smartforms 打印转成保存在本地pdf

转自：http://www.kodyaz.com/articles/sap-smartforms-download-as-smartform-pdf-using-ws_download-and-cl_gui_frontend_services.aspx

说明的很详细，代码也很明了。

• 形成一个url，保存地址
• 打开smartforms
• 执行smartforms，并返回job_output_info 类型的内表，这个smart 表接口-导出默认的
• 转换格式fm: convert_off
• 下载：fm : ws_download.

2个重要的fm及其参数:

• "转换

  DATA :

  t_otfdata TYPE ssfcrescl,

  t_pdf_tab LIKE tline OCCURS 0 WITH HEADER LINE, " SAPscript: Text Lines

  t_otf TYPE itcoo OCCURS 0 WITH HEADER LINE, " OTF Structure

  t_otf[] = t_otfdata-otfdata[].

  CALL FUNCTION 'CONVERT_OTF'

  EXPORTING

  format = 'PDF'

  max_linewidth = 132

  IMPORTING

  bin_filesize = w_bin_filesize

  TABLES

  otf = t_otf

  lines = t_pdf_tab

  EXCEPTIONS

  err_max_linewidth = 1

  err_format = 2

  err_conv_not_possible = 3

  err_bad_otf = 4.

• "下载

  DATA : lv_filename(128) TYPE c.

  lv_filename = gv_fullpath.

  CALL FUNCTION 'WS_DOWNLOAD'

  EXPORTING

  bin_filesize = w_bin_filesize

  filename = lv_filename

  filetype = 'BIN'

  TABLES

  data_tab = t_pdf_tab

  EXCEPTIONS

  file_open_error = 1

  file_write_error = 2

  invalid_filesize = 3

  invalid_type = 4

  no_batch = 5

  unknown_error = 6

  invalid_table_width = 7

  gui_refuse_filetransfer = 8

  customer_error = 9

  no_authority = 10

  OTHERS = 11.