;;; gnus-picon.el --- displaying pretty icons in Gnus
-;; Copyright (C) 1996, 1997, 1998, 1999, 2000, 2001, 2002
+;; Copyright (C) 1996, 1997, 1998, 1999, 2000, 2001, 2002, 2003
;; Free Software Foundation, Inc.
-;; Author: Wes Hardaker <hardaker@ece.ucdavis.edu>
+;; Author: Lars Magne Ingebrigtsen <larsi@gnus.org>
;; Keywords: news xpm annotation glyph faces
;; This file is part of GNU Emacs.
;; domain/dom/subdomain/unknown/face.gif
;; Groups: comp.lang.lisp
;; news/comp/lang/lisp/unknown/face.gif
-
+;;
+;; Original implementation by Wes Hardaker <hardaker@ece.ucdavis.edu>.
+;;
;;; Code:
(eval-when-compile (require 'cl))
(require 'gnus)
-(require 'custom)
(require 'gnus-art)
;;; User variables:
(insert glyph)
(gnus-add-wash-type category)
(gnus-add-image category (car glyph))
- (gnus-put-image (car glyph) (cdr glyph))))
+ (gnus-put-image (car glyph) (cdr glyph) category)))
(defun gnus-picon-create-glyph (file)
(or (cdr (assoc file gnus-picon-glyph-alist))
(defun gnus-picon-transform-address (header category)
(gnus-with-article-headers
(let ((addresses
- (mail-header-parse-addresses (mail-fetch-field header)))
+ (mail-header-parse-addresses
+ ;; mail-header-parse-addresses does not work (reliably) on
+ ;; decoded headers.
+ (or
+ (ignore-errors
+ (mail-encode-encoded-word-string
+ (or (mail-fetch-field header) "")))
+ (mail-fetch-field header))))
spec file point cache)
(dolist (address addresses)
(setq address (car address))
;;; Commands:
+;; #### NOTE: the test for buffer-read-only is the same as in
+;; article-display-[x-]face. See the comment up there.
+
;;;###autoload
(defun gnus-treat-from-picon ()
"Display picons in the From header.
If picons are already displayed, remove them."
(interactive)
- (gnus-with-article-buffer
- (if (memq 'from-picon gnus-article-wash-types)
- (gnus-delete-images 'from-picon)
- (gnus-picon-transform-address "from" 'from-picon))))
+ (let ((wash-picon-p buffer-read-only))
+ (gnus-with-article-buffer
+ (if (and wash-picon-p (memq 'from-picon gnus-article-wash-types))
+ (gnus-delete-images 'from-picon)
+ (gnus-picon-transform-address "from" 'from-picon)))
+ ))
;;;###autoload
(defun gnus-treat-mail-picon ()
"Display picons in the Cc and To headers.
If picons are already displayed, remove them."
(interactive)
- (gnus-with-article-buffer
- (if (memq 'mail-picon gnus-article-wash-types)
- (gnus-delete-images 'mail-picon)
- (gnus-picon-transform-address "cc" 'mail-picon)
- (gnus-picon-transform-address "to" 'mail-picon))))
+ (let ((wash-picon-p buffer-read-only))
+ (gnus-with-article-buffer
+ (if (and wash-picon-p (memq 'mail-picon gnus-article-wash-types))
+ (gnus-delete-images 'mail-picon)
+ (gnus-picon-transform-address "cc" 'mail-picon)
+ (gnus-picon-transform-address "to" 'mail-picon)))
+ ))
;;;###autoload
(defun gnus-treat-newsgroups-picon ()
"Display picons in the Newsgroups and Followup-To headers.
If picons are already displayed, remove them."
(interactive)
- (gnus-with-article-buffer
- (if (memq 'newsgroups-picon gnus-article-wash-types)
- (gnus-delete-images 'newsgroups-picon)
- (gnus-picon-transform-newsgroups "newsgroups")
- (gnus-picon-transform-newsgroups "followup-to"))))
+ (let ((wash-picon-p buffer-read-only))
+ (gnus-with-article-buffer
+ (if (and wash-picon-p (memq 'newsgroups-picon gnus-article-wash-types))
+ (gnus-delete-images 'newsgroups-picon)
+ (gnus-picon-transform-newsgroups "newsgroups")
+ (gnus-picon-transform-newsgroups "followup-to")))
+ ))
(provide 'gnus-picon)