2 * This file is part of DisOrder.
3 * Copyright (C) 2006-2009 Richard Kettlewell
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 3 of the License, or
8 * (at your option) any later version.
10 * This program is distributed in the hope that it will be useful,
11 * but WITHOUT ANY WARRANTY; without even the implied warranty of
12 * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
13 * GNU General Public License for more details.
15 * You should have received a copy of the GNU General Public License
16 * along with this program. If not, see <http://www.gnu.org/licenses/>.
18 /** @file disobedience/disobedience.c
19 * @brief Main Disobedience program
22 #include "disobedience.h"
30 /* Apologies for the numerous de-consting casts, but GLib et al do not seem to
31 * have heard of const. */
33 /* Variables --------------------------------------------------------------- */
35 /** @brief Event loop */
38 /** @brief Top-level window */
41 /** @brief Label for progress indicator */
42 GtkWidget *report_label;
44 /** @brief Main tab group */
47 /** @brief Mini-mode widget for playing track */
48 GtkWidget *playing_mini;
50 /** @brief Main client */
51 disorder_eclient *client;
53 /** @brief Log client */
54 disorder_eclient *logclient;
56 /** @brief Last reported state
58 * This is updated by log_state().
60 unsigned long last_state;
62 /** @brief True if some track is playing
64 * This ought to be removed in favour of last_state & DISORDER_PLAYING
68 /** @brief Left channel volume */
71 /** @brief Right channel volume */
74 double goesupto = 10; /* volume upper bound */
76 /** @brief True if a NOP is in flight */
77 static int nop_in_flight;
79 /** @brief True if an rtp-address command is in flight */
80 static int rtp_address_in_flight;
82 /** @brief True if a rights lookup is in flight */
83 static int rights_lookup_in_flight;
85 /** @brief Current rights bitmap */
86 rights_type last_rights;
88 /** @brief True if RTP play is available
90 * This is a bit of a bodge...
94 /** @brief True if RTP play is enabled */
97 /** @brief Server version */
98 const char *server_version;
100 /** @brief Parsed server version */
101 long server_version_bytes;
103 static GtkWidget *queue;
105 static GtkWidget *notebook_box;
107 static void check_rtp_address(const char *event,
111 /* Window creation --------------------------------------------------------- */
113 /* Note that all the client operations kicked off from here will only complete
114 * after we've entered the event loop. */
116 /** @brief Called when main window is deleted
118 * Terminates the program.
120 static gboolean delete_event(GtkWidget attribute((unused)) *widget,
121 GdkEvent attribute((unused)) *event,
122 gpointer attribute((unused)) data) {
124 exit(0); /* die immediately */
127 /** @brief Called when the current tab is switched
129 * Updates the menu settings to correspond to the new page.
131 static void tab_switched(GtkNotebook *notebook,
132 GtkNotebookPage attribute((unused)) *page,
134 gpointer attribute((unused)) user_data) {
135 GtkWidget *const tab = gtk_notebook_get_nth_page(notebook, page_num);
136 const struct tabtype *const t = g_object_get_data(G_OBJECT(tab), "type");
142 /** @brief Create the report box */
143 static GtkWidget *report_box(void) {
144 GtkWidget *vbox = gtk_vbox_new(FALSE, 0);
146 report_label = gtk_label_new("");
147 gtk_label_set_ellipsize(GTK_LABEL(report_label), PANGO_ELLIPSIZE_END);
148 gtk_misc_set_alignment(GTK_MISC(report_label), 0, 0);
149 gtk_container_add(GTK_CONTAINER(vbox), gtk_hseparator_new());
150 gtk_container_add(GTK_CONTAINER(vbox), report_label);
154 /** @brief Create and populate the main tab group */
