code: @Override
      public void onActionViewExpanded() {
          if (mExpandedInActionView) return;
  
          mExpandedInActionView = true;
          mCollapsedImeOptions = mQueryTextView.getImeOptions();
          mQueryTextView.setImeOptions(mCollapsedImeOptions | EditorInfo.IME_FLAG_NO_FULLSCREEN);
          mQueryTextView.setText("");
          setIconified(false);
      }
docs: {@inheritDoc}