2 * This file is part of DisOrder.
3 * Copyright (C) 2006, 2007, 2008 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 2 of the License, or
8 * (at your option) any later version.
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.
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
20 /** @file disobedience/disobedience.c
21 * @brief Main Disobedience program
24 #include "disobedience.h"
32 /* Apologies for the numerous de-consting casts, but GLib et al do not seem to
33 * have heard of const. */
35 /* Variables --------------------------------------------------------------- */
37 /** @brief Event loop */
40 /** @brief Top-level window */
43 /** @brief Label for progress indicator */
44 GtkWidget *report_label;
46 /** @brief Main tab group */
49 /** @brief Main client */
50 disorder_eclient *client;
52 /** @brief Log client */
53 disorder_eclient *logclient;
55 /** @brief Last reported state
57 * This is updated by log_state().
59 unsigned long last_state;
61 /** @brief True if some track is playing
63 * This ought to be removed in favour of last_state & DISORDER_PLAYING
67 /** @brief Left channel volume */
70 /** @brief Right channel volume */
73 double goesupto = 10; /* volume upper bound */
75 /** @brief True if a NOP is in flight */
76 static int nop_in_flight;
78 /** @brief True if an rtp-address command is in flight */
79 static int rtp_address_in_flight;
81 /** @brief True if a rights lookup is in flight */
82 static int rights_lookup_in_flight;
84 /** @brief Current rights bitmap */
85 rights_type last_rights;
87 /** @brief Global tooltip group */
90 /** @brief True if RTP play is available
92 * This is a bit of a bodge...
96 /** @brief True if RTP play is enabled */
99 static void check_rtp_address(void);
101 /* Window creation --------------------------------------------------------- */
103 /* Note that all the client operations kicked off from here will only complete
104 * after we've entered the event loop. */
106 /** @brief Called when main window is deleted
108 * Terminates the program.
110 static gboolean delete_event(GtkWidget attribute((unused)) *widget,
111 GdkEvent attribute((unused)) *event,
112 gpointer attribute((unused)) data) {
114 exit(0); /* die immediately */
117 /** @brief Called when the current tab is switched
119 * Updates the menu settings to correspond to the new page.
121 static void tab_switched(GtkNotebook *notebook,
122 GtkNotebookPage attribute((unused)) *page,
124 gpointer attribute((unused)) user_data) {
125 menu_update(page_num);
126 GtkWidget *const tab = gtk_notebook_get_nth_page(notebook, page_num);
127 const struct tabtype *const t = g_object_get_data(G_OBJECT(tab), "type");
132 /** @brief Create the report box */
133 static GtkWidget *report_box(void) {
134 GtkWidget *vbox = gtk_vbox_new(FALSE, 0);
136 report_label = gtk_label_new("");
137 gtk_label_set_ellipsize(GTK_LABEL(report_label), PANGO_ELLIPSIZE_END);
138 gtk_misc_set_alignment(GTK_MISC(report_label), 0, 0);
139 gtk_container_add(GTK_CONTAINER(vbox), gtk_hseparator_new());
140 gtk_container_add(GTK_CONTAINER(vbox), report_label);
144 /** @brief Create and populate the main tab group */
145 static GtkWidget *notebook(void) {
146 tabs = gtk_notebook_new();
147 /* The current tab is _NORMAL, the rest are _ACTIVE, which is bizarre but
148 * produces not too dreadful appearance */
149 gtk_widget_set_style(tabs, tool_style);
150 g_signal_connect(tabs, "switch-page", G_CALLBACK(tab_switched), 0);
151 gtk_notebook_append_page(GTK_NOTEBOOK(tabs), queue_widget(),
152 gtk_label_new("Queue"));
153 gtk_notebook_append_page(GTK_NOTEBOOK(tabs), recent_widget(),
154 gtk_label_new("Recent"));
155 gtk_notebook_append_page(GTK_NOTEBOOK(tabs), choose_widget(),
156 gtk_label_new("Choose"));
157 gtk_notebook_append_page(GTK_NOTEBOOK(tabs), added_widget(),
158 gtk_label_new("Added"));
162 /** @brief Create and populate the main window */
163 static void make_toplevel_window(void) {
164 GtkWidget *const vbox = gtk_vbox_new(FALSE, 1);
165 GtkWidget *const rb = report_box();
