655 lines
27 KiB
EmacsLisp
655 lines
27 KiB
EmacsLisp
;;; viper-keym.el --- Viper keymaps -*- lexical-binding:t -*-
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;; Copyright (C) 1994-1997, 2000-2024 Free Software Foundation, Inc.
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;; Author: Michael Kifer <kifer@cs.stonybrook.edu>
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;; Package: viper
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;; This file is part of GNU Emacs.
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;; GNU Emacs is free software: you can redistribute it and/or modify
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;; it under the terms of the GNU General Public License as published by
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;; the Free Software Foundation, either version 3 of the License, or
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;; (at your option) any later version.
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;; GNU Emacs is distributed in the hope that it will be useful,
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;; but WITHOUT ANY WARRANTY; without even the implied warranty of
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;; MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
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;; GNU General Public License for more details.
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;; You should have received a copy of the GNU General Public License
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;; along with GNU Emacs. If not, see <https://www.gnu.org/licenses/>.
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;;; Commentary:
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;;; Code:
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;; compiler pacifier
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(defvar viper-always)
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(defvar viper-current-state)
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(defvar viper-mode-string)
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(defvar viper-expert-level)
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(defvar viper-ex-style-editing)
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(defvar viper-ex-style-motion)
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;; end pacifier
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(require 'viper-util)
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(declare-function viper-ex "viper-ex" (arg &optional string))
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(declare-function viper-normalize-minor-mode-map-alist "viper-cmd" ())
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(declare-function viper-set-mode-vars-for "viper-cmd" (state))
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;;; Variables
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;;; Emacs keys in other states.
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(defcustom viper-want-emacs-keys-in-insert t
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"Set to nil if you want complete Vi compatibility in insert mode.
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Complete compatibility with Vi is not recommended for power use of Viper."
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:type 'boolean
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:group 'viper)
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(defcustom viper-want-emacs-keys-in-vi t
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"Set to nil if you want complete Vi compatibility in Vi mode.
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Full Vi compatibility is not recommended for power use of Viper."
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:type 'boolean
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:group 'viper)
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(defcustom viper-no-multiple-ESC t
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"If non-nil, multiple ESC in Vi mode will cause bell to ring.
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This is set to t on a windowing terminal and to `twice' on a dumb
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terminal (unless the user level is 1, 2, or 5). On a dumb terminal, this
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enables cursor keys and is generally more convenient, as terminals usually
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don't have a convenient Meta key.
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Setting it to nil will allow as many multiple ESC, as is allowed by the
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major mode in effect."
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:type 'boolean
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:group 'viper)
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(defcustom viper-want-ctl-h-help nil
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"If non-nil, bind C-h to `help-command'.
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If nil, C-h gets the usual Vi bindings."
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:type 'boolean
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:group 'viper)
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;;; Keymaps
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;; Keymaps for vital things like \e and C-z.
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;; Not for users
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(defvar-keymap viper-vi-intercept-map)
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(defvar-keymap viper-insert-intercept-map)
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(defvar-keymap viper-emacs-intercept-map)
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(defvar-local viper-vi-local-user-map (make-sparse-keymap)
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"Keymap for user-defined local bindings.
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Useful for changing bindings such as ZZ in certain major modes.
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For instance, in letter-mode, one may want to bind ZZ to
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`mh-send-letter'. In a newsreader such as gnus, tin, or rn, ZZ could be bound
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to `save-buffers-kill-emacs' then post article, etc.")
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(put 'viper-vi-local-user-map 'permanent-local t)
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(defvar-keymap viper-vi-global-user-map
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:doc "Keymap for user-defined global bindings.
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These bindings are seen in all Viper buffers.")
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(defvar-keymap viper-vi-basic-map
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:doc "This is the main keymap in effect in Viper's Vi state.
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This map is global, shared by all buffers."
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:full t)
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(defvar-keymap viper-vi-kbd-map
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:doc "This keymap keeps keyboard macros defined via the :map command.")
