impl idlike for widgetview

core/src/widget/view.rs

@@ -1,6 +1,6 @@
 use std::marker::Unsize;
 
-use crate::{Widget, WeakWidget};
+use crate::{IdLike, WeakWidget, Widget};
 
 pub trait WidgetView {
     type Widget: Widget + ?Sized + Unsize<dyn Widget>;
@@ -14,3 +14,11 @@ pub trait HasWidget {
 impl<W: Widget + Unsize<dyn Widget> + ?Sized> HasWidget for WeakWidget<W> {
     type Widget = W;
 }
+
+impl<WV: WidgetView> IdLike for WV {
+    type Widget = WV::Widget;
+
+    fn id(&self) -> super::WidgetId {
+        self.root().id
+    }
+}