Simplify adapter

crates/gpui/src/app/window.rs

@@ -1461,6 +1461,7 @@ impl ToJson for SizeConstraint {
     }
 }
 
+#[derive(Clone)]
 pub struct ChildView {
     view_id: usize,
     view_name: &'static str,

crates/gpui/src/elements.rs

@@ -33,8 +33,8 @@ use crate::{
         rect::RectF,
         vector::{vec2f, Vector2F},
     },
-    json, Action, LayoutContext, PaintContext, SceneBuilder, SizeConstraint, View, ViewContext,
-    WeakViewHandle, WindowContext,
+    json, Action, Entity, LayoutContext, PaintContext, SceneBuilder, SizeConstraint, View,
+    ViewContext, WeakViewHandle, WindowContext,
 };
 use anyhow::{anyhow, Result};
 use collections::HashMap;
@@ -564,6 +564,12 @@ impl<V: 'static> Element<V> for AnyElement<V> {
     }
 }
 
+impl Entity for AnyElement<()> {
+    type Event = ();
+}
+
+// impl View for AnyElement<()> {}
+
 pub struct RootElement<V> {
     element: AnyElement<V>,
     view: WeakViewHandle<V>,