// 存储TimeLine到SharedPreferences中
  private void saveTimeline() {
    S.put(getActivity(), "timeline_list", "");
    int count = listPostAdapter.getCount() > 10 ? 10 : listPostAdapter.getCount(); // 只保存前10条
    String targetString = "";
    String seperator = S.regularEx;
    for (int i = 0; i < count; i++) {
      PostBean bean = (PostBean) listPostAdapter.getItem(i);

      // 1id 2链接 3标题 4作者 5时间 6图片地址 7头图URL 8注释 9类型
      targetString =
          targetString
              + seperator
              + String.valueOf(bean.getId())
              + seperator
              + bean.getItemURL()
              + seperator
              + bean.getTitle()
              + seperator
              + bean.getAuthor()
              + seperator
              + bean.getCreatedAt()
              + seperator
              + bean.getImageUrl()
              + seperator
              + bean.getHeaderImageUrl()
              + seperator
              + bean.getDescription()
              + seperator
              + bean.getContentType();
    }
    S.put(getActivity(), "timeline_list", targetString);
  }
  // 解析Timeline接口返回的数据
  private void handlePostExecute(String result, int type) {
    if (!isNetworkConnected(getActivity())) {
      Util.showToast(getActivity(), "没有可用网络,请检查网络设置~");
      listView.onRefreshComplete();
    } else if (result == "") {
      Util.showToast(getActivity(), "网络开小差了,不如再试试吧~");
      listView.onRefreshComplete();
    } else {
      LinkedList<PostBean> postBeans = PostBean.parseBabietaTimeline(result, getActivity());
      if (type == 0) {
        listPostAdapter.clearPost(); // 上拉刷新,清空原来的数据
        listPostAdapter.appendPost(postBeans);
        listPostAdapter.sortPost();

        saveTimeline();
      } else { // 下拉刷新,直接添加数据
        listPostAdapter.appendPost(postBeans);
        listPostAdapter.sortPost();
      }
      listPostAdapter.notifyDataSetInvalidated();
      TextView textView = (TextView) pageView.findViewById(R.id.vp_main_text);
      if (listPostAdapter.getCount() == 0) {
        textView.setText("还没有内容,下拉刷新看看~");
      } else {
        textView.setText("新闻列表");
        textView.setVisibility(View.GONE);
      }
      listView.onRefreshComplete();
    }
  }
  // Fragment在不可见的时候会回收所有View,所以在出栈的时候上一个Fragment需要重新初始化View
  @Override
  public View onCreateView(
      LayoutInflater inflater, ViewGroup container, Bundle savedInstanceState) {
    this.view = inflater.inflate(R.layout.index_timeline, container, false);
    this.initPostListView(); // Timeline部分
    this.initPageView(); // Focus部分
    if (focusLoadedFlag == false) requestForFocus();

    listPostAdapter.notifyDataSetChanged();
    TextView textView = (TextView) pageView.findViewById(R.id.vp_main_text);
    if (listPostAdapter.getCount() == 0) {
      textView.setText("下拉刷新看看~");
    } else {
      textView.setText("新闻列表");
      textView.setVisibility(View.GONE);
    }

    return view;
  }