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#include <qapplication.h>

#include "qsound.h"

#include "qsound_p.h"

#include <private/qt_mac_p.h>

#include <qhash.h>

#include <qdebug.h>

#import <AppKit/AppKit.h>

#include <AppKit/NSSound.h>

QT_BEGIN_NAMESPACE

void qt_mac_beep() 

{

    NSBeep();

}

QT_END_NAMESPACE

#ifndef QT_NO_SOUND

QT_BEGIN_NAMESPACE

typedef QHash<QSound *, NSSound const *> Sounds;

static Sounds sounds;

class QAuServerMac : public QAuServer

{

    Q_OBJECT

public:

    QAuServerMac(QObject* parent) : QAuServer(parent) { }

    void play(const QString& filename);

    void play(QSound *s);

    void stop(QSound*);

    bool okay() { return true; }

    using QAuServer::decLoop; // promote to public.

protected:

    NSSound *createNSSound(const QString &filename, QSound *qSound);

};

QT_END_NAMESPACE

#if MAC_OS_X_VERSION_MAX_ALLOWED <= MAC_OS_X_VERSION_10_5

@protocol NSSoundDelegate <NSObject>

-(void)sound:(NSSound *)sound didFinishPlaying:(BOOL)aBool;

@end

#endif

QT_USE_NAMESPACE

@interface QMacSoundDelegate : NSObject<NSSoundDelegate> {

    QSound *qSound; // may be null.

    QAuServerMac* server;

}

-(id)initWithQSound:(QSound*)sound:(QAuServerMac*)server;

@end

@implementation QMacSoundDelegate

-(id)initWithQSound:(QSound*)s:(QAuServerMac*)serv {

    self = [super init];

    if(self) {

        qSound = s;

        server = serv;

    }

    return self;

}

// Delegate function that gets called each time a sound finishes.

-(void)sound:(NSSound *)sound didFinishPlaying:(BOOL)finishedOk

{

    // qSound is null if this sound was started by play(QString),

    // in which case there is no corresponding QSound object.

    if (qSound == 0) {

        [sound release];

        [self release];

        return;

    }

    // finishedOk is false if the sound cold not be played or

    // if it was interrupted by stop().

    if (finishedOk == false) {

        sounds.remove(qSound);

        [sound release];

        [self release];

        return;

    }

    // Check if the sound should loop "forever" (until stop).

    if (qSound->loops() == -1) { 

        [sound play];

        return;

    }

    const int remainingIterations = server->decLoop(qSound);

    if (remainingIterations > 0) {

        [sound play];

    } else {

        sounds.remove(qSound);

        [sound release];

        [self release];

    }

}

@end

QT_BEGIN_NAMESPACE

void QAuServerMac::play(const QString &fileName)

{

    QMacCocoaAutoReleasePool pool;

    NSSound * const nsSound = createNSSound(fileName, 0);

    [nsSound play];

}

void QAuServerMac::play(QSound *qSound)

{

    QMacCocoaAutoReleasePool pool;

    NSSound * const nsSound = createNSSound(qSound->fileName(), qSound);

    [nsSound play];

    // Keep track of the nsSound object so we can find it again in stop().

    sounds[qSound] = nsSound;

}

void QAuServerMac::stop(QSound *qSound)

{

    Sounds::const_iterator it = sounds.constFind(qSound);

    if (it != sounds.constEnd())

        [*it stop];

}

// Creates an NSSound object and installs a "sound finished" callack delegate on it.

NSSound *QAuServerMac::createNSSound(const QString &fileName, QSound *qSound)

{

    NSString *nsFileName = const_cast<NSString *>(reinterpret_cast<const NSString *>(QCFString::toCFStringRef(fileName)));

    NSSound * const nsSound = [[NSSound alloc] initWithContentsOfFile: nsFileName byReference:YES];

    QMacSoundDelegate * const delegate = [[QMacSoundDelegate alloc] initWithQSound:qSound:this];

    [nsSound setDelegate:delegate];

    return nsSound;

}

QAuServer* qt_new_audio_server()

{

    return new QAuServerMac(qApp);

}

QT_END_NAMESPACE

#include "qsound_mac.moc"

#endif // QT_NO_SOUND