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#============================================================================#
# PyQt4 port of the designer/containerextension example from Qt v4.x #
#----------------------------------------------------------------------------#
from PyQt4 import QtGui, QtDesigner
import sip
from multipagewidget import PyMultiPageWidget
Q_TYPEID = {'QPyDesignerContainerExtension': 'com.trolltech.Qt.Designer.Container',
'QPyDesignerPropertySheetExtension': 'com.trolltech.Qt.Designer.PropertySheet',
'QPyDesignerTaskMenuExtension': 'com.trolltech.Qt.Designer.TaskMenu',
'QPyDesignerMemberSheetExtension': 'com.trolltech.Qt.Designer.MemberSheet'}
#============================================================================#
# ContainerExtension #
#----------------------------------------------------------------------------#
class MultiPageWidgetContainerExtension(QtDesigner.QPyDesignerContainerExtension):
def __init__(self, widget, parent=None):
super(MultiPageWidgetContainerExtension, self).__init__(parent)
self._widget = widget
def addWidget(self, widget):
self._widget.addPage(widget)
def count(self):
return self._widget.count()
def currentIndex(self):
return self._widget.getCurrentIndex()
def insertWidget(self, index, widget):
self._widget.insertPage(index, widget)
def remove(self, index):
self._widget.removePage(index)
def setCurrentIndex(self, index):
self._widget.setCurrentIndex(index)
def widget(self, index):
return self._widget.widget(index)
#============================================================================#
# ExtensionFactory #
#----------------------------------------------------------------------------#
class MultiPageWidgetExtensionFactory(QtDesigner.QExtensionFactory):
def __init__(self, parent=None):
super(MultiPageWidgetExtensionFactory, self).__init__(parent)
def createExtension(self, obj, iid, parent):
if iid != Q_TYPEID['QPyDesignerContainerExtension']:
return None
if isinstance(obj, PyMultiPageWidget):
return MultiPageWidgetContainerExtension(obj, parent)
return None
#============================================================================#
# CustomWidgetPlugin #
#----------------------------------------------------------------------------#
class MultiPageWidgetPlugin(QtDesigner.QPyDesignerCustomWidgetPlugin):
def __init__(self, parent=None):
super(MultiPageWidgetPlugin, self).__init__(parent)
self.initialized = False
def initialize(self, formEditor):
if self.initialized:
return
manager = formEditor.extensionManager()
if manager:
self.factory = MultiPageWidgetExtensionFactory(manager)
manager.registerExtensions(self.factory, Q_TYPEID['QPyDesignerContainerExtension'])
self.initialized = True
def isInitialized(self):
return self.initialized
def createWidget(self, parent):
widget = PyMultiPageWidget(parent)
widget.currentIndexChanged.connect(self.currentIndexChanged)
widget.pageTitleChanged.connect(self.pageTitleChanged)
return widget
def name(self):
return "PyMultiPageWidget"
def group(self):
return "PyQt Examples"
def icon(self):
return QtGui.QIcon()
def toolTip(self):
return ""
def whatsThis(self):
return ""
def isContainer(self):
return True
def domXml(self):
return ('<widget class="PyMultiPageWidget" name="multipagewidget">'
' <widget class="QWidget" name="page" />'
'</widget>')
def includeFile(self):
return "multipagewidget"
def currentIndexChanged(self, index):
widget = self.sender()
if widget and isinstance(widget, PyMultiPageWidget):
form = QtDesigner.QDesignerFormWindowInterface.findFormWindow(widget)
if form:
form.emitSelectionChanged()
def pageTitleChanged(self, title):
widget = self.sender()
if widget and isinstance(widget, PyMultiPageWidget):
page = widget.widget(widget.getCurrentIndex())
form = QtDesigner.QDesignerFormWindowInterface.findFormWindow(widget)
if form:
editor = form.core()
manager = editor.extensionManager()
sheet = manager.extension(page, Q_TYPEID['QPyDesignerPropertySheetExtension'])
# This explicit cast is necessary here
sheet = sip.cast(sheet, QtDesigner.QPyDesignerPropertySheetExtension)
propertyIndex = sheet.indexOf('windowTitle')
sheet.setChanged(propertyIndex, True)
#============================================================================#
# EOF #
#----------------------------------------------------------------------------#
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