1 ;;; riece-unread.el --- "unread message mark" add-on
2 ;; Copyright (C) 1998-2003 Daiki Ueno
4 ;; Author: Daiki Ueno <ueno@unixuser.org>
5 ;; Keywords: IRC, riece
7 ;; This file is part of Riece.
9 ;; This program is free software; you can redistribute it and/or modify
10 ;; it under the terms of the GNU General Public License as published by
11 ;; the Free Software Foundation; either version 2, or (at your option)
14 ;; This program is distributed in the hope that it will be useful,
15 ;; but WITHOUT ANY WARRANTY; without even the implied warranty of
16 ;; MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
17 ;; GNU General Public License for more details.
19 ;; You should have received a copy of the GNU General Public License
20 ;; along with GNU Emacs; see the file COPYING. If not, write to the
21 ;; Free Software Foundation, Inc., 59 Temple Place - Suite 330,
22 ;; Boston, MA 02111-1307, USA.
26 ;; This add-on marks channels where new messages are arrived.
28 ;; You can check the unread channels via `C-c g' in the commands
29 ;; buffer, by adding the following lines to ~/.riece/init.el:
31 ;; (add-hook 'riece-guess-channel-try-functions
32 ;; 'riece-guess-channel-from-unread)
36 (require 'riece-message)
37 (require 'riece-commands)
38 (require 'riece-signal)
40 (eval-when-compile (require 'riece-highlight))
42 (defgroup riece-unread nil
43 "Mark unread channels"
48 (defface riece-channel-list-unread-face
51 (:foreground "orange"))
54 (:foreground "firebrick"))
57 "Face used for displaying unread channels."
58 :group 'riece-highlight-faces)
59 (defvar riece-channel-list-unread-face 'riece-channel-list-unread-face)
61 (defvar riece-unread-channels nil)
63 (defun riece-unread-after-display-message-function (message)
64 (let ((target (if (riece-message-private-p message)
65 (riece-message-speaker message)
66 (riece-message-target message))))
67 (unless (or (riece-message-own-p message)
68 (riece-message-type message)
69 (riece-identity-equal target riece-current-channel)
70 (riece-identity-member target riece-unread-channels))
71 (setq riece-unread-channels (cons target riece-unread-channels))
72 (riece-emit-signal 'channel-list-changed))))
74 (defun riece-unread-after-switch-to-channel-function (last)
75 (setq riece-unread-channels
76 (delete riece-current-channel
77 riece-unread-channels)))
79 (defun riece-unread-format-identity-for-channel-list-buffer (index identity)
80 (if (riece-identity-member identity riece-unread-channels)
81 (concat (format "%2d:!" index)
82 (riece-format-identity identity))))
84 (defun riece-unread-format-identity-for-channel-list-indicator (index identity)
85 (if (riece-identity-member identity riece-unread-channels)
86 (let ((string (riece-format-identity identity))
89 (while (string-match "%" string start)
90 (setq start (1+ (match-end 0))
91 string (replace-match "%%" nil nil string)))
92 (list (format "%d:" index)
93 (riece-propertize-modeline-string
94 string 'face 'riece-channel-list-unread-face)))))
96 (defun riece-unread-switch-to-channel ()
98 (if riece-unread-channels
99 (let ((channel (car riece-unread-channels)))
100 (if (riece-identity-member channel riece-current-channels)
101 (riece-command-switch-to-channel channel)
102 (setq riece-unread-channels
103 (delete channel riece-unread-channels))
104 (riece-unread-switch-to-channel)))
105 (error "No unread channel!")))
107 (defun riece-guess-channel-from-unread ()
108 riece-unread-channels)
110 (defvar riece-command-mode-map)
111 (defvar riece-dialogue-mode-map)
112 (defvar riece-channel-list-mode-map)
114 (defun riece-unread-requires ()
116 (if (memq 'riece-highlight riece-addons)
117 (setq requires (cons 'riece-highlight requires)))
118 ;;; (if (memq 'riece-guess riece-addons)
119 ;;; (setq requires (cons 'riece-guess requires)))
122 (defun riece-unread-insinuate ()
123 (add-hook 'riece-after-display-message-functions
124 'riece-unread-after-display-message-function)
125 (add-hook 'riece-after-switch-to-channel-functions
126 'riece-unread-after-switch-to-channel-function)
127 (add-hook 'riece-format-identity-for-channel-list-buffer-functions
128 'riece-unread-format-identity-for-channel-list-buffer)
129 (add-hook 'riece-format-identity-for-channel-list-indicator-functions
130 'riece-unread-format-identity-for-channel-list-indicator)
131 (define-key riece-command-mode-map
132 "\C-c\C-u" 'riece-unread-switch-to-channel)
133 (define-key riece-dialogue-mode-map
134 "u" 'riece-unread-switch-to-channel)
135 (define-key riece-channel-list-mode-map
136 "u" 'riece-unread-switch-to-channel)
137 (if (memq 'riece-highlight riece-addons)
138 (setq riece-channel-list-mark-face-alist
139 (cons '(?! . riece-channel-list-unread-face)
140 riece-channel-list-mark-face-alist)))
141 ;;; (if (memq 'riece-guess riece-addons)
142 ;;; (add-hook 'riece-guess-channel-try-functions
143 ;;; 'riece-guess-channel-from-unread))
146 (provide 'riece-unread)
148 ;;; riece-unread.el ends here