protected virtual void close()
{
Closing.Raise(this, null);
if (Parent is Interface)
{
(Parent as Interface).DeleteWidget(this);
}
else
{
GraphicObject p = Parent as GraphicObject;
if (p is Group)
{
lock (IFace.UpdateMutex) {
RegisterClip(p.ScreenCoordinates(p.LastPaintedSlot));
(p as Group).DeleteChild(this);
}
//(Parent as Group).RegisterForRedraw ();
}
else if (Parent is PrivateContainer)
{
(Parent as Container).Child = null;
}
}
}
