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*&---------------------------------------------------------------------*
*& Report  ZZ_22038_22098_002                                          *
*&                                                                     *
*&---------------------------------------------------------------------*
*& This is an Interactive ALV report, where on line slection we can see
*&  the secondry list
*&
*&                                                                     *
*&---------------------------------------------------------------------*

REPORT  ZZ_22038_22098_002 NO STANDARD PAGE HEADING LINE-SIZE 650
MESSAGE-ID ZZ_9838                      .

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