| Re: Strange Linux colors [message #19502 is a reply to message #19249] |
Tue, 21 March 2000 00:00  |
R.Bauer
Messages: 1424
Registered: November 1998
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Senior Member |
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Udo Grabowski wrote:
>
> Hello !
>
> We have the same trouble with Idl, and (for direct graphics) it's
> a flaw of the fvwm window manager which does not handle private
> colormaps in widgets correctly. Get the newest fvwm2 release from
> www.fvwm.org, which has a patch for that problem. For object graphics,
> there currently is no way to get the correct colors on fvwm when a
> private colormap is needed, I currently try to get some ideas from
> a former developer of RSI for a patch. As a workaround, close all
> color sucking applications such as netscape, java applications etc.
> until enough colors are available (do a 'print,!d.n_colors' after
> launching an idl window do see how many are allocated). This will
> help in most cases. But you will have no chance if the application
> itself allocates a colormap with 256 entries, which always results
> in a private colormap. The only way to get out of that is to start
> the Xserver with 24 bit RGB color (modify /etc/XF86Config), which provides
> always enough colors to avoid a private colormap, but some other
> applications cannot handle that mode correctly, so expect to have to
> switch back from 24 to 8 bit sometimes. I don't know if the KDE manager
> does a better job on the colormaps.
> -
This trick may help,
window,0,color=256
wdelete,0
R.Bauer
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