endless list

@Override
public void onScroll(AbsListView view, int firstVisibleItem,
        int visibleItemCount, int totalItemCount) {
    //leave this empty
}

@Override
public void onScrollStateChanged(AbsListView listView, int scrollState) {
    if (scrollState == SCROLL_STATE_IDLE) {
        if (listView.getLastVisiblePosition() >= listView.getCount() - 1 - threshold) {
            currentPage++;
            //load more list items:
            loadElements(currentPage);
        }
    }
}