MCL/sf/mw/qt: comparison doc/src/snippets/code/doc_src

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+:1918ee327afb
+/****************************************************************************
+**
+** Copyright (C) 2009 Nokia Corporation and/or its subsidiary(-ies).
+** All rights reserved.
+** Contact: Nokia Corporation (qt-info@nokia.com)
+**
+** This file is part of the documentation of the Qt Toolkit.
+**
+** $QT_BEGIN_LICENSE:LGPL$
+** No Commercial Usage
+** This file contains pre-release code and may not be distributed.
+** You may use this file in accordance with the terms and conditions
+** contained in the Technology Preview License Agreement accompanying
+** this package.
+**
+** 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.
+**
+** If you have questions regarding the use of this file, please contact
+** Nokia at qt-info@nokia.com.
+**
+**
+**
+**
+**
+**
+**
+**
+** $QT_END_LICENSE$
+**
+****************************************************************************/
+//! [0]
+#include <QtDesigner>
+//! [0]
+//! [1]
+CONFIG += designer
+//! [1]
+//! [2]
+QDesignerMemberSheetExtension *memberSheet  = 0;
+QExtensionManager manager = formEditor->extensionManager();
+memberSheet = qt_extension<QDesignerMemberSheetExtension*>(manager, widget);
+int index = memberSheet->indexOf(setEchoMode);
+memberSheet->setVisible(index, false);
+delete memberSheet;
+//! [2]
+//! [3]
+class MyMemberSheetExtension : public QObject,
+public QDesignerMemberSheetExtension
+{
+Q_OBJECT
+Q_INTERFACES(QDesignerMemberSheetExtension)
+public:
+...
+}
+//! [3]
+//! [4]
+QObject *ANewExtensionFactory::createExtension(QObject *object,
+const QString &iid, QObject *parent) const
+{
+if (iid != Q_TYPEID(QDesignerMemberSheetExtension))
+return 0;
+if (MyCustomWidget *widget = qobject_cast<MyCustomWidget*>
+(object))
+return new MyMemberSheetExtension(widget, parent);
+return 0;
+}
+//! [4]
+//! [5]
+QObject *AGeneralExtensionFactory::createExtension(QObject *object,
+const QString &iid, QObject *parent) const
+{
+MyCustomWidget *widget = qobject_cast<MyCustomWidget*>(object);
+if (widget && (iid == Q_TYPEID(QDesignerTaskMenuExtension))) {
+return new MyTaskMenuExtension(widget, parent);
+} else if (widget && (iid == Q_TYPEID(QDesignerMemberSheetExtension))) {
+return new MyMemberSheetExtension(widget, parent);
+} else {
+return 0;
+}
+}
+//! [5]
+//! [6]
+class MyContainerExtension : public QObject,
+public QDesignerContainerExtension
+{
+Q_OBJECT
+Q_INTERFACES(QDesignerContainerExtension)
+public:
+MyContainerExtension(MyCustomWidget *widget,
+QObject *parent = 0);
+int count() const;
+QWidget *widget(int index) const;
+int currentIndex() const;
+void setCurrentIndex(int index);
+void addWidget(QWidget *widget);
+void insertWidget(int index, QWidget *widget);
+void remove(int index);
+private:
+MyCustomWidget *myWidget;
+};
+//! [6]
+//! [7]
+QObject *ANewExtensionFactory::createExtension(QObject *object,
+const QString &iid, QObject *parent) const
+{
+if (iid != Q_TYPEID(QDesignerContainerExtension))
+return 0;
+if (MyCustomWidget *widget = qobject_cast<MyCustomWidget*>
+(object))
+return new MyContainerExtension(widget, parent);
+return 0;
+}
+//! [7]
+//! [8]
+QObject *AGeneralExtensionFactory::createExtension(QObject *object,
+const QString &iid, QObject *parent) const
+{
+MyCustomWidget *widget = qobject_cast<MyCustomWidget*>(object);
+if (widget && (iid == Q_TYPEID(QDesignerTaskMenuExtension))) {
+return new MyTaskMenuExtension(widget, parent);
+} else if (widget && (iid == Q_TYPEID(QDesignerContainerExtension))) {
+return new MyContainerExtension(widget, parent);
