Description: | Opens the DDE conversation with the DDE server and starts the advise loop. Its effect is the same as executing the InitiateDDE and AdviseDDE methods successively. It is necessary to call the OpenDDE method before conducting a conversation with the DDE server. For example you can have a conversation if you call the Execute and OpenDDE methods from the Opened event of the form. |
Used in controls: | DDE |
Used in objects: | None. |
Parameters: | None. |
Return value: | VT_I4 - ReturnValueS9(9) COMP-5 Zero or greater indicates normal completion. Negative indicates an error. |
Example: | INVOKE CmDDE1 "OpenDDE" RETURNING ReturnValue |
Backward compatibility | OPENDDE |
Backward compatibility | None. |
