Path: utzoo!news-server.csri.toronto.edu!cs.utexas.edu!helios!bcm!dimacs.rutgers.edu!rutgers!usc!alhena.usc.edu!ajayshah
From: ajayshah@alhena.usc.edu (Ajay Shah)
Newsgroups: comp.lang.pascal
Subject: Re: TP6, mice and Herc Graphics Adapters
Message-ID: <30799@usc>
Date: 5 Mar 91 22:53:27 GMT
References: <26198@adm.brl.mil>
Sender: news@usc
Organization: University of Southern California, Los Angeles, CA
Lines: 23
Nntp-Posting-Host: alhena.usc.edu

In article <26198@adm.brl.mil> MASON@qucdnee1.bitnet writes:
>A student of mine is running into a problem with the Mouse pointer in
>Herc Graphics mode and would appreciate the following information:
>
>"I would like to know how to make the Microsoft mouse driver recognize
>that TP6.0 has switched to graphics mode on a Hercules Graphics
>Adapter.  I have determined that InitGraph bypasses the BIOS by
>programming the CRT controller directly, disabling the mouse driver's
>ability to detect video mode changes."

How about a crude option: write a little InitGraph which goes
through BIOS.  Call this routine *after* calling InitGraph, so he
gets to initialise BGI data structrues etc.

Once in graphics mode, you can freely use BGI.

Would this work?

-- 
_______________________________________________________________________________
Ajay Shah, (213)734-3930, ajayshah@usc.edu
                              The more things change, the more they stay insane.
_______________________________________________________________________________