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copied!<p>These are the codes for the requested actions, appSoundPlayer is a property of AVAudioPlayer declared in h file. Also this example plays a song in the resource folder.</p> <pre><code>#pragma mark - #pragma mark *play* - (IBAction) playaction { NSString *soundFilePath = [[NSBundle mainBundle] pathForResource:@"songname" ofType:@"mp3"]; NSURL *newURL = [[NSURL alloc] initFileURLWithPath: soundFilePath]; self.soundFileURL = newURL; [newURL release]; [[AVAudioSession sharedInstance] setDelegate: self]; [[AVAudioSession sharedInstance] setCategory: AVAudioSessionCategoryAmbient error: nil]; // Registers the audio route change listener callback function AudioSessionAddPropertyListener ( kAudioSessionProperty_AudioRouteChange, audioRouteChangeListenerCallback, self ); // Activates the audio session. NSError *activationError = nil; [[AVAudioSession sharedInstance] setActive: YES error: &activationError]; AVAudioPlayer *newPlayer = [[AVAudioPlayer alloc] initWithContentsOfURL: soundFileURL error: nil]; self.appSoundPlayer = newPlayer; [newPlayer release]; [appSoundPlayer prepareToPlay]; [appSoundPlayer setVolume: 1.0]; [appSoundPlayer setDelegate: self]; [appSoundPlayer play]; [stopbutton setEnabled:YES]; [playbutton setEnabled: NO]; playbutton.hidden=YES; pausebutton.hidden =NO; }//playbutton touch up inside #pragma mark - #pragma mark *pause* -(IBAction)pauseaction { [appSoundPlayer pause]; pausebutton.hidden = YES; resumebutton.hidden = NO; }//pausebutton touch up inside #pragma mark - #pragma mark *resume* -(IBAction)resumeaction{ [appSoundPlayer prepareToPlay]; [appSoundPlayer setVolume:1.0]; [appSoundPlayer setDelegate: self]; [appSoundPlayer play]; playbutton.hidden=YES; resumebutton.hidden =YES; pausebutton.hidden = NO; }//resumebutton touch up inside #pragma mark - #pragma mark *stop* -(IBAction)stopaction{ [appSoundPlayer stop]; [playbutton setEnabled:YES]; [stopbutton setEnabled:NO]; playbutton.hidden=NO; resumebutton.hidden =YES; pausebutton.hidden = YES; }//stopbutton touch up inside </code></pre>

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