def __init__(self, gui_configuration = None):
QMainWindow.__init__(self)
self.setupUi(self)
# Bind the application global instance for to this window
set_opusgui_instance(self)
self.thread().setPriority(QThread.HighestPriority)
self.tabWidget = QTabWidget(self.splitter)
self.splitter.setSizes([400, 500])
# Create a log window
self.log_tab = LogWidget(self.tabWidget)
self.log_tab.start_stdout_capture()
# Initialize empty project
self.project = OpusProject()
# Read database connection names
settings_directory = os.path.join(os.environ['OPUS_HOME'], 'settings')
db_con_file = os.path.join(settings_directory, 'database_server_configurations.xml')
db_config_node = ElementTree(file=db_con_file).getroot()
self.db_connection_names = [node.tag for node in db_config_node if
node.tag != Comment and node.get('hidden') != "True" and node.tag != 'xml_version']
# Application default configuration
self.gui_config = gui_configuration
# Bind actions
self._setup_actions()
# Manager collection -- initialized by openProject()
self.managers = {}
# # Delay before hiding the splash screen
# time.sleep(1)
# self.gui_config.splash_screen.hide()
# Restoring application geometry from last shut down
settings = QSettings()
self.restoreGeometry(settings.value("Geometry").toByteArray())
self.updateFontSize()
self.setFocus()
# Variable library
self.variable_library = None
# Load the latest project file if that flag is set in GUI configuration
if self.gui_config.load_latest_on_start:
self.openProject(self.gui_config.latest_project_filename or '')
###T: removing these until they serve a purpose
self.menuUtilities.removeAction(self.actPythonView)
#self.menuUtilities.removeAction(self.actionLog_View)
self.menuUtilities.removeAction(self.actEditorView)
self.connect(self, SIGNAL('variables_updated'), self.update_saved_state)
self.update_saved_state()
class OpusGui(QMainWindow, Ui_MainWindow):
'''
Main window used for housing the canvas, toolbars, and dialogs
'''
def __init__(self, gui_configuration = None):
QMainWindow.__init__(self)
self.setupUi(self)
# Bind the application global instance for to this window
set_opusgui_instance(self)
self.thread().setPriority(QThread.HighestPriority)
self.tabWidget = QTabWidget(self.splitter)
self.splitter.setSizes([400, 500])
# Create a log window
self.log_tab = LogWidget(self.tabWidget)
self.log_tab.start_stdout_capture()
# Initialize empty project
self.project = OpusProject()
self.shows_hidden = False
# Read database connection names
db_con_file = DatabaseServerConfiguration.get_default_configuration_file_path()
db_config_node = ElementTree(file=db_con_file).getroot()
self.db_connection_names = [node.tag for node in db_config_node if
node.tag != Comment and node.get('hidden') != "True" and node.tag != 'xml_version']
# Application default configuration
self.gui_config = gui_configuration
# Bind actions
self._setup_actions()
# Manager collection -- initialized by openProject()
self.managers = {}
# # Delay before hiding the splash screen
# time.sleep(1)
# self.gui_config.splash_screen.hide()
# Restoring application geometry from last shut down
settings = QSettings()
self.restoreGeometry(settings.value("Geometry").toByteArray())
self.updateFontSize()
self.setFocus()
# Variable library
self.variable_library = None
# Load the latest project file if that flag is set in GUI configuration
if self.gui_config.load_latest_on_start:
try:
self.openProject(self.gui_config.latest_project_filename or '')
except:
self.closeProject()
if self.gui_config.load_latest_tab_on_start:
try:
self.toolBox.setCurrentIndex(int(self.gui_config.latest_tab_index))
except:
pass
###T: removing these until they serve a purpose
self.menuUtilities.removeAction(self.actPythonView)
#self.menuUtilities.removeAction(self.actionLog_View)
self.menuUtilities.removeAction(self.actEditorView)
self.connect(self, SIGNAL('variables_updated'), self.update_saved_state)
self.update_saved_state()
def _setup_actions(self):
''' Bind actions to callbacks and setup keyboard shortcuts '''
# Keyboard shortcuts
self.actOpenProject.setShortcut('Ctrl+O')
self.actSaveProject.setShortcut('Ctrl+S')
