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efb9368573
* Support global selection * addressing comments * add new test * Addressing review comments * update * addressing comments * addressing comments * Addressing comments * fix build
653 lines
31 KiB
Dart
653 lines
31 KiB
Dart
// Copyright 2014 The Flutter Authors. All rights reserved.
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// Use of this source code is governed by a BSD-style license that can be
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// found in the LICENSE file.
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import 'dart:ui' as ui;
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import 'package:flutter/material.dart';
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import 'package:flutter/rendering.dart';
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import 'package:flutter/services.dart';
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import 'package:flutter_test/flutter_test.dart';
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import 'clipboard_utils.dart';
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Offset textOffsetToPosition(RenderParagraph paragraph, int offset) {
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const Rect caret = Rect.fromLTWH(0.0, 0.0, 2.0, 20.0);
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final Offset localOffset = paragraph.getOffsetForCaret(TextPosition(offset: offset), caret);
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return paragraph.localToGlobal(localOffset);
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}
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Offset globalize(Offset point, RenderBox box) {
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return box.localToGlobal(point);
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}
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void main() {
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TestWidgetsFlutterBinding.ensureInitialized();
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final MockClipboard mockClipboard = MockClipboard();
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setUp(() async {
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TestDefaultBinaryMessengerBinding.instance!.defaultBinaryMessenger.setMockMethodCallHandler(SystemChannels.platform, mockClipboard.handleMethodCall);
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await Clipboard.setData(const ClipboardData(text: 'empty'));
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});
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tearDown(() {
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TestDefaultBinaryMessengerBinding.instance!.defaultBinaryMessenger.setMockMethodCallHandler(SystemChannels.platform, null);
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});
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testWidgets('mouse can select multiple widgets', (WidgetTester tester) async {
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await tester.pumpWidget(MaterialApp(
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home: SelectionArea(
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selectionControls: materialTextSelectionControls,
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child: ListView.builder(
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itemCount: 100,
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itemBuilder: (BuildContext context, int index) {
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return Text('Item $index');
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},
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),
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),
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));
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final RenderParagraph paragraph1 = tester.renderObject<RenderParagraph>(find.descendant(of: find.text('Item 0'), matching: find.byType(RichText)));
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final TestGesture gesture = await tester.startGesture(textOffsetToPosition(paragraph1, 2), kind: ui.PointerDeviceKind.mouse);
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addTearDown(gesture.removePointer);
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await tester.pump();
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await gesture.moveTo(textOffsetToPosition(paragraph1, 4));
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await tester.pump();
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expect(paragraph1.selections[0], const TextSelection(baseOffset: 2, extentOffset: 4));
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final RenderParagraph paragraph2 = tester.renderObject<RenderParagraph>(find.descendant(of: find.text('Item 1'), matching: find.byType(RichText)));
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await gesture.moveTo(textOffsetToPosition(paragraph2, 5));
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// Should select the rest of paragraph 1.
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expect(paragraph1.selections[0], const TextSelection(baseOffset: 2, extentOffset: 6));
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expect(paragraph2.selections[0], const TextSelection(baseOffset: 0, extentOffset: 5));
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final RenderParagraph paragraph3 = tester.renderObject<RenderParagraph>(find.descendant(of: find.text('Item 3'), matching: find.byType(RichText)));
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await gesture.moveTo(textOffsetToPosition(paragraph3, 3));
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expect(paragraph1.selections[0], const TextSelection(baseOffset: 2, extentOffset: 6));
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expect(paragraph2.selections[0], const TextSelection(baseOffset: 0, extentOffset: 6));
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expect(paragraph3.selections[0], const TextSelection(baseOffset: 0, extentOffset: 3));
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await gesture.up();
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});
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testWidgets('mouse can select multiple widgets - horizontal', (WidgetTester tester) async {
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await tester.pumpWidget(MaterialApp(
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home: SelectionArea(
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selectionControls: materialTextSelectionControls,
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child: ListView.builder(
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scrollDirection: Axis.horizontal,
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itemCount: 100,
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itemBuilder: (BuildContext context, int index) {
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return Text('Item $index');
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},
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),
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),
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));
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final RenderParagraph paragraph1 = tester.renderObject<RenderParagraph>(find.descendant(of: find.text('Item 0'), matching: find.byType(RichText)));
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final TestGesture gesture = await tester.startGesture(textOffsetToPosition(paragraph1, 2), kind: ui.PointerDeviceKind.mouse);
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addTearDown(gesture.removePointer);
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await tester.pump();
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await gesture.moveTo(textOffsetToPosition(paragraph1, 4));
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await tester.pump();
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expect(paragraph1.selections[0], const TextSelection(baseOffset: 2, extentOffset: 4));
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final RenderParagraph paragraph2 = tester.renderObject<RenderParagraph>(find.descendant(of: find.text('Item 1'), matching: find.byType(RichText)));
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await gesture.moveTo(textOffsetToPosition(paragraph2, 5) + const Offset(0, 5));
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// Should select the rest of paragraph 1.
