@Override
 public void initComponents() {
   lvPulldown = (PullDownListView) innerView.findViewById(R.id.lvPulldown);
   list = new ArrayList<ArticleListItem>();
   adapter = new ArticleListAdapter(getActivity(), list);
   lvPulldown.getListView().setAdapter(adapter);
   loader = new ArticleListLoader(getActivity());
   lvPulldown.enableAutoFetchMore(true, 1);
   lvPulldown.getListView().setFocusableInTouchMode(false);
 }
  @Override
  public void initComponents() {
    lvPullDown = (PullDownListView) innerView.findViewById(R.id.lvPullDown);
    tvLoading = (TextView) innerView.findViewById(R.id.tvLoading);
    tvNodata = (TextView) innerView.findViewById(R.id.tvNodata);
    if (listMessage == null) {
      listMessage = new ArrayList<SbbsMeMessage>();
    }
    adapter = new SbbsMeMessageAdapter(getActivity(), listMessage);
    lvPullDown.getListView().setAdapter(adapter);
    loader = new SbbsMessageLoader(getActivity());
    lvPullDown.enableAutoFetchMore(true, 1);
    lvPullDown.setOnPullDownListener(this);

    int devide = UIUtils.dipToPx(8);
    lvPullDown.getListView().setDivider(null);
    lvPullDown.getListView().setDividerHeight(devide);
    lvPullDown.getListView().setPadding(devide, devide, devide, devide);
    lvPullDown.getListView().setOverScrollMode(View.OVER_SCROLL_NEVER);
    lvPullDown.getListView().setFocusableInTouchMode(false);
  }
 @Override
 public void onLoadComplete(Loader<List<SbbsMeMessage>> loader, List<SbbsMeMessage> data) {
   listMessage.clear();
   if (data != null) {
     listMessage.addAll(data);
   }
   if (getActivity() != null) {
     tvNodata.setEnabled(true);
     tvNodata.setVisibility(listMessage.size() == 0 ? View.VISIBLE : View.GONE);
     tvNodata.setText(R.string.no_data_refresh);
     adapter.setNewList(listMessage);
     tvLoading.setVisibility(View.GONE);
     lvPullDown.getListView().setSelected(false);
     lvPullDown.notifyDidRefresh();
   }
 }
  @Override
  public void initLogic() {

    if (!SbbsMeAPI.isLogin()) {
      lvPullDown.setEnabled(false);
      lvPullDown.getListView().setEnabled(false);
      tvLoading.setText(R.string.not_login);
      tvLoading.setVisibility(View.VISIBLE);
      tvNodata.setText(R.string.no_data_cannot_refresh);
      tvNodata.setVisibility(View.VISIBLE);
    } else if (listMessage.size() == 0) {
      tvLoading.setVisibility(View.VISIBLE);
      loader.startLoading();
    }
    lvPullDown.notifyDidLoad();
    SbbsMeAPI.writeLogT(getActivity(), SbbsMeLogs.LOG_RECENT, "");
  }
 @Override
 public void initEvents() {
   lvPullDown.getListView().setOnItemClickListener(this);
   tvNodata.setOnClickListener(this);
   loader.registerListener(0, this);
 }