Qt Reference Documentation

# main.cpp Example File

demos/qmediaplayer/main.cpp

     /****************************************************************************
     **
     ** 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 demonstration applications of the Qt Toolkit.
     **
     ** $QT_BEGIN_LICENSE:LGPL$
     ** GNU Lesser General Public License Usage
     ** 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.
     **
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     ** rights. These rights are described in the Nokia 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:
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     ** Alternatively, this file may be used in accordance with the terms and
     ** conditions contained in a signed written agreement between you and Nokia.
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     ***************************************************************************/

     #include <QtGui>
     #include "mediaplayer.h"

     const qreal DefaultVolume = -1.0;

     int main (int argc, char *argv[])
     {
         Q_INIT_RESOURCE(mediaplayer);
         QApplication app(argc, argv);
         app.setApplicationName("Media Player");
         app.setOrganizationName("Qt");
         app.setQuitOnLastWindowClosed(true);

         QString fileName;
         qreal volume = DefaultVolume;
         bool smallScreen = false;
     #ifdef Q_OS_SYMBIAN
         smallScreen = true;
     #endif

         QStringList args(app.arguments());
         args.removeFirst(); // remove name of executable
         while (!args.empty()) {
             const QString &arg = args.first();
             if (QLatin1String("-small-screen") == arg || QLatin1String("--small-screen") == arg) {
                 smallScreen = true;
             } else if (QLatin1String("-volume") == arg || QLatin1String("--volume") == arg) {
                 if (!args.empty()) {
                     args.removeFirst();
                     volume = qMax(qMin(args.first().toFloat(), float(1.0)), float(0.0));
                 }
             } else if (fileName.isNull()) {
                 fileName = arg;
             }
             args.removeFirst();
         }

         MediaPlayer player;
         player.setSmallScreen(smallScreen);
         if (DefaultVolume != volume)
             player.setVolume(volume);
         if (!fileName.isNull())
             player.setFile(fileName);

         if (smallScreen)
             player.showMaximized();
         else
             player.show();

         return app.exec();
     }