow):
    """
    Main application window
    """

    def __init__(self, roamapp):
        super(MainWindow, self).__init__()
        self.setupUi(self)
        import roam
        self.projectwidget.project_base = roamapp.projectsroot

        QgsApplication.instance().setStyleSheet(roam.roam_style.appstyle())
        self.menutoolbar.setStyleSheet(roam.roam_style.menubarstyle())

        icon = roam.roam_style.iconsize()
        self.menutoolbar.setIconSize(QSize(icon, icon))

        self.projectupdater = ProjectUpdater(projects_base=roamapp.projectsroot)
        self.projectupdater.foundProjects.connect(self.projectwidget.show_new_updateable)
        self.projectupdater.projectUpdateStatus.connect(self.projectwidget.update_project_status)
        self.projectupdater.projectInstalled.connect(self.projectwidget.project_installed)
        self.projectwidget.search_for_updates.connect(self.search_for_projects)
        self.projectwidget.projectUpdate.connect(self.projectupdater.update_project)
        self.projectwidget.projectInstall.connect(self.projectupdater.install_project)
        self.project = None
        self.tracking = GPSLogging(GPS)

        self.canvas_page.set_gps(GPS, self.tracking)

        self.canvas = self.canvas_page.canvas

        roam.defaults.canvas = self.canvas
        self.bar = roam.messagebaritems.MessageBar(self.centralwidget)

        self.actionMap.setVisible(False)
        self.actionLegend.setVisible(False)

        self.menuGroup = QActionGroup(self)
        self.menuGroup.setExclusive(True)
        self.menuGroup.addAction(self.actionMap)
        self.menuGroup.addAction(self.actionDataEntry)
        self.menuGroup.addAction(self.actionLegend)
        self.menuGroup.addAction(self.actionProject)
        self.menuGroup.addAction(self.actionSync)
        self.menuGroup.addAction(self.actionSettings)
        self.menuGroup.addAction(self.actionGPS)
        self.menuGroup.triggered.connect(self.updatePage)

        self.projectbuttons = []
        self.pluginactions = []

        self.actionQuit.triggered.connect(self.exit)
        self.actionLegend.triggered.connect(self.updatelegend)

        self.projectwidget.requestOpenProject.connect(self.loadProject)
        QgsProject.instance().readProject.connect(self._readProject)

        self.gpswidget.setgps(GPS)
        self.gpswidget.settracking(self.tracking)

        self.settings = {}
        self.actionSettings.toggled.connect(self.settingswidget.populateControls)
        self.actionSettings.toggled.connect(self.settingswidget.readSettings)
        self.settingswidget.settingsupdated.connect(self.settingsupdated)

        self.dataentrywidget = DataEntryWidget(self.canvas, self.bar)
        self.dataentrywidget.lastwidgetremoved.connect(self.dataentryfinished)
        self.widgetpage.layout().addWidget(self.dataentrywidget)

        self.dataentrywidget.rejected.connect(self.formrejected)
        RoamEvents.featuresaved.connect(self.featureSaved)
        RoamEvents.helprequest.connect(self.showhelp)
        RoamEvents.deletefeature.connect(self.delete_feature)

        def createSpacer(width=0, height=0):
            widget = QWidget()
            widget.setMinimumWidth(width)
            widget.setMinimumHeight(height)
            return widget

        gpsspacewidget = createSpacer(30)
        sidespacewidget = createSpacer(30)
        sidespacewidget2 = createSpacer(height=20)

        sidespacewidget.setSizePolicy(QSizePolicy.Expanding, QSizePolicy.Expanding)
        sidespacewidget2.setSizePolicy(QSizePolicy.Fixed, QSizePolicy.Fixed)

        self.projectlabel = QLabel("Project: {project}")
        self.userlabel = QLabel("User: {user}".format(user=getpass.getuser()))
        self.positionlabel = QLabel('')
        self.gpslabel = QLabel("GPS: Not active")
        self.statusbar.addWidget(self.projectlabel)
        self.statusbar.addWidget(self.userlabel)
        spacer = createSpacer()
        spacer2 = createSpacer()
        spacer.setSizePolicy(QSizePolicy.Expanding, QSizePolicy.Fixed)
        spacer2.setSizePolicy(QSizePolicy.Expanding, QSizePolicy.Fixed)
        self.statusbar.addWidget(spacer)
        self.statusbar.addWidget(self.positionlabel)
        self.statusbar.addWidget(spacer2)
        self.statusbar.addWidget(self.gpslabel)

        self.scalewidget = QgsScaleComboBox()

        self.scalebutton = QToolButton()
        self.scalebutton.setAutoRaise(True)
        self.scalebutton.setMaximumHeight(self.statusbar.height())
        self.scalebutton.pressed.connect(self.selectscale)
        self.scalebutton.setText("Scale")
        self.statusbar.addPermanentWidget(self.scalebutton)

        self.scalelist = BigList(parent=self.canvas, centeronparent=True, showsave=False)
        self.scalelist.hide()
        self.scalelist.setlabel("Map Scale")
        self.scalelist.setmodel(self.scalewidget.model())
        self.scalelist.closewidget.connect(self.scalelist.close)
        self.scalelist.itemselected.connect(self.update_scale_from_item)
        self.scalelist.itemselected.connect(self.scalelist.close)

        self.menutoolbar.insertWidget(self.actionQuit, sidespacewidget2)
        self.spaceraction = self.menutoolbar.insertWidget(self.actionProject, sidespacewidget)

        self.panels = []

        self.centralwidget.layout().addWidget(self.statusbar)

        self.actionGPSFeature.setProperty('dataentry', True)

        self.infodock = InfoDock(self.canvas)
        self.infodock.featureupdated.connect(self.highlightfeature)
        self.infodock.hide()
        self.hidedataentry()
        self.canvas.extentsChanged.connect(self.updatestatuslabel)
        self.canvas.scaleChanged.connect(self.updatestatuslabel)

        RoamEvents.openimage.connect(self.openimage)
        RoamEvents.openurl.connect(self.viewurl)
        RoamEvents.openfeatureform.connect(self.openForm)
        RoamEvents.openkeyboard.connect(self.openkeyboard)
        RoamEvents.editgeometry_complete.connect(self.on_geometryedit)
        RoamEvents.onShowMessage.connect(self.showUIMessage)
        RoamEvents.selectionchanged.connect(self.showInfoResults)
        RoamEvents.show_widget.connect(self.dataentrywidget.add_widget)
        RoamEvents.closeProject.connect(self.close_project)

        GPS.gpsposition.connect(self.update_gps_label)
        GPS.gpsdisconnected.connect(self.gps_disconnected)

        self.legendpage.showmap.connect(self.showmap)

        self.currentselection = {}

    def update_scale_from_item(self, index):
        scale, _ = self.scalewidget.toDouble(index.data(Qt.DisplayRole))
        self.canvas.zoomScale(1.0 / scale)

    def selectscale(self):
        self.scalelist.show()

    def set_projectbuttons(self, visible):
        for action in self.projectbuttons:
            action.setVisible(visible)

    def loadpages(self, pages):
        def safe_connect(method, to):
            try:
                method.connect(to)
            except AttributeError:
                pass

        for PageClass in pages:
            action = QAction(self.menutoolbar)
            text = PageClass.title.ljust(13)
            action.setIconText(text)
            action.setIcon(QIcon(PageClass.icon))
            action.setCheckable(True)
            if PageClass.projectpage:
                action.setVisible(False)
                self.projectbuttons.append(action)
                self.menutoolbar.insertAction(self.spaceraction, action)
            else:
                self.menutoolbar.insertAction(self.actionProject, action)

            iface = RoamInterface(RoamEvents, GPS, self)
            pagewidget = PageClass(iface, self)

            safe_connect(RoamEvents.selectionchanged, pagewidget.selection_changed)
            safe_connect(RoamEvents.projectloaded, pagewidget.project_loaded)

            pageindex = self.stackedWidget.insertWidget(-1, pagewidget)
            action.setProperty('page', pageindex)
            self.pluginactions.append(action)
            self.menuGroup.addAction(action)

    def showUIMessage(self, label, message, level=QgsMessageBar.INFO, time=0, extra=''):
        self.bar.pushMessage(label, message, level, duration=time, extrainfo=extra)

    def updatelegend(self):
        self.legendpage.updatecanvas(self.canvas)

    def update_gps_label(self, position, gpsinfo):
        # Recenter map if we go outside of the 95% of the area
        self.gpslabel.setText("GPS: PDOP {}   HDOP {}    VDOP {}".format(gpsinfo.pdop,
                                                                        gpsinfo.hdop,
                                                                        gpsinfo.vdop))

    def gps_disconnected(self):
        self.gpslabel.setText("GPS Not Active")

    def openkeyboard(self):
        if not roam.config.settings.get('keyboard', True):
            return

        roam.api.utils.open_keyboard()

    def viewurl(self, url):
        """
        Open a URL in Roam
        :param url:
        :return:
        """
        key = url.toString().lstrip('file://')
        try:
            # Hack. Eww fix me.
            data, imagetype = roam.htmlviewer.images[os.path.basename(key)]
            pix = QPixmap()
            if imagetype == 'base64':
                pix.loadFromData(data)
            else:
                pix.load(data)
            self.openimage(pix)
        except KeyError:
            pix = QPixmap()
            pix.load(key)
            if pix.isNull():
                QDesktopServices.openUrl(url)
                return
            self.openimage(pix)

    def openimage(self, pixmap):
        viewer = ImageViewer(self.stackedWidget)
        viewer.resize(self.stackedWidget.size())
        viewer.openimage(pixmap)

    def delete_feature(self, form, feature):
        """
        Delete the selected feature
        """
        # We have to make the feature form because the user might have setup logic
        # to handle the delete case

        featureform = form.create_featureform(feature)
        try:
            msg = featureform.deletemessage
        except AttributeError:
            msg = 'Do you really want to delete this feature?'

        if not DeleteFeatureDialog(msg).exec_():
            return

        try:
            featureform.delete()
        except DeleteFeatureException as ex:
            RoamEvents.raisemessage(*ex.error)

        featureform.featuredeleted(feature)

    def search_for_projects(self):
        server = roam.config.settings.get('updateserver', '')
        print server
        self.projectupdater.update_server(server, self.projects)

    def settingsupdated(self, settings):
        self.settings = settings
        self.show()
        self.canvas_page.settings_updated(settings)

    def updatestatuslabel(self, *args):
        extent = self.canvas.extent()
        self.positionlabel.setText("Map Center: {}".format(extent.center().toString()))
        scale = 1.0 / self.canvas.scale()
        scale = self.scalewidget.toString(scale)
        self.scalebutton.setText(scale)

    def on_geometryedit(self, form, feature):
        layer = form.QGISLayer
        self.reloadselection(layer, updated=[feature])

    def handle_removed_features(self, layer, layerid, deleted_feature_ids):
        self.canvas.refresh()
        self.reloadselection(layer, deleted=deleted_feature_ids)

    def reloadselection(self, layer, deleted=[], updated=[]):
        """
        Reload the selection after features have been updated or deleted.
        :param layer:
        :param deleted:
        :param updated:
        :return:
        """
        selectedfeatures = []
        for selection_layer, features in self.currentselection.iteritems():
            if layer.name() == selection_layer.name():
                selectedfeatures = features
                layer = selection_layer
                break

        if not selectedfeatures:
            return

        # Update any features that have changed.
        for updatedfeature in updated:
            oldfeatures = [f for f in selectedfeatures if f.id() == updatedfeature.id()]
            for feature in oldfeatures:
                self.currentselection[layer].remove(feature)
                self.currentselection[layer].append(updatedfeature)

        # Delete any old ones
        for deletedid in deleted:
            oldfeatures = [f for f in selectedfeatures if f.id() == deletedid]
            for feature in oldfeatures:
                self.currentselection[layer].remove(feature)

        RoamEvents.selectionchanged.emit(self.currentselection)

    def highlightfeature(self, layer, feature, features):
        self.canvas_page.highlight_active_selection(layer, feature, features)

    def showmap(self):
        self.actionMap.setVisible(True)
        self.actionLegend.setVisible(True)
        self.actionMap.trigger()

    def hidedataentry(self):
        self.actionDataEntry.setVisible(False)

    def showdataentry(self):
        self.actionDataEntry.setVisible(True)
        self.actionDataEntry.trigger()

    def raiseerror(self, *exinfo):
        info = traceback.format_exception(*exinfo)
        item = self.bar.pushError(QApplication.translate('MainWindowPy','Seems something has gone wrong. Press for more details', None, QApplication.UnicodeUTF8),
                                  info)



    def showhelp(self, parent, url):
        help = HelpPage(parent)
        help.setHelpPage(url)
        help.show()

    def dataentryfinished(self):
        self.hidedataentry()
        self.showmap()
        self.cleartempobjects()
        self.infodock.refreshcurrent()

    def featuresdeleted(self, layerid, featureids):
        layer = QgsMapLayerRegistry.instance().mapLayer(layerid)
        self.reloadselection(layer, deleted=featureids)
        self.canvas.refresh()

    def featureSaved(self, *args):
        #self.reloadselection(layer, deleted=[featureid])
        self.canvas.refresh()

    def cleartempobjects(self):
        self.canvas_page.clear_temp_objects()

    def formrejected(self, message, level):
        if message:
            RoamEvents.raisemessage("Form Message", message, level, duration=2)

    def openForm(self, form, feature, editmode, *args):
        """
        Open the form that is assigned to the layer
        """
        self.showdataentry()
        self.dataentrywidget.load_feature_form(feature, form, editmode, *args)

    def editfeaturegeometry(self, form, feature, newgeometry):
        layer = form.QGISLayer
        layer.startEditing()
        feature.setGeometry(newgeometry)
        layer.updateFeature(feature)
        saved = layer.commitChanges()
        map(roam.utils.error, layer.commitErrors())
        self.canvas.refresh()
        RoamEvents.editgeometry_complete.emit(form, feature)

    def addNewFeature(self, form, geometry):
        """
        Add a new new feature to the given layer
        """
        layer = form.QGISLayer

        if layer.geometryType() in [QGis.WKBMultiLineString, QGis.WKBMultiPoint, QGis.WKBMultiPolygon]:
            geometry.convertToMultiType()

        try:
            # TODO: This is a gross hack. We need to move this out into a edit tool with better control.
            form, feature = self.editfeaturestack.pop()
            self.editfeaturegeometry(form, feature, newgeometry=geometry)
            return
        except IndexError:
            pass

        feature = form.new_feature(set_defaults=True)
        feature.setGeometry(geometry)
        self.openForm(form, feature, editmode=False)

    def exit(self):
        """
        Exit the application.
        """
        self.close()

    def showInfoResults(self, results):
        forms = {}
        for layer in results.keys():
            layername = layer.name()
            if not layername in forms:
                forms[layername] = list(self.project.formsforlayer(layername))

        self.currentselection = results
        self.infodock.setResults(results, forms, self.project)
        self.infodock.show()


    def missingLayers(self, layers):
        """
        Called when layers have failed to load from the current project
        """
        roam.utils.warning("Missing layers")
        map(roam.utils.warning, layers)

        missinglayers = roam.messagebaritems.MissingLayerItem(layers,
                                                              parent=self.bar)
        self.bar.pushItem(missinglayers)

    def loadprojects(self, projects):
        """
        Load the given projects into the project
        list
        """
        projects = list(projects)
        self.projects = projects
        self.projectwidget.loadProjectList(projects)
        self.syncwidget.loadprojects(projects)
        self.search_for_projects()

    def updatePage(self, action):
        """
        Update the current stack page based on the current selected
        action
        """
        page = action.property("page")
        self.stackedWidget.setCurrentIndex(page)

    def show(self):
        """
        Override show method. Handles showing the app in fullscreen
        mode or just maximized
        """
        fullscreen = roam.config.settings.get("fullscreen", False)
        if fullscreen:
            self.showFullScreen()
        else:
            self.showMaximized()

    def viewprojects(self):
        self.stackedWidget.setCurrentIndex(1)

    @roam.utils.timeit
    def _readProject(self, doc):
        """
        readProject is called by QgsProject once the map layer has been
        populated with all the layers
        """
        crs = self.canvas_page.init_qgisproject(doc)
        self.projectOpened()
        GPS.crs = crs

    @roam.utils.timeit
    def projectOpened(self):
        """
            Called when a new project is opened in QGIS.
        """
        projectpath = QgsProject.instance().fileName()
        self.project = Project.from_folder(os.path.dirname(projectpath))
        self.projectlabel.setText("Project: {}".format(self.project.name))

        # Show panels
        for panel in self.project.getPanels():
            self.mainwindow.addDockWidget(Qt.BottomDockWidgetArea, panel)
            self.panels.append(panel)

        self.clear_plugins()
        self.add_plugins(self.project.enabled_plugins)

        layers = self.project.legendlayersmapping().values()
        self.legendpage.updateitems(layers)

        gps_loglayer = self.project.gpslog_layer()
        if gps_loglayer:
            self.tracking.enable_logging_on(gps_loglayer)
        else:
            roam.utils.info("No gps_log found for GPS logging")
            self.tracking.clear_logging()

        for layer in roam.api.utils.layers():
            if not layer.type() == QgsMapLayer.VectorLayer:
                continue
            layer.committedFeaturesRemoved.connect(partial(self.handle_removed_features, layer))

        self.canvas_page.project_loaded(self.project)
        self.showmap()
        self.set_projectbuttons(True)
        self.dataentrywidget.project = self.project
        projectscales, _ = QgsProject.instance().readBoolEntry("Scales", "/useProjectScales")
        if projectscales:
            projectscales, _ = QgsProject.instance().readListEntry("Scales", "/ScalesList")

            self.scalewidget.updateScales(projectscales)
        else:
            scales = ["1:50000", "1:25000", "1:10000", "1:5000",
                      "1:2500", "1:1000", "1:500", "1:250", "1:200", "1:100"]
            scales = roam.config.settings.get('scales', scales)
            self.scalewidget.updateScales(scales)
        RoamEvents.projectloaded.emit(self.project)

    def clear_plugins(self):
        self.projectbuttons = []
        self.projectbuttons.append(self.actionMap)
        self.projectbuttons.append(self.actionLegend)
        for action in self.pluginactions:
            # Remove the page widget, because we make it on each load
            widget = self.stackedWidget.widget(action.property("page"))
            self.stackedWidget.removeWidget(widget)
            widget.deleteLater()

            self.menutoolbar.removeAction(action)
        self.pluginactions = []

    def add_plugins(self, pluginnames):
        for name in pluginnames:
            # Get the plugin
            try:
                plugin_mod = plugins.loaded_plugins[name]
            except KeyError:
                continue

            if not hasattr(plugin_mod, 'pages'):
                roam.utils.warning("No pages() function found in {}".format(name))
                continue

            pages = plugin_mod.pages()
            self.loadpages(pages)

    @roam.utils.timeit
    def loadProject(self, project):
        """
        Load a project into the application .
        """
        roam.utils.log(project)
        roam.utils.log(project.name)
        roam.utils.log(project.projectfile)
        roam.utils.log(project.valid)

        (passed, message) = project.onProjectLoad()

        if not passed:
            self.bar.pushMessage("Project load rejected", "Sorry this project couldn't"
                                                          "be loaded.  Click for me details.",
                                 QgsMessageBar.WARNING, extrainfo=message)
            return

        self.actionMap.trigger()

        self.close_project()

        # No idea why we have to set this each time.  Maybe QGIS deletes it for
        # some reason.
        self.badLayerHandler = BadLayerHandler(callback=self.missingLayers)
        QgsProject.instance().setBadLayerHandler(self.badLayerHandler)

        # Project loading screen
        self.stackedWidget.setCurrentIndex(3)
        self.projectloading_label.setText("Project {} Loading".format(project.name))
        pixmap = QPixmap(project.splash)
        w = self.projectimage.width()
        h = self.projectimage.height()
        self.projectimage.setPixmap(pixmap.scaled(w,h, Qt.KeepAspectRatio))
        QApplication.processEvents()

        QDir.setCurrent(os.path.dirname(project.projectfile))
        fileinfo = QFileInfo(project.projectfile)
        QgsProject.instance().read(fileinfo)

    def close_project(self, project=None):
        """
        Close the current open project
        """
        if not project is None and not project == self.project:
            return

        self.tracking.clear_logging()
        self.dataentrywidget.clear()
        self.canvas_page.cleanup()
        QgsMapLayerRegistry.instance().removeAllMapLayers()
        for panel in self.panels:
            self.removeDockWidget(panel)
            del panel
            # Remove all the old buttons

        self.panels = []
        oldproject = self.project
        self.project = None
        self.set_projectbuttons(False)
        self.hidedataentry()
        self.infodock.close()
        RoamEvents.selectioncleared.emit()
        RoamEvents.projectClosed.emit(oldproject)
        self.projectwidget.set_open_project(None)
Exemplo n.º 41
0
    def __createToolbarsAndConnect(self):

        actionGroup = QActionGroup(self)
        actionGroup.addAction(self.actionImport)
        actionGroup.addAction(self.actionVyhledavani)
        actionGroup.addAction(self.actionZpracujZmeny)

        # QSignalMapper
        self.signalMapper = QSignalMapper(self)

        # connect to 'clicked' on all buttons
        self.connect(self.actionImport, SIGNAL(
            "triggered()"), self.signalMapper, SLOT("map()"))
        self.connect(self.actionVyhledavani, SIGNAL(
            "triggered()"), self.signalMapper, SLOT("map()"))
        self.connect(self.actionZpracujZmeny, SIGNAL(
            "triggered()"), self.signalMapper, SLOT("map()"))

        # setMapping on each button to the QStackedWidget index we'd like to
        # switch to
        self.signalMapper.setMapping(self.actionImport, 0)
        self.signalMapper.setMapping(self.actionVyhledavani, 2)
        self.signalMapper.setMapping(self.actionZpracujZmeny, 1)

        # connect mapper to stackedWidget
        self.connect(self.signalMapper, SIGNAL("mapped(int)"),
                     self.stackedWidget, SLOT("setCurrentIndex(int)"))
        self.actionImport.trigger()

        self.connect(self.vfkBrowser, SIGNAL(
            "switchToPanelImport"), self.switchToImport)
        self.connect(self.vfkBrowser, SIGNAL(
            "switchToPanelSearch"), self.switchToSearch)
        self.connect(self.vfkBrowser, SIGNAL(
            "switchToPanelChanges"), self.switchToChanges)

        # Browser toolbar
        # ---------------
        self.__mBrowserToolbar = QToolBar(self)
        self.connect(self.actionBack, SIGNAL(
            "triggered()"), self.vfkBrowser.goBack)
        self.connect(self.actionForward, SIGNAL(
            "triggered()"), self.vfkBrowser.goForth)

        self.connect(self.actionSelectBudInMap,
                     SIGNAL("triggered()"), self.selectBudInMap)
        self.connect(self.actionSelectParInMap,
                     SIGNAL("triggered()"), self.selectParInMap)
        self.connect(self.actionCuzkPage,
                     SIGNAL("triggered()"), self.showOnCuzk)

        self.connect(self.actionExportLatex,
                     SIGNAL("triggered()"), self.latexExport)
        self.connect(self.actionExportHtml,
                     SIGNAL("triggered()"), self.htmlExport)

        self.connect(self.actionShowInfoaboutSelection, SIGNAL(
            "toggled(bool)"), self.setSelectionChangedConnected)
        self.connect(self.actionShowHelpPage, SIGNAL(
            "triggered()"), self.vfkBrowser.showHelpPage)

        self.loadVfkButton.clicked.connect(self.loadVfkButton_clicked)

        self.__browseButtons['browseButton_1'] = self.browseButton
        self.__browseButtons['browseButton_1'].clicked.connect(
            lambda: self.browseButton_clicked(int('{}'.format(len(self.__vfkLineEdits)))))

        self.__vfkLineEdits['vfkLineEdit_1'] = self.vfkFileLineEdit

        bt = QToolButton(self.__mBrowserToolbar)
        bt.setPopupMode(QToolButton.InstantPopup)
        bt.setText("Export ")

        menu = QMenu(bt)
        menu.addAction(self.actionExportLatex)
        menu.addAction(self.actionExportHtml)
        bt.setMenu(menu)

        # add actions to toolbar icons
        self.__mBrowserToolbar.addAction(self.actionImport)
        self.__mBrowserToolbar.addAction(self.actionVyhledavani)
        self.__mBrowserToolbar.addAction(self.actionZpracujZmeny)
        self.__mBrowserToolbar.addSeparator()
        self.__mBrowserToolbar.addAction(self.actionBack)
        self.__mBrowserToolbar.addAction(self.actionForward)
        self.__mBrowserToolbar.addAction(self.actionSelectParInMap)
        self.__mBrowserToolbar.addAction(self.actionSelectBudInMap)
        self.__mBrowserToolbar.addAction(self.actionCuzkPage)
        self.__mBrowserToolbar.addSeparator()
        self.__mBrowserToolbar.addAction(self.actionShowInfoaboutSelection)
        self.__mBrowserToolbar.addSeparator()
        self.__mBrowserToolbar.addWidget(bt)
        self.__mBrowserToolbar.addSeparator()
        self.__mBrowserToolbar.addAction(self.actionShowHelpPage)

        self.rightWidgetLayout.insertWidget(0, self.__mBrowserToolbar)

        # connect signals from vfkbrowser when changing history
        self.connect(self.vfkBrowser, SIGNAL(
            "currentParIdsChanged"), self.actionSelectParInMap.setEnabled)
        self.connect(self.vfkBrowser, SIGNAL("currentBudIdsChanged"),
                     self.actionSelectBudInMap.setEnabled)
        self.connect(self.vfkBrowser, SIGNAL(
            "historyBefore"), self.actionBack.setEnabled)
        self.connect(self.vfkBrowser, SIGNAL(
            "historyAfter"), self.actionForward.setEnabled)
        self.connect(self.vfkBrowser, SIGNAL(
            "definitionPointAvailable"), self.actionCuzkPage.setEnabled)

        # add toolTips
        self.pb_nextFile.setToolTip(u'Přidej další soubor VFK')
        self.parCheckBox.setToolTip(u'Načti vrstvu parcel')
        self.budCheckBox.setToolTip(u'Načti vrstvu budov')

        # add new VFK file
        self.pb_nextFile.clicked.connect(self.__addRowToGridLayout)

        # widget apply changes
        self.pb_mainDb.clicked.connect(
            lambda: self.browseDb_clicked('mainDb'))
        self.pb_amendmentDb.clicked.connect(
            lambda: self.browseDb_clicked('amendmentDb'))
        self.pb_exportDb.clicked.connect(
            lambda: self.browseDb_clicked('exportDb'))

        self.pb_applyChanges.clicked.connect(self.applyChanges)
        self.pb_applyChanges.setEnabled(False)

        self.connect(self.changes_instance, SIGNAL("maxRangeProgressBar"), self.__setRangeProgressBarChanges)
        self.connect(self.changes_instance, SIGNAL("updateStatus"), self.__updateProgressBarChanges)
        self.connect(self.changes_instance, SIGNAL("finishedStatus"), self.__changesApplied)
        self.connect(self.changes_instance, SIGNAL("preprocessingDatabase"), self.__changesPreprocessingDatabase)

        # connect radio boxes
        self.rb_file.clicked.connect(self.radioButtonValue)
        self.rb_directory.clicked.connect(self.radioButtonValue)
Exemplo n.º 42
0
class XSplitButton(QWidget):
    """
    ~~>[img:widgets/xsplitbutton.png]

    The XSplitButton class provides a simple class for creating a 
    multi-checkable tool button based on QActions and QActionGroups.

