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1 | /* |
2 | * This file is part of DisOrder. |
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3 | * Copyright (C) 2006, 2007 Richard Kettlewell |
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4 | * |
5 | * This program is free software; you can redistribute it and/or modify |
6 | * it under the terms of the GNU General Public License as published by |
7 | * the Free Software Foundation; either version 2 of the License, or |
8 | * (at your option) any later version. |
9 | * |
10 | * This program is distributed in the hope that it will be useful, but |
11 | * WITHOUT ANY WARRANTY; without even the implied warranty of |
12 | * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU |
13 | * General Public License for more details. |
14 | * |
15 | * You should have received a copy of the GNU General Public License |
16 | * along with this program; if not, write to the Free Software |
17 | * Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA 02111-1307 |
18 | * USA |
19 | */ |
20 | |
21 | #include "disobedience.h" |
22 | |
23 | #include <getopt.h> |
24 | #include <locale.h> |
25 | |
26 | /* Apologies for the numerous de-consting casts, but GLib et al do not seem to |
27 | * have heard of const. */ |
28 | |
29 | #include "style.h" /* generated style */ |
30 | |
31 | /* Functions --------------------------------------------------------------- */ |
32 | |
33 | static void log_connected(void *v); |
34 | static void log_completed(void *v, const char *track); |
35 | static void log_failed(void *v, const char *track, const char *status); |
36 | static void log_moved(void *v, const char *user); |
37 | static void log_playing(void *v, const char *track, const char *user); |
38 | static void log_queue(void *v, struct queue_entry *q); |
39 | static void log_recent_added(void *v, struct queue_entry *q); |
40 | static void log_recent_removed(void *v, const char *id); |
41 | static void log_removed(void *v, const char *id, const char *user); |
42 | static void log_scratched(void *v, const char *track, const char *user); |
43 | static void log_state(void *v, unsigned long state); |
44 | static void log_volume(void *v, int l, int r); |
45 | |
46 | /* Variables --------------------------------------------------------------- */ |
47 | |
48 | GMainLoop *mainloop; /* event loop */ |
49 | GtkWidget *toplevel; /* top level window */ |
50 | GtkWidget *report_label; /* label for progress indicator */ |
51 | GtkWidget *tabs; /* main tabs */ |
52 | |
53 | disorder_eclient *client; /* main client */ |
54 | |
55 | unsigned long last_state; /* last reported state */ |
56 | int playing; /* true if playing some track */ |
57 | int volume_l, volume_r; /* volume */ |
58 | double goesupto = 10; /* volume upper bound */ |
59 | int choosealpha; /* break up choose by letter */ |
60 | |
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61 | static const disorder_eclient_log_callbacks gdisorder_log_callbacks = { |
62 | log_connected, |
63 | log_completed, |
64 | log_failed, |
65 | log_moved, |
66 | log_playing, |
67 | log_queue, |
68 | log_recent_added, |
69 | log_recent_removed, |
70 | log_removed, |
71 | log_scratched, |
72 | log_state, |
73 | log_volume |
74 | }; |
75 | |
76 | /* Window creation --------------------------------------------------------- */ |
77 | |
78 | /* Note that all the client operations kicked off from here will only complete |
79 | * after we've entered the event loop. */ |
80 | |
81 | static gboolean delete_event(GtkWidget attribute((unused)) *widget, |
82 | GdkEvent attribute((unused)) *event, |
83 | gpointer attribute((unused)) data) { |
84 | D(("delete_event")); |
85 | exit(0); /* die immediately */ |
86 | } |
87 | |
88 | /* Called when the current tab is switched. */ |
89 | static void tab_switched(GtkNotebook attribute((unused)) *notebook, |
90 | GtkNotebookPage attribute((unused)) *page, |
91 | guint page_num, |
92 | gpointer attribute((unused)) user_data) { |
93 | menu_update(page_num); |
94 | } |
95 | |
96 | static GtkWidget *report_box(void) { |
97 | GtkWidget *vbox = gtk_vbox_new(FALSE, 0); |
98 | |
99 | report_label = gtk_label_new(""); |
100 | gtk_label_set_ellipsize(GTK_LABEL(report_label), PANGO_ELLIPSIZE_END); |
101 | gtk_misc_set_alignment(GTK_MISC(report_label), 0, 0); |
102 | gtk_container_add(GTK_CONTAINER(vbox), gtk_hseparator_new()); |
103 | gtk_container_add(GTK_CONTAINER(vbox), report_label); |
104 | return vbox; |
105 | } |
106 | |
107 | static GtkWidget *notebook(void) { |
108 | tabs = gtk_notebook_new(); |
