Posted: Sun Oct 14, 2007 6:56 pm Post subject: Dynpro screen field validation
There are many ways to validate fields that are created on a dynpro of a dialog screen program. Whether this is to validate a single field of multiple fields at the same time below is a few examples of how this can be coded into a PAI module of the dynpro flow logic.
* Validating a single field on a dynpro screen via a PAI module call
MODULE validate_screen_field "ABAP code for validation contained in PAI module
*Validating multiple field on a dynpro screen via a PAI module call
FIELD: scr_field-ebeln, scr_field-ebelp.
MODULE validate_screen_fields. "ABAP code for validation contained in PAI module
*Validating a dynpro screen field via a direct ABAP table selection
WHERE ebeln = scr_field-ebeln
WHENEVER NOT FOUND SEND ERRORMESSAGE 001
WITH ' Document Number ’
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