155 static GtkWidget *notebook(void) {
156 tabs = gtk_notebook_new();
157 /* The current tab is _NORMAL, the rest are _ACTIVE, which is bizarre but
158 * produces not too dreadful appearance */
159 gtk_widget_set_style(tabs, tool_style);
160 g_signal_connect(tabs, "switch-page", G_CALLBACK(tab_switched), 0);
161 gtk_notebook_append_page(GTK_NOTEBOOK(tabs), queue = queue_widget(),
162 gtk_label_new("Queue"));
163 gtk_notebook_append_page(GTK_NOTEBOOK(tabs), recent_widget(),
164 gtk_label_new("Recent"));
165 gtk_notebook_append_page(GTK_NOTEBOOK(tabs), choose_widget(),
166 gtk_label_new("Choose"));
167 gtk_notebook_append_page(GTK_NOTEBOOK(tabs), added_widget(),
168 gtk_label_new("Added"));
172 /* Tracking of window sizes */
173 static int toplevel_width = 640, toplevel_height = 480;
174 static int mini_width = 480, mini_height = 140;
175 static struct timeval last_mode_switch;
177 static void main_minimode(const char attribute((unused)) *event,
178 void attribute((unused)) *evendata,
179 void attribute((unused)) *callbackdata) {
181 gtk_window_resize(GTK_WINDOW(toplevel), toplevel_width, toplevel_height);
182 gtk_widget_show(tabs);
183 gtk_widget_hide(playing_mini);
184 /* Show the queue (bit confusing otherwise!) */
185 gtk_notebook_set_current_page(GTK_NOTEBOOK(tabs), 0);
187 gtk_window_resize(GTK_WINDOW(toplevel), mini_width, mini_height);
188 gtk_widget_hide(tabs);
189 gtk_widget_show(playing_mini);
191 xgettimeofday(&last_mode_switch, NULL);
194 /* Called when the window size is allocate */
195 static void toplevel_size_allocate(GtkWidget attribute((unused)) *w,
197 gpointer attribute((unused)) user_data) {
199 xgettimeofday(&now, NULL);
200 if(tvdouble(tvsub(now, last_mode_switch)) < 0.5) {
201 /* Suppress size-allocate signals that are within half a second of a mode
202 * switch: they are quite likely to be the result of re-arranging widgets
203 * within the old size, not the application of the new size. Yes, this is
204 * a disgusting hack! */
205 return; /* OMG too soon! */
208 toplevel_width = a->width;
209 toplevel_height = a->height;
211 mini_width = a->width;
212 mini_height = a->height;
216 /* Periodically check the toplevel's size
217 * (the hack in toplevel_size_allocate() means we could in principle
218 * miss a user-initiated resize)
220 static void check_toplevel_size(const char attribute((unused)) *event,
221 void attribute((unused)) *evendata,
222 void attribute((unused)) *callbackdata) {
224 gtk_window_get_size(GTK_WINDOW(toplevel), &a.width, &a.height);
225 toplevel_size_allocate(NULL, &a, NULL);
228 static void hack_window_title(const char attribute((unused)) *event,
229 void attribute((unused)) *eventdata,
230 void attribute((unused)) *callbackdata) {
233 static const char *last_note = 0;
235 if(!(last_state & DISORDER_CONNECTED))
236 note = "(disconnected)";
237 else if(last_state & DISORDER_TRACK_PAUSED)
239 else if(playing_track) {
240 byte_asprintf(&p, "'%s' by %s, from '%s'",
241 namepart(playing_track->track, "display", "title"),
242 namepart(playing_track->track, "display", "artist"),
243 namepart(playing_track->track, "display", "album"));
245 } else if(!(last_state & DISORDER_PLAYING_ENABLED))
246 note = "(playing disabled)";
247 else if(!(last_state & DISORDER_RANDOM_ENABLED))
248 note = "(random play disabled)";
250 note = "(nothing to play for unknown reason)";
252 if(last_note && !strcmp(note, last_note))
254 last_note = xstrdup(note);
255 byte_asprintf(&p, "Disobedience: %s", note);
256 gtk_window_set_title(GTK_WINDOW(toplevel), p);
259 /** @brief Create and populate the main window */
260 static void make_toplevel_window(void) {
261 GtkWidget *const vbox = gtk_vbox_new(FALSE/*homogeneous*/, 1/*spacing*/);
