move widgets on draw if region size is same

src/layout/event.rs

@@ -57,7 +57,7 @@ impl<W: WidgetLike<Tag>, Tag> Eventable<W::Widget, Tag> for W {
             let id = self.add(ui);
             ui.modules
                 .get_mut::<E::Module<Ctx>>()
-                .register(id.id.duplicate(), event, f);
+                .register(id.id, event, f);
             id
         }
     }