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bug#3347: 23.0.93; unnecessary display updates with mouse-drag-region
From: |
Lars Ingebrigtsen |
Subject: |
bug#3347: 23.0.93; unnecessary display updates with mouse-drag-region |
Date: |
Mon, 14 Sep 2020 16:44:39 +0200 |
User-agent: |
Gnus/5.13 (Gnus v5.13) Emacs/28.0.50 (gnu/linux) |
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
- bug#3347: 23.0.93; unnecessary display updates with mouse-drag-region,
Lars Ingebrigtsen <=