168 toplevel = gtk_window_new(GTK_WINDOW_TOPLEVEL);
169 /* default size is too small */
170 gtk_window_set_default_size(GTK_WINDOW(toplevel), 640, 480);
171 /* terminate on close */
172 g_signal_connect(G_OBJECT(toplevel), "delete_event",
173 G_CALLBACK(delete_event), NULL);
174 /* lay out the window */
175 gtk_window_set_title(GTK_WINDOW(toplevel), "Disobedience");
176 gtk_container_add(GTK_CONTAINER(toplevel), vbox);
177 /* lay out the vbox */
178 gtk_box_pack_start(GTK_BOX(vbox),
183 gtk_box_pack_start(GTK_BOX(vbox),
188 gtk_container_add(GTK_CONTAINER(vbox), notebook());
189 gtk_box_pack_end(GTK_BOX(vbox),
194 gtk_widget_set_style(toplevel, tool_style);
198 static int widget_count, container_count;
200 static void count_callback(GtkWidget *w,
201 gpointer attribute((unused)) data) {
203 if(GTK_IS_CONTAINER(w)) {
205 gtk_container_foreach(GTK_CONTAINER(w), count_callback, 0);
209 static void count_widgets(void) {
213 gtk_container_foreach(GTK_CONTAINER(toplevel), count_callback, 0);
214 fprintf(stderr, "widget count: %8d container count: %8d\n",
215 widget_count, container_count);
220 const char *mtag = "init";
221 static hash *mtrack_hash;
223 static int *mthfind(const char *tag) {
224 static const int zero = 0;
225 int *cp = hash_find(mtrack_hash, tag);
227 hash_add(mtrack_hash, tag, &zero, HASH_INSERT);
228 cp = hash_find(mtrack_hash, tag);
233 static void *trap_malloc(size_t n) {
234 void *ptr = malloc(n + sizeof(char *));
236 *(const char **)ptr = mtag;
238 return (char *)ptr + sizeof(char *);
241 static void trap_free(void *ptr) {
245 ptr = (char *)ptr - sizeof(char *);
246 tag = *(const char **)ptr;
251 static void *trap_realloc(void *ptr, size_t n) {
253 return trap_malloc(n);
258 ptr = (char *)ptr - sizeof(char *);
259 ptr = realloc(ptr, n + sizeof(char *));
260 *(const char **)ptr = mtag;
261 return (char *)ptr + sizeof(char *);
264 static int report_tags_callback(const char *key, void *value,
265 void attribute((unused)) *u) {
266 fprintf(stderr, "%16s: %d\n", key, *(int *)value);
270 static void report_tags(void) {
271 hash_foreach(mtrack_hash, report_tags_callback, 0);
272 fprintf(stderr, "\n");
275 static const GMemVTable glib_memvtable = {
285 static void userinfo_rights_completed(void attribute((unused)) *v,
291 popup_protocol_error(0, error);
294 if(parse_rights(value, &r, 0))
297 /* If rights have changed, signal everything that cares */
298 if(r != last_rights) {
301 event_raise("rights-changed", 0);
304 rights_lookup_in_flight = 0;
307 /** @brief Called occasionally */
308 static gboolean periodic_slow(gpointer attribute((unused)) data) {
309 D(("periodic_slow"));
310 /* Expire cached data */
312 /* Update everything to be sure that the connection to the server hasn't
313 * mysteriously gone stale on us. */
317 fprintf(stderr, "cache size: %zu\n", cache_count());
322 /* Periodically check what our rights are */
323 if(!rights_lookup_in_flight) {
324 rights_lookup_in_flight = 1;
325 disorder_eclient_userinfo(client,
326 userinfo_rights_completed,
327 config->username, "rights",
330 /* Recheck RTP status too */
332 return TRUE; /* don't remove me */
335 /** @brief Called frequently */
336 static gboolean periodic_fast(gpointer attribute((unused)) data) {
337 #if 0 /* debugging hack */
338 static struct timeval last;
342 xgettimeofday(&now, 0);
344 delta = (now.tv_sec + now.tv_sec / 1.0E6)
345 - (last.tv_sec + last.tv_sec / 1.0E6);
347 fprintf(stderr, "%f: %fs between 1s heartbeats\n",
348 now.tv_sec + now.tv_sec / 1.0E6,
353 if(rtp_supported && mixer_supported(DEFAULT_BACKEND)) {
355 if(!mixer_control(DEFAULT_BACKEND, &nl, &nr, 0)
356 && (nl != volume_l || nr != volume_r)) {
359 event_raise("volume-changed", 0);
365 /** @brief Called when a NOP completes */
366 static void nop_completed(void attribute((unused)) *v,
367 const char attribute((unused)) *error) {
368 /* TODO report the error somewhere */
372 /** @brief Called from time to time to arrange for a NOP to be sent
374 * At most one NOP remains in flight at any moment. If the client is not
375 * currently connected then no NOP is sent.
