requestPermission method

@override Future<bool> requestPermission()

请求权限

Implementation

@override
Future<bool> requestPermission() async {
  try {
    final ok = await methodChannel.invokeMethod('requestPermission');
    return ok ?? false;
  } on PlatformException catch (e) {
    print('Error RequestPermission:${e.message}');
  }
  return false;
}