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PROGRAM FOR INTERACTIVE ALV REPORT

Former Member

‎05-18-2005 10:50 PM

0 Kudos

Hi frens,

this is my 3rd query to this forum. the response of this forum is excellent.now my question is :

whats the source code(or program) for Interactive ABAP List Viewer(ALV) reports connecting KNA1 as basic list and VBAK, VBAP as the seconday lists...having the relation between KNA1 and VBAK with KUNNR and VBAK and VBAP with VBELN as key fields.

2 REPLIES 2

Former Member

‎07-11-2007 7:58 AM

0 Kudos

Hi Prasad

<u><b>For More alv report examples check these Tcodes <i>LIBS, BIBS</i> Here u can find more number of examples on alv reports of different kinds

check this sample code for intercative alv report</b></u>

TYPE-POOLS: SLIS.
*type declaration for values from ekko
TYPES: BEGIN OF I_EKKO,
       EBELN LIKE EKKO-EBELN,
       AEDAT LIKE EKKO-AEDAT,
       BUKRS LIKE EKKO-BUKRS,
       BSART LIKE EKKO-BSART,
       LIFNR LIKE EKKO-LIFNR,
       END OF I_EKKO.

DATA: IT_EKKO TYPE STANDARD TABLE OF I_EKKO INITIAL SIZE 0,
      WA_EKKO TYPE I_EKKO.

*type declaration for values from ekpo
TYPES: BEGIN OF I_EKPO,
       EBELN LIKE EKPO-EBELN,
       EBELP LIKE EKPO-EBELP,
       MATNR LIKE EKPO-MATNR,
       MENGE LIKE EKPO-MENGE,
       MEINS LIKE EKPO-MEINS,
       NETPR LIKE EKPO-NETPR,
       END OF I_EKPO.

DATA: IT_EKPO TYPE STANDARD TABLE OF I_EKPO INITIAL SIZE 0,
      WA_EKPO TYPE I_EKPO .

*variable for Report ID
DATA: V_REPID LIKE SY-REPID .

*declaration for fieldcatalog
DATA: I_FIELDCAT TYPE SLIS_T_FIELDCAT_ALV,
      WA_FIELDCAT TYPE SLIS_FIELDCAT_ALV.


DATA: IT_LISTHEADER TYPE SLIS_T_LISTHEADER.

* declaration for events table where user comand or set PF status will
* be defined
DATA: V_EVENTS TYPE SLIS_T_EVENT,
      WA_EVENT TYPE SLIS_ALV_EVENT.

* declartion for layout
DATA: ALV_LAYOUT TYPE SLIS_LAYOUT_ALV.

* declaration for variant(type of display we want)
DATA: I_VARIANT TYPE DISVARIANT,
      I_VARIANT1 TYPE DISVARIANT,
      I_SAVE(1) TYPE C.

*PARAMETERS : p_var TYPE disvariant-variant.

*Title displayed when the alv list is displayed
DATA:  I_TITLE_EKKO TYPE LVC_TITLE VALUE 'FIRST LIST DISPLAYED'.
DATA:  I_TITLE_EKPO TYPE LVC_TITLE VALUE 'SECONDRY LIST DISPLAYED'.

INITIALIZATION.
  V_REPID = SY-REPID.
  PERFORM BUILD_FIELDCATLOG.
  PERFORM EVENT_CALL.
  PERFORM POPULATE_EVENT.

START-OF-SELECTION.
  PERFORM DATA_RETRIEVAL.
  PERFORM BUILD_LISTHEADER USING IT_LISTHEADER.
  PERFORM DISPLAY_ALV_REPORT.

*&--------------------------------------------------------------------*
*&      Form  BUILD_FIELDCATLOG
*&--------------------------------------------------------------------*
*       Fieldcatalog has all the field details from ekko
*---------------------------------------------------------------------*
FORM BUILD_FIELDCATLOG.
  WA_FIELDCAT-TABNAME = 'IT_EKKO'.
  WA_FIELDCAT-FIELDNAME = 'EBELN'.
  WA_FIELDCAT-SELTEXT_M = 'PO NO.'.
  APPEND WA_FIELDCAT TO I_FIELDCAT.
  CLEAR WA_FIELDCAT.

