From: Filipe Silva <filipe.silva@gmail.com>
To: Stefan Monnier <monnier@iro.umontreal.ca>
Cc: help-gnu-emacs@gnu.org
Subject: Re: relative line numbers and folding: how to make they play along?
Date: Thu, 14 Jul 2016 21:04:37 -0300 [thread overview]
Message-ID: <CAEwkUWNcRR6=FR7kxw=MMR8M1F4FS5SOq9sGuiHQjOc98MmFag@mail.gmail.com> (raw)
In-Reply-To: <jwvr3aw0wa7.fsf-monnier+gmane.emacs.help@gnu.org>
Great news gentleman! That'd be a nice little adition to emacs!
On Thu, Jul 14, 2016 at 6:03 PM, Stefan Monnier <monnier@iro.umontreal.ca>
wrote:
> >> Actually, I don't think there needs to be flickering if the first step
> >> ("perform redisplay of window") just computes the new matrices without
> >> performing any drawing.
> > Since the display engine computes the number of each screen line as it
> > lays them out, I don't understand why would 2 phases be needed. I'm
> > probably missing something.
>
> If we bake it into the redisplay code, we can indeed do it "on the fly",
> but if we want this feature to be implemented in Elisp it seems a lot
> more tricky to avoid the 2 passes.
>
> > So some lines will have negative numbers?
>
> Right.
>
> > And they change whenever point moves into a different line?
>
> Right. And they're different for different windows displaying the
> same buffer.
>
> > And when the window is scrolled, the numbers also change?
>
> Well, to the extent that point probably changes when the window is
> scrolled, yes. Otherwise not necessarily.
>
>
> Stefan
>
>
>
next prev parent reply other threads:[~2016-07-15 0:04 UTC|newest]
Thread overview: 27+ messages / expand[flat|nested] mbox.gz Atom feed top
2016-07-11 15:11 relative line numbers and folding: how to make they play along? Filipe Silva
2016-07-12 4:51 ` Eli Zaretskii
2016-07-13 3:43 ` Filipe Silva
2016-07-13 20:10 ` Stefan Monnier
2016-07-13 20:23 ` Eli Zaretskii
2016-07-13 22:33 ` Filipe Silva
2016-07-14 15:02 ` Eli Zaretskii
[not found] ` <mailman.1359.1468449224.26859.help-gnu-emacs@gnu.org>
2016-07-14 1:29 ` Dan Espen
2016-07-14 2:36 ` Stefan Monnier
2016-07-14 15:06 ` Eli Zaretskii
2016-07-14 15:55 ` Filipe Silva
2016-07-14 15:58 ` Filipe Silva
2016-07-14 16:12 ` Eli Zaretskii
2016-07-14 16:51 ` Filipe Silva
2016-07-14 18:23 ` Boris
2016-07-14 21:03 ` Stefan Monnier
2016-07-15 0:04 ` Filipe Silva [this message]
2016-07-15 0:18 ` Stefan Monnier
2016-07-15 0:41 ` Filipe
2016-07-15 7:07 ` Eli Zaretskii
2016-07-15 13:53 ` Stefan Monnier
2016-07-15 14:22 ` Eli Zaretskii
2016-07-15 14:54 ` Stefan Monnier
2016-07-15 15:34 ` Filipe Silva
[not found] ` <mailman.1414.1468511758.26859.help-gnu-emacs@gnu.org>
2016-07-15 2:02 ` Dan Espen
[not found] ` <mailman.1374.1468463825.26859.help-gnu-emacs@gnu.org>
2016-07-14 3:20 ` Rusi
2016-07-14 12:17 ` Stefan Monnier
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