mirror of
https://git.savannah.gnu.org/git/emacs.git
synced 2024-12-27 10:54:40 +00:00
276 lines
10 KiB
EmacsLisp
276 lines
10 KiB
EmacsLisp
;;; keypad.el --- simplified keypad bindings
|
|
|
|
;; Copyright (C) 2002 Free Software Foundation, Inc.
|
|
|
|
;; Author: Kim F. Storm <storm@cua.dk>
|
|
;; Keywords: keyboard convenience
|
|
|
|
;; This file is part of GNU Emacs.
|
|
|
|
;; GNU Emacs is free software; you can redistribute it and/or modify
|
|
;; it under the terms of the GNU General Public License as published by
|
|
;; the Free Software Foundation; either version 2, or (at your option)
|
|
;; any later version.
|
|
|
|
;; GNU Emacs is distributed in the hope that it will be useful,
|
|
;; but WITHOUT ANY WARRANTY; without even the implied warranty of
|
|
;; MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
|
|
;; GNU General Public License for more details.
|
|
|
|
;; You should have received a copy of the GNU General Public License
|
|
;; along with GNU Emacs; see the file COPYING. If not, write to the
|
|
;; Free Software Foundation, Inc., 59 Temple Place - Suite 330,
|
|
;; Boston, MA 02111-1307, USA.
|
|
|
|
;;; Commentary:
|
|
|
|
;; The keypad package allows easy binding of the keypad keys to
|
|
;; various commonly used sets of commands.
|
|
;;
|
|
;; With the following setup, the keypad can be used for numeric data
|
|
;; entry when NumLock is off, and to give numeric prefix arguments to
|
|
;; emacs commands, when NumLock on on.
|
|
;;
|
|
;; keypad-setup => Plain Numeric Keypad
|
|
;; keypad-numlock-setup => Prefix numeric args
|
|
;;
|
|
;; +--------+--------+--------+
|
|
;; | M-7 | M-8 | M-9 | <- numlock on
|
|
;; | 7 | 8 | 9 | <- numlock off
|
|
;; +--------+--------+--------+
|
|
;; | M-4 | M-5 | M-6 |
|
|
;; | 4 | 5 | 6 |
|
|
;; +--------+--------+--------+
|
|
;; | M-1 | M-2 | M-3 |
|
|
;; | 1 | 2 | 3 |
|
|
;; +--------+--------+--------+
|
|
;; | M-0 | M-- |
|
|
;; | 0 | . |
|
|
;; +-----------------+--------+
|
|
|
|
;; The following keypad setup is used for navigation together with
|
|
;; modes like cua-mode which uses shifted movement keys to extend the
|
|
;; region.
|
|
;;
|
|
;; keypad-setup => Cursor keys
|
|
;; keypad-shifted-setup => Shifted cursor keys
|
|
;;
|
|
;; +--------+--------+--------+
|
|
;; | S-home | S-up | S-PgUp | <- shifted, numlock off
|
|
;; | Home | up | PgUp | <- unshifted, numlock off
|
|
;; +--------+--------+--------+
|
|
;; | S-left |S-space |S-right |
|
|
;; | left | space | right |
|
|
;; +--------+--------+--------+
|
|
;; | S-end | S-down | S-PgDn |
|
|
;; | end | down | PgDn |
|
|
;; +--------+--------+--------+
|
|
;; | S-insert |S-delete|
|
|
;; | insert | delete |
|
|
;; +-----------------+--------+
|
|
|
|
;; The following setup binds the unshifted keypad keys to plain
|
|
;; numeric keys when NumLock is either on or off, but the decimal key
|
|
;; produces either a . (NumLock off) or a , (NumLock on). This is
|
|
;; useful for e.g. Danish users where the decimal separator is a
|
|
;; comma.
|
|
;;
|
|
;; keypad-setup => Plain Numeric Keypad
|
|
;; keypad-numlock-setup => Numeric Keypad with Decimal key: ,
|
|
;;
|
|
;; +--------+--------+--------+
|
|
;; | 7 | 8 | 9 | <- numlock on
|
|
;; | 7 | 8 | 9 | <- numlock off
|
|
;; +--------+--------+--------+
|
|
;; | 4 | 5 | 6 |
|
|
;; | 4 | 5 | 6 |
|
|
;; +--------+--------+--------+
|
|
;; | 1 | 2 | 3 |
|
|
;; | 1 | 2 | 3 |
|
|
;; +--------+--------+--------+
|
|
;; | 0 | , |
|
|
;; | 0 | . |
|
|
;; +-----------------+--------+
|
|
|
|
;;; Code:
|
|
|
|
(provide 'keypad)
|
|
|
|
;;; Customization
|
|
|
|
;;;###autoload
|
|
(defcustom keypad-setup nil
|
|
"Specifies the keypad setup for unshifted keypad keys when NumLock is off.
