initial global widget store

core/src/layout/view.rs

@@ -1,9 +1,9 @@
-use crate::layout::{Widget, WidgetLike, WidgetRef};
+use crate::layout::{Widget, WidgetHandle, WidgetLike};
 use std::marker::Unsize;
 
 pub trait WidgetView {
     type Widget: Widget + ?Sized + Unsize<dyn Widget> = dyn Widget;
-    fn view(&self) -> &WidgetRef<Self::Widget>;
+    fn view(self) -> WidgetHandle<Self::Widget>;
 }
 
 pub struct ViewTag;
@@ -11,7 +11,7 @@ pub struct ViewTag;
 impl<WV: WidgetView> WidgetLike<ViewTag> for WV {
     type Widget = WV::Widget;
 
-    fn add(self, _ui: &mut super::Ui) -> WidgetRef<Self::Widget> {
-        self.view().clone()
+    fn add(self, _ui: &mut super::Ui) -> WidgetHandle<Self::Widget> {
+        self.view()
     }
 }