From: Eli Zaretskii <eliz@gnu.org>
To: help-gnu-emacs@gnu.org
Subject: Re: Something like `without-redisplay'?
Date: Tue, 01 Sep 2015 20:00:05 +0300 [thread overview]
Message-ID: <83wpwaaxd6.fsf@gnu.org> (raw)
In-Reply-To: <CAKu-7Wx7LnoYfV74cq1wa5TNpy+zgH3Eun2rXo2kKaLqwVR1qg@mail.gmail.com>
> Date: Tue, 1 Sep 2015 18:47:01 +0200
> From: Alexander Shukaev <haroogan@gmail.com>
> Cc: help-gnu-emacs <help-gnu-emacs@gnu.org>
>
> >> > Horizontal scrolling doesn't move point, AFAIR.
> >>
> >> Even if `auto-hscroll-mode' is on (which it is by default)?
> >
> > auto-hscroll-mode does the opposite: it scrolls the display to move
> > point into the view. It doesn't move point.
>
> Does it mean that
>
> (save-excursion
> (end-of-visual-line)
> (current-column))
>
> has potential to cause unintentional viewport movement?
Only if you force redisplay, or change the window width, as part of
the save-excursion form. Otherwise, by the time redisplay is entered,
point is back where it was, and no hscroll will happen.
next prev parent reply other threads:[~2015-09-01 17:00 UTC|newest]
Thread overview: 13+ messages / expand[flat|nested] mbox.gz Atom feed top
2015-08-31 9:49 Something like `without-redisplay'? Alexander Shukaev
2015-08-31 14:23 ` Eli Zaretskii
2015-08-31 19:32 ` Alexander Shukaev
2015-08-31 23:37 ` Alexander Shukaev
2015-09-01 2:39 ` Eli Zaretskii
2015-09-01 13:56 ` Alexander Shukaev
2015-09-01 14:52 ` Eli Zaretskii
2015-09-01 15:24 ` Alexander Shukaev
2015-09-01 15:57 ` Eli Zaretskii
2015-09-01 16:10 ` Alexander Shukaev
2015-09-01 16:47 ` Alexander Shukaev
2015-09-01 17:00 ` Eli Zaretskii [this message]
2015-09-01 17:24 ` Alexander Shukaev
Reply instructions:
You may reply publicly to this message via plain-text email
using any one of the following methods:
* Save the following mbox file, import it into your mail client,
and reply-to-all from there: mbox
Avoid top-posting and favor interleaved quoting:
https://en.wikipedia.org/wiki/Posting_style#Interleaved_style
* Reply using the --to, --cc, and --in-reply-to
switches of git-send-email(1):
git send-email \
--in-reply-to=83wpwaaxd6.fsf@gnu.org \
--to=eliz@gnu.org \
--cc=help-gnu-emacs@gnu.org \
/path/to/YOUR_REPLY
https://kernel.org/pub/software/scm/git/docs/git-send-email.html
* If your mail client supports setting the In-Reply-To header
via mailto: links, try the mailto: link
Be sure your reply has a Subject: header at the top and a blank line
before the message body.
Code repositories for project(s) associated with this external index
https://git.savannah.gnu.org/cgit/emacs.git
https://git.savannah.gnu.org/cgit/emacs/org-mode.git
This is an external index of several public inboxes,
see mirroring instructions on how to clone and mirror
all data and code used by this external index.