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Fix problem with right-clicking on a right-to-left selection (#80186)

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Ludwik Trammer 2021-04-18 18:19:04 +02:00 committed by GitHub
parent 0f8148ec16
commit bccacfed36
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GPG Key ID: 4AEE18F83AFDEB23
3 changed files with 47 additions and 3 deletions
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1
AUTHORS
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@ -76,3 +76,4 @@ Pedro Massango <pedromassango.developer@gmail.com>
Hidenori Matsubayashi <Hidenori.Matsubayashi@sony.com>
Perqin Xie <perqinxie@gmail.com>
Seongyun Kim <helloworld@cau.ac.kr>
Ludwik Trammer <ludwik@gmail.com>

4
packages/flutter/lib/src/widgets/text_selection.dart
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@ -963,8 +963,8 @@ class TextSelectionGestureDetectorBuilder {
renderEditable.lastSecondaryTapDownPosition!,
);
return renderEditable.selection!.base.offset <= textPosition.offset
&& renderEditable.selection!.extent.offset >= textPosition.offset;
return renderEditable.selection!.start <= textPosition.offset
&& renderEditable.selection!.end >= textPosition.offset;
}
/// Whether to show the selection toolbar.

45
packages/flutter/test/widgets/text_selection_test.dart
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@ -3,7 +3,7 @@
// found in the LICENSE file.
import 'package:flutter_test/flutter_test.dart';
import 'package:flutter/gestures.dart' show PointerDeviceKind;
import 'package:flutter/gestures.dart' show PointerDeviceKind, kSecondaryButton;
import 'package:flutter/material.dart';
import 'package:flutter/rendering.dart';
import 'package:flutter/services.dart';
@ -487,6 +487,49 @@ void main() {
expect(renderEditable.selectPositionAtCalled, isTrue);
});
testWidgets('TextSelectionGestureDetectorBuilder right click', (WidgetTester tester) async {
// Regression test for https://github.com/flutter/flutter/issues/80119
await pumpTextSelectionGestureDetectorBuilder(tester);
final FakeRenderEditable renderEditable = tester.renderObject(find.byType(FakeEditable));
renderEditable.text = const TextSpan(text: 'one two three four five six seven');
await tester.pump();
final TestGesture gesture = await tester.createGesture(
pointer: 0,
kind: PointerDeviceKind.mouse,
buttons: kSecondaryButton,
);
addTearDown(gesture.removePointer);
// Get the location of the 10th character
final Offset charLocation = renderEditable
.getLocalRectForCaret(const TextPosition(offset: 10)).center;
final Offset globalCharLocation = charLocation + tester.getTopLeft(find.byType(FakeEditable));
// Right clicking on a word should select it
await gesture.down(globalCharLocation);
await gesture.up();
await tester.pump();
expect(renderEditable.selectWordCalled, isTrue);
// Right clicking on a word within a selection shouldn't change the selection
renderEditable.selectWordCalled = false;
renderEditable.selection = const TextSelection(baseOffset: 3, extentOffset: 20);
await gesture.down(globalCharLocation);
await gesture.up();
await tester.pump();
expect(renderEditable.selectWordCalled, isFalse);
// Right clicking on a word within a reverse (right-to-left) selection shouldn't change the selection
renderEditable.selectWordCalled = false;
renderEditable.selection = const TextSelection(baseOffset: 20, extentOffset: 3);
await gesture.down(globalCharLocation);
await gesture.up();
await tester.pump();
expect(renderEditable.selectWordCalled, isFalse);
});
testWidgets('test TextSelectionGestureDetectorBuilder tap', (WidgetTester tester) async {
await pumpTextSelectionGestureDetectorBuilder(tester);
final TestGesture gesture = await tester.startGesture(