GNU bug report logs - #35389
27.0.50; [PATCH] Emacs on macOS sets mouse-wheel variables directly

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Message #60 received at 35389 <at> debbugs.gnu.org (full text, mbox):

From: Tak Kunihiro <homeros.misasa <at> gmail.com>
To: Eli Zaretskii <eliz <at> gnu.org>
Cc: alan <at> idiocy.org, rpluim <at> gmail.com, npostavs <at> gmail.com,
 35389 <at> debbugs.gnu.org, Tak Kunihiro <homeros.misasa <at> gmail.com>,
 tkk <at> misasa.okayama-u.ac.jp
Subject: Re: bug#35389: 27.0.50;
 [PATCH] Emacs on macOS sets mouse-wheel variables directly
Date: Fri, 17 May 2019 08:24:48 +0900

>> >>   3. Value (1 ((shift) . 5) ((control))) is good for typical scroll and
>> >>   occasional fast scroll with the muscle memory.
>> >
>> > Item 3, the current default on macOS, makes Shift have the opposite
>> > effect from what it produces on other platforms.  Which is in general
>> > against our policy, AFAIU.
>> 
>> Value (1 ((shift) . 1) ((control))) isn't as useful as value (1 ((shift)
>> . 5) ((control))), is it?
>
> The values can be floats, not just integers.

True.  However, scrolling with float value is relative to number of
lines in a screen.  Value (1 ((shift) . 0.2) ((control))) is equal to
value (1 ((shift) . 10) ((control))).

To scroll less on shift, pixel-wise scroll is required, which is
possible on theory.

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