Input Parameters | Significance |
DtvLong idf | field Id |
char *xbf | pre_field-userexit |
Output Parameters | Significance |
no | - |
Return Code | Significance |
0 | no error |
1 | zero pointer |
2 | function name not in userexit list |
The pre_field-userexit is invoked before the field is entered with the write cursor.
Any required application parameters must be passed together with the name of the userexit in *xbf. In order to delete an userexit already set, you must pass an empty string.
The function automatically invoke any set mask listener function.