SAP ABAP EXCEL 下载模板并导入

具体参考：
ABAP EXCEL 下载摸板

获取数据模板文件路径

FORM fm_get_filepath .

  DATA: lv_filename TYPE string,
        lv_path     TYPE string,
        lv_fullpath TYPE string,
        lv_title    TYPE string.


  co_objid = 'ZMMRP002'.

  CONCATENATE  co_objid '-' sy-datum  sy-uzeit INTO lv_title .
  CALL METHOD cl_gui_frontend_services=>file_save_dialog
    EXPORTING
      window_title         = '模板保存为EXCEL'
      default_extension    = 'xls'
      default_file_name    = lv_title
*     file_filter          = '.xls'
      file_filter          = 'Excel 文件 (*.XLS)'
      initial_directory    = 'D:/'
*     DEFAULT_FILE_NAME    = p_filename
    CHANGING
      filename             = lv_filename
      path                 = lv_path
      fullpath             = gv_fullpath
    EXCEPTIONS
      cntl_error           = 1
      error_no_gui         = 2
      not_supported_by_gui = 3
      OTHERS               = 4.
  IF sy-subrc <> 0.
    STOP .
  ENDIF.

ENDFORM.

" 下载数据模板

下载功能主要调用 FM ‘DOWNLOAD_WEB_OBJECT’
传入上述定义的模板名称以及文件保存的路径
返回下载的状态

  DATA: ls_indcatortxt TYPE string,
        p_filename     TYPE sapb-sappfad.
  DATA: lo_objdata     LIKE wwwdatatab,
        lo_mime        LIKE w3mime,
        ls_destination LIKE rlgrap-filename,
        ls_objnam      TYPE string,
        li_rc          LIKE sy-subrc,
        ls_errtxt      TYPE string.

  p_filename = gv_fullpath.
  ”ABAP 进度条设置
  ls_indcatortxt = '程序正在下载模板' .
  CALL FUNCTION 'SAPGUI_PROGRESS_INDICATOR'
    EXPORTING
      percentage = 0
      text       = ls_indcatortxt.
  CONCATENATE co_objid '.XLS' INTO ls_objnam.
  CONDENSE ls_objnam NO-GAPS.
 	 "判断模板文件是否存在
  SELECT SINGLE relid objid FROM wwwdata
    INTO CORRESPONDING FIELDS OF lo_objdata
    WHERE srtf2    = 0
    AND relid    = 'MI'
    AND objid    = co_objid .
  IF sy-subrc NE 0 OR lo_objdata-objid EQ space .
    CONCATENATE '模板文件：' ls_objnam '不存在，请用TCODE：SMW0进行加载' INTO ls_errtxt.
    MESSAGE ls_errtxt  TYPE  'E' .
  ENDIF.
	"下载文件功能"
  ls_destination   = gv_fullpath.
  CALL FUNCTION 'DOWNLOAD_WEB_OBJECT
    EXPORTING
      key         = lo_objdata
      destination = ls_destination
    IMPORTING
      rc          = li_rc.
  IF li_rc NE 0.
    CONCATENATE '模板文件：' ls_objnam '下载失败' INTO ls_errtxt.
    MESSAGE ls_errtxt TYPE 'E' .
  ENDIF.