scaffold.of.0.dart 1.82 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 [Scaffold.of].
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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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  // This widget is the root of your application.
  @override
  Widget build(BuildContext context) {
    return MaterialApp(
      title: 'Flutter Code Sample for Scaffold.of.',
      theme: ThemeData(
        primarySwatch: Colors.blue,
      ),
      home: Scaffold(
        body: const MyScaffoldBody(),
        appBar: AppBar(title: const Text('Scaffold.of Example')),
      ),
      color: Colors.white,
    );
  }
}

class MyScaffoldBody extends StatelessWidget {
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  const MyScaffoldBody({super.key});
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  @override
  Widget build(BuildContext context) {
    return Center(
      child: ElevatedButton(
        child: const Text('SHOW BOTTOM SHEET'),
        onPressed: () {
          Scaffold.of(context).showBottomSheet<void>(
            (BuildContext context) {
              return Container(
                alignment: Alignment.center,
                height: 200,
                color: Colors.amber,
                child: Center(
                  child: Column(
                    mainAxisSize: MainAxisSize.min,
                    children: <Widget>[
                      const Text('BottomSheet'),
                      ElevatedButton(
                        child: const Text('Close BottomSheet'),
                        onPressed: () {
                          Navigator.pop(context);
                        },
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                      ),
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                    ],
                  ),
                ),
              );
            },
          );
        },
      ),
    );
  }
}