X-Git-Url: https://cgit.sxemacs.org/?a=blobdiff_plain;f=lisp%2Fmessagexmas.el;h=b3e5028c7dae63e7f7b4aba965d6a142be25c8fa;hb=cbf2922da7f444ccaa42fd7d9a2fd9311c6c3ae3;hp=426700c8a5a9ec2a62c25d6208e15769d1643c0d;hpb=a18e5b334e027cc1dbcf134ceee5de8985277ddf;p=gnus

diff --git a/lisp/messagexmas.el b/lisp/messagexmas.el
index 426700c8a..b3e5028c7 100644
--- a/lisp/messagexmas.el
+++ b/lisp/messagexmas.el
@@ -1,7 +1,9 @@
 ;;; messagexmas.el --- XEmacs extensions to message
-;; Copyright (C) 1996 Free Software Foundation, Inc.
 
-;; Author: Lars Magne Ingebrigtsen <larsi@ifi.uio.no>
+;; Copyright (C) 1996, 1997, 1998, 1999, 2000, 2003
+;;      Free Software Foundation, Inc.
+
+;; Author: Lars Magne Ingebrigtsen <larsi@gnus.org>
 ;; Keywords: mail, news
 
 ;; This file is part of GNU Emacs.
@@ -25,67 +27,61 @@
 
 ;;; Code:
 
+(eval-when-compile (require 'cl))
+(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 'default-toolbar
+(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
+If it is non-nil, it must be a toolbar.  The five valid values are
 `default-toolbar', `top-toolbar', `bottom-toolbar',
 `right-toolbar', and `left-toolbar'.")
 
-(defvar message-toolbar 
+(defvar message-toolbar
   '([message-spell ispell-message t "Spell"]
-    [message-help (toolbar-info "message") t "Message help"])
+    [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 ((path load-path)
-	(dir (symbol-value
-	      (intern-soft (concat package "-xmas-glyph-directory"))))
-	result)
+  (let ((dir (symbol-value
+	      (intern-soft (concat package "-xmas-glyph-directory")))))
     (if (and (stringp dir) (file-directory-p dir))
 	dir
-      ;; We try to find the dir by looking at the load path,
-      ;; stripping away the last component and adding "etc/".
-      (while path
-	(if (and (car path)
-		 (file-exists-p
-		  (setq dir (concat
-			     (file-name-directory
-			      (directory-file-name (car path)))
-			     "etc/" (or package "message") "/")))
-		 (file-directory-p dir))
-	    (setq result dir
-		  path nil)
-	  (setq path (cdr path))))
-      result)))
+      (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
-      (if (and (not force)
-	       (boundp (aref (car bar) 0)))
-	  dir
-	(while bar
-	  (setq icon (aref (car bar) 0)
-		name (symbol-name icon)
-		bar (cdr bar))
-	  (setq up (concat dir name "-up.xpm"))
-	  (setq down (concat dir name "-down.xpm"))
-	  (setq disabled (concat dir name "-disabled.xpm"))
+      (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))
-	      (set icon nil)
+	      (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))))
+		       (and (file-exists-p disabled) disabled)))))))
+    dir))
 
 (defun message-setup-toolbar ()
   (and message-use-toolbar
@@ -93,6 +89,47 @@ If it is non-nil, it must be a toolbar.  The five legal values are
        (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))
+
+(defun message-xmas-maybe-fontify ()
+  (when (featurep 'font-lock)
+    (font-lock-set-defaults)))
+
+(defun message-xmas-make-caesar-translation-table (n)
+  "Create a rot table with offset N."
+  (let ((i -1)
+	(table (make-string 256 0))
+	(a (mm-char-int ?a))
+	(A (mm-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))))
+
+(add-hook 'message-mode-hook 'message-xmas-maybe-fontify)
+
+(defun message-xmas-redefine ()
+  "Redefine message functions for XEmacs."
+  (defalias 'message-exchange-point-and-mark
+    'message-xmas-exchange-point-and-mark)
+  (defalias 'message-mark-active-p
+    'region-exists-p)
+  (defalias 'message-make-caesar-translation-table
+    'message-xmas-make-caesar-translation-table)
+  (defalias 'message-make-overlay 'make-extent)
+  (defalias 'message-delete-overlay 'delete-extent)
+  (defalias 'message-overlay-put 'set-extent-property))
+
+(message-xmas-redefine)
+
 (provide 'messagexmas)
 
 ;;; messagexmas.el ends here