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)
31 (defvar riece-update-buffer-functions
32 '(riece-user-list-update-buffer
33 riece-channel-list-update-buffer
34 riece-update-channel-indicator
35 riece-update-channel-list-indicator))
37 (defcustom riece-configure-windows-function #'riece-configure-windows
38 "Function to configure windows."
42 (defun riece-configure-windows ()
43 (let ((buffer (current-buffer))
45 (and riece-user-list-buffer-mode
47 ;; User list buffer is nuisance for private conversation.
48 (riece-channel-p riece-current-channel))))
49 (delete-other-windows)
50 (if (and riece-current-channel
51 (or show-user-list riece-channel-list-buffer-mode))
52 (let ((rest-window (split-window (selected-window)
53 (/ (window-width) 5) t)))
54 (if (and show-user-list riece-channel-list-buffer-mode)
56 (set-window-buffer (split-window)
57 riece-channel-list-buffer)
58 (set-window-buffer (selected-window)
59 riece-user-list-buffer))
61 (set-window-buffer (selected-window)
62 riece-user-list-buffer)
63 (if riece-channel-list-buffer-mode
64 (set-window-buffer (selected-window)
65 riece-channel-list-buffer))))
66 (select-window rest-window)))
67 (if (and riece-current-channel
68 riece-channel-buffer-mode)
69 (let ((rest-window (split-window)))
70 (set-window-buffer (selected-window)
72 (set-window-buffer (split-window rest-window 4)
74 (with-current-buffer riece-channel-buffer
75 (setq truncate-partial-width-windows nil))
76 (with-current-buffer riece-others-buffer
77 (setq truncate-partial-width-windows nil))
78 (set-window-buffer rest-window
79 riece-command-buffer))
80 (set-window-buffer (split-window (selected-window) 4)
81 riece-dialogue-buffer)
82 (set-window-buffer (selected-window)
83 riece-command-buffer))
84 (riece-set-window-points)
85 (select-window (or (get-buffer-window buffer)
86 (get-buffer-window riece-command-buffer)))))
88 (defun riece-set-window-points ()
89 (if (and riece-user-list-buffer
90 (get-buffer-window riece-user-list-buffer))
91 (with-current-buffer riece-user-list-buffer
92 (unless (riece-frozen riece-user-list-buffer)
93 (set-window-start (get-buffer-window riece-user-list-buffer)
95 (if (get-buffer-window riece-channel-list-buffer)
96 (with-current-buffer riece-channel-list-buffer
97 (unless (riece-frozen riece-channel-list-buffer)
98 (set-window-start (get-buffer-window riece-channel-list-buffer)
101 (defun riece-user-list-update-buffer ()
102 (if (get-buffer riece-user-list-buffer)
104 (set-buffer riece-user-list-buffer)
105 (when (and riece-current-channel
106 (riece-channel-p riece-current-channel))
107 (let ((inhibit-read-only t)
109 (users (riece-channel-get-users riece-current-channel))
110 (operators (riece-channel-get-operators riece-current-channel))
111 (speakers (riece-channel-get-speakers riece-current-channel)))
114 (if (member (car users) operators)
115 (insert "@" (car users) "\n")
116 (if (member (car users) speakers)
117 (insert "+" (car users) "\n")
118 (insert " " (car users) "\n")))
119 (setq users (cdr users))))))))
121 (defun riece-channel-list-update-buffer ()
122 (if (get-buffer riece-channel-list-buffer)
124 (set-buffer riece-channel-list-buffer)
125 (let ((inhibit-read-only t)
128 (channels riece-current-channels))
132 (insert (format "%2d:%s\n" index (car channels))))
133 (setq index (1+ index)
134 channels (cdr channels)))))))
136 (defsubst riece-update-channel-indicator ()
137 (setq riece-channel-indicator
138 (if riece-current-channel
139 (riece-concat-current-channel-modes
140 (if (and riece-current-channel
141 (riece-channel-p riece-current-channel)
142 (riece-channel-get-topic riece-current-channel))
143 (concat riece-current-channel ": "
144 (riece-channel-get-topic riece-current-channel))
145 riece-current-channel))
147 (with-current-buffer riece-command-buffer
148 (force-mode-line-update)))
150 (defun riece-update-channel-list-indicator ()
151 (if (and riece-current-channels
152 ;; There is at least one channel.
