public void statusesLoaded(LoadMoreStatusesResult result) {
   setProgressBarIndeterminateVisibility(false);
   if (result.newer) {
     headerView.hideProgress();
     adapter.appendNewer(result.statuses);
     getListView().setSelection(1);
   } else {
     footerView.hideProgress();
     adapter.appendOlder(result.statuses);
   }
 }