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(defvar-keymap viper-vi-diehard-map
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:doc "This keymap is in use when the user asks Viper to simulate Vi very closely.
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This happens when `viper-expert-level' is 1 or 2. See `viper-set-expert-level'.")
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(defvar-local viper-insert-local-user-map (make-sparse-keymap)
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"Auxiliary map for per-buffer user-defined keybindings in Insert state.")
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(put 'viper-insert-local-user-map 'permanent-local t)
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(defvar-keymap viper-insert-global-user-map
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:doc "Auxiliary map for global user-defined bindings in Insert state.")
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(defvar-keymap viper-insert-basic-map
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:doc "The basic insert-mode keymap.")
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(defvar-keymap viper-insert-diehard-map
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:doc "Map used when user wants vi-style keys in insert mode.
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Most of the Emacs keys are suppressed. This map overshadows
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`viper-insert-basic-map'. Not recommended, except for novice users."
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:full t)
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(defvar-keymap viper-insert-kbd-map
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:doc "This keymap keeps VI-style kbd macros for insert mode.")
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(defvar-keymap viper-replace-map
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:doc "Map used in Viper's replace state.")
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(defvar-keymap viper-emacs-global-user-map
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:doc "Auxiliary map for global user-defined bindings in Emacs state.")
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(defvar-keymap viper-emacs-kbd-map
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:doc "This keymap keeps Vi-style kbd macros for Emacs mode.")
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(defvar-local viper-emacs-local-user-map (make-sparse-keymap)
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"Auxiliary map for local user-defined bindings in Emacs state.")
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(put 'viper-emacs-local-user-map 'permanent-local t)
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;; This keymap should stay empty
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(defvar-keymap viper-empty-keymap)
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;; This was the main Vi mode in old versions of VIP which may have been
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;; extensively used by VIP users. We declare it as a global var and, after
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;; viper-custom-file-name is loaded, we add this keymap to viper-vi-basic-map.
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(defvar-keymap viper-mode-map)
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;; Some important keys used in viper
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(defcustom viper-toggle-key [(control ?z)] ; "\C-z"
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"The key used to change states from Emacs to Vi and back.
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In insert mode, this key also functions as Meta."
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:type 'key-sequence
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:group 'viper
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:set (lambda (symbol value)
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(let ((old-value (if (boundp 'viper-toggle-key)
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viper-toggle-key
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[(control ?z)])))
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(dolist (buf (buffer-list))
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(with-current-buffer buf
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(when (and (boundp 'viper-insert-basic-map)
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(keymapp viper-insert-basic-map))
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(when old-value
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(define-key viper-insert-basic-map old-value nil))
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(define-key viper-insert-basic-map value 'viper-escape-to-vi))
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(when (and (boundp 'viper-vi-intercept-map)
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(keymapp viper-vi-intercept-map))
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(when old-value
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(define-key viper-vi-intercept-map old-value nil))
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(define-key
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viper-vi-intercept-map value 'viper-toggle-key-action))
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(when (and (boundp 'viper-emacs-intercept-map)
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(keymapp viper-emacs-intercept-map))
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(define-key viper-emacs-intercept-map old-value nil)
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(define-key
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viper-emacs-intercept-map value 'viper-change-state-to-vi))
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))
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(set-default symbol value))))
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(defcustom viper-quoted-insert-key "\C-v"
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"The key used to quote special characters when inserting them in Insert state."
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:type 'string
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:group 'viper)
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(defconst viper-ESC-key [escape]
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"Key used to ESC.")
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;;; Variables used by minor modes
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;; Association list of the form
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;; ((major-mode . keymap) (major-mode . keymap) ...)
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;; Viper uses these keymaps to make user-requested adjustments
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;; to its Vi state in various major modes.")
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(defvar viper-vi-state-modifier-alist nil)
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;; Association list of the form
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;; ((major-mode . keymap) (major-mode . keymap) ...)
