src/gui/kernel/qsound_s60.cpp
changeset 0 1918ee327afb
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     1 /****************************************************************************
       
     2 **
       
     3 ** Copyright (C) 2009 Nokia Corporation and/or its subsidiary(-ies).
       
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     5 ** Contact: Nokia Corporation (qt-info@nokia.com)
       
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    37 **
       
    38 ** $QT_END_LICENSE$
       
    39 **
       
    40 ****************************************************************************/
       
    41 
       
    42 
       
    43 
       
    44 #ifndef QT_NO_SOUND
       
    45 
       
    46 #include "qdir.h"
       
    47 #include "qapplication.h"
       
    48 #include "qsound.h"
       
    49 #include "qsound_p.h"
       
    50 #include "qfileinfo.h"
       
    51 #include <private/qcore_symbian_p.h>
       
    52 
       
    53 #include <e32std.h>
       
    54 #include <MdaAudioSamplePlayer.h>
       
    55 
       
    56 QT_BEGIN_NAMESPACE
       
    57 
       
    58 class QAuServerS60;
       
    59 
       
    60 class QAuBucketS60 : public QAuBucket, public MMdaAudioPlayerCallback
       
    61 {
       
    62 public:
       
    63     QAuBucketS60( QAuServerS60 *server, QSound *sound);
       
    64     ~QAuBucketS60();
       
    65 
       
    66     void play();
       
    67     void stop();
       
    68 
       
    69     inline QSound* sound() const { return m_sound; }
       
    70 
       
    71 public: // from MMdaAudioPlayerCallback
       
    72     void MapcInitComplete(TInt aError, const TTimeIntervalMicroSeconds& aDuration);
       
    73     void MapcPlayComplete(TInt aError);
       
    74 
       
    75 private:
       
    76     QSound *m_sound;
       
    77     QAuServerS60 *m_server;
       
    78     bool m_prepared;
       
    79     bool m_playCalled;
       
    80     CMdaAudioPlayerUtility* m_playUtility;
       
    81 };
       
    82 
       
    83 
       
    84 class QAuServerS60 : public QAuServer
       
    85 {
       
    86 public:
       
    87     QAuServerS60( QObject* parent );
       
    88 
       
    89     void init( QSound* s )
       
    90     {
       
    91         QAuBucketS60 *bucket = new QAuBucketS60( this, s );
       
    92         setBucket( s, bucket );
       
    93     }
       
    94 
       
    95     void play( QSound* s )
       
    96     {
       
    97         bucket( s )->play();
       
    98     }
       
    99 
       
   100     void stop( QSound* s )
       
   101     {
       
   102         bucket( s )->stop();
       
   103     }
       
   104 
       
   105     bool okay() { return true; }
       
   106 
       
   107 protected:
       
   108     void playCompleted(QAuBucketS60* bucket, int error)
       
   109     {
       
   110         QSound *sound = bucket->sound();
       
   111         if(!error) {
       
   112             // We need to handle repeats by ourselves, since with Symbian API we don't
       
   113             // know how many loops have been played when user asks it
       
   114             if( decLoop( sound ) ) {
       
   115                 play( sound );
       
   116             }
       
   117         } else {
       
   118             // We don't have a way to inform about errors -> just decrement loops
       
   119             // in order that QSound::isFinished will return true;
       
   120             while(decLoop(sound)) {}
       
   121         }
       
   122     }
       
   123 
       
   124 protected:
       
   125     QAuBucketS60* bucket( QSound *s )
       
   126     {
       
   127         return (QAuBucketS60*)QAuServer::bucket( s );
       
   128     }
       
   129 
       
   130     friend class QAuBucketS60;
       
   131 
       
   132 };
       
   133 
       
   134 QAuServerS60::QAuServerS60(QObject* parent) :
       
   135     QAuServer(parent)
       
   136 {
       
   137     setObjectName(QLatin1String("QAuServerS60"));
       
   138 }
       
   139 
       
   140 
       
   141 QAuServer* qt_new_audio_server()
       
   142 {
       
   143     return new QAuServerS60(qApp);
       
   144 }
       
   145 
       
   146 QAuBucketS60::QAuBucketS60( QAuServerS60 *server, QSound *sound )
       
   147     : m_sound( sound ), m_server( server ), m_prepared(false), m_playCalled(false)
       
   148 {
       
   149     QString filepath = QFileInfo( m_sound->fileName() ).absoluteFilePath();
       
   150     filepath = QDir::toNativeSeparators(filepath);
       
   151     TPtrC filepathPtr(qt_QString2TPtrC(filepath));
       
   152     TRAPD(err, m_playUtility = CMdaAudioPlayerUtility::NewL(*this);
       
   153                m_playUtility->OpenFileL(filepathPtr));
       
   154     if(err){
       
   155         m_server->playCompleted(this, err);
       
   156     }
       
   157 }
       
   158 
       
   159 void QAuBucketS60::play()
       
   160 {
       
   161     if(m_prepared) {
       
   162         // OpenFileL call is completed we can start playing immediately
       
   163         m_playUtility->Play();
       
   164     } else {
       
   165         m_playCalled = true;
       
   166     }
       
   167 
       
   168 }
       
   169 
       
   170 void QAuBucketS60::stop()
       
   171 {
       
   172     m_playCalled = false;
       
   173     m_playUtility->Stop();
       
   174 }
       
   175 
       
   176 void QAuBucketS60::MapcPlayComplete(TInt aError)
       
   177 {
       
   178     m_server->playCompleted(this, aError);
       
   179 }
       
   180 
       
   181 void QAuBucketS60::MapcInitComplete(TInt aError, const TTimeIntervalMicroSeconds& /*aDuration*/)
       
   182 {
       
   183     if(aError) {
       
   184         m_server->playCompleted(this, aError);
       
   185     } else {
       
   186         m_prepared = true;
       
   187         if(m_playCalled){
       
   188             play();
       
   189         }
       
   190     }
       
   191 }
       
   192 
       
   193 QAuBucketS60::~QAuBucketS60()
       
   194 {
       
   195     if(m_playUtility){
       
   196         m_playUtility->Stop();
       
   197         m_playUtility->Close();
       
   198     }
       
   199 
       
   200     delete m_playUtility;
       
   201 }
       
   202 
       
   203 
       
   204 #endif // QT_NO_SOUND
       
   205 
       
   206 QT_END_NAMESPACE