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- ;;; emu-xemacs.el --- emu API implementation for XEmacs
-
- ;; Copyright (C) 1995 Free Software Foundation, Inc.
- ;; Copyright (C) 1995,1996,1997 MORIOKA Tomohiko
-
- ;; Author: MORIOKA Tomohiko <morioka@jaist.ac.jp>
- ;; Version:
- ;; $Id: emu-xemacs.el,v 7.19 1997/04/05 06:50:48 morioka Exp $
- ;; Keywords: emulation, compatibility, XEmacs
-
- ;; This file is part of XEmacs.
-
- ;; 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 2, 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 XEmacs; see the file COPYING. If not, write to the Free
- ;; Software Foundation, Inc., 59 Temple Place - Suite 330, Boston, MA
- ;; 02111-1307, USA.
-
- ;;; Code:
-
- ;;; @ face
- ;;;
-
- (or (fboundp 'face-list)
- (defalias 'face-list 'list-faces)
- )
-
- (or (memq 'underline (face-list))
- (and (fboundp 'make-face)
- (make-face 'underline)
- ))
-
- (or (face-differs-from-default-p 'underline)
- (set-face-underline-p 'underline t))
-
-
- ;;; @ overlay
- ;;;
-
- (condition-case err
- (require 'overlay)
- (error (defalias 'make-overlay 'make-extent)
- (defalias 'overlay-put 'set-extent-property)
- (defalias 'overlay-buffer 'extent-buffer)
- (defun move-overlay (extent start end &optional buffer)
- (set-extent-endpoints extent start end)
- )
- ))
-
-
- ;;; @ visible/invisible
- ;;;
-
- (defmacro enable-invisible ())
-
- (defmacro end-of-invisible ())
-
- (defun invisible-region (start end)
- (if (save-excursion
- (goto-char start)
- (eq (following-char) ?\n)
- )
- (setq start (1+ start))
- )
- (put-text-property start end 'invisible t)
- )
-
- (defun visible-region (start end)
- (put-text-property start end 'invisible nil)
- )
-
- (defun invisible-p (pos)
- (if (save-excursion
- (goto-char pos)
- (eq (following-char) ?\n)
- )
- (setq pos (1+ pos))
- )
- (get-text-property pos 'invisible)
- )
-
- (defun next-visible-point (pos)
- (save-excursion
- (if (save-excursion
- (goto-char pos)
- (eq (following-char) ?\n)
- )
- (setq pos (1+ pos))
- )
- (or (next-single-property-change pos 'invisible)
- (point-max))
- ))
-
-
- ;;; @ mouse
- ;;;
-
- (defvar mouse-button-1 'button1)
- (defvar mouse-button-2 'button2)
- (defvar mouse-button-3 'button3)
-
-
- ;;; @ dired
- ;;;
-
- (or (fboundp 'dired-other-frame)
- (defun dired-other-frame (dirname &optional switches)
- "\"Edit\" directory DIRNAME. Like `dired' but makes a new frame."
- (interactive (dired-read-dir-and-switches "in other frame "))
- (switch-to-buffer-other-frame (dired-noselect dirname switches))
- )
- )
-
-
- ;;; @ string
- ;;;
-
- (defmacro char-list-to-string (char-list)
- "Convert list of character CHAR-LIST to string. [emu-xemacs.el]"
- `(mapconcat #'char-to-string ,char-list ""))
-
-
- ;;; @@ to avoid bug of XEmacs 19.14
- ;;;
-
- (or (string-match "^../"
- (file-relative-name "/usr/local/share" "/usr/local/lib"))
- ;; This function was imported from Emacs 19.33.
- (defun file-relative-name (filename &optional directory)
- "Convert FILENAME to be relative to DIRECTORY
- (default: default-directory). [emu-xemacs.el]"
- (setq filename (expand-file-name filename)
- directory (file-name-as-directory
- (expand-file-name
- (or directory default-directory))))
- (let ((ancestor ""))
- (while (not (string-match (concat "^" (regexp-quote directory))
- filename))
- (setq directory (file-name-directory (substring directory 0 -1))
- ancestor (concat "../" ancestor)))
- (concat ancestor (substring filename (match-end 0)))
- ))
- )
-
-
- ;;; @ end
- ;;;
-
- (provide 'emu-xemacs)
-
- ;;; emu-xemacs.el ends here
-