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 (defcustom riece-configure-windows-function #'riece-configure-windows
32 "Function to configure windows."
36 (defcustom riece-configure-windows-predicate
37 #'riece-configure-windows-predicate
38 "Function to check whether window reconfiguration is needed."
42 (defvar riece-update-buffer-functions
43 '(riece-update-user-list-buffer
44 riece-update-channel-list-buffer
45 riece-update-status-indicators
46 riece-update-channel-indicator
47 riece-update-short-channel-indicator
48 riece-update-channel-list-indicator))
50 (defvar riece-redisplay-buffer nil
51 "Non-nil means the buffer needs to be updated.
52 Local to the buffers.")
54 (defun riece-configure-windows ()
55 (let ((buffer (window-buffer))
57 (and riece-user-list-buffer-mode
59 ;; User list buffer is nuisance for private conversation.
60 (riece-channel-p (riece-identity-prefix
61 riece-current-channel)))))
62 ;; Can't expand minibuffer to full frame.
63 (if (eq (selected-window) (minibuffer-window))
65 (delete-other-windows)
66 (if (and riece-current-channel
67 (or show-user-list riece-channel-list-buffer-mode))
68 (let ((rest-window (split-window (selected-window)
69 (/ (window-width) 5) t)))
70 (if (and show-user-list riece-channel-list-buffer-mode)
72 (set-window-buffer (split-window)
73 riece-channel-list-buffer)
74 (set-window-buffer (selected-window)
75 riece-user-list-buffer))
77 (set-window-buffer (selected-window)
78 riece-user-list-buffer)
79 (if riece-channel-list-buffer-mode
80 (set-window-buffer (selected-window)
81 riece-channel-list-buffer))))
82 (select-window rest-window)))
83 (if (and riece-current-channel
84 riece-channel-buffer-mode)
85 (let ((rest-window (split-window)))
86 (set-window-buffer (selected-window)
88 (set-window-buffer (split-window rest-window 4)
90 (with-current-buffer riece-channel-buffer
91 (setq truncate-partial-width-windows nil))
92 (with-current-buffer riece-others-buffer
93 (setq truncate-partial-width-windows nil))
94 (set-window-buffer rest-window
95 riece-command-buffer))
96 (set-window-buffer (split-window (selected-window) 4)
97 riece-dialogue-buffer)
98 (set-window-buffer (selected-window)
99 riece-command-buffer))
100 (riece-set-window-points)
101 (select-window (or (get-buffer-window buffer)
102 (get-buffer-window riece-command-buffer)))))
104 (defun riece-configure-windows-top (&optional plist)
105 "Candidate of `riece-configure-windows-function'.
106 PLIST accept :command-height, :nick-width, and :channel-list-width."
107 (let ((command-height (or (plist-get plist :command-height) 5))
108 (nick-width (or (plist-get plist :nick-width) 13))
109 (channel-list-width (or (plist-get plist :channel-list-width) 25))
110 (buffer (window-buffer))
112 (and riece-user-list-buffer-mode
113 riece-current-channel
114 ;; User list buffer is nuisance for private conversation.
115 (riece-channel-p (riece-identity-prefix
116 riece-current-channel)))))
117 ;; Can't expand minibuffer to full frame.
