Path: utzoo!utgpu!jarvis.csri.toronto.edu!mailrus!cs.utexas.edu!sun-barr!rutgers!mephisto!prism!cc100aa
From: cc100aa@prism.gatech.EDU (Ray Spalding)
Newsgroups: comp.sys.mac.programmer
Subject: Re: Finding the size of the screen under Multifinder/Color QD
Message-ID: <4662@hydra.gatech.EDU>
Date: 8 Jan 90 14:54:22 GMT
References: <10139@saturn.ucsc.edu> <9429@hoptoad.uucp> <1102@urbana.mcd.mot.com> <10164@saturn.ucsc.edu> <9490@hoptoad.uucp> <1990Jan5.234652.4485@santra.uucp> <9530@hoptoad.uucp>
Reply-To: cc100aa@prism.gatech.EDU (Ray Spalding)
Organization: Georgia Institute of Technology
Lines: 18

In article <9530@hoptoad.uucp> tim@hoptoad.UUCP (Tim Maroney) writes:
>Nope.  The OpenPort strategy doesn't work on color systems, at least
>not in the simple way you seem to be suggesting.  If you just look at
>port.portBits.bounds, you'll be looking at something weird (a handle
>followed by two integers) on color systems.

My understanding is that if you use OpenPort() on a color system, you
still get an old-style GrafPort.  You'd need to use OpenCPort() to
get a new-style CGrafPort.

You don't need to check for a CGrafPort if you know you're dealing
with a GrafPort.

-- 
Ray Spalding, Office of Computing Services
Georgia Institute of Technology, Atlanta Georgia, 30332-0275
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