    === Example Usage ===

    |>>> from projexui.widgets.xsplitbutton import XSplitButton
    |>>> import projexui
    |
    |>>> # create the widget
    |>>> widget = projexui.testWidget(XSplitButton)
    |
    |>>> # add some actions (can be text or a QAction)
    |>>> widget.addAction('Day')
    |>>> widget.addAction('Month')
    |>>> widget.addAction('Year')
    |
    |>>> # create connections
    |>>> def printAction(act): print act.text()
    |>>> widget.actionGroup().triggered.connect(printAction)
    """
    
    __designer_icon__ = projexui.resources.find('img/ui/multicheckbox.png')
    
    clicked                 = Signal()
    currentActionChanged    = Signal(object)
    hovered                 = Signal(object)
    triggered               = Signal(object)
    
    def __init__( self, parent = None ):
        super(XSplitButton, self).__init__( parent )
        
        # define custom properties
        self._actionGroup   = QActionGroup(self)
        self._padding       = 5
        self._cornerRadius  = 10
        #self._currentAction = None
        self._checkable     = True
        
        # set default properties
        layout = QBoxLayout(QBoxLayout.LeftToRight)
        layout.setContentsMargins(0, 0, 0, 0)
        layout.setSpacing(0)
        self.setSizePolicy(QSizePolicy.Preferred, QSizePolicy.Preferred)
        self.setLayout(layout)
        self.clear()
        
        # create connections
        self._actionGroup.hovered.connect(self.emitHovered)
        self._actionGroup.triggered.connect(self.emitTriggered)
    
    def actions(self):
        """
        Returns a list of the actions linked with this widget.
        
        :return     [<QAction>, ..]
        """
        return self._actionGroup.actions()
    
    def actionTexts(self):
        """
        Returns a list of the action texts for this widget.
        
        :return     [<str>, ..]
        """
        return map(lambda x: x.text(), self._actionGroup.actions())
    
    def actionGroup( self ):
        """
        Returns the action group linked with this widget.
        
        :return     <QActionGroup>
        """
        return self._actionGroup
    
    def addAction(self, action, checked=None, autoBuild=True):
        """
        Adds the inputed action to this widget's action group.  This will auto-\
        create a new group if no group is already defined.
        
        :param      action | <QAction> || <str>
        
        :return     <QAction>
        """
        # clear the holder
        actions = self._actionGroup.actions()
        if actions and actions[0].objectName() == 'place_holder':
            self._actionGroup.removeAction(actions[0])
            actions[0].deleteLater()
        
        # create an action from the name
        if not isinstance(action, QAction):
            action_name = str(action)
            action = QAction(action_name, self)
            action.setObjectName(action_name)
            action.setCheckable(self.isCheckable())
            
            # auto-check the first option
            if checked or (not self._actionGroup.actions() and checked is None):
                action.setChecked(True)
        
        self._actionGroup.addAction(action)
        
        if autoBuild:
            self.rebuild()
        
        return action
    
    def clear(self, autoBuild=True):
        """
        Clears the actions for this widget.
        """
        for action in self._actionGroup.actions():
            self._actionGroup.removeAction(action)
        
        action = QAction('', self)
        action.setObjectName('place_holder')
#        self._currentAction = None
        self._actionGroup.addAction(action)
        if autoBuild:
            self.rebuild()
    
    def cornerRadius( self ):
        """
        Returns the corner radius for this widget.
        
        :return     <int>
        """
        return self._cornerRadius
    
    def count(self):
        """
        Returns the number of actions associated with this button.
        
        :return     <int>
        """
        actions = self._actionGroup.actions()
        if len(actions) == 1 and actions[0].objectName() == 'place_holder':
            return 0
        
        return len(actions)
    
    def currentAction( self ):
        """
        Returns the action that is currently checked in the system.
        
        :return     <QAction> || None
        """
        return self._actionGroup.checkedAction()
    
    def direction( self ):
        """
        Returns the direction for this widget.
        
        :return     <QBoxLayout::Direction>
        """
        return self.layout().direction()
    
    def emitClicked(self):
        """
        Emits the clicked signal whenever any of the actions are clicked.
        """
        if not self.signalsBlocked():
            self.clicked.emit()
    
    def emitHovered(self, action):
        """
        Emits the hovered action for this widget.
        
        :param      action | <QAction>
        """
        if not self.signalsBlocked():
            self.hovered.emit(action)
    
    def emitTriggered(self, action):
        """
        Emits the triggered action for this widget.
        
        :param      action | <QAction>
        """
#        if action != self._currentAction:
#            self._currentAction = action
#            self.currentActionChanged.emit(action)
        
#        self._currentAction = action
        if not self.signalsBlocked():
            self.triggered.emit(action)
    
    def findAction( self, text ):
        """
        Looks up the action based on the inputed text.
        
        :return     <QAction> || None
        """
        for action in self.actionGroup().actions():
            if ( text in (action.objectName(), action.text()) ):
                return action
        return None
    
    def isCheckable(self):
        """
        Returns whether or not the actions within this button should be
        checkable.
        
        :return     <bool>
        """
        return self._checkable
    
    def padding( self ):
        """
        Returns the button padding amount for this widget.
        
        :return     <int>
        """
        return self._padding
    
    def rebuild( self ):
        """
        Rebuilds the user interface buttons for this widget.
        """
        self.setUpdatesEnabled(False)
        
        # sync up the toolbuttons with our actions
        actions = self._actionGroup.actions()
        btns    = self.findChildren(QToolButton)
        horiz   = self.direction() in (QBoxLayout.LeftToRight, 
                                       QBoxLayout.RightToLeft)
        
        # remove unnecessary buttons
        if len(actions) < len(btns):
            rem_btns = btns[len(actions)-1:]
            btns = btns[:len(actions)]
            
            for btn in rem_btns:
                btn.close()
                btn.setParent(None)
                btn.deleteLater()
        
        # create new buttons
        elif len(btns) < len(actions):
            for i in range(len(btns), len(actions)):
                btn = QToolButton(self)
                btn.setAutoFillBackground(True)
                btns.append(btn)
                self.layout().addWidget(btn)
                
                btn.clicked.connect(self.emitClicked)
        
        # determine coloring options
        palette      = self.palette()
        checked      = palette.color(palette.Highlight)
        checked_fg   = palette.color(palette.HighlightedText)
        unchecked    = palette.color(palette.Button)
        unchecked_fg = palette.color(palette.ButtonText)
        border       = palette.color(palette.Mid)
        
        # define the stylesheet options
        options = {}
        options['top_left_radius']      = 0
        options['top_right_radius']     = 0
        options['bot_left_radius']      = 0
        options['bot_right_radius']     = 0
        options['border_color']         = border.name()
        options['checked_fg']           = checked_fg.name()
        options['checked_bg']           = checked.name()
        options['checked_bg_alt']       = checked.darker(120).name()
        options['unchecked_fg']         = unchecked_fg.name()
        options['unchecked_bg']         = unchecked.name()
        options['unchecked_bg_alt']     = unchecked.darker(120).name()
        options['padding_top']          = 1
        options['padding_bottom']       = 1
        options['padding_left']         = 1
        options['padding_right']        = 1
        
        if horiz:
            options['x1'] = 0
            options['y1'] = 0
            options['x2'] = 0
            options['y2'] = 1
        else:
            options['x1'] = 0
            options['y1'] = 0
            options['x2'] = 1
            options['y2'] = 1
        
        # sync up the actions and buttons
        count = len(actions)
        palette = self.palette()
        font = self.font()
        for i, action in enumerate(actions):
            btn = btns[i]
            
            # assign the action for this button
            if btn.defaultAction() != action:
                # clear out any existing actions
                for act in btn.actions():
                    btn.removeAction(act)
                
                # assign the given action
                btn.setDefaultAction(action)
            
            options['top_left_radius']  = 1
            options['bot_left_radius']  = 1
            options['top_right_radius'] = 1
            options['bot_right_radius'] = 1
            
            if horiz:
                options['padding_left']     = self._padding
                options['padding_right']    = self._padding
            else:
                options['padding_top']      = self._padding
                options['padding_bottom']   = self._padding
            
            if not i:
                if horiz:
                    options['top_left_radius'] = self.cornerRadius()
                    options['bot_left_radius'] = self.cornerRadius()
                    options['padding_left']    += self.cornerRadius() / 3.0
                else:
                    options['top_left_radius'] = self.cornerRadius()
                    options['top_right_radius'] = self.cornerRadius()
                    options['padding_top']     += self.cornerRadius() / 3.0
                    
            if i == count - 1:
                if horiz:
                    options['top_right_radius'] = self.cornerRadius()
                    options['bot_right_radius'] = self.cornerRadius()
                    options['padding_right']    += self.cornerRadius() / 3.0
                else:
                    options['bot_left_radius']  = self.cornerRadius()
                    options['bot_right_radius'] = self.cornerRadius()
                    options['padding_bottom']   += self.cornerRadius() / 3.0
            
            btn.setFont(font)
            btn.setPalette(palette)
            btn.setStyleSheet(TOOLBUTTON_STYLE % options)
            if horiz:
                btn.setSizePolicy(QSizePolicy.Expanding, QSizePolicy.Preferred)
            else:
                btn.setSizePolicy(QSizePolicy.Preferred, QSizePolicy.Expanding)
        
        self.setUpdatesEnabled(True)
    
    def setActions(self, actions):
        """
        Sets the actions for this widget to th inputed list of actions.
        
        :param      [<QAction>, ..]
        """
        self.clear(autoBuild=False)
        for action in actions:
            self.addAction(action, autoBuild=False)
        self.rebuild()
    
    def setActionTexts(self, names):
        """
        Convenience method for auto-generating actions based on text names,
        sets the list of actions for this widget to the inputed list of names.
        
        :param      names | [<str>, ..]
        """
        self.setActions(names)
    
    def setActionGroup( self, actionGroup ):
        """
        Sets the action group for this widget to the inputed action group.
        
        :param      actionGroup | <QActionGroup>
        """
        self._actionGroup = actionGroup
        self.rebuild()
    
    def setCheckable(self, state):
        """
        Sets whether or not the actions within this button should be checkable.
        
        :param      state | <bool>
        """
        self._checkable = state
        for act in self._actionGroup.actions():
            act.setCheckable(state)
    
    def setCornerRadius( self, radius ):
        """
        Sets the corner radius value for this widget to the inputed radius.
        
        :param      radius | <int>
        """
        self._cornerRadius = radius
    
    def setCurrentAction(self, action):
        """
        Sets the current action for this button to the inputed action.
        
        :param      action | <QAction> || <str>
        """
        self._actionGroup.blockSignals(True)
        for act in self._actionGroup.actions():
            act.setChecked(act == action or act.text() == action)
        self._actionGroup.blockSignals(False)
    
    def setDirection( self, direction ):
        """
        Sets the direction that this group widget will face.
        
        :param      direction | <QBoxLayout::Direction>
        """
        self.layout().setDirection(direction)
        self.rebuild()
    
    def setFont(self, font):
        """
        Sets the font for this widget and propogates down to the buttons.
        
        :param      font | <QFont>
        """
        super(XSplitButton, self).setFont(font)
        self.rebuild()
    
    def setPadding( self, padding ):
        """
        Sets the padding amount for this widget's button set.
        
        :param      padding | <int>
        """
        self._padding = padding
        self.rebuild()
    
    def setPalette(self, palette):
        """
        Rebuilds the buttons for this widget since they use specific palette
        options.
        
        :param      palette | <QPalette>
        """
        super(XSplitButton, self).setPalette(palette)
        self.rebuild()
    
    def sizeHint(self):
        """
        Returns the base size hint for this widget.
        
        :return     <QSize>
        """
        return QSize(35, 22)
    
    x_actionTexts = Property(QStringList, actionTexts, setActionTexts)
    x_checkable   = Property(bool, isCheckable, setCheckable)
Exemplo n.º 43
0
class TrackingWindow(QMainWindow):
    """
    Main window of the application.

    This class is responsible for the global data structures too.

    :IVariables:
        undo_stack : `QUndoStack`
            Undo stack. All actions that can be undone should be pushed on the stack.
        _project : `project.Project`
            Project object managing the loaded data
        _data : `tracking_data.TrackingData`
            Data object keeping track of points and cells
        toolGroup : `QActionGroup`
            Group of actions to be enabled only when actions can be taken on images
        previousSelAct : `QActionGroup`
            Actions enabled when points are selected in the previous pane
        currentSelAct : `QActionGroup`
            Actions enabled when points are selected in the current pane
        projectAct : `QActionGroup`
            Actions to enable once a project is loaded
        _previousScene : `tracking_scene.TrackingScene`
            Object managing the previous pane
        _currentScene : `tracking_scene.LinkedTrackingScene`
            Object managing the current pane
    """
    def __init__(self, *args, **kwords):
        QMainWindow.__init__(self, *args)
        self.undo_stack = QUndoStack(self)
        self.ui = Ui_TrackingWindow()
        self.ui.setupUi(self)
        self._project = None
        self._data = None
        self.toolGroup = QActionGroup(self)
        self.toolGroup.addAction(self.ui.actionAdd_point)
        self.toolGroup.addAction(self.ui.action_Move_point)
        self.toolGroup.addAction(self.ui.actionAdd_cell)
        self.toolGroup.addAction(self.ui.actionRemove_cell)
        self.toolGroup.addAction(self.ui.action_Pan)
        self.toolGroup.addAction(self.ui.actionZoom_out)
        self.toolGroup.addAction(self.ui.actionZoom_in)
        self.previousSelAct = QActionGroup(self)
        self.previousSelAct.addAction(self.ui.actionCopy_selection_from_Previous)
        self.previousSelAct.addAction(self.ui.actionDelete_Previous)
        self.previousSelAct.setEnabled(False)
        self.currentSelAct = QActionGroup(self)
        self.currentSelAct.addAction(self.ui.actionCopy_selection_from_Current)
        self.currentSelAct.addAction(self.ui.actionDelete_Current)
        self.currentSelAct.setEnabled(False)
        self.projectAct = QActionGroup(self)
        self.projectAct.addAction(self.ui.action_Next_image)
        self.projectAct.addAction(self.ui.action_Previous_image)
        self.projectAct.addAction(self.ui.actionAdd_point)
        self.projectAct.addAction(self.ui.action_Move_point)
        self.projectAct.addAction(self.ui.action_Pan)
        self.projectAct.addAction(self.ui.actionAdd_cell)
        self.projectAct.addAction(self.ui.actionRemove_cell)
        self.projectAct.addAction(self.ui.action_Change_data_file)
        self.projectAct.addAction(self.ui.actionNew_data_file)
        self.projectAct.addAction(self.ui.actionZoom_out)
        self.projectAct.addAction(self.ui.actionZoom_in)
        self.projectAct.addAction(self.ui.actionSave_as)
        self.projectAct.addAction(self.ui.action_Fit)
        self.projectAct.addAction(self.ui.actionZoom_100)
        self.projectAct.addAction(self.ui.actionMerge_points)
        self.projectAct.addAction(self.ui.actionCopy_from_previous)
        self.projectAct.addAction(self.ui.actionCopy_from_current)
        self.projectAct.addAction(self.ui.actionReset_alignment)
        self.projectAct.addAction(self.ui.actionAlign_images)
        self.projectAct.addAction(self.ui.actionSelectPreviousAll)
        self.projectAct.addAction(self.ui.actionSelectPreviousNew)
        self.projectAct.addAction(self.ui.actionSelectPreviousNone)
        self.projectAct.addAction(self.ui.actionSelectPreviousNon_associated)
        self.projectAct.addAction(self.ui.actionSelectPreviousAssociated)
        self.projectAct.addAction(self.ui.actionSelectPreviousInvert)
        self.projectAct.addAction(self.ui.actionSelectCurrentAll)
        self.projectAct.addAction(self.ui.actionSelectCurrentNew)
        self.projectAct.addAction(self.ui.actionSelectCurrentNone)
        self.projectAct.addAction(self.ui.actionSelectCurrentNon_associated)
        self.projectAct.addAction(self.ui.actionSelectCurrentAssociated)
        self.projectAct.addAction(self.ui.actionSelectCurrentInvert)
        self.projectAct.addAction(self.ui.actionEdit_timing)
        self.projectAct.addAction(self.ui.actionEdit_scales)
        self.projectAct.addAction(self.ui.actionCompute_growth)
        self.projectAct.addAction(self.ui.actionClean_cells)
        self.projectAct.addAction(self.ui.actionGotoCell)

        self.projectAct.setEnabled(False)

        current_sel_actions = [self.ui.actionSelectCurrentAll,
                               self.ui.actionSelectCurrentNew,
                               self.ui.actionSelectCurrentNone,
                               self.ui.actionSelectCurrentInvert,
                               '-',
                               self.ui.actionSelectCurrentNon_associated,
                               self.ui.actionSelectCurrentAssociated,
                               self.ui.actionCopy_selection_from_Previous
                               ]

        previous_sel_actions = [self.ui.actionSelectPreviousAll,
                                self.ui.actionSelectPreviousNew,
                                self.ui.actionSelectPreviousNone,
                                self.ui.actionSelectPreviousInvert,
                                '-',
                                self.ui.actionSelectPreviousNon_associated,
                                self.ui.actionSelectPreviousAssociated,
                                self.ui.actionCopy_selection_from_Current
                                ]

        self._previousScene = TrackingScene(self.undo_stack, self.ui.actionDelete_Previous,
                                            previous_sel_actions, self)
        self._currentScene = LinkedTrackingScene(self._previousScene, self.undo_stack,
                                                 self.ui.actionDelete_Current, current_sel_actions,
                                                 self)
        self._previousScene.hasSelectionChanged.connect(self.previousSelAct.setEnabled)
        self._currentScene.hasSelectionChanged.connect(self.currentSelAct.setEnabled)
        self._previousScene.realSceneSizeChanged.connect(self.sceneSizeChanged)
        self._currentScene.realSceneSizeChanged.connect(self.sceneSizeChanged)
        self._previousScene.zoomIn[QPointF].connect(self.zoomIn)
        self._currentScene.zoomIn.connect(self.zoomIn)
        self._previousScene.zoomOut[QPointF].connect(self.zoomOut)
        self._currentScene.zoomOut.connect(self.zoomOut)
        self.ui.previousData.setScene(self._previousScene)
        self.ui.currentData.setScene(self._currentScene)
        self.ui.previousData.setDragMode(QGraphicsView.ScrollHandDrag)
        self.ui.currentData.setDragMode(QGraphicsView.ScrollHandDrag)
        #self.ui.previousData.setCacheMode(QGraphicsView.CacheBackground)
        #self.ui.currentData.setCacheMode(QGraphicsView.CacheBackground)

# Redefine shortcuts to standard key sequences
        self.ui.action_Save.setShortcut(QKeySequence.Save)
        self.ui.actionSave_as.setShortcut(QKeySequence.SaveAs)
        self.ui.action_Open_project.setShortcut(QKeySequence.Open)
        self.ui.action_Undo.setShortcut(QKeySequence.Undo)
        self.ui.action_Redo.setShortcut(QKeySequence.Redo)
        self.ui.action_Next_image.setShortcut(QKeySequence.Forward)
        self.ui.action_Previous_image.setShortcut(QKeySequence.Back)

# Connecting undo stack signals
        self.ui.action_Undo.triggered.connect(self.undo)
        self.ui.action_Redo.triggered.connect(self.redo)
        self.undo_stack.canRedoChanged[bool].connect(self.ui.action_Redo.setEnabled)
        self.undo_stack.canUndoChanged[bool].connect(self.ui.action_Undo.setEnabled)
        self.undo_stack.redoTextChanged["const QString&"].connect(self.changeRedoText)
        self.undo_stack.undoTextChanged["const QString&"].connect(self.changeUndoText)
        self.undo_stack.cleanChanged[bool].connect(self.ui.action_Save.setDisabled)

#        link_icon = QIcon()
#        pix = QPixmap(":/icons/link.png")
#        link_icon.addPixmap(pix, QIcon.Normal, QIcon.On)
#        pix = QPixmap(":/icons/link_broken.png")
#        link_icon.addPixmap(pix, QIcon.Normal, QIcon.Off)
#        self.link_icon = link_icon
#        #self.ui.linkViews.setIconSize(QSize(64,32))
#        self.ui.linkViews.setIcon(link_icon)

        self._recent_projects_menu = QMenu(self)
        self.ui.actionRecent_projects.setMenu(self._recent_projects_menu)

        self._recent_projects_act = []
        self._projects_mapper = QSignalMapper(self)
        self._projects_mapper.mapped[int].connect(self.loadRecentProject)

        self.param_dlg = None

# Setting up the status bar
        bar = self.statusBar()
# Adding current directory
        cur_dir = QLabel("")
        bar.addPermanentWidget(cur_dir)
        self._current_dir_label = cur_dir
# Adding up zoom
        zoom = QLabel("")
        bar.addPermanentWidget(zoom)
        self._zoom_label = zoom
        self.changeZoom(1)

        self.loadConfig()

        parameters.instance.renderingChanged.connect(self.changeRendering)
        self.changeRendering()

    def changeRendering(self):
        if parameters.instance.use_OpenGL:
            self.ui.previousData.setViewport(QGLWidget(QGLFormat(QGL.SampleBuffers)))
            self.ui.currentData.setViewport(QGLWidget(QGLFormat(QGL.SampleBuffers)))
        else:
            self.ui.previousData.setViewport(QWidget())
            self.ui.currentData.setViewport(QWidget())

    def undo(self):
        self.undo_stack.undo()

    def redo(self):
        self.undo_stack.redo()

    def changeRedoText(self, text):
        self.ui.action_Redo.setText(text)
        self.ui.action_Redo.setToolTip(text)
        self.ui.action_Redo.setStatusTip(text)

    def changeUndoText(self, text):
        self.ui.action_Undo.setText(text)
        self.ui.action_Undo.setToolTip(text)
        self.ui.action_Undo.setStatusTip(text)

    def closeEvent(self, event):
        self.saveConfig()
        if not self.ensure_save_data("Exiting whith unsaved data",
                                     "The last modifications you made were not saved."
                                     " Are you sure you want to exit?"):
            event.ignore()
            return
        QMainWindow.closeEvent(self, event)
        #sys.exit(0)

    def loadConfig(self):
        params = parameters.instance
        self.ui.action_Show_vector.setChecked(params.show_vectors)
        self.ui.linkViews.setChecked(params.link_views)
        self.ui.action_Show_template.setChecked(parameters.instance.show_template)
        self.ui.actionShow_id.setChecked(parameters.instance.show_id)
        self.ui.action_Estimate_position.setChecked(parameters.instance.estimate)
        self.updateRecentFiles()
        params.recentProjectsChange.connect(self.updateRecentFiles)

    def updateRecentFiles(self):
        for a in self._recent_projects_act:
            self._projects_mapper.removeMappings(a)
        del self._recent_projects_act[:]
        menu = self._recent_projects_menu
        menu.clear()
        recent_projects = parameters.instance.recent_projects
        for i, p in enumerate(recent_projects):
            act = QAction(self)
            act.setText("&{0:d} {1}".format(i + 1, p))
            self._recent_projects_act.append(act)
            act.triggered.connect(self._projects_mapper.map)
            self._projects_mapper.setMapping(act, i)
            menu.addAction(act)

    def saveConfig(self):
        parameters.instance.save()

    def check_for_data(self):
        if self._project is None:
            QMessageBox.critical(self, "No project loaded",
                                 "You have to load a project before performing this operation")
            return False
        return True

    def loadRecentProject(self, i):
        if self.ensure_save_data("Leaving unsaved data",
                                 "The last modifications you made were not saved."
                                 " Are you sure you want to change project?"):
            self.loadProject(parameters.instance.recent_projects[i])

    @pyqtSignature("")
    def on_action_Open_project_triggered(self):
        if self.ensure_save_data("Leaving unsaved data",
                                 "The last modifications you made were not saved."
                                 " Are you sure you want to change project?"):
            dir_ = QFileDialog.getExistingDirectory(self, "Select a project directory",
                                                    parameters.instance._last_dir)
            if dir_:
                self.loadProject(dir_)

    def loadProject(self, dir_):
        dir_ = path(dir_)
        project = Project(dir_)
        if project.valid:
            self._project = project
        else:
            create = QMessageBox.question(self, "Invalid project directory",
                                          "This directory does not contain a valid project. Turn into a directory?",
                                          QMessageBox.No, QMessageBox.Yes)
            if create == QMessageBox.No:
                return
            project.create()
            self._project = project
        self._project.use()
        parameters.instance.add_recent_project(dir_)
        parameters.instance._last_dir = dir_
        if self._data is not None:
            _data = self._data
            _data.saved.disconnect(self.undo_stack.setClean)
        try:
            #self._project.load()
            self.load_data()
            _data = self._project.data
            _data.saved.connect(self.undo_stack.setClean)
            self._project.changedDataFile.connect(self.dataFileChanged)
            self._data = _data
            self._previousScene.changeDataManager(self._data)
            self._currentScene.changeDataManager(self._data)
            self.initFromData()
            self.projectAct.setEnabled(True)
        except TrackingDataException as ex:
            showException(self, "Error while loaded data", ex)

    def dataFileChanged(self, new_file):
        if new_file is None:
            self._current_dir_label.setText("")
        else:
            self._current_dir_label.setText(new_file)

    def initFromData(self):
        """
        Initialize the interface using the current data
        """
        self.ui.previousState.clear()
        self.ui.currentState.clear()
        for name in self._data.images_name:
            self.ui.previousState.addItem(name)
            self.ui.currentState.addItem(name)
        self.ui.previousState.setCurrentIndex(0)
        self.ui.currentState.setCurrentIndex(1)
        self._previousScene.changeImage(self._data.image_path(self._data.images_name[0]))
        self._currentScene.changeImage(self._data.image_path(self._data.images_name[1]))
        self.dataFileChanged(self._project.data_file)

    @pyqtSignature("int")
    def on_previousState_currentIndexChanged(self, index):
        #print "Previous image loaded: %s" % self._data.images[index]
        self.changeScene(self._previousScene, index)
        self._currentScene.changeImage(None)

    @pyqtSignature("int")
    def on_currentState_currentIndexChanged(self, index):
        #print "Current image loaded: %s" % self._data.images[index]
        self.changeScene(self._currentScene, index)

    def changeScene(self, scene, index):
        """
        Set the scene to use the image number index.
        """
        scene.changeImage(self._data.image_path(self._data.images_name[index]))

    @pyqtSignature("")
    def on_action_Save_triggered(self):
        self.save_data()

    @pyqtSignature("")
    def on_actionSave_as_triggered(self):
        fn = QFileDialog.getSaveFileName(self, "Select a data file to save in", self._project.data_dir,
                                               "CSV Files (*.csv);;All files (*.*)")
        if fn:
            self.save_data(path(fn))

    def save_data(self, data_file=None):
        if self._data is None:
            raise TrackingDataException("Trying to save data when none have been loaded")
        try:
            self._project.save(data_file)
            return True
        except TrackingDataException as ex:
            showException(self, "Error while saving data", ex)
            return False

    def load_data(self, **opts):
        if self._project is None:
            raise TrackingDataException("Trying to load data when no project have been loaded")
        try:
            if self._project.load(**opts):
                log_debug("Data file was corrected. Need saving.")
                self.ui.action_Save.setEnabled(True)
            else:
                log_debug("Data file is clean.")
                self.ui.action_Save.setEnabled(False)
            return True
        except TrackingDataException as ex:
            showException(self, "Error while loading data", ex)
            return False
        except RetryTrackingDataException as ex:
            if retryException(self, "Problem while loading data", ex):
                new_opts = dict(opts)
                new_opts.update(ex.method_args)
                return self.load_data(**new_opts)
            return False

    def ensure_save_data(self, title, reason):
        if self._data is not None and not self.undo_stack.isClean():
            button = QMessageBox.warning(self, title, reason, QMessageBox.Yes | QMessageBox.Save | QMessageBox.Cancel)
            if button == QMessageBox.Save:
                return self.save_data()
            elif button == QMessageBox.Cancel:
                return False
            self.undo_stack.clear()
        return True

