dotfiles/.emacs.d/vim-mode/vim-ex-commands.el
michener 5b6729933d Add emacs directory
git-svn-id: http://photonzero.com/dotfiles/trunk@54 23f722f6-122a-0410-8cef-c75bd312dd78
2010-08-12 01:19:45 +00:00

132 lines
4.1 KiB
EmacsLisp

;;; vim-ex-commands.el - Implementation of some ex-mode commands.
;; Copyright (C) 2009, 2010 Frank Fischer
;; Author: Frank Fischer <frank.fischer@mathematik.tu-chemnitz.de>,
;;
;; This file is not part of GNU Emacs.
;;; Code:
(defun* vim:save-buffer (file-name &key begin end mustbenew append)
"Saves the lines from `begin' to `end' to file `file-name'."
(with-current-buffer vim:ex-current-buffer
(when (null file-name)
(setq file-name (buffer-file-name))
(unless file-name
(error "Please specify a file-name for this buffer!")))
(let (beg-pos end-pos)
(when begin
(setq beg-pos (save-excursion
(goto-line begin)
(line-beginning-position)))
(setq end-pos (if end
(save-excursion
(goto-line end)
(line-end-position))
beg-pos)))
(cond
((and (null beg-pos)
(string= file-name (buffer-file-name)))
(save-buffer))
((and (null beg-pos)
(null (buffer-file-name)))
(write-file file-name))
(t
(write-region beg-pos end-pos file-name append nil nil mustbenew))))))
(vim:defcmd vim:cmd-write (motion (argument:file file) nonrepeatable)
"Saves file `file'."
(vim:save-buffer file
:begin (and motion (vim:motion-first-line motion))
:end (and motion (vim:motion-last-line motion))
:mustbenew t))
(vim:defcmd vim:cmd-write-q (motion (argument:file file) nonrepeatable)
"Overwrites file `file'."
(vim:save-buffer file
:begin (and motion (vim:motion-first-line motion))
:end (and motion (vim:motion-last-line motion))
:mustbenew nil))
(vim:defcmd vim:cmd-write-all (nonrepeatable)
"Saves all buffers."
(save-some-buffers nil))
(vim:defcmd vim:cmd-write-all-q (nonrepeatable)
"Overwrites all buffers."
(save-some-buffers t))
(vim:defcmd vim:cmd-edit ((argument:file file) nonrepeatable)
"Visits a certain file."
(if file
(find-file file)
(when (buffer-file-name)
(find-file (buffer-file-name)))))
(vim:defcmd vim:cmd-buffer ((argument:buffer buffer) nonrepeatable)
"Switches to another buffer."
(if buffer
(when (or (get-buffer buffer)
(y-or-n-p (format "No buffer with name \"%s\" exists. Create new buffer? " buffer)))
(switch-to-buffer buffer))
(switch-to-buffer (other-buffer))))
(vim:defcmd vim:cmd-delete-buffer ((argument:buffer buffer) nonrepeatable)
"Deletes a buffer."
(kill-buffer buffer))
(vim:defcmd vim:cmd-delete-buffer-q ((argument:buffer buffer) nonrepeatable)
"Deletes a buffer without saving."
(if buffer
(with-current-buffer buffer
(set-buffer-modified-p nil))
(set-buffer-modified-p nil))
(kill-buffer buffer))
(vim:defcmd vim:cmd-quit (nonrepeatable)
"Closes the current window, exits Emacs if this is the last window."
(condition-case nil
(delete-window)
(error
(condition-case nil
(delete-frame)
(error (save-buffers-kill-emacs))))))
(vim:defcmd vim:cmd-quit-q (nonrepeatable)
"Closes the current window, exits Emacs if this is the last window."
(condition-case nil
(delete-window)
(error
(condition-case nil
(delete-frame)
(error (kill-emacs))))))
(vim:defcmd vim:cmd-quit-all (nonrepeatable)
"Exits Emacs, asking for saving."
(save-buffers-kill-emacs))
(vim:defcmd vim:cmd-quit-all-q (nonrepeatable)
"Exits Emacs, without saving."
(kill-emacs))
(vim:defcmd vim:cmd-save-and-quit (nonrepeatable)
"Exits Emacs, without saving."
(save-buffers-kill-emacs 1))
(vim:defcmd vim:cmd-save-and-close ((argument:file file) nonrepeatable)
"Saves the current buffer and closes the window."
(vim:cmd-write :argument file)
(vim:cmd-quit))
(vim:defcmd vim:cmd-save-and-close-q ((argument:file file) nonrepeatable)
"Saves the current buffer and closes the window."
(vim:cmd-write-q :argument file)
(vim:cmd-quit))
(provide 'vim-ex-commands)
;;; vim-ex-commands.el ends here