stepper.controls_builder.0.dart 1.54 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.

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/// Flutter code sample for [Stepper.controlsBuilder].
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import 'package:flutter/material.dart';

void main() => runApp(const MyApp());

class MyApp extends StatelessWidget {
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  const MyApp({super.key});
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  static const String _title = 'Flutter Code Sample';

  @override
  Widget build(BuildContext context) {
    return MaterialApp(
      title: _title,
      home: Scaffold(
        appBar: AppBar(title: const Text(_title)),
        body: const MyStatelessWidget(),
      ),
    );
  }
}

class MyStatelessWidget extends StatelessWidget {
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  const MyStatelessWidget({super.key});
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  @override
  Widget build(BuildContext context) {
    return Stepper(
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      controlsBuilder: (BuildContext context, ControlsDetails details) {
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        return Row(
          children: <Widget>[
            TextButton(
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              onPressed: details.onStepContinue,
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              child: const Text('NEXT'),
            ),
            TextButton(
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              onPressed: details.onStepCancel,
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              child: const Text('CANCEL'),
            ),
          ],
        );
      },
      steps: const <Step>[
        Step(
          title: Text('A'),
          content: SizedBox(
            width: 100.0,
            height: 100.0,
          ),
        ),
        Step(
          title: Text('B'),
          content: SizedBox(
            width: 100.0,
            height: 100.0,
          ),
        ),
      ],
    );
  }
}