Method that gets the source vertex that has been overridden by this vertex. The method returns Nothing if this vertex is not an override. An error is returned if this method is called on a vertex in a part.
Returns the top-level parent application object. When used the context of Inventor, an Application object is returned. When used in the context of Apprentice, an ApprenticeServer object is returned.
Property that obtains an ID key that can be used to bind back to the live object. This transient key is only valid as long as the document state has not changed. For more information, see the ReferenceKeys overview