private void GoLast()
{
if (_curList.VirtualListSize == 0) return;
if (_statuses.SortOrder == SortOrder.Ascending)
{
SelectListItem(_curList, _curList.VirtualListSize - 1);
_curList.EnsureVisible(_curList.VirtualListSize - 1);
}
else
{
SelectListItem(_curList, 0);
_curList.EnsureVisible(0);
}
}