bug#34513: display-line-numbers in term mode

[Ergus]

On Mon, Oct 21, 2019 at 09:51:47AM +0300, Eli Zaretskii wrote:
> > Date: Mon, 21 Oct 2019 00:54:46 +0200
> > From: Ergus <spacibba@aol.com>
> > Cc: Eli Zaretskii <eliz@gnu.org>, Stefan Monnier <monnier@iro.umontreal.ca>
> >
> > I have tried the quick solution Stefan proposed to this but there are
> > still limitations when the number column width change and some
> > others when resizing the window. Does anyone has a way to improve
> > this?
>
> You can see the various solutions in tabulated-list.el.  I wrote them
> because features like package.el need to react to the changing width
> of the line numbers.
>
> In addition to the change in the line numbers display width due to
> scrolling, there are changes due to resizing the default font.
Hi Eli:

I see that, but what about when the window width changes? Are there any
hook we ca use?

> > On the other hand I wanted to ask if new changes like dfci must be
> > disabled in term-mode by default or we let that configuration to the
> > user?
>
> This is a different issue, unrelated to this bug report.  Let's
> discuss it separately, probably on emacs-devel.
>
> Thanks.