def _create_dialog_area ( self, parent ):
panel = QWidget( parent )
palette = panel.palette()
palette.setColor( QPalette.Window, QColor( 'red' ) )
panel.setPalette( palette )
panel.setAutoFillBackground( True )
return panel
class MainWindow(QMainWindow, object):
"""
QMainWindow displays pipeline
Parameters
----------
port : str
used port to communicate with pipeline
Note: The firewall must be configure to accept input/output on this port
"""
def __init__(self, port):
super(MainWindow, self).__init__()
self.setupUi(port)
def setupUi(self, port):
self.setObjectName("MainWindow")
self.resize(600, 600)
self.centralwidget = QWidget(self)
p = self.centralwidget.palette()
self.centralwidget.setAutoFillBackground(True)
p.setColor(self.centralwidget.backgroundRole(), QColor(126, 135, 152))
self.centralwidget.setPalette(p)
self.centralwidget.setObjectName("centralwidget")
self.gridLayout = QGridLayout(self.centralwidget)
self.gridLayout.setObjectName("gridLayout")
self.setCentralWidget(self.centralwidget)
self.menubar = QMenuBar(self)
self.menubar.setGeometry(QRect(0, 0, 808, 25))
self.menubar.setObjectName("menubar")
self.menuFile = QMenu(self.menubar)
self.menuFile.setObjectName("menuFile")
self.setMenuBar(self.menubar)
self.statusbar = QStatusBar(self)
self.statusbar.setObjectName("statusbar")
self.setStatusBar(self.statusbar)
self.actionQuit = QAction(self)
self.actionQuit.setObjectName("actionQuit")
self.menuFile.addSeparator()
self.menuFile.addAction(self.actionQuit)
self.menubar.addAction(self.menuFile.menuAction())
self.actionReset = QAction(self)
self.actionReset.setObjectName("reset")
self.menuFile.addSeparator()
self.menuFile.addAction(self.actionReset)
self.menubar.addAction(self.menuFile.menuAction())
# add other GUI objects
self.graph_widget = GraphWidget(self.statusbar)
self.gridLayout.addWidget(self.graph_widget, 1, 11, 10, 10)
pixmap = QPixmap(':/images/cta-logo-mini.png')
lbl = QLabel()
lbl.setPixmap(pixmap)
self.gridLayout.addWidget(lbl, 0, 0)
p = self.graph_widget.palette()
self.graph_widget.setAutoFillBackground(True)
p.setColor(self.graph_widget.backgroundRole(),
QColor(255, 255, 255)) # QColor(226, 235, 252))
self.graph_widget.setPalette(p)
self.quitButton = QPushButton() # self.centralwidget)
self.quitButton.setObjectName("quitButton")
self.quitButton.setText(
QApplication.translate("MainWindow", "Quit", None,
QApplication.UnicodeUTF8))
self.gridLayout.addWidget(self.quitButton, 12, 0, 1, 1)
self.info_label = InfoLabel(0, 4)
self.info_label.setAutoFillBackground(True)
self.gridLayout.addWidget(self.info_label, 1, 0, 1, 5)
#self.info_label.setAlignment(PyQt4.Qt.AlignCenter);
palette = QPalette()
palette.setColor(self.info_label.backgroundRole(), Qt.lightGray)
self.info_label.setPalette(palette)
QObject.connect(self.quitButton, SIGNAL("clicked()"), self.stop)
QObject.connect(self.actionQuit, SIGNAL("triggered()"), self.stop)
QMetaObject.connectSlotsByName(self)
self.retranslateUi()
QObject.connect(self.actionQuit, SIGNAL("triggered()"), self.close)
QMetaObject.connectSlotsByName(self)
# Create GuiConnexion for ZMQ comminucation with pipeline
self.guiconnection = GuiConnexion(gui_port=port,
statusBar=self.statusbar)
self.guiconnection.message.connect(self.graph_widget.pipechange)
self.guiconnection.message.connect(self.info_label.pipechange)
self.guiconnection.reset_message.connect(self.graph_widget.reset)
self.guiconnection.reset_message.connect(self.info_label.reset)
self.guiconnection.mode_message.connect(self.info_label.mode_receive)
QObject.connect(self.actionReset, SIGNAL("triggered()"),
self.guiconnection.reset)
QMetaObject.connectSlotsByName(self)
# start the process
self.guiconnection.start()
def retranslateUi(self):
self.setWindowTitle(
QApplication.translate("ctapipe flow based GUI",
"ctapipe flow based GUI", None,
QApplication.UnicodeUTF8))
self.menuFile.setTitle(
QApplication.translate("MainWindow", "File", None,
QApplication.UnicodeUTF8))
self.actionQuit.setText(
QApplication.translate("MainWindow", "Quit", None,
QApplication.UnicodeUTF8))
self.actionReset.setText(
QApplication.translate("MainWindow", "Reset", None,
QApplication.UnicodeUTF8))
def stop(self):
"""Method connect (via Qt slot) to exit button
Stops self.guiconnection (for ZMQ communication) process.
