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From: klee@wsl.dec.com (Ken Lee)
Newsgroups: comp.windows.x
Subject: Re: Can XAllocColor/XAllocNamedColor fail ?
Message-ID: <1990Nov8.114127@wsl.dec.com>
Date: 8 Nov 90 19:41:27 GMT
References: <1990Nov8.174617.10793@ecn.purdue.edu>
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Organization: DEC Western Software Laboratory
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In article <1990Nov8.174617.10793@ecn.purdue.edu>, luj@delta.ecn.purdue.edu (Jun Lu) writes:
|> I have a feeling that XAllocColor can never fail under normal conditions(
|> valid cmap argument, normal operations of server, normal connections )
|> becasuse XAllocColor request finds the *closest* color entry in the color
|> map if it is full.  

XAllocColor finds the closest color supported by the visual, not the
closest color in the colormap.  It will fail if the requested color is
not in the colormap and the colormap is full.  XAllocNamedColor can
also fail if the specified name is not in the color database.

-- 
Ken Lee
DEC Western Software Laboratory, Palo Alto, Calif.
Internet: klee@wsl.dec.com
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