The parent node will Release its reference to the child. If there are no other references to the child, it will be destroyed. Therefore, if you wish to keep the child node for reinsertion into the tree, make sure you AddRef it before calling ITRIGMLELEMENT_RemoveChild().
int ITRIGMLELEMENT_RemoveChild(ITrigmlElement* po, ITrigmlElement* node);
SUCCESS if the node was successfully removed.
- All loaded extensions receive a call to ITRIGMLEXTENSION_ChildRemoved().