Close main_windows
"""
self.guiconnection.finish()
self.guiconnection.join()
self.close()
def closeEvent(self, event):
self.guiconnection.finish()
self.guiconnection.join()
event.accept() # let the window close
def timerEvent(self, e):
""" take a snapshot """
self.update_preview()
if __name__ == '__main__':
from PyQt4.QtGui import QApplication, QSlider, QPalette, QColor, QScrollArea
from PyQt4.QtGui import QPushButton, QWidget, QHBoxLayout
app = QApplication([])
wmain = QWidget()
Layout = QHBoxLayout(wmain)
slider = QWidget(wmain)
palette = slider.palette()
palette.setColor(QPalette.Window, QColor('green'))
slider.setPalette(palette)
slider.setFixedSize(640, 480)
Layout.addWidget(slider)
button = QPushButton('hey', wmain)
palette = slider.palette()
palette.setColor(QPalette.Window, QColor('red'))
slider.setPalette(palette)
slider.setFixedSize(600, 400)
Layout.addWidget(button)
#scroll = QScrollArea()
#scroll.setWidget(wmain)
#scroll.resize(200, 300)
class XNavigationEdit(XLineEdit):
""" """
navigationChanged = Signal()
__designer_icon__ = projexui.resources.find('img/ui/navigate.png')
def __init__( self, parent = None ):
super(XNavigationEdit, self).__init__( parent )
# define custom properties
self._separator = '/'
self._partsEditingEnabled = True
self._originalText = ''
self._scrollWidget = QScrollArea(self)
self._partsWidget = QWidget(self._scrollWidget)
self._buttonGroup = QButtonGroup(self)
self._scrollAmount = 0
self._navigationModel = None
# create the completer tree
palette = self.palette()
palette.setColor(palette.Base, palette.color(palette.Window))
palette.setColor(palette.Text, palette.color(palette.WindowText))
bg = palette.color(palette.Highlight)
abg = bg.darker(115)
fg = palette.color(palette.HighlightedText)
sbg = 'rgb(%s, %s, %s)' % (bg.red(), bg.green(), bg.blue())
sabg = 'rgb(%s, %s, %s)' % (abg.red(), abg.green(), abg.blue())
sfg = 'rgb(%s, %s, %s)' % (fg.red(), fg.green(), fg.blue())
style = 'QTreeView::item:hover { '\
' color: %s;'\
' background: qlineargradient(x1:0,'\
' y1:0,'\
' x2:0,'\
' y2:1,'\
' stop: 0 %s,'\
' stop: 1 %s);'\
'}' % (sfg, sbg, sabg)
self._completerTree = QTreeView(self)
self._completerTree.setStyleSheet(style)
self._completerTree.header().hide()
self._completerTree.setFrameShape(QTreeView.Box)
self._completerTree.setFrameShadow(QTreeView.Plain)
self._completerTree.setPalette(palette)
self._completerTree.setEditTriggers(QTreeView.NoEditTriggers)
self._completerTree.setWindowFlags(Qt.Popup)
self._completerTree.installEventFilter(self)
self._completerTree.setRootIsDecorated(False)
self._completerTree.setItemsExpandable(False)
# create the editing widget
layout = QHBoxLayout()
layout.setContentsMargins(0, 0, 0, 0)
layout.setSpacing(0)
layout.addStretch()
self._scrollWidget.setFrameShape( QScrollArea.NoFrame )
self._scrollWidget.setFocusPolicy(Qt.NoFocus)
self._scrollWidget.setWidget(self._partsWidget)