+} else {
+return 0;
+}
+}
+//! [8]
+//! [9]
+class MyTaskMenuExtension : public QObject,
+public QDesignerTaskMenuExtension
+{
+Q_OBJECT
+Q_INTERFACES(QDesignerTaskMenuExtension)
+public:
+MyTaskMenuExtension(MyCustomWidget *widget, QObject *parent);
+QAction *preferredEditAction() const;
+QList<QAction *> taskActions() const;
+private slots:
+void mySlot();
+private:
+MyCustomWidget *widget;
+QAction *myAction;
+};
+//! [9]
+//! [10]
+QObject *ANewExtensionFactory::createExtension(QObject *object,
+const QString &iid, QObject *parent) const
+{
+if (iid != Q_TYPEID(QDesignerTaskMenuExtension))
+return 0;
+if (MyCustomWidget *widget = qobject_cast<MyCustomWidget*>(object))
+return new MyTaskMenuExtension(widget, parent);
+return 0;
+}
+//! [10]
+//! [11]
+QObject *AGeneralExtensionFactory::createExtension(QObject *object,
+const QString &iid, QObject *parent) const
+{
+MyCustomWidget *widget = qobject_cast<MyCustomWidget*>(object);
+if (widget && (iid == Q_TYPEID(QDesignerContainerExtension))) {
+return new MyContainerExtension(widget, parent);
+} else if (widget && (iid == Q_TYPEID(QDesignerTaskMenuExtension))) {
+return new MyTaskMenuExtension(widget, parent);
+} else {
+return 0;
+}
+}
+//! [11]
+//! [12]
+#include customwidgetoneinterface.h
+#include customwidgettwointerface.h
+#include customwidgetthreeinterface.h
+#include <QtDesigner/QtDesigner>
+#include <QtCore/qplugin.h>
+class MyCustomWidgets: public QObject, public QDesignerCustomWidgetCollectionInterface
+{
+Q_OBJECT
+Q_INTERFACES(QDesignerCustomWidgetCollectionInterface)
+public:
+MyCustomWidgets(QObject *parent = 0);
+virtual QList<QDesignerCustomWidgetInterface*> customWidgets() const;
+private:
+QList<QDesignerCustomWidgetInterface*> widgets;
+};
+//! [12]
+//! [13]
+MyCustomWidgets::MyCustomWidgets(QObject *parent)
+: QObject(parent)
+{
+widgets.append(new CustomWidgetOneInterface(this));
+widgets.append(new CustomWidgetTwoInterface(this));
+widgets.append(new CustomWidgetThreeInterface(this));
+}
+QList<QDesignerCustomWidgetInterface*> MyCustomWidgets::customWidgets() const
+{
+return widgets;
+}
+Q_EXPORT_PLUGIN2(customwidgetsplugin, MyCustomWidgets)
+//! [13]
+//! [14]
+Q_EXPORT_PLUGIN2(customwidgetplugin, MyCustomWidget)
+//! [14]
+//! [15]
+QDesignerPropertySheetExtension *propertySheet  = 0;
+QExtensionManager manager = formEditor->extensionManager();
+propertySheet = qt_extension<QDesignerPropertySheetExtension*>(manager, widget);
+int index = propertySheet->indexOf(QLatin1String("margin"));
+propertySheet->setProperty(index, 10);
+propertySheet->setChanged(index, true);
+delete propertySheet;
+//! [15]
+//! [16]
+class MyPropertySheetExtension : public QObject,
+public QDesignerPropertySheetExtension
+{
+Q_OBJECT
+Q_INTERFACES(QDesignerPropertySheetExtension)
+public:
+...
+}
+//! [16]
+//! [17]
+QObject *ANewExtensionFactory::createExtension(QObject *object,
+const QString &iid, QObject *parent) const
+{
+if (iid != Q_TYPEID(QDesignerPropertySheetExtension))
+return 0;
+if (MyCustomWidget *widget = qobject_cast<MyCustomWidget*>
+(object))
+return new MyPropertySheetExtension(widget, parent);
+return 0;
+}
+//! [17]
+//! [18]
+QObject *AGeneralExtensionFactory::createExtension(QObject *object,
+const QString &iid, QObject *parent) const
+{
+MyCustomWidget *widget = qobject_cast<MyCustomWidget*>(object);
+if (widget && (iid == Q_TYPEID(QDesignerTaskMenuExtension))) {
+return new MyTaskMenuExtension(widget, parent);
+} else if (widget && (iid == Q_TYPEID(QDesignerPropertySheetExtension))) {
+return new MyPropertySheetExtension(widget, parent);
+} else {
+return 0;
+}
+}
+//! [18]