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From: lefty@twg.com (David N. Schlesinger)
Newsgroups: comp.sys.mac.programmer,comp.sys.mac.wanted
Subject: Re: Resource type counting in a single file: mission impossible?
Message-ID: <7775@gollum.twg.com>
Date: 17 Aug 90 20:30:30 GMT
References: <6078@jhunix.HCF.JHU.EDU>
Sender: news@twg.com
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Organization: The Wollongong Group
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In article <6078@jhunix.HCF.JHU.EDU> hsu_wh@jhunix.HCF.JHU.EDU (William H 
Hsu) writes:
> My goal was to count the
> number of resource types in the "currently opened" resource file,
> so that the number obtained could be used to loop through all
> types in that file.  It turned out that CountTypes(), the
> function described in the Inside Mac Resource Manager chapter (I
> have an ancient copy from the days when it was one volume),
> counts all types in ALL open resource files.  This presented a
> large obstacle, since much of the code I am working on was
> developed by others; I couldn't begin to discover where to close
> and reopen the "non-current" files.  Surely, I thought, there
> must be a function that does only the current resource file -- if
> only I could get the right set of arguments to GetIndType(), all
> would be well.  But after placing a call to the Think C support
> line, I was told that "nothing in the Tech Notes explains this"! 
> In fact, only by using OpenRF() and "poking through the
> unformatted binary data for several hundred hours" could I
> unearth the secrets of what I considered an everyday function
> call.

What about Count1Types() and Get1IndType()?  These should do _exactly_ what you need done!

I hope that was the _janitor_ at Symantec that you were talking to!

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|           David N. Schlesinger || "When I have nothing to say,       |
|           The Wollongong Group ||  my lips are sealed;               |
| Internet: Lefty@twg.com        ||  say something once,               |
|    DoD #: 0152                 ||  why say it again?" -- David Byrne |
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