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Update CupertinoTextField
example (#93738)
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// 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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// Flutter code sample for CupertinoTextField
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import 'package:flutter/cupertino.dart';
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void main() => runApp(const MyApp());
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class MyApp extends StatelessWidget {
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const MyApp({Key? key}) : super(key: key);
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static const String _title = 'Flutter Code Sample';
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@override
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Widget build(BuildContext context) {
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return const CupertinoApp(
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title: _title,
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home: MyStatefulWidget(),
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);
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}
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}
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class MyStatefulWidget extends StatefulWidget {
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const MyStatefulWidget({Key? key}) : super(key: key);
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@override
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State<MyStatefulWidget> createState() => _MyStatefulWidgetState();
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}
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class _MyStatefulWidgetState extends State<MyStatefulWidget> {
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late TextEditingController _textController;
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@override
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void initState() {
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super.initState();
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_textController = TextEditingController(text: 'initial text');
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}
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@override
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void dispose() {
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_textController.dispose();
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super.dispose();
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}
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@override
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Widget build(BuildContext context) {
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return CupertinoPageScaffold(
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child: Center(
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child: CupertinoTextField(
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controller: _textController,
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)
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),
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);
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}
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}
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@ -0,0 +1,16 @@
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// 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 'package:flutter_api_samples/cupertino/text_field/cupertino_text_field.0.dart' as example;
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import 'package:flutter_test/flutter_test.dart';
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void main() {
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testWidgets('CupertinoTextField has initial text', (WidgetTester tester) async {
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await tester.pumpWidget(
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const example.MyApp(),
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);
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expect(find.text('initial text'), findsOneWidget);
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});
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}
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@ -139,35 +139,11 @@ class _CupertinoTextFieldSelectionGestureDetectorBuilder extends TextSelectionGe
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///
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/// {@macro flutter.widgets.EditableText.onChanged}
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///
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/// To control the text that is displayed in the text field, use the
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/// [controller]. For example, to set the initial value of the text field, use
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/// a [controller] that already contains some text such as:
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/// {@tool dartpad}
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/// This example shows how to set the initial value of the `CupertinoTextField` using
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/// a [controller] that already contains some text.
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///
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/// {@tool snippet}
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///
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/// ```dart
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/// class MyPrefilledText extends StatefulWidget {
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/// const MyPrefilledText({Key? key}) : super(key: key);
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///
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/// @override
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/// State<MyPrefilledText> createState() => _MyPrefilledTextState();
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/// }
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///
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/// class _MyPrefilledTextState extends State<MyPrefilledText> {
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/// late TextEditingController _textController;
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///
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/// @override
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/// void initState() {
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/// super.initState();
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/// _textController = TextEditingController(text: 'initial text');
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/// }
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///
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/// @override
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/// Widget build(BuildContext context) {
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/// return CupertinoTextField(controller: _textController);
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/// }
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/// }
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/// ```
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/// ** See code in examples/api/lib/cupertino/text_field/cupertino_text_field.0.dart **
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/// {@end-tool}
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///
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/// The [controller] can also control the selection and composing region (and to
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