REUSE_ALV_POPUP_TO_SELECT使用技巧

TYPE-POOLS slis.
  DATA: selec  TYPE slis_selfield,
        l_exit TYPE c.
  DATA: lv_repid TYPE sy-repid.


  lv_repid = sy-repid.
  CONCATENATE sy-title '檢查異動類型+異動指示碼+特殊庫存是否與ZCO011相同' INTO gv_title.

  REFRESH gt_msg.
  CLEAR:  gs_msg,gt_msg.
  SELECT *
    INTO TABLE @gt_matdoc
    FROM matdoc
   WHERE budat BETWEEN @gv_start_date AND @gv_end_date
     AND bukrs EQ @p_bukrs
     AND mjahr = @gv_start_date+0(4)
     AND werks IN @s_werks
     AND matnr IN @s_matnr
     AND lgort IN @s_lgort.

  SELECT * FROM zco011 INTO TABLE gt_zco011.
  SORT gt_zco011 BY kokrs bwart kzbew sobkz.
  LOOP AT gt_matdoc.
    READ TABLE gt_zco011 INTO DATA(ls_zco011) WITH KEY bwart = gt_matdoc-bwart
                                                       kzbew = gt_matdoc-kzbew
                                                       sobkz = gt_matdoc-sobkz
                                                       BINARY SEARCH.
    IF sy-subrc <> 0.
      IF gt_matdoc-bwart = '561' OR gt_matdoc-bwart = '562'. "開帳MVT不納入
      ELSE.
        CONCATENATE '異動類型:' gt_matdoc-bwart
                    ',異動指示碼:' gt_matdoc-kzbew
                    ',特殊庫存指示碼:' gt_matdoc-sobkz
                    ',不存在設定檔中' INTO gs_msg-msg.
        COLLECT gs_msg INTO gt_msg.
        CLEAR gs_msg.
      ENDIF.
    ENDIF.
  ENDLOOP.

  LOOP AT gt_msg ASSIGNING FIELD-SYMBOL(<lf_msg>).
    <lf_msg>-num = sy-tabix.
  ENDLOOP.


  IF gt_msg[] IS NOT INITIAL.
    CALL FUNCTION 'REUSE_ALV_POPUP_TO_SELECT'
      EXPORTING
        i_title            = gv_title "'SELECT MATERIAL'
        i_tabname          = 'GT_MSG'
        i_structure_name   = 'SLS_MSGS'
        i_callback_program = lv_repid
**i_callback_user_command = 'USER_COMMAND'
      IMPORTING
        es_selfield        = selec
        e_exit             = l_exit
      TABLES
        t_outtab           = gt_msg.
*    CALL FUNCTION 'SLS_MISC_SHOW_MESSAGE_TAB'
*      TABLES
*        p_messages           = gt_msg[]
*      EXCEPTIONS
*        no_messages_provided = 1
*        OTHERS               = 2.
  ELSE.
    MESSAGE i001(00) WITH '本期:異動類型+異動指示碼+特殊庫存與ZCO011設定一致.'.
    LEAVE LIST-PROCESSING.
  ENDIF.