ignore_pointer.0.dart 1.75 KB
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// Copyright 2014 The Flutter Authors. All rights reserved.
// Use of this source code is governed by a BSD-style license that can be
// found in the LICENSE file.

import 'package:flutter/material.dart';

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/// Flutter code sample for [IgnorePointer].

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void main() => runApp(const IgnorePointerApp());
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class IgnorePointerApp extends StatelessWidget {
  const IgnorePointerApp({super.key});
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  @override
  Widget build(BuildContext context) {
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    return MaterialApp(
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      home: Scaffold(
        appBar: AppBar(
          centerTitle: true,
          title: const Text('IgnorePointer Sample'),
        ),
        body: const Center(child: IgnorePointerExample()),
      ),
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    );
  }
}

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class IgnorePointerExample extends StatefulWidget {
  const IgnorePointerExample({super.key});
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  @override
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  State<IgnorePointerExample> createState() => _IgnorePointerExampleState();
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}

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class _IgnorePointerExampleState extends State<IgnorePointerExample> {
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  bool ignoring = false;
  void setIgnoring(bool newValue) {
    setState(() {
      ignoring = newValue;
    });
  }

  @override
  Widget build(BuildContext context) {
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    return Column(
      mainAxisAlignment: MainAxisAlignment.spaceEvenly,
      children: <Widget>[
        Text('Ignoring: $ignoring'),
        IgnorePointer(
          ignoring: ignoring,
          child: ElevatedButton(
            style: ElevatedButton.styleFrom(
              padding: const EdgeInsets.all(24.0),
            ),
            onPressed: () {},
            child: const Text('Click me!'),
          ),
        ),
        FilledButton(
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          onPressed: () {
            setIgnoring(!ignoring);
          },
          child: Text(
            ignoring ? 'Set ignoring to false' : 'Set ignoring to true',
          ),
        ),
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      ],
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    );
  }
}