Flutter 强制横屏竖屏

void main() {
  WidgetsFlutterBinding.ensureInitialized();
  // 强制横屏
  SystemChrome.setPreferredOrientations(
      [DeviceOrientation.landscapeLeft, DeviceOrientation.landscapeRight]);
  runApp(MyApp());
}

void main() {
  WidgetsFlutterBinding.ensureInitialized();
  // 强制竖屏
  SystemChrome.setPreferredOrientations([
    DeviceOrientation.portraitUp,
    DeviceOrientation.portraitDown
  ]);
  runApp(MyApp());
}