    @pyqtSignature("")
    def on_action_Change_data_file_triggered(self):
        if self.ensure_save_data("Leaving unsaved data", "The last modifications you made were not saved."
                                 " Are you sure you want to change the current data file?"):
            fn = QFileDialog.getOpenFileName(self, "Select a data file to load", self._project.data_dir,
                                                   "CSV Files (*.csv);;All files (*.*)")
            if fn:
                self._project.data_file = str(fn)
                if self.load_data():
                    self._previousScene.resetNewPoints()
                    self._currentScene.resetNewPoints()

    @pyqtSignature("bool")
    def on_action_Show_vector_toggled(self, value):
        parameters.instance.show_vector = value
        self._currentScene.showVector(value)

    @pyqtSignature("bool")
    def on_action_Show_template_toggled(self, value):
        parameters.instance.show_template = value

    @pyqtSignature("bool")
    def on_actionShow_id_toggled(self, value):
        parameters.instance.show_id = value

    @pyqtSignature("")
    def on_action_Next_image_triggered(self):
        cur = self.ui.currentState.currentIndex()
        pre = self.ui.previousState.currentIndex()
        l = len(self._data.images_name)
        if cur < l-1 and pre < l-1:
            self.ui.previousState.setCurrentIndex(pre+1)
            self.ui.currentState.setCurrentIndex(cur+1)

    @pyqtSignature("")
    def on_action_Previous_image_triggered(self):
        cur = self.ui.currentState.currentIndex()
        pre = self.ui.previousState.currentIndex()
        if cur > 0 and pre > 0:
            self.ui.previousState.setCurrentIndex(pre-1)
            self.ui.currentState.setCurrentIndex(cur-1)

    @pyqtSignature("")
    def on_copyToPrevious_clicked(self):
        self._currentScene.copyFromLinked(self._previousScene)

    @pyqtSignature("")
    def on_copyToCurrent_clicked(self):
        self._previousScene.copyToLinked(self._currentScene)

    @pyqtSignature("bool")
    def on_action_Estimate_position_toggled(self, value):
        parameters.instance.estimate = value

#  @pyqtSignature("")
#  def on_action_Undo_triggered(self):
#    print "Undo"

#  @pyqtSignature("")
#  def on_action_Redo_triggered(self):
#    print "Redo"

    @pyqtSignature("bool")
    def on_action_Parameters_toggled(self, value):
        if value:
            from .parametersdlg import ParametersDlg
            self._previousScene.showTemplates()
            self._currentScene.showTemplates()
            #tracking_scene.saveParameters()
            parameters.instance.save()
            max_size = max(self._currentScene.width(), self._currentScene.height(),
                           self._previousScene.width(), self._previousScene.height(), 400)
            self.param_dlg = ParametersDlg(max_size, self)
            self.param_dlg.setModal(False)
            self.ui.action_Pan.setChecked(True)
            self.ui.actionAdd_point.setEnabled(False)
            self.ui.action_Move_point.setEnabled(False)
            self.ui.actionAdd_cell.setEnabled(False)
            self.ui.actionRemove_cell.setEnabled(False)
            self.ui.action_Undo.setEnabled(False)
            self.ui.action_Redo.setEnabled(False)
            self.ui.action_Open_project.setEnabled(False)
            self.ui.actionRecent_projects.setEnabled(False)
            self.ui.action_Change_data_file.setEnabled(False)
            self.ui.copyToCurrent.setEnabled(False)
            self.ui.copyToPrevious.setEnabled(False)
            self.param_dlg.finished[int].connect(self.closeParam)
            self.param_dlg.show()
        elif self.param_dlg:
            self.param_dlg.accept()

    def closeParam(self, value):
        if value == QDialog.Rejected:
            parameters.instance.load()
        self.ui.actionAdd_point.setEnabled(True)
        self.ui.action_Move_point.setEnabled(True)
        self.ui.actionAdd_cell.setEnabled(True)
        self.ui.actionRemove_cell.setEnabled(True)
        self.ui.action_Undo.setEnabled(True)
        self.ui.action_Redo.setEnabled(True)
        self.ui.action_Open_project.setEnabled(True)
        self.ui.actionRecent_projects.setEnabled(True)
        self.ui.action_Change_data_file.setEnabled(True)
        self.ui.copyToCurrent.setEnabled(True)
        self.ui.copyToPrevious.setEnabled(True)
        self._previousScene.showTemplates(False)
        self._currentScene.showTemplates(False)
        self._previousScene.update()
        self._currentScene.update()
        self.param_dlg = None
        self.ui.action_Parameters.setChecked(False)

    @pyqtSignature("bool")
    def on_actionZoom_in_toggled(self, value):
        if value:
            self._previousScene.mode = TrackingScene.ZoomIn
            self._currentScene.mode = TrackingScene.ZoomIn

    @pyqtSignature("bool")
    def on_actionZoom_out_toggled(self, value):
        if value:
            self._previousScene.mode = TrackingScene.ZoomOut
            self._currentScene.mode = TrackingScene.ZoomOut

    #def resizeEvent(self, event):
    #    self.ensureZoomFit()

    def ensureZoomFit(self):
        if self._data:
            prev_rect = self._previousScene.sceneRect()
            cur_rect = self._currentScene.sceneRect()
            prev_wnd = QRectF(self.ui.previousData.childrenRect())
            cur_wnd = QRectF(self.ui.currentData.childrenRect())
            prev_matrix = self.ui.previousData.matrix()
            cur_matrix = self.ui.currentData.matrix()

            prev_mapped_rect = prev_matrix.mapRect(prev_rect)
            cur_mapped_rect = cur_matrix.mapRect(cur_rect)

            if (prev_mapped_rect.width() < prev_wnd.width() or
                    prev_mapped_rect.height() < prev_wnd.height() or
                    cur_mapped_rect.width() < cur_wnd.width() or
                    cur_mapped_rect.height() < cur_wnd.height()):
                self.on_action_Fit_triggered()

    @pyqtSignature("")
    def on_action_Fit_triggered(self):
        prev_rect = self._previousScene.sceneRect()
        cur_rect = self._currentScene.sceneRect()
        prev_wnd = self.ui.previousData.childrenRect()
        cur_wnd = self.ui.currentData.childrenRect()

        prev_sw = prev_wnd.width() / prev_rect.width()
        prev_sh = prev_wnd.height() / prev_rect.height()

        cur_sw = cur_wnd.width() / cur_rect.width()
        cur_sh = cur_wnd.height() / cur_rect.height()

        s = max(prev_sw, prev_sh, cur_sw, cur_sh)

        self.ui.previousData.resetMatrix()
        self.ui.previousData.scale(s, s)
        self.ui.currentData.resetMatrix()
        self.ui.currentData.scale(s, s)
        self.changeZoom(s)

    def zoomOut(self, point=None):
        self.ui.currentData.scale(0.5, 0.5)
        self.ui.previousData.scale(0.5, 0.5)
        self.changeZoom(self.ui.previousData.matrix().m11())
        if point is not None:
            self.ui.previousData.centerOn(point)
            self.ui.currentData.centerOn(point)
        #self.ensureZoomFit()

    def zoomIn(self, point=None):
        self.ui.currentData.scale(2, 2)
        self.ui.previousData.scale(2, 2)
        self.changeZoom(self.ui.previousData.matrix().m11())
        if point is not None:
            self.ui.previousData.centerOn(point)
            self.ui.currentData.centerOn(point)

    def changeZoom(self, zoom):
        self._zoom_label.setText("Zoom: %.5g%%" % (100*zoom))

    @pyqtSignature("")
    def on_actionZoom_100_triggered(self):
        self.ui.previousData.resetMatrix()
        self.ui.currentData.resetMatrix()
        self.changeZoom(1)

    @pyqtSignature("bool")
    def on_actionAdd_point_toggled(self, value):
        if value:
            self._previousScene.mode = TrackingScene.Add
            self._currentScene.mode = TrackingScene.Add

    @pyqtSignature("bool")
    def on_actionAdd_cell_toggled(self, value):
        if value:
            self._previousScene.mode = TrackingScene.AddCell
            self._currentScene.mode = TrackingScene.AddCell

    @pyqtSignature("bool")
    def on_actionRemove_cell_toggled(self, value):
        if value:
            self._previousScene.mode = TrackingScene.RemoveCell
            self._currentScene.mode = TrackingScene.RemoveCell

    @pyqtSignature("bool")
    def on_action_Move_point_toggled(self, value):
        if value:
            self._previousScene.mode = TrackingScene.Move
            self._currentScene.mode = TrackingScene.Move

    @pyqtSignature("bool")
    def on_action_Pan_toggled(self, value):
        if value:
            self._previousScene.mode = TrackingScene.Pan
            self._currentScene.mode = TrackingScene.Pan

    @pyqtSignature("bool")
    def on_linkViews_toggled(self, value):
        parameters.instance.link_views = value
        phor = self.ui.previousData.horizontalScrollBar()
        pver = self.ui.previousData.verticalScrollBar()
        chor = self.ui.currentData.horizontalScrollBar()
        cver = self.ui.currentData.verticalScrollBar()
        if value:
            phor.valueChanged[int].connect(chor.setValue)
            pver.valueChanged[int].connect(cver.setValue)
            chor.valueChanged[int].connect(phor.setValue)
            cver.valueChanged[int].connect(pver.setValue)
            self._previousScene.templatePosChange.connect(self._currentScene.setTemplatePos)
            self._currentScene.templatePosChange.connect(self._previousScene.setTemplatePos)
            phor.setValue(chor.value())
            pver.setValue(cver.value())
        else:
            phor.valueChanged[int].disconnect(chor.setValue)
            pver.valueChanged[int].disconnect(cver.setValue)
            chor.valueChanged[int].disconnect(phor.setValue)
            cver.valueChanged[int].disconnect(pver.setValue)
            self._previousScene.templatePosChange.disconnect(self._currentScene.setTemplatePos)
            self._currentScene.templatePosChange.disconnect(self._previousScene.setTemplatePos)

    def copyFrom(self, start, items):
        if parameters.instance.estimate:
            dlg = createForm('copy_progress.ui', None)
            dlg.buttonBox.clicked["QAbstractButton*"].connect(self.cancelCopy)
            params = parameters.instance
            ts = params.template_size
            ss = params.search_size
            fs = params.filter_size
            self.copy_thread = algo.FindInAll(self._data, start, items, ts, ss, fs, self)
            dlg.imageProgress.setMaximum(self.copy_thread.num_images)
            self.copy_thread.start()
            self.copy_dlg = dlg
            dlg.exec_()
        else:
            algo.copyFromImage(self._data, start, items, self.undo_stack)

    def cancelCopy(self, *args):
        self.copy_thread.stop = True
        dlg = self.copy_dlg
        dlg.buttonBox.clicked['QAbstractButton*)'].disconnect(self.cancelCopy)
        self._previousScene.changeImage(None)
        self._currentScene.changeImage(None)

    def event(self, event):
        if isinstance(event, algo.NextImage):
            dlg = self.copy_dlg
            if dlg is not None:
                dlg.imageProgress.setValue(event.currentImage)
                dlg.pointProgress.setMaximum(event.nbPoints)
                dlg.pointProgress.setValue(0)
            return True
        elif isinstance(event, algo.NextPoint):
            dlg = self.copy_dlg
            if dlg is not None:
                dlg.pointProgress.setValue(event.currentPoint)
            return True
        elif isinstance(event, algo.FoundAll):
            dlg = self.copy_dlg
            if dlg is not None:
                self.cancelCopy()
                dlg.accept()
            return True
        elif isinstance(event, algo.Aborted):
            dlg = self.copy_dlg
            if dlg is not None:
                self.cancelCopy()
                dlg.accept()
            return True
        return QMainWindow.event(self, event)

    def itemsToCopy(self, scene):
        items = scene.getSelectedIds()
        if items:
            answer = QMessageBox.question(self, "Copy of points",
                                          "Some points were selected in the previous data window."
                                          " Do you want to copy only these point on the successive images?",
                                          QMessageBox.Yes, QMessageBox.No)
            if answer == QMessageBox.Yes:
                return items
        return scene.getAllIds()

    @pyqtSignature("")
    def on_actionCopy_from_previous_triggered(self):
        items = self.itemsToCopy(self._previousScene)
        if items:
            self.copyFrom(self.ui.previousState.currentIndex(), items)

    @pyqtSignature("")
    def on_actionCopy_from_current_triggered(self):
        items = self.itemsToCopy(self._currentScene)
        if items:
            self.copyFrom(self.ui.currentState.currentIndex(), items)

    @pyqtSignature("")
    def on_actionSelectPreviousAll_triggered(self):
        self._previousScene.selectAll()

    @pyqtSignature("")
    def on_actionSelectPreviousNew_triggered(self):
        self._previousScene.selectNew()

    @pyqtSignature("")
    def on_actionSelectPreviousNone_triggered(self):
        self._previousScene.selectNone()

    @pyqtSignature("")
    def on_actionSelectPreviousNon_associated_triggered(self):
        self._previousScene.selectNonAssociated()

    @pyqtSignature("")
    def on_actionSelectPreviousAssociated_triggered(self):
        self._previousScene.selectAssociated()

    @pyqtSignature("")
    def on_actionSelectPreviousInvert_triggered(self):
        self._previousScene.selectInvert()

    @pyqtSignature("")
    def on_actionSelectCurrentAll_triggered(self):
        self._currentScene.selectAll()

    @pyqtSignature("")
    def on_actionSelectCurrentNew_triggered(self):
        self._currentScene.selectNew()

    @pyqtSignature("")
    def on_actionSelectCurrentNone_triggered(self):
        self._currentScene.selectNone()

    @pyqtSignature("")
    def on_actionSelectCurrentNon_associated_triggered(self):
        self._currentScene.selectNonAssociated()

    @pyqtSignature("")
    def on_actionSelectCurrentAssociated_triggered(self):
        self._currentScene.selectAssociated()

    @pyqtSignature("")
    def on_actionSelectCurrentInvert_triggered(self):
        self._currentScene.selectInvert()

    def whichDelete(self):
        """
        Returns a function deleting what the user wants
        """
        dlg = createForm("deletedlg.ui", None)
        ret = dlg.exec_()
        if ret:
            if dlg.inAllImages.isChecked():
                return TrackingScene.deleteInAllImages
            if dlg.toImage.isChecked():
                return TrackingScene.deleteToImage
            if dlg.fromImage.isChecked():
                return TrackingScene.deleteFromImage
        return lambda x: None

    @pyqtSignature("")
    def on_actionDelete_Previous_triggered(self):
        del_fct = self.whichDelete()
        del_fct(self._previousScene)

    @pyqtSignature("")
    def on_actionDelete_Current_triggered(self):
        del_fct = self.whichDelete()
        del_fct(self._currentScene)

    @pyqtSignature("")
    def on_actionMerge_points_triggered(self):
        if self._previousScene.mode == TrackingScene.AddCell:
            old_cell = self._previousScene.selected_cell
            new_cell = self._currentScene.selected_cell
            if old_cell is None or new_cell is None:
                QMessageBox.critical(self, "Cannot merge cells",
                                     "You have to select exactly one cell in the old state "
                                     "and one in the new state to merge them.")
                return
            try:
                if old_cell != new_cell:
                    self.undo_stack.push(MergeCells(self._data, self._previousScene.image_name, old_cell, new_cell))
                else:
                    self.undo_stack.push(SplitCells(self._data, self._previousScene.image_name, old_cell, new_cell))
            except AssertionError as error:
                QMessageBox.critical(self, "Cannot merge the cells", str(error))
        else:
            old_pts = self._previousScene.getSelectedIds()
            new_pts = self._currentScene.getSelectedIds()
            if len(old_pts) != 1 or len(new_pts) != 1:
                QMessageBox.critical(self, "Cannot merge points",
                                     "You have to select exactly one point in the old state "
                                     "and one in the new state to link them.")
                return
            try:
                if old_pts != new_pts:
                    self.undo_stack.push(ChangePointsId(self._data, self._previousScene.image_name, old_pts, new_pts))
                else:
                    log_debug("Splitting point of id %d" % old_pts[0])
                    self.undo_stack.push(SplitPointsId(self._data, self._previousScene.image_name, old_pts))
            except AssertionError as error:
                QMessageBox.critical(self, "Cannot merge the points", str(error))

    @pyqtSignature("")
    def on_actionCopy_selection_from_Current_triggered(self):
        cur_sel = self._currentScene.getSelectedIds()
        self._previousScene.setSelectedIds(cur_sel)

    @pyqtSignature("")
    def on_actionCopy_selection_from_Previous_triggered(self):
        cur_sel = self._previousScene.getSelectedIds()
        self._currentScene.setSelectedIds(cur_sel)

    @pyqtSignature("")
    def on_actionNew_data_file_triggered(self):
        if self.ensure_save_data("Leaving unsaved data", "The last modifications you made were not saved."
                                 " Are you sure you want to change the current data file?"):
            fn = QFileDialog.getSaveFileName(self, "Select a new data file to create", self._project.data_dir,
                                                   "CSV Files (*.csv);;All files (*.*)")
            if fn:
                fn = path(fn)
                if fn.exists():
                    button = QMessageBox.question(self, "Erasing existing file",
                                                  "Are you sure yo want to empty the file '%s' ?" % fn,
                                                  QMessageBox.Yes, QMessageBox.No)
                    if button == QMessageBox.No:
                        return
                    fn.remove()
                self._data.clear()
                self._previousScene.resetNewPoints()
                self._currentScene.resetNewPoints()
                self._project.data_file = fn
                self.initFromData()
                log_debug("Data file = %s" % (self._project.data_file,))

    @pyqtSignature("")
    def on_actionAbout_triggered(self):
        dlg = QMessageBox(self)
        dlg.setWindowTitle("About Point Tracker")
        dlg.setIconPixmap(self.windowIcon().pixmap(64, 64))
        #dlg.setTextFormat(Qt.RichText)

        dlg.setText("""Point Tracker Tool version %s rev %s
Developper: Pierre Barbier de Reuille <*****@*****.**>
Copyright 2008
""" % (__version__, __revision__))

        img_read = ", ".join(str(s) for s in QImageReader.supportedImageFormats())
        img_write = ", ".join(str(s) for s in QImageWriter.supportedImageFormats())

        dlg.setDetailedText("""Supported image formats:
  - For reading: %s

  - For writing: %s
""" % (img_read, img_write))
        dlg.exec_()

    @pyqtSignature("")
    def on_actionAbout_Qt_triggered(self):
        QMessageBox.aboutQt(self, "About Qt")

    @pyqtSignature("")
    def on_actionReset_alignment_triggered(self):
        self.undo_stack.push(ResetAlignment(self._data))

    @pyqtSignature("")
    def on_actionAlign_images_triggered(self):
        fn = QFileDialog.getOpenFileName(self, "Select a data file for alignment", self._project.data_dir,
                                               "CSV Files (*.csv);;All files (*.*)")
        if fn:
            d = self._data.copy()
            fn = path(fn)
            try:
                d.load(fn)
            except TrackingDataException as ex:
                showException(self, "Error while loading data file", ex)
                return
            if d._last_pt_id > 0:
                dlg = AlignmentDlg(d._last_pt_id+1, self)
                if dlg.exec_():
                    ref = dlg.ui.referencePoint.currentText()
                    try:
                        ref = int(ref)
                    except ValueError:
                        ref = str(ref)
                    if dlg.ui.twoPointsRotation.isChecked():
                        r1 = int(dlg.ui.rotationPt1.currentText())
                        r2 = int(dlg.ui.rotationPt2.currentText())
                        rotation = ("TwoPoint", r1, r2)
                    else:
                        rotation = None
                else:
                    return
            else:
                ref = 0
                rotation = None
            try:
                shifts, angles = algo.alignImages(self._data, d, ref, rotation)
                self.undo_stack.push(AlignImages(self._data, shifts, angles))
            except algo.AlgoException as ex:
                showException(self, "Error while aligning images", ex)

    def sceneSizeChanged(self):
        previous_rect = self._previousScene.real_scene_rect
        current_rect = self._currentScene.real_scene_rect
        rect = previous_rect | current_rect
        self._previousScene.setSceneRect(rect)
        self._currentScene.setSceneRect(rect)

    @pyqtSignature("")
    def on_actionEdit_timing_triggered(self):
        data = self._data
        dlg = TimeEditDlg(data.images_name, data.images_time, [data.image_path(n) for n in data.images_name], self)
        self.current_dlg = dlg
        if dlg.exec_() == QDialog.Accepted:
            self.undo_stack.push(ChangeTiming(data, [t for n, t in dlg.model]))
        del self.current_dlg

    @pyqtSignature("")
    def on_actionEdit_scales_triggered(self):
        data = self._data
        dlg = EditResDlg(data.images_name, data.images_scale, [data.image_path(n) for n in data.images_name], self)
        self.current_dlg = dlg
        if dlg.exec_() == QDialog.Accepted:
            self.undo_stack.push(ChangeScales(data, [sc for n, sc in dlg.model]))
        del self.current_dlg

    @pyqtSignature("")
    def on_actionCompute_growth_triggered(self):
        data = self._data
        dlg = GrowthComputationDlg(data, self)
        self.current_dlg = dlg
        dlg.exec_()
        del self.current_dlg

    @pyqtSignature("")
    def on_actionPlot_growth_triggered(self):
        data = self._data
        dlg = PlottingDlg(data, self)
        self.current_dlg = dlg
        dlg.exec_()
        del self.current_dlg

    @pyqtSignature("")
    def on_actionClean_cells_triggered(self):
        self.undo_stack.push(CleanCells(self._data))

    @pyqtSignature("")
    def on_actionGotoCell_triggered(self):
        cells = [str(cid) for cid in self._data.cells]
        selected, ok = QInputDialog.getItem(self, "Goto cell", "Select the cell to go to", cells, 0)
        if ok:
            cid = int(selected)
            self.ui.actionAdd_cell.setChecked(True)
            data = self._data
            if cid not in data.cells:
                return
            ls = data.cells_lifespan[cid]
            prev_pos = self._previousScene.current_data._current_index
            cur_pos = self._currentScene.current_data._current_index
            full_poly = data.cells[cid]
            poly = [pid for pid in full_poly if pid in data[prev_pos]]
            #log_debug("Cell %d on time %d: %s" % (cid, prev_pos, poly))
            if prev_pos < ls.start or prev_pos >= ls.end or not poly:
                for i in range(*ls.slice().indices(len(data))):
                    poly = [pid for pid in full_poly if pid in data[i]]
                    if poly:
                        log_debug("Found cell %d on image %d with polygon %s" % (cid, i, poly))
                        new_prev_pos = i
                        break
                else:
                    log_debug("Cell %d found nowhere in range %s!!!" % (cid, ls.slice()))
            else:
                new_prev_pos = prev_pos
            new_cur_pos = min(max(cur_pos + new_prev_pos - prev_pos, 0), len(data))
            self.ui.previousState.setCurrentIndex(new_prev_pos)
            self.ui.currentState.setCurrentIndex(new_cur_pos)
            self._previousScene.current_cell = cid
            self._currentScene.current_cell = cid
            prev_data = self._previousScene.current_data
            poly = data.cells[cid]
            prev_poly = QPolygonF([prev_data[ptid] for ptid in poly if ptid in prev_data])
            prev_bbox = prev_poly.boundingRect()
            log_debug("Previous bounding box = %dx%d+%d+%d" % (prev_bbox.width(), prev_bbox.height(),
                                                               prev_bbox.left(), prev_bbox.top()))
            self.ui.previousData.ensureVisible(prev_bbox)

    @pyqtSignature("")
    def on_actionGotoPoint_triggered(self):
        data = self._data
        points = [str(pid) for pid in data.cell_points]
        selected, ok = QInputDialog.getItem(self, "Goto point", "Select the point to go to", points, 0)
        if ok:
            pid = int(selected)
            self.ui.action_Move_point.setChecked(True)
            if pid not in data.cell_points:
                return
            prev_pos = self._previousScene.current_data._current_index
            cur_pos = self._currentScene.current_data._current_index
            prev_data = self._previousScene.current_data
            if not pid in prev_data:
                closest = -1
                best_dist = len(data)+1
                for img_data in data:
                    if pid in img_data:
                        dist = abs(img_data._current_index - prev_pos)
                        if dist < best_dist:
                            best_dist = dist
                            closest = img_data._current_index
                new_prev_pos = closest
            else:
                new_prev_pos = prev_pos
            new_cur_pos = min(max(cur_pos + new_prev_pos - prev_pos, 0), len(data))
            self.ui.previousState.setCurrentIndex(new_prev_pos)
            self.ui.currentState.setCurrentIndex(new_cur_pos)
            self._previousScene.setSelectedIds([pid])
            self._currentScene.setSelectedIds([pid])
            self.ui.previousData.centerOn(self._previousScene.current_data[pid])
Exemplo n.º 44
0
class MainUI(QtGui.QMainWindow, main_window_class):

    connectionLostSignal = pyqtSignal(str, str)
    connectionInitiatedSignal = pyqtSignal(str)
    batteryUpdatedSignal = pyqtSignal(int, object, object)
    connectionDoneSignal = pyqtSignal(str)
    connectionFailedSignal = pyqtSignal(str, str)
    disconnectedSignal = pyqtSignal(str)
    linkQualitySignal = pyqtSignal(int)

    _input_device_error_signal = pyqtSignal(str)
    _input_discovery_signal = pyqtSignal(object)
    _log_error_signal = pyqtSignal(object, str)

    def __init__(self, *args):
        super(MainUI, self).__init__(*args)
        self.setupUi(self)

        self.cf = Crazyflie(ro_cache=sys.path[0] + "/cflib/cache",
                            rw_cache=sys.path[1] + "/cache")

        cflib.crtp.init_drivers(enable_debug_driver=GuiConfig()
                                                .get("enable_debug_driver"))

        # Create the connection dialogue
        self.connectDialogue = ConnectDialogue()

        # Create and start the Input Reader
        self._statusbar_label = QLabel("Loading device and configuration.")
        self.statusBar().addWidget(self._statusbar_label)

        self.joystickReader = JoystickReader(cf=self.cf)
        self._active_device = ""
        self.configGroup = QActionGroup(self._menu_mappings, exclusive=True)
        self._load_input_data()
        self._update_input
        ConfigManager().conf_needs_reload.add_callback(self._reload_configs)

        # Connections for the Connect Dialogue
        self.connectDialogue.requestConnectionSignal.connect(self.cf.open_link)

        self.connectionDoneSignal.connect(self.connectionDone)
        self.cf.connection_failed.add_callback(self.connectionFailedSignal.emit)
        self.connectionFailedSignal.connect(self.connectionFailed)
        
        
        self._input_device_error_signal.connect(self.inputDeviceError)
        self.joystickReader.device_error.add_callback(
                        self._input_device_error_signal.emit)
        self._input_discovery_signal.connect(self.device_discovery)
        self.joystickReader.device_discovery.add_callback(
                        self._input_discovery_signal.emit)

