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"Auto-Refreshing" in a report



 
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PostPosted: Mon Feb 25, 2008 1:06 pm    Post subject: "Auto-Refreshing" in a report Reply with quote

Code:
report zexp_autorefresh.title
***********************************************
* Report showing a technique for autorefreshing
*
*   This is freeware. Please read the terms of use.
*   Written by Urs Rohner, Rohner IT Consulting & Engineering
*
*   Contact Author: Urs Rohner
***********************************************

* Parameters:
  parameters:
    t type i default 10.   " refresh time in seconds

* Globals
  data:
    i type i.              " refresh counter


* P A I ( )
  start-of-selection.
    write / sy-lsind.
    set user-command 'KICK'.

  at user-command.
    case sy-ucomm.
      when 'KICK'.
        add 1 to i.
        write / i.
        subtract 1 from sy-lsind.
        call function 'DUMMY'
          starting new task 'foo' performing kick on end of task.
      when others.
    endcase.


* Coroutines
  form kick using taskname.
    set user-command 'KICK'.
    perform delay using t.
  endform.


  form delay using t type i.
    " delay for t seconds w/o CPU load
    call function 'ENQUE_SLEEP'
    exporting  seconds        = t
    exceptions system_failure = 01.
  endform.
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