From: Eli Zaretskii <eliz@gnu.org>
To: Paul Rankin <hello@paulwrankin.com>
Cc: 28855@debbugs.gnu.org, dgutov@yandex.ru
Subject: bug#28855: 26.0.90; display-line-numbers-mode does not respect (line|wrap)-prefix '(space :align-to N) text property
Date: Tue, 17 Oct 2017 05:44:51 +0300 [thread overview]
Message-ID: <83a80qfq70.fsf@gnu.org> (raw)
In-Reply-To: <1508201231.2707210.1141020784.023AF671@webmail.messagingengine.com> (message from Paul Rankin on Tue, 17 Oct 2017 10:47:11 +1000)
> From: Paul Rankin <hello@paulwrankin.com>
> Cc: Dmitry Gutov <dgutov@yandex.ru>, 28855@debbugs.gnu.org
> Date: Tue, 17 Oct 2017 10:47:11 +1000
>
> On Tue, 17 Oct 2017, at 02:05 AM, Eli Zaretskii wrote:
> > Right, :align-to still counts from the window edge, even when line
> > numbers are displayed, whereas you expected it to count from the end
> > of the line-number display.
>
> linum-mode.el (in 26.x) manages to display line numbers without interfering, so it’s really just about display-line-numbers-mode.
Yes, of course. linum-mode displays the numbers in the display
margin, and keeping off the margins was an explicit design goal of
display-line-numbers-mode.
> > When this was briefly discussed during development, we decided not to
> > change the reported window dimensions and geometry, including those of
> > the text area, to account for the screen estate taken by the
> > line-number display. But maybe :align-to should be an exception, when
> > used to align buffer text (as opposed to header-line or mode-line)?
> > Though I'm bothered whether some users of :align-to may not want this
> > automatic offset. :align-to is a very popular feature; does anyone
> > know or imagine why a Lisp program would NOT like such an offset?
>
> Citing other discussions is not really relevant, if there’s a problem there’s a problem. User expectation is if a user writes codes following the Elisp manual, the expectation is that it should continue to work. In this case, using :align-to should align to its specified value.
:align-to does align to its value, it just doesn't currently update it
to account for the space taken by line numbers.
It's clear that the change I have in mind will solve your specific
problem, I just want to hear from others whether it could harm
something.
next prev parent reply other threads:[~2017-10-17 2:44 UTC|newest]
Thread overview: 21+ messages / expand[flat|nested] mbox.gz Atom feed top
2017-10-16 3:38 bug#28855: 26.0.90; display-line-numbers-mode does not respect (line|wrap)-prefix '(space :align-to N) text property Paul Rankin
2017-10-16 16:05 ` Eli Zaretskii
2017-10-17 0:47 ` Paul Rankin
2017-10-17 2:44 ` Eli Zaretskii [this message]
2017-10-17 4:04 ` Eli Zaretskii
2017-10-17 4:32 ` Paul Rankin
2017-10-17 5:49 ` Eli Zaretskii
2017-10-17 7:17 ` Paul Rankin
2017-10-18 9:29 ` Dmitry Gutov
2017-10-18 16:47 ` Eli Zaretskii
2017-10-18 17:44 ` martin rudalics
2017-10-18 17:55 ` Eli Zaretskii
2017-10-20 9:40 ` Eli Zaretskii
2017-10-18 18:05 ` Eli Zaretskii
2017-10-18 18:34 ` martin rudalics
2017-10-18 18:44 ` Eli Zaretskii
2017-10-18 23:58 ` Alex
2017-10-19 3:26 ` Eli Zaretskii
2017-10-19 5:54 ` Alex
2017-10-20 7:03 ` Eli Zaretskii
2017-10-18 22:52 ` Dmitry Gutov
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