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expect(paragraph1.selections[0], const TextSelection(baseOffset: 2, extentOffset: 6));
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expect(paragraph2.selections[0], const TextSelection(baseOffset: 0, extentOffset: 5));
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await gesture.up();
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});
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testWidgets('select to scroll forward', (WidgetTester tester) async {
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final ScrollController controller = ScrollController();
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await tester.pumpWidget(MaterialApp(
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home: SelectionArea(
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selectionControls: materialTextSelectionControls,
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child: ListView.builder(
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controller: controller,
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itemCount: 100,
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itemBuilder: (BuildContext context, int index) {
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return Text('Item $index');
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},
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),
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),
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));
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final RenderParagraph paragraph1 = tester.renderObject<RenderParagraph>(find.descendant(of: find.text('Item 0'), matching: find.byType(RichText)));
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final TestGesture gesture = await tester.startGesture(textOffsetToPosition(paragraph1, 2), kind: ui.PointerDeviceKind.mouse);
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addTearDown(gesture.removePointer);
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await tester.pump();
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expect(controller.offset, 0.0);
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double previousOffset = controller.offset;
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await gesture.moveTo(tester.getBottomRight(find.byType(ListView)));
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await tester.pump();
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await tester.pump(const Duration(seconds: 1));
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expect(controller.offset > previousOffset, isTrue);
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previousOffset = controller.offset;
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await tester.pump();
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await tester.pump(const Duration(seconds: 1));
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expect(controller.offset > previousOffset, isTrue);
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// Scroll to the end.
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await tester.pumpAndSettle(const Duration(seconds: 1));
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expect(controller.offset, 4200.0);
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final RenderParagraph paragraph99 = tester.renderObject<RenderParagraph>(find.descendant(of: find.text('Item 99'), matching: find.byType(RichText)));
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final RenderParagraph paragraph98 = tester.renderObject<RenderParagraph>(find.descendant(of: find.text('Item 98'), matching: find.byType(RichText)));
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final RenderParagraph paragraph97 = tester.renderObject<RenderParagraph>(find.descendant(of: find.text('Item 97'), matching: find.byType(RichText)));
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final RenderParagraph paragraph96 = tester.renderObject<RenderParagraph>(find.descendant(of: find.text('Item 96'), matching: find.byType(RichText)));
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expect(paragraph99.selections[0], const TextSelection(baseOffset: 0, extentOffset: 7));
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expect(paragraph98.selections[0], const TextSelection(baseOffset: 0, extentOffset: 7));
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expect(paragraph97.selections[0], const TextSelection(baseOffset: 0, extentOffset: 7));
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expect(paragraph96.selections[0], const TextSelection(baseOffset: 0, extentOffset: 7));
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await gesture.up();
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});
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testWidgets('select to scroll backward', (WidgetTester tester) async {
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final ScrollController controller = ScrollController();
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await tester.pumpWidget(MaterialApp(
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home: SelectionArea(
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selectionControls: materialTextSelectionControls,
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child: ListView.builder(
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controller: controller,
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itemCount: 100,
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itemBuilder: (BuildContext context, int index) {
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return Text('Item $index');
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},
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),
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),
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));
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controller.jumpTo(4000);
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await tester.pumpAndSettle();
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final TestGesture gesture = await tester.startGesture(tester.getCenter(find.byType(ListView)), kind: ui.PointerDeviceKind.mouse);
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addTearDown(gesture.removePointer);
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await tester.pump();
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expect(controller.offset, 4000);
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double previousOffset = controller.offset;
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await gesture.moveTo(tester.getTopLeft(find.byType(ListView)));
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await tester.pump();
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await tester.pump(const Duration(seconds: 1));
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expect(controller.offset < previousOffset, isTrue);
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previousOffset = controller.offset;
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await tester.pump();
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await tester.pump(const Duration(seconds: 1));
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expect(controller.offset < previousOffset, isTrue);
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// Scroll to the beginning.
