From: David Kastrup <dak@gnu.org>
To: emacs-devel@gnu.org
Subject: Re: Pretest begins end-June
Date: Tue, 31 May 2011 11:11:03 +0200 [thread overview]
Message-ID: <87oc2jgrq0.fsf@fencepost.gnu.org> (raw)
In-Reply-To: E1QRKrV-00074n-LY@fencepost.gnu.org
Eli Zaretskii <eliz@gnu.org> writes:
>> From: David Kastrup <dak@gnu.org>
>> Date: Tue, 31 May 2011 09:50:31 +0200
>>
>> IIRC, by far the worst contender for confusing the display engine
>> was when the text hidden by the display string contained newlines,
>
> I'm not surprised. Newlines in the buffer serve as anchors for the
> display engine when it moves non-linearly, e.g. goes back by N lines.
> Handling the case where a newline does not indicate a beginning of a
> new screen line is painful and tricky.
>
>> Newlines. And now we are talking about R2L.
>
> Well, at least with R2L users can turn off the reordering if it
> happens to screw them up too badly.
Unless the screwup asserts itself in the form of an infloop. Anyway, as
opposed to normal R2L rendering, it is rather unlikely that display
strings and overlays will happen without some explicit user request
being involved.
--
David Kastrup
next prev parent reply other threads:[~2011-05-31 9:11 UTC|newest]
Thread overview: 52+ messages / expand[flat|nested] mbox.gz Atom feed top
2011-05-30 16:07 Pretest begins end-June Chong Yidong
2011-05-30 18:29 ` Eli Zaretskii
2011-05-30 19:20 ` Stefan Monnier
2011-05-30 21:12 ` Eli Zaretskii
2011-05-30 22:31 ` Stefan Monnier
2011-05-31 6:11 ` Eli Zaretskii
2011-05-31 12:54 ` Stefan Monnier
2011-05-31 18:05 ` Chong Yidong
2011-05-31 7:50 ` David Kastrup
2011-05-31 9:03 ` Eli Zaretskii
2011-05-31 9:11 ` David Kastrup [this message]
2011-05-31 9:59 ` Eli Zaretskii
2011-06-04 7:47 ` Eli Zaretskii
2011-06-04 12:55 ` Stefan Monnier
2011-05-31 5:23 ` Kenichi Handa
2011-05-31 7:44 ` David Kastrup
2011-06-01 9:15 ` martin rudalics
2011-06-01 12:46 ` Stefan Monnier
2011-06-01 14:07 ` martin rudalics
2011-06-01 14:41 ` Stefan Monnier
2011-06-01 15:25 ` Drew Adams
2011-06-01 15:58 ` martin rudalics
2011-06-01 17:10 ` Drew Adams
2011-06-01 18:13 ` Stefan Monnier
2011-06-01 19:08 ` martin rudalics
2011-06-01 15:58 ` martin rudalics
2011-06-01 16:45 ` Stefan Monnier
2011-06-01 19:07 ` martin rudalics
2011-06-01 19:43 ` Stefan Monnier
2011-06-02 8:28 ` martin rudalics
2011-06-01 15:21 ` Drew Adams
2011-06-02 8:27 ` martin rudalics
2011-06-11 18:53 ` window-safely-shrinkable-p [was Re: Pretest begins end-June] Glenn Morris
2011-06-11 20:44 ` martin rudalics
2011-06-11 22:18 ` window-safely-shrinkable-p Glenn Morris
2011-06-12 8:45 ` window-safely-shrinkable-p martin rudalics
2011-06-12 3:29 ` window-safely-shrinkable-p [was Re: Pretest begins end-June] Stefan Monnier
2011-06-12 8:45 ` martin rudalics
2011-06-14 3:01 ` Stefan Monnier
2011-06-08 3:31 ` 23.4 " Glenn Morris
2011-06-08 15:35 ` Stefan Monnier
2011-06-08 19:21 ` Daniel Colascione
2011-06-09 4:15 ` Stefan Monnier
2011-06-13 16:29 ` Pretest begins end-June Dan Nicolaescu
2011-06-13 17:19 ` Eli Zaretskii
2011-06-13 21:37 ` Chong Yidong
2011-06-14 2:58 ` Stefan Monnier
2011-06-15 14:58 ` deriving from prog-mode (was: Re: Pretest begins end-June) Dan Nicolaescu
2011-06-18 16:26 ` deriving from prog-mode Chong Yidong
2011-06-19 5:59 ` Dan Nicolaescu
2011-06-20 1:48 ` Stefan Monnier
2011-06-26 20:45 ` Chong Yidong
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