262 GtkWidget *const rb = report_box();
265 toplevel = gtk_window_new(GTK_WINDOW_TOPLEVEL);
266 /* default size is too small */
267 gtk_window_set_default_size(GTK_WINDOW(toplevel),
268 toplevel_width, toplevel_height);
269 /* terminate on close */
270 g_signal_connect(G_OBJECT(toplevel), "delete_event",
271 G_CALLBACK(delete_event), NULL);
273 g_signal_connect(G_OBJECT(toplevel), "size-allocate",
274 G_CALLBACK(toplevel_size_allocate), NULL);
275 /* lay out the window */
276 hack_window_title(0, 0, 0);
277 gtk_container_add(GTK_CONTAINER(toplevel), vbox);
278 /* lay out the vbox */
279 gtk_box_pack_start(GTK_BOX(vbox),
284 gtk_box_pack_start(GTK_BOX(vbox),
289 playing_mini = playing_widget();
290 gtk_box_pack_start(GTK_BOX(vbox),
295 notebook_box = gtk_vbox_new(FALSE, 0);
296 gtk_container_add(GTK_CONTAINER(notebook_box), notebook());
297 gtk_container_add(GTK_CONTAINER(vbox), notebook_box);
298 gtk_box_pack_end(GTK_BOX(vbox),
303 gtk_widget_set_style(toplevel, tool_style);
304 event_register("mini-mode-changed", main_minimode, 0);
305 event_register("periodic-fast", check_toplevel_size, 0);
306 event_register("playing-track-changed", hack_window_title, 0);
307 event_register("enabled-changed", hack_window_title, 0);
308 event_register("random-changed", hack_window_title, 0);
309 event_register("pause-changed", hack_window_title, 0);
310 event_register("playing-changed", hack_window_title, 0);
311 event_register("connected-changed", hack_window_title, 0);
312 event_register("lookups-completed", hack_window_title, 0);
315 static void userinfo_rights_completed(void attribute((unused)) *v,
321 popup_protocol_error(0, err);
324 if(parse_rights(value, &r, 0))
327 /* If rights have changed, signal everything that cares */
328 if(r != last_rights) {
331 event_raise("rights-changed", 0);
334 rights_lookup_in_flight = 0;
337 static void check_rights(void) {
338 if(!rights_lookup_in_flight) {
339 rights_lookup_in_flight = 1;
340 disorder_eclient_userinfo(client,
341 userinfo_rights_completed,
342 config->username, "rights",
347 /** @brief Called occasionally */
348 static gboolean periodic_slow(gpointer attribute((unused)) data) {
349 D(("periodic_slow"));
350 /* Expire cached data */
352 /* Update everything to be sure that the connection to the server hasn't
353 * mysteriously gone stale on us. */
355 event_raise("periodic-slow", 0);
356 /* Recheck RTP status too */
357 check_rtp_address(0, 0, 0);
358 return TRUE; /* don't remove me */
361 /** @brief Called frequently */
362 static gboolean periodic_fast(gpointer attribute((unused)) data) {
363 #if 0 /* debugging hack */
364 static struct timeval last;
368 xgettimeofday(&now, 0);
370 delta = (now.tv_sec + now.tv_sec / 1.0E6)
371 - (last.tv_sec + last.tv_sec / 1.0E6);
373 fprintf(stderr, "%f: %fs between 1s heartbeats\n",
374 now.tv_sec + now.tv_sec / 1.0E6,
381 if (!rtp_getvol(&nl, &nr) && (nl != volume_l || nr != volume_r)) {
384 event_raise("volume-changed", 0);
387 /* Periodically check what our rights are */
388 int recheck_rights = 1;
389 if(server_version_bytes >= 0x04010000)
390 /* Server versions after 4.1 will send updates */
392 if((server_version_bytes & 0xFF) == 0x01)
393 /* Development servers might do regardless of their version number */
397 event_raise("periodic-fast", 0);
401 /** @brief Called when a NOP completes */
402 static void nop_completed(void attribute((unused)) *v,
403 const char attribute((unused)) *err) {
404 /* TODO report the error somewhere */
408 /** @brief Called from time to time to arrange for a NOP to be sent
410 * At most one NOP remains in flight at any moment. If the client is not
411 * currently connected then no NOP is sent.