377 static gboolean maybe_send_nop(gpointer attribute((unused)) data) {
378 if(!nop_in_flight && (disorder_eclient_state(client) & DISORDER_CONNECTED)) {
380 disorder_eclient_nop(client, nop_completed, 0);
383 const int rtp_was_running = rtp_is_running;
384 rtp_is_running = rtp_running();
385 if(rtp_was_running != rtp_is_running)
386 event_raise("rtp-changed", 0);
388 return TRUE; /* keep call me please */
391 /** @brief Called when a rtp-address command succeeds */
392 static void got_rtp_address(void attribute((unused)) *v,
394 int attribute((unused)) nvec,
395 char attribute((unused)) **vec) {
396 const int rtp_was_supported = rtp_supported;
397 const int rtp_was_running = rtp_is_running;
400 rtp_address_in_flight = 0;
402 /* An error just means that we're not using network play */
407 rtp_is_running = rtp_running();
409 if(rtp_supported != rtp_was_supported
410 || rtp_is_running != rtp_was_running)
411 event_raise("rtp-changed", 0);
415 /** @brief Called to check whether RTP play is available */
416 static void check_rtp_address(void) {
417 if(!rtp_address_in_flight)
418 disorder_eclient_rtp_address(client, got_rtp_address, NULL);
421 /* main -------------------------------------------------------------------- */
423 static const struct option options[] = {
424 { "help", no_argument, 0, 'h' },
425 { "version", no_argument, 0, 'V' },
426 { "config", required_argument, 0, 'c' },
427 { "tufnel", no_argument, 0, 't' },
428 { "debug", no_argument, 0, 'd' },
432 /* display usage message and terminate */
433 static void help(void) {
434 xprintf("Disobedience - GUI client for DisOrder\n"
437 " disobedience [OPTIONS]\n"
439 " --help, -h Display usage message\n"
440 " --version, -V Display version number\n"
441 " --config PATH, -c PATH Set configuration file\n"
442 " --debug, -d Turn on debugging\n"
444 "Also GTK+ options will work.\n");
449 void logged_in(void) {
450 /* reset the clients */
451 disorder_eclient_close(client);
452 disorder_eclient_close(logclient);
454 event_raise("logged-in", 0);
455 /* Force the periodic checks */
460 int main(int argc, char **argv) {
465 /* garbage-collect PCRE's memory */
466 pcre_malloc = xmalloc;
469 mtrack_hash = hash_new(sizeof (int));
470 g_mem_set_vtable((GMemVTable *)&glib_memvtable);
472 if(!setlocale(LC_CTYPE, "")) fatal(errno, "error calling setlocale");
473 gtkok = gtk_init_check(&argc, &argv);
474 while((n = getopt_long(argc, argv, "hVc:dtHC", options, 0)) >= 0) {
477 case 'V': version("disobedience");
478 case 'c': configfile = optarg; break;
479 case 'd': debugging = 1; break;
480 case 't': goesupto = 11; break;
481 default: fatal(0, "invalid option");
485 fatal(0, "failed to initialize GTK+");
486 signal(SIGPIPE, SIG_IGN);
489 /* create the event loop */
490 D(("create main loop"));
491 mainloop = g_main_loop_new(0, 0);
492 if(config_read(0)) fatal(0, "cannot read configuration");
493 /* create the clients */
494 if(!(client = gtkclient())
495 || !(logclient = gtkclient()))
496 return 1; /* already reported an error */
497 /* periodic operations (e.g. expiring the cache, checking local volume) */
498 g_timeout_add(10000/*milliseconds*/, periodic_slow, 0);
499 g_timeout_add(1000/*milliseconds*/, periodic_fast, 0);
500 /* global tooltips */
501 tips = gtk_tooltips_new();
502 make_toplevel_window();
503 /* reset styles now everything has its name */
504 gtk_rc_reset_styles(gtk_settings_get_for_screen(gdk_screen_get_default()));
505 gtk_widget_show_all(toplevel);
506 /* issue a NOP every so often */
507 g_timeout_add_full(G_PRIORITY_LOW,
508 2000/*interval, ms*/,
512 /* Start monitoring the log */
513 disorder_eclient_log(logclient, &log_callbacks, 0);
514 /* Initiate all the checks */
517 suppress_actions = 0;
518 /* If no password is set yet pop up a login box */
519 if(!config->password)
521 D(("enter main loop"));
523 g_main_loop_run(mainloop);