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fix issue #55400 PopupMenuButton positions menu incorrectly with nest… (#65832)

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Sergey Solodukhin 2020-10-12 21:52:04 +03:00 committed by GitHub
parent 7ce0dce2e5
commit 3e069a433b
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GPG Key ID: 4AEE18F83AFDEB23
2 changed files with 84 additions and 1 deletions
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2
packages/flutter/lib/src/material/popup_menu.dart
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@ -1077,7 +1077,7 @@ class PopupMenuButtonState<T> extends State<PopupMenuButton<T>> {
void showButtonMenu() {
final PopupMenuThemeData popupMenuTheme = PopupMenuTheme.of(context);
final RenderBox button = context.findRenderObject()! as RenderBox;
final RenderBox overlay = Overlay.of(context)!.context.findRenderObject()! as RenderBox;
final RenderBox overlay = Navigator.of(context)!.overlay!.context.findRenderObject()! as RenderBox;
final RelativeRect position = RelativeRect.fromRect(
Rect.fromPoints(
button.localToGlobal(widget.offset, ancestor: overlay),

83
packages/flutter/test/material/popup_menu_test.dart
View File

@ -634,6 +634,89 @@ void main() {
await testPositioningDownThenUp(tester, TextDirection.rtl, Alignment.bottomCenter, TextDirection.rtl, const Rect.fromLTWH(450.0, 500.0, 0.0, 0.0));
});
testWidgets('PopupMenu positioning inside nested Overlay', (WidgetTester tester) async {
final Key buttonKey = UniqueKey();
await tester.pumpWidget(
MaterialApp(
home: Scaffold(
appBar: AppBar(title: const Text('Example')),
body: Padding(
padding: const EdgeInsets.all(8.0),
child: Overlay(
initialEntries: <OverlayEntry>[
OverlayEntry(
builder: (_) => Center(
child: PopupMenuButton<int>(
key: buttonKey,
itemBuilder: (_) => <PopupMenuItem<int>>[
const PopupMenuItem<int>(value: 1, child: Text('Item 1')),
const PopupMenuItem<int>(value: 2, child: Text('Item 2')),
],
child: const Text('Show Menu'),
),
),
),
],
),
),
),
),
);
final Finder buttonFinder = find.byKey(buttonKey);
final Finder popupFinder = find.bySemanticsLabel('Popup menu');
await tester.tap(buttonFinder);
await tester.pumpAndSettle();
final Offset buttonTopLeft = tester.getTopLeft(buttonFinder);
expect(tester.getTopLeft(popupFinder), buttonTopLeft);
});
testWidgets('PopupMenu positioning inside nested Navigator', (WidgetTester tester) async {
final Key buttonKey = UniqueKey();
await tester.pumpWidget(
MaterialApp(
home: Scaffold(
appBar: AppBar(title: const Text('Example')),
body: Padding(
padding: const EdgeInsets.all(8.0),
child: Navigator(
onGenerateRoute: (RouteSettings settings) {
return MaterialPageRoute<dynamic>(
builder: (BuildContext context) {
return Padding(
padding: const EdgeInsets.all(8.0),
child: Center(
child: PopupMenuButton<int>(
key: buttonKey,
itemBuilder: (_) => <PopupMenuItem<int>>[
const PopupMenuItem<int>(value: 1, child: Text('Item 1')),
const PopupMenuItem<int>(value: 2, child: Text('Item 2')),
],
child: const Text('Show Menu'),
),
),
);
},
);
},
),
),
),
),
);
final Finder buttonFinder = find.byKey(buttonKey);
final Finder popupFinder = find.bySemanticsLabel('Popup menu');
await tester.tap(buttonFinder);
await tester.pumpAndSettle();
final Offset buttonTopLeft = tester.getTopLeft(buttonFinder);
expect(tester.getTopLeft(popupFinder), buttonTopLeft);
});
testWidgets('PopupMenu removes MediaQuery padding', (WidgetTester tester) async {
late BuildContext popupContext;