@class PXGadgetSpec, NSString, PXGadgetSpecManager; @interface PXFeedHorizontalGadgetViewLayoutSpecManager : PXFeedViewLayoutSpecManager <PXChangeObserver> @property (readonly, nonatomic) PXGadgetSpecManager *gadgetSpecManager; @property (retain, nonatomic) PXGadgetSpec *gadgetSpec; @property (readonly, nonatomic) long long style; @property (readonly) unsigned long long hash; @property (readonly) Class superclass; @property (readonly, copy) NSString *description; @property (readonly, copy) NSString *debugDescription; - (id)init; - (void)observable:(id)a0 didChange:(unsigned long long)a1 context:(void *)a2; - (void).cxx_destruct; - (void)_invalidateSpec; - (void)_invalidateGadgetSpec; - (void)_updateGadgetSpec; - (void)_updateSpec; - (id)initWithGadgetSpec:(id)a0 style:(long long)a1; - (id)initWithGadgetSpecManager:(id)a0 style:(long long)a1; @end