iphone - Detecting if music is playing?

Question

My app involves music(iPodMusic), and there is a UISwitch toggling play/pause. My goal is to be able to detect if music is playing, so that therefore the play/pause switch can say 'play' when music is playing and 'pause' if it isn't.

Answer 1

if ([[MPMusicPlayerController iPodMusicPlayer] playbackState] == MPMusicPlaybackStatePlaying) ...