systemScreenOrientation function
设置屏幕方向 DeviceOrientation.portraitUp - 竖屏 DeviceOrientation.landscapeLeft - 横屏 当 orientations 为空时跟随系统。
Implementation
Future<void> systemScreenOrientation(
{required List<DeviceOrientation> orientations}) async {
return SystemChrome.setPreferredOrientations(orientations);
}