Fix/bug

CHANGELOG.md

@@ -25,6 +25,11 @@ Please only add new entries below the [Unreleased](#unreleased---releasedate) he
 
 ## [@Unreleased] - @ReleaseDate
 
+### Fixed
+
+- **core**: fix set opacity zero no work to it's children. (#671 @wjian23)
+- **core**: Fix TextStyle cause providers mismatched (#671 @wjian23)
+
 ## [0.4.0-alpha.19] - 2024-12-18
 
 ### Features

core/src/builtin_widgets/class.rs

@@ -160,15 +160,10 @@ impl<'c> ComposeChild<'c> for OverrideClass {
     let cls_override = this.try_into_value().unwrap_or_else(|_| {
       panic!("Attempting to use `OverrideClass` as a reader or writer is not allowed.")
     });
-    let f = move || {
-      BuildCtx::get_mut()
-        .current_providers
-        .push(Box::new(Queryable(cls_override)));
-      let id = child.build();
-      BuildCtx::get_mut().current_providers.pop();
-      Widget::from_id(id)
-    };
-    f.into_widget()
+
+    Provider::new(Box::new(Queryable(cls_override)))
+      .with_child(fn_widget! { child })
+      .into_widget()
   }
 }
 

core/src/builtin_widgets/opacity.rs

@@ -24,8 +24,8 @@ impl WrapRender for Opacity {
   }
 
   fn paint(&self, host: &dyn Render, ctx: &mut PaintingCtx) {
+    ctx.painter().apply_alpha(self.opacity);
     if self.opacity > 0. {
-      ctx.painter().apply_alpha(self.opacity);
       host.paint(ctx)
     }
   }

core/src/builtin_widgets/text_style.rs

@@ -28,12 +28,9 @@ impl<'c> ComposeChild<'c> for TextStyleWidget {
       }
     };
 
-    let ctx = BuildCtx::get_mut();
-    ctx.current_providers.push(provider);
-    child.into_widget().on_build(|id| {
-      let provider = ctx.current_providers.pop().unwrap();
-      id.attach_data(provider, ctx.tree_mut());
-    })
+    Provider::new(provider)
+      .with_child(fn_widget! { child })
+      .into_widget()
   }
 }