def onHelpClicked(self):
""" Event to display the documentation of the active pipeline.
"""
# Create a dialog box to display the html documentation
win = QtGui.QDialog()
win.setWindowTitle("Pipeline Help")
# Build the pipeline documentation location
# Possible since common tools generate the sphinx documentation
if self.pipeline:
# Generate the url to the active pipeline documentation
path_to_active_pipeline_doc = os.path.join(
self.path_to_pipeline_doc[self.pipeline.id], "generated",
self.pipeline.id.split(".")[1], "pipeline",
self.pipeline.id + ".html")
# Create and fill a QWebView
help = QtWebKit.QWebView()
help.load(QtCore.QUrl(path_to_active_pipeline_doc))
help.show()
# Create and set a layout with the web view
layout = QtGui.QHBoxLayout()
layout.addWidget(help)
win.setLayout(layout)
# Display the window
win.exec_()
# No Pipeline loaded, cant't show the documentation message
# Display a message box
else:
QtGui.QMessageBox.information(self.ui, "Information",
"First load a pipeline!")
def edit_elements(controller_widget, control_instance, edit_button):
""" Callback to view/edit a 'ListControlWidget'.
Parameters
----------
control_instance: QFrame (mandatory)
the list widget item
edit_button: QToolButton
the signal sender
"""
controller_widget = get_ref(controller_widget)
widget = QtGui.QDialog(controller_widget)
widget.setModal(True)
layout = QtGui.QVBoxLayout()
widget.setLayout(layout)
#hlayout = QtGui.QHBoxLayout()
#layout.addLayout(hlayout)
temp_controller = Controller()
trait = control_instance.trait
temp_controller.add_trait(control_instance.trait_name, trait)
if temp_controller.trait(control_instance.trait_name).groups \
is not None:
temp_controller.trait(control_instance.trait_name).groups = None
value = getattr(controller_widget.controller,
control_instance.trait_name)
try:
setattr(temp_controller, control_instance.trait_name, value)
except Exception:
# invalid value - don't prevent using the GUI
pass
control_types = dict(controller_widget._defined_controls)
control_types['List'] = ListControlWidget
control_types['List_File'] = ListControlWidget
temp_controller_widget = ScrollControllerWidget(
temp_controller,
live=True,
override_control_types=control_types,
user_data=control_instance.user_data)
layout.addWidget(temp_controller_widget)
hlayout2 = QtGui.QHBoxLayout()
layout.addLayout(hlayout2)
hlayout2.addStretch(1)
ok = QtGui.QPushButton('OK')
cancel = QtGui.QPushButton('Cancel')
hlayout2.addWidget(ok)
hlayout2.addWidget(cancel)
ok.pressed.connect(widget.accept)
cancel.pressed.connect(widget.reject)
if widget.exec_():
ctrl = temp_controller_widget.controller_widget._controls.get(
control_instance.trait_name)[None]
ListControlWidget.validate_all_values(
temp_controller_widget.controller_widget, ctrl[2])
new_trait_value = getattr(temp_controller,
control_instance.trait_name)
setattr(controller_widget.controller, control_instance.trait_name,
new_trait_value)
del temp_controller_widget