self.actShowHidden.setShortcut('Ctrl+H')
self.actSaveProjectAs.setShortcut('Ctrl+Shift+S')
self.actReloadProject.setShortcut('Ctrl+Shift+R')
self.actCloseProject.setShortcut('Ctrl+W')
self.actExit.setShortcut('Ctrl+Q')
self.actVariableLibrary.setShortcut('Ctrl+V')
self.actLaunchResultBrowser.setShortcut('Ctrl+R')
self.actDatabaseSettings.setShortcut('Ctrl+D')
self.actPreferences.setShortcut('Ctrl+P')
# Connect trigger slots using a little quickie function
def connect(action, callback):
QObject.connect(action, SIGNAL("triggered()"), callback)
connect(self.actNewProject, self.newProject)
connect(self.actOpenProject, self.openProject)
connect(self.actSaveProject, self.saveProject)
connect(self.actShowHidden, self.showHidden)
connect(self.actSaveProjectAs, self.saveProjectAs)
connect(self.actReloadProject, self.reloadProject)
connect(self.actCloseProject, self.closeProject)
connect(self.actExit, self.close)
connect(self.actAbout, self.openAbout)
connect(self.actPreferences, self.openPreferences)
connect(self.actDatabaseSettings, self.openDatabaseSettings)
connect(self.actVariableLibrary, self.editAllVariables)
connect(self.actLogView, self.openLogTab)
connect(self.actLaunchResultBrowser, self.openResultBrowser)
# Create a 'Close tab' widget
action = QAction(self)
action.setIcon(QIcon(':/Images/Images/cross.png'))
connect(action, self.closeCurrentTab)
widget = QToolButton(self)
widget.setDefaultAction(action)
widget.setWhatsThis('Close tab')
widget.setToolTip('Close tab')
self.tabWidget.setCornerWidget(widget)
# GIS -- disabled for time being
# connect(self.actionMap_View, self.openMapTab)
# Disable some options by default
self.actVariableLibrary.setEnabled(False)
self.actLaunchResultBrowser.setEnabled(False)
def writeOutput(self, result):
''' Write non empty results to logView '''
if result == "":
return
self.logViewTextBrowser.append(result)
def editAllVariables(self):
''' Open the variable library GUI '''
# flags = Qt.WindowTitleHint | Qt.WindowSystemMenuHint | Qt.WindowMaximizeButtonHint
if self.project is None or not self.project.is_open():
return
if self.variable_library is not None:
self.variable_library.initialize()
else:
self.variable_library = VariableLibrary(self.project, self)
self.variable_library.exec_()
def closeCurrentTab(self):
''' Close the currently showing tab '''
widget = self.tabWidget.currentWidget()
# Check which manager the tab belongs to and ask it to close the tab
# TODO maybe implement a generic tab element that knows which parent
# it belongs to?
for manager in self.managers.values():
if widget in manager.tab_widgets:
manager.close_tab(widget)
break
else:
# Finished loop w/o finding the parent of the tab so close manually
self.tabWidget.removeTab(self.tabWidget.currentIndex())
def openMapTab(self):
''' Open up a tab containing a map view '''
if self.tabWidget.indexOf(self.tab_mapView) == -1:
self.tab_mapView.show()
self.updateFontSize()
map_icon = QIcon(":/Images/Images/map.png")
self.tabWidget.insertTab(0, self.tab_mapView, map_icon, "Map View")
self.tabWidget.setCurrentWidget(self.tab_mapView)
def openResultBrowser(self):
''' Open a Results browser '''
self.managers['results_manager'].add_result_browser()
def openLogTab(self):
''' Open a log viewer '''
if self.tabWidget.indexOf(self.log_tab) == -1:
self.tabWidget.insertTab(0, self.log_tab, IconLibrary.icon('table'), 'Log Window')
self.log_tab.do_refresh()
self.tabWidget.setCurrentWidget(self.log_tab)
def openAbout(self):
''' Show a dialog box with information about OpusGui '''
flags = Qt.WindowTitleHint | Qt.WindowSystemMenuHint | Qt.WindowMaximizeButtonHint
wnd = UrbansimAboutGui(self,flags)
wnd.setModal(True)
wnd.show()
self.updateFontSize()
def openPreferences(self):
''' Open the preferences window '''
wnd = UrbansimPreferencesGui(self)
wnd.setModal(True)
wnd.show()
self.updateFontSize()
def openDatabaseSettings(self):
''' Open the database settings window '''
#wnd = UrbansimDatabaseSettingsGUI(self, flags)
# Commented out the previous line and added the following line
# to test out the APR added database connection editing GUI (082908)
wnd = DatabaseSettingsEditGui(self)
