legacy-dotfiles/emacs/.emacs.d/site-lisp/oni-scratch.el

52 lines
1.7 KiB
EmacsLisp

;;; oni-scratch.el --- Scratch functions and commands -*- lexical-binding: t; -*-
;; Copyright (C) 2015 Tom Willemse
;; Author: Tom Willemse <tom@ryuslash.org>
;; Keywords:
;; 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 this program. If not, see <http://www.gnu.org/licenses/>.
;;; Commentary:
;; Here are some functions and commands related to the *scratch*
;; buffer.
;;; Code:
;;;###autoload
(defun oni:raise-scratch (&optional mode)
"Show the *scratch* buffer.
If called with a universal argument, ask the user which mode to
use. If MODE is not nil, open a new buffer with the name
*MODE-scratch* and load MODE as its major mode."
(interactive (list (if current-prefix-arg
(read-string "Mode: ")
nil)))
(let* ((bname (if mode
(concat "*" mode "-scratch*")
"*scratch*"))
(buffer (get-buffer bname))
(mode-sym (intern (concat mode "-mode"))))
(unless buffer
(setq buffer (generate-new-buffer bname))
(with-current-buffer buffer
(when (fboundp mode-sym)
(funcall mode-sym))))
(select-window (display-buffer buffer))))
(provide 'oni-scratch)
;;; oni-scratch.el ends here