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Re: jit lock sit-for provokes redisplay provokes imenu
From: |
Chong Yidong |
Subject: |
Re: jit lock sit-for provokes redisplay provokes imenu |
Date: |
Mon, 21 Aug 2006 11:20:52 -0400 |
User-agent: |
Gnus/5.11 (Gnus v5.11) Emacs/22.0.50 (gnu/linux) |
address@hidden (Kim F. Storm) writes:
>> This assumes that the patch does indeed solve the original problem
>> (too many imenu updates during redisplay). I haven't been able to
>> reproduce this problem, but presumably someone can.
>
> Is this change still needed for fixing the original problem if we
> completely eliminate sit-for in jit-lock?
I don't think the jit-lock change will resolve this particular
problem, which is that the text property changes during each jit-lock
fontification leads to excessive imenu updates.
> OTOH, adding buffer-chars-modified-tick in itself (and the change to
> imenu)still seems like a good thing, and I also think the change is
> safe. But we need updates for lispref and NEWS.
Yep.