Re: A color selection tool (like xcolorsel)

[Keith Maika <keithm aoeex com>]

Ian Zimmerman wrote:
> Hi, I have finished a gtk2 program that does roughly the same as
> xcolorsel (and my earlier gtk1 hack, xcolorsel-gtk).  In this
> incarnation, it is really just a pairing of a color selection widget and
> a list initialized from the rgb.txt file.  The cool parts are that you
> can choose a color for the selector from the list, and dually, you can
> sort the list (among other keys) on the euclidean distance from the
> selected color in RGB space (so the closest matches bunch in the top of
> the list).
>
> One possible but not implemented feature is saving lists of colors in
> the same format as rgb.txt (from the color selector palette).  Useful?
>
> http://primate.net/~itz/gcolorsel-1.9.0.tar.gz
>
> It was a good first program in gtk2, I think :-)  Especially because
> I hope the tree view bugs I discovered in the process will be fixed.
Looks cool.  There's a minor bug.  If the rgb.txt (/etc/X11/rgb.txt) 
file doesn't exist then your program doesn't work.  Here's how I fixed it:

--- gcolorsel-1.9.0/list.c      Thu Jun 17 01:04:58 2004
+++ gcolorsel-1.9.0.changed/list.c      Thu Jun 17 10:12:54 2004
@@ -168,8 +168,10 @@

   if (!(fp = fopen (rgb_fn, "r")))
     error (0, 0, "read_colors_file: %s", rgb_fn);
+  else{
   read_colors_fp (fp, rgb_fn, list, cs);
   fclose (fp);
+  }
 }



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Keith Maika
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