  WA_FIELDCAT-TABNAME = 'IT_EKKO'.
  WA_FIELDCAT-FIELDNAME = 'AEDAT'.
  WA_FIELDCAT-SELTEXT_M = 'DATE.'.
  APPEND WA_FIELDCAT TO I_FIELDCAT.
  CLEAR WA_FIELDCAT.

  WA_FIELDCAT-TABNAME = 'IT_EKKO'.
  WA_FIELDCAT-FIELDNAME = 'BUKRS'.
  WA_FIELDCAT-SELTEXT_M = 'COMPANY CODE'.
  APPEND WA_FIELDCAT TO I_FIELDCAT.
  CLEAR WA_FIELDCAT.

WA_FIELDCAT-TABNAME = 'IT_EKKO'.
  WA_FIELDCAT-FIELDNAME = 'BUKRS'.
  WA_FIELDCAT-SELTEXT_M = 'DOCMENT TYPE'.
  APPEND WA_FIELDCAT TO I_FIELDCAT.
  CLEAR WA_FIELDCAT.

WA_FIELDCAT-TABNAME = 'IT_EKKO'.
  WA_FIELDCAT-FIELDNAME = 'LIFNR'.
  WA_FIELDCAT-NO_OUT    = 'X'.
  WA_FIELDCAT-SELTEXT_M = 'VENDOR CODE'.
  APPEND WA_FIELDCAT TO I_FIELDCAT.
  CLEAR WA_FIELDCAT.


ENDFORM.                    "BUILD_FIELDCATLOG

*&--------------------------------------------------------------------*
*&      Form  EVENT_CALL
*&--------------------------------------------------------------------*
*   we get all events - TOP OF PAGE or USER COMMAND in table v_events
*---------------------------------------------------------------------*
FORM EVENT_CALL.
  CALL FUNCTION 'REUSE_ALV_EVENTS_GET'
   EXPORTING
     I_LIST_TYPE           = 0
   IMPORTING
     ET_EVENTS             = V_EVENTS
*  EXCEPTIONS
*    LIST_TYPE_WRONG       = 1
*    OTHERS                = 2
            .
  IF SY-SUBRC <> 0.
* MESSAGE ID SY-MSGID TYPE SY-MSGTY NUMBER SY-MSGNO
*         WITH SY-MSGV1 SY-MSGV2 SY-MSGV3 SY-MSGV4.
  ENDIF.
ENDFORM.                    "EVENT_CALL

*&--------------------------------------------------------------------*
*&      Form  POPULATE_EVENT
*&--------------------------------------------------------------------*
*      Events populated for TOP OF PAGE & USER COMAND
*---------------------------------------------------------------------*
FORM POPULATE_EVENT.
  READ TABLE V_EVENTS INTO WA_EVENT WITH KEY NAME = 'TOP_OF_PAGE'.
  IF SY-SUBRC EQ 0.
    WA_EVENT-FORM = 'TOP_OF_PAGE'.
    MODIFY V_EVENTS FROM WA_EVENT TRANSPORTING FORM WHERE NAME =
WA_EVENT-FORM.
  ENDIF.

  READ TABLE V_EVENTS INTO WA_EVENT WITH KEY NAME = 'USER_COMMAND'.
  IF SY-SUBRC EQ 0.
    WA_EVENT-FORM = 'USER_COMMAND'.
    MODIFY V_EVENTS FROM WA_EVENT TRANSPORTING FORM WHERE NAME =
WA_EVENT-NAME.
  ENDIF.
ENDFORM.                    "POPULATE_EVENT


*&--------------------------------------------------------------------*
*&      Form  data_retrieval
*&--------------------------------------------------------------------*
*   retreiving values from the database table ekko
*---------------------------------------------------------------------*
FORM DATA_RETRIEVAL.
  SELECT EBELN AEDAT BUKRS BSART LIFNR FROM EKKO INTO TABLE IT_EKKO.

