;;; viper-keym.el --- Viper keymaps -*- lexical-binding:t -*- ;; Copyright (C) 1994-1997, 2000-2021 Free Software Foundation, Inc. ;; Author: Michael Kifer ;; Package: viper ;; 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 3 of the License, 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. If not, see . ;;; Commentary: ;;; Code: ;; compiler pacifier (defvar viper-always) (defvar viper-current-state) (defvar viper-mode-string) (defvar viper-expert-level) (defvar viper-ex-style-editing) (defvar viper-ex-style-motion) ;; end pacifier (require 'viper-util) (declare-function viper-ex "viper-ex" (arg &optional string)) (declare-function viper-normalize-minor-mode-map-alist "viper-cmd" ()) (declare-function viper-set-mode-vars-for "viper-cmd" (state)) ;;; Variables ;;; Emacs keys in other states. (defcustom viper-want-emacs-keys-in-insert t "Set to nil if you want complete Vi compatibility in insert mode. Complete compatibility with Vi is not recommended for power use of Viper." :type 'boolean :group 'viper) (defcustom viper-want-emacs-keys-in-vi t "Set to nil if you want complete Vi compatibility in Vi mode. Full Vi compatibility is not recommended for power use of Viper." :type 'boolean :group 'viper) (defcustom viper-no-multiple-ESC t "If non-nil, multiple ESC in Vi mode will cause bell to ring. This is set to t on a windowing terminal and to `twice' on a dumb terminal (unless the user level is 1, 2, or 5). On a dumb terminal, this enables cursor keys and is generally more convenient, as terminals usually don't have a convenient Meta key. Setting it to nil will allow as many multiple ESC, as is allowed by the major mode in effect." :type 'boolean :group 'viper) (defcustom viper-want-ctl-h-help nil "If non-nil, bind C-h to help-command; otherwise, C-h gets the usual Vi bindings." :type 'boolean :group 'viper) ;;; Keymaps ;; Keymaps for vital things like \e and C-z. ;; Not for users (defvar viper-vi-intercept-map (make-sparse-keymap)) (defvar viper-insert-intercept-map (make-sparse-keymap)) (defvar viper-emacs-intercept-map (make-sparse-keymap)) (defvar-local viper-vi-local-user-map (make-sparse-keymap) "Keymap for user-defined local bindings. Useful for changing bindings such as ZZ in certain major modes. For instance, in letter-mode, one may want to bind ZZ to mh-send-letter. In a newsreader such as gnus, tin, or rn, ZZ could be bound to save-buffers-kill-emacs then post article, etc.") (put 'viper-vi-local-user-map 'permanent-local t) (defvar viper-vi-global-user-map (make-sparse-keymap) "Keymap for user-defined global bindings. These bindings are seen in all Viper buffers.") (defvar viper-vi-basic-map (make-keymap) "This is the main keymap in effect in Viper's Vi state. This map is global, shared by all buffers.") (defvar viper-vi-kbd-map (make-sparse-keymap) "This keymap keeps keyboard macros defined via the :map command.") (defvar viper-vi-diehard-map (make-sparse-keymap) "This keymap is in use when the user asks Viper to simulate Vi very closely. This happens when viper-expert-level is 1 or 2. See viper-set-expert-level.") (defvar-local viper-insert-local-user-map (make-sparse-keymap) "Auxiliary map for per-buffer user-defined keybindings in Insert state.") (put 'viper-insert-local-user-map 'permanent-local t) (defvar viper-insert-global-user-map (make-sparse-keymap) "Auxiliary