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Annotation of GNUtools/emacs/lisp/medit.el, revision 1.1

1.1     ! root        1: ;; Lisp interface between GNU Emacs and MEDIT package. Emacs under MDL.
        !             2: ;; Copyright (C) 1985 Free Software Foundation, Inc.
        !             3: ;; Principal author K. Shane Hartman
        !             4: 
        !             5: ;; This file is part of GNU Emacs.
        !             6: 
        !             7: ;; GNU Emacs is free software; you can redistribute it and/or modify
        !             8: ;; it under the terms of the GNU General Public License as published by
        !             9: ;; the Free Software Foundation; either version 1, or (at your option)
        !            10: ;; any later version.
        !            11: 
        !            12: ;; GNU Emacs is distributed in the hope that it will be useful,
        !            13: ;; but WITHOUT ANY WARRANTY; without even the implied warranty of
        !            14: ;; MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
        !            15: ;; GNU General Public License for more details.
        !            16: 
        !            17: ;; You should have received a copy of the GNU General Public License
        !            18: ;; along with GNU Emacs; see the file COPYING.  If not, write to
        !            19: ;; the Free Software Foundation, 675 Mass Ave, Cambridge, MA 02139, USA.
        !            20: 
        !            21: 
        !            22: ;; >> This package depends on two MDL packages: MEDIT and FORKS which
        !            23: ;; >> can be obtained from the public (network) library at mit-ajax.
        !            24: 
        !            25: (require 'mim-mode)
        !            26: 
        !            27: (defconst medit-zap-file (concat "/tmp/" (getenv "USER") ".medit.mud")
        !            28:   "File name for data sent to MDL by Medit.")
        !            29: (defconst medit-buffer "*MEDIT*"
        !            30:   "Name of buffer in which Medit accumulates data to send to MDL.")
        !            31: (defconst medit-save-files t
        !            32:   "If non-nil, Medit offers to save files on return to MDL.")
        !            33:   
        !            34: (defun medit-save-define ()
        !            35:   "Mark the previous or surrounding toplevel object to be sent back to MDL."
        !            36:   (interactive)
        !            37:   (save-excursion
        !            38:       (beginning-of-DEFINE)
        !            39:       (let ((start (point)))
        !            40:        (forward-mim-object 1)
        !            41:        (append-to-buffer medit-buffer start (point))
        !            42:        (goto-char start)
        !            43:        (message (buffer-substring start (progn (end-of-line) (point)))))))
        !            44: 
        !            45: (defun medit-save-region (start end)
        !            46:   "Mark the current region to be sent to back to MDL."
        !            47:   (interactive "r")
        !            48:   (append-to-buffer medit-buffer start end)
        !            49:   (message "Current region saved for MDL."))
        !            50: 
        !            51: (defun medit-save-buffer ()
        !            52:   "Mark the current buffer to be sent back to MDL."
        !            53:   (interactive)
        !            54:   (append-to-buffer medit-buffer (point-min) (point-max))
        !            55:   (message "Current buffer saved for MDL."))
        !            56: 
        !            57: (defun medit-zap-define-to-mdl ()
        !            58:   "Return to MDL with surrounding or previous toplevel MDL object."
        !            59:   (indetarctive)
        !            60:   (medit-save-defun)
        !            61:   (medit-go-to-mdl))
        !            62: 
        !            63: (defun medit-zap-region-mdl (start end)
        !            64:   "Return to MDL with current region."
        !            65:   (interactive)
        !            66:   (medit-save-region start end)
        !            67:   (medit-go-to-mdl))
        !            68: 
        !            69: (defun medit-zap-buffer ()
        !            70:   "Return to MDL with current buffer."
        !            71:   (interactive)
        !            72:   (medit-save-buffer)
        !            73:   (medit-go-to-mdl))
        !            74: 
        !            75: (defun medit-goto-mdl ()
        !            76:   "Return from Emacs to superior MDL, sending saved code.
        !            77: Optionally, offers to save changed files."
        !            78:   (interactive)
        !            79:   (let ((buffer (get-buffer medit-buffer)))
        !            80:   (if buffer
        !            81:       (save-excursion
        !            82:        (set-buffer buffer)
        !            83:        (if (buffer-modified-p buffer)
        !            84:            (write-region (point-min) (point-max) medit-zap-file))
        !            85:        (set-buffer-modified-p nil)
        !            86:        (erase-buffer)))
        !            87:   (if medit-save-files (save-some-buffers))
        !            88:   ;; Note could handle parallel fork by giving argument "%xmdl".  Then
        !            89:   ;; mdl would have to invoke with "%emacs".
        !            90:   (suspend-emacs)))
        !            91: 
        !            92: (defconst medit-mode-map nil)
        !            93: (if (not medit-mode-map)
        !            94:     (progn
        !            95:       (setq medit-mode-map (copy-alist mim-mode-map))
        !            96:       (define-key medit-mode-map "\e\z" 'medit-save-define)
        !            97:       (define-key medit-mode-map "\e\^z" 'medit-save-buffer)
        !            98:       (define-key medit-mode-map "\^xz" 'medit-goto-mdl)
        !            99:       (define-key medit-mode-map "\^xs" 'medit-zap-buffer)))
        !           100: 
        !           101: (defconst medit-mode-hook (and (boundp 'mim-mode-hook) mim-mode-hook) "")
        !           102: (setq mim-mode-hook '(lambda () (medit-mode)))
        !           103:         
        !           104: (defun medit-mode (&optional state)
        !           105:   "Major mode for editing text and returning it to a superior MDL.
        !           106: Like Mim mode, plus these special commands:
        !           107: \\{medit-mode-map}"
        !           108:   (interactive)
        !           109:   (use-local-map medit-mode-map)
        !           110:   (run-hooks 'medit-mode-hook)
        !           111:   (setq major-mode 'medit-mode)
        !           112:   (setq mode-name "Medit"))
        !           113: 
        !           114: (mim-mode)
        !           115: 
        !           116: 

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