emacs-prelude/modules/prelude-global-keybindings.el

;;; prelude-global-keybindings.el --- Emacs Prelude: some useful keybindings.
;;
;; Copyright (c) 2011 Bozhidar Batsov
;;
;; Author: Bozhidar Batsov <bozhidar.batsov@gmail.com>
;; URL: http://www.emacswiki.org/cgi-bin/wiki/Prelude
;; Version: 1.0.0
;; Keywords: convenience

;; This file is not part of GNU Emacs.

;;; Commentary:

;; Lots of useful keybindings.

;;; License:

;; This program 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.
;;
;; This program 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., 51 Franklin Street, Fifth Floor,
;; Boston, MA 02110-1301, USA.

;;; Code:

(defcustom prelude-enable-additional-keybindings t
  "Enable Prelude additional global keybindings"
  :type 'boolean
  :group 'prelude)

(defcustom prelude-disable-arrow-navigation t
  "Disable arrow navigation"
  :type 'boolean
  :group 'prelude)

(when prelude-enable-additional-keybindings
  ;; You know, like Readline.
  (global-set-key (kbd "C-M-h") 'backward-kill-word)

  ;; Align your code in a pretty way.
  (global-set-key (kbd "C-x \\") 'align-regexp)

  ;; Perform general cleanup.
  (global-set-key (kbd "C-c n") 'prelude-cleanup-buffer)

  ;; Font size
  (define-key global-map (kbd "C-+") 'text-scale-increase)
  (define-key global-map (kbd "C--") 'text-scale-decrease)

  ;; Jump to a definition in the current file. (This is awesome.)
  (global-set-key (kbd "M-i") 'prelude-ido-goto-symbol)

  ;; File finding
  (global-set-key (kbd "C-x f") 'prelude-recentf-ido-find-file)
  (global-set-key (kbd "C-c r") 'bury-buffer)
  (global-set-key (kbd "M-`") 'file-cache-minibuffer-complete)

  ;; Window switching. (C-x o goes to the next window)
  (global-set-key (kbd "C-x O") (lambda ()
                                  (interactive)
                                  (other-window -1))) ;; back one

  ;; Indentation help
  (global-set-key (kbd "C-x ^") 'join-line)
  (global-set-key (kbd "C-M-\\") 'prelude-indent-region-or-buffer)

  ;; Start proced in a similar manner to dired
  (global-set-key (kbd "C-x p") 'proced)

  ;; Start eshell or switch to it if it's active.
  (global-set-key (kbd "C-x m") 'eshell)

  ;; Start a new eshell even if one is active.
  (global-set-key (kbd "C-x M") (lambda () (interactive) (eshell t)))

  ;; Start a regular shell if you prefer that.
  (global-set-key (kbd "C-x M-m") 'shell)

  ;; If you want to be able to M-x without meta
  (global-set-key (kbd "C-x C-m") 'execute-extended-command)

  ;; Fetch the contents at a URL, display it raw.
  (global-set-key (kbd "C-x C-h") 'prelude-view-url)

  ;; A complementary binding to the apropos-command(C-h a)
  (global-set-key (kbd "C-h A") 'apropos)

  ;; Should be able to eval-and-replace anywhere.
  (global-set-key (kbd "C-c e") 'prelude-eval-and-replace)

  ;; Magit rules!
  (global-set-key (kbd "C-x g") 'magit-status)

  ;; Activate occur easily inside isearch
  (define-key isearch-mode-map (kbd "C-o")
    (lambda () (interactive)
      (let ((case-fold-search isearch-case-fold-search))
        (occur (if isearch-regexp
                   isearch-string
                 (regexp-quote isearch-string))))))

  ;; cycle through buffers
  (global-set-key (kbd "<C-tab>") 'bury-buffer)

  ;; use hippie-expand instead of dabbrev
  (global-set-key (kbd "M-/") 'hippie-expand)

  ;; spell check Bulgarian text
  (global-set-key (kbd "C-c B")
                  (lambda()(interactive)
                    (ispell-change-dictionary "bulgarian")
                    (flyspell-buffer)))

  ;; replace buffer-menu with ibuffer
  (global-set-key (kbd "C-x C-b") 'ibuffer)

  ;; swap windows
  (global-set-key (kbd "C-c s") 'prelude-swap-windows)

  ;; duplicate the current line or region
  (global-set-key (kbd "C-c d") 'prelude-duplicate-current-line-or-region)

  ;; rename buffer & visited file
  (global-set-key (kbd "C-c r") 'prelude-rename-file-and-buffer)

  ;; open an ansi-term buffer
  (global-set-key (kbd "C-x t") 'prelude-visit-term-buffer)

  ;; toggle input method
  (global-set-key (kbd "C-\\") 'prelude-toggle-bulgarian-input-method)

  ;; search with google
  (global-set-key (kbd "C-c g") 'prelude-google)

  ;; open in external application
  (global-set-key (kbd "C-c o") 'prelude-open-with)

  ;; toggle menu-bar visibility
  (global-set-key (kbd "<f12>") 'menu-bar-mode))

(when prelude-disable-arrow-navigation
  ;; real Emacs hackers don't use the arrow keys
  (global-set-key (kbd "<up>") (lambda ()
                                 (interactive)
                                 (message "Arrow key navigation is disabled. Use C-p instead.")))
  (global-set-key (kbd "<down>") (lambda ()
                                   (interactive)
                                   (message "Arrow key navigation is disabled. Use C-n instead.")))
  (global-set-key (kbd "<left>") (lambda ()
                                   (interactive)
                                   (message "Arrow key navigation is disabled. Use C-b instead.")))
  (global-set-key (kbd "<right>") (lambda ()
                                    (interactive)
                                    (message "Arrow key navigation is disabled. Use C-f instead."))))

(provide 'prelude-global-keybindings)

;;; prelude-global-keybindings.el ends here