        # Connect UI signals
        self.menuItemConnect.triggered.connect(self.connectButtonClicked)
        self.logConfigAction.triggered.connect(self.doLogConfigDialogue)
        self.connectButton.clicked.connect(self.connectButtonClicked)
        self.quickConnectButton.clicked.connect(self.quickConnect)
        self.menuItemQuickConnect.triggered.connect(self.quickConnect)
        self.menuItemConfInputDevice.triggered.connect(self.configInputDevice)
        self.menuItemExit.triggered.connect(self.closeAppRequest)
        self.batteryUpdatedSignal.connect(self.updateBatteryVoltage)
        self._menuitem_rescandevices.triggered.connect(self._rescan_devices)
        self._menuItem_openconfigfolder.triggered.connect(self._open_config_folder)
           
        self._auto_reconnect_enabled = GuiConfig().get("auto_reconnect")
        self.autoReconnectCheckBox.toggled.connect(
                                              self._auto_reconnect_changed)
        self.autoReconnectCheckBox.setChecked(GuiConfig().get("auto_reconnect"))
        
        # Do not queue data from the controller output to the Crazyflie wrapper
        # to avoid latency
        #self.joystickReader.sendControlSetpointSignal.connect(
        #                                      self.cf.commander.send_setpoint,
        #                                      Qt.DirectConnection)
        self.joystickReader.input_updated.add_callback(
                                         self.cf.commander.send_setpoint)

        # Connection callbacks and signal wrappers for UI protection
        self.cf.connected.add_callback(
                                              self.connectionDoneSignal.emit)
        self.connectionDoneSignal.connect(self.connectionDone)
        self.cf.disconnected.add_callback(self.disconnectedSignal.emit)
        self.disconnectedSignal.connect(
                        lambda linkURI: self.setUIState(UIState.DISCONNECTED,
                                                        linkURI))
        self.cf.connection_lost.add_callback(self.connectionLostSignal.emit)
        self.connectionLostSignal.connect(self.connectionLost)
        self.cf.connection_requested.add_callback(
                                         self.connectionInitiatedSignal.emit)
        self.connectionInitiatedSignal.connect(
                           lambda linkURI: self.setUIState(UIState.CONNECTING,
                                                           linkURI))
        self._log_error_signal.connect(self._logging_error)

        # Connect link quality feedback
        self.cf.link_quality_updated.add_callback(self.linkQualitySignal.emit)
        self.linkQualitySignal.connect(
                   lambda percentage: self.linkQualityBar.setValue(percentage))

        # Set UI state in disconnected buy default
        self.setUIState(UIState.DISCONNECTED)

        # Parse the log configuration files
        self.logConfigReader = LogConfigReader(self.cf)

        # Add things to helper so tabs can access it
        cfclient.ui.pluginhelper.cf = self.cf
        cfclient.ui.pluginhelper.inputDeviceReader = self.joystickReader
        cfclient.ui.pluginhelper.logConfigReader = self.logConfigReader

        self.logConfigDialogue = LogConfigDialogue(cfclient.ui.pluginhelper)
        self._bootloader_dialog = BootloaderDialog(cfclient.ui.pluginhelper)
        self.menuItemBootloader.triggered.connect(self._bootloader_dialog.show)
        self._about_dialog = AboutDialog(cfclient.ui.pluginhelper)
        self.menuItemAbout.triggered.connect(self._about_dialog.show)
        # Loading toolboxes (A bit of magic for a lot of automatic)
        self.toolboxes = []
        self.toolboxesMenuItem.setMenu(QtGui.QMenu())
        for t_class in cfclient.ui.toolboxes.toolboxes:
            toolbox = t_class(cfclient.ui.pluginhelper)
            dockToolbox = MyDockWidget(toolbox.getName())
            dockToolbox.setWidget(toolbox)
            self.toolboxes += [dockToolbox, ]

            # Add menu item for the toolbox
            item = QtGui.QAction(toolbox.getName(), self)
            item.setCheckable(True)
            item.triggered.connect(self.toggleToolbox)
            self.toolboxesMenuItem.menu().addAction(item)

            dockToolbox.closed.connect(lambda: self.toggleToolbox(False))

            # Setup some introspection
            item.dockToolbox = dockToolbox
            item.menuItem = item
            dockToolbox.dockToolbox = dockToolbox
            dockToolbox.menuItem = item

        # Load and connect tabs
        self.tabsMenuItem.setMenu(QtGui.QMenu())
        tabItems = {}
        self.loadedTabs = []
        for tabClass in cfclient.ui.tabs.available:
            tab = tabClass(self.tabs, cfclient.ui.pluginhelper)
            item = QtGui.QAction(tab.getMenuName(), self)
            item.setCheckable(True)
            item.toggled.connect(tab.toggleVisibility)
            self.tabsMenuItem.menu().addAction(item)
            tabItems[tab.getTabName()] = item
            self.loadedTabs.append(tab)
            if not tab.enabled:
                item.setEnabled(False)

        # First instantiate all tabs and then open them in the correct order
        try:
            for tName in GuiConfig().get("open_tabs").split(","):
                t = tabItems[tName]
                if (t != None and t.isEnabled()):
                    # Toggle though menu so it's also marked as open there
                    t.toggle()
        except Exception as e:
            logger.warning("Exception while opening tabs [%s]", e)

    def setUIState(self, newState, linkURI=""):
        self.uiState = newState
        if (newState == UIState.DISCONNECTED):
            self.setWindowTitle("Not connected")
            self.menuItemConnect.setText("Connect to Crazyflie")
            self.connectButton.setText("Connect")
            self.menuItemQuickConnect.setEnabled(True)
            self.batteryBar.setValue(3000)
            self.linkQualityBar.setValue(0)
            self.menuItemBootloader.setEnabled(True)
            self.logConfigAction.setEnabled(False)
            if (len(GuiConfig().get("link_uri")) > 0):
                self.quickConnectButton.setEnabled(True)
        if (newState == UIState.CONNECTED):
            s = "Connected on %s" % linkURI
            self.setWindowTitle(s)
            self.menuItemConnect.setText("Disconnect")
            self.connectButton.setText("Disconnect")
            self.logConfigAction.setEnabled(True)
        if (newState == UIState.CONNECTING):
            s = "Connecting to %s ..." % linkURI
            self.setWindowTitle(s)
            self.menuItemConnect.setText("Cancel")
            self.connectButton.setText("Cancel")
            self.quickConnectButton.setEnabled(False)
            self.menuItemBootloader.setEnabled(False)
            self.menuItemQuickConnect.setEnabled(False)

    @pyqtSlot(bool)
    def toggleToolbox(self, display):
        menuItem = self.sender().menuItem
        dockToolbox = self.sender().dockToolbox

        if display and not dockToolbox.isVisible():
            dockToolbox.widget().enable()
            self.addDockWidget(dockToolbox.widget().preferedDockArea(),
                               dockToolbox)
            dockToolbox.show()
        elif not display:
            dockToolbox.widget().disable()
            self.removeDockWidget(dockToolbox)
            dockToolbox.hide()
            menuItem.setChecked(False)

    def _rescan_devices(self):
        self._statusbar_label.setText("No inputdevice connected!")
        self._menu_devices.clear()
        self._active_device = ""
        self.joystickReader.stop_input()
        for c in self._menu_mappings.actions():
            c.setEnabled(False)
        devs = self.joystickReader.getAvailableDevices()
        if (len(devs) > 0):
            self.device_discovery(devs)

    def configInputDevice(self):
        self.inputConfig = InputConfigDialogue(self.joystickReader)
        self.inputConfig.show()
        
    def _auto_reconnect_changed(self, checked):
        self._auto_reconnect_enabled = checked 
        GuiConfig().set("auto_reconnect", checked)
        logger.info("Auto reconnect enabled: %s", checked)     

    def doLogConfigDialogue(self):
        self.logConfigDialogue.show()

    def updateBatteryVoltage(self, timestamp, data, logconf):
        self.batteryBar.setValue(int(data["pm.vbat"] * 1000))
        cfclient.ui.pluginhelper.inputDeviceReader.inputdevice.setBatteryData(int(data["pm.vbat"] * 1000))


    def connectionDone(self, linkURI):
        self.setUIState(UIState.CONNECTED, linkURI)

        GuiConfig().set("link_uri", linkURI)

        lg = LogConfig("Battery", 1000)
        lg.add_variable("pm.vbat", "float")
        self.cf.log.add_config(lg)
        if lg.valid:
            lg.data_received_cb.add_callback(self.batteryUpdatedSignal.emit)
            lg.error_cb.add_callback(self._log_error_signal.emit)
            lg.start()
        else:
            logger.warning("Could not setup loggingblock!")

    def _logging_error(self, log_conf, msg):
        QMessageBox.about(self, "Log error", "Error when starting log config"
                " [%s]: %s" % (log_conf.name, msg))

    def connectionLost(self, linkURI, msg):
        if not self._auto_reconnect_enabled:
            if (self.isActiveWindow()):
                warningCaption = "Communication failure"
                error = "Connection lost to %s: %s" % (linkURI, msg)
                QMessageBox.critical(self, warningCaption, error)
                self.setUIState(UIState.DISCONNECTED, linkURI)
        else:
            self.quickConnect()

    def connectionFailed(self, linkURI, error):
        if not self._auto_reconnect_enabled:
            msg = "Failed to connect on %s: %s" % (linkURI, error)
            warningCaption = "Communication failure"
            QMessageBox.critical(self, warningCaption, msg)
            self.setUIState(UIState.DISCONNECTED, linkURI)
        else:
            self.quickConnect()

    def closeEvent(self, event):
        self.hide()
        self.cf.close_link()
        GuiConfig().save_file()

    def connectButtonClicked(self):
        if (self.uiState == UIState.CONNECTED):
            self.cf.close_link()
        elif (self.uiState == UIState.CONNECTING):
            self.cf.close_link()
            self.setUIState(UIState.DISCONNECTED)
        else:
            self.connectDialogue.show()

    def inputDeviceError(self, error):
        self.cf.close_link()
        QMessageBox.critical(self, "Input device error", error)

    def _load_input_data(self):
        self.joystickReader.stop_input()
        # Populate combo box with available input device configurations
        for c in ConfigManager().get_list_of_configs():
            node = QAction(c,
                           self._menu_mappings,
                           checkable=True,
                           enabled=False)
            node.toggled.connect(self._inputconfig_selected)
            self.configGroup.addAction(node)
            self._menu_mappings.addAction(node)

    def _reload_configs(self, newConfigName):
        # remove the old actions from the group and the menu
        for action in self._menu_mappings.actions():
            self.configGroup.removeAction(action)
        self._menu_mappings.clear()

        # reload the conf files, and populate the menu
        self._load_input_data()

        self._update_input(self._active_device, newConfigName)

    def _update_input(self, device="", config=""):
        self.joystickReader.stop_input()
        self._active_config = str(config)
        self._active_device = str(device)

        GuiConfig().set("input_device", self._active_device)
        GuiConfig().get(
                     "device_config_mapping"
                     )[self._active_device] = self._active_config
        self.joystickReader.start_input(self._active_device,
                                       self._active_config)

        # update the checked state of the menu items
        for c in self._menu_mappings.actions():
            c.setEnabled(True)
            if c.text() == self._active_config:
                c.setChecked(True)
        for c in self._menu_devices.actions():
            c.setEnabled(True)
            if c.text() == self._active_device:
                c.setChecked(True)

        # update label
        if device == "" and config == "":
            self._statusbar_label.setText("No input device selected")
        elif config == "":
            self._statusbar_label.setText("Using [%s] - "
                                          "No input config selected" %
                                          (self._active_device))
        else:
            self._statusbar_label.setText("Using [%s] with config [%s]" %
                                          (self._active_device,
                                           self._active_config))

    def _inputdevice_selected(self, checked):
        if (not checked):
            return
        self.joystickReader.stop_input()
        sender = self.sender()
        self._active_device = sender.text()
        device_config_mapping = GuiConfig().get("device_config_mapping")
        if (self._active_device in device_config_mapping.keys()):
            self._current_input_config = device_config_mapping[
                str(self._active_device)]
        else:
            self._current_input_config = self._menu_mappings.actions()[0].text()
        GuiConfig().set("input_device", str(self._active_device))

        for c in self._menu_mappings.actions():
            if (c.text() == self._current_input_config):
                c.setChecked(True)

        self.joystickReader.start_input(str(sender.text()),
                                        self._current_input_config)
        self._statusbar_label.setText("Using [%s] with config [%s]" % (
                                      self._active_device,
                                      self._current_input_config))

    def _inputconfig_selected(self, checked):
        if (not checked):
            return
        self._update_input(self._active_device, self.sender().text())

    def device_discovery(self, devs):
        group = QActionGroup(self._menu_devices, exclusive=True)

        for d in devs:
            node = QAction(d["name"], self._menu_devices, checkable=True)
            node.toggled.connect(self._inputdevice_selected)
            group.addAction(node)
            self._menu_devices.addAction(node)
            if (d["name"] == GuiConfig().get("input_device")):
                self._active_device = d["name"]
        if (len(self._active_device) == 0):
            self._active_device = self._menu_devices.actions()[0].text()

        device_config_mapping = GuiConfig().get("device_config_mapping")
        if (device_config_mapping):
            if (self._active_device in device_config_mapping.keys()):
                self._current_input_config = device_config_mapping[
                    str(self._active_device)]
            else:
                self._current_input_config = self._menu_mappings.actions()[0].text()
        else:
            self._current_input_config = self._menu_mappings.actions()[0].text()

        # Now we know what device to use and what mapping, trigger the events
        # to change the menus and start the input
        for c in self._menu_mappings.actions():
            c.setEnabled(True)
            if (c.text() == self._current_input_config):
                c.setChecked(True)

        for c in self._menu_devices.actions():
            if (c.text() == self._active_device):
                c.setChecked(True)

    def quickConnect(self):
        try:
            self.cf.open_link(GuiConfig().get("link_uri"))
        except KeyError:
            self.cf.open_link("")

    def _open_config_folder(self):
        QDesktopServices.openUrl(QUrl("file:///" + QDir.toNativeSeparators(sys.path[1])))

    def closeAppRequest(self):
        self.close()
        sys.exit(0)
Exemplo n.º 45
0
class Viewer(ViewerBase, ViewerClass):
    trackingChanged = pyqtSignal(bool)
    setLocationTriggered = pyqtSignal()
    updateFeatures = pyqtSignal(bool)
    layerChanged = pyqtSignal(QgsMapLayer)
    clearLine = pyqtSignal()
    closed = pyqtSignal()

    def __init__(self, callbackobject, parent=None):
        """Constructor."""
        super(Viewer, self).__init__(parent)
        self.setupUi(self)
        self.callbackobject = callbackobject
        self.frame = self.webview.page().mainFrame()
        self.actiongroup = QActionGroup(self)
        self.actiongroup.setExclusive(True)
        self.actiongroup.triggered.connect(self.action_triggered)

        self.measuredialog = MeasureDialog(self)

        self.toolbar = QToolBar()
        self.qgisTrackButton = self.toolbar.addAction("QGIS Track")
        self.qgisTrackButton.setIcon(QIcon(":/icons/track"))
        self.qgisTrackButton.setCheckable(True)
        self.qgisTrackButton.setChecked(True)
        self.qgisTrackButton.toggled.connect(self.trackingChanged.emit)

        self.setlocationaction = self.toolbar.addAction("Set location")
        self.setlocationaction.setIcon(QIcon(":/icons/location"))
        self.setlocationaction.triggered.connect(
            self.setLocationTriggered.emit)
        self.setlocationaction.setCheckable(True)

        self.viewfeatures = self.toolbar.addAction("Load QGIS Features")
        self.viewfeatures.setIcon(QIcon(":/icons/features"))
        self.viewfeatures.setCheckable(True)
        self.viewfeatures.setChecked(True)
        self.viewfeatures.toggled.connect(self.updateFeatures.emit)

        spacer = QWidget()
        spacer.setSizePolicy(QSizePolicy.Expanding, QSizePolicy.Expanding)
        self.toolbar.addWidget(spacer)

        self.measureaction = self.toolbar.addAction("measure")
        self.measureaction.setObjectName("Measure")
        self.measureaction.setIcon(QIcon(":/icons/measure"))
        self.measureaction.setCheckable(True)

        self.infoaction = self.toolbar.addAction("Info")
        self.infoaction.setObjectName("Info")
        self.infoaction.setIcon(QIcon(":/icons/info"))
        self.infoaction.setCheckable(True)

        self.selectaction = self.toolbar.addAction("Select")
        self.selectaction.setObjectName("Select")
        self.selectaction.setIcon(QIcon(":/icons/select"))
        self.selectaction.setCheckable(True)

        self.toolbar.addSeparator()

        self.deleteaction = self.toolbar.addAction("Delete")
        self.deleteaction.setIcon(QIcon(":/icons/delete"))
        self.deleteaction.triggered.connect(self.delete_selected)
        self.deleteaction.setEnabled(False)

        self.addaction = self.toolbar.addAction("Add")
        self.addaction.setObjectName("Add")
        self.addaction.setIcon(QIcon(":/icons/add"))
        self.addaction.setCheckable(True)

        self.moveaction = self.toolbar.addAction("Move")
        self.moveaction.setObjectName("Move")
        self.moveaction.setIcon(QIcon(":/icons/move"))
        self.moveaction.setCheckable(True)

        self.actiongroup.addAction(self.moveaction)
        self.actiongroup.addAction(self.addaction)
        self.actiongroup.addAction(self.infoaction)
        self.actiongroup.addAction(self.measureaction)
        self.actiongroup.addAction(self.selectaction)

        self.activelayercombo = QgsMapLayerComboBox()
        self.activelayercombo.layerChanged.connect(self.layer_changed)
        self.activelayeraction = self.toolbar.addWidget(self.activelayercombo)
        self.activelayercombo.setSizeAdjustPolicy(QComboBox.AdjustToContents)
        self.activelayercombo.currentIndexChanged.connect(self.index_changed)

        self.zvaluecheck = QCheckBox()
        self.zvaluecheck.setChecked(True)
        self.zvaluecheck.setText("Copy Z value")
        self.zvaluecheck.setToolTip(
            "Copy Z value from viewer to new features in QGIS. Must have a field named Z to enable"
        )
        self.zvalueaction = self.toolbar.addWidget(self.zvaluecheck)

        self.dockWidgetContents.layout().insertWidget(0, self.toolbar)

        self.webview.settings().setAttribute(QWebSettings.PluginsEnabled, True)
        self.webview.settings().setAttribute(QWebSettings.JavascriptEnabled,
                                             True)
        self.webview.settings().setAttribute(
            QWebSettings.DeveloperExtrasEnabled, True)
        self.frame.setScrollBarPolicy(Qt.Horizontal, Qt.ScrollBarAlwaysOff)
        self.frame.setScrollBarPolicy(Qt.Vertical, Qt.ScrollBarAlwaysOff)
        self.frame.javaScriptWindowObjectCleared.connect(
            self.addcallbackobject)
        self.measuredialog.modeCombo.currentIndexChanged.connect(
            self.action_triggered)
        self.measuredialog.clearButton.clicked.connect(self.clear_line)

        self.earthmine = EarthmineAPI(self.frame)

    def closeEvent(self, event):
        self.closed.emit()
        super(Viewer, self).closeEvent(event)

    def index_changed(self, index):
        if index == -1:
            self.set_button_states(False, False, False, False)

    def clear_line(self):
        self.clearLine.emit()
        self.earthmine.clearLine()

    @property
    def copyZvalue(self):
        layer = self.active_layer
        if not layer:
            return False

        if layer.type() == QgsMapLayer.VectorLayer and layer.geometryType(
        ) == QGis.Point:
            return self.zvaluecheck.isChecked()
        else:
            return False

    @property
    def geom(self):
        return self.measuredialog.geom

    @geom.setter
    def geom(self, value):
        self.measuredialog.geom = value
        self.measuredialog.update_geom_labels()

    @property
    def tracking(self):
        return self.qgisTrackButton.isChecked()

    @property
    def mode(self):
        return self.measuredialog.mode

    @property
    def active_layer(self):
        return self.activelayercombo.currentLayer()

    def layer_changed(self, layer):
        if not layer:
            self.set_button_states(False, False, False, False)
            return

        if layer.type() == QgsMapLayer.VectorLayer:
            enabledselecttools = layer.geometryType() in [
                QGis.Line, QGis.Point
            ]
            enableedittools = layer.isEditable()
            enabledelete = layer.isEditable() and layer.selectedFeatureCount()
            enablemove = layer.geometryType(
            ) == QGis.Point and layer.isEditable()
        else:
            enabledselecttools = False
            enableedittools = False
            enabledelete = False
            enablemove = False

        self.set_button_states(enabledselecttools, enableedittools,
                               enabledelete, enablemove)
        self.action_triggered()
        self.layerChanged.emit(layer)

    def selection_changed(self, layer):
        if layer == self.active_layer:
            enabledelete = layer.isEditable() and layer.selectedFeatureCount()
            self.deleteaction.setEnabled(enabledelete)

    def set_button_states(self, selecttools, edittools, deleteenabled,
                          moveenabled):
        actions = [self.selectaction, self.infoaction]

        for action in actions:
            action.setEnabled(selecttools)

        editactions = [self.deleteaction, self.moveaction, self.addaction]

        for action in editactions:
            action.setEnabled(edittools)

        if edittools:
            self.deleteaction.setEnabled(deleteenabled)
            self.moveaction.setEnabled(moveenabled)

        for action in editactions:
            if action is self.actiongroup.checkedAction(
            ) and not action.isEnabled():
                self.infoaction.toggle()
                break

        layer = self.active_layer
        if not layer:
            enablez = False
        else:
            enablez = layer.type(
            ) == QgsMapLayer.VectorLayer and layer.geometryType() == QGis.Point
        self.zvalueaction.setEnabled(enablez)

    @property
    def current_action_color(self):
        action = self.actiongroup.checkedAction()
        color = int("0x00ff00", 16)
        if action == self.measureaction:
            if self.mode == "Vertical":
                color = int("0x0000ff", 16)

        return color

    def action_triggered(self, *args):
        action = self.actiongroup.checkedAction()
        layer = self.activelayercombo.currentLayer()

        self.clear_line()
        if not action:
            return

        if not action == self.measureaction and (
                not layer or not layer.type() == QgsMapLayer.VectorLayer):
            return

        color = self.current_action_color
        actiondata = {}

        if action == self.measureaction:
            self.measuredialog.show()
            actiondata['mode'] = self.mode
            geomtype = None
            layerid = None
        else:
            self.measuredialog.hide()
            geomtype = QGis.vectorGeometryType(layer.geometryType())
            layerid = layer.id()

        data = dict(action=action.objectName(),
                    layer=layerid,
                    geom=geomtype,
                    actiondata=actiondata,
                    color=color)

        self.earthmine.updateAction(data)

    def active_tool(self):
        action = self.actiongroup.checkedAction()
        if not action:
            return None
        return action.objectName()

    def update_current_layer(self, layer):
        self.activelayercombo.setLayer(layer)

    def addcallbackobject(self):
        self.frame.addToJavaScriptWindowObject("qgis", self.callbackobject)

    def loadviewer(self, url):
        self.webview.load(url)
        self.frame.addToJavaScriptWindowObject("qgis", self.callbackobject)

    def startViewer(self, settings):
        self.earthmine.startViewer(settings)

    def set_location(self, point):
        # # NOTE Set location takes WGS84 make sure you have transformed it first before sending
        self.earthmine.setLocation(point.x(), point.y())

    def clear_features(self):
        self.earthmine.clearFeatures()

    def clear_layer_features(self, layerid):
        self.earthmine.clearLayerObjects(layerid)

    def remove_feature(self, layerid, featureid):
        """
        :param features: A dict of layerid, id, lat, lng
        :return:
        """
        self.earthmine.removeFeature(layerid, featureid)

    def load_features(self, layerdata, features):
        """
        :param features: A dict of layerid, id, lat, lng
        :return:
        """
        self.earthmine.loadFeatures(layerdata, features)

    def layer_loaded(self, layerid):
        return self.earthmine.layerLoaded(layerid)

    def clear_selection(self, layerid):
        self.earthmine.clearSelection(layerid)

    def set_selection(self, layerid, featureids, clearlast=True):
        self.earthmine.setSelection(layerid, featureids, clearlast)

    def edit_feature(self, layerid, featureid, nodes):
        self.earthmine.editFeature(layerid, featureid, nodes)

    def delete_selected(self):
        layer = self.active_layer
        layer.deleteSelectedFeatures()
Exemplo n.º 46
0
class ToolBox(QFrame):
    """
    A tool box widget.
    """
    # Emitted when a tab is toggled.
    tabToogled = Signal(int, bool)

    def setExclusive(self, exclusive):
        """
        Set exclusive tabs (only one tab can be open at a time).
        """
        if self.__exclusive != exclusive:
            self.__exclusive = exclusive
            self.__tabActionGroup.setExclusive(exclusive)
            checked = self.__tabActionGroup.checkedAction()
            if checked is None:
                # The action group can be out of sync with the actions state
                # when switching between exclusive states.
                actions_checked = [
                    page.action for page in self.__pages
                    if page.action.isChecked()
                ]
                if actions_checked:
                    checked = actions_checked[0]

            # Trigger/toggle remaining open pages
            if exclusive and checked is not None:
                for page in self.__pages:
                    if checked != page.action and page.action.isChecked():
                        page.action.trigger()

    def exclusive(self):
        """
        Are the tabs in the toolbox exclusive.
        """
        return self.__exclusive

    exclusive_ = Property(bool,
                          fget=exclusive,
                          fset=setExclusive,
                          designable=True,
                          doc="Exclusive tabs")

    def __init__(self, parent=None, **kwargs):
        QFrame.__init__(self, parent, **kwargs)

        self.__pages = []
        self.__tabButtonHeight = -1
        self.__tabIconSize = QSize()
        self.__exclusive = False
        self.__setupUi()

    def __setupUi(self):
        layout = QVBoxLayout()
        layout.setContentsMargins(0, 0, 0, 0)

        # Scroll area for the contents.
        self.__scrollArea = \
                _ToolBoxScrollArea(self, objectName="toolbox-scroll-area")

        self.__scrollArea.setVerticalScrollBarPolicy(Qt.ScrollBarAlwaysOn)
        self.__scrollArea.setHorizontalScrollBarPolicy(Qt.ScrollBarAlwaysOff)
        self.__scrollArea.setSizePolicy(QSizePolicy.MinimumExpanding,
                                        QSizePolicy.MinimumExpanding)
        self.__scrollArea.setFrameStyle(QScrollArea.NoFrame)
        self.__scrollArea.setWidgetResizable(True)

        # A widget with all of the contents.
        # The tabs/contents are placed in the layout inside this widget
        self.__contents = QWidget(self.__scrollArea,
                                  objectName="toolbox-contents")

        # The layout where all the tab/pages are placed
        self.__contentsLayout = QVBoxLayout()
        self.__contentsLayout.setContentsMargins(0, 0, 0, 0)
        self.__contentsLayout.setSizeConstraint(QVBoxLayout.SetMinAndMaxSize)
        self.__contentsLayout.setSpacing(0)

        self.__contents.setLayout(self.__contentsLayout)

        self.__scrollArea.setWidget(self.__contents)

        layout.addWidget(self.__scrollArea)

        self.setLayout(layout)
        self.setSizePolicy(QSizePolicy.Fixed, QSizePolicy.MinimumExpanding)

        self.__tabActionGroup = \
                QActionGroup(self, objectName="toolbox-tab-action-group")

        self.__tabActionGroup.setExclusive(self.__exclusive)

        self.__actionMapper = QSignalMapper(self)
        self.__actionMapper.mapped[QObject].connect(self.__onTabActionToogled)

    def setTabButtonHeight(self, height):
        """
        Set the tab button height.
        """
        if self.__tabButtonHeight != height:
            self.__tabButtonHeight = height
            for page in self.__pages:
                page.button.setFixedHeight(height)

    def tabButtonHeight(self):
        """
        Return the tab button height.
        """
        return self.__tabButtonHeight

    def setTabIconSize(self, size):
        """
        Set the tab button icon size.
        """
        if self.__tabIconSize != size:
            self.__tabIconSize = size
            for page in self.__pages:
                page.button.setIconSize(size)

    def tabIconSize(self):
        """
        Return the tab icon size.
        """
        return self.__tabIconSize

    def tabButton(self, index):
        """
        Return the tab button at `index`
        """
        return self.__pages[index].button

    def tabAction(self, index):
        """
        Return open/close action for the tab at `index`.
        """
        return self.__pages[index].action

    def addItem(self, widget, text, icon=None, toolTip=None):
        """
        Append the `widget` in a new tab and return its index.