|
|
When selecting the plain numeric keypad setup, the character returned by the
|
|
decimal key must be specified."
|
|
:set (lambda (symbol value)
|
|
(if value
|
|
(keypad-setup value nil nil value)))
|
|
:initialize 'custom-initialize-default
|
|
:link '(emacs-commentary-link "keypad.el")
|
|
:version "22.1"
|
|
:type '(choice (const :tag "Plain numeric keypad" numeric)
|
|
(character :tag "Numeric Keypad with Decimal Key"
|
|
:match (lambda (widget value) (integerp value))
|
|
:value ?.)
|
|
(const :tag "Numeric prefix arguments" prefix)
|
|
(const :tag "Cursor keys" cursor)
|
|
(const :tag "Shifted cursor keys" S-cursor)
|
|
(const :tag "Unspecified/User-defined" none)
|
|
(other :tag "Keep existing bindings" nil))
|
|
:require 'keypad
|
|
:group 'keyboard)
|
|
|
|
;;;###autoload
|
|
(defcustom keypad-numlock-setup nil
|
|
"Specifies the keypad setup for unshifted keypad keys when NumLock is on.
|
|
When selecting the plain numeric keypad setup, the character returned by the
|
|
decimal key must be specified."
|
|
:set (lambda (symbol value)
|
|
(if value
|
|
(keypad-setup value t nil value)))
|
|
:initialize 'custom-initialize-default
|
|
:link '(emacs-commentary-link "keypad.el")
|
|
:version "22.1"
|
|
:type '(choice (const :tag "Plain numeric keypad" numeric)
|
|
(character :tag "Numeric Keypad with Decimal Key"
|
|
:match (lambda (widget value) (integerp value))
|
|
:value ?.)
|
|
(const :tag "Numeric prefix arguments" prefix)
|
|
(const :tag "Cursor keys" cursor)
|
|
(const :tag "Shifted cursor keys" S-cursor)
|
|
(const :tag "Unspecified/User-defined" none)
|
|
(other :tag "Keep existing bindings" nil))
|
|
:require 'keypad
|
|
:group 'keyboard)
|
|
|
|
;;;###autoload
|
|
(defcustom keypad-shifted-setup nil
|
|
"Specifies the keypad setup for shifted keypad keys when NumLock is off.
|
|
When selecting the plain numeric keypad setup, the character returned by the
|
|
decimal key must be specified."
|
|
:set (lambda (symbol value)
|
|
(if value
|
|
(keypad-setup value nil t value)))
|
|
:initialize 'custom-initialize-default
|
|
:link '(emacs-commentary-link "keypad.el")
|
|
:version "22.1"
|
|
:type '(choice (const :tag "Plain numeric keypad" numeric)
|
|
(character :tag "Numeric Keypad with Decimal Key"
|
|
:match (lambda (widget value) (integerp value))
|
|
:value ?.)
|
|
(const :tag "Numeric prefix arguments" prefix)
|
|
(const :tag "Cursor keys" cursor)
|
|
(const :tag "Shifted cursor keys" S-cursor)
|
|
(const :tag "Unspecified/User-defined" none)
|
|
(other :tag "Keep existing bindings" nil))
|
|
:require 'keypad
|
|
:group 'keyboard)
|
|
|
|
;;;###autoload
|
|
(defcustom keypad-numlock-shifted-setup nil
|
|
"Specifies the keypad setup for shifted keypad keys when NumLock is off.
|
|
When selecting the plain numeric keypad setup, the character returned by the
|
|
decimal key must be specified."
|
|
:set (lambda (symbol value)
|
|
(if value
|
|
(keypad-setup value t t value)))
|
|
:initialize 'custom-initialize-default
|
|
:link '(emacs-commentary-link "keypad.el")
|
|
:version "22.1"
|
|
:type '(choice (const :tag "Plain numeric keypad" numeric)
|
|
(character :tag "Numeric Keypad with Decimal Key"
|
|
:match (lambda (widget value) (integerp value))
|
|
:value ?.)
|
|
(const :tag "Numeric prefix arguments" prefix)
|
|
(const :tag "Cursor keys" cursor)
|
|
(const :tag "Shifted cursor keys" S-cursor)
|
|
(const :tag "Unspecified/User-defined" none)
|
|
(other :tag "Keep existing bindings" nil))
|
|
:require 'keypad
|
|
:group 'keyboard)
|
|
|
|
|
|
;;;###autoload
|
|
(defun keypad-setup (setup &optional numlock shift decimal)
|
|
"Set keypad bindings in function-key-map according to SETUP.
