Implement explicit text caching in the widget state tree

2 files changed, 11 insertions, 9 deletions

diff --git a/widget/src/lazy/component.rs b/widget/src/lazy/component.rs
index 19df2792..9b3b13b2 100644
--- a/widget/src/lazy/component.rs
+++ b/widget/src/lazy/component.rs
@@ -254,11 +254,12 @@ where
 
     fn layout(
         &self,
+        tree: &Tree,
         renderer: &Renderer,
         limits: &layout::Limits,
     ) -> layout::Node {
         self.with_element(|element| {
-            element.as_widget().layout(renderer, limits)
+            element.as_widget().layout(tree, renderer, limits)
         })
     }
 
diff --git a/widget/src/lazy/responsive.rs b/widget/src/lazy/responsive.rs
index b56545c8..5ab8ed1a 100644
--- a/widget/src/lazy/responsive.rs
+++ b/widget/src/lazy/responsive.rs
@@ -60,13 +60,13 @@ impl<'a, Message, Renderer> Content<'a, Message, Renderer>
 where
     Renderer: core::Renderer,
 {
-    fn layout(&mut self, renderer: &Renderer) {
+    fn layout(&mut self, tree: &Tree, renderer: &Renderer) {
         if self.layout.is_none() {
-            self.layout =
-                Some(self.element.as_widget().layout(
-                    renderer,
-                    &layout::Limits::new(Size::ZERO, self.size),
-                ));
+            self.layout = Some(self.element.as_widget().layout(
+                tree,
+                renderer,
+                &layout::Limits::new(Size::ZERO, self.size),
+            ));
         }
     }
 
@@ -104,7 +104,7 @@ where
         R: Deref<Target = Renderer>,
     {
         self.update(tree, layout.bounds().size(), view);
-        self.layout(renderer.deref());
+        self.layout(tree, renderer.deref());
 
         let content_layout = Layout::with_offset(
             layout.position() - Point::ORIGIN,
@@ -144,6 +144,7 @@ where
 
     fn layout(
         &self,
+        _tree: &Tree,
         _renderer: &Renderer,
         limits: &layout::Limits,
     ) -> layout::Node {
@@ -285,7 +286,7 @@ where
             overlay_builder: |content: &mut RefMut<'_, Content<'_, _, _>>,
                               tree| {
                 content.update(tree, layout.bounds().size(), &self.view);
-                content.layout(renderer);
+                content.layout(tree, renderer);
 
                 let Content {
                     element,