Home · All Classes · All Functions · Overviews

multipagewidgetplugin.cpp Example File
designer/containerextension/multipagewidgetplugin.cpp

 /****************************************************************************
 **
 ** Copyright (C) 2009 Nokia Corporation and/or its subsidiary(-ies).
 ** All rights reserved.
 ** Contact: Nokia Corporation ([email protected])
 **
 ** This file is part of the examples of the Qt Toolkit.
 **
 ** $QT_BEGIN_LICENSE:LGPL$
 ** Commercial Usage
 ** Licensees holding valid Qt Commercial licenses may use this file in
 ** accordance with the Qt Commercial License Agreement provided with the
 ** Software or, alternatively, in accordance with the terms contained in
 ** a written agreement between you and Nokia.
 **
 ** GNU Lesser General Public License Usage
 ** Alternatively, this file may be used under the terms of the GNU Lesser
 ** General Public License version 2.1 as published by the Free Software
 ** Foundation and appearing in the file LICENSE.LGPL included in the
 ** packaging of this file.  Please review the following information to
 ** ensure the GNU Lesser General Public License version 2.1 requirements
 ** will be met: http://www.gnu.org/licenses/old-licenses/lgpl-2.1.html.
 **
 ** In addition, as a special exception, Nokia gives you certain additional
 ** rights.  These rights are described in the Nokia Qt LGPL Exception
 ** version 1.1, included in the file LGPL_EXCEPTION.txt in this package.
 **
 ** GNU General Public License Usage
 ** Alternatively, this file may be used under the terms of the GNU
 ** General Public License version 3.0 as published by the Free Software
 ** Foundation and appearing in the file LICENSE.GPL included in the
 ** packaging of this file.  Please review the following information to
 ** ensure the GNU General Public License version 3.0 requirements will be
 ** met: http://www.gnu.org/copyleft/gpl.html.
 **
 ** If you have questions regarding the use of this file, please contact
 ** Nokia at [email protected].
 ** $QT_END_LICENSE$
 **
 ****************************************************************************/

 #include <QtDesigner/QExtensionFactory>
 #include <QtDesigner/QExtensionManager>
 #include <QtDesigner/QDesignerFormEditorInterface>
 #include <QtDesigner/QDesignerFormWindowInterface>
 #include <QtDesigner/QDesignerContainerExtension>
 #include <QtDesigner/QDesignerPropertySheetExtension>

 #include <QIcon>
 #include <QtPlugin>

 #include "multipagewidget.h"
 #include "multipagewidgetplugin.h"
 #include "multipagewidgetextensionfactory.h"

 MultiPageWidgetPlugin::MultiPageWidgetPlugin(QObject *parent)
     :QObject(parent)
 {
     initialized = false;
 }

 QString MultiPageWidgetPlugin::name() const
 {
     return QLatin1String("MultiPageWidget");
 }

 QString MultiPageWidgetPlugin::group() const
 {
     return QLatin1String("Display Widgets [Examples]");
 }

 QString MultiPageWidgetPlugin::toolTip() const
 {
     return QString();
 }

 QString MultiPageWidgetPlugin::whatsThis() const
 {
     return QString();
 }

 QString MultiPageWidgetPlugin::includeFile() const
 {
     return QLatin1String("multipagewidget.h");
 }

 QIcon MultiPageWidgetPlugin::icon() const
 {
     return QIcon();
 }

 bool MultiPageWidgetPlugin::isContainer() const
 {
     return true;
 }

 QWidget *MultiPageWidgetPlugin::createWidget(QWidget *parent)
 {
     MultiPageWidget *widget = new MultiPageWidget(parent);
     connect(widget, SIGNAL(currentIndexChanged(int)),
             this, SLOT(currentIndexChanged(int)));
     connect(widget, SIGNAL(pageTitleChanged(const QString &)),
             this, SLOT(pageTitleChanged(const QString &)));
     return widget;
 }

 bool MultiPageWidgetPlugin::isInitialized() const
 {
     return initialized;
 }

 void MultiPageWidgetPlugin::initialize(QDesignerFormEditorInterface *formEditor)
 {
     if (initialized)
         return;

     QExtensionManager *manager = formEditor->extensionManager();
     QExtensionFactory *factory = new MultiPageWidgetExtensionFactory(manager);

     Q_ASSERT(manager != 0);
     manager->registerExtensions(factory, Q_TYPEID(QDesignerContainerExtension));

     initialized = true;
 }

 QString MultiPageWidgetPlugin::domXml() const
 {
     return QLatin1String("\
 <ui language=\"c++\">\
     <widget class=\"MultiPageWidget\" name=\"multipagewidget\">\
         <widget class=\"QWidget\" name=\"page\" />\
     </widget>\
     <customwidgets>\
         <customwidget>\
             <class>MultiPageWidget</class>\
             <extends>QWidget</extends>\
             <addpagemethod>addPage</addpagemethod>\
         </customwidget>\
     </customwidgets>\
 </ui>");
 }

 void MultiPageWidgetPlugin::currentIndexChanged(int index)
 {
     Q_UNUSED(index);
     MultiPageWidget *widget = qobject_cast<MultiPageWidget*>(sender());
     if (widget) {
         QDesignerFormWindowInterface *form = QDesignerFormWindowInterface::findFormWindow(widget);
         if (form)
             form->emitSelectionChanged();
     }
 }

 void MultiPageWidgetPlugin::pageTitleChanged(const QString &title)
 {
     Q_UNUSED(title);
     MultiPageWidget *widget = qobject_cast<MultiPageWidget*>(sender());
     if (widget) {
         QWidget *page = widget->widget(widget->currentIndex());
         QDesignerFormWindowInterface *form;
         form = QDesignerFormWindowInterface::findFormWindow(widget);
         if (form) {
             QDesignerFormEditorInterface *editor = form->core();
             QExtensionManager *manager = editor->extensionManager();
             QDesignerPropertySheetExtension *sheet;
             sheet = qt_extension<QDesignerPropertySheetExtension*>(manager, page);
             const int propertyIndex = sheet->indexOf(QLatin1String("windowTitle"));
             sheet->setChanged(propertyIndex, true);
         }
     }
 }


 Q_EXPORT_PLUGIN2(containerextension, MultiPageWidgetPlugin)