qmpixmapsupplier.cpp

可以播放MP3,wma等文件格式的播放器

/* qmpixmapsupplier.cpp
 *
 * $Id: qmpixmapsupplier.cpp,v 1.12 2002/04/01 22:51:01 kyllingstad Exp $
 *
 * Apollo sound player: http://www.apolloplayer.org
 * Copyright(C) 2000-2002 Apollo Team.  See CREDITS file.
 *
 * This program is free software; you can redistribute it and/or
 * modify it under the terms of the GNU General Public License
 * as published by the Free Software Foundation; either version 2
 * of the License, or (at your option) any later version.
 *
 * This program is distributed in the hope that it will be useful,
 * but WITHOUT ANY WARRANTY; without even the implied warranty of
 * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
 * GNU General Public License for more details.
 *
 * You should have received a copy of the GNU General Public License
 * along with this program; if not, write to the Free Software
 * Foundation, Inc., 59 Temple Place - Suite 330, Boston, MA  02111-1307, USA.
 *
 * The GNU General Public License is also available online at:
 *
 * http://www.gnu.org/copyleft/gpl.html
 */

#include "qmpixmapsupplier.h"

#include "icons/eject.xpm"
#include "icons/minimize.xpm"
#include "icons/maximize.xpm"
#include "icons/next.xpm"
#include "icons/options.xpm"
#include "icons/pause.xpm"
#include "icons/play.xpm"
#include "icons/playlist.xpm"
#include "icons/prev.xpm"
#include "icons/stop.xpm"
#include "icons/songitem.xpm"
#include "icons/folder.xpm"
#include "icons/apollo-mini.xpm"
#include "icons/apollo-systray.xpm"
#include "icons/dice.xpm"
#include "icons/apollo.xpm"
#include "icons/loop.xpm"
#include "icons/one.xpm"

/*! \file qmpixmapsupplier.cpp
  Implementation of QmPixmapSupplier class
*/

/*!
  \class QmPixmapSupplier qmpixmapsupplier.h
  \brief Supplies clients with QPixmaps from symbols

*/

QmAutoPtr<QmPixmapSupplier> QmPixmapSupplier::s_pInstance;

/*!
  Default constructor
*/

QmPixmapSupplier::QmPixmapSupplier()
{
    store( "icons-eject", QPixmap( eject_xpm ) );
    store( "icons-minimize", QPixmap( minimize_xpm ) );
    store( "icons-maximize", QPixmap( maximize_xpm ) );
    store( "icons-next", QPixmap( next_xpm )  );
    store( "icons-options", QPixmap( options_xpm ) );
    store( "icons-pause", QPixmap( pause_xpm ) );
    store( "icons-play", QPixmap( play_xpm ) );
    store( "icons-playlist", QPixmap( playlist_xpm ) );
    store( "icons-prev", QPixmap( prev_xpm ) );
    store( "icons-stop", QPixmap( stop_xpm ) );
    store( "icons-songitem", QPixmap( songitem_xpm ) );
    store( "icons-folder", QPixmap( folder_xpm ) );
    store( "icons-apollo-mini", QPixmap( apollo_32x32_xpm ) );
    store( "icons-apollo-systray", QPixmap( apollo_systray_xpm ) );
    store( "icons-random", QPixmap( dice_xpm ) );
    store( "icons-apollo", QPixmap( apollo_xpm ) );
    store( "icons-loop", QPixmap( loop_xpm ) );
    store( "icons-one", QPixmap( one_xpm ) );	
}

/*!
  Destroys the object
*/

QmPixmapSupplier::~QmPixmapSupplier()
{
}

/*!
  Supplies the client with a pixmap, the parameter \c symbol is used for locating the pixmap.
  If no pixmap is found an error message is printed and an empty pixmap i returned.
*/

QPixmap
QmPixmapSupplier::pixmap( const QString &symbol )
{
    if ( m_Pixmaps.find( symbol ) != m_Pixmaps.end() )
    {
        return m_Pixmaps[symbol];
    }
    else
    {
        qWarning( "QmPixmapSupplier: No pixmap named \"%s\" found, empty pixmap returned",
                  symbol.latin1() );
        return QPixmap();
    }
}

/*!
  Stores the pixmap \c pix with symbolic name \c symbol.
  If the symbol already exists an error message is printed and the operation fails.
*/

void
QmPixmapSupplier::store( const QString &symbol, const QPixmap &pix )
{
    if ( m_Pixmaps.find( symbol ) == m_Pixmaps.end() )
    {
        m_Pixmaps.insert( symbol, pix );
    }
    else
    {
        qWarning( "QmPixmapSupplier: A pixmap named \"%s\" already exists, pixmap is not stored",
                  symbol.latin1() );
    }
}

/*!
  Returns the only instance of the QmPixmapSupplier class. Uses QmAutoPtr for storing the object
  so it is automaticly destroyed when quitting.
*/

QmPixmapSupplier *
QmPixmapSupplier::instance()
{
    if ( QmPixmapSupplier::s_pInstance.get() == 0 )
    {
        s_pInstance.reset( new QmPixmapSupplier() );
    }
    return (QmPixmapSupplier *)QmPixmapSupplier::s_pInstance.get();
}