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Breadcrumbs go here --> </ul> </div> <div class="toolbuttons toolblock"> <ul> <li id="smallA" class="t_button">A</li> <li id="medA" class="t_button active">A</li> <li id="bigA" class="t_button">A</li> <li id="print" class="t_button"><a href="javascript:this.print();"> <span>Print</span></a></li> </ul> </div> </div> <div class="content mainContent"> <h1 class="title">main.cpp Example File</h1> <span class="small-subtitle">demos/qmediaplayer/main.cpp</span> <!-- $$$demos/qmediaplayer/main.cpp-description --> <div class="descr"> <a name="details"></a> <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 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 Digia. For licensing terms and ** conditions see http://qt.digia.com/licensing. For further information ** use the contact form at http://qt.digia.com/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 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, Digia gives you certain additional ** rights. These rights are described in the Digia Qt 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. ** ** ** $QT_END_LICENSE$ ** ***************************************************************************/</span> <span class="preprocessor">#include <QtGui></span> <span class="preprocessor">#include "mediaplayer.h"</span> <span class="keyword">const</span> <span class="type"><a href="qtglobal.html#qreal-typedef">qreal</a></span> DefaultVolume <span class="operator">=</span> <span class="operator">-</span><span class="number">1.0</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>) { Q_INIT_RESOURCE(mediaplayer); <span class="type"><a href="qapplication.html">QApplication</a></span> app(argc<span class="operator">,</span> argv); app<span class="operator">.</span>setApplicationName(<span class="string">"Media Player"</span>); app<span class="operator">.</span>setOrganizationName(<span class="string">"Qt"</span>); app<span class="operator">.</span>setQuitOnLastWindowClosed(<span class="keyword">true</span>); <span class="type"><a href="qstring.html">QString</a></span> fileName; <span class="type"><a href="qtglobal.html#qreal-typedef">qreal</a></span> volume <span class="operator">=</span> DefaultVolume; <span class="type">bool</span> smallScreen <span class="operator">=</span> <span class="keyword">false</span>; <span class="preprocessor">#ifdef Q_OS_SYMBIAN</span> smallScreen <span class="operator">=</span> <span class="keyword">true</span>; <span class="preprocessor">#endif</span> <span class="type"><a href="qstringlist.html">QStringList</a></span> args(app<span class="operator">.</span>arguments()); args<span class="operator">.</span>removeFirst(); <span class="comment">// remove name of executable</span> <span class="keyword">while</span> (<span class="operator">!</span>args<span class="operator">.</span>empty()) { <span class="keyword">const</span> <span class="type"><a href="qstring.html">QString</a></span> <span class="operator">&</span>arg <span class="operator">=</span> args<span class="operator">.</span>first(); <span class="keyword">if</span> (QLatin1String(<span class="string">"-small-screen"</span>) <span class="operator">=</span><span class="operator">=</span> arg <span class="operator">|</span><span class="operator">|</span> QLatin1String(<span class="string">"--small-screen"</span>) <span class="operator">=</span><span class="operator">=</span> arg) { smallScreen <span class="operator">=</span> <span class="keyword">true</span>; } <span class="keyword">else</span> <span class="keyword">if</span> (QLatin1String(<span class="string">"-volume"</span>) <span class="operator">=</span><span class="operator">=</span> arg <span class="operator">|</span><span class="operator">|</span> QLatin1String(<span class="string">"--volume"</span>) <span class="operator">=</span><span class="operator">=</span> arg) { <span class="keyword">if</span> (<span class="operator">!</span>args<span class="operator">.</span>empty()) { args<span class="operator">.</span>removeFirst(); volume <span class="operator">=</span> <a href="qtglobal.html#qMax">qMax</a>(<a href="qtglobal.html#qMin">qMin</a>(args<span class="operator">.</span>first()<span class="operator">.</span>toFloat()<span class="operator">,</span> <span class="type">float</span>(<span class="number">1.0</span>))<span class="operator">,</span> <span class="type">float</span>(<span class="number">0.0</span>)); } } <span class="keyword">else</span> <span class="keyword">if</span> (fileName<span class="operator">.</span>isNull()) { fileName <span class="operator">=</span> arg; } args<span class="operator">.</span>removeFirst(); } MediaPlayer player; player<span class="operator">.</span>setSmallScreen(smallScreen); <span class="keyword">if</span> (DefaultVolume <span class="operator">!</span><span class="operator">=</span> volume) player<span class="operator">.</span>setVolume(volume); <span class="keyword">if</span> (<span class="operator">!</span>fileName<span class="operator">.</span>isNull()) player<span class="operator">.</span>setFile(fileName); <span class="keyword">if</span> (smallScreen) player<span class="operator">.</span>showMaximized(); <span class="keyword">else</span> player<span class="operator">.</span>show(); <span class="keyword">return</span> app<span class="operator">.</span>exec(); }</pre> </div> <!-- @@@demos/qmediaplayer/main.cpp --> </div> </div> </div> <div class="ft"> <span></span> </div> </div> <div class="footer"> <p> <acronym title="Copyright">©</acronym> 2013 Digia Plc and/or its subsidiaries. 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