|
|
If optional second argument NUMLOCK is non-nil, the NumLock On bindings
|
|
are changed. Otherwise, the NumLock Off bindings are changed.
|
|
If optional third argument SHIFT is non-nil, the shifted keypad
|
|
keys are bound.
|
|
|
|
Setup Binding
|
|
-------------------------------------------------------------
|
|
'prefix Command prefix argument, i.e. M-0 .. M-9 and M--
|
|
'S-cursor Bind shifted keypad keys to the shifted cursor movement keys.
|
|
'cursor Bind keypad keys to the cursor movement keys.
|
|
'numeric Plain numeric keypad, i.e. 0 .. 9 and . (or DECIMAL arg)
|
|
'none Removes all bindings for keypad keys in function-key-map;
|
|
this enables any user-defined bindings for the keypad keys
|
|
in the global and local keymaps.
|
|
|
|
If SETUP is 'numeric and the optional fourth argument DECIMAL is non-nil,
|
|
the decimal key on the keypad is mapped to DECIMAL instead of `.'"
|
|
(let* ((i 0)
|
|
(var (cond
|
|
((and (not numlock) (not shift)) 'keypad-setup)
|
|
((and (not numlock) shift) 'keypad-shifted-setup)
|
|
((and numlock (not shift)) 'keypad-numlock-setup)
|
|
((and numlock shift) 'keypad-numlock-shifted-setup)))
|
|
(kp (cond
|
|
((eq var 'keypad-setup)
|
|
[kp-delete kp-insert kp-end kp-down kp-next kp-left
|
|
kp-space kp-right kp-home kp-up kp-prior])
|
|
((eq var 'keypad-shifted-setup)
|
|
[S-kp-decimal S-kp-0 S-kp-1 S-kp-2 S-kp-3 S-kp-4
|
|
S-kp-5 S-kp-6 S-kp-7 S-kp-8 S-kp-9])
|
|
((eq var 'keypad-numlock-setup)
|
|
[kp-decimal kp-0 kp-1 kp-2 kp-3 kp-4
|
|
kp-5 kp-6 kp-7 kp-8 kp-9])
|
|
((eq var 'keypad-numlock-shifted-setup)
|
|
[S-kp-delete S-kp-insert S-kp-end S-kp-down S-kp-next S-kp-left
|
|
S-kp-space S-kp-right S-kp-home S-kp-up S-kp-prior])))
|
|
(bind
|
|
(cond
|
|
((or (eq setup 'numeric)
|
|
(char-valid-p setup))
|
|
(if (eq decimal 'numeric)
|
|
(setq decimal nil))
|
|
(vector (or decimal ?.) ?0 ?1 ?2 ?3 ?4 ?5 ?6 ?7 ?8 ?9))
|
|
((eq setup 'prefix)
|
|
[?\M-- ?\M-0 ?\M-1 ?\M-2 ?\M-3 ?\M-4
|
|
?\M-5 ?\M-6 ?\M-7 ?\M-8 ?\M-9])
|
|
((eq setup 'cursor)
|
|
[delete insert end down next left
|
|
space right home up prior])
|
|
((eq setup 'S-cursor)
|
|
[S-delete S-insert S-end S-down S-next S-left
|
|
S-space S-right S-home S-up S-prior])
|
|
((eq setup 'none)
|
|
nil)
|
|
(t
|
|
(signal 'error (list "Unknown keypad setup: " setup))))))
|
|
|
|
(set var setup)
|
|
|
|
;; Bind the keys in KP list to BIND list in function-key-map.
|
|
;; If BIND is nil, all bindings for the keys are removed.
|
|
(if (not (boundp 'function-key-map))
|
|
(setq function-key-map (make-sparse-keymap)))
|
|
|
|
(while (< i 11)
|
|
(define-key function-key-map (vector (aref kp i))
|
|
(if bind (vector (aref bind i))))
|
|
(if (= i 6)
|
|
(cond ((eq (aref kp i) 'kp-space)
|
|
(define-key function-key-map [kp-begin]
|
|
(if bind (vector (aref bind i)))))
|
|
((eq (aref kp i) 'S-kp-space)
|
|
(define-key function-key-map [S-kp-begin]
|
|
(if bind (vector (aref bind i)))))))
|
|
|
|
(setq i (1+ i)))))
|
|
|
|
;;; arch-tag: 0899d2bd-9e12-4b4e-9aef-d0014d3b6414
|
|
;;; keypad.el ends here
|