self._scrollWidget.setWidgetResizable(True)
self._scrollWidget.setVerticalScrollBarPolicy(Qt.ScrollBarAlwaysOff)
self._scrollWidget.setAlignment(Qt.AlignTop | Qt.AlignRight)
self._scrollWidget.setHorizontalScrollBarPolicy(Qt.ScrollBarAlwaysOff)
self._scrollWidget.setContentsMargins(0, 0, 0, 0)
self._scrollWidget.setViewportMargins(0, 0, 0, 0)
self._scrollWidget.move(2, 2)
self._partsWidget.setLayout(layout)
self._partsWidget.setCursor(Qt.ArrowCursor)
self._partsWidget.setAutoFillBackground(True)
self._partsWidget.setFixedHeight(self.height() - 12)
palette = self._partsWidget.palette()
palette.setColor(palette.Background, palette.color(palette.Base))
self._partsWidget.setPalette(palette)
# create connections
self._completerTree.clicked.connect( self.navigateToIndex )
self._buttonGroup.buttonClicked.connect( self.handleButtonClick )
self._scrollWidget.horizontalScrollBar().valueChanged.connect(
self.scrollParts )
def acceptEdit( self ):
"""
Accepts the current text and rebuilds the parts widget.
"""
if ( self._partsWidget.isVisible() ):
return False
use_completion = self.completer().popup().isVisible()
completion = self.completer().currentCompletion()
self._completerTree.hide()
self.completer().popup().hide()
if ( use_completion ):
self.setText(completion)
else:
self.rebuild()
return True
def cancelEdit( self ):
"""
Rejects the current edit and shows the parts widget.
"""
if ( self._partsWidget.isVisible() ):
return False
self._completerTree.hide()
self.completer().popup().hide()
self.setText(self._originalText)
return True
def currentItem( self ):
"""
Returns the current navigation item from the current path.
:return <XNavigationItem> || None
"""
model = self.navigationModel()
if ( not model ):
return None
return model.itemByPath(self.text())
def eventFilter( self, object, event ):
"""
Filters the events for the inputed object through this edit.
:param object | <QObject>
event | <QEvent>
:return <bool> | consumed
"""
if ( event.type() == event.KeyPress ):
if ( event.key() == Qt.Key_Escape ):
self._completerTree.hide()
self.completer().popup().hide()
self.cancelEdit()
elif ( event.key() in (Qt.Key_Return, Qt.Key_Enter) ):
self.acceptEdit()
return True
elif ( event.key() == Qt.Key_Tab ):
if ( self.completer().popup().isVisible() ):
text = str(self.completer().currentCompletion())
super(XNavigationEdit, self).setText(text)
return True
else:
self.acceptEdit()
return False
elif ( event.type() == event.MouseButtonPress ):
if ( not self._completerTree.rect().contains(event.pos()) ):
self._completerTree.hide()
self.completer().popup().hide()
self.cancelEdit()
return False
def focusOutEvent( self, event ):
"""
Overloads the focus out event to cancel editing when the widget loses
focus.
:param event | <QFocusEvent>
"""
super(XNavigationEdit, self).focusOutEvent(event)
self.cancelEdit()
def handleButtonClick( self, button ):
"""
Handle the event when a user clicks on one of the part buttons.
