|  | QCAD
    Open Source 2D CAD | 
#include "opennurbs.h"| Classes | |
| class | ON_UnknownUserDataArchive | 
| Functions | |
| ON_OBJECT_IMPLEMENT (ON_UnknownUserData, ON_UserData,"850324A8-050E-11d4-BFFA-0010830122F0") | |
| ON_OBJECT_IMPLEMENT (ON_UserStringList, ON_UserData,"CE28DE29-F4C5-4faa-A50A-C3A6849B6329") | |
| ON_VIRTUAL_OBJECT_IMPLEMENT (ON_UserData, ON_Object,"850324A7-050E-11d4-BFFA-0010830122F0") | |
| ON_OBJECT_IMPLEMENT | ( | ON_UnknownUserData | , | 
| ON_UserData | , | ||
| "850324A8-050E-11d4-BFFA-0010830122F0" | ) | 
| ON_OBJECT_IMPLEMENT | ( | ON_UserStringList | , | 
| ON_UserData | , | ||
| "CE28DE29-F4C5-4faa-A50A-C3A6849B6329" | ) | 
| ON_VIRTUAL_OBJECT_IMPLEMENT | ( | ON_UserData | , | 
| ON_Object | , | ||
| "850324A7-050E-11d4-BFFA-0010830122F0" | ) |