1 ;;; riece-display.el --- buffer arrangement
2 ;; Copyright (C) 1998-2003 Daiki Ueno
4 ;; Author: Daiki Ueno <ueno@unixuser.org>
6 ;; Keywords: IRC, riece
8 ;; This file is part of Riece.
10 ;; This program is free software; you can redistribute it and/or modify
11 ;; it under the terms of the GNU General Public License as published by
12 ;; the Free Software Foundation; either version 2, or (at your option)
15 ;; This program is distributed in the hope that it will be useful,
16 ;; but WITHOUT ANY WARRANTY; without even the implied warranty of
17 ;; MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
18 ;; GNU General Public License for more details.
20 ;; You should have received a copy of the GNU General Public License
21 ;; along with GNU Emacs; see the file COPYING. If not, write to the
22 ;; Free Software Foundation, Inc., 59 Temple Place - Suite 330,
23 ;; Boston, MA 02111-1307, USA.
27 (require 'riece-options)
28 (require 'riece-channel)
30 (require 'riece-layout)
32 (defvar riece-channel-buffer-format "*Channel:%s*"
33 "Format of channel message buffer.")
34 (defvar riece-channel-buffer-alist nil
35 "An alist mapping identities to channel buffers.")
37 (defvar riece-update-buffer-functions nil
38 "Functions to redisplay the buffer.
39 Local to the buffer in `riece-buffer-list'.")
41 (defvar riece-update-indicator-functions
42 '(riece-update-status-indicators
43 riece-update-channel-indicator
44 riece-update-long-channel-indicator
45 riece-update-channel-list-indicator)
46 "Functions to update modeline indicators.")
48 (defun riece-update-user-list-buffer ()
50 (set-buffer riece-user-list-buffer)
51 (if (and riece-current-channel
52 (riece-channel-p (riece-identity-prefix riece-current-channel)))
54 (with-current-buffer (process-buffer (riece-server-process
55 (riece-identity-server
56 riece-current-channel)))
57 (riece-channel-get-users (riece-identity-prefix
58 riece-current-channel))))
63 (insert (if (memq ?o (cdr (car users)))
65 (if (memq ?v (cdr (car users)))
68 (riece-format-identity
69 (riece-make-identity (car (car users))
70 (riece-identity-server
71 riece-current-channel))
74 (setq users (cdr users)))))))
76 (defun riece-update-channel-list-buffer ()
78 (set-buffer riece-channel-list-buffer)
79 (let ((inhibit-read-only t)
82 (channels riece-current-channels))
86 (insert (riece-format-channel-list-line
87 index (car channels))))
88 (setq index (1+ index)
89 channels (cdr channels))))))
91 (defun riece-format-channel-list-line (index channel)
92 (or (run-hook-with-args-until-success
93 'riece-format-channel-list-line-functions index channel)
94 (concat (format "%2d:%c" index
95 (if (riece-identity-equal channel riece-current-channel)
98 (riece-format-identity channel)
101 (defun riece-update-channel-indicator ()
102 (setq riece-channel-indicator
103 (if riece-current-channel
104 (riece-format-identity riece-current-channel)
107 (defun riece-update-long-channel-indicator ()
108 (setq riece-long-channel-indicator
109 (if riece-current-channel
110 (if (riece-channel-p (riece-identity-prefix riece-current-channel))
111 (riece-concat-channel-modes
112 riece-current-channel
113 (riece-concat-channel-topic
114 riece-current-channel
115 (riece-format-identity riece-current-channel)))
116 (riece-format-identity riece-current-channel))
119 (defun riece-update-channel-list-indicator ()
120 (if (and riece-current-channels
121 ;; There is at least one channel.
