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Fix RawScrollbar examples and desktop test (#158237)

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## Description

Fix the formatting of some `RawScrollbar` examples.
Fix and rename one test file (name without `_test` suffix).
This commit is contained in:
Bruno Leroux 2024-11-06 09:34:36 +01:00 committed by GitHub
parent 66e8f53ba0
commit 22a7afd99a
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GPG Key ID: B5690EEEBB952194
5 changed files with 93 additions and 88 deletions
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1
dev/bots/check_code_samples.dart
View File

@ -312,5 +312,4 @@ final Set<String> _knownMissingTests = <String>{
'examples/api/test/material/color_scheme/dynamic_content_color.0_test.dart',
'examples/api/test/widgets/image/image.frame_builder.0_test.dart',
'examples/api/test/widgets/image/image.loading_builder.0_test.dart',
'examples/api/test/widgets/scrollbar/raw_scrollbar.desktop.0_test.dart',
};

89
examples/api/lib/widgets/scrollbar/raw_scrollbar.0.dart
View File

@ -32,11 +32,11 @@ class RawScrollbarExample extends StatefulWidget {
}
class _RawScrollbarExampleState extends State<RawScrollbarExample> {
final ScrollController _firstController = ScrollController();
final ScrollController _controller = ScrollController();
@override
void dispose() {
_firstController.dispose();
_controller.dispose();
super.dispose();
}
@ -46,47 +46,52 @@ class _RawScrollbarExampleState extends State<RawScrollbarExample> {
return Row(
children: <Widget>[
SizedBox(
width: constraints.maxWidth / 2,
// When using the PrimaryScrollController and a Scrollbar
// together, only one ScrollPosition can be attached to the
// PrimaryScrollController at a time. Providing a
// unique scroll controller to this scroll view prevents it
// from attaching to the PrimaryScrollController.
child: Scrollbar(
thumbVisibility: true,
controller: _firstController,
child: ListView.builder(
controller: _firstController,
itemCount: 100,
itemBuilder: (BuildContext context, int index) {
return Padding(
padding: const EdgeInsets.all(8.0),
child: Text('Scrollable 1 : Index $index'),
);
}),
)),
width: constraints.maxWidth / 2,
// When using the PrimaryScrollController and a Scrollbar
// together, only one ScrollPosition can be attached to the
// PrimaryScrollController at a time. Providing a
// unique scroll controller to this scroll view prevents it
// from attaching to the PrimaryScrollController.
child: Scrollbar(
thumbVisibility: true,
controller: _controller,
child: ListView.builder(
controller: _controller,
itemCount: 100,
itemBuilder: (BuildContext context, int index) {
return Padding(
padding: const EdgeInsets.all(8.0),
child: Text('Scrollable 1 : Index $index'),
);
},
),
),
),
SizedBox(
width: constraints.maxWidth / 2,
// This vertical scroll view has primary set to true, so it is
// using the PrimaryScrollController. On mobile platforms, the
// PrimaryScrollController automatically attaches to vertical
// ScrollViews, unlike on Desktop platforms, where the primary
// parameter is required.
child: Scrollbar(
thumbVisibility: true,
child: ListView.builder(
primary: true,
itemCount: 100,
itemBuilder: (BuildContext context, int index) {
return Container(
height: 50,
color: index.isEven ? Colors.amberAccent : Colors.blueAccent,
child: Padding(
padding: const EdgeInsets.all(8.0),
child: Text('Scrollable 2 : Index $index'),
));
}),
)),
width: constraints.maxWidth / 2,
// This vertical scroll view has primary set to true, so it is
// using the PrimaryScrollController. On mobile platforms, the
// PrimaryScrollController automatically attaches to vertical
// ScrollViews, unlike on Desktop platforms, where the primary
// parameter is required.
child: Scrollbar(
thumbVisibility: true,
child: ListView.builder(
primary: true,
itemCount: 100,
itemBuilder: (BuildContext context, int index) {
return Container(
height: 50,
color: index.isEven ? Colors.amberAccent : Colors.blueAccent,
child: Padding(
padding: const EdgeInsets.all(8.0),
child: Text('Scrollable 2 : Index $index'),
),
);
},
),
),
),
],
);
});