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await tester.pumpAndSettle(const Duration(seconds: 1));
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expect(controller.offset, 0.0);
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final RenderParagraph paragraph0 = tester.renderObject<RenderParagraph>(find.descendant(of: find.text('Item 0'), matching: find.byType(RichText)));
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final RenderParagraph paragraph1 = tester.renderObject<RenderParagraph>(find.descendant(of: find.text('Item 1'), matching: find.byType(RichText)));
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final RenderParagraph paragraph2 = tester.renderObject<RenderParagraph>(find.descendant(of: find.text('Item 2'), matching: find.byType(RichText)));
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final RenderParagraph paragraph3 = tester.renderObject<RenderParagraph>(find.descendant(of: find.text('Item 3'), matching: find.byType(RichText)));
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expect(paragraph0.selections[0], const TextSelection(baseOffset: 6, extentOffset: 0));
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expect(paragraph1.selections[0], const TextSelection(baseOffset: 6, extentOffset: 0));
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expect(paragraph2.selections[0], const TextSelection(baseOffset: 6, extentOffset: 0));
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expect(paragraph3.selections[0], const TextSelection(baseOffset: 6, extentOffset: 0));
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});
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testWidgets('select to scroll forward - horizontal', (WidgetTester tester) async {
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final ScrollController controller = ScrollController();
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await tester.pumpWidget(MaterialApp(
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home: SelectionArea(
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selectionControls: materialTextSelectionControls,
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child: ListView.builder(
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scrollDirection: Axis.horizontal,
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controller: controller,
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itemCount: 10,
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itemBuilder: (BuildContext context, int index) {
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return Text('Item $index');
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},
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),
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),
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));
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final RenderParagraph paragraph1 = tester.renderObject<RenderParagraph>(find.descendant(of: find.text('Item 0'), matching: find.byType(RichText)));
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final TestGesture gesture = await tester.startGesture(textOffsetToPosition(paragraph1, 2), kind: ui.PointerDeviceKind.mouse);
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addTearDown(gesture.removePointer);
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await tester.pump();
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expect(controller.offset, 0.0);
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double previousOffset = controller.offset;
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await gesture.moveTo(tester.getBottomRight(find.byType(ListView)));
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await tester.pump();
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await tester.pump(const Duration(seconds: 1));
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expect(controller.offset > previousOffset, isTrue);
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previousOffset = controller.offset;
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await tester.pump();
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await tester.pump(const Duration(seconds: 1));
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expect(controller.offset > previousOffset, isTrue);
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// Scroll to the end.
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await tester.pumpAndSettle(const Duration(seconds: 1));
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expect(controller.offset, 2080.0);
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final RenderParagraph paragraph9 = tester.renderObject<RenderParagraph>(find.descendant(of: find.text('Item 9'), matching: find.byType(RichText)));
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final RenderParagraph paragraph8 = tester.renderObject<RenderParagraph>(find.descendant(of: find.text('Item 8'), matching: find.byType(RichText)));
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final RenderParagraph paragraph7 = tester.renderObject<RenderParagraph>(find.descendant(of: find.text('Item 7'), matching: find.byType(RichText)));
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expect(paragraph9.selections[0], const TextSelection(baseOffset: 0, extentOffset: 6));
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expect(paragraph8.selections[0], const TextSelection(baseOffset: 0, extentOffset: 6));
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expect(paragraph7.selections[0], const TextSelection(baseOffset: 0, extentOffset: 6));
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await gesture.up();
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});
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testWidgets('select to scroll backward - horizontal', (WidgetTester tester) async {
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final ScrollController controller = ScrollController();
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await tester.pumpWidget(MaterialApp(
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home: SelectionArea(
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selectionControls: materialTextSelectionControls,
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child: ListView.builder(
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scrollDirection: Axis.horizontal,
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controller: controller,
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itemCount: 10,
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itemBuilder: (BuildContext context, int index) {
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return Text('Item $index');
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},
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),
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),
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));
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controller.jumpTo(2080);
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await tester.pumpAndSettle();
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final TestGesture gesture = await tester.startGesture(tester.getCenter(find.byType(ListView)), kind: ui.PointerDeviceKind.mouse);
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addTearDown(gesture.removePointer);
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await tester.pump();
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expect(controller.offset, 2080);
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double previousOffset = controller.offset;
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await gesture.moveTo(tester.getTopLeft(find.byType(ListView)));
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await tester.pump();
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await tester.pump(const Duration(seconds: 1));
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expect(controller.offset < previousOffset, isTrue);
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previousOffset = controller.offset;
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await tester.pump();
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await tester.pump(const Duration(seconds: 1));
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expect(controller.offset < previousOffset, isTrue);
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// Scroll to the beginning.