wnd.setModal(True)
wnd.setWindowTitle('Database Server Connections')
wnd.show()
self.updateFontSize()
def showHidden(self):
self.shows_hidden = not self.shows_hidden
for manager in self.managers.values():
manager.xml_controller.rebuild()
def update_saved_state(self, force_dirty = False):
'''update the window title to reflect the state of the project
@param force_dirty makes the project dirty before setting the save state'''
# assemble a title consisting of application title (at),
# project file name (pfn) and project name (pn)
at = self.gui_config.application_title
pn = self.project.name
pfn = (self.project.filename or '').split(os.sep)[-1]
if self.project.is_open():
if force_dirty:
self.project.dirty = True
if self.project.dirty:
title = '%s - (*) %s - [file: %s]' % (at, pn, pfn)
else:
title = '%s - %s - [file: %s]' % (at, pn, pfn)
self.actSaveProject.setEnabled(self.project.dirty)
else:
title = 'OPUS' if not at else at # Show just application title
self.actSaveProject.setEnabled(False)
self.setWindowTitle(QString(title))
def openProject(self, project_filename = None, text = None):
'''
Open and initialize a project.
If the project_filename parameter is None, the user is asked for a file
@param project_filename (String): absolute path to project file to load
'''
# Ask to save any changes before openeing a new project
if self.okToCloseProject(text) == False: return
# Close the currently opened project
self.closeProject()
# Ask for filename if one was not provided
if project_filename is None:
start_dir = ''
project_configs = paths.OPUS_PROJECT_CONFIGS_PATH
if os.path.exists(project_configs):
start_dir = project_configs
filter_str = QString("*.xml")
msg = "Select project file to load"
project_filename = QFileDialog().getOpenFileName(self, msg,
start_dir, filter_str)
if not project_filename:
return # Cancel
loaded_ok, msg = self.project.open(project_filename)
if not loaded_ok:
QMessageBox.warning(self, 'Failed to load project', msg)
return
# update latest project config
self.gui_config.latest_project_filename = self.project.filename
self.gui_config.save()
# Initialize managers for the different tabs
self.managers['general'] = \
GeneralManager(self.generalmanager_page, self.tabWidget, self.project)
self.managers['model_manager'] = \
ModelsManager(self.modelmanager_page, self.tabWidget, self.project)
self.managers['scenario_manager'] = \
ScenariosManager(self.runmanager_page, self.tabWidget, self.project)
self.managers['results_manager'] = \
ResultsManager(self.resultsmanager_page, self.tabWidget, self.project)
# DataManager is a little special since it has two "base_widgets"
self.managers['data_manager'] = \
DataManager(self.datamanager_xmlconfig, # XmlController
self.datamanager_dirview, # FileController
self.tabWidget, self.project)
self.managers['results_manager'].scanForRuns()
# Enable actions on opened project
self.actLaunchResultBrowser.setEnabled(True)
self.actVariableLibrary.setEnabled(True)
self.actCloseProject.setEnabled(True)
self.actSaveProject.setEnabled(True)
self.actSaveProjectAs.setEnabled(True)
self.actShowHidden.setEnabled(True)
self.actReloadProject.setEnabled(True)
self.updateFontSize()
self.update_saved_state()
update_models_to_run_lists()
def newProject(self):
''' User selected "New Project" menu option '''
# Ask to save any changes before openeing a new project
if self.okToCloseProject() == False: return
# Close the currently opened project
self.closeProject()
# let the user select a project to base the new project on
load_dialog = LoadProjectTemplateDialog(self)
if load_dialog.exec_() != load_dialog.Accepted:
return
template_project = load_dialog.template_project
# let the user fill in any project specific changes
new_project_dialog = NewProjectDynamicDialog(template_project, parent_widget = self)
if new_project_dialog.exec_() != new_project_dialog.Accepted:
return
# open the newly created project
self.openProject(new_project_dialog.new_project_filename)
def saveProject(self, filename = None):
'''
Save the configuration file to disk.
