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From: klee@wsl.dec.com (Ken Lee)
Newsgroups: comp.windows.x
Subject: Re: Multiple Parameters to a Callback Function
Keywords: XtAddCallback ClientData Mutiple X11R4
Message-ID: <2983@bacchus.dec.com>
Date: 9 Mar 90 00:51:40 GMT
References: <186@ria.ccs.uwo.ca>
Sender: news@decwrl.dec.com
Reply-To: klee@decwrl.dec.com
Organization: DEC Western Software Laboratory
Lines: 12

In article <186@ria.ccs.uwo.ca>, brown@csd.uwo.ca (Mike Brown) writes:
>   We've tried passing a pointer to an array of parameters (cast to
XtPointer),
>   but that failed - the contents are scrambled.

This should work.  Make sure you don't deallocate the structure before
the callback is called.

Ken Lee
DEC Western Software Laboratory, Palo Alto, Calif.
Internet: klee@wsl.dec.com
uucp: uunet!decwrl!klee