From ed3454301e663a7cb7d73cd56b57b188f4d14a2f Mon Sep 17 00:00:00 2001
From: Héctor Ramón Jiménez <hector0193@gmail.com>
Date: Wed, 30 Aug 2023 04:31:21 +0200
Subject: Implement explicit text caching in the widget state tree

---
 widget/src/pane_grid/content.rs   | 13 ++++++++++---
 widget/src/pane_grid/title_bar.rs | 18 +++++++++++-------
 2 files changed, 21 insertions(+), 10 deletions(-)

(limited to 'widget/src/pane_grid')

diff --git a/widget/src/pane_grid/content.rs b/widget/src/pane_grid/content.rs
index e890e41a..8a74b4b9 100644
--- a/widget/src/pane_grid/content.rs
+++ b/widget/src/pane_grid/content.rs
@@ -150,18 +150,23 @@ where
 
     pub(crate) fn layout(
         &self,
+        tree: &Tree,
         renderer: &Renderer,
         limits: &layout::Limits,
     ) -> layout::Node {
         if let Some(title_bar) = &self.title_bar {
             let max_size = limits.max();
 
-            let title_bar_layout = title_bar
-                .layout(renderer, &layout::Limits::new(Size::ZERO, max_size));
+            let title_bar_layout = title_bar.layout(
+                &tree.children[1],
+                renderer,
+                &layout::Limits::new(Size::ZERO, max_size),
+            );
 
             let title_bar_size = title_bar_layout.size();
 
             let mut body_layout = self.body.as_widget().layout(
+                &tree.children[0],
                 renderer,
                 &layout::Limits::new(
                     Size::ZERO,
@@ -179,7 +184,9 @@ where
                 vec![title_bar_layout, body_layout],
             )
         } else {
-            self.body.as_widget().layout(renderer, limits)
+            self.body
+                .as_widget()
+                .layout(&tree.children[0], renderer, limits)
         }
     }
 
diff --git a/widget/src/pane_grid/title_bar.rs b/widget/src/pane_grid/title_bar.rs
index cac24e68..c0fb9936 100644
--- a/widget/src/pane_grid/title_bar.rs
+++ b/widget/src/pane_grid/title_bar.rs
@@ -213,23 +213,27 @@ where
 
     pub(crate) fn layout(
         &self,
+        tree: &Tree,
         renderer: &Renderer,
         limits: &layout::Limits,
     ) -> layout::Node {
         let limits = limits.pad(self.padding);
         let max_size = limits.max();
 
-        let title_layout = self
-            .content
-            .as_widget()
-            .layout(renderer, &layout::Limits::new(Size::ZERO, max_size));
+        let title_layout = self.content.as_widget().layout(
+            &tree.children[0],
+            renderer,
+            &layout::Limits::new(Size::ZERO, max_size),
+        );
 
         let title_size = title_layout.size();
 
         let mut node = if let Some(controls) = &self.controls {
-            let mut controls_layout = controls
-                .as_widget()
-                .layout(renderer, &layout::Limits::new(Size::ZERO, max_size));
+            let mut controls_layout = controls.as_widget().layout(
+                &tree.children[1],
+                renderer,
+                &layout::Limits::new(Size::ZERO, max_size),
+            );
 
             let controls_size = controls_layout.size();
             let space_before_controls = max_size.width - controls_size.width;
-- 
cgit