GNU bug report logs - #56820
outline-minor-mode replacing the first character with an arrow

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Message #77 received at 56820 <at> debbugs.gnu.org (full text, mbox):

From: Eli Zaretskii <eliz <at> gnu.org>
To: Juri Linkov <juri <at> linkov.net>
Cc: larsi <at> gnus.org, yilkalargawworkneh <at> gmail.com, 56820 <at> debbugs.gnu.org
Subject: Re: bug#56820: outline-minor-mode replacing the first character
 with an arrow
Date: Wed, 07 Sep 2022 21:50:26 +0300

> From: Juri Linkov <juri <at> linkov.net>
> Cc: yilkalargawworkneh <at> gmail.com,  larsi <at> gnus.org,  56820 <at> debbugs.gnu.org
> Date: Wed, 07 Sep 2022 21:36:06 +0300
> 
> So the column for outline indicators could be implemented the same way
> as display-line-numbers-mode.

Yes, that's a possibility.

> Excuse my ignorance, is display-line-numbers-mode implemented by
> using margins?

No.  We simply usurp a few columns from the text area, on the layout
level of the display engine.

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