@Override
 protected void onResume() {
   super.onResume();
   presenter.attach((V) this);
   presenterOperate();
 }
 @Override
 protected void onDestroy() {
   presenter.dettach();
   super.onDestroy();
 }
 @Override
 public void onCreate(Bundle savedInstanceState) {
   super.onCreate(savedInstanceState);
   presenter = initPresenter();
 }