protected void setupEvents(MultiSelectPopup popup_, bool do_)
{
if (popup_ == null)
return;
popup_.Closed -= new EventHandler(popupClosed);
if (do_)
popup_.Closed += new EventHandler(popupClosed);
}
protected void showPopup()
{
MultiSelectPopup popup;
Point p;
if (m_coll==null || m_coll.Count == 0)
return;
popup = new MultiSelectPopup(m_coll, m_singleSelect);
p = PointToScreen(new Point(0, 0));
popup.Location = new Point(p.X, p.Y + Height);
setupEvents(popup, true);
popup.Show();
}