summaryrefslogtreecommitdiffstats
path: root/src/gui/kernel/qsound_mac.mm
blob: 21fd32a74dc85823cf0ca0b7c7ba846e8727ab20 (plain)
1
2
3
4
5
6
7
8
9
10
11
12
13
14
15
16
17
18
19
20
21
22
23
24
25
26
27
28
29
30
31
32
33
34
35
36
37
38
39
40
41
42
43
44
45
46
47
48
49
50
51
52
53
54
55
56
57
58
59
60
61
62
63
64
65
66
67
68
69
70
71
72
73
74
75
76
77
78
79
80
81
82
83
84
85
86
87
88
89
90
91
92
93
94
95
96
97
98
99
100
101
102
103
104
105
106
107
108
109
110
111
112
113
114
115
116
117
118
119
120
121
122
123
124
125
126
127
128
129
130
131
132
133
134
135
136
137
138
139
140
141
142
143
144
145
146
147
148
149
150
151
152
153
154
155
156
157
158
159
160
161
162
163
164
165
166
167
168
169
170
171
172
173
174
175
176
177
178
179
180
181
182
183
184
185
186
187
188
189
190
/****************************************************************************
**
** Copyright (C) 2012 Nokia Corporation and/or its subsidiary(-ies).
** Contact: http://www.qt-project.org/
**
** This file is part of the QtGui module 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.
**
** 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.
**
** 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:
** http://www.gnu.org/copyleft/gpl.html.
**
** Other Usage
** Alternatively, this file may be used in accordance with the terms and
** conditions contained in a signed written agreement between you and Nokia.
**
**
**
**
**
**
** $QT_END_LICENSE$
**
****************************************************************************/
#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 QT_MANGLE_NAMESPACE(QMacSoundDelegate) : NSObject<NSSoundDelegate> {
    QSound *qSound; // may be null.
    QAuServerMac* server;
}
-(id)initWithQSound:(QSound*)sound:(QAuServerMac*)server;
@end

@implementation QT_MANGLE_NAMESPACE(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];
    QT_MANGLE_NAMESPACE(QMacSoundDelegate) * const delegate = [[QT_MANGLE_NAMESPACE(QMacSoundDelegate) alloc] initWithQSound:qSound:this];
    [nsSound setDelegate:delegate];
    [nsFileName release];
    return nsSound;
}

QAuServer* qt_new_audio_server()
{
    return new QAuServerMac(qApp);
}

QT_END_NAMESPACE

#include "qsound_mac.moc"

#endif // QT_NO_SOUND