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await tester.pumpAndSettle(const Duration(seconds: 1));
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expect(controller.offset, 0.0);
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final RenderParagraph paragraph0 = tester.renderObject<RenderParagraph>(find.descendant(of: find.text('Item 0'), matching: find.byType(RichText)));
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final RenderParagraph paragraph1 = tester.renderObject<RenderParagraph>(find.descendant(of: find.text('Item 1'), matching: find.byType(RichText)));
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final RenderParagraph paragraph2 = tester.renderObject<RenderParagraph>(find.descendant(of: find.text('Item 2'), matching: find.byType(RichText)));
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expect(paragraph0.selections[0], const TextSelection(baseOffset: 6, extentOffset: 0));
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expect(paragraph1.selections[0], const TextSelection(baseOffset: 6, extentOffset: 0));
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expect(paragraph2.selections[0], const TextSelection(baseOffset: 6, extentOffset: 0));
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await gesture.up();
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});
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testWidgets('preserve selection when out of view.', (WidgetTester tester) async {
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final ScrollController controller = ScrollController();
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await tester.pumpWidget(MaterialApp(
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home: SelectionArea(
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selectionControls: materialTextSelectionControls,
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child: ListView.builder(
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controller: controller,
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itemCount: 100,
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itemBuilder: (BuildContext context, int index) {
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return Text('Item $index');
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},
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),
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),
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));
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controller.jumpTo(2000);
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await tester.pumpAndSettle();
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expect(find.text('Item 50'), findsOneWidget);
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RenderParagraph paragraph50 = tester.renderObject<RenderParagraph>(find.descendant(of: find.text('Item 50'), matching: find.byType(RichText)));
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final TestGesture gesture = await tester.startGesture(textOffsetToPosition(paragraph50, 2), kind: ui.PointerDeviceKind.mouse);
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addTearDown(gesture.removePointer);
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await tester.pump();
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await gesture.moveTo(textOffsetToPosition(paragraph50, 4));
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await gesture.up();
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expect(paragraph50.selections[0], const TextSelection(baseOffset: 2, extentOffset: 4));
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controller.jumpTo(0);
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await tester.pumpAndSettle();
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expect(find.text('Item 50'), findsNothing);
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controller.jumpTo(2000);
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await tester.pumpAndSettle();
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expect(find.text('Item 50'), findsOneWidget);
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paragraph50 = tester.renderObject<RenderParagraph>(find.descendant(of: find.text('Item 50'), matching: find.byType(RichText)));
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expect(paragraph50.selections[0], const TextSelection(baseOffset: 2, extentOffset: 4));
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controller.jumpTo(4000);
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await tester.pumpAndSettle();
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expect(find.text('Item 50'), findsNothing);
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controller.jumpTo(2000);
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await tester.pumpAndSettle();
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expect(find.text('Item 50'), findsOneWidget);
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paragraph50 = tester.renderObject<RenderParagraph>(find.descendant(of: find.text('Item 50'), matching: find.byType(RichText)));
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expect(paragraph50.selections[0], const TextSelection(baseOffset: 2, extentOffset: 4));
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});
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testWidgets('can select all non-Apple', (WidgetTester tester) async {
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final FocusNode node = FocusNode();
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await tester.pumpWidget(MaterialApp(
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home: SelectionArea(
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focusNode: node,
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selectionControls: materialTextSelectionControls,
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child: ListView.builder(
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itemCount: 100,
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itemBuilder: (BuildContext context, int index) {
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return Text('Item $index');
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},
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),
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),
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));
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await tester.pumpAndSettle();
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node.requestFocus();
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await tester.sendKeyDownEvent(LogicalKeyboardKey.controlLeft);
