Re: PRTF Overflow

["Peter Dow" <pcdow@xxxxxxxxx>]

Good point.

----- Original Message -----
From: Simon Coulter <shc@flybynight.com.au>
To: <RPG400-L@midrange.com>
Sent: Saturday, December 11, 1999 3:25 AM
Subject: Re: PRTF Overflow


>
> Hello Peter,
>
> It doesn't matter if the groups are fixed sizes or not.  The real problem
is that the program
> cannot assume the page length.  If I follow your example and someone
alters the page size of
> the printer file used by my program I will have groups of records spanning
pages because the
> rules changed.  Anytime you are printing blocks of records you should use
the feedback area
> because things can change outside your program -- and your program should
still cope -- belts
> and braces -- bug-free and all that!
>
> Regards,
> Simon Coulter.
>
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> file://--- forwarded
letter -------------------------------------------------------
> > X-Mailer: Microsoft Outlook Express 5.00.2314.1300
> > Date: Fri, 10 Dec 1999 18:53:03 -0800
> > From: "Peter Dow" <pcdow@yahoo.com>
> > To: RPG400-L@midrange.com
> > Reply-To: RPG400-L@midrange.com
> > Subject: PRTF Overflow
>
> >
> > It depends upon the application. If you are always printing a fixed
number
> > of lines in each block, then the overflow indicator method will work
fine as
> > long as you adjust the overflow line on the printer file.
> >
> > If it's a variable number of lines per printed block, then the file
feedback
> > method is required.
> >
> > Peter Dow
> > Dow Software Services, Inc.
> > 909 425-0194 voice
> > 909 425-0196 fax
> >
> > From: Simon Coulter <shc@flybynight.com.au>
> > > Simply relying on the overflow indicator fails when you require all
lines
> > in a group to be on
> > > the same page.  Your example makes assumptions about the page size.
If
> > the page size is
> > > changed to 15 your code will allow the last group of 10 to span two
pages
> > which is exactly what
> > > the other appends are trying to avoid.
> > >
> > > Using the file feedback area allows the program to determine the
actual
> > number of lines
> > > available on the page, and use the current line to determine whether
the
> > data to print will fit
> > > before the end of the page.  If so, print the block, if not, skip to a
new
> > page and print the
> > > block.
> >
>
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