118 (when (eq (selected-window) (minibuffer-window))
120 (delete-other-windows)
122 (let ((rest-window (split-window (selected-window) command-height)))
123 (set-window-buffer (selected-window)
124 riece-command-buffer)
125 (select-window rest-window))
126 ;; middle of frame (vertical-spilit when need)
127 (when (or (and riece-current-channel riece-channel-buffer-mode)
130 (split-window (selected-window)
131 (/ (* 5 (+ (window-height) command-height)) 8))))
133 ;; channel-buffer + user-list
135 (and riece-current-channel riece-channel-buffer-mode))
137 (split-window (selected-window) (- (window-width) nick-width) t)
138 riece-user-list-buffer)
139 (set-window-buffer (selected-window) riece-channel-buffer))
142 (set-window-buffer (selected-window) riece-user-list-buffer))
143 ;; only channel-buffer
144 (riece-channel-buffer-mode
145 (set-window-buffer (selected-window) riece-channel-buffer)))
146 (select-window rest-window)))
148 (if (and riece-current-channel
149 riece-channel-list-buffer-mode)
152 (split-window (selected-window)
153 (- (window-width) channel-list-width) t)
154 riece-channel-list-buffer)
155 (set-window-buffer (selected-window) riece-others-buffer)
156 (with-current-buffer riece-channel-buffer
157 (setq truncate-partial-width-windows nil))
158 (with-current-buffer riece-others-buffer
159 (setq truncate-partial-width-windows nil)))
160 (set-window-buffer (selected-window) riece-dialogue-buffer))
161 (riece-set-window-points)
162 (select-window (or (get-buffer-window buffer)
163 (get-buffer-window riece-command-buffer)))))
165 (defun riece-set-window-points ()
166 (if (get-buffer-window riece-user-list-buffer)
167 (with-current-buffer riece-user-list-buffer
168 (unless (riece-frozen riece-user-list-buffer)
169 (set-window-start (get-buffer-window riece-user-list-buffer)
171 (if (get-buffer-window riece-channel-list-buffer)
172 (with-current-buffer riece-channel-list-buffer
173 (unless (riece-frozen riece-channel-list-buffer)
174 (set-window-start (get-buffer-window riece-channel-list-buffer)
177 (defun riece-update-user-list-buffer ()
179 (set-buffer riece-user-list-buffer)
180 (when (and riece-redisplay-buffer
181 riece-current-channel
182 (riece-channel-p (riece-identity-prefix riece-current-channel)))
183 (let (users operators speakers)
184 (with-current-buffer (process-buffer (riece-server-process
185 (riece-identity-server
186 riece-current-channel)))
188 (riece-channel-get-users
189 (riece-identity-prefix riece-current-channel))
191 (riece-channel-get-operators
192 (riece-identity-prefix riece-current-channel))
194 (riece-channel-get-speakers
195 (riece-identity-prefix riece-current-channel))))
196 (let ((inhibit-read-only t)
200 (if (member (car users) operators)
201 (insert "@" (car users) "\n")
202 (if (member (car users) speakers)
203 (insert "+" (car users) "\n")
204 (insert " " (car users) "\n")))
205 (setq users (cdr users)))))
206 (setq riece-redisplay-buffer nil))))
208 (defun riece-update-channel-list-buffer ()
210 (set-buffer riece-channel-list-buffer)
211 (when riece-redisplay-buffer
212 (let ((inhibit-read-only t)
215 (channels riece-current-channels))
219 (let ((point (point)))
220 (insert (format "%2d: %s\n" index
221 (riece-format-identity (car channels))))
222 (put-text-property point (point) 'riece-identity
224 (setq index (1+ index)
225 channels (cdr channels))))
226 (setq riece-redisplay-buffer nil))))
228 (defun riece-update-channel-indicator ()
229 (setq riece-channel-indicator
230 (if riece-current-channel
231 (if (riece-channel-p (riece-identity-prefix riece-current-channel))
232 (riece-concat-channel-modes
233 riece-current-channel
234 (riece-concat-channel-topic
235 riece-current-channel
236 (riece-format-identity riece-current-channel)))
237 (riece-format-identity riece-current-channel))
240 (defun riece-update-short-channel-indicator ()
241 (setq riece-short-channel-indicator
242 (if riece-current-channel
243 (riece-format-identity riece-current-channel)
246 (defun riece-update-channel-list-indicator ()
247 (if (and riece-current-channels
248 ;; There is at least one channel.
