multipagewidgetplugin.cpp Example File

containerextension/multipagewidgetplugin.cpp
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#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) { } 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, &MultiPageWidget::currentIndexChanged, this, &MultiPageWidgetPlugin::currentIndexChanged); connect(widget, &MultiPageWidget::pageTitleChanged, this, &MultiPageWidgetPlugin::pageTitleChanged); 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); } } }