109 | g_signal_connect(tabs, "switch-page", G_CALLBACK(tab_switched), 0); |
110 | gtk_notebook_append_page(GTK_NOTEBOOK(tabs), queue_widget(), |
111 | gtk_label_new("Queue")); |
112 | gtk_notebook_append_page(GTK_NOTEBOOK(tabs), recent_widget(), |
113 | gtk_label_new("Recent")); |
114 | gtk_notebook_append_page(GTK_NOTEBOOK(tabs), choose_widget(), |
115 | gtk_label_new("Choose")); |
116 | return tabs; |
117 | } |
118 | |
119 | static void make_toplevel_window(void) { |
120 | GtkWidget *const vbox = gtk_vbox_new(FALSE, 1); |
121 | GtkWidget *const rb = report_box(); |
122 | |
123 | D(("top_window")); |
124 | toplevel = gtk_window_new(GTK_WINDOW_TOPLEVEL); |
125 | /* default size is too small */ |
126 | gtk_window_set_default_size(GTK_WINDOW(toplevel), 640, 480); |
127 | /* terminate on close */ |
128 | g_signal_connect(G_OBJECT(toplevel), "delete_event", |
129 | G_CALLBACK(delete_event), NULL); |
130 | /* lay out the window */ |
131 | gtk_window_set_title(GTK_WINDOW(toplevel), "Disobedience"); |
132 | gtk_container_add(GTK_CONTAINER(toplevel), vbox); |
133 | /* lay out the vbox */ |
134 | gtk_box_pack_start(GTK_BOX(vbox), |
135 | menubar(toplevel), |
136 | FALSE, /* expand */ |
137 | FALSE, /* fill */ |
138 | 0); |
139 | gtk_box_pack_start(GTK_BOX(vbox), |
140 | control_widget(), |
141 | FALSE, /* expand */ |
142 | FALSE, /* fill */ |
143 | 0); |
144 | gtk_container_add(GTK_CONTAINER(vbox), notebook()); |
145 | gtk_box_pack_end(GTK_BOX(vbox), |
146 | rb, |
147 | FALSE, /* expand */ |
148 | FALSE, /* fill */ |
149 | 0); |
150 | gtk_widget_set_name(toplevel, "disobedience"); |
151 | } |
152 | |
153 | /* State monitoring -------------------------------------------------------- */ |
154 | |
155 | static void all_update(void) { |
156 | playing_update(); |
157 | queue_update(); |
158 | recent_update(); |
159 | control_update(); |
160 | } |
161 | |
162 | static void log_connected(void attribute((unused)) *v) { |
163 | struct callbackdata *cbd; |
164 | |
165 | /* Don't know what we might have missed while disconnected so update |
166 | * everything. We get this at startup too and this is how we do the initial |
167 | * state fetch. */ |
168 | all_update(); |
169 | /* Re-get the volume */ |
170 | cbd = xmalloc(sizeof *cbd); |
171 | cbd->onerror = 0; |
172 | disorder_eclient_volume(client, log_volume, -1, -1, cbd); |
173 | } |
174 | |
175 | static void log_completed(void attribute((unused)) *v, |
176 | const char attribute((unused)) *track) { |
177 | playing = 0; |
178 | playing_update(); |
179 | control_update(); |
180 | } |
181 | |
182 | static void log_failed(void attribute((unused)) *v, |
183 | const char attribute((unused)) *track, |
184 | const char attribute((unused)) *status) { |
185 | playing = 0; |
186 | playing_update(); |
187 | control_update(); |
188 | } |
189 | |
190 | static void log_moved(void attribute((unused)) *v, |
191 | const char attribute((unused)) *user) { |
192 | queue_update(); |
193 | } |
194 | |
195 | static void log_playing(void attribute((unused)) *v, |
196 | const char attribute((unused)) *track, |
197 | const char attribute((unused)) *user) { |
198 | playing = 1; |
199 | playing_update(); |
200 | control_update(); |
201 | /* we get a log_removed() anyway so we don't need to update_queue() from |
202 | * here */ |
203 | } |
204 | |
205 | static void log_queue(void attribute((unused)) *v, |
206 | struct queue_entry attribute((unused)) *q) { |
207 | queue_update(); |
208 | } |
209 | |
210 | static void log_recent_added(void attribute((unused)) *v, |
211 | struct queue_entry attribute((unused)) *q) { |
212 | recent_update(); |
213 | } |
214 | |
215 | static void log_recent_removed(void attribute((unused)) *v, |
216 | const char attribute((unused)) *id) { |
217 | /* nothing - log_recent_added() will trigger the relevant update */ |
218 | } |
219 | |
220 | static void log_removed(void attribute((unused)) *v, |
221 | const char attribute((unused)) *id, |
222 | const char attribute((unused)) *user) { |
223 | queue_update(); |
224 | } |
225 | |
226 | static void log_scratched(void attribute((unused)) *v, |
227 | const char attribute((unused)) *track, |
228 | const char attribute((unused)) *user) { |
229 | playing = 0; |
230 | playing_update(); |
231 | control_update(); |
232 | } |
233 | |
234 | static void log_state(void attribute((unused)) *v, |
235 | unsigned long state) { |
236 | last_state = state; |
237 | control_update(); |
238 | /* If the track is paused or resume then the currently playing track is |
239 | * refetched so that we can continue to correctly calculate the played so-far |
240 | * field */ |
