@class NSObject; @protocol OS_dispatch_queue; @interface CSMediaPlayingMonitor : CSEventMonitor { long long _mediaIsPlaying; NSObject<OS_dispatch_queue> *_queue; } + (id)sharedInstance; - (void)_stopMonitoring; - (id)init; - (void)_startMonitoringWithQueue:(id)a0; - (void).cxx_destruct; - (void)_notePossiblePlayPausedStateChange:(id)a0; - (void)_notifyObserver:(id)a0 mediaIsPlayingState:(long long)a1; - (void)initializeMediaPlayingState; - (long long)mediaPlayingState; - (void)mediaPlayingStateWithCompletion:(id /* block */)a0; @end