Flutter – Banner Location
To set specific location for a Banner widget in Flutter, set location property with any of the following values.
- BannerLocation.topStart
- BannerLocation.topEnd
- BannerLocation.bottomStart
- BannerLocation.bottomEnd
Code Snippet
The following is a quick code snippet to set a specific location for message in a Banner widget
Banner( location: BannerLocation.topStart, )
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Example
In the following example, we create a Flutter Application with four Banner widgets. Each of the Banner widget is set with one of the possible location values.
main.dart
import 'package:flutter/material.dart'; void main() => runApp(const MyApp()); class MyApp extends StatelessWidget { const MyApp({Key? key}) : super(key: key); static const String _title = 'Flutter Tutorial'; @override Widget build(BuildContext context) { return MaterialApp( title: _title, home: Scaffold( appBar: AppBar(title: const Text(_title)), body: const MyStatefulWidget(), ), ); } } class MyStatefulWidget extends StatefulWidget { const MyStatefulWidget({Key? key}) : super(key: key); @override State<MyStatefulWidget> createState() => _MyStatefulWidgetState(); } class _MyStatefulWidgetState extends State<MyStatefulWidget> { @override Widget build(BuildContext context) { return Center( child: Column( children: <Widget>[ const SizedBox(height: 10,), Banner( message: 'New Arrival', location: BannerLocation.topStart, child: Container( height: 150, width: 150, color: Colors.yellow, alignment: Alignment.center, child: const Text('Item 1'), ), ), const SizedBox(height: 10,), Banner( message: 'New Arrival', location: BannerLocation.topEnd, child: Container( height: 150, width: 150, color: Colors.yellow, alignment: Alignment.center, child: const Text('Item 2'), ), ), const SizedBox(height: 10,), Banner( message: 'New Arrival', location: BannerLocation.bottomStart, child: Container( height: 150, width: 150, color: Colors.yellow, alignment: Alignment.center, child: const Text('Item 3'), ), ), const SizedBox(height: 10,), Banner( message: 'New Arrival', location: BannerLocation.bottomEnd, child: Container( height: 150, width: 150, color: Colors.yellow, alignment: Alignment.center, child: const Text('Item 4'), ), ), ], ), ); } }
Screenshot – iPhone Simulator

Screenshot – Android Emulator

Conclusion
In this Flutter Tutorial, we learned how to set specific location for the banner message in Banner widget, with examples.