map for global user-defined bindings in Insert state.") (defvar viper-insert-basic-map (make-sparse-keymap) "The basic insert-mode keymap.") (defvar viper-insert-diehard-map (make-keymap) "Map used when user wants vi-style keys in insert mode. Most of the Emacs keys are suppressed. This map overshadows viper-insert-basic-map. Not recommended, except for novice users.") (defvar viper-insert-kbd-map (make-sparse-keymap) "This keymap keeps VI-style kbd macros for insert mode.") (defvar viper-replace-map (make-sparse-keymap) "Map used in Viper's replace state.") (defvar viper-emacs-global-user-map (make-sparse-keymap) "Auxiliary map for global user-defined bindings in Emacs state.") (defvar viper-emacs-kbd-map (make-sparse-keymap) "This keymap keeps Vi-style kbd macros for Emacs mode.") (defvar-local viper-emacs-local-user-map (make-sparse-keymap) "Auxiliary map for local user-defined bindings in Emacs state.") (put 'viper-emacs-local-user-map 'permanent-local t) ;; This keymap should stay empty (defvar viper-empty-keymap (make-sparse-keymap)) ;; This was the main Vi mode in old versions of VIP which may have been ;; extensively used by VIP users. We declare it as a global var and, after ;; viper-custom-file-name is loaded, we add this keymap to viper-vi-basic-map. (defvar viper-mode-map (make-sparse-keymap)) ;; Some important keys used in viper (defcustom viper-toggle-key [(control ?z)] ; "\C-z" "The key used to change states from Emacs to Vi and back. In insert mode, this key also functions as Meta." :type 'key-sequence :group 'viper :set (lambda (symbol value) (let ((old-value (if (boundp 'viper-toggle-key) viper-toggle-key [(control ?z)]))) (mapc (lambda (buf) (with-current-buffer buf (when (and (boundp 'viper-insert-basic-map) (keymapp viper-insert-basic-map)) (when old-value (define-key viper-insert-basic-map old-value nil)) (define-key viper-insert-basic-map value 'viper-escape-to-vi)) (when (and (boundp 'viper-vi-intercept-map) (keymapp viper-vi-intercept-map)) (when old-value (define-key viper-vi-intercept-map old-value nil)) (define-key viper-vi-intercept-map value 'viper-toggle-key-action)) (when (and (boundp 'viper-emacs-intercept-map) (keymapp viper-emacs-intercept-map)) (define-key viper-emacs-intercept-map old-value nil) (define-key viper-emacs-intercept-map value 'viper-change-state-to-vi)) )) (buffer-list)) (set-default symbol value) ))) (defcustom viper-quoted-insert-key "\C-v" "The key used to quote special characters when inserting them in Insert state." :type 'string :group 'viper) (defconst viper-ESC-key (kbd "ESC") "Key used to ESC.") ;;; Variables used by minor modes ;; Association list of the form ;; ((major-mode . keymap) (major-mode . keymap) ...) ;; Viper uses these keymaps to make user-requested adjustments ;; to its Vi state in various major modes.") (defvar viper-vi-state-modifier-alist nil) ;; Association list of the form ;; ((major-mode . keymap) (major-mode . keymap) ...) ;; Viper uses these keymaps to make user-requested adjustments ;; to its Insert state in various major modes.") (defvar viper-insert-state-modifier-alist nil) ;; Association list of the form ;; ((major-mode . keymap) (major-mode . keymap) ...) ;; Viper uses these keymaps to make user-requested adjustments ;; to its Emacs state in various major modes. (defvar