REPORT ZJ_TE2.
* DATA: 2015/01/05 BY:CHARLES
* 描述: 很多事情 不要只了解 还需要去做
* 深入 了解 上传 和 下载的设置


DATA: BEGIN OF GT_DATA OCCURS 0,
  V1(10) TYPE C,
  V2(10) TYPE C,
  V3(10) TYPE C,
  END OF GT_DATA.

DATA: LT_ITAB_CONTENT TYPE TABLE OF ALSMEX_TABLINE,
      LS_ITAB_CONTENT LIKE LINE OF  LT_ITAB_CONTENT.


DATA : L_INTERN TYPE KCDE_CELLS OCCURS 0 WITH HEADER LINE.


SELECTION-SCREEN BEGIN OF BLOCK B1 WITH FRAME TITLE TEXT-001.

PARAMETERS: P_FILE LIKE RLGRAP-FILENAME  OBLIGATORY.

SELECTION-SCREEN END OF BLOCK B1.


AT SELECTION-SCREEN ON VALUE-REQUEST FOR P_FILE.

  PERFORM GET_FILE1.

  "PERFORM GET_FILE2.  "效果一样

START-OF-SELECTION.

  "PERFORM GET_DATA1.
  PERFORM GET_DATA2.    "和上面的效果一样

*&---------------------------------------------------------------------*
*&      Form  get_data
*&---------------------------------------------------------------------*
*       text
*----------------------------------------------------------------------*
FORM GET_DATA1.


  CALL FUNCTION 'ALSM_EXCEL_TO_INTERNAL_TABLE'
    EXPORTING
      FILENAME                = P_FILE
      I_BEGIN_COL             = 1        "upload的Excel的起始列
      I_BEGIN_ROW             = 1        "upload的Excel的起始行
      I_END_COL               = 100      "upload的Excel的终止列
      I_END_ROW               = 9999     "最多四位
    TABLES
      INTERN                  = LT_ITAB_CONTENT
    EXCEPTIONS
      INCONSISTENT_PARAMETERS = 1
      UPLOAD_OLE              = 2
      OTHERS                  = 3.

ENDFORM.                    "get_data



*&---------------------------------------------------------------------*
*&      Form  get_data2
*&---------------------------------------------------------------------*
*       text
*----------------------------------------------------------------------*
FORM GET_DATA2.

  CALL FUNCTION 'KCD_EXCEL_OLE_TO_INT_CONVERT'
    EXPORTING
      FILENAME    = P_FILE
      I_BEGIN_COL = 1
      I_BEGIN_ROW = 1
      I_END_COL   = 256
      I_END_ROW   = 65536
    TABLES
      INTERN      = L_INTERN.

  BREAK-POINT.

ENDFORM .                   "get_data2

*&---------------------------------------------------------------------*
*&      Form  file
*&---------------------------------------------------------------------*
*       text
*----------------------------------------------------------------------*
FORM GET_FILE1.
  CALL FUNCTION 'WS_FILENAME_GET'
    EXPORTING
      DEF_FILENAME = '*.*'
      MASK         = ',*.*,*.*.'
      MODE         = '0'
      TITLE        = '本地计算机文件'
    IMPORTING
      FILENAME     = P_FILE
    EXCEPTIONS
      OTHERS       = 8.
  IF SY-SUBRC <> 0.
    WRITE: / 'Err : WS_FILENAME_GET'.
    CLEAR P_FILE.
  ENDIF.
ENDFORM.                    "file'


*&---------------------------------------------------------------------*
*&      Form  GET_FILE2
*&---------------------------------------------------------------------*
*       text
*----------------------------------------------------------------------*
FORM GET_FILE2.
  
    
  data:l_file type String ,
        lf_rc type c.
  
  call function 'F4_FILENAME'  "文件选择框
    exporting
      program_name  = syst-cprog
      dynpro_number = syst-dynnr
      field_name    = ''
    importing
      file_name     = P_FILE.

   l_file = P_FILE.
   call method cl_gui_frontend_services=>file_exist   "判断物理文件是否存在
    exporting
      file                 = l_file
    receiving
      result               = lf_rc
    exceptions
      cntl_error           = 1
      error_no_gui         = 2
      wrong_parameter      = 3
      not_supported_by_gui = 4
      others               = 5.

  if lf_rc <> 'X'.
    " message e000(oo) with 'The file is not exist'.
    message e000(oo) with '该文件不存在'.
  endif.
  
  
  
ENDFORM.                    "GET_FILE2

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