ENDFORM.                    "data_retrieval
*&--------------------------------------------------------------------*
*&      Form  bUild_listheader
*&--------------------------------------------------------------------*
*       text
*---------------------------------------------------------------------*
*      -->I_LISTHEADEtext
*---------------------------------------------------------------------*
FORM BUILD_LISTHEADER USING I_LISTHEADER TYPE SLIS_T_LISTHEADER.
  DATA HLINE TYPE SLIS_LISTHEADER.
  HLINE-INFO = 'this is my first alv pgm'.
  HLINE-TYP = 'H'.
ENDFORM.                    "build_listheader

*&--------------------------------------------------------------------*
*&      Form  display_alv_report
*&--------------------------------------------------------------------*
*       text
*---------------------------------------------------------------------*
FORM DISPLAY_ALV_REPORT.
  V_REPID = SY-REPID.
  CALL FUNCTION 'REUSE_ALV_GRID_DISPLAY'
   EXPORTING
     I_CALLBACK_PROGRAM                = V_REPID
*   I_CALLBACK_PF_STATUS_SET          = ' '
     I_CALLBACK_USER_COMMAND           = 'USER_COMMAND'
     I_CALLBACK_TOP_OF_PAGE            = 'TOP_OF_PAGE'
     I_GRID_TITLE                      = I_TITLE_EKKO
*   I_GRID_SETTINGS                   =
*   IS_LAYOUT                         = ALV_LAYOUT
     IT_FIELDCAT                       = I_FIELDCAT[]
*   IT_EXCLUDING                      =
*   IT_SPECIAL_GROUPS                 =
*   IT_SORT                           =
*   IT_FILTER                         =
*   IS_SEL_HIDE                       =
*     i_default                         = 'ZLAY1'
     I_SAVE                            = 'A'
*     is_variant                        = i_variant
     IT_EVENTS                         = V_EVENTS
    TABLES
      T_OUTTAB                          = IT_EKKO
* EXCEPTIONS
*   PROGRAM_ERROR                     = 1
*   OTHERS                            = 2
            .
  IF SY-SUBRC <> 0.
* MESSAGE ID SY-MSGID TYPE SY-MSGTY NUMBER SY-MSGNO
*         WITH SY-MSGV1 SY-MSGV2 SY-MSGV3 SY-MSGV4.
  ENDIF.
ENDFORM.                    "display_alv_report




*&--------------------------------------------------------------------*
*&      Form  TOP_OF_PAGE
*&--------------------------------------------------------------------*
*       text
*---------------------------------------------------------------------*
FORM TOP_OF_PAGE.
  CALL FUNCTION 'REUSE_ALV_COMMENTARY_WRITE'
    EXPORTING
      IT_LIST_COMMENTARY       = IT_LISTHEADER
*    i_logo                   =
*    I_END_OF_LIST_GRID       =
            .

ENDFORM.                    "TOP_OF_PAGE

*&--------------------------------------------------------------------*
*&      Form  USER_COMMAND
*&--------------------------------------------------------------------*
*       text
*---------------------------------------------------------------------*
*      -->R_UCOMM    text
*      -->,          text
*      -->RS_SLEFIELDtext
*---------------------------------------------------------------------*
FORM USER_COMMAND USING R_UCOMM LIKE SY-UCOMM
RS_SELFIELD TYPE SLIS_SELFIELD.
  CASE R_UCOMM.
    WHEN '&IC1'.
      READ TABLE IT_EKKO INTO WA_EKKO INDEX RS_SELFIELD-TABINDEX.
      PERFORM BUILD_FIELDCATLOG_EKPO.
      PERFORM EVENT_CALL_EKPO.
      PERFORM POPULATE_EVENT_EKPO.
      PERFORM DATA_RETRIEVAL_EKPO.
      PERFORM BUILD_LISTHEADER_EKPO USING IT_LISTHEADER.
      PERFORM DISPLAY_ALV_EKPO.
  ENDCASE.
ENDFORM.                    "user_command
*&--------------------------------------------------------------------*
*&      Form  BUILD_FIELDCATLOG_EKPO
*&--------------------------------------------------------------------*
*       text
*---------------------------------------------------------------------*
FORM BUILD_FIELDCATLOG_EKPO.

