main.cpp Example File

 /****************************************************************************
 **
 ** Copyright (C) 2015 The Qt Company Ltd.
 ** Contact: http://www.qt.io/licensing/
 **
 ** This file is part of the demonstration applications of the Qt Toolkit.
 **
 ** $QT_BEGIN_LICENSE:LGPL$
 ** Commercial License Usage
 ** Licensees holding valid commercial Qt licenses may use this file in
 ** accordance with the commercial license agreement provided with the
 ** Software or, alternatively, in accordance with the terms contained in
 ** a written agreement between you and The Qt Company. For licensing terms
 ** and conditions see http://www.qt.io/terms-conditions. For further
 ** information use the contact form at http://www.qt.io/contact-us.
 **
 ** 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 or version 3 as published by the Free
 ** Software Foundation and appearing in the file LICENSE.LGPLv21 and
 ** LICENSE.LGPLv3 included in the packaging of this file. Please review the
 ** following information to ensure the GNU Lesser General Public License
 ** requirements will be met: https://www.gnu.org/licenses/lgpl.html and
 ** http://www.gnu.org/licenses/old-licenses/lgpl-2.1.html.
 **
 ** As a special exception, The Qt Company gives you certain additional
 ** rights. These rights are described in The Qt Company 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.
 **
 ** $QT_END_LICENSE$
 **
 ****************************************************************************/

 #include "customproxy.h"
 #include "embeddeddialog.h"

 #include <QtGui>

 int main(int argc, char *argv[])
 {
     Q_INIT_RESOURCE(embeddeddialogs);
     QApplication app(argc, argv);

     QGraphicsScene scene;
     scene.setStickyFocus(true);
 #ifndef Q_OS_WINCE
     const int gridSize = 10;
 #else
     const int gridSize = 5;
 #endif

     for (int y = 0; y < gridSize; ++y) {
         for (int x = 0; x < gridSize; ++x) {
             CustomProxy *proxy = new CustomProxy(0, Qt::Window);
             proxy->setWidget(new EmbeddedDialog);

             QRectF rect = proxy->boundingRect();

             proxy->setPos(x * rect.width() * 1.05, y * rect.height() * 1.05);
             proxy->setCacheMode(QGraphicsItem::DeviceCoordinateCache);

             scene.addItem(proxy);
         }
     }
     scene.setSceneRect(scene.itemsBoundingRect());

     QGraphicsView view(&scene);
     view.scale(0.5, 0.5);
     view.setRenderHints(view.renderHints() | QPainter::Antialiasing | QPainter::SmoothPixmapTransform);
     view.setBackgroundBrush(QPixmap(":/No-Ones-Laughing-3.jpg"));
     view.setViewportUpdateMode(QGraphicsView::BoundingRectViewportUpdate);
     view.show();
     view.setWindowTitle("Embedded Dialogs Demo");
     return app.exec();
 }