:param button | <QToolButton>
"""
path = button.property('path')
is_completer = button.property('is_completer')
# popup a completion menu
if ( unwrapVariant(is_completer) ):
model = self.navigationModel()
if ( not model ):
return
sep = self.separator()
path = str(unwrapVariant(path))
item = model.itemByPath(path, includeRoot = True)
if ( not item ):
return
curr_path = str(self.text()).strip(self.separator())
curr_path = curr_path.replace(path, '').strip(self.separator())
child_name = ''
if ( curr_path ):
child_name = curr_path.split(self.separator())[0]
index = model.indexFromItem(item)
self._completerTree.move(QCursor.pos())
self._completerTree.setRootIndex(index)
self._completerTree.verticalScrollBar().setValue(0)
if ( child_name ):
child_item = None
for i in range(item.rowCount()):
child = item.child(i)
if ( child.text() == child_name ):
child_item = child
break
if ( child_item ):
child_index = model.indexFromItem(child_item)
self._completerTree.setCurrentIndex(child_index)
self._completerTree.scrollTo(child_index)
self._completerTree.show()
self._completerTree.setUpdatesEnabled(True)
else:
self.setText(unwrapVariant(path))
def keyPressEvent( self, event ):
"""
Overloads the key press event to listen for escape calls to cancel the
parts editing.
:param event | <QKeyPressEvent>
"""
if ( self.scrollWidget().isHidden() ):
if ( event.key() == Qt.Key_Escape ):
self.cancelEdit()
return
elif ( event.key() in (Qt.Key_Return, Qt.Key_Enter) ):
self.acceptEdit()
return
elif ( event.key() == Qt.Key_A and
event.modifiers() == Qt.ControlModifier ):
self.startEdit()
super(XNavigationEdit, self).keyPressEvent(event)
def mouseDoubleClickEvent( self, event ):
"""
Overloads the system to enable editing when a user double clicks.
:param event | <QMouseEvent>
"""
super(XNavigationEdit, self).mouseDoubleClickEvent(event)
self.startEdit()
def navigationModel( self ):
"""
Returns the navigation model linked with this edit.
:return <XNavigationModel> || None
"""
return self._navigationModel
def navigateToIndex( self, index ):
"""
Navigates to the inputed action's path.
:param action | <QAction>
"""
self._completerTree.hide()
item = self._navigationModel.itemFromIndex(index)
self.setText(self._navigationModel.itemPath(item))
def parts( self ):
"""
Returns the parts that are used for this system.
:return [<str>, ..]
"""
path = str(self.text()).strip(self.separator())
if ( not path ):
return []
return path.split(self.separator())
def partsWidget( self ):
"""
Returns the widget that contains the parts system.
:return <QScrollArea>
"""
return self._partsWidget
def startEdit( self ):
"""
Rebuilds the pathing based on the parts.
"""
self._originalText = self.text()
self.scrollWidget().hide()
self.setFocus()
self.selectAll()
def rebuild( self ):
"""
Rebuilds the parts widget with the latest text.
"""
navitem = self.currentItem()
if ( navitem ):
navitem.initialize()
self.setUpdatesEnabled(False)
self.scrollWidget().show()
self._originalText = ''
partsw = self.partsWidget()
for button in self._buttonGroup.buttons():
self._buttonGroup.removeButton(button)
button.close()
button.setParent(None)
button.deleteLater()
# create the root button
layout = partsw.layout()
parts = self.parts()
button = QToolButton(partsw)
button.setAutoRaise(True)
button.setMaximumWidth(12)
button.setArrowType(Qt.RightArrow)
button.setProperty('path', wrapVariant(''))
button.setProperty('is_completer', wrapVariant(True))
last_button = button
self._buttonGroup.addButton(button)
layout.insertWidget(0, button)
# check to see if we have a navigation model setup
if ( self._navigationModel ):
last_item = self._navigationModel.itemByPath(self.text())
show_last = last_item and last_item.rowCount() > 0
else:
show_last = False
# load the navigation system
count = len(parts)
for i, part in enumerate(parts):
path = self.separator().join(parts[:i+1])
button = QToolButton(partsw)
button.setAutoRaise(True)
button.setText(part)
if ( self._navigationModel ):
item = self._navigationModel.itemByPath(path)
if ( item ):
button.setIcon(item.icon())
button.setToolButtonStyle(Qt.ToolButtonTextBesideIcon)
button.setProperty('path', wrapVariant(path))
button.setProperty('is_completer', wrapVariant(False))
self._buttonGroup.addButton(button)
layout.insertWidget((i * 2) + 1, button)
# determine if we should show the final button
if ( show_last or i < (count - 1) ):
button = QToolButton(partsw)
button.setAutoRaise(True)
button.setMaximumWidth(12)
button.setArrowType(Qt.RightArrow)
button.setProperty('path', wrapVariant(path))
button.setProperty('is_completer', wrapVariant(True))
self._buttonGroup.addButton(button)
layout.insertWidget((i * 2) + 2, button)
last_button = button
if ( self.scrollWidget().width() < partsw.width() ):
self.scrollParts(partsw.width() - self.scrollWidget().width())
self.setUpdatesEnabled(True)
self.navigationChanged.emit()
def resizeEvent( self, event ):
"""
Resizes the current widget and its parts widget.
