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Re: [O] Bug: performance of scrolling in large example blocks is poor


From: Bastien
Subject: Re: [O] Bug: performance of scrolling in large example blocks is poor
Date: Sat, 22 Mar 2014 08:50:50 +0100
User-agent: Gnus/5.13 (Gnus v5.13) Emacs/24.4.50 (gnu/linux)

Hi Ian,

Ian Kelling <address@hidden> writes:

> Testcase: 1 megabyte of text lines in an example block, drag the scrollbar to 
> a
> location you haven't been to yet.
>
> It often freezes for a few seconds, and doing things while its frozen like
> scrolling more can quickly make it freeze for a minute or so. Remove the 
> example
> block enclosure, and it becomes totally interactive.

Yes, there is room for improvement in the fontification engine
of Org, but this requires a lot of rewrite.  For now I suggest
not to add 1 megabyte of text in a source code block...

-- 
 Bastien



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