Subject: Re: GRX printing library
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Date: Sun, 16 Jun 2002 14:14:54 -0400
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Thread-Topic: GRX printing library
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From: "Alex" <alex AT compuweigh DOT com>
To: <djgpp AT delorie DOT com>
Cc: <pavenis AT lanet DOT lv>
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Reply-To: djgpp AT delorie DOT com

OK, that explains it.
Thanks for letting me know, otherwise I would spend a lot of time
figuring it out myself.

Alex

"Andris Pavenis" <pavenis AT lanet DOT lv> wrote in message
news:<Pine DOT A41 DOT 4 DOT 05 DOT 10206151124000 DOT 9930-100000 AT ieva06>...
> 
> 
> On Fri, 14 Jun 2002, Alex Oleynikov wrote:
> 
> > Hi everybody,
> > 
> > I've got a question on using the printing library which comes as a
> > contributed package to the GRX library.
> > It looks like when this printing library is used it invalidates the
current
> > device driver of the GRX and creates a new "memory" driver to do
printing.
> > The simple program to test printing that comes with the library
works OK,
> > since there are no other programs using GRX at that moment, but if
you try
> > to invoke printing routines from a GUI environment residing on GRX
it
> > immediately crashes (I use MGUI with VESA driver, but I think any
other GUI
> > would behave similarly, when its primary driver is gone).
> > Is there a way to have multiple device drivers in GRX simultaneously
, so
> > using one does not affect others?
> 
> Unfortunatelly not now. Initially I wanted to have the same printing
> support I had with ancient Borland C++ 3.1 and printer BGI driver from
> Ulrich von Bassevitz, therefore I asked him for sources and used some
> parts of them to write GRX printing support. As far as I remember
there
> were limitation that one cannot have GRX context with different depth
> simultaneusly. Printing support in GRX is rather ugly hack and I don't
> have plans to do anything there in nearest future. 
> 
> Andris
>  
> 
> 
>