requestPermission static method
Request the activity recognition permission and return the result.
Implementation
static Future<PermissionResult> requestPermission() async {
String permissionResult;
if (Platform.isAndroid)
permissionResult = await _mChannel.invokeMethod(
'requestActivityRecognitionPermission');
else
permissionResult = await _mChannel.invokeMethod(
'checkActivityRecognitionPermission');
return getPermissionResultFromString(permissionResult);
}