GNU bug report logs - #18793
24.4; zero width rectangular selection displaces text

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From: Eli Zaretskii <eliz <at> gnu.org>
To: Lars Ingebrigtsen <larsi <at> gnus.org>
Cc: carlosjosepita <at> gmail.com, monnier <at> iro.umontreal.ca, 18793 <at> debbugs.gnu.org
Subject: bug#18793: 24.4; zero width rectangular selection displaces text
Date: Fri, 06 May 2022 13:47:28 +0300

> From: Lars Ingebrigtsen <larsi <at> gnus.org>
> Cc: Stefan Monnier <monnier <at> iro.umontreal.ca>,  carlosjosepita <at> gmail.com,
>   18793 <at> debbugs.gnu.org
> Date: Fri, 06 May 2022 12:26:23 +0200
> 
> Eli Zaretskii <eliz <at> gnu.org> writes:
> 
> > AFAIU, that's a feature: we are trying to indicate the existence of
> > the selection, even though its width is zero.  Type "M-x
> > describe-text-properties RET" at the first character.  The indication
> > must take up some space on display, so it moves the following text to
> > the right.
> 
> Yes.  Various things were suggested in the bug report, like a new
> facility to draw a vertical line through a character, for instance, to
> allow indicating stuff like this without the (very slightly) disturbing
> horizontal shift.  I think that sounds like a good idea

I'm not sure: how would such a vertical line indicate that it's
region?  And how will it be visible, given that the cursor is
displayed on that same character?  Or maybe I don't understand what
you mean by "a vertical line through a character"?

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