REPORT z_alv_list_block_2.
*---------------------------------------------------------------------*
* Demo of FM REUSE_ALV_LIST_DISPLAY - Several Lists                   *
*---------------------------------------------------------------------*
* Author : Michel PIOUD                                               *
* Email : mpioud@yahoo.fr  HomePage : http://www.geocities.com/mpioud *
*---------------------------------------------------------------------*
* Macro definition
DEFINE m_fieldcat.
  ls_fieldcat-fieldname = &1.
  ls_fieldcat-ref_tabname = &2.
  append ls_fieldcat to lt_fieldcat.
END-OF-DEFINITION.

DEFINE m_sort.
  ls_sort-fieldname = &1.
  ls_sort-up        = 'X'.
  append ls_sort to lt_sort.
END-OF-DEFINITION.

TYPE-POOLS: slis.                      " ALV Global types

SELECTION-SCREEN :
  SKIP, BEGIN OF LINE,COMMENT 5(27) v_1 FOR FIELD p_max.    "#EC NEEDED
PARAMETERS p_max(2) TYPE n DEFAULT '02' OBLIGATORY.
SELECTION-SCREEN END OF LINE.

DATA:
  gs_layout TYPE slis_layout_alv,
* 1st Table
  BEGIN OF gt_kna1 OCCURS 0,           " Data displayed
    kunnr LIKE kna1-kunnr,             " Customer number
    ernam LIKE kna1-ernam,             " Name of Person who Created
    erdat LIKE kna1-erdat,             " Creation date
    name1 LIKE kna1-name1,             " Name 1
  END OF gt_kna1,

* 2nd Table
  BEGIN OF gt_mara OCCURS 0,
    ernam LIKE mara-ernam,             " Name of Person who Created
    matnr LIKE mara-matnr,             " Material number
    ersda LIKE mara-ersda,             " Creation date
    brgew LIKE mara-brgew,             " Gross weight
  END OF gt_mara,

* 3rd Table
  BEGIN OF gt_vbak OCCURS 0,
    vkorg LIKE vbak-vkorg,             " Sales organization
    kunnr LIKE vbak-kunnr,             " Sold-to party
    vbeln LIKE vbak-vbeln,             " Sales document
    netwr LIKE vbak-netwr,             " Net Value of the Sales Order
    waerk LIKE vbak-waerk,             " SD document currency
  END OF gt_vbak.

*---------------------------------------------------------------------*
INITIALIZATION.

  v_1 = 'Maximum of records to read'.

*---------------------------------------------------------------------*
START-OF-SELECTION.

* Read data
  SELECT * FROM kna1
             UP TO p_max ROWS
           INTO CORRESPONDING FIELDS OF TABLE gt_kna1.

  SELECT * FROM mara
             UP TO p_max ROWS
           INTO CORRESPONDING FIELDS OF TABLE gt_mara.

  SELECT * FROM vbak
             UP TO p_max ROWS
           INTO CORRESPONDING FIELDS OF TABLE gt_vbak.

  PERFORM f_display_data.

*---------------------------------------------------------------------*
*       FORM USER_COMMAND                                             *
*---------------------------------------------------------------------*
FORM user_command USING i_ucomm     LIKE sy-ucomm
                        is_selfield TYPE slis_selfield.     "#EC CALLED

  CASE i_ucomm.
    WHEN '&IC1'.                       " Pick
      CASE is_selfield-sel_tab_field(7).
        WHEN 'GT_MARA'.
        WHEN 'GT_KNA1'.
        WHEN 'GT_VBAK'.
          READ TABLE gt_vbak INDEX is_selfield-tabindex.
          IF sy-subrc EQ 0.
            SET PARAMETER ID 'AUN' FIELD gt_vbak-vbeln.
            CALL TRANSACTION 'VA03' AND SKIP FIRST SCREEN.
          ENDIF.
      ENDCASE.
  ENDCASE.

ENDFORM.                               " USER_COMMAND
*---------------------------------------------------------------------*
*       Form  f_display_data
*---------------------------------------------------------------------*
FORM f_display_data.

  DATA :
    ls_fieldcat TYPE slis_fieldcat_alv,
    lt_fieldcat TYPE slis_t_fieldcat_alv, " Field catalog
    ls_sort     TYPE slis_sortinfo_alv,
    lt_sort     TYPE slis_t_sortinfo_alv, " Sort table
    lt_events   TYPE slis_t_event,
    ls_event    TYPE slis_alv_event.

  gs_layout-group_change_edit = 'X'.
  gs_layout-colwidth_optimize = 'X'.
  gs_layout-zebra             = 'X'.
  gs_layout-detail_popup      = 'X'.
  gs_layout-get_selinfos      = 'X'.