@param filename (String): filename to save to
@return: True if save was successful, False otherwise
'''
ok_flag, msg = self.project.save(filename)
if not ok_flag:
QMessageBox.critical(self, 'Could not save project', msg)
return False
return True
def saveProjectAs(self):
''' Save the project configuration under a different name '''
try:
# get the location for the new config file on disk
start_dir = paths.OPUS_PROJECT_CONFIGS_PATH
configDialog = QFileDialog()
filter_str = QString("*.xml")
fd = configDialog.getSaveFileName(self,QString("Save As..."),
QString(start_dir), filter_str)
# Check for cancel
if not fd:
return
filename = QString(fd)
# append xml extension if no extension was given
if not filename.endsWith('.xml') and len(filename.split('.')) == 1:
filename = filename + '.xml'
if not self.saveProject(filename):
return
# hack: open the project right after save to properly change the
# 'active project' related parameters
self.openProject(filename)
except:
errorMessage = formatExceptionInfo(custom_message = \
'Unexpected error saving config')
QMessageBox.warning(self, 'Warning', errorMessage)
def reloadProject(self, text='reloading the project'):
self.openProject(self.project.filename, text=text)
def okToCloseProject(self, text=None):
'''
Called before an operation that causes this project to close.
If the project contains changes; ask if the user wants to save them,
discard them or cancel the operation.
@return: True if the user wishes to proceed with the closing operation.
'''
if not self.project.dirty: return True
if text is None: text = 'closing the project'
question = 'Do you want to save your changes before %s?' % text
user_answer = common_dialogs.save_before_close(question)
if user_answer == common_dialogs.YES:
ok_flag, msg = self.project.save() # cancels on failed save
if not ok_flag:
MessageBox.error(self, "Could not save project", str(msg))
return False
return True
elif user_answer == common_dialogs.NO:
self.project.dirty = False
return True
else:
return False
def closeProject(self):
''' Closes the current project. '''
if not self.okToCloseProject(): return
for manager in self.managers.values():
manager.close()
self.project.close()
self.actVariableLibrary.setEnabled(False)
self.actLaunchResultBrowser.setEnabled(False)
self.actCloseProject.setEnabled(False)
self.actSaveProject.setEnabled(False)
self.actShowHidden.setEnabled(False)
self.actSaveProjectAs.setEnabled(False)
self.actReloadProject.setEnabled(False)
def closeEvent(self, event):
'''
Callback for close window event.
Give the user a change to save any project changes or continue working.
'''
if not self.okToCloseProject():
event.ignore()
return
# Save application geometry and gui configuration on shut down
self.gui_config.latest_tab_index = str(self.toolBox.currentIndex())
self.gui_config.save()
settings = QSettings()
settings.setValue("Geometry", QVariant(self.saveGeometry()))
def updateFontSize(self):
''' Update various widgets with the font size from GUI settings '''
# TODO -- this could use some clean up
#menubar...
menuFontSizeFamily = self.menubar.findChildren(QMenu)
menuFontSizeFamily.append(self.menubar)
menuActionFontSizeFamily = self.menubar.findChildren(QAction)
#main tabs...
regexp = QRegExp(".*tabbar$")
toolbox = self.toolBox
tabwidget = self.tabWidget
mainTabsFontSizeFamily = [toolbox.findChildren(QWidget, regexp)[1],
tabwidget.findChildren(QWidget, regexp)[0]]
#subtabs...
