@class NSString, CalDarwinNotificationListener, NSObject; @protocol OS_dispatch_queue; @interface CalDeviceLockObserver : NSObject <CalDeviceLockObservable> @property (class, readonly, nonatomic) NSString *stateChangedNotificationName; @property (retain, nonatomic) NSObject<OS_dispatch_queue> *workQueue; @property (retain, nonatomic) NSObject<OS_dispatch_queue> *callbackQueue; @property (retain, nonatomic) CalDarwinNotificationListener *notificationListener; @property (copy, nonatomic) id /* block */ stateChangedCallback; @property (nonatomic) BOOL internalHasBeenUnlockedSinceBoot; @property (readonly, nonatomic) BOOL hasBeenUnlockedSinceBoot; @property (readonly) unsigned long long hash; @property (readonly) Class superclass; @property (readonly, copy) NSString *description; @property (readonly, copy) NSString *debugDescription; + (BOOL)hasBeenUnlockedSinceBoot; @end