viper-emacs-state-modifier-alist nil) ;; The list of viper keymaps. Set by viper-normalize-minor-mode-map-alist (defvar-local viper--key-maps nil) (defvar-local viper--intercept-key-maps nil) ;; Tells viper-add-local-keys to create a new viper-vi-local-user-map for new ;; buffers. Not a user option. (defvar-local viper-need-new-vi-local-map t "") (put 'viper-need-new-vi-local-map 'permanent-local t) ;; Tells viper-add-local-keys to create a new viper-insert-local-user-map for ;; new buffers. Not a user option. (defvar-local viper-need-new-insert-local-map t "") (put 'viper-need-new-insert-local-map 'permanent-local t) ;; Tells viper-add-local-keys to create a new viper-emacs-local-user-map for ;; new buffers. Not a user option. (defvar-local viper-need-new-emacs-local-map t "") (put 'viper-need-new-emacs-local-map 'permanent-local t) ;; Insert mode keymap ;; for novice users, pretend you are the real vi. (define-key viper-insert-diehard-map "\t" 'viper-insert-tab) (define-key viper-insert-diehard-map "\C-a" 'self-insert-command) (define-key viper-insert-diehard-map "\C-b" 'self-insert-command) (define-key viper-insert-diehard-map "\C-c" 'viper-change-state-to-vi) (define-key viper-insert-diehard-map "\C-e" 'self-insert-command) (define-key viper-insert-diehard-map "\C-f" 'self-insert-command) (define-key viper-insert-diehard-map "\C-g" 'self-insert-command) (define-key viper-insert-diehard-map "\C-i" 'self-insert-command) (define-key viper-insert-diehard-map "\C-k" 'self-insert-command) (define-key viper-insert-diehard-map "\C-l" 'self-insert-command) (define-key viper-insert-diehard-map "\C-n" 'self-insert-command) (define-key viper-insert-diehard-map "\C-o" 'self-insert-command) (define-key viper-insert-diehard-map "\C-p" 'self-insert-command) (define-key viper-insert-diehard-map "\C-q" 'self-insert-command) (define-key viper-insert-diehard-map "\C-r" 'self-insert-command) (define-key viper-insert-diehard-map "\C-s" 'self-insert-command) (define-key viper-insert-diehard-map "\C-u" 'viper-erase-line) (define-key viper-insert-diehard-map "\C-x" 'self-insert-command) (define-key viper-insert-diehard-map "\C-y" 'self-insert-command) (define-key viper-insert-diehard-map "\C-z" 'self-insert-command) (define-key viper-insert-diehard-map "\C-]" 'self-insert-command) (define-key viper-insert-diehard-map "\C-_" 'self-insert-command) (let ((i ?\ )) (while (<= i ?~) (define-key viper-insert-diehard-map (make-string 1 i) 'self-insert-command) (setq i (1+ i)))) ;; Insert mode map when user wants emacs style (define-key viper-insert-basic-map "\C-d" 'viper-backward-indent) (define-key viper-insert-basic-map "\C-w" 'viper-delete-backward-word) (define-key viper-insert-basic-map "\C-t" 'viper-forward-indent) (define-key viper-insert-basic-map viper-quoted-insert-key 'quoted-insert) (define-key viper-insert-basic-map "\C-?" 'viper-del-backward-char-in-insert) (define-key viper-insert-basic-map [backspace] 'viper-del-backward-char-in-insert) (define-key viper-insert-basic-map "\C-\\" 'viper-alternate-Meta-key) (define-key viper-insert-basic-map viper-toggle-key 'viper-escape-to-vi) (define-key viper-insert-basic-map "\C-c\M-p" 'viper-insert-prev-from-insertion-ring) (define-key viper-insert-basic-map "\C-c\M-n" 'viper-insert-next-from-insertion-ring) ;; Replace keymap (define-key viper-replace-map "\C-t" 'viper-forward-indent) (define-key viper-replace-map "\C-j" 'viper-replace-state-carriage-return) (define-key viper-replace-map "\C-m" 'viper-replace-state-carriage-return) (define-key viper-replace-map "\C-?" 