checking for light or dark background

[goncholden]

‐‐‐‐‐‐‐ Original Message ‐‐‐‐‐‐‐

On Wednesday, February 2nd, 2022 at 1:25 PM, goncholden 
<goncholden@protonmail.com> wrote:

> ‐‐‐‐‐‐‐ Original Message ‐‐‐‐‐‐‐
>
> On Wednesday, February 2nd, 2022 at 12:56 PM, Eli Zaretskii eliz@gnu.org 
> wrote:
>
> > Date: Wed, 02 Feb 2022 09:26:02 +0000
> >
> > From: goncholden via Users list for the GNU Emacs text editor 
> > help-gnu-emacs@gnu.org
> >
> > I want to determine whether emacs is using a light or dark background. This 
> > could be set up by emacs itself
> >
> > or by a theme.
>
> Like this:
>
> (frame-parameter nil 'background-mode)
>
> This evaluates to either light or dark. Very neat compared to what I was 
> playing with initially.


The problem I was having was that for Emacs 27.2, the command 
(frame--current-backround-mode nil)
was not available.  What is the recommendation for Emacs>=28.