Retrieves the next top-level object in the DirectX file. Deprecated.
HRESULT GetNextDataObject( LPDIRECTXFILEDATA * ppDataObj );
If the method succeeds, the return value is DXFILE_OK. If the method fails, the return value can be one of the following values: DXFILEERR_BADVALUE, DXFILEERR_NOMOREOBJECTS
Top-level objects are always data objects. Data reference objects and binary objects can only be children of data objects.
Header: Declared in Dxfile.h.