// 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. // Flutter code sample for CupertinoNavigationBar import 'package:flutter/cupertino.dart'; void main() => runApp(const MyApp()); class MyApp extends StatelessWidget { const MyApp({Key? key}) : super(key: key); static const String _title = 'Flutter Code Sample'; @override Widget build(BuildContext context) { return const CupertinoApp( title: _title, home: MyStatefulWidget(), ); } } class MyStatefulWidget extends StatefulWidget { const MyStatefulWidget({Key? key}) : super(key: key); @override State createState() => _MyStatefulWidgetState(); } class _MyStatefulWidgetState extends State { @override Widget build(BuildContext context) { return CupertinoPageScaffold( navigationBar: CupertinoNavigationBar( // Try removing opacity to observe the lack of a blur effect and of sliding content. backgroundColor: CupertinoColors.systemGrey.withOpacity(0.5), middle: const Text('Sample Code'), ), child: Column( children: [ Container(height: 50, color: CupertinoColors.systemRed), Container(height: 50, color: CupertinoColors.systemGreen), Container(height: 50, color: CupertinoColors.systemBlue), Container(height: 50, color: CupertinoColors.systemYellow), ], ), ); } }