Occurs when a document which contains objects, is loaded. This event is sent only for objects that have been inserted via its hWnd property. The application must create the object and copy the object's hWnd property to the hWnd parameter.
ObjectGethWnd(ObjectId, KindOfObject, hWnd)
Is the identifier of the object that is to be created.
The hWnd property of the new created object must be copied to this variable.