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Re: Excessive redraw of overlapping/overlapped rows?

From: YAMAMOTO Mitsuharu
Subject: Re: Excessive redraw of overlapping/overlapped rows?
Date: Wed, 28 Sep 2005 17:25:27 +0900
User-agent: Wanderlust/2.14.0 (Africa) SEMI/1.14.6 (Maruoka) FLIM/1.14.6 (Marutamachi) APEL/10.6 Emacs/22.0.50 (sparc-sun-solaris2.8) MULE/5.0 (SAKAKI)

>>>>> On Mon, 26 Sep 2005 21:19:32 +0200, David Kastrup <address@hidden> said:

> If mode line updates change the height of the mode line (because of
> descenders, or images or stuff like that), it is conceivable that
> something happens with the display, though likely not on all lines
> at once.  Even for line number updates, if you use line numbers with
> a non-constant height (old-style numerals).

So the question would be: can't other parts that set `changed_p' in
update_window() detect such cases?  I'm not certain about this
question, but if not, then additional conditions would be needed as
you said.

                                     YAMAMOTO Mitsuharu

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