GNU bug report logs - #48764
mini-buffer completion

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From: jaime.escalante <at> gmx.com
To: Drew Adams <drew.adams <at> oracle.com>
Cc: Lars Ingebrigtsen <larsi <at> gnus.org>, "48764 <at> debbugs.gnu.org" <48764 <at> debbugs.gnu.org>
Subject: bug#48764: [External] : bug#48764: mini-buffer completion
Date: Tue, 1 Jun 2021 18:06:46 +0200

> Sent: Wednesday, June 02, 2021 at 4:00 AM
> From: "Drew Adams" <drew.adams <at> oracle.com>
> To: "Lars Ingebrigtsen" <larsi <at> gnus.org>, "jaime.escalante <at> gmx.com" <jaime.escalante <at> gmx.com>
> Cc: "48764 <at> debbugs.gnu.org" <48764 <at> debbugs.gnu.org>
> Subject: RE: [External] : bug#48764: mini-buffer completion
>
> > > But the mini-buffer does not provide the user with any indication that
> > > he can use the "up" and "down" keys to navigate a list of settings.
> > > It would be beneficial to introduce some kind of glyph or indicator in
> > > the mini-buffer to make the user aware that arrow keys can be used,
> > > and be described in the manual.
> >
> > It should not come as a surprise that basic navigation keys allow you to
> > navigate basically.
> >
> > Closing.
>
> I wouldn't argue that the minibuffer itself needs to
> provide any such indication.  (Some doc should perhaps
> mention it, however.)  I agree with you about that.
>
> But the reply that users should expect "basic navigation
> keys" to "navigate basically" presents things in a
> distorted way.

In an extremely distorted way.  I try to get to developer's head about it, yet few
are capable of listening.

> Basic navigation keys generally do work in the basic,
> i.e., ordinary way in the minibuffer.  But <up> and
> <down> do NOT do so.  Their normal/basic behavior is
> to move up or down a line of text.  They _could_ do that
> in the minibuffer, but they don't.  Likewise, `C-n' and
> `C-p'.
>
> So while I tend to agree that the minibuffer itself
> need not advertise what <up> and <down> do, the argument
> that you gave is specious, IMO.  In fact, it argues the
> opposite: it argues that <up> and <down> (and `C-[n|p]')
> should "allow you to navigate basically", i.e., move up
> and down a line of minibuffer text.
>
> Not to mention that _cycling_ candidates is not a basic
> navigation behavior.  It's not a navigation behavior at
> all.  It doesn't move point or the mouse pointer, doesn't
> move focus, or do any of the things one might think of as
> "basic navigation" behavior.
>

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