subtabFontSizeFamily = [toolbox.findChildren(QWidget, regexp)[0]]
#set of widgets that shouldn't have their font changed
omit = self.findChildren(QSpinBox)
omit2 = []
for omition in omit:
omit2.extend(omition.findChildren(QWidget))
omit.extend(omit2)
widgetChildren = self.findChildren(QWidget)
filter(lambda widge: widge not in menuActionFontSizeFamily and
widge not in menuFontSizeFamily and
widge not in mainTabsFontSizeFamily,
widgetChildren)
def fontSizeChange(qw, fontsize):
qw.font().setPointSize(fontsize)
try:
qw.updateGeometry()
qw.update()
except:
return
map(lambda qw: fontSizeChange(qw,self.gui_config.fonts['general']),
widgetChildren)
map(lambda qw: fontSizeChange(qw,self.gui_config.fonts['menu']),
menuFontSizeFamily)
map(lambda qw: fontSizeChange(qw,self.gui_config.fonts['tabs']),
menuActionFontSizeFamily)
map(lambda qw: fontSizeChange(qw,self.gui_config.fonts['tabs']),
mainTabsFontSizeFamily)
self.updateGeometry()
self.update()
class OpusGui(QMainWindow, Ui_MainWindow):
'''
Main window used for housing the canvas, toolbars, and dialogs
'''
def __init__(self, gui_configuration=None):
QMainWindow.__init__(self)
self.setupUi(self)
# Bind the application global instance for to this window
set_opusgui_instance(self)
self.thread().setPriority(QThread.HighestPriority)
self.tabWidget = QTabWidget(self.splitter)
self.splitter.setSizes([400, 500])
# Create a log window
self.log_tab = LogWidget(self.tabWidget)
self.log_tab.start_stdout_capture()
# Initialize empty project
self.project = OpusProject()
self.shows_hidden = False
# Read database connection names
db_con_file = DatabaseServerConfiguration.get_default_configuration_file_path(
)
db_config_node = ElementTree(file=db_con_file).getroot()
self.db_connection_names = [
node.tag for node in db_config_node if node.tag != Comment
and node.get('hidden') != "True" and node.tag != 'xml_version'
]
# Application default configuration
self.gui_config = gui_configuration
# Bind actions
self._setup_actions()
# Manager collection -- initialized by openProject()
self.managers = {}
# # Delay before hiding the splash screen
# time.sleep(1)
# self.gui_config.splash_screen.hide()
# Restoring application geometry from last shut down
settings = QSettings()
self.restoreGeometry(settings.value("Geometry").toByteArray())
self.updateFontSize()
self.setFocus()
# Variable library
self.variable_library = None
# Load the latest project file if that flag is set in GUI configuration
if self.gui_config.load_latest_on_start:
try:
self.openProject(self.gui_config.latest_project_filename or '')
except:
self.closeProject()
if self.gui_config.load_latest_tab_on_start:
try:
self.toolBox.setCurrentIndex(
int(self.gui_config.latest_tab_index))
except:
pass
###T: removing these until they serve a purpose
self.menuUtilities.removeAction(self.actPythonView)
#self.menuUtilities.removeAction(self.actionLog_View)
self.menuUtilities.removeAction(self.actEditorView)
self.connect(self, SIGNAL('variables_updated'),
self.update_saved_state)
self.update_saved_state()
def _setup_actions(self):
''' Bind actions to callbacks and setup keyboard shortcuts '''
# Keyboard shortcuts
self.actOpenProject.setShortcut('Ctrl+O')
self.actSaveProject.setShortcut('Ctrl+S')
self.actShowHidden.setShortcut('Ctrl+H')
self.actSaveProjectAs.setShortcut('Ctrl+Shift+S')
self.actReloadProject.setShortcut('Ctrl+Shift+R')
self.actCloseProject.setShortcut('Ctrl+W')
self.actExit.setShortcut('Ctrl+Q')
# self.actVariableLibrary.setShortcut('Ctrl+V')
self.actLaunchResultBrowser.setShortcut('Ctrl+R')
self.actDatabaseSettings.setShortcut('Ctrl+D')
self.actPreferences.setShortcut('Ctrl+P')
# Connect trigger slots using a little quickie function
def connect(action, callback):
QObject.connect(action, SIGNAL("triggered()"), callback)
connect(self.actNewProject, self.newProject)
connect(self.actOpenProject, self.openProject)
connect(self.actSaveProject, self.saveProject)
connect(self.actShowHidden, self.showHidden)
connect(self.actSaveProjectAs, self.saveProjectAs)
connect(self.actReloadProject, self.reloadProject)
connect(self.actCloseProject, self.closeProject)
connect(self.actExit, self.close)
connect(self.actAbout, self.openAbout)
connect(self.actPreferences, self.openPreferences)