249 (delq nil (copy-sequence riece-current-channels)))
251 (setq riece-channel-list-indicator
258 (format "%d:%s" index
259 (riece-format-identity channel)))
260 (setq index (1+ index))))
261 riece-current-channels))
263 (setq riece-channel-list-indicator "No channel")))
265 (defun riece-update-status-indicators ()
266 (if riece-current-channel
267 (with-current-buffer riece-command-buffer
268 (riece-with-server-buffer (riece-identity-server riece-current-channel)
269 (setq riece-away-indicator
270 (if (and riece-real-nickname
271 (riece-user-get-away riece-real-nickname))
274 riece-operator-indicator
275 (if (and riece-real-nickname
276 (riece-user-get-operator riece-real-nickname))
279 riece-user-indicator riece-real-nickname))))
280 (setq riece-freeze-indicator
281 (with-current-buffer (if (and riece-channel-buffer-mode
282 riece-channel-buffer)
284 riece-dialogue-buffer)
285 (if (eq riece-freeze 'own)
291 (defun riece-update-buffers ()
292 (if riece-current-channel
293 (setq riece-channel-buffer (get-buffer (riece-channel-buffer-name
294 riece-current-channel))))
295 (run-hooks 'riece-update-buffer-functions)
296 (force-mode-line-update t))
298 (defun riece-channel-buffer-name (identity)
299 (format riece-channel-buffer-format (riece-format-identity identity)))
302 (autoload 'riece-channel-mode "riece"))
303 (defun riece-channel-buffer-create (identity)
305 (riece-get-buffer-create (riece-channel-buffer-name identity))
306 (unless (eq major-mode 'riece-channel-mode)
308 (let (buffer-read-only)
309 (riece-insert-info (current-buffer)
310 (concat "Created on "
311 (funcall riece-format-time-function
314 (run-hook-with-args 'riece-channel-buffer-create-functions identity)))
317 (defun riece-switch-to-channel (identity)
318 (setq riece-last-channel riece-current-channel
319 riece-current-channel identity)
320 (with-current-buffer riece-user-list-buffer
321 (setq riece-redisplay-buffer t))
322 (run-hooks 'riece-channel-switch-hook))
324 (defun riece-join-channel (identity)
325 (unless (riece-identity-member identity riece-current-channels)
326 (setq riece-current-channels
327 (riece-identity-assign-binding identity riece-current-channels
328 riece-default-channel-binding))
329 (riece-channel-buffer-create identity)
330 (with-current-buffer riece-channel-list-buffer
331 (setq riece-redisplay-buffer t))))
333 (defun riece-switch-to-nearest-channel (pointer)
334 (let ((start riece-current-channels)
336 (while (and start (not (eq start pointer)))
338 (setq identity (car start)))
339 (setq start (cdr start)))
342 (null (car pointer)))
343 (setq pointer (cdr pointer)))
344 (setq identity (car pointer)))
346 (riece-switch-to-channel identity)
347 (setq riece-last-channel riece-current-channel
348 riece-current-channel nil))))
350 (defun riece-part-channel (identity)
351 (let ((pointer (riece-identity-member identity riece-current-channels)))
353 (setcar pointer nil))
354 (if (riece-identity-equal identity riece-current-channel)
355 (riece-switch-to-nearest-channel pointer))
356 (with-current-buffer riece-channel-list-buffer
357 (setq riece-redisplay-buffer t))))
359 (defun riece-configure-windows-predicate ()
360 ;; The current channel is changed, and some buffers are visible.
361 (unless (equal riece-last-channel riece-current-channel)
362 (let ((buffers riece-buffer-list))
365 (if (and (buffer-live-p (car buffers))
366 (get-buffer-window (car buffers)))
368 (setq buffers (cdr buffers))))))))
370 (defun riece-redisplay-buffers (&optional force)
371 (riece-update-buffers)
373 (funcall riece-configure-windows-predicate))
374 (funcall riece-configure-windows-function))
375 (run-hooks 'riece-redisplay-buffers-hook))
377 (provide 'riece-display)
379 ;;; riece-display.el ends here