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");
128 if(!t) return; /* TODO */
133 /** @brief Create the report box */
134 static GtkWidget *report_box(void) {
135 GtkWidget *vbox = gtk_vbox_new(FALSE, 0);
137 report_label = gtk_label_new("");
138 gtk_label_set_ellipsize(GTK_LABEL(report_label), PANGO_ELLIPSIZE_END);
139 gtk_misc_set_alignment(GTK_MISC(report_label), 0, 0);
140 gtk_container_add(GTK_CONTAINER(vbox), gtk_hseparator_new());
141 gtk_container_add(GTK_CONTAINER(vbox), report_label);
145 /** @brief Create and populate the main tab group */
146 static GtkWidget *notebook(void) {
147 tabs = gtk_notebook_new();
148 /* The current tab is _NORMAL, the rest are _ACTIVE, which is bizarre but
149 * produces not too dreadful appearance */
150 gtk_widget_set_style(tabs, tool_style);
151 g_signal_connect(tabs, "switch-page", G_CALLBACK(tab_switched), 0);
152 gtk_notebook_append_page(GTK_NOTEBOOK(tabs), queue_widget(),
153 gtk_label_new("Queue"));
154 gtk_notebook_append_page(GTK_NOTEBOOK(tabs), recent_widget(),
155 gtk_label_new("Recent"));
156 gtk_notebook_append_page(GTK_NOTEBOOK(tabs), choose_widget(),
157 gtk_label_new("Choose"));
158 gtk_notebook_append_page(GTK_NOTEBOOK(tabs), added_widget(),
159 gtk_label_new("Added"));
163 /** @brief Create and populate the main window */
164 static void make_toplevel_window(void) {
165 GtkWidget *const vbox = gtk_vbox_new(FALSE, 1);
166 GtkWidget *const rb = report_box();
169 toplevel = gtk_window_new(GTK_WINDOW_TOPLEVEL);
170 /* default size is too small */
171 gtk_window_set_default_size(GTK_WINDOW(toplevel), 640, 480);
172 /* terminate on close */
173 g_signal_connect(G_OBJECT(toplevel), "delete_event",
174 G_CALLBACK(delete_event), NULL);
175 /* lay out the window */
176 gtk_window_set_title(GTK_WINDOW(toplevel), "Disobedience");
177 gtk_container_add(GTK_CONTAINER(toplevel), vbox);
178 /* lay out the vbox */
179 gtk_box_pack_start(GTK_BOX(vbox),
184 gtk_box_pack_start(GTK_BOX(vbox),
189 gtk_container_add(GTK_CONTAINER(vbox), notebook());
190 gtk_box_pack_end(GTK_BOX(vbox),
195 gtk_widget_set_style(toplevel, tool_style);
199 static int widget_count, container_count;
201 static void count_callback(GtkWidget *w,
202 gpointer attribute((unused)) data) {
204 if(GTK_IS_CONTAINER(w)) {
206 gtk_container_foreach(GTK_CONTAINER(w), count_callback, 0);
210 static void count_widgets(void) {
214 gtk_container_foreach(GTK_CONTAINER(toplevel), count_callback, 0);
215 fprintf(stderr, "widget count: %8d container count: %8d\n",
216 widget_count, container_count);
221 const char *mtag = "init";
222 static hash *mtrack_hash;
224 static int *mthfind(const char *tag) {
225 static const int zero = 0;
226 int *cp = hash_find(mtrack_hash, tag);
228 hash_add(mtrack_hash, tag, &zero, HASH_INSERT);
229 cp = hash_find(mtrack_hash, tag);
234 static void *trap_malloc(size_t n) {
235 void *ptr = malloc(n + sizeof(char *));
237 *(const char **)ptr = mtag;
239 return (char *)ptr + sizeof(char *);
242 static void trap_free(void *ptr) {
246 ptr = (char *)ptr - sizeof(char *);
247 tag = *(const char **)ptr;
252 static void *trap_realloc(void *ptr, size_t n) {
254 return trap_malloc(n);
259 ptr = (char *)ptr - sizeof(char *);
260 ptr = realloc(ptr, n + sizeof(char *));
261 *(const char **)ptr = mtag;
262 return (char *)ptr + sizeof(char *);
265 static int report_tags_callback(const char *key, void *value,
266 void attribute((unused)) *u) {
267 fprintf(stderr, "%16s: %d\n", key, *(int *)value);
271 static void report_tags(void) {
272 hash_foreach(mtrack_hash, report_tags_callback, 0);
273 fprintf(stderr, "\n");
276 static const GMemVTable glib_memvtable = {
286 static void userinfo_rights_completed(void attribute((unused)) *v,
292 popup_protocol_error(0, error);
295 if(parse_rights(value, &r, 0))
298 /* If rights have changed, signal everything that cares */
299 if(r != last_rights) {
302 event_raise("rights-changed", 0);
305 rights_lookup_in_flight = 0;
308 /** @brief Called occasionally */
309 static gboolean periodic_slow(gpointer attribute((unused)) data) {
310 D(("periodic_slow"));
311 /* Expire cached data */
313 /* Update everything to be sure that the connection to the server hasn't
314 * mysteriously gone stale on us. */
318 fprintf(stderr, "cache size: %zu\n", cache_count());
323 /* Periodically check what our rights are */
324 if(!rights_lookup_in_flight) {
325 rights_lookup_in_flight = 1;
326 disorder_eclient_userinfo(client,
327 userinfo_rights_completed,
328 config->username, "rights",
331 /* Recheck RTP status too */
333 return TRUE; /* don't remove me */
336 /** @brief Called frequently */
337 static gboolean periodic_fast(gpointer attribute((unused)) data) {
338 #if 0 /* debugging hack */
339 static struct timeval last;
343 xgettimeofday(&now, 0);
345 delta = (now.tv_sec + now.tv_sec / 1.0E6)
346 - (last.tv_sec + last.tv_sec / 1.0E6);
348 fprintf(stderr, "%f: %fs between 1s heartbeats\n",
349 now.tv_sec + now.tv_sec / 1.0E6,
354 if(rtp_supported && mixer_supported(DEFAULT_BACKEND)) {
356 if(!mixer_control(DEFAULT_BACKEND, &nl, &nr, 0)
357 && (nl != volume_l || nr != volume_r)) {
360 event_raise("volume-changed", 0);
366 /** @brief Called when a NOP completes */
367 static void nop_completed(void attribute((unused)) *v,
368 const char attribute((unused)) *error) {
369 /* TODO report the error somewhere */
373 /** @brief Called from time to time to arrange for a NOP to be sent
375 * At most one NOP remains in flight at any moment. If the client is not
376 * currently connected then no NOP is sent.
