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 /** @brief Audio backend */
75 const struct uaudio *backend;
77 double goesupto = 10; /* volume upper bound */
79 /** @brief True if a NOP is in flight */
80 static int nop_in_flight;
82 /** @brief True if an rtp-address command is in flight */
83 static int rtp_address_in_flight;
85 /** @brief True if a rights lookup is in flight */
86 static int rights_lookup_in_flight;
88 /** @brief Current rights bitmap */
89 rights_type last_rights;
91 /** @brief True if RTP play is available
93 * This is a bit of a bodge...
97 /** @brief True if RTP play is enabled */
100 /** @brief Server version */
101 const char *server_version;
103 /** @brief Parsed server version */
104 long server_version_bytes;
106 static GtkWidget *queue;
108 static GtkWidget *notebook_box;
110 static void check_rtp_address(const char *event,
114 /* Window creation --------------------------------------------------------- */
116 /* Note that all the client operations kicked off from here will only complete
117 * after we've entered the event loop. */
119 /** @brief Called when main window is deleted
121 * Terminates the program.
123 static gboolean delete_event(GtkWidget attribute((unused)) *widget,
124 GdkEvent attribute((unused)) *event,
125 gpointer attribute((unused)) data) {
127 exit(0); /* die immediately */
130 /** @brief Called when the current tab is switched
132 * Updates the menu settings to correspond to the new page.
134 static void tab_switched(GtkNotebook *notebook,
135 GtkNotebookPage attribute((unused)) *page,
137 gpointer attribute((unused)) user_data) {
138 GtkWidget *const tab = gtk_notebook_get_nth_page(notebook, page_num);
139 const struct tabtype *const t = g_object_get_data(G_OBJECT(tab), "type");
145 /** @brief Create the report box */
146 static GtkWidget *report_box(void) {
147 GtkWidget *vbox = gtk_vbox_new(FALSE, 0);
149 report_label = gtk_label_new("");
150 gtk_label_set_ellipsize(GTK_LABEL(report_label), PANGO_ELLIPSIZE_END);
151 gtk_misc_set_alignment(GTK_MISC(report_label), 0, 0);
152 gtk_container_add(GTK_CONTAINER(vbox), gtk_hseparator_new());
153 gtk_container_add(GTK_CONTAINER(vbox), report_label);
157 /** @brief Create and populate the main tab group */
158 static GtkWidget *notebook(void) {
159 tabs = gtk_notebook_new();
160 /* The current tab is _NORMAL, the rest are _ACTIVE, which is bizarre but
161 * produces not too dreadful appearance */
162 gtk_widget_set_style(tabs, tool_style);
163 g_signal_connect(tabs, "switch-page", G_CALLBACK(tab_switched), 0);
164 gtk_notebook_append_page(GTK_NOTEBOOK(tabs), queue = queue_widget(),
165 gtk_label_new("Queue"));
166 gtk_notebook_append_page(GTK_NOTEBOOK(tabs), recent_widget(),
167 gtk_label_new("Recent"));
168 gtk_notebook_append_page(GTK_NOTEBOOK(tabs), choose_widget(),
169 gtk_label_new("Choose"));
170 gtk_notebook_append_page(GTK_NOTEBOOK(tabs), added_widget(),
171 gtk_label_new("Added"));
175 /* Tracking of window sizes */
176 static int toplevel_width = 640, toplevel_height = 480;
177 static int mini_width = 480, mini_height = 140;
178 static struct timeval last_mode_switch;
180 static void main_minimode(const char attribute((unused)) *event,
181 void attribute((unused)) *evendata,
182 void attribute((unused)) *callbackdata) {
184 gtk_window_resize(GTK_WINDOW(toplevel), toplevel_width, toplevel_height);
185 gtk_widget_show(tabs);
186 gtk_widget_hide(playing_mini);
187 /* Show the queue (bit confusing otherwise!) */
188 gtk_notebook_set_current_page(GTK_NOTEBOOK(tabs), 0);
190 gtk_window_resize(GTK_WINDOW(toplevel), mini_width, mini_height);
191 gtk_widget_hide(tabs);
192 gtk_widget_show(playing_mini);
194 xgettimeofday(&last_mode_switch, NULL);
197 /* Called when the window size is allocate */
198 static void toplevel_size_allocate(GtkWidget attribute((unused)) *w,
200 gpointer attribute((unused)) user_data) {
202 xgettimeofday(&now, NULL);
203 if(tvdouble(tvsub(now, last_mode_switch)) < 0.5) {
204 /* Suppress size-allocate signals that are within half a second of a mode
205 * switch: they are quite likely to be the result of re-arranging widgets
