Re: terminal scrolling in help

[Stefan Kangas]

Eli Zaretskii <eliz@gnu.org> writes:

>> From: Colin Baxter 😺 <m43cap@yandex.com>
>> Cc:
>> Date: Mon, 13 Dec 2021 07:39:02 +0000
>>
>> 1. emacs-27.2 -nw -Q <RET>
>> 2. C-h ?
>>
>> The user is then told to use Space or Del to scroll options. This works
>> in xterm, stterm and urxvt.
>>
>> In emacs-28.0.90 (and emacs-29.0.50) the user is now told to use
>> <PageDown>, <PageUp> to scroll, neither of which work in xterm,
>> stterm or urxvt
>>
>> I am wondering why the scroll advice was changed?

Because those are more natural keys to use on graphical displays.

> How about providing a patch that adds SPC and DEL to the advice?

Can we detect that we are running in a terminal and show SPC and DEL
there, while showing <PageDown> and <PageUp> on graphical displays?