'viper-del-backward-char-in-replace) (define-key viper-replace-map [backspace] 'viper-del-backward-char-in-replace) ;; Vi keymaps (define-key viper-vi-basic-map "\C-^" (lambda () (interactive) (viper-ex nil "e#"))) (define-key viper-vi-basic-map "\C-b" 'viper-scroll-screen-back) (define-key viper-vi-basic-map "\C-d" 'viper-scroll-up) (define-key viper-vi-basic-map "\C-e" 'viper-scroll-up-one) (define-key viper-vi-basic-map "\C-f" 'viper-scroll-screen) (define-key viper-vi-basic-map "\C-m" 'viper-next-line-at-bol) (define-key viper-vi-basic-map "\C-u" 'viper-scroll-down) (define-key viper-vi-basic-map "\C-y" 'viper-scroll-down-one) ;;(define-key viper-vi-basic-map "\C-s" 'viper-isearch-forward) ;;(define-key viper-vi-basic-map "\C-r" 'viper-isearch-backward) (define-key viper-vi-basic-map "\C-c/" 'viper-toggle-search-style) (define-key viper-vi-basic-map "\C-c\C-g" 'viper-info-on-file) (define-key viper-vi-basic-map "\C-c\M-p" 'viper-prev-destructive-command) (define-key viper-vi-basic-map "\C-c\M-n" 'viper-next-destructive-command) (define-key viper-vi-basic-map " " 'viper-forward-char) (define-key viper-vi-basic-map "!" 'viper-command-argument) (define-key viper-vi-basic-map "\"" 'viper-command-argument) (define-key viper-vi-basic-map "#" 'viper-command-argument) (define-key viper-vi-basic-map "$" 'viper-goto-eol) (define-key viper-vi-basic-map "%" 'viper-paren-match) (define-key viper-vi-basic-map "&" (lambda () (interactive) (viper-ex nil "&"))) (define-key viper-vi-basic-map "'" 'viper-goto-mark-and-skip-white) (define-key viper-vi-basic-map "(" 'viper-backward-sentence) (define-key viper-vi-basic-map ")" 'viper-forward-sentence) (define-key viper-vi-basic-map "*" 'call-last-kbd-macro) (define-key viper-vi-basic-map "+" 'viper-next-line-at-bol) (define-key viper-vi-basic-map "," 'viper-repeat-find-opposite) (define-key viper-vi-basic-map "-" 'viper-previous-line-at-bol) (define-key viper-vi-basic-map "." 'viper-repeat) (define-key viper-vi-basic-map "/" 'viper-search-forward) (define-key viper-vi-basic-map "0" 'viper-beginning-of-line) (define-key viper-vi-basic-map "1" 'viper-digit-argument) (define-key viper-vi-basic-map "2" 'viper-digit-argument) (define-key viper-vi-basic-map "3" 'viper-digit-argument) (define-key viper-vi-basic-map "4" 'viper-digit-argument) (define-key viper-vi-basic-map "5" 'viper-digit-argument) (define-key viper-vi-basic-map "6" 'viper-digit-argument) (define-key viper-vi-basic-map "7" 'viper-digit-argument) (define-key viper-vi-basic-map "8" 'viper-digit-argument) (define-key viper-vi-basic-map "9" 'viper-digit-argument) (define-key viper-vi-basic-map ":" 'viper-ex) (define-key viper-vi-basic-map ";" 'viper-repeat-find) (define-key viper-vi-basic-map "<" 'viper-command-argument) (define-key viper-vi-basic-map "=" 'viper-command-argument) (define-key viper-vi-basic-map ">" 'viper-command-argument) (define-key viper-vi-basic-map "?" 