make flat button border radius flutter code example
Example 1: rounded button flutter
FlatButton(
color: Colors.red,
shape: RoundedRectangleBorder(
borderRadius: BorderRadius.circular(18.0)),
child: new Text('round button'),
onPressed: () {},
),
Example 2: round border button flutter
RawMaterialButton(
onPressed: () {},
elevation: 2.0,
fillColor: Colors.white,
child: Icon(
Icons.pause,
size: 35.0,
),
padding: EdgeInsets.all(15.0),
shape: CircleBorder(),
)