From: Stefan Monnier <monnier@iro.umontreal.ca>
To: help-gnu-emacs@gnu.org
Subject: Re: Modal Keyboard Layout for EMACS
Date: Thu, 22 Nov 2012 18:21:10 -0500 [thread overview]
Message-ID: <jwvfw41e19c.fsf-monnier+gmane.emacs.help@gnu.org> (raw)
In-Reply-To: 5f81bc03-eafb-4330-96b1-383d17886c0c@googlegroups.com
> I would like to write a small VI emulator for Emacs. By small, I mean
> really small. The source code should not go beyond 100 lines. I also
> need a better keyboard map than one can find in VIM. The ESC key
> should be replaced by a key that a typist can easily reach with the
> right hand.
The shortest code (a single line) might look something like:
(viper-mode 1)
But I guess that's not what you mean.
> However, if I replace / slash for the square bracket, the program
> below does not work correctly. I mean, it ignores my remap of the /
> slash key. If I press slash after replacing / slash for the
> occurrences of [ the program fails to enter normal command mode.
I don't see any obvious reason why that would be the case. I suggest
you look at what C-h k / says to help you figure out what's going on.
I also appended my own take on the problem.
Stefan
(defvar mvi-command-mode-map
(let ((map (make-sparse-keymap)))
(define-key map "h" 'backward-char)
(define-key map "j" 'next-line)
(define-key map "k" 'previous-line)
(define-key map "l" 'forward-char)
(define-key map "i" 'mvi-insert-mode)
(define-key map "/" 'mvi-doubled-self-insert-key)
map))
(defun mvi-doubled-self-insert-key ()
(interactive)
(call-interactively 'self-insert-command)
(mvi-insert-mode 1))
(define-minor-mode mvi-command-mode
"Minimalistic VI-like mode."
:lighter " <N>"
:global t
(if mvi-command-mode (mvi-normal-mode -1)))
(defvar mvi-command-mode-map
(let ((map (make-sparse-keymap)))
(define-key map "\e" 'mvi-command-mode)
(define-key map "/" 'mvi-command-mode)
map))
(define-minor-mode mvi-insert-mode
"Normal Emacs editing mode with escape to VI mode."
:lighter " <I>"
:global t
(if mvi-insert-mode (mvi-command-mode -1)))
next prev parent reply other threads:[~2012-11-22 23:21 UTC|newest]
Thread overview: 9+ messages / expand[flat|nested] mbox.gz Atom feed top
2012-11-22 20:04 Modal Keyboard Layout for EMACS Junia
2012-11-22 20:52 ` Junia
2012-11-22 23:21 ` Stefan Monnier [this message]
[not found] ` <mailman.13585.1353626494.855.help-gnu-emacs@gnu.org>
2012-11-23 12:55 ` sergiusruiz
2012-11-23 16:53 ` sergiusruiz
2012-11-23 18:55 ` Stefan Monnier
[not found] ` <mailman.13650.1353696942.855.help-gnu-emacs@gnu.org>
2012-11-24 0:00 ` rosangelamesil
2012-11-24 1:56 ` rosangelamesil
2012-11-24 3:16 ` rosangelamesil
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