| ::get_check | State of the HALCON control modes. |
| ::get_error_text | Inquiry after the error text of a HALCON error number. |
| ::get_spy | Current configuration of the HALCON debugging-tool. |
| ::query_spy | Inquiring for possible settings of the HALCON debugging tool. |
| ::set_check | Activating and deactivating of HALCON control modes. |
| ::set_spy | Control of the HALCON Debugging Tools. |