  WA_FIELDCAT-TABNAME = 'IT_EKPO'.
  WA_FIELDCAT-FIELDNAME = 'EBELN'.
  WA_FIELDCAT-SELTEXT_M = 'PO NO.'.
  APPEND WA_FIELDCAT TO I_FIELDCAT.
  CLEAR WA_FIELDCAT.
  WA_FIELDCAT-TABNAME = 'IT_EKPO'.
  WA_FIELDCAT-FIELDNAME = 'EBELP'.
  WA_FIELDCAT-SELTEXT_M = 'LINE NO'.
  APPEND WA_FIELDCAT TO I_FIELDCAT.
  CLEAR WA_FIELDCAT.
  WA_FIELDCAT-TABNAME = 'I_EKPO'.
  WA_FIELDCAT-FIELDNAME = 'MATNR'.
  WA_FIELDCAT-SELTEXT_M = 'MATERIAL NO.'.
  APPEND WA_FIELDCAT TO I_FIELDCAT.
  CLEAR WA_FIELDCAT.
WA_FIELDCAT-TABNAME = 'I_EKPO'.
  WA_FIELDCAT-FIELDNAME = 'MENGE'.
  WA_FIELDCAT-SELTEXT_M = 'QUANTITY'.
  APPEND WA_FIELDCAT TO I_FIELDCAT.
  CLEAR WA_FIELDCAT.

WA_FIELDCAT-TABNAME = 'I_EKPO'.
  WA_FIELDCAT-FIELDNAME = 'MEINS'.
  WA_FIELDCAT-SELTEXT_M = 'UOM'.
  APPEND WA_FIELDCAT TO I_FIELDCAT.
  CLEAR WA_FIELDCAT.

WA_FIELDCAT-TABNAME = 'I_EKPO'.
  WA_FIELDCAT-FIELDNAME = 'NETPR'.
  WA_FIELDCAT-SELTEXT_M = 'PRICE'.
  APPEND WA_FIELDCAT TO I_FIELDCAT.
  CLEAR WA_FIELDCAT.


ENDFORM.                    "BUILD_FIELDCATLOG_EKPO

*&--------------------------------------------------------------------*
*&      Form  event_call_ekpo
*&--------------------------------------------------------------------*
*   we get all events - TOP OF PAGE or USER COMMAND in table v_events
*---------------------------------------------------------------------*
FORM EVENT_CALL_EKPO.
  CALL FUNCTION 'REUSE_ALV_EVENTS_GET'
   EXPORTING
     I_LIST_TYPE           = 0
   IMPORTING
     ET_EVENTS             = V_EVENTS
* EXCEPTIONS
*   LIST_TYPE_WRONG       = 1
*   OTHERS                = 2
            .
  IF SY-SUBRC <> 0.
* MESSAGE ID SY-MSGID TYPE SY-MSGTY NUMBER SY-MSGNO
*         WITH SY-MSGV1 SY-MSGV2 SY-MSGV3 SY-MSGV4.
  ENDIF.
ENDFORM.                    "event_call_ekpo


*&--------------------------------------------------------------------*
*&      Form  POPULATE_EVENT
*&--------------------------------------------------------------------*
*        Events populated for TOP OF PAGE & USER COMAND
*---------------------------------------------------------------------*
FORM POPULATE_EVENT_EKPO.
  READ TABLE V_EVENTS INTO WA_EVENT WITH KEY NAME = 'TOP_OF_PAGE'.
  IF SY-SUBRC EQ 0.
    WA_EVENT-FORM = 'TOP_OF_PAGE'.
    MODIFY V_EVENTS FROM WA_EVENT TRANSPORTING FORM WHERE NAME =
WA_EVENT-FORM.
  ENDIF.

  ENDFORM.                    "POPULATE_EVENT

*&--------------------------------------------------------------------*
*&      Form  TOP_OF_PAGE
*&--------------------------------------------------------------------*
*       text
*---------------------------------------------------------------------*
FORM F_TOP_OF_PAGE.
  CALL FUNCTION 'REUSE_ALV_COMMENTARY_WRITE'
    EXPORTING
      IT_LIST_COMMENTARY       = IT_LISTHEADER
*    i_logo                   =
*    I_END_OF_LIST_GRID       =
            .