:param event | <QResizeEvent>
"""
super(XNavigationEdit, self).resizeEvent(event)
w = self.width()
h = self.height()
self._scrollWidget.resize(w - 4, h - 4)
if ( self._scrollWidget.width() < self._partsWidget.width() ):
self.scrollParts( self._partsWidget.width() - self._scrollWidget.width() )
def scrollParts( self, amount ):
"""
Scrolls the parts to offset the scrolling amount.
:param amount | <int>
"""
change = self._scrollAmount - amount
self._partsWidget.scroll(change, 0)
self._scrollAmount = amount
def scrollWidget( self ):
"""
Returns the scrolling widget.
:return <QScrollArea>
"""
return self._scrollWidget
def separator( self ):
"""
Returns the separation character that is used for this edit.
:return <str>
"""
return self._separator
def setTopLevelItems( self, items ):
"""
Initializes the navigation system to start with the inputed root \
item.
:param item | <XNavigationItem>
"""
if ( not self._navigationModel ):
self.setNavigationModel(XNavigationModel(self))
self._navigationModel.setTopLevelItems(items)
def setNavigationModel( self, model ):
"""
Sets the navigation model for this edit.
:param model | <XNavigationModel>
"""
self._navigationModel = model
self._completerTree.setModel(model)
if ( model ):
model.setSeparator(self.separator())
completer = XNavigationCompleter(model, self)
self.setCompleter(completer)
completer.popup().installEventFilter(self)
else:
self.setCompleter(None)
self.rebuild()
def setParts( self, parts ):
"""
Sets the path for this edit widget by providing the parts to the path.
:param parts | [<str>, ..]
"""
self.setText(self.separator().join(map(str, parts)))
def setSeparator( self, separator ):
"""
Sets the separator to the inputed character.
:param separator | <str>
"""
self._separator = separator
if ( self._navigationModel ):
self._navigationModel.setSeparator(separator)
self.rebuild()
def setText( self, text ):
"""
Sets the text for this edit to the inputed text.
