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/****************************************************************************
**
** Copyright (C) 2009 Nokia Corporation and/or its subsidiary(-ies).
** Contact: Nokia Corporation (qt-info@nokia.com)
**
** This file is part of the QtGui module of the Qt Toolkit.
**
** $QT_BEGIN_LICENSE:LGPL$
** No Commercial Usage
** This file contains pre-release code and may not be distributed.
** You may use this file in accordance with the terms and conditions
** contained in the Technology Preview License Agreement accompanying
** this package.
**
** 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, Nokia gives you certain
** additional rights. These rights are described in the Nokia Qt LGPL
** Exception version 1.1, included in the file LGPL_EXCEPTION.txt in this
** package.
**
** If you have questions regarding the use of this file, please contact
** Nokia at qt-info@nokia.com.
**
**
**
**
**
**
**
**
** $QT_END_LICENSE$
**
****************************************************************************/
#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
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