        Parameters
        ----------
        widget : :class:`QWidget`
            A widget to be inserted. The toolbox takes ownership
            of the widget.

        text : str
            Name/title of the new tab.

        icon : :class:`QIcon`, optional
            An icon for the tab button.

        toolTip : str, optional
            Tool tip for the tab button.

        """
        return self.insertItem(self.count(), widget, text, icon, toolTip)

    def insertItem(self, index, widget, text, icon=None, toolTip=None):
        """
        Insert the `widget` in a new tab at position `index`.

        See also
        --------
        ToolBox.addItem

        """
        button = self.createTabButton(widget, text, icon, toolTip)

        self.__contentsLayout.insertWidget(index * 2, button)
        self.__contentsLayout.insertWidget(index * 2 + 1, widget)

        widget.hide()

        page = _ToolBoxPage(index, widget, button.defaultAction(), button)
        self.__pages.insert(index, page)

        for i in range(index + 1, self.count()):
            self.__pages[i] = self.__pages[i]._replace(index=i)

        self.__updatePositions()

        # Show (open) the first tab.
        if self.count() == 1 and index == 0:
            page.action.trigger()

        self.__updateSelected()

        self.updateGeometry()
        return index

    def removeItem(self, index):
        """
        Remove the widget at `index`.

        .. note:: The widget hidden but is is not deleted.

        """
        self.__contentsLayout.takeAt(2 * index + 1)
        self.__contentsLayout.takeAt(2 * index)
        page = self.__pages.pop(index)

        # Update the page indexes
        for i in range(index, self.count()):
            self.__pages[i] = self.__pages[i]._replace(index=i)

        page.button.deleteLater()

        # Hide the widget and reparent to self
        # This follows QToolBox.removeItem
        page.widget.hide()
        page.widget.setParent(self)

        self.__updatePositions()
        self.__updateSelected()

        self.updateGeometry()

    def count(self):
        """
        Return the number of widgets inserted in the toolbox.
        """
        return len(self.__pages)

    def widget(self, index):
        """
        Return the widget at `index`.
        """
        return self.__pages[index].widget

    def createTabButton(self, widget, text, icon=None, toolTip=None):
        """
        Create the tab button for `widget`.
        """
        action = QAction(text, self)
        action.setCheckable(True)

        if icon:
            action.setIcon(icon)

        if toolTip:
            action.setToolTip(toolTip)
        self.__tabActionGroup.addAction(action)
        self.__actionMapper.setMapping(action, action)
        action.toggled.connect(self.__actionMapper.map)

        button = ToolBoxTabButton(self, objectName="toolbox-tab-button")
        button.setDefaultAction(action)
        button.setToolButtonStyle(Qt.ToolButtonTextBesideIcon)
        button.setSizePolicy(QSizePolicy.Expanding, QSizePolicy.Fixed)

        if self.__tabIconSize.isValid():
            button.setIconSize(self.__tabIconSize)

        if self.__tabButtonHeight > 0:
            button.setFixedHeight(self.__tabButtonHeight)

        return button

    def ensureWidgetVisible(self, child, xmargin=50, ymargin=50):
        """
        Scroll the contents so child widget instance is visible inside
        the viewport.

        """
        self.__scrollArea.ensureWidgetVisible(child, xmargin, ymargin)

    def sizeHint(self):
        hint = self.__contentsLayout.sizeHint()

        if self.count():
            # Compute max width of hidden widgets also.
            scroll = self.__scrollArea
            scroll_w = scroll.verticalScrollBar().sizeHint().width()
            frame_w = self.frameWidth() * 2 + scroll.frameWidth() * 2
            max_w = max([p.widget.sizeHint().width() for p in self.__pages])
            hint = QSize(
                max(max_w, hint.width()) + scroll_w + frame_w, hint.height())

        return QSize(200, 200).expandedTo(hint)

    def __onTabActionToogled(self, action):
        page = find(self.__pages, action, key=attrgetter("action"))
        on = action.isChecked()
        page.widget.setVisible(on)
        index = page.index

        if index > 0:
            # Update the `previous` tab buttons style hints
            previous = self.__pages[index - 1].button
            flag = QStyleOptionToolBoxV2.NextIsSelected
            if on:
                previous.selected |= flag
            else:
                previous.selected &= ~flag

            previous.update()

        if index < self.count() - 1:
            next = self.__pages[index + 1].button
            flag = QStyleOptionToolBoxV2.PreviousIsSelected
            if on:
                next.selected |= flag
            else:
                next.selected &= ~flag

            next.update()

        self.tabToogled.emit(index, on)

        self.__contentsLayout.invalidate()

    def __updateSelected(self):
        """Update the tab buttons selected style flags.
        """
        if self.count() == 0:
            return

        opt = QStyleOptionToolBoxV2

        def update(button, next_sel, prev_sel):
            if next_sel:
                button.selected |= opt.NextIsSelected
            else:
                button.selected &= ~opt.NextIsSelected

            if prev_sel:
                button.selected |= opt.PreviousIsSelected
            else:
                button.selected &= ~opt.PreviousIsSelected

            button.update()

        if self.count() == 1:
            update(self.__pages[0].button, False, False)
        elif self.count() >= 2:
            pages = self.__pages
            for i in range(1, self.count() - 1):
                update(pages[i].button, pages[i + 1].action.isChecked(),
                       pages[i - 1].action.isChecked())

    def __updatePositions(self):
        """Update the tab buttons position style flags.
        """
        if self.count() == 0:
            return
        elif self.count() == 1:
            self.__pages[0].button.position = QStyleOptionToolBoxV2.OnlyOneTab
        else:
            self.__pages[0].button.position = QStyleOptionToolBoxV2.Beginning
            self.__pages[-1].button.position = QStyleOptionToolBoxV2.End
            for p in self.__pages[1:-1]:
                p.button.position = QStyleOptionToolBoxV2.Middle

        for p in self.__pages:
            p.button.update()
Exemplo n.º 47
0
class ProfilesPlugin:

    def __init__(self, iface):
        self.iface = iface
        QSettings().setValue('/UI/Customization/enabled', False)

        try:
            from profiles.tests import testerplugin
            from qgistester.tests import addTestModule
            addTestModule(testerplugin, 'Profiles plugin')
        except:
            pass

        self.userProfileAction = None
        self.profilesMenu = None

        iface.initializationCompleted.connect(self.initProfile)

    def unload(self):
        if self.profilesMenu is not None:
            self.profilesMenu.deleteLater()
        self.iface.removePluginMenu(self.tr('Profiles'), self.autoloadAction)
        self.iface.removePluginMenu(self.tr('Profiles'), self.saveProfileAction)
        try:
            from profiles.tests import testerplugin
            from qgistester.tests import removeTestModule
            removeTestModule(testerplugin, 'Profiles plugin')
        except:
            pass
        saveCurrentPluginState()

    def initGui(self):
        self.addMenus()

    def addMenus(self):
        if self.profilesMenu is not None:
            self.profilesMenu.clear()
        self.actions = defaultdict(list)
        settings = QSettings()
        defaultProfile = settings.value('profilesplugin/LastProfile', 'Default', unicode)
        autoLoad = settings.value('profilesplugin/AutoLoad', False, bool)
        for k, v in profiles.iteritems():
            action = QAction(k, self.iface.mainWindow())
            action.setCheckable(True)
            if k == defaultProfile and autoLoad:
                action.setChecked(True)
            action.triggered.connect(lambda _, menuName=k: self.applyProfile(menuName))
            action.setObjectName('mProfilesPlugin_' + k)
            self.actions[v.group].append(action)

        actions = self.iface.mainWindow().menuBar().actions()
        settingsMenu = None
        self.profilesGroup = QActionGroup(self.iface.mainWindow())
        if self.profilesMenu is None:
            for action in actions:
                if action.menu().objectName() == 'mSettingsMenu':
                    settingsMenu = action.menu()
                    self.profilesMenu = QMenu(settingsMenu)
                    self.profilesMenu.setObjectName('mProfilesPlugin')
                    self.profilesMenu.setTitle(self.tr('Profiles'))
                    settingsMenu.addMenu(self.profilesMenu)
                    break

        if self.profilesMenu is not None:
            for k,v in self.actions.iteritems():
                submenu = QMenu(self.profilesMenu)
                submenu.setObjectName('mProfilesPlugin_submenu_' + k)
                submenu.setTitle(k)
                for action in v:
                    self.profilesGroup.addAction(action)
                    submenu.addAction(action)
                self.profilesMenu.addMenu(submenu)

        self.profilesMenu.addSeparator()

        settings = QSettings()
        def _setAutoLoad():
            settings.setValue('profilesplugin/AutoLoad', self.autoloadAction.isChecked())

        self.autoloadAction = QAction(self.tr('Auto-load last profile on QGIS start'), iface.mainWindow())
        self.autoloadAction.setCheckable(True)
        autoLoad = settings.value('profilesplugin/AutoLoad', False, bool)
        self.autoloadAction.setChecked(autoLoad)
        self.autoloadAction.setObjectName('mProfilesPluginAutoLoad')
        self.autoloadAction.triggered.connect(_setAutoLoad)
        self.profilesMenu.addAction(self.autoloadAction)

        self.saveProfileAction = QAction(self.tr('Profiles manager...'),
                                         self.iface.mainWindow())
        self.saveProfileAction.setObjectName('mProfilesPluginProfilesManager')
        self.saveProfileAction.triggered.connect(self.saveProfile)
        self.profilesMenu.addAction(self.saveProfileAction)

        self.showHelpAction = QAction(self.tr('Help'), self.iface.mainWindow())
        self.showHelpAction.setIcon(QgsApplication.getThemeIcon('/mActionHelpContents.svg'))
        self.showHelpAction.setObjectName('mProfilesPluginShowHelp')
        self.showHelpAction.triggered.connect(self.showHelp)
        self.profilesMenu.addAction(self.showHelpAction)


    def applyProfile(self, name):
        profile = profiles.get(name)
        applyProfile(profile)

    def initProfile(self):
        settings = QSettings()
        autoLoad = settings.value('profilesplugin/AutoLoad', False, bool)
        if autoLoad:
            profileName = settings.value('profilesplugin/LastProfile', '', unicode)
            if profileName in profiles:
                profile = profiles[profileName]
                if not profile.hasToInstallPlugins():
                    applyProfile(profile, False)

    def saveProfile(self):
        dlg = ProfileManager(iface.mainWindow())
        dlg.exec_()

    def showHelp(self):
        if not QDesktopServices.openUrl(
                QUrl('file://{}'.format(os.path.join(pluginPath, 'docs', 'html', 'index.html')))):
            QMessageBox.warning(None,
                                self.tr('Error'),
                                self.tr('Can not open help URL in browser'))

    def tr(self, text):
        return QCoreApplication.translate('Profiles', text)
Exemplo n.º 48
0
    def __init__(self, parent=None):
        super(MainWindow, self).__init__(parent)
        self.dirty = False
        self.isLoaded = False
        self.calibration_enabled = False
        self.aggregate_enabled = False

        self.setObjectName("MainWindow")
        self.resize(800, 600)
        self.setWindowTitle("OpenFisca")
        app_icon = get_icon('OpenFisca22.png')
        self.setWindowIcon(app_icon)
        self.setLocale(QLocale(QLocale.French, QLocale.France))
        self.setDockOptions(QMainWindow.AllowNestedDocks
                            | QMainWindow.AllowTabbedDocks
                            | QMainWindow.AnimatedDocks)

        self.centralwidget = QWidget(self)
        self.gridLayout = QGridLayout(self.centralwidget)
        self.setCentralWidget(self.centralwidget)
        self.centralwidget.hide()

        self.statusbar = QStatusBar(self)
        self.statusbar.setObjectName("statusbar")
        self.setStatusBar(self.statusbar)

        # Showing splash screen
        pixmap = QPixmap(':/images/splash.png', 'png')
        self.splash = QSplashScreen(pixmap)
        font = self.splash.font()
        font.setPixelSize(10)
        self.splash.setFont(font)
        self.splash.show()
        self.splash.showMessage(
            "Initialisation...",
            Qt.AlignBottom | Qt.AlignCenter | Qt.AlignAbsolute,
            QColor(Qt.black))
        #        if CONF.get('main', 'current_version', '') != __version__:
        #            CONF.set('main', 'current_version', __version__)
        # Execute here the actions to be performed only once after
        # each update (there is nothing there for now, but it could
        # be useful some day...

        self.scenario = Scenario()
        # Preferences
        self.general_prefs = [SimConfigPage, PathConfigPage, CalConfigPage]
        self.oldXAXIS = 'sal'
        self.reforme = False
        self.apply_settings()

        # Dockwidgets creation
        self.splash.showMessage(
            "Creating widgets...",
            Qt.AlignBottom | Qt.AlignCenter | Qt.AlignAbsolute,
            QColor(Qt.black))

        self.create_dockwidgets()
        self.populate_mainwidow()

        #################################################################
        ## Menu initialization
        #################################################################
        self.splash.showMessage(
            "Creating menubar...",
            Qt.AlignBottom | Qt.AlignCenter | Qt.AlignAbsolute,
            QColor(Qt.black))
        # Menu Fichier
        self.file_menu = self.menuBar().addMenu("Fichier")
        action_export_png = create_action(self,
                                          'Exporter le graphique',
                                          icon='document-save png.png',
                                          triggered=self._graph.save_figure)
        action_export_csv = create_action(self,
                                          'Exporter la table',
                                          icon='document-save csv.png',
                                          triggered=self._table.saveCsv)
        action_pref = create_action(self,
                                    u'Préférences',
                                    QKeySequence.Preferences,
                                    icon='preferences-desktop.png',
                                    triggered=self.edit_preferences)
        action_quit = create_action(self,
                                    'Quitter',
                                    QKeySequence.Quit,
                                    icon='process-stop.png',
                                    triggered=SLOT('close()'))

        file_actions = [
            action_export_png, action_export_csv, None, action_pref, None,
            action_quit
        ]
        add_actions(self.file_menu, file_actions)

        # Menu Edit
        self.edit_menu = self.menuBar().addMenu(u"Édition")
        action_copy = create_action(self,
                                    'Copier',
                                    QKeySequence.Copy,
                                    triggered=self.global_callback,
                                    data='copy')

        edit_actions = [None, action_copy]
        add_actions(self.edit_menu, edit_actions)

        # Menu Simulation
        self.simulation_menu = self.menuBar().addMenu(u"Simulation")

        self.action_refresh_bareme = create_action(
            self,
            u'Calculer barèmes',
            shortcut='F9',
            icon='calculator_green.png',
            triggered=self.refresh_bareme)
        self.action_refresh_aggregate = create_action(
            self,
            u'Calculer aggrégats',
            shortcut='F10',
            icon='calculator_blue.png',
            triggered=self.refresh_aggregate)

        self.action_calibrate = create_action(self,
                                              u'Caler les poids',
                                              shortcut='CTRL+K',
                                              icon='scale22.png',
                                              triggered=self.calibrate)

        action_bareme = create_action(self,
                                      u'Barème',
                                      icon='bareme22.png',
                                      toggled=self.modeBareme)
        action_cas_type = create_action(self,
                                        u'Cas type',
                                        icon='castype22.png',
                                        toggled=self.modeCasType)
        action_mode_reforme = create_action(
            self,
            u'Réforme',
            icon='comparison22.png',
            toggled=self.modeReforme,
            tip=
            u"Différence entre la situation simulée et la situation actuelle")
        mode_group = QActionGroup(self)
        mode_group.addAction(action_bareme)
        mode_group.addAction(action_cas_type)
        self.mode = 'bareme'
        action_bareme.trigger()

        simulation_actions = [
            self.action_refresh_bareme, self.action_refresh_aggregate, None,
            self.action_calibrate, None, action_bareme, action_cas_type, None,
            action_mode_reforme
        ]
        add_actions(self.simulation_menu, simulation_actions)

        # Menu Help
        help_menu = self.menuBar().addMenu("&Aide")
        action_about = create_action(self,
                                     u"&About OpenFisca",
                                     triggered=self.helpAbout)
        action_help = create_action(self,
                                    "&Aide",
                                    QKeySequence.HelpContents,
                                    triggered=self.helpHelp)
        help_actions = [action_about, action_help]
        add_actions(help_menu, help_actions)

        # Display Menu
        view_menu = self.createPopupMenu()
        view_menu.setTitle("&Affichage")
        self.menuBar().insertMenu(help_menu.menuAction(), view_menu)

        # Toolbar
        self.main_toolbar = self.create_toolbar(u"Barre d'outil",
                                                'main_toolbar')
        toolbar_actions = [
            action_export_png, action_export_csv, None,
            self.action_refresh_bareme, self.action_refresh_aggregate, None,
            self.action_calibrate, None, action_bareme, action_cas_type, None,
            action_mode_reforme
        ]
        add_actions(self.main_toolbar, toolbar_actions)

        self.connect(self._menage, SIGNAL('changed()'), self.changed_bareme)
        self.connect(self._parametres, SIGNAL('changed()'), self.changed_param)
        self.connect(self._aggregate_output, SIGNAL('calculated()'),
                     self.calculated)
        self.connect(self, SIGNAL('weights_changed()'), self.refresh_aggregate)
        self.connect(self, SIGNAL('bareme_only()'), self.switch_bareme_only)

        # Window settings
        self.splash.showMessage(
            "Restoring settings...",
            Qt.AlignBottom | Qt.AlignCenter | Qt.AlignAbsolute,
            QColor(Qt.black))
        settings = QSettings()
        size = settings.value('MainWindow/Size',
                              QVariant(QSize(800, 600))).toSize()
        self.resize(size)
        position = settings.value('MainWindow/Position',
                                  QVariant(QPoint(0, 0))).toPoint()
        self.move(position)
        self.restoreState(settings.value("MainWindow/State").toByteArray())

        self.splash.showMessage(
            "Loading survey data...",
            Qt.AlignBottom | Qt.AlignCenter | Qt.AlignAbsolute,
            QColor(Qt.black))

        self.enable_aggregate(True)

        self.refresh_bareme()

        self.isLoaded = True
        self.splash.hide()
Exemplo n.º 49
0
class ContextMenu(QObject):
    def __init__(self, quarterwidget):
        QObject.__init__(self, quarterwidget)
        #QObject.__init__(quarterwidget)

        self._quarterwidget = quarterwidget
        self._rendermanager = self._quarterwidget.getSoRenderManager()

        self.contextmenu = QMenu()
        self.functionsmenu = QMenu("Functions")
        self.rendermenu = QMenu("Render Mode")
        self.stereomenu = QMenu("Stereo Mode")
        self.transparencymenu = QMenu("Transparency Type")

        self.functionsgroup = QActionGroup(self)
        self.stereomodegroup = QActionGroup(self)
        self.rendermodegroup = QActionGroup(self)
        self.transparencytypegroup = QActionGroup(self)

        self.rendermodes = []
        self.rendermodes.append((SoRenderManager.AS_IS, "as is"))
        self.rendermodes.append((SoRenderManager.WIREFRAME, "wireframe"))
        self.rendermodes.append(
            (SoRenderManager.WIREFRAME_OVERLAY, "wireframe overlay"))
        self.rendermodes.append((SoRenderManager.POINTS, "points"))
        self.rendermodes.append((SoRenderManager.HIDDEN_LINE, "hidden line"))
        self.rendermodes.append((SoRenderManager.BOUNDING_BOX, "bounding box"))

        self.stereomodes = []
        self.stereomodes.append((SoRenderManager.MONO, "mono"))
        self.stereomodes.append((SoRenderManager.ANAGLYPH, "anaglyph"))
        self.stereomodes.append((SoRenderManager.QUAD_BUFFER, "quad buffer"))
        self.stereomodes.append(
            (SoRenderManager.INTERLEAVED_ROWS, "interleaved rows"))
        self.stereomodes.append(
            (SoRenderManager.INTERLEAVED_COLUMNS, "interleaved columns"))

        self.transparencytypes = []
        self.transparencytypes.append((SoGLRenderAction.NONE, "none"))
        self.transparencytypes.append(
            (SoGLRenderAction.SCREEN_DOOR, "screen door"))
        self.transparencytypes.append((SoGLRenderAction.ADD, "add"))
        self.transparencytypes.append(
            (SoGLRenderAction.DELAYED_ADD, "delayed add"))
        self.transparencytypes.append(
            (SoGLRenderAction.SORTED_OBJECT_ADD, "sorted object add"))
        self.transparencytypes.append((SoGLRenderAction.BLEND, "blend"))
        self.transparencytypes.append(
            (SoGLRenderAction.DELAYED_BLEND, "delayed blend"))
        self.transparencytypes.append(
            (SoGLRenderAction.SORTED_OBJECT_BLEND, "sorted object blend"))
        self.transparencytypes.append(
            (SoGLRenderAction.SORTED_OBJECT_SORTED_TRIANGLE_ADD,
             "sorted object sorted triangle add"))
        self.transparencytypes.append(
            (SoGLRenderAction.SORTED_OBJECT_SORTED_TRIANGLE_BLEND,
             "sorted object sorted triangle blend"))
        self.transparencytypes.append(
            (SoGLRenderAction.SORTED_LAYERS_BLEND, "sorted layers blend"))

        self.rendermodeactions = []
        for first, second in self.rendermodes:
            action = QAction(second, self)
            action.setCheckable(True)
            action.setChecked(self._rendermanager.getRenderMode() == first)
            action.setData(QVariant(first))
            self.rendermodeactions.append(action)
            self.rendermodegroup.addAction(action)
            self.rendermenu.addAction(action)

        self.stereomodeactions = []
        for first, second in self.stereomodes:
            action = QAction(second, self)
            action.setCheckable(True)
            action.setChecked(self._rendermanager.getStereoMode() == first)
            action.setData(QVariant(first))
            self.stereomodeactions.append(action)
            self.stereomodegroup.addAction(action)
            self.stereomenu.addAction(action)

        self.transparencytypeactions = []
        for first, second in self.transparencytypes:
            action = QAction(second, self)
            action.setCheckable(True)
            action.setChecked(self._rendermanager.getGLRenderAction().
                              getTransparencyType() == first)
            action.setData(QVariant(first))
            self.transparencytypeactions.append(action)
            self.transparencytypegroup.addAction(action)
            self.transparencymenu.addAction(action)

        viewall = QAction("View All", self)
        seek = QAction("Seek", self)
        self.functionsmenu.addAction(viewall)
        self.functionsmenu.addAction(seek)

        self.connect(seek, QtCore.SIGNAL("triggered(bool)"), self.seek)

        self.connect(viewall, QtCore.SIGNAL("triggered(bool)"), self.viewAll)

        self.connect(self.rendermodegroup,
                     QtCore.SIGNAL("triggered(QAction *)"),
                     self.changeRenderMode)

        self.connect(self.stereomodegroup,
                     QtCore.SIGNAL("triggered(QAction *)"),
                     self.changeStereoMode)

        self.connect(self.transparencytypegroup,
                     QtCore.SIGNAL("triggered(QAction *)"),
                     self.changeTransparencyType)

        self.contextmenu.addMenu(self.functionsmenu)
        self.contextmenu.addMenu(self.rendermenu)
        self.contextmenu.addMenu(self.stereomenu)
        self.contextmenu.addMenu(self.transparencymenu)

    def __del__(self):
        del self.functionsmenu
        del self.rendermenu
        del self.stereomenu
        del self.transparencymenu
        del self.contextmenu

    def getMenu(self):
        return self.contextmenu

    def exec_(self, pos):
        self._processEvent("sim.coin3d.coin.PopupMenuOpen")
        self.contextmenu.exec_(pos)

    def seek(self, checked):
        self._processEvent("sim.coin3d.coin.navigation.Seek")

    def viewAll(self, checked):
        self._processEvent("sim.coin3d.coin.navigation.ViewAll")

    def _processEvent(self, eventname):
        eventmanager = self._quarterwidget.getSoEventManager()
        for c in range(eventmanager.getNumSoScXMLStateMachines()):
            sostatemachine = eventmanager.getSoScXMLStateMachine(c)
            sostatemachine.queueEvent(coin.SbName(eventname))
            sostatemachine.processEventQueue()

    def changeRenderMode(self, action):
        self._rendermanager.setRenderMode(action.data().toInt()[0])

    def changeStereoMode(self, action):
        self._rendermanager.setStereoMode(action.data().toInt()[0])

    def changeTransparencyType(self, action):
        self._quarterwidget.setTransparencyType(action.data().toInt()[0])
Exemplo n.º 50
0
    def __init__(self, parent = None):
        super(MainWindow, self).__init__(parent)
        self.dirty = False
        self.isLoaded = False
        self.calibration_enabled = False
        self.aggregate_enabled = False

        self.setObjectName("MainWindow")
        self.resize(800, 600)
        self.setWindowTitle("OpenFisca")
        app_icon = get_icon('OpenFisca22.png')
        self.setWindowIcon(app_icon)
        self.setLocale(QLocale(QLocale.French, QLocale.France))
        self.setDockOptions(QMainWindow.AllowNestedDocks|QMainWindow.AllowTabbedDocks|QMainWindow.AnimatedDocks)

        self.centralwidget = QWidget(self)
        self.gridLayout = QGridLayout(self.centralwidget)
        self.setCentralWidget(self.centralwidget)
        self.centralwidget.hide()

        self.statusbar = QStatusBar(self)
        self.statusbar.setObjectName("statusbar")
        self.setStatusBar(self.statusbar)

        # Showing splash screen
        pixmap = QPixmap(':/images/splash.png', 'png')
        self.splash = QSplashScreen(pixmap)
        font = self.splash.font()
        font.setPixelSize(10)
        self.splash.setFont(font)
        self.splash.show()
        self.splash.showMessage("Initialisation...", Qt.AlignBottom | Qt.AlignCenter | 
                                Qt.AlignAbsolute, QColor(Qt.black))
#        if CONF.get('main', 'current_version', '') != __version__:
#            CONF.set('main', 'current_version', __version__)
            # Execute here the actions to be performed only once after
            # each update (there is nothing there for now, but it could 
            # be useful some day...
        
        self.scenario = Scenario()
        # Preferences
        self.general_prefs = [SimConfigPage, PathConfigPage, CalConfigPage]
        self.oldXAXIS = 'sal'
        self.reforme = False
        self.apply_settings()
        
        # Dockwidgets creation
        self.splash.showMessage("Creating widgets...", Qt.AlignBottom | Qt.AlignCenter | 
                                Qt.AlignAbsolute, QColor(Qt.black))

        self.create_dockwidgets()
        self.populate_mainwidow()

