Re: Changing company-mode settings while still running emacs

[Dmitry Gutov <dmitry@gutov.dev>]

On 11/12/2024 13:28, Heime wrote:
> I want to do it with lisp.  Have made this interactive function to
> set up the company-backends, but instead of applying the changes
> locally, I want to apply them globally.
> 
> (defun companiol-backends-kntlr (actm-seqr)
> 
>    (interactive
>      (let* ( (cseq '("company-dabbrev"
>                      "company-dabbrev-code"
>                      "company-keywords"
>                      "company-capf"
>                      "company-yasnippet"
>                      "company-files"))
> 
>              (backends-seltr
>                  (completing-read-multiple "Backends: " cseq nil t)))
> 
>        (list (mapcar #'intern backends-seltr))))
> 
>      (setq company-backends actm-seqr)
> 
>      ;; Refresh company-mode to apply the changes
>      (when (bound-and-true-p company-mode)
>        (company-mode -1) (company-mode 1)) )

No need to re-enable the mode to have the new value picked up. As long 
as there's no buffer-local value (set up by yourself or your 
"distribution" such as Doom or Spacemacs), that should work right away, 
at least if there is no current completion session (to simplify, no 
popup visible).