work

core/src/event/ctx.rs

@@ -1,4 +1,4 @@
-use crate::{HasEvents, HasUi, Widget, WidgetRef};
+use crate::{HasEvents, WeakWidget, Widget};
 
 pub struct EventCtx<'a, Rsc: HasEvents, Data> {
     pub state: &'a mut Rsc::State,
@@ -6,13 +6,13 @@ pub struct EventCtx<'a, Rsc: HasEvents, Data> {
 }
 
 pub struct EventIdCtx<'a, Rsc: HasEvents, Data, W: ?Sized> {
-    pub widget: WidgetRef<W>,
+    pub widget: WeakWidget<W>,
     pub state: &'a mut Rsc::State,
     pub data: Data,
 }
 
-impl<Rsc: HasEvents + HasUi, Data, W: Widget> EventIdCtx<'_, Rsc, Data, W> {
+impl<Rsc: HasEvents, Data, W: Widget> EventIdCtx<'_, Rsc, Data, W> {
     pub fn widget<'a>(&self, rsc: &'a mut Rsc) -> &'a mut W {
-        &mut rsc.ui_mut()[self.widget]
+        &mut rsc.widgets_mut()[self.widget]
     }
 }

core/src/event/manager.rs

@@ -1,6 +1,6 @@
 use crate::{
     ActiveData, Event, EventCtx, EventFn, EventIdCtx, EventLike, HasEvents, IdLike, LayerId,
-    Widget, WidgetEventFn, WidgetId, WidgetRef,
+    Widget, WidgetEventFn, WidgetId, WeakWidget,
     util::{HashMap, HashSet, TypeMap},
 };
 use std::{any::TypeId, rc::Rc};
@@ -26,7 +26,7 @@ impl<Rsc: HasEvents + 'static> EventManager<Rsc> {
 
     pub fn register<W: Widget + ?Sized, E: EventLike>(
         &mut self,
-        id: WidgetRef<W>,
+        id: WeakWidget<W>,
         event: E,
         f: impl WidgetEventFn<Rsc, <E::Event as Event>::Data, W>,
     ) {
@@ -114,7 +114,7 @@ impl<Rsc: HasEvents, E: Event> Default for TypeEventManager<Rsc, E> {
 impl<Rsc: HasEvents + 'static, E: Event> TypeEventManager<Rsc, E> {
     fn register<W: Widget + ?Sized>(
         &mut self,
-        widget: WidgetRef<W>,
+        widget: WeakWidget<W>,
         event: impl EventLike<Event = E>,
         f: impl WidgetEventFn<Rsc, E::Data, W>,
     ) {

core/src/event/rsc.rs

@@ -1,18 +1,18 @@
 use crate::{
-    Event, EventCtx, EventLike, EventManager, HasUi, IdLike, Widget, WidgetEventFn, WidgetRef,
+    Event, EventCtx, EventLike, EventManager, IdLike, UiRsc, Widget, WidgetEventFn, WeakWidget,
 };
 
 pub trait HasState: 'static {
     type State;
 }
 
-pub trait HasEvents: Sized + HasUi + HasState {
+pub trait HasEvents: Sized + UiRsc + HasState {
     fn events(&self) -> &EventManager<Self>;
     fn events_mut(&mut self) -> &mut EventManager<Self>;
 
     fn register_event<W: Widget + ?Sized, E: EventLike>(
         &mut self,
-        id: WidgetRef<W>,
+        id: WeakWidget<W>,
         event: E,
         f: impl WidgetEventFn<Self, <E::Event as Event>::Data, W>,
     ) {