/** 加载本地数据(已从服务器下载到本地),切换到当前tab时触发 */
  public void reloadChange(boolean rebuild) {
    if (adapter == null) {
      if (getActivity() == null) {
        return;
      }

      initAdapter();
    }

    adapter.load(rebuild);
  }
  private void findViews() {
    View ctCountView = View.inflate(getView().getContext(), R.layout.nim_contacts_count_item, null);
    countView = (TextView) ctCountView.findViewById(R.id.contactCountText);
    loadingFrame = findView(R.id.contact_loading_frame);
    initAdapter();
    listView = findView(R.id.contact_list_view);
    ctCountView.setClickable(false);
    listView.getRefreshableView().addFooterView(ctCountView);
    listView.setAdapter(adapter);
    listView.setOnScrollListener(new PauseOnScrollListener(ImageLoader.getInstance(), true, true));

    ContactItemClickListener listener = new ContactItemClickListener();
    listView.setOnItemClickListener(listener);
    listView.setOnItemLongClickListener(listener);
  }