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await tester.sendKeyDownEvent(LogicalKeyboardKey.keyA);
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await tester.sendKeyUpEvent(LogicalKeyboardKey.keyA);
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await tester.sendKeyUpEvent(LogicalKeyboardKey.controlLeft);
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await tester.pump();
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for (int i = 0; i < 13; i += 1) {
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final RenderParagraph paragraph = tester.renderObject<RenderParagraph>(find.descendant(of: find.text('Item $i'), matching: find.byType(RichText)));
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expect(paragraph.selections[0], TextSelection(baseOffset: 0, extentOffset: 'Item $i'.length));
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}
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expect(find.text('Item 13'), findsNothing);
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}, variant: const TargetPlatformVariant(<TargetPlatform>{ TargetPlatform.android, TargetPlatform.windows, TargetPlatform.linux, TargetPlatform.fuchsia }));
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testWidgets('can select all - Apple', (WidgetTester tester) async {
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final FocusNode node = FocusNode();
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await tester.pumpWidget(MaterialApp(
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home: SelectionArea(
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focusNode: node,
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selectionControls: materialTextSelectionControls,
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child: ListView.builder(
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itemCount: 100,
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itemBuilder: (BuildContext context, int index) {
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return Text('Item $index');
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},
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),
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),
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));
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await tester.pumpAndSettle();
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node.requestFocus();
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await tester.sendKeyDownEvent(LogicalKeyboardKey.metaLeft);
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await tester.sendKeyDownEvent(LogicalKeyboardKey.keyA);
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await tester.sendKeyUpEvent(LogicalKeyboardKey.keyA);
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await tester.sendKeyUpEvent(LogicalKeyboardKey.metaLeft);
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await tester.pump();
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for (int i = 0; i < 13; i += 1) {
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final RenderParagraph paragraph = tester.renderObject<RenderParagraph>(find.descendant(of: find.text('Item $i'), matching: find.byType(RichText)));
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expect(paragraph.selections[0], TextSelection(baseOffset: 0, extentOffset: 'Item $i'.length));
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}
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expect(find.text('Item 13'), findsNothing);
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}, variant: const TargetPlatformVariant(<TargetPlatform>{ TargetPlatform.iOS, TargetPlatform.macOS }));
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testWidgets('select to scroll by dragging selection handles forward', (WidgetTester tester) async {
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final ScrollController controller = ScrollController();
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await tester.pumpWidget(MaterialApp(
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home: SelectionArea(
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selectionControls: materialTextSelectionControls,
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child: ListView.builder(
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controller: controller,
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itemCount: 100,
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itemBuilder: (BuildContext context, int index) {
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return Text('Item $index');
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},
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),
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),
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));
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await tester.pumpAndSettle();
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// Long press to bring up the selection handles.
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final RenderParagraph paragraph0 = tester.renderObject<RenderParagraph>(find.descendant(of: find.text('Item 0'), matching: find.byType(RichText)));
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final TestGesture gesture = await tester.startGesture(textOffsetToPosition(paragraph0, 2));
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addTearDown(gesture.removePointer);
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await tester.pump(const Duration(milliseconds: 500));
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await gesture.up();
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expect(paragraph0.selections[0], const TextSelection(baseOffset: 0, extentOffset: 4));
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final List<TextBox> boxes = paragraph0.getBoxesForSelection(paragraph0.selections[0]);
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expect(boxes.length, 1);
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final Offset handlePos = globalize(boxes[0].toRect().bottomRight, paragraph0);
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await gesture.down(handlePos);
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expect(controller.offset, 0.0);
|
|
double previousOffset = controller.offset;
|
|
|
|
await gesture.moveTo(tester.getBottomRight(find.byType(ListView)));
|
|
await tester.pump();
|
|
await tester.pump(const Duration(seconds: 1));
|
|
expect(controller.offset > previousOffset, isTrue);
|
|
previousOffset = controller.offset;
|
|
|
|
await tester.pump();
|
|
await tester.pump(const Duration(seconds: 1));
|
|
expect(controller.offset > previousOffset, isTrue);
|
|
|
|
// Scroll to the end.
