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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_dialogEXPORTINGwindow_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_filenameCHANGINGfilename             = lv_filenamepath                 = lv_pathfullpath             = gv_fullpathEXCEPTIONScntl_error           = 1error_no_gui         = 2not_supported_by_gui = 3OTHERS               = 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'EXPORTINGpercentage = 0text       = 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 wwwdataINTO CORRESPONDING FIELDS OF lo_objdataWHERE srtf2    = 0AND 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_OBJECTEXPORTINGkey         = lo_objdatadestination = ls_destinationIMPORTINGrc          = 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.