GNU bug report logs - #64868
29.1; C-x O binding suggestion for (other-window -1)

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Message #38 received at 64868 <at> debbugs.gnu.org (full text, mbox):

From: Eli Zaretskii <eliz <at> gnu.org>
To: Van Ly <van.ly <at> sdf.org>
Cc: 64868 <at> debbugs.gnu.org
Subject: Re: bug#64868: 29.1; C-x O binding suggestion for (other-window -1)
Date: Wed, 02 Aug 2023 20:01:29 +0300

> Date: Wed, 2 Aug 2023 16:45:35 GMT
> From: Van Ly <van.ly <at> sdf.org>
> Cc: 64868 <at> debbugs.gnu.org
> 
> > > Is there a way to overlay ``b'' in the read-only modes such as
> > > view-mode to function in the opposite direction to SPC.
> > 
> > I don't understand what you mean by "overlay".  The function in the
> > opposite direction of SPC is View-scroll-page-backward, so if you want
> > to bind it to some non-default key, you can (although it already has a
> > convenient binding to S-SPC).
> 
> As examples, in the occur-mode-hook and view-mode-hook I map "b" to
> scroll-down-command and View-scroll-line-backward.  Can that be done
> once by grouping occur-mode and view-mode as members in a read-only
> mode for "b" to function that way to page in the opposite direction
> SPC would scroll?

Each mode has its own keymap.  So no, that's not possible, by using
just the key binding commands.

> Well, in view-mode there are many "self-insert-command" keys mapped
> such as "b" or "i" or "j".  I expect the key bindings to
> self-insert-command in read-only modes to be unused.

That's not how such Emacs modes work.  Having commands bound to
self-inserting characters make it easy to invoke those commands.

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