378 static gboolean maybe_send_nop(gpointer attribute((unused)) data) {
379 if(!nop_in_flight && (disorder_eclient_state(client) & DISORDER_CONNECTED)) {
381 disorder_eclient_nop(client, nop_completed, 0);
384 const int rtp_was_running = rtp_is_running;
385 rtp_is_running = rtp_running();
386 if(rtp_was_running != rtp_is_running)
387 event_raise("rtp-changed", 0);
389 return TRUE; /* keep call me please */
392 /** @brief Called when a rtp-address command succeeds */
393 static void got_rtp_address(void attribute((unused)) *v,
395 int attribute((unused)) nvec,
396 char attribute((unused)) **vec) {
397 const int rtp_was_supported = rtp_supported;
398 const int rtp_was_running = rtp_is_running;
401 rtp_address_in_flight = 0;
403 /* An error just means that we're not using network play */
408 rtp_is_running = rtp_running();
410 if(rtp_supported != rtp_was_supported
411 || rtp_is_running != rtp_was_running)
412 event_raise("rtp-changed", 0);
416 /** @brief Called to check whether RTP play is available */
417 static void check_rtp_address(void) {
418 if(!rtp_address_in_flight)
419 disorder_eclient_rtp_address(client, got_rtp_address, NULL);
422 /* main -------------------------------------------------------------------- */
424 static const struct option options[] = {
425 { "help", no_argument, 0, 'h' },
426 { "version", no_argument, 0, 'V' },
427 { "config", required_argument, 0, 'c' },
428 { "tufnel", no_argument, 0, 't' },
429 { "debug", no_argument, 0, 'd' },
433 /* display usage message and terminate */
434 static void help(void) {
435 xprintf("Disobedience - GUI client for DisOrder\n"
438 " disobedience [OPTIONS]\n"
440 " --help, -h Display usage message\n"
441 " --version, -V Display version number\n"
442 " --config PATH, -c PATH Set configuration file\n"
443 " --debug, -d Turn on debugging\n"
445 "Also GTK+ options will work.\n");
450 void logged_in(void) {
451 /* reset the clients */
452 disorder_eclient_close(client);
453 disorder_eclient_close(logclient);
455 event_raise("logged-in", 0);
456 /* Force the periodic checks */
461 int main(int argc, char **argv) {
466 /* garbage-collect PCRE's memory */
467 pcre_malloc = xmalloc;
470 mtrack_hash = hash_new(sizeof (int));
471 g_mem_set_vtable((GMemVTable *)&glib_memvtable);
473 if(!setlocale(LC_CTYPE, "")) fatal(errno, "error calling setlocale");
474 gtkok = gtk_init_check(&argc, &argv);
475 while((n = getopt_long(argc, argv, "hVc:dtHC", options, 0)) >= 0) {
478 case 'V': version("disobedience");
479 case 'c': configfile = optarg; break;
480 case 'd': debugging = 1; break;
481 case 't': goesupto = 11; break;
482 default: fatal(0, "invalid option");
486 fatal(0, "failed to initialize GTK+");
487 signal(SIGPIPE, SIG_IGN);
490 /* create the event loop */
491 D(("create main loop"));
492 mainloop = g_main_loop_new(0, 0);
493 if(config_read(0)) fatal(0, "cannot read configuration");
494 /* create the clients */
495 if(!(client = gtkclient())
496 || !(logclient = gtkclient()))
497 return 1; /* already reported an error */
498 /* periodic operations (e.g. expiring the cache, checking local volume) */
499 g_timeout_add(10000/*milliseconds*/, periodic_slow, 0);
500 g_timeout_add(1000/*milliseconds*/, periodic_fast, 0);
501 /* global tooltips */
502 tips = gtk_tooltips_new();
503 make_toplevel_window();
504 /* reset styles now everything has its name */
505 gtk_rc_reset_styles(gtk_settings_get_for_screen(gdk_screen_get_default()));
506 gtk_widget_show_all(toplevel);
507 /* issue a NOP every so often */
508 g_timeout_add_full(G_PRIORITY_LOW,
509 2000/*interval, ms*/,
513 /* Start monitoring the log */
514 disorder_eclient_log(logclient, &log_callbacks, 0);
515 /* Initiate all the checks */
518 suppress_actions = 0;
519 /* If no password is set yet pop up a login box */
520 if(!config->password)
522 D(("enter main loop"));
524 g_main_loop_run(mainloop);