GNU bug report logs - #76394
mouse-face property not working in tab-bar

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From: Juri Linkov <juri <at> linkov.net>
To: Ship Mints <shipmints <at> gmail.com>
Cc: 76394 <at> debbugs.gnu.org
Subject: bug#76394: mouse-face property not working in tab-bar
Date: Thu, 27 Feb 2025 20:41:54 +0200

> (defun my/tab-bar-tab-name-format-function (tab i)
>   (propertize
>    (tab-bar-tab-name-format-default tab i)
>    'mouse-face '(:inverse-video t))) ; or a named face
> (setopt tab-bar-tab-name-format-function
> #'my/tab-bar-tab-name-format-function)
>
> And move the mouse over the tab. It should invert. It does for me.

Thanks, now it works.  The requirement is that the tab-bar-mode
should be disabled before evaluating the above code.  Otherwise,
with already enabled tab-bar-mode it has no effect.

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