@class NSString, NSXPCConnection; @protocol PUEditingExtensionUndoTarget; @interface PUEditingExtensionUndoProxyExtensionSide : NSObject <PUEditingExtensionUndoButtonHost> @property (readonly, nonatomic) NSXPCConnection *connection; @property (weak, nonatomic) id<PUEditingExtensionUndoTarget> target; @property (readonly) unsigned long long hash; @property (readonly) Class superclass; @property (readonly, copy) NSString *description; @property (readonly, copy) NSString *debugDescription; - (id)remoteObject; - (id)initWithEndpoint:(id)a0; - (void).cxx_destruct; - (void)performRedo; - (void)performUndo; - (void)setShowUndoRedo:(BOOL)a0; - (void)setUndoEnabled:(BOOL)a0 redoEnabled:(BOOL)a1; @end