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From: Stefan Monnier via Users list for the GNU Emacs text editor <help-gnu-emacs@gnu.org>
To: help-gnu-emacs@gnu.org
Subject: Re: Explanation Request for the Function set-transient-map in subr.el
Date: Fri, 12 Nov 2021 09:41:07 -0500	[thread overview]
Message-ID: <jwvfss1xwsh.fsf-monnier+emacs@gnu.org> (raw)
In-Reply-To: MoFBRB4--3-2@tutanota.de

> What does this section do? In what situations this-command gets called using
> keys of the transient map but it is not equal to itself? What does mc mean?
>
> ((eq t keep-pred)
>   (let ((mc (lookup-key map (this-command-keys-vector))))
>   ;; If the key is unbound `this-command` is
>   ;; nil and so is `mc`.
>     (and mc (eq this-command mc))))

It checks whether the user used one of the bindings from the `map` as
opposed to one of the bindings from other active keymaps (e.g. the
global map).


        Stefan




  reply	other threads:[~2021-11-12 14:41 UTC|newest]

Thread overview: 14+ messages / expand[flat|nested]  mbox.gz  Atom feed  top
2021-11-11 18:10 Explanation Request for the Function set-transient-map in subr.el xenodasein--- via Users list for the GNU Emacs text editor
2021-11-12 14:41 ` Stefan Monnier via Users list for the GNU Emacs text editor [this message]
2021-11-14 12:08 ` FWD: " xenodasein--- via Users list for the GNU Emacs text editor
2021-11-14 13:04   ` xenodasein--- via Users list for the GNU Emacs text editor
2021-11-14 23:13     ` Stefan Monnier via Users list for the GNU Emacs text editor
2021-11-28 18:12   ` xenodasein--- via Users list for the GNU Emacs text editor
2021-11-28 19:17     ` Michael Heerdegen
2021-11-28 19:45     ` Stefan Monnier
2021-11-28 20:48       ` xenodasein--- via Users list for the GNU Emacs text editor
2021-11-28 21:07         ` Stefan Monnier via Users list for the GNU Emacs text editor
2021-11-28 21:24           ` Michael Heerdegen
2021-11-28 22:29         ` xenodasein--- via Users list for the GNU Emacs text editor
2021-11-28 22:44           ` xenodasein--- via Users list for the GNU Emacs text editor
2021-11-29 10:28             ` Michael Heerdegen

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