connect(self.actDatabaseSettings, self.openDatabaseSettings)
# connect(self.actVariableLibrary, self.editAllVariables)
connect(self.actLogView, self.openLogTab)
# connect(self.actLaunchResultBrowser, self.openResultBrowser)
# Create a 'Close tab' widget
action = QAction(self)
action.setIcon(QIcon(':/Images/Images/cross.png'))
connect(action, self.closeCurrentTab)
widget = QToolButton(self)
widget.setDefaultAction(action)
widget.setWhatsThis('Close tab')
widget.setToolTip('Close tab')
self.tabWidget.setCornerWidget(widget)
# GIS -- disabled for time being
# connect(self.actionMap_View, self.openMapTab)
# Disable some options by default
# self.actVariableLibrary.setEnabled(False)
# self.actLaunchResultBrowser.setEnabled(False)
def writeOutput(self, result):
''' Write non empty results to logView '''
if result == "":
return
self.logViewTextBrowser.append(result)
def editAllVariables(self):
''' Open the variable library GUI '''
# flags = Qt.WindowTitleHint | Qt.WindowSystemMenuHint | Qt.WindowMaximizeButtonHint
if self.project is None or not self.project.is_open():
return
if self.variable_library is not None:
self.variable_library.initialize()
else:
self.variable_library = VariableLibrary(self.project, self)
self.variable_library.exec_()
def closeCurrentTab(self):
''' Close the currently showing tab '''
widget = self.tabWidget.currentWidget()
# Check which manager the tab belongs to and ask it to close the tab
# TODO maybe implement a generic tab element that knows which parent
# it belongs to?
for manager in self.managers.values():
if widget in manager.tab_widgets:
manager.close_tab(widget)
break
else:
# Finished loop w/o finding the parent of the tab so close manually
self.tabWidget.removeTab(self.tabWidget.currentIndex())
def openMapTab(self):
''' Open up a tab containing a map view '''
if self.tabWidget.indexOf(self.tab_mapView) == -1:
self.tab_mapView.show()
self.updateFontSize()
map_icon = QIcon(":/Images/Images/map.png")
self.tabWidget.insertTab(0, self.tab_mapView, map_icon, "Map View")
self.tabWidget.setCurrentWidget(self.tab_mapView)
# def openResultBrowser(self):
# ''' Open a Results browser '''
# self.managers['results_manager'].add_result_browser()
def openLogTab(self):
''' Open a log viewer '''
if self.tabWidget.indexOf(self.log_tab) == -1:
self.tabWidget.insertTab(0, self.log_tab,
IconLibrary.icon('table'), 'Log Window')
self.log_tab.do_refresh()
self.tabWidget.setCurrentWidget(self.log_tab)
def openAbout(self):
''' Show a dialog box with information about OpusGui '''
flags = Qt.WindowTitleHint | Qt.WindowSystemMenuHint | Qt.WindowMaximizeButtonHint
wnd = UrbansimAboutGui(self, flags)
wnd.setModal(True)
wnd.show()
self.updateFontSize()
def openPreferences(self):
''' Open the preferences window '''
wnd = UrbansimPreferencesGui(self)
wnd.setModal(True)
wnd.show()
self.updateFontSize()
def openDatabaseSettings(self):
''' Open the database settings window '''
#wnd = UrbansimDatabaseSettingsGUI(self, flags)
# Commented out the previous line and added the following line
# to test out the APR added database connection editing GUI (082908)
wnd = DatabaseSettingsEditGui(self)
wnd.setModal(True)
wnd.setWindowTitle('Database Server Connections')
wnd.show()
self.updateFontSize()
def showHidden(self):
self.shows_hidden = not self.shows_hidden
for manager in self.managers.values():
manager.xml_controller.rebuild()
def update_saved_state(self, force_dirty=False):
'''update the window title to reflect the state of the project
@param force_dirty makes the project dirty before setting the save state'''
# assemble a title consisting of application title (at),
# project file name (pfn) and project name (pn)
at = self.gui_config.application_title
pn = self.project.name
pfn = (self.project.filename or '').split(os.sep)[-1]
if self.project.is_open():
if force_dirty:
self.project.dirty = True
if self.project.dirty:
title = '%s - (*) %s - [file: %s]' % (at, pn, pfn)
else:
title = '%s - %s - [file: %s]' % (at, pn, pfn)
self.actSaveProject.setEnabled(self.project.dirty)
else:
title = 'URBANSIM2- DRAFT 1' if not at else at # Show just application title
self.actSaveProject.setEnabled(False)
self.setWindowTitle(QString(title))
def openProject(self, project_filename=None, text=None):
'''
Open and initialize a project.