        #################################################################
        ## Menu initialization
        #################################################################
        self.splash.showMessage("Creating menubar...", Qt.AlignBottom | Qt.AlignCenter | 
                                Qt.AlignAbsolute, QColor(Qt.black))
        # Menu Fichier
        self.file_menu = self.menuBar().addMenu("Fichier")
        action_export_png = create_action(self, 'Exporter le graphique', icon = 'document-save png.png', triggered = self._graph.save_figure)
        action_export_csv = create_action(self, 'Exporter la table', icon = 'document-save csv.png', triggered = self._table.saveCsv)
        action_pref = create_action(self, u'Préférences', QKeySequence.Preferences, icon = 'preferences-desktop.png', triggered = self.edit_preferences)
        action_quit = create_action(self, 'Quitter', QKeySequence.Quit, icon = 'process-stop.png',  triggered = SLOT('close()'))
        
        file_actions = [action_export_png, action_export_csv,None, action_pref, None, action_quit]
        add_actions(self.file_menu, file_actions)

        # Menu Edit
        self.edit_menu = self.menuBar().addMenu(u"Édition")
        action_copy = create_action(self, 'Copier', QKeySequence.Copy, triggered = self.global_callback, data = 'copy')
        
        edit_actions = [None, action_copy]
        add_actions(self.edit_menu, edit_actions)

        # Menu Simulation
        self.simulation_menu = self.menuBar().addMenu(u"Simulation")
        self.action_refresh_bareme      = create_action(self, u'Calculer barèmes', shortcut = 'F8', icon = 'view-refresh.png', triggered = self.refresh_bareme)
        self.action_refresh_calibration = create_action(self, u'Calibrer', shortcut = 'F9', icon = 'view-refresh.png', triggered = self.refresh_calibration)
        self.action_refresh_aggregate   = create_action(self, u'Calculer aggrégats', shortcut = 'F10', icon = 'view-refresh.png', triggered = self.refresh_aggregate)
        action_bareme = create_action(self, u'Barème', icon = 'bareme22.png', toggled = self.modeBareme)
        action_cas_type = create_action(self, u'Cas type', icon = 'castype22.png', toggled = self.modeCasType)
        action_mode_reforme = create_action(self, u'Réforme', icon = 'comparison22.png', toggled = self.modeReforme, tip = u"Différence entre la situation simulée et la situation actuelle")
        mode_group = QActionGroup(self)
        mode_group.addAction(action_bareme)
        mode_group.addAction(action_cas_type)
        self.mode = 'bareme'
        action_bareme.trigger()

        simulation_actions = [self.action_refresh_bareme, self.action_refresh_calibration, self.action_refresh_aggregate , None, action_bareme, action_cas_type, None, action_mode_reforme]
        add_actions(self.simulation_menu, simulation_actions)
        
        # Menu Help
        help_menu = self.menuBar().addMenu("&Aide")
        action_about = create_action(self, u"&About OpenFisca", triggered = self.helpAbout)
        action_help = create_action(self, "&Aide", QKeySequence.HelpContents, triggered = self.helpHelp)
        help_actions = [action_about, action_help]
        add_actions(help_menu, help_actions)
                
        # Display Menu
        view_menu = self.createPopupMenu()
        view_menu.setTitle("&Affichage")
        self.menuBar().insertMenu(help_menu.menuAction(),
                                  view_menu)
        
        # Toolbar
        self.main_toolbar = self.create_toolbar(u"Barre d'outil", 'main_toolbar')
        toolbar_actions = [action_export_png, action_export_csv, None, self.action_refresh_bareme,
                           self.action_refresh_calibration, self.action_refresh_aggregate, None,
                            action_bareme, action_cas_type, None, action_mode_reforme]
        add_actions(self.main_toolbar, toolbar_actions)


        self.connect(self._menage,     SIGNAL('changed()'), self.changed_bareme)
        self.connect(self._parametres, SIGNAL('changed()'), self.changed_param)
        self.connect(self._aggregate_output, SIGNAL('calculated()'), self.calculated)
        self.connect(self._calibration, SIGNAL('param_or_margins_changed()'), self.param_or_margins_changed)
        self.connect(self._calibration, SIGNAL('calibrated()'), self.calibrated)
        
        # Window settings
        self.splash.showMessage("Restoring settings...", Qt.AlignBottom | Qt.AlignCenter | 
                                Qt.AlignAbsolute, QColor(Qt.black))
        settings = QSettings()
        size = settings.value('MainWindow/Size', QVariant(QSize(800,600))).toSize()
        self.resize(size)
        position = settings.value('MainWindow/Position', QVariant(QPoint(0,0))).toPoint()
        self.move(position)
        self.restoreState(settings.value("MainWindow/State").toByteArray())



        self.splash.showMessage("Loading survey data...", Qt.AlignBottom | Qt.AlignCenter | 
                                Qt.AlignAbsolute, QColor(Qt.black))
        
        self.enable_aggregate(True)
        self.enable_calibration(True)
        
        self.refresh_bareme()
        
        self.isLoaded = True
        self.splash.hide()
Exemplo n.º 51
0
class MainUI(QtGui.QMainWindow, main_window_class):

    connectionLostSignal = pyqtSignal(str, str)
    connectionInitiatedSignal = pyqtSignal(str)
    batteryUpdatedSignal = pyqtSignal(int, object, object)
    connectionDoneSignal = pyqtSignal(str)
    connectionFailedSignal = pyqtSignal(str, str)
    disconnectedSignal = pyqtSignal(str)
    linkQualitySignal = pyqtSignal(int)

    _input_device_error_signal = pyqtSignal(str)
    _input_discovery_signal = pyqtSignal(object)
    _log_error_signal = pyqtSignal(object, str)

    def __init__(self, *args):
        super(MainUI, self).__init__(*args)
        self.setupUi(self)

        self.cf = Crazyflie(ro_cache=sys.path[0] + "/cflib/cache",
                            rw_cache=sys.path[1] + "/cache")

        cflib.crtp.init_drivers(
            enable_debug_driver=GuiConfig().get("enable_debug_driver"))

        # Create the connection dialogue
        self.connectDialogue = ConnectDialogue()

        # Create and start the Input Reader
        self._statusbar_label = QLabel("Loading device and configuration.")
        self.statusBar().addWidget(self._statusbar_label)

        self.joystickReader = JoystickReader(cf=self.cf)
        self._active_device = ""
        self.configGroup = QActionGroup(self._menu_mappings, exclusive=True)
        self._load_input_data()
        self._update_input
        ConfigManager().conf_needs_reload.add_callback(self._reload_configs)

        # Connections for the Connect Dialogue
        self.connectDialogue.requestConnectionSignal.connect(self.cf.open_link)

        self.connectionDoneSignal.connect(self.connectionDone)
        self.cf.connection_failed.add_callback(
            self.connectionFailedSignal.emit)
        self.connectionFailedSignal.connect(self.connectionFailed)

        self._input_device_error_signal.connect(self.inputDeviceError)
        self.joystickReader.device_error.add_callback(
            self._input_device_error_signal.emit)
        self._input_discovery_signal.connect(self.device_discovery)
        self.joystickReader.device_discovery.add_callback(
            self._input_discovery_signal.emit)

        # Connect UI signals
        self.menuItemConnect.triggered.connect(self.connectButtonClicked)
        self.logConfigAction.triggered.connect(self.doLogConfigDialogue)
        self.connectButton.clicked.connect(self.connectButtonClicked)
        self.quickConnectButton.clicked.connect(self.quickConnect)
        self.menuItemQuickConnect.triggered.connect(self.quickConnect)
        self.menuItemConfInputDevice.triggered.connect(self.configInputDevice)
        self.menuItemExit.triggered.connect(self.closeAppRequest)
        self.batteryUpdatedSignal.connect(self.updateBatteryVoltage)
        self._menuitem_rescandevices.triggered.connect(self._rescan_devices)
        self._menuItem_openconfigfolder.triggered.connect(
            self._open_config_folder)

        self._auto_reconnect_enabled = GuiConfig().get("auto_reconnect")
        self.autoReconnectCheckBox.toggled.connect(
            self._auto_reconnect_changed)
        self.autoReconnectCheckBox.setChecked(
            GuiConfig().get("auto_reconnect"))

        # Do not queue data from the controller output to the Crazyflie wrapper
        # to avoid latency
        #self.joystickReader.sendControlSetpointSignal.connect(
        #                                      self.cf.commander.send_setpoint,
        #                                      Qt.DirectConnection)
        self.joystickReader.input_updated.add_callback(
            self.cf.commander.send_setpoint)

        # Connection callbacks and signal wrappers for UI protection
        self.cf.connected.add_callback(self.connectionDoneSignal.emit)
        self.connectionDoneSignal.connect(self.connectionDone)
        self.cf.disconnected.add_callback(self.disconnectedSignal.emit)
        self.disconnectedSignal.connect(
            lambda linkURI: self.setUIState(UIState.DISCONNECTED, linkURI))
        self.cf.connection_lost.add_callback(self.connectionLostSignal.emit)
        self.connectionLostSignal.connect(self.connectionLost)
        self.cf.connection_requested.add_callback(
            self.connectionInitiatedSignal.emit)
        self.connectionInitiatedSignal.connect(
            lambda linkURI: self.setUIState(UIState.CONNECTING, linkURI))
        self._log_error_signal.connect(self._logging_error)

        # Connect link quality feedback
        self.cf.link_quality_updated.add_callback(self.linkQualitySignal.emit)
        self.linkQualitySignal.connect(
            lambda percentage: self.linkQualityBar.setValue(percentage))

        # Set UI state in disconnected buy default
        self.setUIState(UIState.DISCONNECTED)

        # Parse the log configuration files
        self.logConfigReader = LogConfigReader(self.cf)

        # Add things to helper so tabs can access it
        cfclient.ui.pluginhelper.cf = self.cf
        cfclient.ui.pluginhelper.inputDeviceReader = self.joystickReader
        cfclient.ui.pluginhelper.logConfigReader = self.logConfigReader

        self.logConfigDialogue = LogConfigDialogue(cfclient.ui.pluginhelper)
        self._bootloader_dialog = BootloaderDialog(cfclient.ui.pluginhelper)
        self.menuItemBootloader.triggered.connect(self._bootloader_dialog.show)
        self._about_dialog = AboutDialog(cfclient.ui.pluginhelper)
        self.menuItemAbout.triggered.connect(self._about_dialog.show)
        # Loading toolboxes (A bit of magic for a lot of automatic)
        self.toolboxes = []
        self.toolboxesMenuItem.setMenu(QtGui.QMenu())
        for t_class in cfclient.ui.toolboxes.toolboxes:
            toolbox = t_class(cfclient.ui.pluginhelper)
            dockToolbox = MyDockWidget(toolbox.getName())
            dockToolbox.setWidget(toolbox)
            self.toolboxes += [
                dockToolbox,
            ]

            # Add menu item for the toolbox
            item = QtGui.QAction(toolbox.getName(), self)
            item.setCheckable(True)
            item.triggered.connect(self.toggleToolbox)
            self.toolboxesMenuItem.menu().addAction(item)

            dockToolbox.closed.connect(lambda: self.toggleToolbox(False))

            # Setup some introspection
            item.dockToolbox = dockToolbox
            item.menuItem = item
            dockToolbox.dockToolbox = dockToolbox
            dockToolbox.menuItem = item

        # Load and connect tabs
        self.tabsMenuItem.setMenu(QtGui.QMenu())
        tabItems = {}
        self.loadedTabs = []
        for tabClass in cfclient.ui.tabs.available:
            tab = tabClass(self.tabs, cfclient.ui.pluginhelper)
            item = QtGui.QAction(tab.getMenuName(), self)
            item.setCheckable(True)
            item.toggled.connect(tab.toggleVisibility)
            self.tabsMenuItem.menu().addAction(item)
            tabItems[tab.getTabName()] = item
            self.loadedTabs.append(tab)
            if not tab.enabled:
                item.setEnabled(False)

        # First instantiate all tabs and then open them in the correct order
        try:
            for tName in GuiConfig().get("open_tabs").split(","):
                t = tabItems[tName]
                if (t != None and t.isEnabled()):
                    # Toggle though menu so it's also marked as open there
                    t.toggle()
        except Exception as e:
            logger.warning("Exception while opening tabs [%s]", e)

    def setUIState(self, newState, linkURI=""):
        self.uiState = newState
        if (newState == UIState.DISCONNECTED):
            self.setWindowTitle("Not connected")
            self.menuItemConnect.setText("Connect to Crazyflie")
            self.connectButton.setText("Connect")
            self.menuItemQuickConnect.setEnabled(True)
            self.batteryBar.setValue(3000)
            self.linkQualityBar.setValue(0)
            self.menuItemBootloader.setEnabled(True)
            self.logConfigAction.setEnabled(False)
            if (len(GuiConfig().get("link_uri")) > 0):
                self.quickConnectButton.setEnabled(True)
        if (newState == UIState.CONNECTED):
            s = "Connected on %s" % linkURI
            self.setWindowTitle(s)
            self.menuItemConnect.setText("Disconnect")
            self.connectButton.setText("Disconnect")
            self.logConfigAction.setEnabled(True)
        if (newState == UIState.CONNECTING):
            s = "Connecting to %s ..." % linkURI
            self.setWindowTitle(s)
            self.menuItemConnect.setText("Cancel")
            self.connectButton.setText("Cancel")
            self.quickConnectButton.setEnabled(False)
            self.menuItemBootloader.setEnabled(False)
            self.menuItemQuickConnect.setEnabled(False)

    @pyqtSlot(bool)
    def toggleToolbox(self, display):
        menuItem = self.sender().menuItem
        dockToolbox = self.sender().dockToolbox

        if display and not dockToolbox.isVisible():
            dockToolbox.widget().enable()
            self.addDockWidget(dockToolbox.widget().preferedDockArea(),
                               dockToolbox)
            dockToolbox.show()
        elif not display:
            dockToolbox.widget().disable()
            self.removeDockWidget(dockToolbox)
            dockToolbox.hide()
            menuItem.setChecked(False)

    def _rescan_devices(self):
        self._statusbar_label.setText("No inputdevice connected!")
        self._menu_devices.clear()
        self._active_device = ""
        self.joystickReader.stop_input()
        for c in self._menu_mappings.actions():
            c.setEnabled(False)
        devs = self.joystickReader.getAvailableDevices()
        if (len(devs) > 0):
            self.device_discovery(devs)

    def configInputDevice(self):
        self.inputConfig = InputConfigDialogue(self.joystickReader)
        self.inputConfig.show()

    def _auto_reconnect_changed(self, checked):
        self._auto_reconnect_enabled = checked
        GuiConfig().set("auto_reconnect", checked)
        logger.info("Auto reconnect enabled: %s", checked)

    def doLogConfigDialogue(self):
        self.logConfigDialogue.show()

    def updateBatteryVoltage(self, timestamp, data, logconf):
        self.batteryBar.setValue(int(data["pm.vbat"] * 1000))

    def connectionDone(self, linkURI):
        self.setUIState(UIState.CONNECTED, linkURI)

        GuiConfig().set("link_uri", linkURI)

        lg = LogConfig("Battery", 1000)
        lg.add_variable("pm.vbat", "float")
        self.cf.log.add_config(lg)
        if lg.valid:
            lg.data_received_cb.add_callback(self.batteryUpdatedSignal.emit)
            lg.error_cb.add_callback(self._log_error_signal.emit)
            lg.start()
        else:
            logger.warning("Could not setup loggingblock!")

    def _logging_error(self, log_conf, msg):
        QMessageBox.about(
            self, "Log error", "Error when starting log config"
            " [%s]: %s" % (log_conf.name, msg))

    def connectionLost(self, linkURI, msg):
        if not self._auto_reconnect_enabled:
            if (self.isActiveWindow()):
                warningCaption = "Communication failure"
                error = "Connection lost to %s: %s" % (linkURI, msg)
                QMessageBox.critical(self, warningCaption, error)
                self.setUIState(UIState.DISCONNECTED, linkURI)
        else:
            self.quickConnect()

    def connectionFailed(self, linkURI, error):
        if not self._auto_reconnect_enabled:
            msg = "Failed to connect on %s: %s" % (linkURI, error)
            warningCaption = "Communication failure"
            QMessageBox.critical(self, warningCaption, msg)
            self.setUIState(UIState.DISCONNECTED, linkURI)
        else:
            self.quickConnect()

    def closeEvent(self, event):
        self.hide()
        self.cf.close_link()
        GuiConfig().save_file()

    def connectButtonClicked(self):
        if (self.uiState == UIState.CONNECTED):
            self.cf.close_link()
        elif (self.uiState == UIState.CONNECTING):
            self.cf.close_link()
            self.setUIState(UIState.DISCONNECTED)
        else:
            self.connectDialogue.show()

    def inputDeviceError(self, error):
        self.cf.close_link()
        QMessageBox.critical(self, "Input device error", error)

    def _load_input_data(self):
        self.joystickReader.stop_input()
        # Populate combo box with available input device configurations
        for c in ConfigManager().get_list_of_configs():
            node = QAction(c,
                           self._menu_mappings,
                           checkable=True,
                           enabled=False)
            node.toggled.connect(self._inputconfig_selected)
            self.configGroup.addAction(node)
            self._menu_mappings.addAction(node)

    def _reload_configs(self, newConfigName):
        # remove the old actions from the group and the menu
        for action in self._menu_mappings.actions():
            self.configGroup.removeAction(action)
        self._menu_mappings.clear()

        # reload the conf files, and populate the menu
        self._load_input_data()

        self._update_input(self._active_device, newConfigName)

    def _update_input(self, device="", config=""):
        self.joystickReader.stop_input()
        self._active_config = str(config)
        self._active_device = str(device)

        GuiConfig().set("input_device", self._active_device)
        GuiConfig().get("device_config_mapping")[
            self._active_device] = self._active_config
        self.joystickReader.start_input(self._active_device,
                                        self._active_config)

        # update the checked state of the menu items
        for c in self._menu_mappings.actions():
            c.setEnabled(True)
            if c.text() == self._active_config:
                c.setChecked(True)
        for c in self._menu_devices.actions():
            c.setEnabled(True)
            if c.text() == self._active_device:
                c.setChecked(True)

        # update label
        if device == "" and config == "":
            self._statusbar_label.setText("No input device selected")
        elif config == "":
            self._statusbar_label.setText("Using [%s] - "
                                          "No input config selected" %
                                          (self._active_device))
        else:
            self._statusbar_label.setText(
                "Using [%s] with config [%s]" %
                (self._active_device, self._active_config))

    def _inputdevice_selected(self, checked):
        if (not checked):
            return
        self.joystickReader.stop_input()
        sender = self.sender()
        self._active_device = sender.text()
        device_config_mapping = GuiConfig().get("device_config_mapping")
        if (self._active_device in device_config_mapping.keys()):
            self._current_input_config = device_config_mapping[str(
                self._active_device)]
        else:
            self._current_input_config = self._menu_mappings.actions()[0].text(
            )
        GuiConfig().set("input_device", str(self._active_device))

        for c in self._menu_mappings.actions():
            if (c.text() == self._current_input_config):
                c.setChecked(True)

        self.joystickReader.start_input(str(sender.text()),
                                        self._current_input_config)
        self._statusbar_label.setText(
            "Using [%s] with config [%s]" %
            (self._active_device, self._current_input_config))

    def _inputconfig_selected(self, checked):
        if (not checked):
            return
        self._update_input(self._active_device, self.sender().text())

    def device_discovery(self, devs):
        group = QActionGroup(self._menu_devices, exclusive=True)

        for d in devs:
            node = QAction(d["name"], self._menu_devices, checkable=True)
            node.toggled.connect(self._inputdevice_selected)
            group.addAction(node)
            self._menu_devices.addAction(node)
            if (d["name"] == GuiConfig().get("input_device")):
                self._active_device = d["name"]
        if (len(self._active_device) == 0):
            self._active_device = self._menu_devices.actions()[0].text()

        device_config_mapping = GuiConfig().get("device_config_mapping")
        if (device_config_mapping):
            if (self._active_device in device_config_mapping.keys()):
                self._current_input_config = device_config_mapping[str(
                    self._active_device)]
            else:
                self._current_input_config = self._menu_mappings.actions(
                )[0].text()
        else:
            self._current_input_config = self._menu_mappings.actions()[0].text(
            )

        # Now we know what device to use and what mapping, trigger the events
        # to change the menus and start the input
        for c in self._menu_mappings.actions():
            c.setEnabled(True)
            if (c.text() == self._current_input_config):
                c.setChecked(True)

        for c in self._menu_devices.actions():
            if (c.text() == self._active_device):
                c.setChecked(True)

    def quickConnect(self):
        try:
            self.cf.open_link(GuiConfig().get("link_uri"))
        except KeyError:
            self.cf.open_link("")

    def _open_config_folder(self):
        QDesktopServices.openUrl(
            QUrl("file:///" + QDir.toNativeSeparators(sys.path[1])))

    def closeAppRequest(self):
        self.close()
        sys.exit(0)
Exemplo n.º 52
0
class FilterClauseWidget(QWidget, Ui_FilterClauseWidget):

    clauseAdded = pyqtSignal()
    clauseRemoved = pyqtSignal(int)
    clauseChanged = pyqtSignal(int)

    def __init__(self, parent=None):
        super(FilterClauseWidget, self).__init__(parent)
        self.setupUi(self)

        self._filterIndex = -1
        self._filterType = FilterType.Include
        self._filterActionStatus = -1
        self._siteCode = ''

        self._addIcon = QIcon(':/plugins/ark/filter/addFilter.svg')
        self._addAction = QAction(self._addIcon, 'Add filter', self)
        self._addAction.setStatusTip('Add filter')
        self._addAction.triggered.connect(self._addFilterClicked)

        self._removeIcon = QIcon(':/plugins/ark/filter/removeFilter.svg')
        self._removeAction = QAction(self._removeIcon, 'Remove filter', self)
        self._removeAction.setStatusTip('Remove filter')
        self._removeAction.triggered.connect(self._removeFilterClicked)

        self.setFilterAction(FilterWidgetAction.AddFilter)

        self._includeIcon = QIcon(':/plugins/ark/filter/includeFilter.png')
        self._includeAction = QAction(self._includeIcon, 'Include', self)
        self._includeAction.setStatusTip('Include items in selection')
        self._includeAction.setCheckable(True)
        self._includeAction.triggered.connect(self._includeFilterChecked)

        self._excludeIcon = QIcon(':/plugins/ark/filter/excludeFilter.png')
        self._excludeAction = QAction(self._excludeIcon, 'Exclude', self)
        self._excludeAction.setStatusTip('Exclude items from selection')
        self._excludeAction.setCheckable(True)
        self._excludeAction.triggered.connect(self._excludeFilterChecked)

        self._selectIcon = QIcon(':/plugins/ark/filter/selectFilter.svg')
        self._selectAction = QAction(self._selectIcon, 'Select', self)
        self._selectAction.setStatusTip('Select items')
        self._selectAction.setCheckable(True)
        self._selectAction.triggered.connect(self._selectFilterChecked)

        self._highlightIcon = QIcon(':/plugins/ark/filter/highlightFilter.svg')
        self._highlightAction = QAction(self._highlightIcon, 'Highlight', self)
        self._highlightAction.setStatusTip('Highlight items')
        self._highlightAction.setCheckable(True)
        self._highlightAction.triggered.connect(self._highlightFilterChecked)

        self._typeActionGroup = QActionGroup(self)
        self._typeActionGroup.addAction(self._includeAction)
        self._typeActionGroup.addAction(self._excludeAction)
        self._typeActionGroup.addAction(self._selectAction)
        self._typeActionGroup.addAction(self._highlightAction)

        self._colorTool = QgsColorButtonV2(self)
        self._colorTool.setAllowAlpha(True)
        self._colorTool.setColorDialogTitle('Choose Highlight Color')
        self._colorTool.setContext('Choose Highlight Color')
        self._colorTool.setDefaultColor(Application.highlightFillColor())
        self._colorTool.setToDefaultColor()
        self._colorTool.colorChanged.connect(self._colorChanged)
        self._colorAction = QWidgetAction(self)
        self._colorAction.setDefaultWidget(self._colorTool)

        self._typeMenu = QMenu(self)
        self._typeMenu.addActions(self._typeActionGroup.actions())
        self._typeMenu.addSeparator()
        self._typeMenu.addAction(self._colorAction)
        self.filterTypeTool.setMenu(self._typeMenu)

        self._setFilterType(FilterType.Include)

    def index(self):
        return self._filterIndex

    def setIndex(self, index):
        self._filterIndex = index

    def clause(self):
        cl = FilterClause()
        cl.item = Item(self.siteCode(), self.classCode(), self.filterRange())
        cl.action = self.filterType()
        cl.color = self.color()
        return cl

    def setClause(self, clause):
        self.blockSignals(True)
        self._colorTool.blockSignals(True)
        self._siteCode = clause.item.siteCode()
        self.filterClassCombo.setCurrentIndex(self.filterClassCombo.findData(clause.item.classCode()))
        self.filterRangeCombo.setEditText(clause.item.itemId())
        self._setFilterType(clause.action)
        # self._colorTool.setColor(clause.color)
        self._colorTool.blockSignals(False)
        self.blockSignals(False)

    def _setFilterType(self, filterType):
        self._filterType = filterType
        if filterType == FilterType.Exclude:
            self._excludeAction.setChecked(True)
            self.filterTypeTool.setDefaultAction(self._excludeAction)
        elif filterType == FilterType.Select:
            self._selectAction.setChecked(True)
            self.filterTypeTool.setDefaultAction(self._selectAction)
        elif filterType == FilterType.Highlight:
            self._highlightAction.setChecked(True)
            self.filterTypeTool.setDefaultAction(self._highlightAction)
        else:
            self._includeAction.setChecked(True)
            self.filterTypeTool.setDefaultAction(self._includeAction)

    def filterType(self):
        return self._filterType

    def siteCode(self):
        return self._siteCode

    def setSiteCode(self, siteCode):
        self._siteCode = siteCode

    def classCode(self):
        return self.filterClassCombo.itemData(self.filterClassCombo.currentIndex())

    def filterRange(self):
        return self._normaliseRange(self.filterRangeCombo.currentText())

    def color(self):
        return self._colorTool.color()

    def setClassCodes(self, codes):
        self.filterClassCombo.clear()
        keys = codes.keys()
        keys.sort()
        for key in keys:
            self.filterClassCombo.addItem(codes[key], key)

    def setHistory(self, history):
        self.filterRangeCombo.addItems(history)
        self.filterRangeCombo.clearEditText()

    def history(self):
        history = []
        for idx in range(0, self.filterRangeCombo.count()):
            history.append(self.filterRangeCombo.itemText(idx))
        return history

    def clearFilterRange(self):
        self.filterRangeCombo.clearEditText()

    def setFilterAction(self, action):
        if self._filterActionStatus == FilterWidgetAction.AddFilter:
            self.filterRangeCombo.lineEdit().returnPressed.disconnect(self._addFilterClicked)
        elif self._filterActionStatus == FilterWidgetAction.RemoveFilter:
            self.filterRangeCombo.lineEdit().editingFinished.disconnect(self._filterRangeChanged)
        self._filterActionStatus = action
        if action == FilterWidgetAction.LockFilter:
            self.filterActionTool.removeAction(self._addAction)
            self.filterActionTool.setDefaultAction(self._removeAction)
            self.setEnabled(False)
        elif action == FilterWidgetAction.RemoveFilter:
            self.filterActionTool.removeAction(self._addAction)
            self.filterActionTool.setDefaultAction(self._removeAction)
            self.filterRangeCombo.lineEdit().editingFinished.connect(self._filterRangeChanged)
            self.setEnabled(True)
        else:
            self.filterActionTool.removeAction(self._removeAction)
            self.filterActionTool.setDefaultAction(self._addAction)
            self.filterRangeCombo.lineEdit().returnPressed.connect(self._addFilterClicked)
            self.setEnabled(True)

    def _normaliseRange(self, text):
        return text.replace(' - ', '-').replace(',', ' ').strip()

    def _addFilterClicked(self):
        self.setFilterAction(FilterWidgetAction.RemoveFilter)
        self.clauseAdded.emit()

    def _removeFilterClicked(self):
        self.clauseRemoved.emit(self._filterIndex)

    def _includeFilterChecked(self):
        self._setFilterType(FilterType.Include)
        self.clauseChanged.emit(self._filterIndex)

    def _excludeFilterChecked(self):
        self._setFilterType(FilterType.Exclude)
        self.clauseChanged.emit(self._filterIndex)

    def _highlightFilterChecked(self):
        self._setFilterType(FilterType.Highlight)
        self.clauseChanged.emit(self._filterIndex)

    def _selectFilterChecked(self):
        self._setFilterType(FilterType.Select)
        self.clauseChanged.emit(self._filterIndex)

    def _filterRangeChanged(self):
        self.clauseChanged.emit(self._filterIndex)

    def _colorChanged(self, color):
        pix = QPixmap(22, 22)
        pix.fill(color)
        self._highlightIcon = QIcon(pix)
        self._highlightAction.setIcon(self._highlightIcon)
        self._setFilterType(FilterType.Highlight)
        self.clauseChanged.emit(self._filterIndex)
Exemplo n.º 53
0
class MapWidget(Ui_CanvasWidget, QMainWindow):
    def __init__(self, parent=None):
        super(MapWidget, self).__init__(parent)
        self.setupUi(self)

        self.firstshow = True
        self.layerbuttons = []
        self.editfeaturestack = []
        self.lastgpsposition = None
        self.project = None
        self.gps = None
        self.gpslogging = None
        self.selectionbands = defaultdict(partial(QgsRubberBand, self.canvas))

        self.canvas.setCanvasColor(Qt.white)
        self.canvas.enableAntiAliasing(True)
        self.canvas.setWheelAction(QgsMapCanvas.WheelZoomToMouseCursor)

        if hasattr(self.canvas, 'setParallelRenderingEnabled'):
            self.canvas.setParallelRenderingEnabled(True)

        pal = QgsPalLabeling()
        self.canvas.mapRenderer().setLabelingEngine(pal)
        self.canvas.setFrameStyle(QFrame.NoFrame)

        self.editgroup = QActionGroup(self)
        self.editgroup.setExclusive(True)
        self.editgroup.addAction(self.actionPan)
        self.editgroup.addAction(self.actionZoom_In)
        self.editgroup.addAction(self.actionZoom_Out)
        self.editgroup.addAction(self.actionInfo)

        self.actionGPS = GPSAction(":/icons/gps", self.canvas, self)
        self.projecttoolbar.addAction(self.actionGPS)

        gpsspacewidget= QWidget()
        gpsspacewidget.setMinimumWidth(30)
        gpsspacewidget.setSizePolicy(QSizePolicy.Expanding, QSizePolicy.Expanding)

        self.topspaceraction = self.projecttoolbar.insertWidget(self.actionGPS, gpsspacewidget)

        self.dataentryselection = QAction(self.projecttoolbar)
        self.dataentryaction = self.projecttoolbar.insertAction(self.topspaceraction, self.dataentryselection)
        self.dataentryselection.triggered.connect(self.select_data_entry)

        self.marker = GPSMarker(self.canvas)
        self.marker.hide()

        self.currentfeatureband = QgsRubberBand(self.canvas)
        self.currentfeatureband.setIconSize(20)
        self.currentfeatureband.setWidth(10)
        self.currentfeatureband.setColor(QColor(186, 93, 212, 76))

        self.gpsband = QgsRubberBand(self.canvas)
        self.gpsband.setColor(QColor(0, 0, 212, 76))
        self.gpsband.setWidth(5)

