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Customized F4 Help

Function Module: F4IF_INT_TABLE_VALUE_REQUEST

  • Create types:
    • TYPES: BEGIN OF ty_values,
               lot   TYPE qplos,
               batch TYPE charg_d,
               material TYPE matnr,
               date TYPE datum,
             END OF ty_values.
  • Declare internal table and work area.
    • DATA: it_values      TYPE STANDARD TABLE OF ty_values WITH KEY lot,
            wa_values      TYPE ty_values.
    • DATA: it_return TYPE STANDARD TABLE OF ddshretval.
  • Create the event to request the value
    • AT SELECTION-SCREEN ON VALUE-REQUEST FOR variable. "variable = parameters/select options variable
  • Collect necessary data and populate it_values table
  • Call the function module.
    •   CALL FUNCTION 'F4IF_INT_TABLE_VALUE_REQUEST'
          EXPORTING
            retfield        = 'LOT' "Internal table field
            dynpprog        = sy-repid " Current program name
            dynpnr          = '1000' " Screen number
            dynprofield     = 'P_LOT-LOW' "Parameter/Select-option field
            value_org       = 'S' 
            multiple_choice = 'X' " If you want to choose multiple value frm f4
          TABLES
            value_tab       = IT_values
            return_tab      = it_return
          EXCEPTIONS
            parameter_error = 1
            no_values_found = 2
            OTHERS          = 3.

        IF sy-subrc <> 0.
          MESSAGE ID sy-msgid TYPE sy-msgty NUMBER sy-msgno
                  WITH sy-msgv1 sy-msgv2 sy-msgv3 sy-msgv4.

        ELSE.
          READ TABLE it_return INDEX 1.
          p_lot-low = it_return-fieldval.
                         ENDIF.
    • In case of select options:   
    • CALL FUNCTION 'F4IF_INT_TABLE_VALUE_REQUEST'
          EXPORTING
            retfield        = 'LOT'
            dynpprog        = sy-repid
            dynpnr          = '1000'
            dynprofield     = 'P_LOT-LOW'
            value_org       = 'S'
            multiple_choice = 'X'
          TABLES
            value_tab       = IT_values
            return_tab      = it_return
          EXCEPTIONS
            parameter_error = 1
            no_values_found = 2
            OTHERS          = 3.

        IF sy-subrc <> 0.
          MESSAGE ID sy-msgid TYPE sy-msgty NUMBER sy-msgno
                  WITH sy-msgv1 sy-msgv2 sy-msgv3 sy-msgv4.

        ELSE.
          READ TABLE it_return INDEX 1.
          p_lot-low = it_return-fieldval.

          LOOP AT it_return.

            AT FIRST.
              p_lot-sign = 'I'.
              p_lot-option = 'EQ'.
              p_lot-low = it_return-fieldval.
              APPEND p_lot.
              CLEAR p_lot.
            ENDAT.

            p_lot-sign = 'I'.
            p_lot-option = 'EQ'.
            p_lot-low = it_return-fieldval.
            APPEND p_lot.
            CLEAR p_lot.
          ENDLOOP.
        ENDIF.

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