Date: Mon, 2 Dec 1996 07:46:01 -0500 (EST)
From: Glen Miner <gminer AT Newbridge DOT COM>
To: Bill Currie <billc AT blackmagic DOT tait DOT co DOT nz>
cc: djgpp AT delorie DOT com
Subject: Re: Djgpp and Windoze Refresh
In-Reply-To: <32A2D75D.39DC@blackmagic.tait.co.nz>
Message-ID: <Pine.SUN.3.90.961202074442.9589B-100000@coop10>
MIME-Version: 1.0
Content-Type: TEXT/PLAIN; charset=US-ASCII


> > Is there any way for me to detect this? Does win95 raise any kind of
> > "refresh" signal that I can detect? I don't really want to do a
> > "video-memory" sanity poll; that would really suck.
> 
> This is gleened from Ralf Brown's iterrutp list:
> 
> t--------W-2F4006-----------------------------
> INT 2F C - Windows 3.x - SWITCHING DOS TO FOREGROUND
>         AX = 4006h
> Note:   called by Windows when the DOS box is about to be placed in the
>           foreground and the video driver should restore any necessary
> state
>           information (this may be called only in Standard mode)
> SeeAlso: AX=4002h,AX=4005h
> 
> I haven't tried these out, but I imagine all you have to do is hook the
> int 2f interrupt.  Hooking the rm int should work if hooking the pm int
> doesn't

Oh wow! I'm getting right on it! This is just what I'm looking for...
Thanks alot!

Peace
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