        RoamEvents.editgeometry.connect(self.queue_feature_for_edit)
        RoamEvents.selectioncleared.connect(self.clear_selection)
        RoamEvents.selectionchanged.connect(self.highlight_selection)
        RoamEvents.featureformloaded.connect(self.feature_form_loaded)

        self.connectButtons()

    def init_qgisproject(self, doc):
        parser = ProjectParser(doc)
        canvasnode = parser.canvasnode
        self.canvas.freeze()
        self.canvas.mapRenderer().readXML(canvasnode)
        self.canvaslayers = parser.canvaslayers()
        self.canvas.setLayerSet(self.canvaslayers)
        #red = QgsProject.instance().readNumEntry( "Gui", "/CanvasColorRedPart", 255 )[0];
        #green = QgsProject.instance().readNumEntry( "Gui", "/CanvasColorGreenPart", 255 )[0];
        #blue = QgsProject.instance().readNumEntry( "Gui", "/CanvasColorBluePart", 255 )[0];
        #color = QColor(red, green, blue);
        #self.canvas.setCanvasColor(color)
        self.canvas.updateScale()
        return self.canvas.mapRenderer().destinationCrs()

    def showEvent(self, *args, **kwargs):
        if self.firstshow:
            self.canvas.refresh()
            self.canvas.repaint()
            self.firstshow = False

    def feature_form_loaded(self, form, feature, project, editmode):
        self.currentfeatureband.setToGeometry(feature.geometry(), form.QGISLayer)

    def highlight_selection(self, results):
        self.clear_selection()
        for layer, features in results.iteritems():
            band = self.selectionbands[layer]
            band.setColor(QColor(255, 0, 0, 200))
            band.setIconSize(20)
            band.setWidth(2)
            band.setBrushStyle(Qt.NoBrush)
            band.reset(layer.geometryType())
            for feature in features:
                band.addGeometry(feature.geometry(), layer)

    def highlight_active_selection(self, layer, feature, features):
        self.clear_selection()
        self.highlight_selection({layer: features})
        self.currentfeatureband.setToGeometry(feature.geometry(), layer)

    def clear_selection(self):
        # Clear the main selection rubber band
        self.currentfeatureband.reset()
        # Clear the rest
        for band in self.selectionbands.itervalues():
            band.reset()

        self.editfeaturestack = []

    def queue_feature_for_edit(self, form, feature):
        def trigger_default_action():
            for action in self.projecttoolbar.actions():
                if action.property('dataentry') and action.isdefault:
                    action.trigger()
                    break

        self.editfeaturestack.append((form, feature))
        self.load_form(form)
        trigger_default_action()

    def clear_temp_objects(self):
        def clear_tool_band():
            """
            Clear the rubber band of the active tool if it has one
            """
            tool = self.canvas.mapTool()
            try:
                tool.clearBand()
            except AttributeError:
                # No clearBand method found, but that's cool.
                pass

        self.currentfeatureband.reset()
        clear_tool_band()


    def settings_updated(self, settings):
        self.actionGPS.updateGPSPort()
        gpslogging = settings.get('gpslogging', True)
        if self.gpslogging:
            self.gpslogging.logging = gpslogging

    def set_gps(self, gps, logging):
        self.gps = gps
        self.gpslogging = logging
        self.gps.gpsposition.connect(self.gps_update_canvas)
        self.gps.firstfix.connect(self.gps_first_fix)
        self.gps.gpsdisconnected.connect(self.gps_disconnected)

    def gps_update_canvas(self, position, gpsinfo):
        # Recenter map if we go outside of the 95% of the area
        if self.gpslogging.logging:
            self.gpsband.addPoint(position)
            self.gpsband.show()

        if roam.config.settings.get('gpscenter', True):
            if not self.lastgpsposition == position:
                self.lastposition = position
                rect = QgsRectangle(position, position)
                extentlimt = QgsRectangle(self.canvas.extent())
                extentlimt.scale(0.95)

                if not extentlimt.contains(position):
                    self.zoom_to_location(position)

        self.marker.show()
        self.marker.setCenter(position)

    def gps_first_fix(self, postion, gpsinfo):
        zoomtolocation = roam.config.settings.get('gpszoomonfix', True)
        if zoomtolocation:
            self.canvas.zoomScale(1000)
            self.zoom_to_location(postion)

    def zoom_to_location(self, position):
        rect = QgsRectangle(position, position)
        self.canvas.setExtent(rect)
        self.canvas.refresh()

    def gps_disconnected(self):
        self.marker.hide()

    def select_data_entry(self):
        def showformerror(form):
            pass

        def actions():
            for form in self.project.forms:
                action = form.createuiaction()
                valid, failreasons = form.valid
                if not valid:
                    roam.utils.warning("Form {} failed to load".format(form.label))
                    roam.utils.warning("Reasons {}".format(failreasons))
                    action.triggered.connect(partial(showformerror, form))
                else:
                    action.triggered.connect(partial(self.load_form, form))
                yield action

        formpicker = PickActionDialog(msg="Select data entry form")
        formpicker.addactions(actions())
        formpicker.exec_()

    def project_loaded(self, project):
        self.project = project
        self.actionPan.trigger()
        try:
            firstform = project.forms[0]
            self.load_form(firstform)
            self.dataentryselection.setVisible(True)
        except IndexError:
            self.dataentryselection.setVisible(False)

        # Enable the raster layers button only if the project contains a raster layer.
        layers = QgsMapLayerRegistry.instance().mapLayers().values()
        hasrasters = any(layer.type() == QgsMapLayer.RasterLayer for layer in layers)
        self.actionRaster.setEnabled(hasrasters)
        self.defaultextent = self.canvas.extent()
        roam.utils.info("Extent: {}".format(self.defaultextent.toString()))

        self.infoTool.selectionlayers = project.selectlayersmapping()

        self.canvas.freeze(False)
        self.canvas.refresh()

    def setMapTool(self, tool, *args):
        self.canvas.setMapTool(tool)

    def connectButtons(self):
        def connectAction(action, tool):
            action.toggled.connect(partial(self.setMapTool, tool))

        def cursor(name):
            pix = QPixmap(name)
            pix = pix.scaled(QSize(24,24))
            return QCursor(pix)

        self.zoomInTool = QgsMapToolZoom(self.canvas, False)
        self.zoomOutTool = QgsMapToolZoom(self.canvas, True)
        self.panTool = PanTool(self.canvas)
        self.infoTool = InfoTool(self.canvas)

        connectAction(self.actionZoom_In, self.zoomInTool)
        connectAction(self.actionZoom_Out, self.zoomOutTool)
        connectAction(self.actionPan, self.panTool)
        connectAction(self.actionInfo, self.infoTool)

        self.zoomInTool.setCursor(cursor(':/icons/in'))
        self.zoomOutTool.setCursor(cursor(':/icons/out'))
        self.infoTool.setCursor(cursor(':/icons/info'))

        self.actionRaster.triggered.connect(self.toggleRasterLayers)

        self.infoTool.infoResults.connect(RoamEvents.selectionchanged.emit)

        self.actionHome.triggered.connect(self.homeview)

    def homeview(self):
        """
        Zoom the mapview canvas to the extents the project was opened at i.e. the
        default extent.
        """
        self.canvas.setExtent(self.defaultextent)
        self.canvas.refresh()

    def load_form(self, form):
        self.clearCapatureTools()
        self.dataentryselection.setIcon(QIcon(form.icon))
        self.dataentryselection.setText(form.icontext)
        self.create_capture_buttons(form)

    def create_capture_buttons(self, form):
        tool = form.getMaptool()(self.canvas)
        for action in tool.actions:
            # Create the action here.
            if action.ismaptool:
                action.toggled.connect(partial(self.setMapTool, tool))

            # Set the action as a data entry button so we can remove it later.
            action.setProperty("dataentry", True)
            self.editgroup.addAction(action)
            self.layerbuttons.append(action)
            self.projecttoolbar.insertAction(self.topspaceraction, action)
            action.setChecked(action.isdefault)

        if hasattr(tool, 'geometryComplete'):
            add = partial(self.add_new_feature, form)
            tool.geometryComplete.connect(add)
        else:
            tool.finished.connect(self.openForm)
            tool.error.connect(partial(self.showUIMessage, form.label))

    def add_new_feature(self, form, geometry):
        """
        Add a new new feature to the given layer
        """
        # TODO Extract into function.
        # NOTE This function is doing too much, acts as add and also edit.
        layer = form.QGISLayer
        if layer.geometryType() in [QGis.WKBMultiLineString, QGis.WKBMultiPoint, QGis.WKBMultiPolygon]:
            geometry.convertToMultiType()

        try:
            form, feature = self.editfeaturestack.pop()
            self.editfeaturegeometry(form, feature, newgeometry=geometry)
            return
        except IndexError:
            pass

        layer = form.QGISLayer
        fields = layer.pendingFields()

        feature = QgsFeature(fields)
        feature.setGeometry(geometry)

        for index in xrange(fields.count()):
            pkindexes = layer.dataProvider().pkAttributeIndexes()
            if index in pkindexes and layer.dataProvider().name() == 'spatialite':
                continue

            value = layer.dataProvider().defaultValue(index)
            feature[index] = value

        RoamEvents.open_feature_form(form, feature, editmode=False)

    def editfeaturegeometry(self, form, feature, newgeometry):
        # TODO Extract into function.
        layer = form.QGISLayer
        layer.startEditing()
        feature.setGeometry(newgeometry)
        layer.updateFeature(feature)
        saved = layer.commitChanges()
        if not saved:
            map(roam.utils.error, layer.commitErrors())
        self.canvas.refresh()
        self.currentfeatureband.setToGeometry(feature.geometry(), layer)
        RoamEvents.editgeometry_complete.emit(form, feature)

    def clearCapatureTools(self):
        captureselected = False
        for action in self.projecttoolbar.actions():
            if action.objectName() == "capture" and action.isChecked():
                captureselected = True

            if action.property('dataentry'):
                self.projecttoolbar.removeAction(action)
        return captureselected

    def toggleRasterLayers(self):
        """
        Toggle all raster layers on or off.
        """
        if not self.canvaslayers:
            return

        #Freeze the canvas to save on UI refresh
        self.canvas.freeze()
        for layer in self.canvaslayers:
            if layer.layer().type() == QgsMapLayer.RasterLayer:
                layer.setVisible(not layer.isVisible())
                # Really!? We have to reload the whole layer set every time?
            # WAT?
        self.canvas.setLayerSet(self.canvaslayers)
        self.canvas.freeze(False)
        self.canvas.refresh()

    def cleanup(self):
        self.gpsband.reset()
        self.gpsband.hide()
        self.clear_selection()
        self.clear_temp_objects()
        self.clearCapatureTools()
        self.canvas.freeze()
        self.canvas.clear()
        self.canvas.freeze(False)
        for action in self.layerbuttons:
            self.editgroup.removeAction(action)
Exemplo n.º 54
0
class EjdexplInt:

    def __init__(self, iface):

        self.iface = iface
        self.plugin_dir = os.path.dirname(__file__)
        self.searchobj = None
        self.readconfig()
        self.updateconfig()
        self.srsitem = CanvasItems(self.iface.mapCanvas(),self.config['search_color'],self.config['search_style'],self.config['search_width'],self.config['search_icon'],self.config['search_size'])
        self.db = QSqlDatabase.addDatabase('QODBC')
        self.db.setDatabaseName(self.config['connection'])
        
        locale = QSettings().value('locale/userLocale')[0:2]
        locale_path = os.path.join(self.plugin_dir,'i18n','EjdexplInt_{}.qm'.format(locale))
        if os.path.exists(locale_path):
            self.translator = QTranslator()
            self.translator.load(locale_path)

            if qVersion() > '4.3.3':
                QCoreApplication.installTranslator(self.translator)

    def tr(self, message):

        return QCoreApplication.translate('EjdexplInt', message)

    def initGui(self):
    
        self.action = QAction(QIcon(":/plugins/EjdexplInt/icons/icon.png"),self.tr(u'Activate EjdExplorer tool'),self.iface.mainWindow())
        self.action.setWhatsThis(u"Activate EjdExplorer tool")
        self.action.triggered.connect(self.run)
    
        self.tbmenu = QMenu()

        self.ag1 = QActionGroup(self.tbmenu,exclusive=True)
        self.acPol  = self.ag1.addAction(QAction(QIcon(':/plugins/EjdexplInt/icons/Icons8-Ios7-Maps-Polygon.ico'),self.tr(u'Draw polygon'),self.tbmenu,checkable=True))
        self.acLin  = self.ag1.addAction(QAction(QIcon(':/plugins/EjdexplInt/icons/Icons8-Ios7-Maps-Polyline.ico'),self.tr(u'Draw line'),self.tbmenu,checkable=True))
        self.acPnt  = self.ag1.addAction(QAction(QIcon(':/plugins/EjdexplInt/icons/Icons8-Ios7-Maps-Geo-Fence.ico'),self.tr(u'Draw point'),self.tbmenu,checkable=True))
        self.acAlay = self.ag1.addAction(QAction(QIcon(':/plugins/EjdexplInt/icons/Icons8-Ios7-Maps-Layers.ico'),self.tr(u'Active selection'),self.tbmenu,checkable=True))
        self.acPobj = self.ag1.addAction(QAction(QIcon(':/plugins/EjdexplInt/icons/Icons8-Ios7-Maps-Quest.ico'),self.tr(u'Previous object'),self.tbmenu,checkable=True))
        self.tbmenu.addActions(self.ag1.actions());
        self.acPol.setChecked(self.config['searchtool']==u'polygon')
        self.acLin.setChecked(self.config['searchtool']==u'line')
        self.acPnt.setChecked(self.config['searchtool']==u'point')
        self.acAlay.setChecked(self.config['searchtool']==u'selection')
        self.acPobj.setChecked(self.config['searchtool']==u'search')

        self.tbmenu.addSeparator()

        self.ag2 = QActionGroup(self.tbmenu,exclusive=True)
        self.acSingle = self.ag2.addAction(QAction(self.tr(u'Use single mode'),self.tbmenu,checkable=True))
        self.acBulk = self.ag2.addAction(QAction(self.tr(u'Use bulk mode'),self.tbmenu,checkable=True))
        self.acMerge = self.ag2.addAction(QAction(self.tr(u'Use merge mode'),self.tbmenu,checkable=True))
        self.tbmenu.addActions(self.ag2.actions());
        self.acSingle.setChecked(self.config['tabchoice']==u'single')
        self.acBulk.setChecked(self.config['tabchoice']==u'bulk')
        self.acMerge.setChecked(self.config['tabchoice']==u'merge')

        if self.config['old_behavior'] == 0:
            self.tbmenu.addSeparator()
            self.acClear = QAction(self.tr(u'Clear'),self.tbmenu,checkable=False)
            self.acClear.triggered.connect(self.clearSearch)    
            self.tbmenu.addAction(self.acClear)

        self.toolButton = QToolButton()
        self.toolButton.addAction(self.action)
        self.toolButton.setDefaultAction(self.action)
        self.toolButton.setMenu(self.tbmenu)
        self.toolButton.setPopupMode(QToolButton.MenuButtonPopup)
        self.iface.addToolBarWidget(self.toolButton)
        self.iface.addPluginToMenu(self.tr(u'Activate EjdExplorer tool'), self.action)

        self.ag1.triggered.connect(self.drawChanged)    

    def drawChanged(self, action):
        if action.isChecked():
            self.run()


    def clearSearch(self):
        if self.config['old_behavior'] == 0:
            self.srsitem.clearMarkerGeom()
        
    def unload(self):

        self.iface.removePluginMenu(self.tr(u'Activate EjdExplorer tool'), self.action)
        self.iface.removeToolBarIcon(self.action)
        del self.tbmenu     # No parent
        del self.toolButton # No parent


    def run(self):

        geoms =  None
        canvas = self.iface.mapCanvas()
        if self.config['old_behavior'] == 0:
            self.srsitem.clearMarkerGeom()

        if self.acPol.isChecked():   # polygon
            tool = CaptureTool(canvas, self.geometryAdded, CaptureTool.CAPTURE_POLYGON)
            canvas.setMapTool(tool)        
        elif self.acLin.isChecked(): # line
            tool = CaptureTool(canvas, self.geometryAdded, CaptureTool.CAPTURE_LINE)
            canvas.setMapTool(tool)        
        elif self.acPnt.isChecked(): # point
            tool = AddPointTool(canvas, self.geometryAdded)
            canvas.setMapTool(tool)        
        elif self.acAlay.isChecked(): # active layer selection
            layer = self.iface.activeLayer()
            if (layer) and (layer.type() == QgsMapLayer.VectorLayer):
                selection = layer.selectedFeatures()
                if (selection):
                    for f in selection:
                        if geoms == None:
                            geoms = f.geometry()
                        else:
                            geoms = geoms.combine( f.geometry() )
            if (geoms != None):
                self.geometryAdded(geoms)            
            else:
                self.iface.messageBar().pushMessage(self.tr(u'EjdExplorer - Object definition'), self.tr(u'No object found'), QgsMessageBar.CRITICAL, 6)
        elif self.acPobj.isChecked(): # existing object
            geoms = self.searchobj
            if (geoms != None):
                self.geometryAdded(geoms)            
            else:
                self.iface.messageBar().pushMessage(self.tr(u'EjdExplorer - Object definition'), self.tr(u'No existing object found'), QgsMessageBar.CRITICAL, 6)
                self.acPol.setChecked(True)
        else:
            self.iface.messageBar().pushMessage(self.tr(u'EjdExplorer - Object definition'), self.tr(u'Uknown search tool'), QgsMessageBar.CRITICAL, 6)

    def cnvobj2wkt (self,gobj,epsg_in,epsg_out, buffer_pol, buffer_lin):
        
        # Buffer around search object; negative for polygon or positive for points and lines
        if gobj.type() == 2: # Polygon
            gobj = gobj.buffer(buffer_pol,8)       
        else:                # Line or Point
            gobj = gobj.buffer(buffer_lin,8)       

        crsSrc = QgsCoordinateReferenceSystem(int(epsg_in))
        crsDest = QgsCoordinateReferenceSystem(int(epsg_out))
        xform = QgsCoordinateTransform(crsSrc, crsDest)
        i = gobj.transform(xform)

        return gobj.exportToWkt()

    def geometryAdded(self, geom):

        self.iface.messageBar().pushMessage(self.tr(u'EjdExplorer - Start EjdExplorer'), self.tr(u'Starting EjdExplorer program, takes a few seconds..'), QgsMessageBar.INFO, 6)

        self.searchobj = geom
        if self.config['old_behavior'] == 0:
            self.srsitem.setMarkerGeom(geom)
        epsg_in = self.iface.mapCanvas().mapRenderer().destinationCrs().authid().replace('EPSG:','')
        geom_txt = self.cnvobj2wkt (geom,epsg_in,self.config['epsg'],self.config['buffer_pol'],self.config['buffer_lin'])
        txt1, txt2 = self.getlists (geom_txt)
        
        mode = u'single'
        if self.acBulk.isChecked():
            mode = u'bulk'
        if self.acMerge.isChecked():
            mode = u'merge'

        # NB! parameters dosn't work as expected, LIFA contacted (and admit to an error in their program)
        txt = u'start ' + self.config['command'] + u' "' + self.config['parameter'].format(mode, txt1,txt2) + u'"'
        txt = txt.encode('latin-1')
        if len(txt) <= 8190: # max length of command-line parameter 
            os.system ( txt)
        else:
            self.iface.messageBar().pushMessage(self.tr(u'EjdExplorer - Start EjdExplorer'), self.tr(u'To many entities selected; try with a smaller search object'), QgsMessageBar.CRITICAL, 6)       

        self.iface.actionPan().trigger()


    def msgbox (self,txt1):

        cb = QApplication.clipboard()
        cb.setText(txt1)
        msgBox = QMessageBox()
        msgBox.setText(txt1)
        msgBox.exec_()

    def getlists(self, wkt):

        ejrlrv = []
        matrnr = []

        if (self.db.open()==True):     
 			    
            query = QSqlQuery (self.config['sqlquery'].format(wkt,self.config['epsg'])) 
            while (query.next()):
                ejrlrv.append(query.value(0))
                matrnr.append(query.value(1))
        else:
            self.iface.messageBar().pushMessage(self.tr(u'EjdExplorer - Database Error'), db.lastError().text(), QgsMessageBar.INFO, 6)

        return u','.join(ejrlrv), u','.join(matrnr) 

        
    def readconfig(self):

        s = QSettings()
        k = __package__
        self.config = {
            'epsg':       unicode(s.value(k + "/epsg"       , "25832", type=str)),
            'buffer_pol': s.value(k + "/buffer_pol" , -0.1, type=float),
            'buffer_lin': s.value(k + "/buffer_lin" , 0.1, type=float),
            'searchtool': unicode(s.value(k + "/searchtool" , "point", type=str)).lower(),
            'tabchoice':  unicode(s.value(k + "/tabchoice"  , "single", type=str)).lower(),
            'sqlquery':   unicode(s.value(k + "/sqlquery"   , "select  LTRIM(RTRIM(CONVERT(varchar(10), [landsejerlavskode]))) as ejrlvnr, LTRIM(RTRIM([matrikelnummer])) as matrnr from [dbo].[Jordstykke] where geometry::STGeomFromText('{0}',{1}).STIntersects([geometri])=1", type=str)),
            'connection': unicode(s.value(k + "/connection" , "Driver={SQL Server};Server=f-sql12;Database=LOIS;Trusted_Connection=Yes;", type=str)),
            'command':    unicode(s.value(k + "/command"    , 'C:/"Program Files (x86)"/LIFA/EjdExplorer/LIFA.EjdExplorer.GUI.exe', type=str)),
            'parameter':  unicode(s.value(k + "/parameter"  , 'ejdexpl://?mode={0}&CadastralDistrictIdentifier={1}&RealPropertyKey={2}', type=str)),
            'search_color':  str(s.value(k + "/search_color", "#FF0000", type=str)),
            'search_width':  s.value(k + "/search_width", 4, type=int),
            'search_style':  s.value(k + "/search_style", 1, type=int),
            'search_icon':   s.value(k + "/search_icon", QgsVertexMarker.ICON_CROSS, type=int),
            'search_size':   s.value(k + "/search_size", 30, type=int),
            'old_behavior':   s.value(k + "/old_behavior", 0, type=int)
        }
        self.srsitem = CanvasItems(self.iface.mapCanvas(),self.config['search_color'],self.config['search_style'],self.config['search_width'],self.config['search_icon'],self.config['search_size'])

    def updateconfig(self):

        s = QSettings()
        k = __package__
        s.setValue(k + "/epsg",          self.config['epsg'])
        s.setValue(k + "/buffer_pol",    self.config['buffer_pol'])
        s.setValue(k + "/buffer_lin",    self.config['buffer_lin'])
        s.setValue(k + "/searchtool",    self.config['searchtool'])
        s.setValue(k + "/tabchoice",     self.config['tabchoice'])
        s.setValue(k + "/sqlquery",      self.config['sqlquery'])
        s.setValue(k + "/connection",    self.config['connection'])
        s.setValue(k + "/command",       self.config['command'])
        s.setValue(k + "/parameter",     self.config['parameter'])
        s.setValue(k + "/search_color",  self.config['search_color'])
        s.setValue(k + "/search_style",  self.config['search_style'])
        s.setValue(k + "/search_width",  self.config['search_width'])
        s.setValue(k + "/search_icon",  self.config['search_icon'])
        s.setValue(k + "/search_size",  self.config['search_size'])
        s.setValue(k + "/old_behavior", self.config['old_behavior'])
        s.sync
Exemplo n.º 55
0
class FreeseerApp(QMainWindowWithDpi):

    def __init__(self, config):
        super(FreeseerApp, self).__init__()
        self.config = config
        self.icon = QIcon()
        self.icon.addPixmap(QPixmap(_fromUtf8(":/freeseer/logo.png")), QIcon.Normal, QIcon.Off)
        self.setWindowIcon(self.icon)

        self.aboutDialog = AboutDialog()
        self.aboutDialog.setModal(True)

        self.logDialog = LogDialog()

        #
        # Translator
        #
        self.app = QApplication.instance()
        self.current_language = None
        self.uiTranslator = QTranslator()
        self.uiTranslator.load(":/languages/tr_en_US.qm")
        self.app.installTranslator(self.uiTranslator)
        self.langActionGroup = QActionGroup(self)
        self.langActionGroup.setExclusive(True)
        QTextCodec.setCodecForTr(QTextCodec.codecForName('utf-8'))
        self.connect(self.langActionGroup, SIGNAL('triggered(QAction *)'), self.translate)
        # --- Translator

        #
        # Setup Menubar
        #
        self.menubar = self.menuBar()

        self.menubar.setGeometry(self.qrect_with_dpi(0, 0, 500, 50))
        self.menubar.setObjectName(_fromUtf8("menubar"))
        self.menuFile = QMenu(self.menubar)
        self.menuFile.setObjectName(_fromUtf8("menuFile"))
        self.menuLanguage = QMenu(self.menubar)
        self.menuLanguage.setObjectName(_fromUtf8("menuLanguage"))
        self.menuHelp = QMenu(self.menubar)
        self.menuHelp.setObjectName(_fromUtf8("menuHelp"))

        exitIcon = QIcon.fromTheme("application-exit")
        self.actionExit = QAction(self)
        self.actionExit.setShortcut("Ctrl+Q")
        self.actionExit.setObjectName(_fromUtf8("actionExit"))
        self.actionExit.setIcon(exitIcon)

        helpIcon = QIcon.fromTheme("help-contents")
        self.actionOnlineHelp = QAction(self)
        self.actionOnlineHelp.setObjectName(_fromUtf8("actionOnlineHelp"))
        self.actionOnlineHelp.setIcon(helpIcon)

        self.actionAbout = QAction(self)
        self.actionAbout.setObjectName(_fromUtf8("actionAbout"))
        self.actionAbout.setIcon(self.icon)

        self.actionLog = QAction(self)
        self.actionLog.setObjectName(_fromUtf8("actionLog"))
        self.actionLog.setShortcut("Ctrl+L")

        # Actions
        self.menuFile.addAction(self.actionExit)
        self.menuHelp.addAction(self.actionAbout)
        self.menuHelp.addAction(self.actionLog)
        self.menuHelp.addAction(self.actionOnlineHelp)
        self.menubar.addAction(self.menuFile.menuAction())
        self.menubar.addAction(self.menuLanguage.menuAction())
        self.menubar.addAction(self.menuHelp.menuAction())

        self.setupLanguageMenu()
        # --- End Menubar

        self.connect(self.actionExit, SIGNAL('triggered()'), self.close)
        self.connect(self.actionAbout, SIGNAL('triggered()'), self.aboutDialog.show)
        self.connect(self.actionLog, SIGNAL('triggered()'), self.logDialog.show)
        self.connect(self.actionOnlineHelp, SIGNAL('triggered()'), self.openOnlineHelp)

        self.retranslateFreeseerApp()
        self.aboutDialog.aboutWidget.retranslate("en_US")

    def openOnlineHelp(self):
        """Opens a link to the Freeseer Online Help"""
        url = QUrl("http://freeseer.readthedocs.org")
        QDesktopServices.openUrl(url)

    def translate(self, action):
        """Translates the GUI via menu action.