* Build field catalog and sort table
  m_fieldcat  'KUNNR' 'KNA1'.
  m_fieldcat  'ERNAM' 'KNA1'.
  m_fieldcat  'ERDAT' 'KNA1'.
  m_fieldcat  'NAME1' 'KNA1'.
  m_sort  'KUNNR'.

* Build Event Table
  MOVE        'TOP_OF_PAGE'        TO ls_event-name.
  MOVE        'TOP_OF_PAGE'        TO ls_event-form.
  APPEND ls_event TO lt_events.
  MOVE        'END_OF_LIST'        TO ls_event-name.
  MOVE        'END_OF_LIST'        TO ls_event-form.
  APPEND ls_event TO lt_events.

  CALL FUNCTION 'REUSE_ALV_LIST_DISPLAY'
       EXPORTING
            i_callback_program      = sy-cprog
            i_callback_user_command = 'USER_COMMAND'
            it_fieldcat             = lt_fieldcat
            is_layout               = gs_layout
            it_events               = lt_events
            it_sort                 = lt_sort
       TABLES
            t_outtab                = gt_kna1.

ENDFORM.                               " F_DISPLAY_DATA
*---------------------------------------------------------------------*
*       FORM top_of_page                                              *
*---------------------------------------------------------------------*
FORM top_of_page.                                           "#EC CALLED

  ULINE.
  WRITE : sy-uname, sy-title(56) CENTERED, sy-datum.
  ULINE.

ENDFORM.                               " TOP_OF_PAGE
*---------------------------------------------------------------------*
*       FORM End_of_list                                              *
*---------------------------------------------------------------------*
FORM end_of_list.                                           "#EC CALLED

  DATA :
    ls_fieldcat TYPE slis_fieldcat_alv,
    lt_fieldcat TYPE slis_t_fieldcat_alv, " Field catalog
    ls_sort     TYPE slis_sortinfo_alv,
    lt_sort     TYPE slis_t_sortinfo_alv, " Sort table
    lt_events   TYPE slis_t_event,
    ls_event    TYPE slis_alv_event.

* Build field catalog and sort table
  m_fieldcat 'MATNR' 'MARA'.
  m_fieldcat 'ERNAM' 'MARA'.
  m_fieldcat 'ERSDA' 'MARA'.
  m_fieldcat 'BRGEW' 'MARA'.
  m_sort 'MATNR'.

* Build Event Table
  MOVE 'END_OF_LIST'   TO ls_event-name.
  MOVE 'END_OF_LIST_2' TO ls_event-form.
  APPEND ls_event TO lt_events.

  gs_layout-list_append = 'X'.

  CALL FUNCTION 'REUSE_ALV_LIST_DISPLAY'
       EXPORTING
            i_callback_program = sy-cprog
            it_fieldcat        = lt_fieldcat
            is_layout          = gs_layout
            it_sort            = lt_sort
            it_events          = lt_events
       TABLES
            t_outtab           = gt_mara.

ENDFORM.                               " END_OF_LIST
*---------------------------------------------------------------------*
*       FORM End_of_list_2                                            *
*---------------------------------------------------------------------*
FORM end_of_list_2.                                         "#EC CALLED

  DATA :
    ls_fieldcat TYPE slis_fieldcat_alv,
    lt_fieldcat TYPE slis_t_fieldcat_alv, " Field catalog
    ls_sort     TYPE slis_sortinfo_alv,
    lt_sort     TYPE slis_t_sortinfo_alv, " Sort table
    lt_events   TYPE slis_t_event,
    ls_event    TYPE slis_alv_event.

* Build field catalog and sort table
  m_fieldcat 'VBELN' 'VBAK'.
  m_fieldcat 'VKORG' 'VBAK'.
  m_fieldcat 'KUNNR' 'VBAK'.
  m_fieldcat 'NETWR' 'VBAK'.
  m_fieldcat 'WAERK' 'VBAK'.
  m_sort 'VBELN'.

* Build Event Table
  MOVE 'TOP_OF_PAGE' TO ls_event-name.
  MOVE 'TOP_OF_PAGE' TO ls_event-form.
  APPEND ls_event TO lt_events.

  gs_layout-list_append = 'X'.

  CALL FUNCTION 'REUSE_ALV_LIST_DISPLAY'
       EXPORTING
            i_callback_program = sy-cprog
            it_fieldcat        = lt_fieldcat
            is_layout          = gs_layout
            it_sort            = lt_sort
            it_events          = lt_events
       TABLES
            t_outtab           = gt_vbak.

ENDFORM.                               " END_OF_LIST_2
************* END OF PROGRAM Z_ALV_LIST_BLOCK_2 **********************