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From: Lars Ingebrigtsen <larsi@gnus.org>
To: YAMAMOTO Mitsuharu <mituharu@math.s.chiba-u.ac.jp>
Cc: 3347@debbugs.gnu.org
Subject: bug#3347: 23.0.93; unnecessary display updates with mouse-drag-region
Date: Mon, 14 Sep 2020 16:44:39 +0200	[thread overview]
Message-ID: <87h7s08lk8.fsf@gnus.org> (raw)
In-Reply-To: <wl4ovd6e4d.wl%mituharu@math.s.chiba-u.ac.jp> (YAMAMOTO Mitsuharu's message of "Fri, 22 May 2009 11:54:58 +0900")

YAMAMOTO Mitsuharu <mituharu@math.s.chiba-u.ac.jp> writes:

> Mouse dragging over a text in the default face causes unnecessary
> updates in other windows displaying the same buffer.
>
> Steps to reproduce:
>
>   1. Invoke "Quartz Debug.app" on Mac OS X and check the "Flash screen
>      updates" button.
>   2. $ emacs -Q -D
>   3. C-x 2
>   4. Drag the mouse over the *scratch* buffer text in the first
>      window.

(This was 11 years ago.)

The Quartz Debug app doesn't seem to exist on Macos any more, so I'm
unable to try the recipe.

Do you still see this problem in more recent versions of Emacs?

-- 
(domestic pets only, the antidote for overdose, milk.)
   bloggy blog: http://lars.ingebrigtsen.no





  parent reply	other threads:[~2020-09-14 14:44 UTC|newest]

Thread overview: 8+ messages / expand[flat|nested]  mbox.gz  Atom feed  top
2009-05-22  2:54 bug#3347: 23.0.93; unnecessary display updates with mouse-drag-region YAMAMOTO Mitsuharu
2009-05-23  2:00 ` YAMAMOTO Mitsuharu
2020-09-14 14:44 ` Lars Ingebrigtsen [this message]
2020-09-16  4:25   ` YAMAMOTO Mitsuharu
2020-12-09 15:11   ` Lars Ingebrigtsen
2020-12-09 16:39     ` Lars Ingebrigtsen
  -- strict thread matches above, loose matches on Subject: below --
2009-06-10 16:50 Chong Yidong
2009-06-11  0:28 ` YAMAMOTO Mitsuharu

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