flat rounded button flutter code example
Example 1: flat button rounded shape
new OutlineButton(
child: new Text("Button text"),
onPressed: null,
shape: new RoundedRectangleBorder(borderRadius: new BorderRadius.circular(30.0))
)
Example 2: rounded raisedbutton in flutter
RaisedButton(
onPressed: () {},
color: Colors.amber,
shape: RoundedRectangleBorder(
borderRadius: BorderRadius.circular(10)),
child: Text("Click This"),
)