122 (delq nil (copy-sequence riece-current-channels)))
124 (setq riece-channel-list-indicator
132 (format "%d:%s" index
133 (riece-format-identity channel)))
134 (setq index (1+ index))))
135 riece-current-channels))
137 (setq riece-channel-list-indicator "No channel")))
139 (defun riece-update-status-indicators ()
140 (if riece-current-channel
141 (with-current-buffer riece-command-buffer
142 (riece-with-server-buffer (riece-identity-server riece-current-channel)
143 (setq riece-away-indicator
144 (if (and riece-real-nickname
145 (riece-user-get-away riece-real-nickname))
148 riece-operator-indicator
149 (if (and riece-real-nickname
150 (riece-user-get-operator riece-real-nickname))
153 riece-user-indicator riece-real-nickname))))
154 (setq riece-freeze-indicator
155 (with-current-buffer (if (and riece-channel-buffer-mode
156 riece-channel-buffer)
158 riece-dialogue-buffer)
159 (if (eq riece-freeze 'own)
165 (defun riece-update-buffers (&optional buffers)
167 (setq buffers riece-buffer-list))
170 (set-buffer (car buffers))
171 (run-hooks 'riece-update-buffer-functions))
172 (setq buffers (cdr buffers)))
173 (run-hooks 'riece-update-indicator-functions)
174 (force-mode-line-update t)
175 (run-hooks 'riece-update-buffer-hook))
177 (defun riece-channel-buffer-name (identity)
178 (let ((channels (riece-identity-member identity riece-current-channels)))
180 (setq identity (car channels))
182 (message "%S is not a member of riece-current-channels" identity)))
183 (format riece-channel-buffer-format (riece-format-identity identity))))
186 (autoload 'riece-channel-mode "riece"))
187 (defun riece-channel-buffer-create (identity)
189 (riece-get-buffer-create (riece-channel-buffer-name identity)
191 (setq riece-channel-buffer-alist
192 (cons (cons identity (current-buffer))
193 riece-channel-buffer-alist))
194 (unless (eq major-mode 'riece-channel-mode)
196 (let (buffer-read-only)
197 (riece-insert-info (current-buffer)
198 (concat "Created on "
199 (funcall riece-format-time-function
202 (run-hook-with-args 'riece-channel-buffer-create-functions identity)))
205 (defun riece-channel-buffer (identity)
206 (cdr (riece-identity-assoc identity riece-channel-buffer-alist)))
208 (defun riece-switch-to-channel (identity)
209 (let ((last riece-current-channel))
210 (setq riece-current-channel identity
211 riece-channel-buffer (riece-channel-buffer riece-current-channel))
212 (run-hook-with-args 'riece-after-switch-to-channel-functions last)))
214 (defun riece-join-channel (identity)
215 (unless (riece-identity-member identity riece-current-channels)
216 (setq riece-current-channels
217 (riece-identity-assign-binding
218 identity riece-current-channels
222 (riece-parse-identity channel)))
223 riece-default-channel-binding)))
224 (riece-channel-buffer-create identity)))
226 (defun riece-switch-to-nearest-channel (pointer)
227 (let ((start riece-current-channels)
229 (while (and start (not (eq start pointer)))
231 (setq identity (car start)))
232 (setq start (cdr start)))
235 (null (car pointer)))
236 (setq pointer (cdr pointer)))
237 (setq identity (car pointer)))
239 (riece-switch-to-channel identity)
240 (let ((last riece-current-channel))
241 (run-hook-with-args 'riece-after-switch-to-channel-functions last)
242 (setq riece-current-channel nil)))))
244 (defun riece-part-channel (identity)
245 (let ((pointer (riece-identity-member identity riece-current-channels)))
247 (setcar pointer nil))
248 (if (riece-identity-equal identity riece-current-channel)
249 (riece-switch-to-nearest-channel pointer))))
251 (defun riece-redisplay-buffers (&optional force)
252 (riece-update-buffers)
253 (riece-redraw-layout force)
254 (run-hooks 'riece-redisplay-buffers-hook))
256 (provide 'riece-display)
258 ;;; riece-display.el ends here