@class AVSystemController, TUCallCenter, NSMutableSet, NSObject, NSHashTable; @protocol OS_dispatch_queue; @interface ContinuityCaptureRemoteUISystemStatus : ContinuityCaptureRemoteUIPowerButtonStatus { NSObject<OS_dispatch_queue> *_queue; TUCallCenter *_callCenter; AVSystemController *_avSystemController; NSMutableSet *_incomingCallIDs; NSHashTable *_observers; NSMutableSet *_activeCallIds; BOOL _hasActiveCallAudioSession; unsigned int _preventSystemSleepAssertionID; _Atomic long long _callState; BOOL _invalidated; } @property (nonatomic) BOOL invalidated; @property (readonly) long long callState; + (id)sharedInstance; + (void)invalidate; - (id)initWithQueue:(id)a0; - (void)removeObserver:(id)a0; - (void)invalidate; - (void)_handleCallStatusChangedNotification:(id)a0; - (void).cxx_destruct; - (void)addObserver:(id)a0; - (void)_avSystemControllerProcessDied; - (void)_handleCall:(id)a0; - (void)_handleCallAudioSessionActiveNotification:(id)a0; - (void)_resolveActiveCallState; - (void)_setupAVSystemController; - (unsigned long long)activeCallCountOnMainQueue; - (void)holdIdleSleepAssertionForReason:(id)a0; - (void)releaseCurrentIdleSleepAssertion; - (void)setupCallStateMonitoring; @end