GNU bug report logs - #28844
26.0.90; display-line-numbers-mode should call window-configuration-change-hook

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Package: emacs;

Reported by: Paul Rankin <hello <at> paulwrankin.com>

Date: Sun, 15 Oct 2017 07:57:01 UTC

Severity: minor

Found in version 26.0.90

Done: Eli Zaretskii <eliz <at> gnu.org>

Bug is archived. No further changes may be made.

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Message #61 received at 28844-done <at> debbugs.gnu.org (full text, mbox):

From: Eli Zaretskii <eliz <at> gnu.org>
To: hello <at> paulwrankin.com
Cc: agrambot <at> gmail.com, 28844-done <at> debbugs.gnu.org
Subject: Re: bug#28844: 26.0.90; display-line-numbers-mode should call
 window-configuration-change-hook
Date: Fri, 20 Oct 2017 12:42:18 +0300

> Date: Tue, 17 Oct 2017 11:33:57 +0300
> From: Eli Zaretskii <eliz <at> gnu.org>
> Cc: 28844 <at> debbugs.gnu.org, agrambot <at> gmail.com
> 
> So having looked at your package, I think post-command-hook will solve your
> problem.  All you need to do in the hook is check if line-number-display-width
> returns a value different from the last time, and if so, call your function
> olivetti-set-environment; otherwise do nothing.

Another possibility is to use pre-redisplay-function.  An example is
in tabulated-list.el.

Anyway, since there were no further comments, I'm marking this bug
done.
This bug report was last modified 7 years and 166 days ago.

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