206 * within the old size, not the application of the new size. Yes, this is
207 * a disgusting hack! */
208 return; /* OMG too soon! */
211 toplevel_width = a->width;
212 toplevel_height = a->height;
214 mini_width = a->width;
215 mini_height = a->height;
219 /* Periodically check the toplevel's size
220 * (the hack in toplevel_size_allocate() means we could in principle
221 * miss a user-initiated resize)
223 static void check_toplevel_size(const char attribute((unused)) *event,
224 void attribute((unused)) *evendata,
225 void attribute((unused)) *callbackdata) {
227 gtk_window_get_size(GTK_WINDOW(toplevel), &a.width, &a.height);
228 toplevel_size_allocate(NULL, &a, NULL);
231 /** @brief Create and populate the main window */
232 static void make_toplevel_window(void) {
233 GtkWidget *const vbox = gtk_vbox_new(FALSE/*homogeneous*/, 1/*spacing*/);
234 GtkWidget *const rb = report_box();
237 toplevel = gtk_window_new(GTK_WINDOW_TOPLEVEL);
238 /* default size is too small */
239 gtk_window_set_default_size(GTK_WINDOW(toplevel),
240 toplevel_width, toplevel_height);
241 /* terminate on close */
242 g_signal_connect(G_OBJECT(toplevel), "delete_event",
243 G_CALLBACK(delete_event), NULL);
245 g_signal_connect(G_OBJECT(toplevel), "size-allocate",
246 G_CALLBACK(toplevel_size_allocate), NULL);
247 /* lay out the window */
248 gtk_window_set_title(GTK_WINDOW(toplevel), "Disobedience");
249 gtk_container_add(GTK_CONTAINER(toplevel), vbox);
250 /* lay out the vbox */
251 gtk_box_pack_start(GTK_BOX(vbox),
256 gtk_box_pack_start(GTK_BOX(vbox),
261 playing_mini = playing_widget();
262 gtk_box_pack_start(GTK_BOX(vbox),
267 notebook_box = gtk_vbox_new(FALSE, 0);
268 gtk_container_add(GTK_CONTAINER(notebook_box), notebook());
269 gtk_container_add(GTK_CONTAINER(vbox), notebook_box);
270 gtk_box_pack_end(GTK_BOX(vbox),
275 gtk_widget_set_style(toplevel, tool_style);
276 event_register("mini-mode-changed", main_minimode, 0);
277 event_register("periodic-fast", check_toplevel_size, 0);
280 static void userinfo_rights_completed(void attribute((unused)) *v,
286 popup_protocol_error(0, err);
289 if(parse_rights(value, &r, 0))
292 /* If rights have changed, signal everything that cares */
293 if(r != last_rights) {
296 event_raise("rights-changed", 0);
299 rights_lookup_in_flight = 0;
302 static void check_rights(void) {
303 if(!rights_lookup_in_flight) {
304 rights_lookup_in_flight = 1;
305 disorder_eclient_userinfo(client,
306 userinfo_rights_completed,
307 config->username, "rights",
312 /** @brief Called occasionally */
313 static gboolean periodic_slow(gpointer attribute((unused)) data) {
314 D(("periodic_slow"));
315 /* Expire cached data */
317 /* Update everything to be sure that the connection to the server hasn't
318 * mysteriously gone stale on us. */
320 event_raise("periodic-slow", 0);
321 /* Recheck RTP status too */
322 check_rtp_address(0, 0, 0);
323 return TRUE; /* don't remove me */
326 /** @brief Called frequently */
327 static gboolean periodic_fast(gpointer attribute((unused)) data) {
328 #if 0 /* debugging hack */
329 static struct timeval last;
333 xgettimeofday(&now, 0);
335 delta = (now.tv_sec + now.tv_sec / 1.0E6)
336 - (last.tv_sec + last.tv_sec / 1.0E6);
338 fprintf(stderr, "%f: %fs between 1s heartbeats\n",
339 now.tv_sec + now.tv_sec / 1.0E6,
344 if(rtp_supported && backend && backend->get_volume) {
346 backend->get_volume(&nl, &nr);
347 if(nl != volume_l || nr != volume_r) {
350 event_raise("volume-changed", 0);
353 /* Periodically check what our rights are */
354 int recheck_rights = 1;
355 if(server_version_bytes >= 0x04010000)
356 /* Server versions after 4.1 will send updates */
358 if((server_version_bytes & 0xFF) == 0x01)
359 /* Development servers might do regardless of their version number */
363 event_raise("periodic-fast", 0);
367 /** @brief Called when a NOP completes */
368 static void nop_completed(void attribute((unused)) *v,
369 const char attribute((unused)) *err) {
370 /* TODO report the error somewhere */
374 /** @brief Called from time to time to arrange for a NOP to be sent
376 * At most one NOP remains in flight at any moment. If the client is not
377 * currently connected then no NOP is sent.