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;; Viper uses these keymaps to make user-requested adjustments
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;; to its Insert state in various major modes.")
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(defvar viper-insert-state-modifier-alist nil)
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;; Association list of the form
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;; ((major-mode . keymap) (major-mode . keymap) ...)
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;; Viper uses these keymaps to make user-requested adjustments
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;; to its Emacs state in various major modes.
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(defvar viper-emacs-state-modifier-alist nil)
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;; The list of viper keymaps. Set by viper-normalize-minor-mode-map-alist
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(defvar-local viper--key-maps nil)
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(defvar-local viper--intercept-key-maps nil)
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;; Tells viper-add-local-keys to create a new viper-vi-local-user-map for new
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;; buffers. Not a user option.
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(defvar-local viper-need-new-vi-local-map t)
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(put 'viper-need-new-vi-local-map 'permanent-local t)
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;; Tells viper-add-local-keys to create a new viper-insert-local-user-map for
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;; new buffers. Not a user option.
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(defvar-local viper-need-new-insert-local-map t)
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(put 'viper-need-new-insert-local-map 'permanent-local t)
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;; Tells viper-add-local-keys to create a new viper-emacs-local-user-map for
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;; new buffers. Not a user option.
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(defvar-local viper-need-new-emacs-local-map t)
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(put 'viper-need-new-emacs-local-map 'permanent-local t)
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;; Insert mode keymap
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;; for novice users, pretend you are the real vi.
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(define-key viper-insert-diehard-map "\t" 'viper-insert-tab)
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(define-key viper-insert-diehard-map "\C-a" 'self-insert-command)
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(define-key viper-insert-diehard-map "\C-b" 'self-insert-command)
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(define-key viper-insert-diehard-map "\C-c" 'viper-change-state-to-vi)
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(define-key viper-insert-diehard-map "\C-e" 'self-insert-command)
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(define-key viper-insert-diehard-map "\C-f" 'self-insert-command)
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(define-key viper-insert-diehard-map "\C-g" 'self-insert-command)
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(define-key viper-insert-diehard-map "\C-i" 'self-insert-command)
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(define-key viper-insert-diehard-map "\C-k" 'self-insert-command)
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(define-key viper-insert-diehard-map "\C-l" 'self-insert-command)
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(define-key viper-insert-diehard-map "\C-n" 'self-insert-command)
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(define-key viper-insert-diehard-map "\C-o" 'self-insert-command)
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(define-key viper-insert-diehard-map "\C-p" 'self-insert-command)
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(define-key viper-insert-diehard-map "\C-q" 'self-insert-command)
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(define-key viper-insert-diehard-map "\C-r" 'self-insert-command)
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(define-key viper-insert-diehard-map "\C-s" 'self-insert-command)
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(define-key viper-insert-diehard-map "\C-u" 'viper-erase-line)
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(define-key viper-insert-diehard-map "\C-x" 'self-insert-command)
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(define-key viper-insert-diehard-map "\C-y" 'self-insert-command)
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(define-key viper-insert-diehard-map "\C-z" 'self-insert-command)
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(define-key viper-insert-diehard-map "\C-]" 'self-insert-command)
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(define-key viper-insert-diehard-map "\C-_" 'self-insert-command)
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(let ((i ?\ ))
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(while (<= i ?~)
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(define-key viper-insert-diehard-map (string i) #'self-insert-command)
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(setq i (1+ i))))
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;; Insert mode map when user wants emacs style
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(define-key viper-insert-basic-map "\C-d" 'viper-backward-indent)