|
|
await tester.pumpAndSettle(const Duration(seconds: 1));
|
|
expect(controller.offset, 4200.0);
|
|
final RenderParagraph paragraph99 = tester.renderObject<RenderParagraph>(find.descendant(of: find.text('Item 99'), matching: find.byType(RichText)));
|
|
final RenderParagraph paragraph98 = tester.renderObject<RenderParagraph>(find.descendant(of: find.text('Item 98'), matching: find.byType(RichText)));
|
|
final RenderParagraph paragraph97 = tester.renderObject<RenderParagraph>(find.descendant(of: find.text('Item 97'), matching: find.byType(RichText)));
|
|
final RenderParagraph paragraph96 = tester.renderObject<RenderParagraph>(find.descendant(of: find.text('Item 96'), matching: find.byType(RichText)));
|
|
expect(paragraph99.selections[0], const TextSelection(baseOffset: 0, extentOffset: 7));
|
|
expect(paragraph98.selections[0], const TextSelection(baseOffset: 0, extentOffset: 7));
|
|
expect(paragraph97.selections[0], const TextSelection(baseOffset: 0, extentOffset: 7));
|
|
expect(paragraph96.selections[0], const TextSelection(baseOffset: 0, extentOffset: 7));
|
|
await gesture.up();
|
|
});
|
|
|
|
group('Complex cases', () {
|
|
testWidgets('selection starts outside of the scrollable', (WidgetTester tester) async {
|
|
final ScrollController controller = ScrollController();
|
|
await tester.pumpWidget(MaterialApp(
|
|
home: SelectionArea(
|
|
selectionControls: materialTextSelectionControls,
|
|
child: Column(
|
|
children: <Widget>[
|
|
const Text('Item 0'),
|
|
SizedBox(
|
|
height: 400,
|
|
child: ListView.builder(
|
|
controller: controller,
|
|
itemCount: 100,
|
|
itemBuilder: (BuildContext context, int index) {
|
|
return Text('Inner item $index');
|
|
},
|
|
),
|
|
),
|
|
const Text('Item 1'),
|
|
],
|
|
),
|
|
),
|
|
));
|
|
await tester.pumpAndSettle();
|
|
|
|
controller.jumpTo(1000);
|
|
await tester.pumpAndSettle();
|
|
final RenderParagraph paragraph0 = tester.renderObject<RenderParagraph>(find.descendant(of: find.text('Item 0'), matching: find.byType(RichText)));
|
|
final TestGesture gesture = await tester.startGesture(textOffsetToPosition(paragraph0, 2), kind: ui.PointerDeviceKind.mouse);
|
|
addTearDown(gesture.removePointer);
|
|
final RenderParagraph paragraph1 = tester.renderObject<RenderParagraph>(find.descendant(of: find.text('Item 1'), matching: find.byType(RichText)));
|
|
await gesture.moveTo(textOffsetToPosition(paragraph1, 2) + const Offset(0, 5));
|
|
await tester.pumpAndSettle();
|
|
await gesture.up();
|
|
|
|
// The entire scrollable should be selected.
|
|
expect(paragraph0.selections[0], const TextSelection(baseOffset: 2, extentOffset: 6));
|
|
expect(paragraph1.selections[0], const TextSelection(baseOffset: 0, extentOffset: 2));
|
|
final RenderParagraph innerParagraph = tester.renderObject<RenderParagraph>(find.descendant(of: find.text('Inner item 20'), matching: find.byType(RichText)));
|
|
expect(innerParagraph.selections[0], const TextSelection(baseOffset: 0, extentOffset: 13));
|
|
// Should not scroll the inner scrollable.
