From: Yuan Fu <casouri@gmail.com>
To: Stefan Kangas <stefankangas@gmail.com>
Cc: Po Lu <luangruo@yahoo.com>, 68196@debbugs.gnu.org
Subject: bug#68196: 30.0.50; pixel-scroll-precision-mode won't scroll with scroll-margin 2 using macbook trackpad
Date: Mon, 1 Jan 2024 19:12:35 -0800 [thread overview]
Message-ID: <7CEA24EB-B62E-4EEE-A2C4-4FED27FF5105@gmail.com> (raw)
In-Reply-To: <CADwFkmn53hyijSFrGRKg=G1P1eKg5oqBQrnu=pXZXcmw4cphzQ@mail.gmail.com>
> On Jan 1, 2024, at 3:05 PM, Stefan Kangas <stefankangas@gmail.com> wrote:
>
> Scrolling slowly with the trackpad in `pixel-scroll-precision-mode'
> doesn't work as expected on my recent Macbook Pro with the below
> settings.
>
> Recipe to reproduce:
>
> 1. Evaluate this form in emacs -Q:
>
> (progn (setq scroll-step 0)
> (setq scroll-conservatively 500)
> (setq scroll-margin 2)
> (pixel-scroll-precision-mode))
>
> 2. Go to some sufficiently long buffer, scroll down a bit and move point
> to the top of the window: C-h i C-v
>
> 3. Scroll down slowly using the trackpad.
>
> The window does not scroll down, instead it just bounces back and forth
> at the top.
>
> Note that if I scroll fast enough, the window does scroll down as
> expected.
I think precision scroll requires you to set scroll-margin to 0. I don’t remember where I learnt that fact, CCing Lu since he must know.
Yuan
next prev parent reply other threads:[~2024-01-02 3:12 UTC|newest]
Thread overview: 4+ messages / expand[flat|nested] mbox.gz Atom feed top
2024-01-01 23:05 bug#68196: 30.0.50; pixel-scroll-precision-mode won't scroll with scroll-margin 2 using macbook trackpad Stefan Kangas
2024-01-02 3:12 ` Yuan Fu [this message]
2024-01-02 3:19 ` Po Lu via Bug reports for GNU Emacs, the Swiss army knife of text editors
2024-01-02 3:30 ` Stefan Kangas
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