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<h1 class="title">main.cpp Example File</h1>
<span class="small-subtitle">demos/photosurface/main.cpp</span>
<!-- $$$demos/photosurface/main.cpp-description -->
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<pre class="cpp"><span class="comment">/****************************************************************************
**
** Copyright (C) 2013 Digia Plc and/or its subsidiary(-ies).
** Contact: http://www.qt-project.org/legal
**
** 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 Digia Plc 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
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<span class="preprocessor">#ifdef QT_WIDGETS_LIB</span>
<span class="preprocessor">#include <QtWidgets/QApplication></span>
<span class="preprocessor">#else</span>
<span class="preprocessor">#include <QtGui/QGuiApplication></span>
<span class="preprocessor">#endif</span>
<span class="preprocessor">#include <QtQml/QQmlApplicationEngine></span>
<span class="preprocessor">#include <QtQuick/QQuickWindow></span>
<span class="preprocessor">#include <QtCore/QUrl></span>
<span class="type">int</span> main(<span class="type">int</span> argc<span class="operator">,</span> <span class="type">char</span><span class="operator">*</span> argv<span class="operator">[</span><span class="operator">]</span>)
{
<span class="comment">// The reason to use QApplication is that QWidget-based dialogs</span>
<span class="comment">// are the native dialogs on Qt-based platforms like KDE,</span>
<span class="comment">// but they cannot be instantiated if this is a QGuiApplication.</span>
<span class="preprocessor">#ifdef QT_WIDGETS_LIB</span>
<span class="type">QApplication</span> app(argc<span class="operator">,</span> argv);
<span class="preprocessor">#else</span>
<span class="type">QGuiApplication</span> app(argc<span class="operator">,</span> argv);
<span class="preprocessor">#endif</span>
<span class="type"><a href="qquickwindow.html">QQuickWindow</a></span><span class="operator">::</span>setDefaultAlphaBuffer(<span class="keyword">true</span>);
<span class="type">QQmlApplicationEngine</span> engine(<span class="type">QUrl</span>(<span class="string">"qrc:///photosurface.qml"</span>));
<span class="keyword">return</span> app<span class="operator">.</span>exec();
}</pre>
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<!-- @@@demos/photosurface/main.cpp -->
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