ENDFORM.                    "TOP_OF_PAGE

*&--------------------------------------------------------------------*
*&      Form  USER_COMMAND
*&--------------------------------------------------------------------*
*       text
*---------------------------------------------------------------------*
*      -->R_UCOMM    text
*      -->,          text
*      -->RS_SLEFIELDtext
*---------------------------------------------------------------------*

*retreiving values from the database table ekko
FORM DATA_RETRIEVAL_EKPO.
SELECT EBELN EBELP MATNR MENGE MEINS NETPR FROM EKPO INTO TABLE IT_EKPO.
ENDFORM.

FORM BUILD_LISTHEADER_EKPO USING I_LISTHEADER TYPE SLIS_T_LISTHEADER.
DATA: HLINE1 TYPE SLIS_LISTHEADER.
HLINE1-TYP = 'H'.
HLINE1-INFO = 'CHECKING PGM'.
ENDFORM.


FORM DISPLAY_ALV_EKPO.
CALL FUNCTION 'REUSE_ALV_GRID_DISPLAY'
 EXPORTING
*   I_INTERFACE_CHECK                 = ' '
*   I_BYPASSING_BUFFER                = ' '
*   I_BUFFER_ACTIVE                   = ' '
   I_CALLBACK_PROGRAM                = V_REPID
*   I_CALLBACK_PF_STATUS_SET          = ' '
*   I_CALLBACK_USER_COMMAND           = 'F_USER_COMMAND'
   I_CALLBACK_TOP_OF_PAGE            = 'TOP_OF_PAGE'
*   I_CALLBACK_HTML_TOP_OF_PAGE       = ' '
*   I_CALLBACK_HTML_END_OF_LIST       = ' '
*   I_STRUCTURE_NAME                  =
*   I_BACKGROUND_ID                   = ' '
   I_GRID_TITLE                      = I_TITLE_EKPO
*   I_GRID_SETTINGS                   =
*   IS_LAYOUT                         =
   IT_FIELDCAT                       = I_FIELDCAT[]
*   IT_EXCLUDING                      =
*   IT_SPECIAL_GROUPS                 =
*   IT_SORT                           =
*   IT_FILTER                         =
*   IS_SEL_HIDE                       =
*   I_DEFAULT                         =
   I_SAVE                            = 'A'
*   IS_VARIANT                        =
   IT_EVENTS                         = V_EVENTS
  TABLES
    T_OUTTAB                          = IT_EKPO
 EXCEPTIONS
   PROGRAM_ERROR                     = 1
   OTHERS                            = 2
          .
IF SY-SUBRC <> 0.
* MESSAGE ID SY-MSGID TYPE SY-MSGTY NUMBER SY-MSGNO
*         WITH SY-MSGV1 SY-MSGV2 SY-MSGV3 SY-MSGV4.
ENDIF.
ENDFORM.

Reward all helpfull answers

Regards

Pavan

Former Member

‎07-11-2007 8:02 AM

0 Kudos

REPORT Z_PO_ALV_R02 NO STANDARD PAGE HEADING MESSAGE-ID ZROJA.

*-----tables declaration

TABLES:EKKO.

TYPE-POOLS:SLIS.

*-----data declaration

TYPES:BEGIN OF X_EKKO,

EBELN type EKKO-EBELN, "PO Number

BUKRS type EKKO-BUKRS, "Company code

BSART type EKKO-BSART, "Purchasing Document type

LIFNR type EKKO-LIFNR, "Vendor

SPRAS type EKKO-SPRAS, "Language Key

ZTERM type EKKO-ZTERM, "Terms of payment key

END OF X_EKKO,

BEGIN OF X_EKPO,

EBELN type EKPO-EBELN,

EBELP type EKPO-EBELP, "Item number

WERKS type EKPO-WERKS, "Plant

MATNR type EKPO-MATNR, "Material Number

MATKL type EKPO-MATKL, "Material Group

END OF X_EKPO.

