@class PRSWallpaperSnapshotObserver, PRSPosterRoleActivePosterObserver, PRSWallpaperLocationStateObserver, PRSPosterRoleCollectionObserver, NSObject; @protocol OS_dispatch_queue; @interface PRSWallpaperObserverConfiguration : NSObject { NSObject *_queue; } @property (retain, nonatomic) PRSWallpaperLocationStateObserver *locationStateObserver; @property (retain, nonatomic) PRSWallpaperSnapshotObserver *snapshotObserver; @property (retain, nonatomic) PRSPosterRoleActivePosterObserver *activePosterRoleObserver; @property (retain, nonatomic) PRSPosterRoleCollectionObserver *postersCollectionRoleObserver; + (id)configurationWithHandler:(id /* block */)a0; - (id)init; - (void)setLocations:(unsigned long long)a0; - (unsigned long long)locations; - (BOOL)isValid; - (void)setQueue:(id)a0; - (void).cxx_destruct; @end