// 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'; /// Flutter code sample for [MaterialBanner]. void main() => runApp(const MaterialBannerExampleApp()); class MaterialBannerExampleApp extends StatelessWidget { const MaterialBannerExampleApp({super.key}); @override Widget build(BuildContext context) { return const MaterialApp( home: MaterialBannerExample(), ); } } class MaterialBannerExample extends StatelessWidget { const MaterialBannerExample({super.key}); @override Widget build(BuildContext context) { return Scaffold( appBar: AppBar( title: const Text('The MaterialBanner is below'), ), body: Center( child: ElevatedButton( child: const Text('Show MaterialBanner'), onPressed: () => ScaffoldMessenger.of(context).showMaterialBanner( const MaterialBanner( padding: EdgeInsets.all(20), content: Text('Hello, I am a Material Banner'), leading: Icon(Icons.agriculture_outlined), backgroundColor: Colors.green, actions: <Widget>[ TextButton( onPressed: null, child: Text('DISMISS'), ), ], ), ), ), ), ); } }