DATA:IT_EKKO TYPE STANDARD TABLE OF X_EKKO,

IT_EKPO TYPE STANDARD TABLE OF X_EKPO,

WA_EKKO TYPE X_EKKO,

WA_EKPO TYPE X_EKPO, "#EC *

IT_FIELDCAT TYPE SLIS_T_FIELDCAT_ALV,

IT_FIELDCAT1 TYPE SLIS_T_FIELDCAT_ALV,

WA_FIELDCAT TYPE SLIS_FIELDCAT_ALV,

WA_FIELDCAT1 TYPE SLIS_FIELDCAT_ALV.

*-----Selection-screen design

SELECTION-SCREEN BEGIN OF BLOCK B1.

SELECT-OPTIONS:S_EBELN FOR EKKO-EBELN.

SELECTION-SCREEN END OF BLOCK B1.

*-----SELECTION-SCREEN VALIDATION

AT SELECTION-SCREEN.

SELECT EBELN

FROM EKKO

INTO TABLE IT_EKKO

WHERE EBELN IN S_EBELN.

*-----if there are no values display an error

IF SY-SUBRC NE 0.

MESSAGE E009.

ENDIF.

*-----Data retrieval

START-OF-SELECTION.

*-----retrieving data from the PO header

SELECT EBELN BUKRS BSART LIFNR SPRAS ZTERM

FROM EKKO

INTO TABLE IT_EKKO

WHERE EBELN IN S_EBELN.

*-----if there are no records display an error

IF SY-SUBRC NE 0.

MESSAGE E003.

ENDIF.

*-----Field catalog for the PO Header

REFRESH IT_FIELDCAT[].

WA_FIELDCAT-COL_POS = '1'.

WA_FIELDCAT-FIELDNAME = 'EBELN'.

WA_FIELDCAT-TABNAME = 'IT_EKKO'.

WA_FIELDCAT-KEY = 'X'.

WA_FIELDCAT-HOTSPOT = 'X'.

WA_FIELDCAT-REF_FIELDNAME = 'EBELN'.

WA_FIELDCAT-REF_TABNAME = 'EKKO'.

APPEND WA_FIELDCAT TO IT_FIELDCAT.

CLEAR WA_FIELDCAT.

WA_FIELDCAT-COL_POS = '2'.

WA_FIELDCAT-FIELDNAME = 'BUKRS'.

WA_FIELDCAT-TABNAME = 'IT_EKKO'.

WA_FIELDCAT-REF_FIELDNAME = 'BUKRS'.

WA_FIELDCAT-REF_TABNAME = 'EKKO'.

APPEND WA_FIELDCAT TO IT_FIELDCAT.

CLEAR WA_FIELDCAT.

WA_FIELDCAT-COL_POS = '3'.

WA_FIELDCAT-FIELDNAME = 'BSART'.

WA_FIELDCAT-TABNAME = 'IT_EKKO'.

WA_FIELDCAT-REF_FIELDNAME = 'BSART'.

WA_FIELDCAT-REF_TABNAME = 'EKKO'.

APPEND WA_FIELDCAT TO IT_FIELDCAT.

CLEAR WA_FIELDCAT.

WA_FIELDCAT-COL_POS = '4'.

WA_FIELDCAT-FIELDNAME = 'LIFNR'.

WA_FIELDCAT-TABNAME = 'IT_EKKO'.

WA_FIELDCAT-REF_FIELDNAME = 'LIFNR'.

WA_FIELDCAT-REF_TABNAME = 'EKKO'.

APPEND WA_FIELDCAT TO IT_FIELDCAT.

CLEAR WA_FIELDCAT.

WA_FIELDCAT-COL_POS = '5'.

WA_FIELDCAT-FIELDNAME = 'SPRAS'.

WA_FIELDCAT-TABNAME = 'IT_EKKO'.

WA_FIELDCAT-REF_FIELDNAME = 'SPRAS'.

WA_FIELDCAT-REF_TABNAME = 'EKKO'.

APPEND WA_FIELDCAT TO IT_FIELDCAT.

CLEAR WA_FIELDCAT.

WA_FIELDCAT-COL_POS = '6'.

WA_FIELDCAT-FIELDNAME = 'ZTERM'.

WA_FIELDCAT-TABNAME = 'IT_EKKO'.

WA_FIELDCAT-REF_FIELDNAME = 'ZTERM'.

