public void Dock(DockObject requestor, DockPlacement position, object data)
{
if (requestor == null || requestor == this)
{
return;
}
if (master == null)
{
Console.WriteLine("Dock operation requested in a non-bound object {0}.", this);
Console.WriteLine("This might break.");
}
if (!requestor.IsBound)
{
requestor.Bind(Master);
}
if (requestor.Master != Master)
{
Console.WriteLine("Cannot dock {0} to {1} as they belong to different masters.",
requestor, this);
return;
}
/* first, see if we can optimize things by reordering */
if (position != DockPlacement.None)
{
DockObject parent = ParentObject;
if (OnReorder(requestor, position, data) ||
(parent != null && parent.OnReorder(requestor, position, data)))
{
return;
}
}
/* freeze the object, since under some conditions it might
* be destroyed when detaching the requestor */
Freeze();
/* detach the requestor before docking */
if (requestor.IsAttached)
{
requestor.Detach(false);
}
/* notify interested parties that an object has been docked. */
if (position != DockPlacement.None)
{
OnDocked(requestor, position, data);
DockedHandler handler = Docked;
if (handler != null)
{
DockedArgs args = new DockedArgs(requestor, position);
handler(this, args);
}
}
Thaw();
}