8
examples/api/lib/widgets/scrollbar/raw_scrollbar.2.dart
View File

@ -30,21 +30,21 @@ class RawScrollbarExample extends StatefulWidget {
}
class _RawScrollbarExampleState extends State<RawScrollbarExample> {
final ScrollController _controllerOne = ScrollController();
final ScrollController _controller = ScrollController();
@override
void dispose() {
_controllerOne.dispose();
_controller.dispose();
super.dispose();
}
@override
Widget build(BuildContext context) {
return RawScrollbar(
controller: _controllerOne,
controller: _controller,
thumbVisibility: true,
child: GridView.builder(
controller: _controllerOne,
controller: _controller,
itemCount: 120,
gridDelegate: const SliverGridDelegateWithFixedCrossAxisCount(crossAxisCount: 3),
itemBuilder: (BuildContext context, int index) {

80
examples/api/lib/widgets/scrollbar/raw_scrollbar.desktop.0.dart
View File

@ -32,11 +32,11 @@ class DesktopExample extends StatefulWidget {
}
class _DesktopExampleState extends State<DesktopExample> {
final ScrollController controller = ScrollController();
final ScrollController _controller = ScrollController();
@override
void dispose() {
controller.dispose();
_controller.dispose();
super.dispose();
}
@ -46,54 +46,56 @@ class _DesktopExampleState extends State<DesktopExample> {
return Row(
children: <Widget>[
SizedBox(
width: constraints.maxWidth / 2,
// When running this sample on desktop, two scrollbars will be
// visible here. One is the default scrollbar and the other is the
// Scrollbar widget with custom thickness.
child: Scrollbar(
thickness: 20.0,
thumbVisibility: true,
controller: controller,
width: constraints.maxWidth / 2,
// When running this sample on desktop, two scrollbars will be
// visible here. One is the default scrollbar and the other is the
// Scrollbar widget with custom thickness.
child: Scrollbar(
thickness: 20.0,
thumbVisibility: true,
controller: _controller,
child: ListView.builder(
controller: _controller,
itemCount: 100,
itemBuilder: (BuildContext context, int index) {
return SizedBox(
height: 50,
child: Padding(
padding: const EdgeInsets.all(8.0),
child: Text('Scrollable 1 : Index $index'),
),
);
},
),
),
),
SizedBox(
width: constraints.maxWidth / 2,
// When running this sample on desktop, one scrollbar will be
// visible here. The default scrollbar is hidden by setting the
// ScrollConfiguration's scrollbars to false. The Scrollbar widget
// with custom thickness is visible.
child: Scrollbar(
thickness: 20.0,
thumbVisibility: true,
child: ScrollConfiguration(
behavior: ScrollConfiguration.of(context).copyWith(scrollbars: false),
child: ListView.builder(
controller: controller,
primary: true,
itemCount: 100,
itemBuilder: (BuildContext context, int index) {
return SizedBox(
height: 50,
child: Padding(
padding: const EdgeInsets.all(8.0),
child: Text('Scrollable 1 : Index $index'),
child: Text('Scrollable 2 : Index $index'),
),
);
},
),
)),
SizedBox(
width: constraints.maxWidth / 2,
// When running this sample on desktop, one scrollbar will be
// visible here. The default scrollbar is hidden by setting the
// ScrollConfiguration's scrollbars to false. The Scrollbar widget
// with custom thickness is visible.
child: Scrollbar(
thickness: 20.0,
thumbVisibility: true,
child: ScrollConfiguration(
behavior: ScrollConfiguration.of(context).copyWith(scrollbars: false),
child: ListView.builder(
primary: true,
itemCount: 100,
itemBuilder: (BuildContext context, int index) {
return SizedBox(
height: 50,
child: Padding(
padding: const EdgeInsets.all(8.0),
child: Text('Scrollable 2 : Index $index'),
),
);
},
),
),
)),
),
),
),
],
);
});

3
examples/api/test/widgets/scrollbar/raw_scrollbar.desktop.0.dart → examples/api/test/widgets/scrollbar/raw_scrollbar.desktop.0_test.dart
View File

@ -8,7 +8,6 @@ import 'package:flutter_test/flutter_test.dart';
void main() {
testWidgets('Can hide default scrollbar on desktop', (WidgetTester tester) async {
await tester.pumpWidget(
const example.ScrollbarApp(),
);
@ -16,5 +15,5 @@ void main() {
// Two from left list view where scroll configuration is not set.
// One from right list view where scroll configuration is set.
expect(find.byType(Scrollbar), findsNWidgets(3));
});
}, variant: TargetPlatformVariant.desktop());
}