@class PXWallpaperSmartAlbumDataSource, NSString; @interface _PUWallpaperSmartAlbumPreviewReloadRequest : NSObject <PXPassiveContentDataSourceChangeObserver> @property (retain, nonatomic) PXWallpaperSmartAlbumDataSource *smartAlbumDataSource; @property (copy, nonatomic) id /* block */ completion; @property (readonly) unsigned long long hash; @property (readonly) Class superclass; @property (readonly, copy) NSString *description; @property (readonly, copy) NSString *debugDescription; @end