WA_FIELDCAT-REF_TABNAME = 'EKKO'.

APPEND WA_FIELDCAT TO IT_FIELDCAT.

CLEAR WA_FIELDCAT.

*-----to display the header details

CALL FUNCTION 'REUSE_ALV_GRID_DISPLAY'

EXPORTING

I_CALLBACK_PROGRAM = SY-REPID

I_CALLBACK_USER_COMMAND = 'USER_COMMAND'

IT_FIELDCAT = IT_FIELDCAT[]

TABLES

T_OUTTAB = IT_EKKO[].

&----

*& Form USER_COMMAND

&----

  • text

----

  • -->UCOMM text

  • -->FIELD1 text

----

FORM USER_COMMAND USING UCOMM LIKE SY-UCOMM FIELD1 TYPE "#EC CALLED

SLIS_SELFIELD. "#EC *

READ TABLE IT_EKKO INTO WA_EKKO INDEX FIELD1-TABINDEX.

*-----retrieving item details from the PO Item table

SELECT EBELN EBELP WERKS MATNR MATKL

FROM EKPO

INTO TABLE IT_EKPO

WHERE EBELN = WA_EKKO-EBELN.

*-----to display an error if other than PO Number is clicked

IF SY-SUBRC NE 0.

MESSAGE E001.

ENDIF.

*-----Fieldcatalog for the PO item details

REFRESH IT_FIELDCAT1[].

WA_FIELDCAT1-COL_POS = '1'.

WA_FIELDCAT1-FIELDNAME = 'EBELN'.

WA_FIELDCAT1-TABNAME = 'IT_EKPO'.

WA_FIELDCAT1-REF_FIELDNAME = 'EBELN'.

WA_FIELDCAT1-REF_TABNAME = 'EKPO'.

APPEND WA_FIELDCAT1 TO IT_FIELDCAT1.

CLEAR WA_FIELDCAT1.

WA_FIELDCAT1-COL_POS = '2'.

WA_FIELDCAT1-FIELDNAME = 'EBELP'.

WA_FIELDCAT1-TABNAME = 'IT_EKPO'.

WA_FIELDCAT1-REF_FIELDNAME = 'EBELP'.

WA_FIELDCAT1-REF_TABNAME = 'EKPO'.

APPEND WA_FIELDCAT1 TO IT_FIELDCAT1.

CLEAR WA_FIELDCAT1.

WA_FIELDCAT1-COL_POS = '3'.

WA_FIELDCAT1-FIELDNAME = 'WERKS'.

WA_FIELDCAT1-TABNAME = 'IT_EKPO'.

WA_FIELDCAT1-REF_FIELDNAME = 'WERKS'.

WA_FIELDCAT1-REF_TABNAME = 'EKPO'.

APPEND WA_FIELDCAT1 TO IT_FIELDCAT1.

CLEAR WA_FIELDCAT1.

WA_FIELDCAT1-COL_POS = '4'.

WA_FIELDCAT1-FIELDNAME = 'MATNR'.

WA_FIELDCAT1-TABNAME = 'IT_EKPO'.

WA_FIELDCAT1-REF_FIELDNAME = 'MATNR'.

WA_FIELDCAT1-REF_TABNAME = 'EKPO'.

APPEND WA_FIELDCAT1 TO IT_FIELDCAT1.

CLEAR WA_FIELDCAT1.

WA_FIELDCAT1-COL_POS = '5'.

WA_FIELDCAT1-FIELDNAME = 'MATKL'.

WA_FIELDCAT1-TABNAME = 'IT_EKPO'.

WA_FIELDCAT1-REF_FIELDNAME = 'MATKL'.

WA_FIELDCAT1-REF_TABNAME = 'EKPO'.

APPEND WA_FIELDCAT1 TO IT_FIELDCAT1.

CLEAR WA_FIELDCAT1.

*-----to display the item details

CALL FUNCTION 'REUSE_ALV_GRID_DISPLAY'

EXPORTING

I_CALLBACK_PROGRAM = SY-REPID

IT_FIELDCAT = IT_FIELDCAT1[]

TABLES

T_OUTTAB = IT_EKPO[].

ENDFORM. "user_command_form