Flutter 沉浸式状态栏

void main() {
  runApp(MyApp());
  if (Platform.isAndroid) {
    SystemUiOverlayStyle style = SystemUiOverlayStyle(
        statusBarColor: Colors.transparent,
        statusBarIconBrightness: Brightness.dark);
    SystemChrome.setSystemUIOverlayStyle(style);
  }
}

class MeScreen extends StatelessWidget {
  @override
  Widget build(BuildContext context) {
    return Scaffold(
      appBar: AppBar(
        title: Text(
          "我",
          style: TextStyle(
            color: Colors.black,
          ),
        ),
        backgroundColor: Colors.white,
        centerTitle: true,
        // brightness: Brightness.dark
      ),
    );
  }
}