From 69dfd15092f7e850f0b50041a50ad1e2a6729323 Mon Sep 17 00:00:00 2001
From: flutter-zl <zhongliu88889@gmail.com>
Date: Tue, 14 Oct 2025 22:45:13 -0700
Subject: [PATCH] Removed explicit flag checks from
 SemanticRole.acceptsPointerEvents

---
 .../src/engine/semantics/incrementable.dart   |  3 +++
 .../lib/src/engine/semantics/semantics.dart   | 12 +----------
 .../test/engine/semantics/semantics_test.dart | 20 -------------------
 3 files changed, 4 insertions(+), 31 deletions(-)

diff --git a/engine/src/flutter/lib/web_ui/lib/src/engine/semantics/incrementable.dart b/engine/src/flutter/lib/web_ui/lib/src/engine/semantics/incrementable.dart
index eb294de0f4f..46ff1ff8300 100644
--- a/engine/src/flutter/lib/web_ui/lib/src/engine/semantics/incrementable.dart
+++ b/engine/src/flutter/lib/web_ui/lib/src/engine/semantics/incrementable.dart
@@ -71,6 +71,9 @@ class SemanticIncrementable extends SemanticRole {
     _focusManager.manage(semanticsObject.id, _element);
   }
 
+  @override
+  bool get acceptsPointerEvents => true;
+
   @override
   bool focusAsRouteDefault() {
     _element.focusWithoutScroll();
diff --git a/engine/src/flutter/lib/web_ui/lib/src/engine/semantics/semantics.dart b/engine/src/flutter/lib/web_ui/lib/src/engine/semantics/semantics.dart
index d00b0f2977f..01b3df7d793 100644
--- a/engine/src/flutter/lib/web_ui/lib/src/engine/semantics/semantics.dart
+++ b/engine/src/flutter/lib/web_ui/lib/src/engine/semantics/semantics.dart
@@ -597,17 +597,7 @@ abstract class SemanticRole {
       return semanticsObject.scopesRoute;
     }
 
-    // Only accept pointer events for leaf nodes with interactive semantics.
-    // This prevents non-interactive leaf nodes (like empty containers in dialogs)
-    // from intercepting pointer events meant for underlying widgets like modal
-    // barriers.
-    return semanticsObject.isTappable ||
-        semanticsObject.isButton ||
-        semanticsObject.isCheckable ||
-        semanticsObject.flags.isTextField ||
-        semanticsObject.flags.isLink ||
-        semanticsObject.flags.isSlider ||
-        semanticsObject.isIncrementable;
+    return false;
   }
 
   /// Semantic behaviors provided by this role, if any.
diff --git a/engine/src/flutter/lib/web_ui/test/engine/semantics/semantics_test.dart b/engine/src/flutter/lib/web_ui/test/engine/semantics/semantics_test.dart
index 876e579fb27..13551681904 100644
--- a/engine/src/flutter/lib/web_ui/test/engine/semantics/semantics_test.dart
+++ b/engine/src/flutter/lib/web_ui/test/engine/semantics/semantics_test.dart
@@ -1612,26 +1612,6 @@ void _testContainer() {
       expect(element.style.pointerEvents, 'all', reason: 'Link nodes should accept pointer events');
     });
 
-    test('slider leaf nodes accept pointer events', () async {
-      final ui.SemanticsUpdateBuilder builder = ui.SemanticsUpdateBuilder();
-      updateNode(
-        builder,
-        flags: const ui.SemanticsFlags(isSlider: true),
-        actions: ui.SemanticsAction.increase.index | ui.SemanticsAction.decrease.index,
-      );
-
-      owner().updateSemantics(builder.build());
-
-      final DomElement element = owner().semanticsHost.querySelector(
-        '#${kFlutterSemanticNodePrefix}0',
-      )!;
-      expect(
-        element.style.pointerEvents,
-        'all',
-        reason: 'Slider nodes should accept pointer events',
-      );
-    });
-
     test('incrementable leaf nodes accept pointer events', () async {
       final ui.SemanticsUpdateBuilder builder = ui.SemanticsUpdateBuilder();
       updateNode(builder, actions: ui.SemanticsAction.increase.index);