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Группировка полей в ALV LIST по аналогии с ALV GRID



 
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PostPosted: Sat Feb 16, 2008 9:45 pm    Post subject: Группировка полей в ALV LIST по аналогии с ALV GRID Reply with quote

Code:
REPORT Z_ALV_LIST_SUBTOTAL_DEMO.

TYPE-POOLS slis.
DATA:
  gt_bseg TYPE TABLE OF bseg with header line,
  gt_fieldcatalog TYPE slis_t_fieldcat_alv,
  gs_fieldcatalog TYPE LINE OF slis_t_fieldcat_alv,
  gt_sort TYPE slis_t_sortinfo_alv,
  gs_sort TYPE LINE OF slis_t_sortinfo_alv,
  gt_events           type slis_t_event.

DATA: g_bukrs LIKE bseg-bukrs,
      g_belnr LIKE bseg-belnr,
      g_gjahr LIKE bseg-gjahr.

SELECT * FROM bseg INTO TABLE gt_bseg
  UP TO 100 ROWS.

CALL FUNCTION 'REUSE_ALV_FIELDCATALOG_MERGE'
  EXPORTING
    i_structure_name       = 'BSEG'
  CHANGING
    ct_fieldcat            = gt_fieldcatalog
  EXCEPTIONS
    inconsistent_interface = 1
    program_error          = 2
    OTHERS                 = 3.

gs_sort-spos = 1.
gs_sort-fieldname = 'BUKRS'.
gs_sort-up = 'X'.
gs_sort-subtot = 'X'.
APPEND gs_sort TO gt_sort.

gs_sort-spos = 2.
gs_sort-fieldname = 'GJAHR'.
gs_sort-up = 'X'.
gs_sort-subtot = 'X'.
APPEND gs_sort TO gt_sort.

gs_sort-spos = 3.
gs_sort-fieldname = 'BELNR'.
gs_sort-up = 'X'.
gs_sort-subtot = 'X'.
APPEND gs_sort TO gt_sort.

gs_fieldcatalog-do_sum = 'X'.

MODIFY gt_fieldcatalog FROM gs_fieldcatalog TRANSPORTING do_sum
  WHERE fieldname = 'DMBTR'.

data: l_event  type lvc_fname,
      ls_event type slis_alv_event.

call function 'REUSE_ALV_EVENTS_GET'
    exporting
      i_list_type     = 0
    importing
      et_events       = gt_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.
  else.
     read table gt_events INTO ls_event
                 with key name = 'BEFORE_LINE_OUTPUT'.
     if sy-subrc eq 0.
        concatenate 'ALV_EVENT_'
                    ls_event-name
                    into ls_event-form.
        MODIFY gt_events FROM ls_event INDEX sy-tabix.
      else.
        ls_event-name = 'BEFORE_LINE_OUTPUT'.
        concatenate 'ALV_EVENT_'
                    'BEFORE_LINE_OUTPUT'
                    into ls_event-form.
        append ls_event to gt_events.
      endif.
  endif.

data: l_callback_program type sy-cprog.

l_callback_program = sy-cprog.

CALL FUNCTION 'REUSE_ALV_LIST_DISPLAY'
  EXPORTING
    i_callback_program  = l_callback_program
    it_fieldcat   = gt_fieldcatalog
    it_sort       = gt_sort
    it_events     = gt_events
  TABLES
    t_outtab      = gt_bseg
  EXCEPTIONS
    program_error = 1
    OTHERS        = 2.

*---------------------------------------------------------------------*
*  FORM ALV_EVENT_BEFORE_LINE_OUTPUT
*---------------------------------------------------------------------*
*
*---------------------------------------------------------------------*
form ALV_EVENT_BEFORE_LINE_OUTPUT
                    using rs_lineinfo type slis_lineinfo. "#EC *

  DATA: ls_bseg LIKE LINE OF gt_bseg.

  IF rs_lineinfo-tabindex NE 0.
    IF g_bukrs NE gt_bseg-bukrs.
      g_bukrs = gt_bseg-bukrs.
    ELSE.
      CLEAR gt_bseg-bukrs.
    ENDIF.

    IF g_belnr NE gt_bseg-belnr.
      g_belnr = gt_bseg-belnr.
    ELSE.
      CLEAR gt_bseg-belnr.
    ENDIF.

    IF g_gjahr NE gt_bseg-gjahr.
      g_gjahr = gt_bseg-gjahr.
    ELSE.
      CLEAR gt_bseg-gjahr.
    ENDIF.

  ELSE.
    CLEAR: g_bukrs,
           g_belnr,
           g_gjahr.
  ENDIF.
endform.                               " ALV_EVENT_BEFORE_LINE_OUTPUT
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