- (void) handle_PlaybackStateChanged: (id) notification {

MPMusicPlaybackState playbackState = [self.player playbackState];


if (playbackState == MPMusicPlaybackStatePaused) {

    self.textLabel.text = @"play";
    [PlayButton setTitle:@"STOP" forState:UIControlStateNormal]; // To set the title

    NSLog (@"This is paused");
    self.playBarButton.title = @"Play";

     self.PlayButton = PlayButton;


    [self.PlayButton setTitleColor:[UIColor redColor]      forState:UIControlStateNormal];


   } else if (playbackState == MPMusicPlaybackStatePlaying) {

    self.textLabel.text = @"pause";
    [PlayButton setTitle:@"Pause" forState:UIControlStateNormal];

    self.PlayButton = PauseButton;
    NSLog (@"This is playing");



} else if (playbackState == MPMusicPlaybackStateStopped) {

    self.textLabel.text = @"Play";
    self.PlayButton = PlayButton;


    [self.player stop];

}
}