Re: EXFMT with a timer

very interesting...

maybe i have a use for it for some customers if they are very good behaving
till next christmas...  :-))

internet is great, discussion groups like this, too. Because of people like
you, Thanks a lot!

----- Original Message -----
From: "Scott Klement" <infosys@klements.com>
To: <RPG400-L@midrange.com>
Sent: Wednesday, January 12, 2000 10:55 PM
Subject: Re: EXFMT with a timer


> Hi Chris,
>
> You may be able to make this work just by adding an OVRDSPF to
> your program...   something like:
>
> OVRDSPF FILE(xxxx) WAITRCD(30)
>
> You'll then have this timeout on every screen in that display file,
> however, which may not be what you want.
>
>
> What I prefer to do, in these situations however, is to attach a
> data queue to the screen, and then wait for data on the data queue.
> Its more flexible, and allows the program to respond to more
> different events than just the timeout.
>
> This is a bit more work to program, however.  You need to:
>
> 1) Put the "INVITE" and "FRCDTA" DDS keywords into your displayfile.
> 2) Create a data queue with a rec length of at least 80 bytes.
> 3) Use OVRDSPF to attach the data queue to your screen.
> 4) do a "WRITE" to your screen to make it display.
> 5) Wait for data on the data queue.  You can specify a timeout
>       value of 30 seconds waiting for data, or you can specify a
>       timeout of -1 to make it wait forever. (so each screen can be
>       waiting a different amount of time)
> 6) Check to see if you got data from the data queue from the screen
>       (or possibly from another source, if desired)
> 7) If you did get data from the screen, do a READ to load whatever
>       the user typed.
>
> If an example would be helpful, let me know...
>
>
> "Chris Beck" <CBeck@good-sam.com> wrote:
> >
> > I have a program that when a user presses F10 a Window pops up askin
> >  for data.  Which is done by a  exfmt.   Then they want the window t
> >  disappear after 30 seconds if they don't put in any information.
> >
> > Is This even possible, because a EXFMT waits for you do something?
> >
> > Thanks
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