If the project_filename parameter is None, the user is asked for a file
@param project_filename (String): absolute path to project file to load
'''
# Ask to save any changes before openeing a new project
if self.okToCloseProject(text) == False: return
# Close the currently opened project
self.closeProject()
# Ask for filename if one was not provided
if project_filename is None:
start_dir = ''
project_configs = paths.OPUS_PROJECT_CONFIGS_PATH
if os.path.exists(project_configs):
start_dir = project_configs
filter_str = QString("*.xml")
msg = "Select project file to load"
project_filename = QFileDialog().getOpenFileName(
self, msg, start_dir, filter_str)
if not project_filename:
return # Cancel
loaded_ok, msg = self.project.open(project_filename)
if not loaded_ok:
QMessageBox.warning(self, 'Failed to load project', msg)
return
# update latest project config
self.gui_config.latest_project_filename = self.project.filename
self.gui_config.save()
# Initialize managers for the different tabs
self.managers['general'] = \
GeneralManager(self.generalmanager_page, self.tabWidget, self.project)
self.managers['model_manager'] = \
ModelsManager(self.modelmanager_page, self.tabWidget, self.project)
self.managers['scenario_manager'] = \
ScenariosManager(self.runmanager_page, self.tabWidget, self.project)
self.managers['results_manager'] = \
ResultsManager(self.resultsmanager_page, self.tabWidget, self.project)
# DataManager is a little special since it has two "base_widgets"
# self.managers['data_manager'] = \
# DataManager(self.datamanager_xmlconfig, # XmlController
# self.datamanager_dirview, # FileController
# self.tabWidget, self.project)
self.managers['results_manager'].scanForRuns()
# Enable actions on opened project
self.actLaunchResultBrowser.setEnabled(True)
self.actVariableLibrary.setEnabled(True)
self.actCloseProject.setEnabled(True)
self.actSaveProject.setEnabled(True)
self.actSaveProjectAs.setEnabled(True)
self.actShowHidden.setEnabled(True)
self.actReloadProject.setEnabled(True)
self.updateFontSize()
self.update_saved_state()
update_models_to_run_lists()
def newProject(self):
''' User selected "New Project" menu option '''
# Ask to save any changes before openeing a new project
if self.okToCloseProject() == False: return
# Close the currently opened project
self.closeProject()
# let the user select a project to base the new project on
load_dialog = LoadProjectTemplateDialog(self)
if load_dialog.exec_() != load_dialog.Accepted:
return
template_project = load_dialog.template_project
# let the user fill in any project specific changes
new_project_dialog = NewProjectDynamicDialog(template_project,
parent_widget=self)
if new_project_dialog.exec_() != new_project_dialog.Accepted:
return
# open the newly created project
self.openProject(new_project_dialog.new_project_filename)
def saveProject(self, filename=None):
'''
Save the configuration file to disk.