241 | playing_update(); |
242 | } |
243 | |
244 | static void log_volume(void attribute((unused)) *v, |
245 | int l, int r) { |
246 | if(volume_l != l || volume_r != r) { |
247 | volume_l = l; |
248 | volume_r = r; |
249 | control_update(); |
250 | } |
251 | } |
252 | |
253 | /* Called once every 10 minutes */ |
254 | static gboolean periodic(gpointer attribute((unused)) data) { |
255 | D(("periodic")); |
256 | /* Expire cached data */ |
257 | cache_expire(); |
258 | /* Update everything to be sure that the connection to the server hasn't |
259 | * mysteriously gone stale on us. */ |
260 | all_update(); |
261 | return TRUE; /* don't remove me */ |
262 | } |
263 | |
264 | static gboolean heartbeat(gpointer attribute((unused)) data) { |
265 | static struct timeval last; |
266 | struct timeval now; |
267 | double delta; |
268 | |
269 | xgettimeofday(&now, 0); |
270 | if(last.tv_sec) { |
271 | delta = (now.tv_sec + now.tv_sec / 1.0E6) |
272 | - (last.tv_sec + last.tv_sec / 1.0E6); |
273 | if(delta >= 1.0625) |
274 | fprintf(stderr, "%f: %fs between 1s heartbeats\n", |
275 | now.tv_sec + now.tv_sec / 1.0E6, |
276 | delta); |
277 | } |
278 | last = now; |
279 | return TRUE; |
280 | } |
281 | |
282 | /* main -------------------------------------------------------------------- */ |
283 | |
284 | static const struct option options[] = { |
285 | { "help", no_argument, 0, 'h' }, |
286 | { "version", no_argument, 0, 'V' }, |
287 | { "config", required_argument, 0, 'c' }, |
288 | { "tufnel", no_argument, 0, 't' }, |
289 | { "choosealpha", no_argument, 0, 'C' }, |
290 | { "debug", no_argument, 0, 'd' }, |
291 | { 0, 0, 0, 0 } |
292 | }; |
293 | |
294 | /* display usage message and terminate */ |
295 | static void help(void) { |
296 | xprintf("Disobedience - GUI client for DisOrder\n" |
297 | "\n" |
298 | "Usage:\n" |
299 | " disobedience [OPTIONS]\n" |
300 | "Options:\n" |
301 | " --help, -h Display usage message\n" |
302 | " --version, -V Display version number\n" |
303 | " --config PATH, -c PATH Set configuration file\n" |
304 | " --debug, -d Turn on debugging\n" |
305 | "\n" |
306 | "Also GTK+ options will work.\n"); |
307 | xfclose(stdout); |
308 | exit(0); |
309 | } |
310 | |
311 | /* display version number and terminate */ |
312 | static void version(void) { |
313 | xprintf("disorder version %s\n", disorder_version_string); |
314 | xfclose(stdout); |
315 | exit(0); |
316 | } |
317 | |
318 | int main(int argc, char **argv) { |
319 | int n; |
320 | disorder_eclient *logclient; |
321 | |
322 | mem_init(1); |
323 | if(!setlocale(LC_CTYPE, "")) fatal(errno, "error calling setlocale"); |
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324 | /* Causes GTK+ to 0-fill lots of things, which helps the garbage collector. */ |
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325 | gtk_init(&argc, &argv); |
326 | gtk_rc_parse_string(style); |
327 | while((n = getopt_long(argc, argv, "hVc:dtH", options, 0)) >= 0) { |
328 | switch(n) { |
329 | case 'h': help(); |
330 | case 'V': version(); |
331 | case 'c': configfile = optarg; break; |
332 | case 'd': debugging = 1; break; |
333 | case 't': goesupto = 11; break; |
334 | case 'C': choosealpha = 1; break; /* not well tested any more */ |
335 | default: fatal(0, "invalid option"); |
336 | } |
337 | } |
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338 | signal(SIGPIPE, SIG_IGN); |
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339 | /* create the event loop */ |
340 | D(("create main loop")); |
341 | mainloop = g_main_loop_new(0, 0); |
342 | if(config_read()) fatal(0, "cannot read configuration"); |
343 | /* create the clients */ |
344 | client = gtkclient(); |
345 | logclient = gtkclient(); |
346 | disorder_eclient_log(logclient, &gdisorder_log_callbacks, 0); |
347 | /* periodic operations (e.g. expiring the cache) */ |
348 | g_timeout_add(600000/*milliseconds*/, periodic, 0); |
349 | /* The point of this is to try and get a handle on mysterious |
350 | * unresponsiveness. It's not very useful in production use. */ |
351 | if(0) |
352 | g_timeout_add(1000/*milliseconds*/, heartbeat, 0); |
353 | make_toplevel_window(); |
354 | /* reset styles now everything has its name */ |
355 | gtk_rc_reset_styles(gtk_settings_get_for_screen(gdk_screen_get_default())); |
356 | gtk_widget_show_all(toplevel); |
357 | D(("enter main loop")); |
358 | g_main_loop_run(mainloop); |
359 | return 0; |
360 | } |
361 | |
362 | /* |
363 | Local Variables: |
364 | c-basic-offset:2 |
365 | comment-column:40 |
366 | fill-column:79 |
367 | indent-tabs-mode:nil |
368 | End: |
369 | */ |