import
'package:flutter/material.dart'
;
void
main() {
runApp(
const
MyApp());
}
class
MyApp extends StatelessWidget {
const
MyApp({Key? key}) : super(key: key);
@override
Widget build(BuildContext context) {
return
MaterialApp(
title:
'Flutter Demo'
,
theme: ThemeData(
primarySwatch: Colors.green,
),
home:
const
MyHomePage(),
);
}
}
class
MyHomePage extends StatefulWidget {
const
MyHomePage({Key? key,}) : super(key: key);
@override
State<MyHomePage> createState() => _MyHomePageState();
}
class
_MyHomePageState extends State<MyHomePage> {
@override
Widget build(BuildContext context) {
return
Scaffold(
appBar: AppBar(
title:
const
Text(
'GeeksforGeeks'
),
centerTitle:
true
,
),
body: Center(
child: Column(
mainAxisAlignment: MainAxisAlignment.center,
children: [
ElevatedButton(onPressed: () => showMaterialBanner(),
child:
const
Text(
'Material Banner'
))
],
),
),
);
}
showMaterialBanner(){
ScaffoldMessenger.of(context).showMaterialBanner(
MaterialBanner(
content:
const
Text(
'Hello, I am Material Banner!'
),
contentTextStyle:
const
TextStyle(color: Colors.black ,fontSize: 30),
backgroundColor: Colors.yellow,
leadingPadding:
const
EdgeInsets.only(right: 30),
leading:
const
Icon(Icons.info, size: 32,),
actions:[
TextButton(onPressed: () => ScaffoldMessenger.of(context).hideCurrentMaterialBanner(),
child:
const
Text(
'Dismiss'
)),
TextButton(onPressed: (){}, child:
const
Text(
'Continue'
)),
])
);
}
}