413 static gboolean maybe_send_nop(gpointer attribute((unused)) data) {
414 if(!nop_in_flight && (disorder_eclient_state(client) & DISORDER_CONNECTED)) {
416 disorder_eclient_nop(client, nop_completed, 0);
419 const int rtp_was_running = rtp_is_running;
420 rtp_is_running = rtp_running();
421 if(rtp_was_running != rtp_is_running)
422 event_raise("rtp-changed", 0);
424 return TRUE; /* keep call me please */
427 /** @brief Called when a rtp-address command succeeds */
428 static void got_rtp_address(void attribute((unused)) *v,
430 int attribute((unused)) nvec,
431 char attribute((unused)) **vec) {
432 const int rtp_was_supported = rtp_supported;
433 const int rtp_was_running = rtp_is_running;
436 rtp_address_in_flight = 0;
438 /* An error just means that we're not using network play */
443 rtp_is_running = rtp_running();
445 /*fprintf(stderr, "rtp supported->%d, running->%d\n",
446 rtp_supported, rtp_is_running);*/
447 if(rtp_supported != rtp_was_supported
448 || rtp_is_running != rtp_was_running)
449 event_raise("rtp-changed", 0);
453 /** @brief Called to check whether RTP play is available */
454 static void check_rtp_address(const char attribute((unused)) *event,
455 void attribute((unused)) *eventdata,
456 void attribute((unused)) *callbackdata) {
457 if(!rtp_address_in_flight) {
458 //fprintf(stderr, "checking rtp\n");
459 disorder_eclient_rtp_address(client, got_rtp_address, NULL);
463 /* main -------------------------------------------------------------------- */
465 static const struct option options[] = {
466 { "help", no_argument, 0, 'h' },
467 { "version", no_argument, 0, 'V' },
468 { "config", required_argument, 0, 'c' },
469 { "tufnel", no_argument, 0, 't' },
470 { "debug", no_argument, 0, 'd' },
474 /* display usage message and terminate */
475 static void attribute((noreturn)) help(void) {
476 xprintf("Disobedience - GUI client for DisOrder\n"
479 " disobedience [OPTIONS]\n"
481 " --help, -h Display usage message\n"
482 " --version, -V Display version number\n"
483 " --config PATH, -c PATH Set configuration file\n"
484 " --debug, -d Turn on debugging\n"
486 "Also GTK+ options will work.\n");
491 static void version_completed(void attribute((unused)) *v,
492 const char attribute((unused)) *err,
494 long major, minor, patch, dev;
498 server_version_bytes = 0;
501 server_version = ver;
502 server_version_bytes = 0;
503 major = strtol(ver, (char **)&ver, 10);
507 minor = strtol(ver, (char **)&ver, 10);
510 patch = strtol(ver, (char **)&ver, 10);
522 server_version_bytes = (major << 24) + (minor << 16) + (patch << 8) + dev;
525 void logged_in(void) {
526 /* reset the clients */
527 disorder_eclient_close(client);
528 disorder_eclient_close(logclient);
530 event_raise("logged-in", 0);
531 /* Force the periodic checks */
534 /* Recheck server version */
535 disorder_eclient_version(client, version_completed, 0);
536 disorder_eclient_enable_connect(client);
537 disorder_eclient_enable_connect(logclient);
540 int main(int argc, char **argv) {
545 /* garbage-collect PCRE's memory */
547 if(!setlocale(LC_CTYPE, "")) disorder_fatal(errno, "error calling setlocale");
548 gtkok = gtk_init_check(&argc, &argv);
549 while((n = getopt_long(argc, argv, "hVc:dtHC", options, 0)) >= 0) {
552 case 'V': version("disobedience");
553 case 'c': configfile = optarg; break;
554 case 'd': debugging = 1; break;
555 case 't': goesupto = 11; break;
556 default: disorder_fatal(0, "invalid option");
560 disorder_fatal(0, "failed to initialize GTK+");
561 /* gcrypt initialization */
562 if(!gcry_check_version(NULL))
563 disorder_fatal(0, "gcry_check_version failed");
564 gcry_control(GCRYCTL_INIT_SECMEM, 0);
565 gcry_control (GCRYCTL_INITIALIZATION_FINISHED, 0);
566 signal(SIGPIPE, SIG_IGN);
569 /* create the event loop */
570 D(("create main loop"));
571 mainloop = g_main_loop_new(0, 0);
572 if(config_read(0, NULL)) disorder_fatal(0, "cannot read configuration");
573 /* create the clients */
574 if(!(client = gtkclient())
575 || !(logclient = gtkclient()))
576 return 1; /* already reported an error */
577 /* periodic operations (e.g. expiring the cache, checking local volume) */
578 g_timeout_add(600000/*milliseconds*/, periodic_slow, 0);
579 g_timeout_add(1000/*milliseconds*/, periodic_fast, 0);
580 make_toplevel_window();
581 /* reset styles now everything has its name */
582 gtk_rc_reset_styles(gtk_settings_get_for_screen(gdk_screen_get_default()));
583 gtk_widget_show_all(toplevel);
584 gtk_widget_hide(playing_mini);
585 /* issue a NOP every so often */
586 g_timeout_add_full(G_PRIORITY_LOW,
587 2000/*interval, ms*/,
591 /* Start monitoring the log */
592 disorder_eclient_log(logclient, &log_callbacks, 0);
593 /* Initiate all the checks */
595 disorder_eclient_version(client, version_completed, 0);
596 event_register("log-connected", check_rtp_address, 0);
597 suppress_actions = 0;
600 /* If no password is set yet pop up a login box */
601 if(!config->password)
603 D(("enter main loop"));
604 g_main_loop_run(mainloop);