379 static gboolean maybe_send_nop(gpointer attribute((unused)) data) {
380 if(!nop_in_flight && (disorder_eclient_state(client) & DISORDER_CONNECTED)) {
382 disorder_eclient_nop(client, nop_completed, 0);
385 const int rtp_was_running = rtp_is_running;
386 rtp_is_running = rtp_running();
387 if(rtp_was_running != rtp_is_running)
388 event_raise("rtp-changed", 0);
390 return TRUE; /* keep call me please */
393 /** @brief Called when a rtp-address command succeeds */
394 static void got_rtp_address(void attribute((unused)) *v,
396 int attribute((unused)) nvec,
397 char attribute((unused)) **vec) {
398 const int rtp_was_supported = rtp_supported;
399 const int rtp_was_running = rtp_is_running;
402 rtp_address_in_flight = 0;
404 /* An error just means that we're not using network play */
409 rtp_is_running = rtp_running();
411 /*fprintf(stderr, "rtp supported->%d, running->%d\n",
412 rtp_supported, rtp_is_running);*/
413 if(rtp_supported != rtp_was_supported
414 || rtp_is_running != rtp_was_running)
415 event_raise("rtp-changed", 0);
419 /** @brief Called to check whether RTP play is available */
420 static void check_rtp_address(const char attribute((unused)) *event,
421 void attribute((unused)) *eventdata,
422 void attribute((unused)) *callbackdata) {
423 if(!rtp_address_in_flight) {
424 //fprintf(stderr, "checking rtp\n");
425 disorder_eclient_rtp_address(client, got_rtp_address, NULL);
429 /* main -------------------------------------------------------------------- */
431 static const struct option options[] = {
432 { "help", no_argument, 0, 'h' },
433 { "version", no_argument, 0, 'V' },
434 { "config", required_argument, 0, 'c' },
435 { "tufnel", no_argument, 0, 't' },
436 { "debug", no_argument, 0, 'd' },
440 /* display usage message and terminate */
441 static void help(void) {
442 xprintf("Disobedience - GUI client for DisOrder\n"
445 " disobedience [OPTIONS]\n"
447 " --help, -h Display usage message\n"
448 " --version, -V Display version number\n"
449 " --config PATH, -c PATH Set configuration file\n"
450 " --debug, -d Turn on debugging\n"
452 "Also GTK+ options will work.\n");
457 static void version_completed(void attribute((unused)) *v,
458 const char attribute((unused)) *err,
460 long major, minor, patch, dev;
464 server_version_bytes = 0;
467 server_version = ver;
468 server_version_bytes = 0;
469 major = strtol(ver, (char **)&ver, 10);
473 minor = strtol(ver, (char **)&ver, 10);
476 patch = strtol(ver, (char **)&ver, 10);
488 server_version_bytes = (major << 24) + (minor << 16) + (patch << 8) + dev;
491 void logged_in(void) {
492 /* reset the clients */
493 disorder_eclient_close(client);
494 disorder_eclient_close(logclient);
496 event_raise("logged-in", 0);
497 /* Force the periodic checks */
500 /* Recheck server version */
501 disorder_eclient_version(client, version_completed, 0);
502 disorder_eclient_enable_connect(client);
503 disorder_eclient_enable_connect(logclient);
506 int main(int argc, char **argv) {
511 /* garbage-collect PCRE's memory */
512 pcre_malloc = xmalloc;
514 if(!setlocale(LC_CTYPE, "")) disorder_fatal(errno, "error calling setlocale");
515 gtkok = gtk_init_check(&argc, &argv);
516 while((n = getopt_long(argc, argv, "hVc:dtHC", options, 0)) >= 0) {
519 case 'V': version("disobedience");
520 case 'c': configfile = optarg; break;
521 case 'd': debugging = 1; break;
522 case 't': goesupto = 11; break;
523 default: disorder_fatal(0, "invalid option");
527 disorder_fatal(0, "failed to initialize GTK+");
528 /* gcrypt initialization */
529 if(!gcry_check_version(NULL))
530 disorder_fatal(0, "gcry_check_version failed");
531 gcry_control(GCRYCTL_INIT_SECMEM, 0);
532 gcry_control (GCRYCTL_INITIALIZATION_FINISHED, 0);
533 signal(SIGPIPE, SIG_IGN);
536 /* create the event loop */
537 D(("create main loop"));
538 mainloop = g_main_loop_new(0, 0);
539 if(config_read(0, NULL)) disorder_fatal(0, "cannot read configuration");
540 /* we'll need mixer support */
541 backend = uaudio_apis[0];
542 if(backend->configure)
543 backend->configure();
544 if(backend->open_mixer)
545 backend->open_mixer();
546 /* create the clients */
547 if(!(client = gtkclient())
548 || !(logclient = gtkclient()))
549 return 1; /* already reported an error */
550 /* periodic operations (e.g. expiring the cache, checking local volume) */
551 g_timeout_add(600000/*milliseconds*/, periodic_slow, 0);
552 g_timeout_add(1000/*milliseconds*/, periodic_fast, 0);
553 make_toplevel_window();
554 /* reset styles now everything has its name */
555 gtk_rc_reset_styles(gtk_settings_get_for_screen(gdk_screen_get_default()));
556 gtk_widget_show_all(toplevel);
557 gtk_widget_hide(playing_mini);
558 /* issue a NOP every so often */
559 g_timeout_add_full(G_PRIORITY_LOW,
560 2000/*interval, ms*/,
564 /* Start monitoring the log */
565 disorder_eclient_log(logclient, &log_callbacks, 0);
566 /* Initiate all the checks */
568 disorder_eclient_version(client, version_completed, 0);
569 event_register("log-connected", check_rtp_address, 0);
570 suppress_actions = 0;
573 /* If no password is set yet pop up a login box */
574 if(!config->password)
576 D(("enter main loop"));
577 g_main_loop_run(mainloop);