Hi Every One,
I am new to abap and need help with this.
I am trying to a do a dynamic search help with select options in a selection screen. My requirement is = displaying vbap-posnr ('item no') based on the first field vbak-vbeln (sales order).
if i input sales-order-low without sales-order-high, I should get item values belonging to only sales-order-low and viceversa.
Similarly, if I give a range in select-options, all the items belonging to that sales order should be displayed.
Below is the code that I have given, but it does not give any values. Need help with this code to achive my requirementt.
tables: vbak, vbap.
TYPES: BEGIN OF ty_vbap,
vbeln type vbak-vbeln,
posnr type vbap-posnr
END OF ty_vbap.
*--------------------------------------------------------------*
*Data Declaration
*--------------------------------------------------------------*
DATA: gwa_posnr TYPE ty_vbap,
gt_posnr TYPE TABLE OF ty_vbap.
DATA: gt_return TYPE TABLE OF ddshretval,
gwa_return TYPE ddshretval.
DATA: gwa_dynpfields TYPE dynpread,
gt_dynpfields TYPE TABLE OF dynpread.
DATA: gv_vbeln TYPE vbak-vbeln.
*--------------------------------------------------------------*
*Selection-Screen
*--------------------------------------------------------------*
SELECT-OPTIONS: SLS_OR TYPE VBAK-VBELN.
PARAMETERS: ITEM_NO TYPE VBAP-POSNR.
*--------------------------------------------------------------*
*Selection-Screen on Value-Request
*--------------------------------------------------------------*
AT SELECTION-SCREEN ON VALUE-REQUEST FORITEM_NO.
REFRESH gt_dynpfields.
gwa_dynpfields-fieldname = 'SLS_OR-LOW'.
APPEND gwa_dynpfields TO gt_dynpfields.
*Get plant value on the selection screen
CALL FUNCTION 'DYNP_VALUES_READ'
EXPORTING
dyname = sy-repid
dynumb = sy-dynnr
TABLES
dynpfields = gt_dynpfields
EXCEPTIONS
invalid_abapworkarea = 1
invalid_dynprofield = 2
invalid_dynproname = 3
invalid_dynpronummer = 4
invalid_request = 5
no_fielddescription = 6
invalid_parameter = 7
undefind_error = 8
double_conversion = 9
stepl_not_found = 10
OTHERS = 11.
READ TABLE gt_dynpfields INTO gwa_dynpfields
WITH KEY fieldname = 'SLS_OR-LOW'.
IF sy-subrc = 0.
gv_VBELN = gwa_dynpfields-fieldvalue.
ENDIF.
*Get values from the database based on plant
SELECT a~VBELN
b~POSNR
INTO TABLE gt_POSNR
FROM VBAK AS a
INNER JOIN VBAP AS b
ON a~VBELN = b~VBELN
WHERE B~POSNR = GV_VBELN.
CALL FUNCTION 'F4IF_INT_TABLE_VALUE_REQUEST'
EXPORTING
retfield = 'POSNR'
value_org = 'S'
DYNPROFIELD = 'SLS_OR-LOW'
TABLES
value_tab = gt_POSNR
return_tab = gt_return
EXCEPTIONS
parameter_error = 1
no_values_found = 2
OTHERS = 3.
READ TABLE gt_return INTO gwa_return INDEX 1.
IF sy-subrc = 0.
ITEM_NO = gwa_return-fieldval.
ENDIF.