@class PUActivityItemSourceOperation, NSString, NSArray, NSURL, NSError, NSObject, PUActivityItemSourceController; @protocol OS_dispatch_queue, PUCMMActivityItemSourceDelegate; @interface PUCMMActivityItemSource : PXObservable <PUActivityItemSourceOperationDelegate, PXChangeObserver, UIActivityItemsSource, UIActivityItemDeferredSource, UIActivityItemSource> @property (retain, nonatomic) NSString *activityType; @property (retain, nonatomic) PUActivityItemSourceOperation *preparationOperation; @property (copy, nonatomic) NSURL *momentShareLink; @property (copy, nonatomic) NSArray *individuallyPreparedItems; @property (retain, nonatomic) NSError *preparationError; @property (retain, nonatomic) NSObject<OS_dispatch_queue> *externalIsolationQueue; @property (readonly, weak, nonatomic) PUActivityItemSourceController *itemSourceController; @property (weak, nonatomic) id<PUCMMActivityItemSourceDelegate> delegate; @property (readonly, nonatomic) unsigned long long state; @property (readonly) unsigned long long hash; @property (readonly) Class superclass; @property (readonly, copy) NSString *description; @property (readonly, copy) NSString *debugDescription; - (void)observable:(id)a0 didChange:(unsigned long long)a1 context:(void *)a2; - (void)setState:(unsigned long long)a0; - (void).cxx_destruct; - (void)cancel; - (id)activityViewController:(id)a0 itemForActivityType:(id)a1; - (id)activityViewControllerPlaceholderItem:(id)a0; - (id)activityViewController:(id)a0 itemsForActivityType:(id)a1; - (id)activityViewControllerOperation:(id)a0; - (id)activityViewControllerPlaceholderItems:(id)a0; - (void)activityItemSourceOperation:(id)a0 prepareItemForActivityType:(id)a1; - (id)initWithActivityItemSourceController:(id)a0; - (id)placeholderItemsForActivityViewController:(id)a0; - (id)preparedItems; @end