From mboxrd@z Thu Jan  1 00:00:00 1970
From: Nicolas Goaziou <mail@nicolasgoaziou.fr>
Subject: Re: Bug: linum-mode + org-indent-mode cursor movement problems
 [8.2.10 (release_8.2.10 @ /usr/share/emacs/25.2/lisp/org/)]
Date: Fri, 17 Nov 2017 23:30:50 +0100
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In-Reply-To: <2478d6d8-e0f0-b5d2-f6d1-5a3a694a5042@comcast.net> (Tom
	Schutter's message of "Wed, 15 Nov 2017 16:58:00 -0700")
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To: Tom Schutter <t.schutter@comcast.net>
Cc: emacs-orgmode@gnu.org

Hello,

Tom Schutter <t.schutter@comcast.net> writes:

> If both linum-mode (or nlinum-mode) and org-indent-mode are enabled,
> then moving the cursor to the previous line using <up> causes it to
> jump horizontally to the right.  The jump matches the current
> indentation.  I would expect the cursor to remain in the same column.
>
> Load linum.org (contents below) with minimal config.  linum.org will
> enable linum-mode and org-indent-mode:
>
>   emacs -Q linum.org
>
> Place your cursor on the "2" in the fourth line and press <up>.  The
> cursor will jump two columns to the right to the "4" in the third
> line. Press <up> again and the cursor will move to the "4" in the
> second line. Press <up> again and the cursor will jump back to the "e"
> in the first line.
>
> What is interesting is that you get different behavior when using
> <down>.  The cursor remains in the same column as you move down each
> line.  So starting on the "e" in the first line, pressing <down> moves
> the cursor to the "2" on the second line.
>
> If you insert a second level heading in between the first and the
> second line, then the jumps will be four columns instead of two.
>
> I discovered this problem first in nlimum-mode, but it is easier to
> reproduce using linum-mode when starting Emacs with -Q.
>
> Contents of linum.org:
>
>   * heading
>   1234 line 2
>   1234 line 3
>   1234 line 4
>   # Local Variables:
>   # eval: (org-indent-mode 1)
>   # eval: (linum-mode 1)
>   # End:

I don't think it's worth fixing: linum.el and nlinum.el are on their way
out since Emacs 26 will ship with the same feature, implemented at the
C level.

It would be nice to know, however, if there is the same problem with
that new implementation.

Regards,

-- 
Nicolas Goaziou