scaffold.2.dart 1.41 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 [Scaffold].
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void main() => runApp(const ScaffoldExampleApp());
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class ScaffoldExampleApp extends StatelessWidget {
  const ScaffoldExampleApp({super.key});
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  @override
  Widget build(BuildContext context) {
    return const MaterialApp(
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      home: ScaffoldExample(),
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    );
  }
}

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

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class _ScaffoldExampleState extends State<ScaffoldExample> {
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  int _count = 0;

  @override
  Widget build(BuildContext context) {
    return Scaffold(
      appBar: AppBar(
        title: const Text('Sample Code'),
      ),
      body: Center(
        child: Text('You have pressed the button $_count times.'),
      ),
      bottomNavigationBar: BottomAppBar(
        shape: const CircularNotchedRectangle(),
        child: Container(height: 50.0),
      ),
      floatingActionButton: FloatingActionButton(
        onPressed: () => setState(() {
          _count++;
        }),
        tooltip: 'Increment Counter',
        child: const Icon(Icons.add),
      ),
      floatingActionButtonLocation: FloatingActionButtonLocation.centerDocked,
    );
  }
}