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- ;;; messagexmas.el --- XEmacs extensions to message
- ;; Copyright (C) 1996,97 Free Software Foundation, Inc.
-
- ;; Author: Lars Magne Ingebrigtsen <larsi@ifi.uio.no>
- ;; Keywords: mail, news
-
- ;; 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, Inc., 59 Temple Place - Suite 330,
- ;; Boston, MA 02111-1307, USA.
-
- ;;; Commentary:
-
- ;;; Code:
-
- (require 'nnheader)
-
- (defvar message-xmas-dont-activate-region t
- "If t, don't activate region after yanking.")
-
- (defvar message-xmas-glyph-directory nil
- "*Directory where Message logos and icons are located.
- If this variable is nil, Message will try to locate the directory
- automatically.")
-
- (defvar message-use-toolbar (if (featurep 'toolbar)
- 'default-toolbar
- nil)
- "*If nil, do not use a toolbar.
- If it is non-nil, it must be a toolbar. The five legal values are
- `default-toolbar', `top-toolbar', `bottom-toolbar',
- `right-toolbar', and `left-toolbar'.")
-
- (defvar message-toolbar
- '([message-spell ispell-message t "Spell"]
- [message-help (Info-goto-node "(Message)Top") t "Message help"])
- "The message buffer toolbar.")
-
- (defun message-xmas-find-glyph-directory (&optional package)
- (setq package (or package "message"))
- (let ((dir (symbol-value
- (intern-soft (concat package "-xmas-glyph-directory")))))
- (if (and (stringp dir) (file-directory-p dir))
- dir
- (nnheader-find-etc-directory package))))
-
- (defun message-xmas-setup-toolbar (bar &optional force package)
- (let ((dir (message-xmas-find-glyph-directory package))
- (xpm (if (featurep 'xpm) "xpm" "xbm"))
- icon up down disabled name)
- (unless package
- (setq message-xmas-glyph-directory dir))
- (when dir
- (while bar
- (setq icon (aref (car bar) 0)
- name (symbol-name icon)
- bar (cdr bar))
- (when (or force
- (not (boundp icon)))
- (setq up (concat dir name "-up." xpm))
- (setq down (concat dir name "-down." xpm))
- (setq disabled (concat dir name "-disabled." xpm))
- (if (not (file-exists-p up))
- (setq bar nil
- dir nil)
- (set icon (toolbar-make-button-list
- up (and (file-exists-p down) down)
- (and (file-exists-p disabled) disabled)))))))
- dir))
-
- (defun message-setup-toolbar ()
- (and message-use-toolbar
- (message-xmas-setup-toolbar message-toolbar)
- (set-specifier (symbol-value message-use-toolbar)
- (cons (current-buffer) message-toolbar))))
-
- (defun message-xmas-exchange-point-and-mark ()
- "Exchange point and mark, but allow for XEmacs' optional argument."
- (exchange-point-and-mark message-xmas-dont-activate-region))
-
- (fset 'message-exchange-point-and-mark 'message-xmas-exchange-point-and-mark)
-
- (defun message-xmas-maybe-fontify ()
- (when (and (featurep 'font-lock)
- font-lock-auto-fontify)
- (turn-on-font-lock)))
-
- (defun message-xmas-make-caesar-translation-table (n)
- "Create a rot table with offset N."
- (let ((i -1)
- (table (make-string 256 0))
- (a (char-int ?a))
- (A (char-int ?A)))
- (while (< (incf i) 256)
- (aset table i i))
- (concat
- (substring table 0 A)
- (substring table (+ A n) (+ A n (- 26 n)))
- (substring table A (+ A n))
- (substring table (+ A 26) a)
- (substring table (+ a n) (+ a n (- 26 n)))
- (substring table a (+ a n))
- (substring table (+ a 26) 255))))
-
- (when (>= emacs-major-version 20)
- (fset 'message-make-caesar-translation-table
- 'message-xmas-make-caesar-translation-table))
-
- (add-hook 'message-mode-hook 'message-xmas-maybe-fontify)
-
- (provide 'messagexmas)
-
- ;;; messagexmas.el ends here
-