work

src/widget/trait_fns.rs

@@ -125,7 +125,7 @@ widget_trait! {
         |state| self.add(state)
     }
 
-    fn set_ptr(self, ptr: WidgetRef<WidgetPtr>, state: &mut Rsc) {
+    fn set_ptr(self, ptr: WeakWidget<WidgetPtr>, state: &mut Rsc) {
         let id = self.add_strong(state);
         state.ui_mut()[ptr].inner = Some(id);
     }