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 (when (and riece-current-channel
52 (riece-channel-p (riece-identity-prefix riece-current-channel)))
53 (let (users operators speakers)
54 (with-current-buffer (process-buffer (riece-server-process
55 (riece-identity-server
56 riece-current-channel)))
58 (riece-channel-get-users
59 (riece-identity-prefix riece-current-channel))
61 (riece-channel-get-operators
62 (riece-identity-prefix riece-current-channel))
64 (riece-channel-get-speakers
65 (riece-identity-prefix riece-current-channel))))
66 (let ((inhibit-read-only t)
70 (insert (if (member (car users) operators)
72 (if (member (car users) speakers)
75 (riece-format-identity
76 (riece-make-identity (car users)
77 (riece-identity-server
78 riece-current-channel))
81 (setq users (cdr users))))))))
83 (defun riece-update-channel-list-buffer ()
85 (set-buffer riece-channel-list-buffer)
86 (let ((inhibit-read-only t)
89 (channels riece-current-channels))
93 (insert (riece-format-channel-list-line
94 index (car channels))))
95 (setq index (1+ index)
96 channels (cdr channels))))))
98 (defun riece-format-channel-list-line (index channel)
99 (or (run-hook-with-args-until-success
100 'riece-format-channel-list-line-functions index channel)
101 (concat (format "%2d:%c" index
102 (if (riece-identity-equal channel riece-current-channel)
105 (riece-format-identity channel)
108 (defun riece-update-channel-indicator ()
109 (setq riece-channel-indicator
110 (if riece-current-channel
111 (riece-format-identity riece-current-channel)
114 (defun riece-update-long-channel-indicator ()
115 (setq riece-long-channel-indicator
116 (if riece-current-channel
117 (if (riece-channel-p (riece-identity-prefix riece-current-channel))
118 (riece-concat-channel-modes
119 riece-current-channel
120 (riece-concat-channel-topic
121 riece-current-channel
122 (riece-format-identity riece-current-channel)))
123 (riece-format-identity riece-current-channel))
126 (defun riece-update-channel-list-indicator ()
127 (if (and riece-current-channels
128 ;; There is at least one channel.
129 (delq nil (copy-sequence riece-current-channels)))
131 (setq riece-channel-list-indicator
139 (format "%d:%s" index
140 (riece-format-identity channel)))
141 (setq index (1+ index))))
142 riece-current-channels))
144 (setq riece-channel-list-indicator "No channel")))
146 (defun riece-update-status-indicators ()
147 (if riece-current-channel
148 (with-current-buffer riece-command-buffer
149 (riece-with-server-buffer (riece-identity-server riece-current-channel)
150 (setq riece-away-indicator
151 (if (and riece-real-nickname
152 (riece-user-get-away riece-real-nickname))
155 riece-operator-indicator
156 (if (and riece-real-nickname
157 (riece-user-get-operator riece-real-nickname))
160 riece-user-indicator riece-real-nickname))))
161 (setq riece-freeze-indicator
162 (with-current-buffer (if (and riece-channel-buffer-mode
163 riece-channel-buffer)
165 riece-dialogue-buffer)
166 (if (eq riece-freeze 'own)
172 (defun riece-update-buffers (&optional buffers)
174 (setq buffers riece-buffer-list))
177 (set-buffer (car buffers))
178 (run-hooks 'riece-update-buffer-functions))
179 (setq buffers (cdr buffers)))
180 (run-hooks 'riece-update-indicator-functions)
181 (force-mode-line-update t))
183 (defun riece-channel-buffer-name (identity)
184 (let ((channels (riece-identity-member identity riece-current-channels)))
186 (setq identity (car channels))
188 (message "%S is not a member of riece-current-channels" identity)))
189 (format riece-channel-buffer-format (riece-format-identity identity))))
192 (autoload 'riece-channel-mode "riece"))
193 (defun riece-channel-buffer-create (identity)
195 (riece-get-buffer-create (riece-channel-buffer-name identity)
197 (setq riece-channel-buffer-alist
198 (cons (cons identity (current-buffer))
199 riece-channel-buffer-alist))
200 (unless (eq major-mode 'riece-channel-mode)
202 (let (buffer-read-only)
203 (riece-insert-info (current-buffer)
204 (concat "Created on "
205 (funcall riece-format-time-function
208 (run-hook-with-args 'riece-channel-buffer-create-functions identity)))
211 (defun riece-channel-buffer (identity)
212 (cdr (riece-identity-assoc identity riece-channel-buffer-alist)))
214 (defun riece-switch-to-channel (identity)
215 (let ((last riece-current-channel))
216 (setq riece-current-channel identity
217 riece-channel-buffer (riece-channel-buffer riece-current-channel))
218 (run-hook-with-args 'riece-after-switch-to-channel-functions last)))
220 (defun riece-join-channel (identity)
221 (unless (riece-identity-member identity riece-current-channels)
222 (setq riece-current-channels
223 (riece-identity-assign-binding
224 identity riece-current-channels
228 (riece-parse-identity channel)))
229 riece-default-channel-binding)))
230 (riece-channel-buffer-create identity)))
232 (defun riece-switch-to-nearest-channel (pointer)
233 (let ((start riece-current-channels)
235 (while (and start (not (eq start pointer)))
237 (setq identity (car start)))
238 (setq start (cdr start)))
241 (null (car pointer)))
242 (setq pointer (cdr pointer)))
243 (setq identity (car pointer)))
245 (riece-switch-to-channel identity)
246 (let ((last riece-current-channel))
247 (run-hook-with-args 'riece-after-switch-to-channel-functions last)
248 (setq riece-current-channel nil)))))
250 (defun riece-part-channel (identity)
251 (let ((pointer (riece-identity-member identity riece-current-channels)))
253 (setcar pointer nil))
254 (if (riece-identity-equal identity riece-current-channel)
255 (riece-switch-to-nearest-channel pointer))))
257 (defun riece-redisplay-buffers (&optional force)
258 (riece-update-buffers)
259 (riece-redraw-layout force)
260 (run-hooks 'riece-redisplay-buffers-hook))
262 (provide 'riece-display)
264 ;;; riece-display.el ends here