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注意：生成PDF时，Smartform中的参数  control_parameters-getotf = 'X'. 必须

*&---------------------------------------------------------------------*

*& REPORT       ZHARPO_010

*&

*&---------------------------------------------------------------------*

*&

*& Smartform生成PDF，可设置不显示Smartform打印窗口

*&---------------------------------------------------------------------*

REPORT zharpo_010 NO STANDARD PAGE HEADING.

TABLES rlgrap.

DATA fm_name TYPE rs38l_fnam.

DATA control_parameters TYPE ssfctrlop.

DATA job_output_info    TYPE ssfcrescl.

DATA job_output_options TYPE ssfcresop.

DATA itab TYPE TABLE OF bkpf.

DATA BEGIN OF pdf OCCURS 10.

        INCLUDE STRUCTURE tline.

DATA END OF pdf.

DATA len TYPE i.  "PDF文件大小

PARAMETERS filename TYPE rlgrap-filename.

AT SELECTION-SCREEN ON VALUE-REQUEST FOR filename.

  PERFORM f4_file_save CHANGING filename.

START-OF-SELECTION.

  SELECT bukrs belnr bldat

    UP TO 300 ROWS

    INTO CORRESPONDING FIELDS OF TABLE itab

    FROM bkpf.

  control_parameters-getotf    = 'X'.   "此参数必须，否则不会导出PDF而直接显示smartform

  control_parameters-no_close  = ' '.

  control_parameters-no_dialog = 'X'.   "不显示打印对话框

  CALL FUNCTION 'SSF_FUNCTION_MODULE_NAME'

    EXPORTING

      formname           = 'ZHARPO_001'

    IMPORTING

      fm_name            = fm_name

    EXCEPTIONS

      no_form            = 1

      no_function_module = 2

      OTHERS             = 3.

  CHECK: sy-subrc = 0.

  CALL FUNCTION fm_name

    EXPORTING

      control_parameters = control_parameters

    IMPORTING

      job_output_info    = job_output_info

      job_output_options = job_output_options

    TABLES

      itab2              = itab

    EXCEPTIONS

      formatting_error   = 1

      internal_error     = 2

      send_error         = 3

      user_canceled      = 4

      OTHERS             = 5.

  CHECK: sy-subrc = 0.

* convert smartforms to PDF

  CALL FUNCTION 'CONVERT_OTF'

    EXPORTING

      format                = 'PDF'

    IMPORTING

      bin_filesize          = len

    TABLES

      otf                   = job_output_info-otfdata

      lines                 = pdf

    EXCEPTIONS

      err_max_linewidth     = 1

      err_format            = 2

      err_conv_not_possible = 3

      OTHERS                = 4.

  CHECK: sy-subrc = 0.

  CALL FUNCTION 'WS_DOWNLOAD'

    EXPORTING

      filename            = filename

      filetype            = 'BIN'

      bin_filesize        = len

    TABLES

      data_tab            = pdf

    EXCEPTIONS

      file_open_error     = 1

      file_write_error    = 2

      invalid_filesize    = 3

      invalid_table_width = 4

      invalid_type        = 5

      no_batch            = 6

      unknown_error       = 7

      OTHERS              = 8.

  IF sy-subrc <> 0.

    MESSAGE 'ERROR!' TYPE 'E'.

  ENDIF.

*&---------------------------------------------------------------------*

*&      Form  F4_FILE_SAVE

*&---------------------------------------------------------------------*

*       text

*----------------------------------------------------------------------*

*      <--P_FILENAME  text

*----------------------------------------------------------------------*

FORM f4_file_save  CHANGING p_file.

  DATA: l_file TYPE string.

  DATA: l_path TYPE string.

  DATA: l_fullpath TYPE string.

  l_file = p_file.

  CALL METHOD cl_gui_frontend_services=>file_save_dialog

    EXPORTING

      default_file_name    = l_file

      initial_directory    = l_path

    CHANGING

      filename             = l_file

      path                 = l_path

      fullpath             = l_fullpath

    EXCEPTIONS

      cntl_error           = 1

      error_no_gui         = 2

      not_supported_by_gui = 3

      OTHERS               = 4.

  IF sy-subrc = 0.

    p_file = l_fullpath.

  ELSE.

  ENDIF.

ENDFORM.                    " F4_FILE_OPEN