@class NSArray, PRSWallpaperObserver, AMUIPosterUpdater, NSHashTable, PRSPosterConfiguration; @interface AMUIPosterSwitcherModel : NSObject { struct os_unfair_lock_s { unsigned int _os_unfair_lock_opaque; } _stateLock; NSHashTable *_observers; PRSWallpaperObserver *_wallpaperObserver; } @property (copy, nonatomic, setter=_setPosterConfigurations:) NSArray *posterConfigurations; @property (retain, nonatomic, setter=_setActiveConfiguration:) PRSPosterConfiguration *activeConfiguration; @property (readonly, nonatomic) AMUIPosterUpdater *posterConfigurationsUpdater; + (id)sharedInstance; - (id)init; - (void)dealloc; - (void)removeObserver:(id)a0; - (void).cxx_destruct; - (void)addObserver:(id)a0; @end