在本文中，咱们将介绍令人惊叹的 Flutter 按钮，它们能够帮忙所有初学者或专业人士为古代利用程序设计丑陋的 UI。
首先让我通知你对于 Flutter 中按钮的一件重要事件，在flutter最新版本中以下Buttons在fluter中被废除了：
| 废除的 | 举荐的代替 |
|---|---|
| RaisedButton | ElevatedButton |
| OutlineButton | OutlinedButton |
| FlatButton | TextButton |
那么让咱们来摸索一下 Flutter 中的按钮。
Elevated Button
StadiumBorder
ElevatedButton( onPressed: (){}, child: Text('Button'), style: ElevatedButton.styleFrom( shadowColor: Colors.green, shape: StadiumBorder(), padding: EdgeInsets.symmetric(horizontal: 35,vertical: 20)),)RoundedRectangleBorder
ElevatedButton( onPressed: (){}, child: Text('Button'), style: ElevatedButton.styleFrom( shadowColor: Colors.green, shape: RoundedRectangleBorder( borderRadius: BorderRadius.circular(12), ), ),),CircleBorder
ElevatedButton( onPressed: () {}, child: Text('Button'), style: ElevatedButton.styleFrom( shape: CircleBorder(), padding: EdgeInsets.all(24), ),)BeveledRectangleBorder
ElevatedButton( onPressed: () {}, child: Text('Button'), style: ElevatedButton.styleFrom( shape: BeveledRectangleBorder( borderRadius: BorderRadius.circular(12) ), ),)Outlined Button
StadiumBorder
OutlinedButton( onPressed: () {}, child: Text('Button'), style: OutlinedButton.styleFrom( shape: StadiumBorder(), ),)RoundedRectangleBorder
OutlinedButton( onPressed: () {}, child: Text('Button'), style: OutlinedButton.styleFrom( shape: BeveledRectangleBorder( borderRadius: BorderRadius.circular(12), ), ),)CircleBorder
OutlinedButton( onPressed: () {}, child: Text('Button'), style: OutlinedButton.styleFrom( shape: CircleBorder(), padding: EdgeInsets.all(24), ),)BeveledRectangleBorder
OutlinedButton( onPressed: () {}, child: Text('Button'), style: OutlinedButton.styleFrom( shape: BeveledRectangleBorder( borderRadius: BorderRadius.circular(12), ), ),)