|
|
expect(controller.offset, 1000.0);
|
|
});
|
|
|
|
testWidgets('nested scrollables keep selection alive', (WidgetTester tester) async {
|
|
final ScrollController outerController = ScrollController();
|
|
final ScrollController innerController = ScrollController();
|
|
await tester.pumpWidget(MaterialApp(
|
|
home: SelectionArea(
|
|
selectionControls: materialTextSelectionControls,
|
|
child: ListView.builder(
|
|
controller: outerController,
|
|
itemCount: 100,
|
|
itemBuilder: (BuildContext context, int index) {
|
|
if (index == 2) {
|
|
return SizedBox(
|
|
height: 700,
|
|
child: ListView.builder(
|
|
controller: innerController,
|
|
itemCount: 100,
|
|
itemBuilder: (BuildContext context, int index) {
|
|
return Text('Iteminner $index');
|
|
},
|
|
),
|
|
);
|
|
}
|
|
return Text('Item $index');
|
|
},
|
|
),
|
|
),
|
|
));
|
|
await tester.pumpAndSettle();
|
|
|
|
innerController.jumpTo(1000);
|
|
await tester.pumpAndSettle();
|
|
RenderParagraph innerParagraph23 = tester.renderObject<RenderParagraph>(find.descendant(of: find.text('Iteminner 23'), matching: find.byType(RichText)));
|
|
final TestGesture gesture = await tester.startGesture(textOffsetToPosition(innerParagraph23, 2) + const Offset(0, 5), kind: ui.PointerDeviceKind.mouse);
|
|
addTearDown(gesture.removePointer);
|
|
RenderParagraph innerParagraph24 = tester.renderObject<RenderParagraph>(find.descendant(of: find.text('Iteminner 24'), matching: find.byType(RichText)));
|
|
await gesture.moveTo(textOffsetToPosition(innerParagraph24, 2) + const Offset(0, 5));
|
|
await tester.pumpAndSettle();
|
|
await gesture.up();
|
|
expect(innerParagraph23.selections[0], const TextSelection(baseOffset: 2, extentOffset: 12));
|
|
expect(innerParagraph24.selections[0], const TextSelection(baseOffset: 0, extentOffset: 2));
|
|
|
|
innerController.jumpTo(2000);
|
|
await tester.pumpAndSettle();
|
|
expect(find.descendant(of: find.text('Iteminner 23'), matching: find.byType(RichText)), findsNothing);
|
|
|
|
outerController.jumpTo(2000);
|
|
await tester.pumpAndSettle();
|
|
expect(find.descendant(of: find.text('Iteminner 23'), matching: find.byType(RichText)), findsNothing);
|
|
|
|
// Selected item is still kept alive.
|
|
expect(find.descendant(of: find.text('Iteminner 23'), matching: find.byType(RichText), skipOffstage: false), findsNothing);
|
|
|
|
// Selection stays the same after scrolling back.
|
|
outerController.jumpTo(0);
|
|
await tester.pumpAndSettle();
|
|
expect(innerController.offset, 2000.0);
|
|
innerController.jumpTo(1000);
|
|
await tester.pumpAndSettle();
|
|
innerParagraph23 = tester.renderObject<RenderParagraph>(find.descendant(of: find.text('Iteminner 23'), matching: find.byType(RichText)));
|
|
innerParagraph24 = tester.renderObject<RenderParagraph>(find.descendant(of: find.text('Iteminner 24'), matching: find.byType(RichText)));
|
|
expect(innerParagraph23.selections[0], const TextSelection(baseOffset: 2, extentOffset: 12));
|
|
expect(innerParagraph24.selections[0], const TextSelection(baseOffset: 0, extentOffset: 2));
|
|
});
|
|
|
|
testWidgets('can copy off screen selection - Apple', (WidgetTester tester) async {
|
|
final ScrollController controller = ScrollController();
|
|
final FocusNode focusNode = FocusNode();
|
|
await tester.pumpWidget(MaterialApp(
|
|
home: SelectionArea(
|
|
focusNode: focusNode,
|
|
selectionControls: materialTextSelectionControls,
|
|
child: ListView.builder(
|
|
controller: controller,
|
|
itemCount: 100,
|
|
itemBuilder: (BuildContext context, int index) {
|
|
return Text('Item $index');
|
|
},
|
|
),
|
|
),
|
|
));
|
|
focusNode.requestFocus();
|
|
await tester.pumpAndSettle();
|
|
final RenderParagraph paragraph0 = tester.renderObject<RenderParagraph>(find.descendant(of: find.text('Item 0'), matching: find.byType(RichText)));
|
|
final TestGesture gesture = await tester.startGesture(textOffsetToPosition(paragraph0, 2) + const Offset(0, 5), kind: ui.PointerDeviceKind.mouse);
|
|
addTearDown(gesture.removePointer);
|
|
final RenderParagraph paragraph1 = tester.renderObject<RenderParagraph>(find.descendant(of: find.text('Item 1'), matching: find.byType(RichText)));
|
|
await gesture.moveTo(textOffsetToPosition(paragraph1, 2) + const Offset(0, 5));
|
|
await tester.pumpAndSettle();
|
|
await gesture.up();
|
|
expect(paragraph0.selections[0], const TextSelection(baseOffset: 2, extentOffset: 6));
|
|
expect(paragraph1.selections[0], const TextSelection(baseOffset: 0, extentOffset: 2));
|
|
|
|
// Scroll the selected text out off the screen.
