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added functionality to where SR will communicate button clicked (#152185)

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added functionality to onPressed method to communicate button press action to screen readers.

Before: https://screencast.googleplex.com/cast/NjI2NzEyMzY3OTYyNTIxNnw1NjgyNGE3MC0wNQ
After: https://screencast.googleplex.com/cast/NjUyODAxNzc0MzQ3ODc4NHwxNjBhZDZjNi1hOA

fixes b/347102786
This commit is contained in:
Denis Bowen 2024-08-05 18:38:58 -05:00 committed by GitHub
parent 75b6a2ff6a
commit 3293010a43
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GPG Key ID: B5690EEEBB952194
2 changed files with 41 additions and 20 deletions
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45
dev/a11y_assessments/lib/use_cases/text_button.dart
View File

@ -26,7 +26,7 @@ class MainWidget extends StatefulWidget {
} }
class MainWidgetState extends State<MainWidget> { class MainWidgetState extends State<MainWidget> {
double currentSliderValue = 20; int _count = 0;
@override @override
Widget build(BuildContext context) { Widget build(BuildContext context) {
@ -39,25 +39,32 @@ class MainWidgetState extends State<MainWidget> {
child: Column( child: Column(
mainAxisAlignment: MainAxisAlignment.center, mainAxisAlignment: MainAxisAlignment.center,
children: <Widget>[ children: <Widget>[
Row( MergeSemantics(
mainAxisAlignment: MainAxisAlignment.center, child: Row(
children: <Widget>[ mainAxisAlignment: MainAxisAlignment.center,
const Text('This is a TextButton:'), children: <Widget>[
TextButton( const Text('This is a TextButton:'),
onPressed: () { }, TextButton(
child: const Text('Action'), onPressed: () {
), setState(() { _count++; });
], },
child: const Text('Action'),
),
Text('Clicked $_count time(s).'),
],
),
), ),
const Row( const MergeSemantics(
mainAxisAlignment: MainAxisAlignment.center, child: Row(
children: <Widget>[ mainAxisAlignment: MainAxisAlignment.center,
Text('This is a disabled TextButton:'), children: <Widget>[
TextButton( Text('This is a disabled TextButton:'),
onPressed: null, TextButton(
child: Text('Action'), onPressed: null,
), child: Text('Action Disabled'),
], ),
],
),
), ),
], ],
), ),

16
dev/a11y_assessments/test/text_button_test.dart
View File

@ -10,6 +10,20 @@ import 'test_utils.dart';
void main() { void main() {
testWidgets('text button can run', (WidgetTester tester) async { testWidgets('text button can run', (WidgetTester tester) async {
await pumpsUseCase(tester, TextButtonUseCase()); await pumpsUseCase(tester, TextButtonUseCase());
expect(find.text('Action'), findsExactly(2)); expect(find.text('Action'), findsOneWidget);
expect(find.text('Action Disabled'), findsOneWidget);
});
testWidgets('text button increments correctly when clicked', (WidgetTester tester) async {
await pumpsUseCase(tester, TextButtonUseCase());
expect(find.text('Action'), findsOneWidget);
await tester.tap(find.text('Action'));
await tester.pumpAndSettle();
expect(find.text('Clicked 1 time(s).'), findsOneWidget);
await tester.tap(find.text('Action'));
await tester.pumpAndSettle();
expect(find.text('Clicked 2 time(s).'), findsOneWidget);
}); });
} }