;;; riece-xface.el --- display X-Face in user list buffer
;; Copyright (C) 1998-2003 Daiki Ueno

;; Author: Daiki Ueno <ueno@unixuser.org>
;; Created: 1998-09-28
;; Keywords: IRC, riece

;; This file is part of Riece.

;; 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 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:

;; To use, add the following line to your ~/.riece/init.el:
;; (add-to-list 'riece-addons 'riece-xface)

;;; Code:

(require 'riece-identity)
(require 'riece-globals)
(require 'riece-display)
(require 'riece-lsdb)

(defvar lsdb-insert-x-face-function)

(defun riece-xface-update-user-list-buffer ()
  (riece-scan-property-region
   'riece-identity (point-min)(point-max)
   (lambda (start end)
     (let ((records (riece-lsdb-lookup-records (get-text-property
						start 'riece-identity)))
	   xface)
       (while (and records
		   (null xface))
	 (setq xface (nth 1 (assq 'x-face (car records)))
	       records (cdr records)))
       (if (and xface
		(not (eq (char-after end) ? )))
	   (let ((inhibit-read-only t)
		 buffer-read-only)
	     (goto-char end)
	     (insert " ")
	     (funcall lsdb-insert-x-face-function xface)))))))

(defun riece-xface-requires ()
  '(riece-lsdb))

(defun riece-xface-insinuate ()
  (add-hook 'riece-user-list-mode-hook
	    (lambda ()
	      (add-hook 'riece-update-buffer-functions
			'riece-xface-update-user-list-buffer t t))))

(provide 'riece-xface)

;;; riece-xface.el ends here