Clears all entries in an event table that call the given event function
| Call | ||
| #include <vv_sys.h> | ||
| int et_delfp(event_fp, etp) | ||
|
EVENTFP event_fp |
Pointer to the event function to remove |
|
| ETPTR etp | Pointer to the event table to modify | |
| Description of Parameters
etp:Specify a pointer to an event table. The Vermont Views event tables are as follows: |
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| CLETP | Choice list event table | |
| FLDETP | Field event table | |
| FMETP | Form event table | |
| DRAGETP | Draw and drag event table | |
| HELPETP | Help event table | |
| MEMOETP | Memo event table | |
| MNETP | Menu event table | |
| PUSHETP | Pushbutton event table | |
| RADIOETP | Radio button event table | |
| SRETP | Scrollable region event table | |
| SYSETP | System event table | |
| TTMEMOETP | Tickertape memo event table | |
| VIEWETP | Viewing event table | |
| LBOXETP | List box event table | |
| Returns | ||
| >= 0 | The number of entries cleared in the event table | |
| Description
If either the event function pointer or event table pointer passed in the call is a NULLP, et_delfp() immediately returns 0. Otherwise, et_delfp() searches the event table for the function specified in the call. Each entry in the event table that includes this function is cleared. Both the event code and event function are cleared from the entry. |
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| Related Functions | ||
