mirror of
https://git.savannah.gnu.org/git/emacs.git
synced 2024-12-23 10:34:07 +00:00
124 lines
3.9 KiB
EmacsLisp
124 lines
3.9 KiB
EmacsLisp
;;; medit.el --- front-end to the MEDIT package for editing MDL
|
|
|
|
;; Copyright (C) 1985 Free Software Foundation, Inc.
|
|
|
|
;; Author: K. Shane Hartman
|
|
;; Maintainer: FSF
|
|
;; Keywords: languages
|
|
|
|
;; 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 2, 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; see the file COPYING. If not, write to
|
|
;; the Free Software Foundation, 675 Mass Ave, Cambridge, MA 02139, USA.
|
|
|
|
;;; Commentary:
|
|
|
|
;; >> This package depends on two MDL packages: MEDIT and FORKS which
|
|
;; >> can be obtained from the public (network) library at mit-ajax.
|
|
|
|
;;; Code:
|
|
|
|
(require 'mim-mode)
|
|
|
|
(defconst medit-zap-file (concat "/tmp/" (user-login-name) ".medit.mud")
|
|
"File name for data sent to MDL by Medit.")
|
|
(defconst medit-buffer "*MEDIT*"
|
|
"Name of buffer in which Medit accumulates data to send to MDL.")
|
|
(defconst medit-save-files t
|
|
"If non-nil, Medit offers to save files on return to MDL.")
|
|
|
|
(defun medit-save-define ()
|
|
"Mark the previous or surrounding toplevel object to be sent back to MDL."
|
|
(interactive)
|
|
(save-excursion
|
|
(beginning-of-DEFINE)
|
|
(let ((start (point)))
|
|
(forward-mim-object 1)
|
|
(append-to-buffer medit-buffer start (point))
|
|
(goto-char start)
|
|
(message (buffer-substring start (progn (end-of-line) (point)))))))
|
|
|
|
(defun medit-save-region (start end)
|
|
"Mark the current region to be sent to back to MDL."
|
|
(interactive "r")
|
|
(append-to-buffer medit-buffer start end)
|
|
(message "Current region saved for MDL."))
|
|
|
|
(defun medit-save-buffer ()
|
|
"Mark the current buffer to be sent back to MDL."
|
|
(interactive)
|
|
(append-to-buffer medit-buffer (point-min) (point-max))
|
|
(message "Current buffer saved for MDL."))
|
|
|
|
(defun medit-zap-define-to-mdl ()
|
|
"Return to MDL with surrounding or previous toplevel MDL object."
|
|
(interactive)
|
|
(medit-save-define)
|
|
(medit-goto-mdl))
|
|
|
|
(defun medit-zap-region-mdl (start end)
|
|
"Return to MDL with current region."
|
|
(interactive)
|
|
(medit-save-region start end)
|
|
(medit-goto-mdl))
|
|
|
|
(defun medit-zap-buffer ()
|
|
"Return to MDL with current buffer."
|
|
(interactive)
|
|
(medit-save-buffer)
|
|
(medit-goto-mdl))
|
|
|
|
(defun medit-goto-mdl ()
|
|
"Return from Emacs to superior MDL, sending saved code.
|
|
Optionally, offers to save changed files."
|
|
(interactive)
|
|
(let ((buffer (get-buffer medit-buffer)))
|
|
(if buffer
|
|
(save-excursion
|
|
(set-buffer buffer)
|
|
(if (buffer-modified-p buffer)
|
|
(write-region (point-min) (point-max) medit-zap-file))
|
|
(set-buffer-modified-p nil)
|
|
(erase-buffer)))
|
|
(if medit-save-files (save-some-buffers))
|
|
;; Note could handle parallel fork by giving argument "%xmdl". Then
|
|
;; mdl would have to invoke with "%emacs".
|
|
(suspend-emacs)))
|
|
|
|
(defconst medit-mode-map nil)
|
|
(if (not medit-mode-map)
|
|
(progn
|
|
(setq medit-mode-map (copy-keymap mim-mode-map))
|
|
(define-key medit-mode-map "\e\z" 'medit-save-define)
|
|
(define-key medit-mode-map "\e\^z" 'medit-save-buffer)
|
|
(define-key medit-mode-map "\^xz" 'medit-goto-mdl)
|
|
(define-key medit-mode-map "\^xs" 'medit-zap-buffer)))
|
|
|
|
(defconst medit-mode-hook (and (boundp 'mim-mode-hook) mim-mode-hook) "")
|
|
(setq mim-mode-hook '(lambda () (medit-mode)))
|
|
|
|
(defun medit-mode (&optional state)
|
|
"Major mode for editing text and returning it to a superior MDL.
|
|
Like Mim mode, plus these special commands:
|
|
\\{medit-mode-map}"
|
|
(interactive)
|
|
(use-local-map medit-mode-map)
|
|
(run-hooks 'medit-mode-hook)
|
|
(setq major-mode 'medit-mode)
|
|
(setq mode-name "Medit"))
|
|
|
|
(mim-mode)
|
|
|
|
;;; medit.el ends here
|