'viper-search-backward) (define-key viper-vi-basic-map "@" 'viper-register-macro) (define-key viper-vi-basic-map "A" 'viper-Append) (define-key viper-vi-basic-map "B" 'viper-backward-Word) (define-key viper-vi-basic-map "C" 'viper-change-to-eol) (define-key viper-vi-basic-map "D" 'viper-kill-line) (define-key viper-vi-basic-map "E" 'viper-end-of-Word) (define-key viper-vi-basic-map "F" 'viper-find-char-backward) (define-key viper-vi-basic-map "G" 'viper-goto-line) (define-key viper-vi-basic-map "H" 'viper-window-top) (define-key viper-vi-basic-map "I" 'viper-Insert) (define-key viper-vi-basic-map "J" 'viper-join-lines) (define-key viper-vi-basic-map "K" 'viper-nil) (define-key viper-vi-basic-map "L" 'viper-window-bottom) (define-key viper-vi-basic-map "M" 'viper-window-middle) (define-key viper-vi-basic-map "N" 'viper-search-Next) (define-key viper-vi-basic-map "O" 'viper-Open-line) (define-key viper-vi-basic-map "P" 'viper-Put-back) (define-key viper-vi-basic-map "Q" 'viper-query-replace) (define-key viper-vi-basic-map "R" 'viper-overwrite) (define-key viper-vi-basic-map "S" 'viper-substitute-line) (define-key viper-vi-basic-map "T" 'viper-goto-char-backward) (define-key viper-vi-basic-map "U" 'viper-undo) (define-key viper-vi-basic-map "V" 'find-file-other-window) (define-key viper-vi-basic-map "W" 'viper-forward-Word) (define-key viper-vi-basic-map "X" 'viper-delete-backward-char) (define-key viper-vi-basic-map "Y" 'viper-yank-line) (define-key viper-vi-basic-map "ZZ" 'viper-save-kill-buffer) (define-key viper-vi-basic-map "\\" 'viper-escape-to-emacs) (define-key viper-vi-basic-map "[" 'viper-brac-function) (define-key viper-vi-basic-map "]" 'viper-ket-function) (define-key viper-vi-basic-map "\C-\\" 'viper-alternate-Meta-key) (define-key viper-vi-basic-map "^" 'viper-bol-and-skip-white) (define-key viper-vi-basic-map "`" 'viper-goto-mark) (define-key viper-vi-basic-map "a" 'viper-append) (define-key viper-vi-basic-map "b" 'viper-backward-word) (define-key viper-vi-basic-map "c" 'viper-command-argument) (define-key viper-vi-basic-map "d" 'viper-command-argument) (define-key viper-vi-basic-map "e" 'viper-end-of-word) (define-key viper-vi-basic-map "f" 'viper-find-char-forward) (define-key viper-vi-basic-map "g" 'viper-nil) (define-key viper-vi-basic-map "h" 'viper-backward-char) (define-key viper-vi-basic-map [backspace] 'viper-backward-char) (define-key viper-vi-basic-map "i" 'viper-insert) (define-key viper-vi-basic-map "j" 'viper-next-line) (define-key viper-vi-basic-map "k" 'viper-previous-line) (define-key viper-vi-basic-map "l" 'viper-forward-char) (define-key viper-vi-basic-map "m" 'viper-mark-point) (define-key viper-vi-basic-map "n" 'viper-search-next) (define-key viper-vi-basic-map "o" 'viper-open-line) (define-key viper-vi-basic-map "p" 'viper-put-back) (define-key viper-vi-basic-map "q" 'viper-nil) (define-key viper-vi-basic-map "r" 'viper-replace-char) (define-key viper-vi-basic-map "s" 'viper-substitute) (define-key viper-vi-basic-map "t" 'viper-goto-char-forward) (define-key viper-vi-basic-map "u" 'viper-undo) (define-key viper-vi-basic-map "v" 'find-file) (define-key viper-vi-basic-map "\C-v" 'find-file-other-frame) (define-key viper-vi-basic-map "w" 'viper-forward-word) (define-key viper-vi-basic-map "x" 'viper-delete-char) (define-key viper-vi-basic-map "y" 'viper-command-argument) (define-key viper-vi-basic-map "zH" 'viper-line-to-top) (define-key viper-vi-basic-map "zM" 'viper-line-to-middle) (define-key viper-vi-basic-map "zL" 'viper-line-to-bottom) (define-key viper-vi-basic-map "z\C-m" 'viper-line-to-top) (define-key viper-vi-basic-map "z." 