|
|
controller.jumpTo(1000);
|
|
await tester.pumpAndSettle();
|
|
expect(find.descendant(of: find.text('Item 0'), matching: find.byType(RichText)), findsNothing);
|
|
expect(find.descendant(of: find.text('Item 1'), matching: find.byType(RichText)), findsNothing);
|
|
|
|
// Start copying.
|
|
await tester.sendKeyDownEvent(LogicalKeyboardKey.metaLeft);
|
|
await tester.sendKeyDownEvent(LogicalKeyboardKey.keyC);
|
|
await tester.sendKeyUpEvent(LogicalKeyboardKey.keyC);
|
|
await tester.sendKeyUpEvent(LogicalKeyboardKey.metaLeft);
|
|
|
|
final Map<String, dynamic> clipboardData = mockClipboard.clipboardData as Map<String, dynamic>;
|
|
expect(clipboardData['text'], 'em 0It');
|
|
}, variant: const TargetPlatformVariant(<TargetPlatform>{ TargetPlatform.iOS, TargetPlatform.macOS }));
|
|
|
|
testWidgets('can copy off screen selection - non-Apple', (WidgetTester tester) async {
|
|
final ScrollController controller = ScrollController();
|
|
final FocusNode focusNode = FocusNode();
|
|
await tester.pumpWidget(MaterialApp(
|
|
home: SelectionArea(
|
|
focusNode: focusNode,
|
|
selectionControls: materialTextSelectionControls,
|
|
child: ListView.builder(
|
|
controller: controller,
|
|
itemCount: 100,
|
|
itemBuilder: (BuildContext context, int index) {
|
|
return Text('Item $index');
|
|
},
|
|
),
|
|
),
|
|
));
|
|
focusNode.requestFocus();
|
|
await tester.pumpAndSettle();
|
|
final RenderParagraph paragraph0 = tester.renderObject<RenderParagraph>(find.descendant(of: find.text('Item 0'), matching: find.byType(RichText)));
|
|
final TestGesture gesture = await tester.startGesture(textOffsetToPosition(paragraph0, 2) + const Offset(0, 5), kind: ui.PointerDeviceKind.mouse);
|
|
addTearDown(gesture.removePointer);
|
|
final RenderParagraph paragraph1 = tester.renderObject<RenderParagraph>(find.descendant(of: find.text('Item 1'), matching: find.byType(RichText)));
|
|
await gesture.moveTo(textOffsetToPosition(paragraph1, 2) + const Offset(0, 5));
|
|
await tester.pumpAndSettle();
|
|
await gesture.up();
|
|
expect(paragraph0.selections[0], const TextSelection(baseOffset: 2, extentOffset: 6));
|
|
expect(paragraph1.selections[0], const TextSelection(baseOffset: 0, extentOffset: 2));
|
|
|
|
// Scroll the selected text out off the screen.
|
|
controller.jumpTo(1000);
|
|
await tester.pumpAndSettle();
|
|
expect(find.descendant(of: find.text('Item 0'), matching: find.byType(RichText)), findsNothing);
|
|
expect(find.descendant(of: find.text('Item 1'), matching: find.byType(RichText)), findsNothing);
|
|
|
|
// Start copying.
|
|
await tester.sendKeyDownEvent(LogicalKeyboardKey.controlLeft);
|
|
await tester.sendKeyDownEvent(LogicalKeyboardKey.keyC);
|
|
await tester.sendKeyUpEvent(LogicalKeyboardKey.keyC);
|
|
await tester.sendKeyUpEvent(LogicalKeyboardKey.controlLeft);
|
|
|
|
final Map<String, dynamic> clipboardData = mockClipboard.clipboardData as Map<String, dynamic>;
|
|
expect(clipboardData['text'], 'em 0It');
|
|
}, variant: const TargetPlatformVariant(<TargetPlatform>{ TargetPlatform.android, TargetPlatform.windows, TargetPlatform.linux, TargetPlatform.fuchsia }));
|
|
});
|
|
}
|