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Diffstat (limited to 'doc/src/snippets/code/doc_src_qtdesigner.cpp')
| -rw-r--r-- | doc/src/snippets/code/doc_src_qtdesigner.cpp | 328 |
1 files changed, 328 insertions, 0 deletions
diff --git a/doc/src/snippets/code/doc_src_qtdesigner.cpp b/doc/src/snippets/code/doc_src_qtdesigner.cpp new file mode 100644 index 0000000..562002e --- /dev/null +++ b/doc/src/snippets/code/doc_src_qtdesigner.cpp @@ -0,0 +1,328 @@ +/**************************************************************************** +** +** Copyright (C) 2011 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. +** +** $QT_BEGIN_LICENSE:BSD$ +** You may use this file under the terms of the BSD license as follows: +** +** "Redistribution and use in source and binary forms, with or without +** modification, are permitted provided that the following conditions are +** met: +** * Redistributions of source code must retain the above copyright +** notice, this list of conditions and the following disclaimer. +** * Redistributions in binary form must reproduce the above copyright +** notice, this list of conditions and the following disclaimer in +** the documentation and/or other materials provided with the +** distribution. +** * Neither the name of Nokia Corporation and its Subsidiary(-ies) nor +** the names of its contributors may be used to endorse or promote +** products derived from this software without specific prior written +** permission. +** +** THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS +** "AS IS" AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT +** LIMITED TO, THE IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR +** A PARTICULAR PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT +** OWNER OR CONTRIBUTORS BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, +** SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT +** LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, +** DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY +** THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT +** (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE +** OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE." +** $QT_END_LICENSE$ +** +****************************************************************************/ + +//! [0] +#include <QtDesigner> +//! [0] + + +//! [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] |