        When a language is selected from the language menu, this function is
        called and the language to be changed to is retrieved.
        """
        self.current_language = str(action.data().toString()).strip("tr_").rstrip(".qm")

        log.info("Switching language to: %s" % action.text())
        self.uiTranslator.load(":/languages/tr_%s.qm" % self.current_language)
        self.app.installTranslator(self.uiTranslator)

        self.retranslateFreeseerApp()
        self.aboutDialog.aboutWidget.retranslate(self.current_language)
        self.retranslate()
        self.logDialog.retranslate()

    def retranslate(self):
        """
        Reimplement this function to provide translations to your app.
        """
        pass

    def retranslateFreeseerApp(self):
        #
        # Menubar
        #
        self.menuFile.setTitle(self.app.translate("FreeseerApp", "&File"))
        self.menuLanguage.setTitle(self.app.translate("FreeseerApp", "&Language"))
        self.menuHelp.setTitle(self.app.translate("FreeseerApp", "&Help"))

        self.actionExit.setText(self.app.translate("FreeseerApp", "&Quit"))
        self.actionAbout.setText(self.app.translate("FreeseerApp", "&About"))
        self.actionLog.setText(self.app.translate("FreeseerApp", "View &Log"))
        self.actionOnlineHelp.setText(self.app.translate("FreeseerApp", "Online Documentation"))
        # --- Menubar

    def setupLanguageMenu(self):
        self.languages = QDir(":/languages").entryList()

        if self.current_language is None:
            self.current_language = QLocale.system().name()  # Retrieve Current Locale from the operating system.
            log.debug("Detected user's locale as %s" % self.current_language)

        for language in self.languages:
            translator = QTranslator()  # Create a translator to translate Language Display Text.
            translator.load(":/languages/%s" % language)
            language_display_text = translator.translate("Translation", "Language Display Text")

            languageAction = QAction(self)
            languageAction.setCheckable(True)
            languageAction.setText(language_display_text)
            languageAction.setData(language)
            self.menuLanguage.addAction(languageAction)
            self.langActionGroup.addAction(languageAction)
Exemplo n.º 56
0
class ViewerWnd(QMainWindow):
    def __init__(self, app, dictOpts):
        QMainWindow.__init__(self)
        self.setWindowTitle("PostGIS Layer Viewer - v.1.6.1")
        self.setTabPosition(Qt.BottomDockWidgetArea, QTabWidget.North)

        self.canvas = QgsMapCanvas()
        self.canvas.setCanvasColor(Qt.white)
        self.canvas.useImageToRender(True)
        self.canvas.enableAntiAliasing(True)
        self.setCentralWidget(self.canvas)

        actionZoomIn = QAction(QIcon(imgs_dir + "mActionZoomIn.png"),
                               QString("Zoom in"), self)
        actionZoomOut = QAction(QIcon(imgs_dir + "mActionZoomOut.png"),
                                QString("Zoom out"), self)
        actionPan = QAction(QIcon(imgs_dir + "mActionPan.png"), QString("Pan"),
                            self)
        actionZoomFullExtent = QAction(
            QIcon(imgs_dir + "mActionZoomFullExtent.png"),
            QString("Zoom full"), self)

        actionZoomIn.setCheckable(True)
        actionZoomOut.setCheckable(True)
        actionPan.setCheckable(True)

        self.connect(actionZoomIn, SIGNAL("triggered()"), self.zoomIn)
        self.connect(actionZoomOut, SIGNAL("triggered()"), self.zoomOut)
        self.connect(actionPan, SIGNAL("triggered()"), self.pan)
        self.connect(actionZoomFullExtent, SIGNAL("triggered()"),
                     self.zoomFullExtent)

        self.actionGroup = QActionGroup(self)
        self.actionGroup.addAction(actionPan)
        self.actionGroup.addAction(actionZoomIn)
        self.actionGroup.addAction(actionZoomOut)

        # Create the toolbar
        self.toolbar = self.addToolBar("Map tools")
        self.toolbar.addAction(actionPan)
        self.toolbar.addAction(actionZoomIn)
        self.toolbar.addAction(actionZoomOut)
        self.toolbar.addAction(actionZoomFullExtent)

        # Create the map tools
        self.toolPan = QgsMapToolPan(self.canvas)
        self.toolPan.setAction(actionPan)
        self.toolZoomIn = QgsMapToolZoom(self.canvas, False)  # false = in
        self.toolZoomIn.setAction(actionZoomIn)
        self.toolZoomOut = QgsMapToolZoom(self.canvas, True)  # true = out
        self.toolZoomOut.setAction(actionZoomOut)

        # Create the statusbar
        self.statusbar = QStatusBar(self)
        self.statusbar.setObjectName("statusbar")
        self.setStatusBar(self.statusbar)

        self.lblXY = QLabel()
        self.lblXY.setFrameStyle(QFrame.Box)
        self.lblXY.setMinimumWidth(170)
        self.lblXY.setAlignment(Qt.AlignCenter)
        self.statusbar.setSizeGripEnabled(False)
        self.statusbar.addPermanentWidget(self.lblXY, 0)

        self.lblScale = QLabel()
        self.lblScale.setFrameStyle(QFrame.StyledPanel)
        self.lblScale.setMinimumWidth(140)
        self.statusbar.addPermanentWidget(self.lblScale, 0)

        self.createLegendWidget()  # Create the legend widget

        self.connect(app, SIGNAL("loadPgLayer"), self.loadLayer)
        self.connect(self.canvas, SIGNAL("scaleChanged(double)"),
                     self.changeScale)
        self.connect(self.canvas, SIGNAL("xyCoordinates(const QgsPoint&)"),
                     self.updateXY)

        self.pan()  # Default

        self.plugins = Plugins(self, self.canvas, dictOpts['-h'],
                               dictOpts['-p'], dictOpts['-d'], dictOpts['-U'],
                               dictOpts['-W'])

        self.createAboutWidget()
        self.layerSRID = '-1'
        self.loadLayer(dictOpts)

    def zoomIn(self):
        self.canvas.setMapTool(self.toolZoomIn)

    def zoomOut(self):
        self.canvas.setMapTool(self.toolZoomOut)

    def pan(self):
        self.canvas.setMapTool(self.toolPan)

    def zoomFullExtent(self):
        self.canvas.zoomToFullExtent()

    def about(self):
        pass

    def createLegendWidget(self):
        """ Create the map legend widget and associate it to the canvas """
        self.legend = Legend(self)
        self.legend.setCanvas(self.canvas)
        self.legend.setObjectName("theMapLegend")

        self.LegendDock = QDockWidget("Layers", self)
        self.LegendDock.setObjectName("legend")
        self.LegendDock.setTitleBarWidget(QWidget())
        self.LegendDock.setWidget(self.legend)
        self.LegendDock.setContentsMargins(0, 0, 0, 0)
        self.addDockWidget(Qt.BottomDockWidgetArea, self.LegendDock)

    def createAboutWidget(self):
        self.AboutDock = QDockWidget("About", self)
        self.AboutDock.setObjectName("about")
        self.AboutDock.setTitleBarWidget(QWidget())
        self.AboutDock.setContentsMargins(0, 0, 0, 0)
        self.tabifyDockWidget(self.LegendDock, self.AboutDock)
        self.LegendDock.raise_()  # legendDock at the top

        from PyQt4.QtCore import QRect
        from PyQt4.QtGui import QSizePolicy, QGridLayout, QFont
        font = QFont()
        font.setFamily("Sans Serif")
        font.setPointSize(8.7)
        self.AboutWidget = QWidget()
        self.AboutWidget.setFont(font)
        self.AboutWidget.setObjectName("AboutWidget")
        self.AboutDock.setWidget(self.AboutWidget)
        self.labelAbout = QLabel(self.AboutWidget)
        self.labelAbout.setAlignment(Qt.AlignCenter)
        self.labelAbout.setWordWrap(True)
        self.gridLayout = QGridLayout(self.AboutWidget)
        self.gridLayout.setContentsMargins(0, 0, 0, 0)
        self.gridLayout.setObjectName("gridLayout")
        self.gridLayout.addWidget(self.labelAbout, 0, 1, 1, 1)
        self.labelAbout.setTextInteractionFlags(Qt.LinksAccessibleByMouse
                                                | Qt.LinksAccessibleByKeyboard
                                                | Qt.TextSelectableByKeyboard
                                                | Qt.TextSelectableByMouse)
        self.labelAbout.setOpenExternalLinks(True)
        self.labelAbout.setText("<html><head/><body><a href=\"http://geotux.tuxfamily.org/index.php/en/geo-blogs/item/293-consola-sql-para-plugin-pgadmin-postgis-viewer\">PostGIS Layer Viewer</a> v.1.6.1 (2015.02.24)<br \><br \>" \
            "Copyright (c) 2010 Ivan Mincik,<br \>[email protected]<br \>" \
            u"Copyright (c) 2011-2015 Germán Carrillo,<br \>[email protected]<br \><br \>" \
            "<i>Licensed under the terms of GNU GPL v.2.0</i><br \><br \>" \
            "Based on PyQGIS. Plugin Fast SQL Layer by Pablo T. Carreira.</body></html>" )

    def loadLayer(self, dictOpts):
        print 'I: Loading the layer...'
        self.layerSRID = dictOpts[
            'srid']  # To access the SRID when querying layer properties

        if not self.isActiveWindow():
            self.activateWindow()
            self.raise_()

        if dictOpts['type'] == 'vector':
            # QGIS connection
            uri = QgsDataSourceURI()
            uri.setConnection(dictOpts['-h'], dictOpts['-p'], dictOpts['-d'],
                              dictOpts['-U'], dictOpts['-W'])
            uri.setDataSource(dictOpts['-s'], dictOpts['-t'], dictOpts['-g'])
            layer = QgsVectorLayer(uri.uri(),
                                   dictOpts['-s'] + '.' + dictOpts['-t'],
                                   "postgres")
        elif dictOpts['type'] == 'raster':
            connString = "PG: dbname=%s host=%s user=%s password=%s port=%s mode=2 " \
                "schema=%s column=%s table=%s" % ( dictOpts['-d'], dictOpts['-h'],
                dictOpts['-U'], dictOpts['-W'], dictOpts['-p'], dictOpts['-s'],
                dictOpts['col'], dictOpts['-t'] )
            layer = QgsRasterLayer(connString,
                                   dictOpts['-s'] + '.' + dictOpts['-t'])

            if layer.isValid():
                layer.setContrastEnhancement(
                    QgsContrastEnhancement.StretchToMinimumMaximum)

        self.addLayer(layer, self.layerSRID)

    def addLayer(self, layer, srid='-1'):
        if layer.isValid():
            # Only in case that srid != -1, read the layer SRS properties, otherwise don't since it will return 4326
            if srid != '-1':
                self.layerSRID = layer.crs().description() + ' (' + str(
                    layer.crs().postgisSrid()) + ')'
            else:
                self.layerSRID = 'Unknown SRS (-1)'

            if self.canvas.layerCount() == 0:
                self.canvas.setExtent(layer.extent())

                if srid != '-1':
                    print 'I: Map SRS (EPSG): %s' % self.layerSRID
                    self.canvas.setMapUnits(layer.crs().mapUnits())
                else:
                    print 'I: Unknown Reference System'
                    self.canvas.setMapUnits(0)  # 0: QGis.Meters

            return QgsMapLayerRegistry.instance().addMapLayer(layer)
        return False

    def activeLayer(self):
        """ Returns the active layer in the layer list widget """
        return self.legend.activeLayer()

    def getLayerProperties(self, l):
        """ Create a layer-properties string (l:layer)"""
        print 'I: Generating layer properties...'
        if l.type() == 0:  # Vector
            wkbType = [
                "WKBUnknown", "WKBPoint", "WKBLineString", "WKBPolygon",
                "WKBMultiPoint", "WKBMultiLineString", "WKBMultiPolygon",
                "WKBNoGeometry", "WKBPoint25D", "WKBLineString25D",
                "WKBPolygon25D", "WKBMultiPoint25D", "WKBMultiLineString25D",
                "WKBMultiPolygon25D"
            ]
            properties = "Source: %s\n" \
                         "Geometry type: %s\n" \
                         "Number of features: %s\n" \
                         "Number of fields: %s\n" \
                         "SRS (EPSG): %s\n" \
                         "Extent: %s " \
                          % ( l.source(), wkbType[l.wkbType()], l.featureCount(),
                              l.dataProvider().fields().count(), self.layerSRID,
                              l.extent().toString() )
        elif l.type() == 1:  # Raster
            rType = [
                "GrayOrUndefined (single band)", "Palette (single band)",
                "Multiband", "ColorLayer"
            ]
            properties = "Source: %s\n" \
                         "Raster type: %s\n" \
                         "Width-Height (pixels): %sx%s\n" \
                         "Bands: %s\n" \
                         "SRS (EPSG): %s\n" \
                         "Extent: %s" \
                         % ( l.source(), rType[l.rasterType()], l.width(), l.height(),
                             l.bandCount(), self.layerSRID, l.extent().toString() )

        self.layerSRID = '-1'  # Initialize the srid
        return properties

    def changeScale(self, scale):
        self.lblScale.setText("Scale 1:" + formatNumber(scale))

    def updateXY(self, p):
        if self.canvas.mapUnits() == 2:  # Degrees
            self.lblXY.setText( formatToDegrees( p.x() ) + " | " \
                + formatToDegrees( p.y() ) )
        else:  # Unidad lineal
            self.lblXY.setText( formatNumber( p.x() ) + " | " \
                + formatNumber( p.y() ) + "" )
Exemplo n.º 57
0
    def create_actions(self):
        fileNewAction = self.createAction("&New...", self.fileNew,
                                          QKeySequence.New, "filenew",
                                          "Create an image file")
        fileOpenAction = self.createAction("&Open...", self.fileOpen,
                                           QKeySequence.Open, "fileopen",
                                           "Open an existing image file")
        fileSaveAction = self.createAction("&Save", self.fileSave,
                                           QKeySequence.Save, "filesave",
                                           "Save the image")
        fileSaveAsAction = self.createAction(
            "Save &As...",
            self.fileSaveAs,
            icon="filesaveas",
            tip="Save the image using a new name")
        filePrintAction = self.createAction("&Print", self.filePrint,
                                            QKeySequence.Print, "fileprint",
                                            "Print the image")
        fileQuitAction = self.createAction("&Quit", self.close, "Ctrl+Q",
                                           "filequit", "Close the application")
        editInvertAction = self.createAction("&Invert", None, "Ctrl+I",
                                             "editinvert",
                                             "Invert the image's colors", True)
        editInvertAction.toggled.connect(self.editInvert)
        editSwapRedAndBlueAction = self.createAction(
            "Sw&ap Red and Blue", None, "Ctrl+A", "editswap",
            "Swap the image's red and blue color components", True)
        editSwapRedAndBlueAction.toggled.connect(self.editSwapRedAndBlue)
        editZoomAction = self.createAction("&Zoom...", self.editZoom, "Alt+Z",
                                           "editzoom", "Zoom the image")
        mirrorGroup = QActionGroup(self)
        editUnMirrorAction = self.createAction("&Unmirror", None, "Ctrl+U",
                                               "editunmirror",
                                               "Unmirror the image", True)
        editUnMirrorAction.toggled.connect(self.editUnMirror)
        mirrorGroup.addAction(editUnMirrorAction)
        editMirrorHorizontalAction = self.createAction(
            "Mirror &Horizontally", None, "Ctrl+H", "editmirrorhoriz",
            "Horizontally mirror the image", True)
        editMirrorHorizontalAction.toggled.connect(self.editMirrorHorizontal)
        mirrorGroup.addAction(editMirrorHorizontalAction)
        editMirrorVerticalAction = self.createAction(
            "Mirror &Vertically", None, "Ctrl+V", "editmirrorvert",
            "Vertically mirror the image", True)
        editMirrorVerticalAction.toggled.connect(self.editMirrorVertical)
        mirrorGroup.addAction(editMirrorVerticalAction)
        editUnMirrorAction.setChecked(True)
        helpAboutAction = self.createAction("&About Image Changer",
                                            self.helpAbout)
        helpHelpAction = self.createAction("&Help", self.helpHelp,
                                           QKeySequence.HelpContents)

        self.fileMenu = self.menuBar().addMenu("&File")
        self.fileMenuActions = (fileNewAction, fileOpenAction, fileSaveAction,
                                fileSaveAsAction, None, filePrintAction,
                                fileQuitAction)
        self.fileMenu.aboutToShow.connect(self.updateFileMenu)
        editMenu = self.menuBar().addMenu("&Edit")
        self.addActions(
            editMenu,
            (editInvertAction, editSwapRedAndBlueAction, editZoomAction))
        mirrorMenu = editMenu.addMenu(QIcon(":/editmirror.png"), "&Mirror")
        self.addActions(mirrorMenu,
                        (editUnMirrorAction, editMirrorHorizontalAction,
                         editMirrorVerticalAction))
        helpMenu = self.menuBar().addMenu("&Help")
        self.addActions(helpMenu, (helpAboutAction, helpHelpAction))

        fileToolbar = self.addToolBar("File")
        fileToolbar.setObjectName("FileToolBar")
        self.addActions(fileToolbar,
                        (fileNewAction, fileOpenAction, fileSaveAsAction))
        editToolbar = self.addToolBar("Edit")
        editToolbar.setObjectName("EditToolBar")
        self.addActions(
            editToolbar,
            (editInvertAction, editSwapRedAndBlueAction, editUnMirrorAction,
             editMirrorVerticalAction, editMirrorHorizontalAction))
        self.zoomSpinBox = QSpinBox()
        self.zoomSpinBox.setRange(1, 400)
        self.zoomSpinBox.setSuffix(" %")
        self.zoomSpinBox.setValue(100)
        self.zoomSpinBox.setToolTip("Zoom the image")
        self.zoomSpinBox.setStatusTip(self.zoomSpinBox.toolTip())
        self.zoomSpinBox.setFocusPolicy(Qt.NoFocus)
        self.zoomSpinBox.valueChanged.connect(self.showImage)
        editToolbar.addWidget(self.zoomSpinBox)

        self.addActions(
            self.imageLabel,
            (editInvertAction, editSwapRedAndBlueAction, editUnMirrorAction,
             editMirrorVerticalAction, editMirrorHorizontalAction))

        self.resetableActions = ((editInvertAction,
                                  False), (editSwapRedAndBlueAction, False),
                                 (editUnMirrorAction, True))
Exemplo n.º 58
0
class LayerSnappingAction(LayerSnappingEnabledAction):

    """Action to change snapping settings for a QGIS vector layer."""

    snapSettingsChanged = pyqtSignal(str)

    def __init__(self, snapLayer, parent=None):
        super(LayerSnappingAction, self).__init__(snapLayer, parent)

        self._toleranceAction = None  # LayerSnappingToleranceAction()
        self._avoidAction = None  # LayerSnappingAvoidIntersectionsAction()

        self._vertexAction = LayerSnappingTypeAction(snapLayer, Snapping.Vertex, self)
        self._segmentAction = LayerSnappingTypeAction(snapLayer, Snapping.Segment, self)
        self._vertexSegmentAction = LayerSnappingTypeAction(snapLayer, Snapping.VertexAndSegment, self)

        self._snappingTypeActionGroup = QActionGroup(self)
        self._snappingTypeActionGroup.addAction(self._vertexAction)
        self._snappingTypeActionGroup.addAction(self._segmentAction)
        self._snappingTypeActionGroup.addAction(self._vertexSegmentAction)

        self._toleranceAction = LayerSnappingToleranceAction(snapLayer, parent)

        self._pixelUnitsAction = LayerSnappingUnitAction(snapLayer, Snapping.Pixels, self)
        self._layerUnitsAction = LayerSnappingUnitAction(snapLayer, Snapping.LayerUnits, self)
        self._projectUnitsAction = LayerSnappingUnitAction(snapLayer, Snapping.ProjectUnits, self)

        self._unitTypeActionGroup = QActionGroup(self)
        self._unitTypeActionGroup.addAction(self._pixelUnitsAction)
        self._unitTypeActionGroup.addAction(self._layerUnitsAction)
        self._unitTypeActionGroup.addAction(self._projectUnitsAction)

        menu = ControlMenu(parent)
        menu.addActions(self._snappingTypeActionGroup.actions())
        menu.addSeparator()
        menu.addAction(self._toleranceAction)
        menu.addActions(self._unitTypeActionGroup.actions())
        if (isinstance(snapLayer, QgisInterface)
                or (isinstance(snapLayer, QgsVectorLayer) and snapLayer.geometryType() == QGis.Polygon)):
            self._avoidAction = LayerSnappingAvoidIntersectionsAction(snapLayer, self)
            menu.addSeparator()
            menu.addAction(self._avoidAction)
        self.setMenu(menu)

        self._refreshAction()

        # Make sure we catch changes in the main snapping dialog
        QgsProject.instance().snapSettingsChanged.connect(self._refreshAction)
        # If using current layer, make sure we update when it changes
        if self._iface:
            self._iface.legendInterface().currentLayerChanged.connect(self._refreshAction)
        # If any of the settings change then signal, but don't tell project as actions already have
        self.snappingEnabledChanged.connect(self.snapSettingsChanged)
        self._vertexAction.snappingTypeChanged.connect(self.snapSettingsChanged)
        self._segmentAction.snappingTypeChanged.connect(self.snapSettingsChanged)
        self._vertexSegmentAction.snappingTypeChanged.connect(self.snapSettingsChanged)
        self._toleranceAction.snappingToleranceChanged.connect(self.snapSettingsChanged)
        self._pixelUnitsAction.snappingUnitChanged.connect(self.snapSettingsChanged)
        self._layerUnitsAction.snappingUnitChanged.connect(self.snapSettingsChanged)
        self._projectUnitsAction.snappingUnitChanged.connect(self.snapSettingsChanged)
        if self._avoidAction:
            self._avoidAction.avoidIntersectionsChanged.connect(self.snapSettingsChanged)

    def setInterface(self, iface):
        self._toleranceAction.setInterface(iface)

    def unload(self):
        if not self._layerId:
            return
        super(LayerSnappingAction, self).unload()
        QgsProject.instance().snapSettingsChanged.disconnect(self._refreshAction)
        self.snappingEnabledChanged.disconnect(self.snapSettingsChanged)
        self._vertexAction.snappingTypeChanged.disconnect(self.snapSettingsChanged)
        self._segmentAction.snappingTypeChanged.disconnect(self.snapSettingsChanged)
        self._vertexSegmentAction.snappingTypeChanged.disconnect(self.snapSettingsChanged)
        self._toleranceAction.snappingToleranceChanged.disconnect(self.snapSettingsChanged)
        self._pixelUnitsAction.snappingUnitChanged.disconnect(self.snapSettingsChanged)
        self._layerUnitsAction.snappingUnitChanged.disconnect(self.snapSettingsChanged)
        self._projectUnitsAction.snappingUnitChanged.disconnect(self.snapSettingsChanged)
        if self._avoidAction:
            self._avoidAction.avoidIntersectionsChanged.disconnect(self.snapSettingsChanged)
        self._vertexAction.unload()
        self._segmentAction.unload()
        self._vertexSegmentAction.unload()
        self._toleranceAction.unload()
        self._pixelUnitsAction.unload()
        self._layerUnitsAction.unload()
        self._projectUnitsAction.unload()

    # Private API

    def _refreshAction(self):
        if (self._segmentAction.isChecked()):
            self.setIcon(self._segmentAction.icon())
        elif (self._vertexSegmentAction.isChecked()):
            self.setIcon(self._vertexSegmentAction.icon())
        else:  # Snapping.Vertex or undefined
            self.setIcon(self._vertexAction.icon())
        if self._iface and self._avoidAction:
            layer = QgsMapLayerRegistry.instance().mapLayer(self.layerId())
            isPolygon = (layer is not None and layer.type() ==
                         QgsMapLayer.VectorLayer and layer.geometryType() == QGis.Polygon)
            self._avoidAction.setEnabled(isPolygon)