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From: Stephen Berman <stephen.berman@gmx.net>
To: Joost Kremers <joostkremers@fastmail.fm>
Cc: gnu-emacs-help@gnu.org
Subject: Re: width of line numbers
Date: Tue, 22 Dec 2020 11:12:14 +0100	[thread overview]
Message-ID: <87r1ni9mkh.fsf@gmx.net> (raw)
In-Reply-To: <87eejip4ju.fsf@fastmail.fm> (Joost Kremers's message of "Tue, 22 Dec 2020 10:23:26 +0100")

On Tue, 22 Dec 2020 10:23:26 +0100 Joost Kremers <joostkremers@fastmail.fm> wrote:

> Hi all,
>
> I was wondering if there's a way to find out the width of the current line
> number display (with `display-line-number-mode`, not `linum-mode`).

(line-number-display-width)

> Or, alternatively, get the window width without the line number.

This should do it:

(- (window-body-width) (line-number-display-width))

>                                                                  
>                                                                  Both
> `window-body-width` and `window-total-width` (why are there two functions, BTW?)
> report the width of the text area without "dividers, scrollbars, margins,
> fringes", but the line number display is still included.

Actually, window-total-width "includes the widths of WINDOW’s fringes,
margins, scroll bars and its right divider, if any."

Steve Berman



  parent reply	other threads:[~2020-12-22 10:12 UTC|newest]

Thread overview: 6+ messages / expand[flat|nested]  mbox.gz  Atom feed  top
2020-12-22  9:23 width of line numbers Joost Kremers
2020-12-22 10:06 ` Emanuel Berg via Users list for the GNU Emacs text editor
2020-12-22 10:46   ` Joost Kremers
2020-12-22 10:12 ` Stephen Berman [this message]
2020-12-22 10:45   ` Joost Kremers
2020-12-22 15:57   ` Eli Zaretskii

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