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Re: address@hidden: Re: jit lock sit-for provokes redisplay provokes ime

From: Kim F. Storm
Subject: Re: address@hidden: Re: jit lock sit-for provokes redisplay provokes imenu]
Date: Thu, 31 Aug 2006 09:49:00 +0200
User-agent: Gnus/5.11 (Gnus v5.11) Emacs/22.0.50 (gnu/linux)

martin rudalics <address@hidden> writes:

> The buffer changes during scrolling and window resizing, however, are
> considerably more serious since they affect responsiveness of Emacs.  My
> Emacs considerably lags behind other applications during scrolling and
> flickers noticeably whenever I drag a modeline.  Now consider that for
> every _single_ line dragged or scrolled I call `imenu-update-menubar'.
> The only buffer "change" here is the fontification of one single line.
> That doesn't make any sense.  And it makes the speed of scrolling depend
> (1) on the size of the buffer and (2) the quality of a thing like
> `imenu-create-index-function'.  Wouldn't it make more sense to spend
> that time to filter out, for example, all those definitions Imenu finds
> in C comments or strings?

And you changes (at the C level + imenu) fixes all these problems, right?

If, so I think we are wasting our time discussing sub-optimal ways to
fix a specific problem where we already have a generic solution.

Can't we just install Martin's patch and get closer to the pretest??

Kim F. Storm <address@hidden> http://www.cua.dk

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