From: Eli Zaretskii <eliz@gnu.org>
To: Carsten Dominik <carsten.dominik@gmail.com>
Cc: wxhgmqzgwmuf@spammotel.com, emacs-orgmode@gnu.org
Subject: Re: Enriched/Org is a colorful Org
Date: Thu, 11 Apr 2013 20:30:10 +0300 [thread overview]
Message-ID: <83vc7t9dr1.fsf@gnu.org> (raw)
In-Reply-To: <DC3DE7E9-91DB-4F5E-A094-836E8DC9A6FB@gmail.com>
> From: Carsten Dominik <carsten.dominik@gmail.com>
> Date: Thu, 11 Apr 2013 04:58:15 +0200
> Cc: "emacs-orgmode@gnu.org List" <emacs-orgmode@gnu.org>,
> Eli Zaretskii <eliz@gnu.org>
>
> > I guess Eli simply means, in a general way, that overlays do negatively impact
> > display performance, as you said as well a couple of times:
>
> Yes, but Eli says that Org already severely tests the
> display engine, and he uses the word "mess", even though
> we mostly use text properties for faces and other
> display-related things.
Well, don't interpret "mess" too literally ;-)
> Of course, Org already uses overlays, for example for
> folding (as does outline.el), and for temporary marking
> of text like during src block editing. But as your digging
> shows, I ave avoided them in the past, and we are also not
> using them for org-indent.el, for example.
>
> The reason why I said "overlays would be better" is simply
> that they would allow to add display properties in a
> persistent way that would not interfere that our
> font-lock-unfontify-region function removes face and
> invisibility text properties. So they are "better" for
> implementing hand-made faces selection that should overrule
> font-lock.
Overlays should be OK as long as they aren't too many, and as long as
you don't move them around too much, particularly in post-command-hook
or some such.
next prev parent reply other threads:[~2013-04-11 17:29 UTC|newest]
Thread overview: 37+ messages / expand[flat|nested] mbox.gz Atom feed top
2013-04-10 4:02 Enriched/Org is a colorful Org Jambunathan K
2013-04-10 9:54 ` Suvayu Ali
2013-04-10 10:16 ` Carsten Dominik
2013-04-10 10:39 ` Torsten Wagner
2013-04-10 10:48 ` Suvayu Ali
2013-04-10 10:53 ` Carsten Dominik
2013-04-10 11:20 ` Sebastien Vauban
2013-04-10 11:26 ` Carsten Dominik
2013-04-10 12:15 ` Jambunathan K
2013-04-10 11:57 ` Jambunathan K
2013-04-10 16:21 ` Eli Zaretskii
2013-04-10 16:43 ` Jambunathan K
2013-04-10 17:13 ` Eli Zaretskii
2013-04-10 19:58 ` Carsten Dominik
2013-04-10 20:16 ` Sebastien Vauban
2013-04-11 2:58 ` Carsten Dominik
2013-04-11 17:30 ` Eli Zaretskii [this message]
2013-04-11 22:49 ` Carsten Dominik
2013-04-12 6:41 ` Eli Zaretskii
2013-04-12 7:13 ` Carsten Dominik
2013-04-12 8:31 ` Eli Zaretskii
2013-04-12 10:56 ` Carsten Dominik
2013-04-12 11:49 ` Torsten Wagner
2013-04-12 13:03 ` Eli Zaretskii
2013-04-12 18:00 ` Suvayu Ali
2013-04-12 18:38 ` Eli Zaretskii
2013-04-13 10:50 ` Suvayu Ali
2013-04-12 12:36 ` Eli Zaretskii
2013-04-13 12:24 ` Sean O'Halpin
2013-04-13 14:38 ` Jambunathan K
2013-04-13 15:01 ` Eli Zaretskii
2013-04-12 8:35 ` Bastien
2013-04-12 14:45 ` François Pinard
2013-04-18 20:37 ` Samuel Wales
2013-04-11 17:27 ` Eli Zaretskii
2013-04-11 22:46 ` Carsten Dominik
2013-04-10 12:12 ` Jambunathan K
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