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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
No known key found for this signature in database
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> {
double currentSliderValue = 20;
int _count = 0;
@override
Widget build(BuildContext context) {
@ -39,25 +39,32 @@ class MainWidgetState extends State<MainWidget> {
child: Column(
mainAxisAlignment: MainAxisAlignment.center,
children: <Widget>[
Row(
mainAxisAlignment: MainAxisAlignment.center,
children: <Widget>[
const Text('This is a TextButton:'),
TextButton(
onPressed: () { },
child: const Text('Action'),
),
],
MergeSemantics(
child: Row(
mainAxisAlignment: MainAxisAlignment.center,
children: <Widget>[
const Text('This is a TextButton:'),
TextButton(
onPressed: () {
setState(() { _count++; });
},
child: const Text('Action'),
),
Text('Clicked $_count time(s).'),
],
),
),
const Row(
mainAxisAlignment: MainAxisAlignment.center,
children: <Widget>[
Text('This is a disabled TextButton:'),
TextButton(
onPressed: null,
child: Text('Action'),
),
],
const MergeSemantics(
child: Row(
mainAxisAlignment: MainAxisAlignment.center,
children: <Widget>[
Text('This is a disabled TextButton:'),
TextButton(
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() {
testWidgets('text button can run', (WidgetTester tester) async {
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);
});
}