153 (delq nil (copy-sequence riece-current-channels)))
155 (setq riece-channel-list-indicator
162 (format "%d:%s" index channel))
163 (setq index (1+ index))))
164 riece-current-channels))
166 (setq riece-channel-list-indicator "No channel")))
168 (defun riece-update-buffers ()
169 (run-hooks 'riece-update-buffer-functions)
170 (force-mode-line-update t))
173 (autoload 'riece-channel-mode "riece"))
174 (defun riece-channel-buffer-create (identity)
176 (riece-get-buffer-create (format riece-channel-buffer-format identity))
177 (unless (eq major-mode 'riece-channel-mode)
179 (let (buffer-read-only)
180 (riece-insert-info (current-buffer)
181 (concat "Created on "
182 (funcall riece-format-time-function
188 (autoload 'riece-user-list-mode "riece"))
189 (defun riece-user-list-buffer-create (identity)
191 (riece-get-buffer-create (format riece-user-list-buffer-format identity))
192 (unless (eq major-mode 'riece-user-list-mode)
193 (riece-user-list-mode))
196 (defun riece-switch-to-channel (identity)
197 (setq riece-last-channel riece-current-channel
198 riece-current-channel identity
200 (cdr (riece-identity-assoc-no-server
201 identity riece-channel-buffer-alist))
202 riece-user-list-buffer
203 (cdr (riece-identity-assoc-no-server
204 identity riece-user-list-buffer-alist))))
206 (defun riece-join-channel (channel-name)
207 (let ((identity (riece-make-identity channel-name)))
208 (unless (riece-identity-member-no-server
209 identity riece-current-channels)
210 (setq riece-current-channels
211 (riece-identity-assign-binding
212 identity riece-current-channels
213 riece-default-channel-binding)))
214 (unless (riece-identity-assoc-no-server
215 identity riece-channel-buffer-alist)
216 (let ((buffer (riece-channel-buffer-create identity)))
217 (setq riece-channel-buffer-alist
218 (cons (cons identity buffer)
219 riece-channel-buffer-alist))))
220 (unless (riece-identity-assoc-no-server
221 identity riece-user-list-buffer-alist)
222 (let ((buffer (riece-user-list-buffer-create identity)))
223 (setq riece-user-list-buffer-alist
224 (cons (cons identity buffer)
225 riece-user-list-buffer-alist))))))
227 (defun riece-switch-to-nearest-channel (pointer)
228 (let ((start riece-current-channels)
230 (while (and start (not (eq start pointer)))
232 (setq identity (car start)))
233 (setq start (cdr start)))
236 (null (car pointer)))
237 (setq pointer (cdr pointer)))
238 (setq identity (car pointer)))
240 (riece-switch-to-channel identity)
241 (setq riece-last-channel riece-current-channel
242 riece-current-channel nil))))
244 (defun riece-part-channel (channel-name)
245 (let* ((identity (riece-make-identity channel-name))
246 (pointer (riece-identity-member-no-server
247 identity riece-current-channels)))
249 (setcar pointer nil))
251 (if (riece-identity-equal-no-server identity riece-current-channel)
252 (riece-switch-to-nearest-channel pointer))))
254 (defun riece-redisplay-buffers (&optional force)
255 (riece-update-buffers)
257 ;; The current channel is changed, and some buffers are visible.
258 (unless (equal riece-last-channel riece-current-channel)
259 (let ((buffers riece-buffer-list))
262 (if (and (buffer-live-p (car buffers))
263 (get-buffer-window (car buffers)))
265 (setq buffers (cdr buffers))))))))
266 (funcall riece-configure-windows-function)))
268 (provide 'riece-display)