'viper-line-to-middle) (define-key viper-vi-basic-map "z-" 'viper-line-to-bottom) (define-key viper-vi-basic-map "{" 'viper-backward-paragraph) (define-key viper-vi-basic-map "|" 'viper-goto-col) (define-key viper-vi-basic-map "}" 'viper-forward-paragraph) (define-key viper-vi-basic-map "~" 'viper-toggle-case) (define-key viper-vi-basic-map "\C-?" 'viper-backward-char) (define-key viper-vi-basic-map "_" 'viper-nil) ;;; This is viper-vi-diehard-map. Used when viper-vi-diehard-minor-mode is on. (define-key viper-vi-diehard-map "\C-a" 'viper-nil) (define-key viper-vi-diehard-map "\C-c" 'viper-nil) (define-key viper-vi-diehard-map "\C-g" 'viper-info-on-file) (define-key viper-vi-diehard-map "\C-i" 'viper-nil) (define-key viper-vi-diehard-map "\C-k" 'viper-nil) (define-key viper-vi-diehard-map "\C-l" 'redraw-display) (define-key viper-vi-diehard-map "\C-n" 'viper-next-line) (define-key viper-vi-diehard-map "\C-o" 'viper-nil) (define-key viper-vi-diehard-map "\C-p" 'viper-previous-line) (define-key viper-vi-diehard-map "\C-q" 'viper-nil) (define-key viper-vi-diehard-map "\C-r" 'redraw-display) (define-key viper-vi-diehard-map "\C-s" 'viper-nil) (define-key viper-vi-diehard-map "\C-t" 'viper-nil) (define-key viper-vi-diehard-map "\C-v" 'viper-nil) (define-key viper-vi-diehard-map "\C-w" 'viper-nil) (define-key viper-vi-diehard-map "@" 'viper-nil) (define-key viper-vi-diehard-map "_" 'viper-nil) (define-key viper-vi-diehard-map "*" 'viper-nil) (define-key viper-vi-diehard-map "#" 'viper-nil) (define-key viper-vi-diehard-map "\C-_" 'viper-nil) (define-key viper-vi-diehard-map "\C-]" 'viper-nil) ; This is actually tags. ;;; Minibuffer keymap (defvar viper-minibuffer-map (make-sparse-keymap) "Keymap used to modify keys when Minibuffer is in Insert state.") (define-key viper-minibuffer-map "\C-m" 'viper-exit-minibuffer) (define-key viper-minibuffer-map "\C-j" 'viper-exit-minibuffer) ;; Map used to read Ex-style commands. (defvar viper-ex-cmd-map (make-sparse-keymap)) (define-key viper-ex-cmd-map " " 'ex-cmd-read-exit) (define-key viper-ex-cmd-map "\t" 'ex-cmd-complete) ;; Keymap for reading file names in Ex-style commands. (defvar ex-read-filename-map (make-sparse-keymap)) (define-key ex-read-filename-map " " 'viper-complete-filename-or-exit) (define-key ex-read-filename-map "!" 'viper-handle-!) ;; Some other maps (defvar viper-slash-and-colon-map (make-sparse-keymap) "This map redefines `/' and `:' to behave as in Vi. Useful in some modes, such as Gnus, MH, etc.") (define-key viper-slash-and-colon-map ":" 'viper-ex) (define-key viper-slash-and-colon-map "/" 'viper-search-forward) (defvar viper-comint-mode-modifier-map (make-sparse-keymap) "This map modifies comint mode.") (define-key viper-comint-mode-modifier-map "\C-m" 'viper-exec-key-in-emacs) (define-key viper-comint-mode-modifier-map "\C-d" 'viper-exec-key-in-emacs) (defvar viper-dired-modifier-map (make-sparse-keymap) "This map modifies Dired behavior.") (define-key viper-dired-modifier-map ":" 'viper-ex) (define-key viper-dired-modifier-map "/" 'viper-search-forward) (defvar viper-gnus-modifier-map (make-sparse-keymap) "This map modifies Gnus behavior.") (define-key viper-gnus-modifier-map ":" 'viper-ex) ;;; Code (defun viper-add-local-keys (state alist) "Override some vi-state