:param text | <str>
"""
super(XNavigationEdit, self).setText(text)
self.scrollWidget().show()
if ( text == '' or self._originalText != text ):
self.rebuild()
class MainWindow(QMainWindow, object):
"""
QMainWindow displays pipeline
Parameters
----------
port : str
used port to communicate with pipeline
Note: The firewall must be configure to accept input/output on this port
"""
def __init__(self, port):
super(MainWindow, self).__init__()
self.setupUi(port)
def setupUi(self, port):
self.setObjectName("MainWindow")
self.resize(600,600)
self.centralwidget = QWidget(self)
p = self.centralwidget.palette()
self.centralwidget.setAutoFillBackground(True)
p.setColor(self.centralwidget.backgroundRole(), QColor(126, 135, 152))
self.centralwidget.setPalette(p)
self.centralwidget.setObjectName("centralwidget")
self.gridLayout = QGridLayout(self.centralwidget)
self.gridLayout.setObjectName("gridLayout")
self.setCentralWidget(self.centralwidget)
self.menubar = QMenuBar(self)
self.menubar.setGeometry(QRect(0, 0, 808, 25))
self.menubar.setObjectName("menubar")
self.menuFile = QMenu(self.menubar)
self.menuFile.setObjectName("menuFile")
self.setMenuBar(self.menubar)
self.statusbar = QStatusBar(self)
self.statusbar.setObjectName("statusbar")
self.setStatusBar(self.statusbar)
self.actionQuit = QAction(self)
self.actionQuit.setObjectName("actionQuit")
self.menuFile.addSeparator()
self.menuFile.addAction(self.actionQuit)
self.menubar.addAction(self.menuFile.menuAction())
self.actionReset = QAction(self)
self.actionReset.setObjectName("reset")
self.menuFile.addSeparator()
self.menuFile.addAction(self.actionReset)
self.menubar.addAction(self.menuFile.menuAction())
# add other GUI objects
self.graph_widget = GraphWidget(self.statusbar)
self.gridLayout.addWidget(self.graph_widget, 1, 11, 10, 10 )
pixmap = QPixmap(':/images/cta-logo-mini.png')
lbl = QLabel()
lbl.setPixmap(pixmap)
self.gridLayout.addWidget(lbl, 0, 0)
p = self.graph_widget.palette()
self.graph_widget.setAutoFillBackground(True)
p.setColor(
self.graph_widget.backgroundRole(),QColor(255,255,255))# QColor(226, 235, 252))
self.graph_widget.setPalette(p)
self.quitButton = QPushButton() # self.centralwidget)
self.quitButton.setObjectName("quitButton")
self.quitButton.setText(QApplication.translate
("MainWindow", "Quit", None, QApplication.UnicodeUTF8))
self.gridLayout.addWidget(self.quitButton, 12, 0, 1, 1)
self.info_label = InfoLabel(0,4)
self.info_label.setAutoFillBackground(True)
self.gridLayout.addWidget(self.info_label,1, 0, 1, 5)
#self.info_label.setAlignment(PyQt4.Qt.AlignCenter);
palette = QPalette()
palette.setColor(self.info_label.backgroundRole(),Qt.lightGray)
self.info_label.setPalette(palette)
QObject.connect(
self.quitButton, SIGNAL("clicked()"), self.stop)
QObject.connect(
self.actionQuit, SIGNAL("triggered()"), self.stop)
QMetaObject.connectSlotsByName(self)
self.retranslateUi()
QObject.connect(
self.actionQuit, SIGNAL("triggered()"), self.close)
QMetaObject.connectSlotsByName(self)
# Create GuiConnexion for ZMQ comminucation with pipeline
self.guiconnection = GuiConnexion(gui_port=port, statusBar=self.statusbar)
self.guiconnection.message.connect(self.graph_widget.pipechange)
self.guiconnection.message.connect(self.info_label.pipechange)
self.guiconnection.reset_message.connect(self.graph_widget.reset)
self.guiconnection.reset_message.connect(self.info_label.reset)
self.guiconnection.mode_message.connect(self.info_label.mode_receive)
QObject.connect(
self.actionReset, SIGNAL("triggered()"), self.guiconnection.reset)
QMetaObject.connectSlotsByName(self)
# start the process
self.guiconnection.start()
def retranslateUi(self):
self.setWindowTitle(QApplication.translate(
"ctapipe flow based GUI", "ctapipe flow based GUI", None, QApplication.UnicodeUTF8))
self.menuFile.setTitle(QApplication.translate(
"MainWindow", "File", None, QApplication.UnicodeUTF8))
self.actionQuit.setText(QApplication.translate(
"MainWindow", "Quit", None, QApplication.UnicodeUTF8))
self.actionReset.setText(QApplication.translate(
"MainWindow", "Reset", None, QApplication.UnicodeUTF8))
def stop(self):
"""Method connect (via Qt slot) to exit button
Stops self.guiconnection (for ZMQ communication) process.
Close main_windows
"""
self.guiconnection.finish()
self.guiconnection.join()
self.close()
def closeEvent(self, event):
self.guiconnection.finish()
self.guiconnection.join()
event.accept() # let the window close
