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Article #24047

help with colormaps

#24047
From: BUCKHOLTZ_G%RMC.CA
Date: Mon, 24 Jun 1991 17:45
26 lines
1518 bytes
Hi!
      I have been experiencing problems with setting the colormap
resource on my Motif Widgets. My goal is to make a gray scale
colourmap for my image processing application. I create a colourmap
with the following command:
cmap = XCreateColormap(dpy,win,vix,AllocAll);

      I then try to set the colormap resource using XtSetValues.
When I do this I get the following error:
X Toolkit Warning: Cannot allocat colomap entry for "white"
X Protocol error: BadValue, integer parameter out of range for operateio
Major opcode of failed request: 91 (X_QueryColors)
Minor opcode of failed request: 0
Resource ik in failed request: 0x7537dc08
Serial number of failed request: 724
Current serial number in output stream: 724

      I can buy the warning that a colormap entry "white" cannot
be allocated since I have declared that I have allocated all of the
colour cells when I created the colourmap. I don't know what could
be generating the BadValue error though.

      Any hints or thoughts are appreciated.

                  bye,
                        Glenn
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From: BUCKHOLTZ_G%RMC.CA@mitvma.mit.EDU
Newsgroups: comp.windows.x
Subject: help with colormaps
Message-ID: <910624.12573349.003243@RMC.CP6>
Date: 24 Jun 91 17:45:58 GMT
Sender: daemon@athena.mit.edu (Mr Background)
Organization: The Internet
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