or insert-state bindings in the current buffer. The effect is seen in the current buffer only. Useful for customizing mailer buffers, gnus, etc. STATE is `vi-state', `insert-state', or `emacs-state'. ALIST is of the form ((key . func) (key . func) ...) Normally, this would be called from a hook to a major mode or on a per buffer basis. Usage: (viper-add-local-keys state \\='((key-str . func) (key-str . func)...)) " (let (map) (cond ((eq state 'vi-state) (if viper-need-new-vi-local-map (setq viper-vi-local-user-map (make-sparse-keymap))) (setq viper-need-new-vi-local-map nil map viper-vi-local-user-map)) ((eq state 'insert-state) (if viper-need-new-insert-local-map (setq viper-insert-local-user-map (make-sparse-keymap))) (setq viper-need-new-insert-local-map nil map viper-insert-local-user-map)) ((eq state 'emacs-state) (if viper-need-new-emacs-local-map (setq viper-emacs-local-user-map (make-sparse-keymap))) (setq viper-need-new-emacs-local-map nil map viper-emacs-local-user-map)) (t (error "Invalid state in viper-add-local-keys: %S. Valid states: vi-state, insert-state or emacs-state" state))) (viper-modify-keymap map alist) (viper-normalize-minor-mode-map-alist) (viper-set-mode-vars-for viper-current-state))) (defun viper-zap-local-keys () "Unconditionally reset Viper viper-*-local-user-map's. Rarely useful, but if you made a mistake by switching to a mode that adds undesirable local keys, e.g., comint-mode, then this function can restore sanity." (interactive) (setq viper-vi-local-user-map (make-sparse-keymap) viper-need-new-vi-local-map nil viper-insert-local-user-map (make-sparse-keymap) viper-need-new-insert-local-map nil viper-emacs-local-user-map (make-sparse-keymap) viper-need-new-emacs-local-map nil) (viper-normalize-minor-mode-map-alist)) (defun viper-modify-major-mode (mode state keymap) "Modify key bindings in a major-mode in a Viper state using a keymap. If the default for a major mode is emacs-state, then modifications to this major mode may not take effect until the buffer switches state to Vi, Insert or Emacs. If this happens, add viper-change-state-to-emacs to this major mode's hook. If no such hook exists, you may have to put an advice on the function that invokes the major mode. See viper-set-hooks for hints. The above needs not to be done for major modes that come up in Vi or Insert state by default. Arguments: (major-mode viper-state keymap)" (let ((alist (cond ((eq state 'vi-state) 'viper-vi-state-modifier-alist) ((eq state 'insert-state) 'viper-insert-state-modifier-alist) ((eq state 'emacs-state) 'viper-emacs-state-modifier-alist))) elt) (if (setq elt (assoc mode (eval alist))) (set alist (delq elt (eval alist)))) (set alist (cons (cons mode keymap) (eval alist))) ;; Normalization usually doesn't help here, since one needs to ;; normalize in the actual buffer where changes to the keymap are ;; to take place. However, it doesn't hurt, and it helps whenever this ;; function is actually called from within the affected buffer. (viper-normalize-minor-mode-map-alist) (viper-set-mode-vars-for viper-current-state))) ;; Displays variables that control Viper's keymaps (defun viper-debug-keymaps () (interactive) (with-output-to-temp-buffer " *viper-debug*" (princ (format "Buffer name: %s\n\n" (buffer-name))) (princ "Variables: \n") (princ (format "major-mode: %S\n" major-mode)) (princ (format "viper-current-state: %S\n" viper-current-state)) (princ (format "viper-mode-string: %S\n\n" viper-mode-string)) (princ (format "viper-vi-intercept-minor-mode: %S\n" viper-vi-intercept-minor-mode)) (princ (format "viper-insert-intercept-minor-mode: %S\n" viper-insert-intercept-minor-mode)) (princ (format "viper-emacs-intercept-minor-mode: %S\n" viper-emacs-intercept-minor-mode)) (princ (format "viper-vi-minibuffer-minor-mode: %S\n" viper-vi-minibuffer-minor-mode)) (princ (format "viper-insert-minibuffer-minor-mode: %S\n\n" viper-insert-minibuffer-minor-mode)) (princ (format "viper-vi-local-user-minor-mode: %S\n" viper-vi-local-user-minor-mode)) (princ (format "viper-vi-global-user-minor-mode: %S\n" viper-vi-global-user-minor-mode)) (princ (format "viper-vi-kbd-minor-mode: %S\n" viper-vi-kbd-minor-mode)) (princ (format "viper-vi-state-modifier-minor-mode: %S\n" viper-vi-state-modifier-minor-mode)) (princ (format "viper-vi-diehard-minor-mode: %S\n" viper-vi-diehard-minor-mode)) (princ (format "viper-vi-basic-minor-mode: %S\n" viper-vi-basic-minor-mode)) (princ (format "viper-replace-minor-mode: %S\n" viper-replace-minor-mode)) (princ (format "viper-insert-local-user-minor-mode: %S\n" viper-insert-local-user-minor-mode)) (princ (format "viper-insert-global-user-minor-mode: %S\n" viper-insert-global-user-minor-mode)) (princ (format "viper-insert-kbd-minor-mode: %S\n" viper-insert-kbd-minor-mode)) (princ (format "viper-insert-state-modifier-minor-mode: %S\n" viper-insert-state-modifier-minor-mode)) (princ (format "viper-insert-diehard-minor-mode: %S\n" viper-insert-diehard-minor-mode)) (princ (format "viper-insert-basic-minor-mode: %S\n" viper-insert-basic-minor-mode)) (princ (format "viper-emacs-local-user-minor-mode: %S\n" viper-emacs-local-user-minor-mode)) (princ (format "viper-emacs-kbd-minor-mode: %S\n" viper-emacs-kbd-minor-mode)) (princ (format "viper-emacs-global-user-minor-mode: %S\n" viper-emacs-global-user-minor-mode)) (princ (format "viper-emacs-state-modifier-minor-mode: %S\n" viper-emacs-state-modifier-minor-mode)) (princ (format "\nviper-expert-level %S\n" viper-expert-level)) (princ (format "viper-no-multiple-ESC %S\n" viper-no-multiple-ESC)) (princ (format "viper-always %S\n" viper-always)) (princ (format "viper-ex-style-motion %S\n" viper-ex-style-motion)) (princ (format "viper-ex-style-editing %S\n" viper-ex-style-editing)) (princ (format "viper-want-emacs-keys-in-vi %S\n" viper-want-emacs-keys-in-vi)) (princ (format "viper-want-emacs-keys-in-insert %S\n" viper-want-emacs-keys-in-insert)) (princ (format "viper-want-ctl-h-help %S\n" viper-want-ctl-h-help)) (princ "\n\n\n") (princ (format "Default value for minor-mode-map-alist: \n%S\n\n" (default-value 'minor-mode-map-alist))) (princ (format "Actual value for minor-mode-map-alist: \n%S\n" minor-mode-map-alist)) )) ;;; Keymap utils (defun viper-add-keymap (mapsrc mapdst) "Add contents of mapsrc to mapdst. It is assumed that mapsrc is sparse." (mapc (lambda (p) (define-key mapdst (vector (car p)) (cdr p))) (cdr mapsrc))) (defun viper-modify-keymap (map alist) "Modifies MAP with bindings specified in the ALIST. The alist has the form ((key . function) (key . function) ... )." (mapcar (lambda (p) (define-key map (eval (car p)) (cdr p))) alist)) (provide 'viper-keym) ;;; viper-keym.el ends here