main.cpp Example File

 /****************************************************************************
 **
 ** Copyright (C) 2010 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.
 **
 ** $QT_BEGIN_LICENSE:BSD$
 ** 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."
 ** $QT_END_LICENSE$
 **
 ****************************************************************************/

 #include <QApplication>
 #include <QGraphicsView>
 #include <QGraphicsScene>
 #include <QGraphicsWidget>
 #include <QGraphicsLinearLayout>
 #include <QDeclarativeComponent>
 #include <QDeclarativeEngine>

 /* This example demonstrates using a LayoutItem to let QML snippets integrate
    nicely with existing QGraphicsView applications designed with GraphicsLayouts
 */
 int main(int argc, char* argv[])
 {
     QApplication app(argc, argv);

     //Set up a graphics scene with a QGraphicsWidget and Layout
     QGraphicsView view;
     QGraphicsScene scene;
     QGraphicsWidget *widget = new QGraphicsWidget();
     QGraphicsLinearLayout *layout = new QGraphicsLinearLayout();
     widget->setLayout(layout);
     scene.addItem(widget);
     view.setScene(&scene);

     //Add the QML snippet into the layout
     QDeclarativeEngine engine;
     QDeclarativeComponent c(&engine, QUrl(":layoutitem.qml"));
     QGraphicsLayoutItem* obj = qobject_cast<QGraphicsLayoutItem*>(c.create());
     layout->addItem(obj);

     widget->setGeometry(QRectF(0,0, 400,400));
     view.show();
     return app.exec();
 }