@Override
  public boolean onOptionsItemSelected(MenuItem item) {
    switch (item.getItemId()) {
      case R.id.menu_refresh:
        queue.add(new SyncTask());
        return true;

      case R.id.menu_search:
        navigationListener.onStartShowSearch();
        return true;

      default:
        return super.onOptionsItemSelected(item);
    }
  }