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(define-key viper-insert-basic-map "\C-w" 'viper-delete-backward-word)
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(define-key viper-insert-basic-map "\C-t" 'viper-forward-indent)
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(define-key viper-insert-basic-map viper-quoted-insert-key 'quoted-insert)
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(define-key viper-insert-basic-map "\C-?" 'viper-del-backward-char-in-insert)
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(define-key viper-insert-basic-map [backspace] 'viper-del-backward-char-in-insert)
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(define-key viper-insert-basic-map "\C-\\" 'viper-alternate-Meta-key)
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(define-key viper-insert-basic-map viper-toggle-key 'viper-escape-to-vi)
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(define-key viper-insert-basic-map "\C-c\M-p"
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'viper-insert-prev-from-insertion-ring)
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(define-key viper-insert-basic-map "\C-c\M-n"
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'viper-insert-next-from-insertion-ring)
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;; Replace keymap
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(define-key viper-replace-map "\C-t" 'viper-forward-indent)
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(define-key viper-replace-map "\C-j" 'viper-replace-state-carriage-return)
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(define-key viper-replace-map "\C-m" 'viper-replace-state-carriage-return)
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(define-key viper-replace-map "\C-?" 'viper-del-backward-char-in-replace)
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(define-key viper-replace-map [backspace] 'viper-del-backward-char-in-replace)
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;; Vi keymaps
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(define-key viper-vi-basic-map "\C-^" (lambda ()
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(interactive) (viper-ex nil "e#")))
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(define-key viper-vi-basic-map "\C-b" 'viper-scroll-screen-back)
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(define-key viper-vi-basic-map "\C-d" 'viper-scroll-up)
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(define-key viper-vi-basic-map "\C-e" 'viper-scroll-up-one)
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(define-key viper-vi-basic-map "\C-f" 'viper-scroll-screen)
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(define-key viper-vi-basic-map "\C-m" 'viper-next-line-at-bol)
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(define-key viper-vi-basic-map "\C-u" 'viper-scroll-down)
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(define-key viper-vi-basic-map "\C-y" 'viper-scroll-down-one)
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;;(define-key viper-vi-basic-map "\C-s" 'viper-isearch-forward)
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;;(define-key viper-vi-basic-map "\C-r" 'viper-isearch-backward)
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(define-key viper-vi-basic-map "\C-c/" 'viper-toggle-search-style)
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(define-key viper-vi-basic-map "\C-c\C-g" 'viper-info-on-file)
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(define-key viper-vi-basic-map "\C-c\M-p" 'viper-prev-destructive-command)
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(define-key viper-vi-basic-map "\C-c\M-n" 'viper-next-destructive-command)
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(define-key viper-vi-basic-map " " 'viper-forward-char)
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(define-key viper-vi-basic-map "!" 'viper-command-argument)
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(define-key viper-vi-basic-map "\"" 'viper-command-argument)
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(define-key viper-vi-basic-map "#" 'viper-command-argument)
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(define-key viper-vi-basic-map "$" 'viper-goto-eol)
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(define-key viper-vi-basic-map "%" 'viper-paren-match)
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(define-key viper-vi-basic-map "&" (lambda ()
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(interactive) (viper-ex nil "&")))
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(define-key viper-vi-basic-map "'" 'viper-goto-mark-and-skip-white)
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(define-key viper-vi-basic-map "(" 'viper-backward-sentence)
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(define-key viper-vi-basic-map ")" 'viper-forward-sentence)
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(define-key viper-vi-basic-map "*" 'call-last-kbd-macro)
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(define-key viper-vi-basic-map "+" 'viper-next-line-at-bol)
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(define-key viper-vi-basic-map "," 'viper-repeat-find-opposite)
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(define-key viper-vi-basic-map "-" 'viper-previous-line-at-bol)
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(define-key viper-vi-basic-map "." 'viper-repeat)
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(define-key viper-vi-basic-map "/" 'viper-search-forward)
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(define-key viper-vi-basic-map "0" 'viper-beginning-of-line)