@param filename (String): filename to save to
@return: True if save was successful, False otherwise
'''
ok_flag, msg = self.project.save(filename)
if not ok_flag:
QMessageBox.critical(self, 'Could not save project', msg)
return False
return True
def saveProjectAs(self):
''' Save the project configuration under a different name '''
try:
# get the location for the new config file on disk
start_dir = paths.OPUS_PROJECT_CONFIGS_PATH
configDialog = QFileDialog()
filter_str = QString("*.xml")
fd = configDialog.getSaveFileName(self, QString("Save As..."),
QString(start_dir), filter_str)
# Check for cancel
if not fd:
return
filename = QString(fd)
# append xml extension if no extension was given
if not filename.endsWith('.xml') and len(filename.split('.')) == 1:
filename = filename + '.xml'
if not self.saveProject(filename):
return
# hack: open the project right after save to properly change the
# 'active project' related parameters
self.openProject(filename)
except:
errorMessage = formatExceptionInfo(custom_message = \
'Unexpected error saving config')
QMessageBox.warning(self, 'Warning', errorMessage)
def reloadProject(self, text='reloading the project'):
self.openProject(self.project.filename, text=text)
def okToCloseProject(self, text=None):
'''
Called before an operation that causes this project to close.
If the project contains changes; ask if the user wants to save them,
discard them or cancel the operation.
@return: True if the user wishes to proceed with the closing operation.
'''
if not self.project.dirty: return True
if text is None: text = 'closing the project'
question = 'Do you want to save your changes before %s?' % text
user_answer = common_dialogs.save_before_close(question)
if user_answer == common_dialogs.YES:
ok_flag, msg = self.project.save() # cancels on failed save
if not ok_flag:
MessageBox.error(self, "Could not save project", str(msg))
return False
return True
elif user_answer == common_dialogs.NO:
self.project.dirty = False
return True
else:
return False
def closeProject(self):
''' Closes the current project. '''
if not self.okToCloseProject(): return
for manager in self.managers.values():
manager.close()
self.project.close()
self.actVariableLibrary.setEnabled(False)
self.actLaunchResultBrowser.setEnabled(False)
self.actCloseProject.setEnabled(False)
self.actSaveProject.setEnabled(False)
self.actShowHidden.setEnabled(False)
self.actSaveProjectAs.setEnabled(False)
self.actReloadProject.setEnabled(False)
def closeEvent(self, event):
'''
Callback for close window event.
Give the user a change to save any project changes or continue working.
'''
if not self.okToCloseProject():
event.ignore()
return
# Save application geometry and gui configuration on shut down
self.gui_config.latest_tab_index = str(self.toolBox.currentIndex())
self.gui_config.save()
settings = QSettings()
settings.setValue("Geometry", QVariant(self.saveGeometry()))
def updateFontSize(self):
''' Update various widgets with the font size from GUI settings '''
# TODO -- this could use some clean up
#menubar...
menuFontSizeFamily = self.menubar.findChildren(QMenu)
menuFontSizeFamily.append(self.menubar)
menuActionFontSizeFamily = self.menubar.findChildren(QAction)
#main tabs...
regexp = QRegExp(".*tabbar$")
toolbox = self.toolBox
tabwidget = self.tabWidget
mainTabsFontSizeFamily = [tabwidget.findChildren(QWidget, regexp)[0]]
#subtabs...
subtabFontSizeFamily = [toolbox.findChildren(QWidget, regexp)[0]]
#set of widgets that shouldn't have their font changed
omit = self.findChildren(QSpinBox)
omit2 = []
for omition in omit:
omit2.extend(omition.findChildren(QWidget))
omit.extend(omit2)
widgetChildren = self.findChildren(QWidget)
filter(
lambda widge: widge not in menuActionFontSizeFamily and widge
not in menuFontSizeFamily and widge not in mainTabsFontSizeFamily,
widgetChildren)
def fontSizeChange(qw, fontsize):
qw.font().setPointSize(fontsize)
try:
qw.updateGeometry()
qw.update()
except:
return
map(lambda qw: fontSizeChange(qw, self.gui_config.fonts['general']),
widgetChildren)
map(lambda qw: fontSizeChange(qw, self.gui_config.fonts['menu']),
menuFontSizeFamily)
map(lambda qw: fontSizeChange(qw, self.gui_config.fonts['tabs']),
menuActionFontSizeFamily)
map(lambda qw: fontSizeChange(qw, self.gui_config.fonts['tabs']),
mainTabsFontSizeFamily)
self.updateGeometry()
self.update()
