小编kot*_*n37的帖子

我在屏幕截图上标记的可关闭边框有问题

https://imgur.com/a/Jv0sdi2

return Dismissible(
    child: Container(
        height: 256,
        decoration: ShapeDecoration(
            shape: RoundedRectangleBorder(
                borderRadius: new BorderRadius.circular(20.0)
            )
        )
    );
);