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(define-key viper-vi-basic-map "1" 'viper-digit-argument)
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(define-key viper-vi-basic-map "2" 'viper-digit-argument)
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(define-key viper-vi-basic-map "3" 'viper-digit-argument)
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(define-key viper-vi-basic-map "4" 'viper-digit-argument)
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(define-key viper-vi-basic-map "5" 'viper-digit-argument)
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(define-key viper-vi-basic-map "6" 'viper-digit-argument)
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(define-key viper-vi-basic-map "7" 'viper-digit-argument)
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(define-key viper-vi-basic-map "8" 'viper-digit-argument)
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(define-key viper-vi-basic-map "9" 'viper-digit-argument)
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(define-key viper-vi-basic-map ":" 'viper-ex)
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(define-key viper-vi-basic-map ";" 'viper-repeat-find)
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(define-key viper-vi-basic-map "<" 'viper-command-argument)
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(define-key viper-vi-basic-map "=" 'viper-command-argument)
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(define-key viper-vi-basic-map ">" 'viper-command-argument)
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(define-key viper-vi-basic-map "?" 'viper-search-backward)
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(define-key viper-vi-basic-map "@" 'viper-register-macro)
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(define-key viper-vi-basic-map "A" 'viper-Append)
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(define-key viper-vi-basic-map "B" 'viper-backward-Word)
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(define-key viper-vi-basic-map "C" 'viper-change-to-eol)
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(define-key viper-vi-basic-map "D" 'viper-kill-line)
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(define-key viper-vi-basic-map "E" 'viper-end-of-Word)
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(define-key viper-vi-basic-map "F" 'viper-find-char-backward)
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(define-key viper-vi-basic-map "G" 'viper-goto-line)
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(define-key viper-vi-basic-map "H" 'viper-window-top)
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(define-key viper-vi-basic-map "I" 'viper-Insert)
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(define-key viper-vi-basic-map "J" 'viper-join-lines)
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(define-key viper-vi-basic-map "K" 'viper-nil)
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(define-key viper-vi-basic-map "L" 'viper-window-bottom)
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(define-key viper-vi-basic-map "M" 'viper-window-middle)
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(define-key viper-vi-basic-map "N" 'viper-search-Next)
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(define-key viper-vi-basic-map "O" 'viper-Open-line)
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(define-key viper-vi-basic-map "P" 'viper-Put-back)
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(define-key viper-vi-basic-map "Q" 'viper-query-replace)
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(define-key viper-vi-basic-map "R" 'viper-overwrite)
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(define-key viper-vi-basic-map "S" 'viper-substitute-line)
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(define-key viper-vi-basic-map "T" 'viper-goto-char-backward)
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(define-key viper-vi-basic-map "U" 'viper-undo)
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(define-key viper-vi-basic-map "V" 'find-file-other-window)
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(define-key viper-vi-basic-map "W" 'viper-forward-Word)
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(define-key viper-vi-basic-map "X" 'viper-delete-backward-char)
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(define-key viper-vi-basic-map "Y" 'viper-yank-line)
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(define-key viper-vi-basic-map "ZZ" 'viper-save-kill-buffer)
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(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-keymap viper-minibuffer-map
|
||
:doc "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-keymap viper-ex-cmd-map)
|
||
(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-keymap ex-read-filename-map)
|
||
(define-key ex-read-filename-map " " 'viper-complete-filename-or-exit)
|
||
(define-key ex-read-filename-map "!" 'viper-handle-!)
|
||
|
||
;; Some other maps
|
||
(defvar-keymap viper-slash-and-colon-map
|
||
:doc "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-keymap viper-comint-mode-modifier-map
|
||
:doc "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-keymap viper-dired-modifier-map
|
||
:doc "This map modifies Dired behavior.")
|
||
(define-key viper-dired-modifier-map ":" 'viper-ex)
|
||
(define-key viper-dired-modifier-map "/" 'viper-search-forward)
|
||
|
||
(defvar-keymap viper-gnus-modifier-map
|
||
:doc "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))))
|
||
(setf (alist-get mode (symbol-value alist)) keymap)
|
||
|
||
;; 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) t) (cdr p)))
|
||
alist))
|
||
|
||
|
||
(provide 'viper-keym)
|
||
|
||
;;; viper-keym.el ends here
|