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[web] Enable semantics via query parameter for automation testing

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flutter-zl 2025-11-09 22:04:50 -08:00
parent acdca87356
commit cf1a65abbc
1 changed files with 13 additions and 0 deletions
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13
engine/src/flutter/lib/web_ui/lib/src/engine/platform_dispatcher.dart
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@ -48,6 +48,19 @@ class EnginePlatformDispatcher extends ui.PlatformDispatcher {
/// and ensures proper focus is set, enabling Flutter's focus restoration to work correctly
/// when users navigate between pages.
_addNavigationFocusHandler();
/// Check for query parameter to enable semantics programmatically after initialization.
/// This must be done asynchronously to avoid circular dependency during construction.
scheduleMicrotask(_checkQueryParameterForSemantics);
}
/// Check for query parameter to enable semantics programmatically.
/// This allows automation testing tools to enable semantics without modifying the app.
/// Usage: https://example.com/?flutter-semantics
void _checkQueryParameterForSemantics() {
if (Uri.base.queryParameters.containsKey('flutter-semantics')) {
EngineSemantics.instance.semanticsEnabled = true;
}
}
late StreamSubscription<int> _onViewDisposedListener;