Re: "modern" colors Re: Changes for emacs 28

[Eli Zaretskii]

> From: Ricardo Wurmus <rekado@elephly.net>
> Cc: monnier@iro.umontreal.ca, spacibba@aol.com, casouri@gmail.com,
>  emacs-devel@gnu.org, ams@gnu.org, ghe@sdf.org, tecosaur@gmail.com
> Date: Mon, 14 Sep 2020 18:45:19 +0200
> 
> > But is it certain that we can only do a partial job here?  I don't
> > think so, and the fact that we succeed in producing good results on
> > other platforms is evidence to that.
> 
> If we set the region colour according to the GTK colour theme we would
> need to make sure that none of the other faces use a colour that would
> be hard to distinguish from the region colour.  To do a complete job
> would require to set the colours in *all* faces according to the GTK
> colour theme.
> 
> Just the default colour will do nothing to remove the colour clash
> between e.g. font-lock-comment-face and the region colour.

How is this different from other platforms we support?  This stuff
does work there.  It works because, as Stefan points out, Emacs adapts
its face colors to the background color of the default face: we have
separate sets of colors for light and dark backgrounds.