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 /* Window creation --------------------------------------------------------- */
101 /* Note that all the client operations kicked off from here will only complete
102 * after we've entered the event loop. */
104 /** @brief Called when main window is deleted
106 * Terminates the program.
108 static gboolean delete_event(GtkWidget attribute((unused)) *widget,
109 GdkEvent attribute((unused)) *event,
110 gpointer attribute((unused)) data) {
112 exit(0); /* die immediately */
115 /** @brief Called when the current tab is switched
117 * Updates the menu settings to correspond to the new page.
119 static void tab_switched(GtkNotebook *notebook,
120 GtkNotebookPage attribute((unused)) *page,
122 gpointer attribute((unused)) user_data) {
123 menu_update(page_num);
124 GtkWidget *const tab = gtk_notebook_get_nth_page(notebook, page_num);
125 const struct tabtype *const t = g_object_get_data(G_OBJECT(tab), "type");
130 /** @brief Create the report box */
131 static GtkWidget *report_box(void) {
132 GtkWidget *vbox = gtk_vbox_new(FALSE, 0);
134 report_label = gtk_label_new("");
135 gtk_label_set_ellipsize(GTK_LABEL(report_label), PANGO_ELLIPSIZE_END);
136 gtk_misc_set_alignment(GTK_MISC(report_label), 0, 0);
137 gtk_container_add(GTK_CONTAINER(vbox), gtk_hseparator_new());
138 gtk_container_add(GTK_CONTAINER(vbox), report_label);
142 /** @brief Create and populate the main tab group */
143 static GtkWidget *notebook(void) {
144 tabs = gtk_notebook_new();
145 /* The current tab is _NORMAL, the rest are _ACTIVE, which is bizarre but
146 * produces not too dreadful appearance */
147 gtk_widget_set_style(tabs, tool_style);
148 g_signal_connect(tabs, "switch-page", G_CALLBACK(tab_switched), 0);
149 gtk_notebook_append_page(GTK_NOTEBOOK(tabs), queue_widget(),
150 gtk_label_new("Queue"));
151 gtk_notebook_append_page(GTK_NOTEBOOK(tabs), recent_widget(),
152 gtk_label_new("Recent"));
153 gtk_notebook_append_page(GTK_NOTEBOOK(tabs), choose_widget(),
154 gtk_label_new("Choose"));
155 gtk_notebook_append_page(GTK_NOTEBOOK(tabs), added_widget(),
156 gtk_label_new("Added"));
160 /** @brief Create and populate the main window */
161 static void make_toplevel_window(void) {
162 GtkWidget *const vbox = gtk_vbox_new(FALSE, 1);
163 GtkWidget *const rb = report_box();
166 toplevel = gtk_window_new(GTK_WINDOW_TOPLEVEL);
167 /* default size is too small */
168 gtk_window_set_default_size(GTK_WINDOW(toplevel), 640, 480);
169 /* terminate on close */
170 g_signal_connect(G_OBJECT(toplevel), "delete_event",
171 G_CALLBACK(delete_event), NULL);
172 /* lay out the window */
173 gtk_window_set_title(GTK_WINDOW(toplevel), "Disobedience");
174 gtk_container_add(GTK_CONTAINER(toplevel), vbox);
175 /* lay out the vbox */
176 gtk_box_pack_start(GTK_BOX(vbox),
181 gtk_box_pack_start(GTK_BOX(vbox),
186 gtk_container_add(GTK_CONTAINER(vbox), notebook());
187 gtk_box_pack_end(GTK_BOX(vbox),
192 gtk_widget_set_style(toplevel, tool_style);
196 static int widget_count, container_count;
198 static void count_callback(GtkWidget *w,
199 gpointer attribute((unused)) data) {
201 if(GTK_IS_CONTAINER(w)) {
203 gtk_container_foreach(GTK_CONTAINER(w), count_callback, 0);
207 static void count_widgets(void) {
211 gtk_container_foreach(GTK_CONTAINER(toplevel), count_callback, 0);
212 fprintf(stderr, "widget count: %8d container count: %8d\n",
213 widget_count, container_count);
218 const char *mtag = "init";
219 static hash *mtrack_hash;
221 static int *mthfind(const char *tag) {
222 static const int zero = 0;
223 int *cp = hash_find(mtrack_hash, tag);
225 hash_add(mtrack_hash, tag, &zero, HASH_INSERT);
226 cp = hash_find(mtrack_hash, tag);
231 static void *trap_malloc(size_t n) {
232 void *ptr = malloc(n + sizeof(char *));
234 *(const char **)ptr = mtag;
236 return (char *)ptr + sizeof(char *);
239 static void trap_free(void *ptr) {
243 ptr = (char *)ptr - sizeof(char *);
244 tag = *(const char **)ptr;
249 static void *trap_realloc(void *ptr, size_t n) {
251 return trap_malloc(n);
256 ptr = (char *)ptr - sizeof(char *);
257 ptr = realloc(ptr, n + sizeof(char *));
258 *(const char **)ptr = mtag;
259 return (char *)ptr + sizeof(char *);
262 static int report_tags_callback(const char *key, void *value,
263 void attribute((unused)) *u) {
264 fprintf(stderr, "%16s: %d\n", key, *(int *)value);
268 static void report_tags(void) {
269 hash_foreach(mtrack_hash, report_tags_callback, 0);
270 fprintf(stderr, "\n");
273 static const GMemVTable glib_memvtable = {
283 static void userinfo_rights_completed(void attribute((unused)) *v,
289 popup_protocol_error(0, error);
292 if(parse_rights(value, &r, 0))
295 /* If rights have changed, signal everything that cares */
296 if(r != last_rights) {
299 event_raise("rights-changed", 0);
302 rights_lookup_in_flight = 0;
305 /** @brief Called occasionally */
306 static gboolean periodic_slow(gpointer attribute((unused)) data) {
307 D(("periodic_slow"));
308 /* Expire cached data */
310 /* Update everything to be sure that the connection to the server hasn't
311 * mysteriously gone stale on us. */
315 fprintf(stderr, "cache size: %zu\n", cache_count());
320 /* Periodically check what our rights are */
321 if(!rights_lookup_in_flight) {
322 rights_lookup_in_flight = 1;
323 disorder_eclient_userinfo(client,
324 userinfo_rights_completed,
325 config->username, "rights",
328 return TRUE; /* don't remove me */
331 /** @brief Called frequently */
332 static gboolean periodic_fast(gpointer attribute((unused)) data) {
333 #if 0 /* debugging hack */
334 static struct timeval last;
338 xgettimeofday(&now, 0);
340 delta = (now.tv_sec + now.tv_sec / 1.0E6)
341 - (last.tv_sec + last.tv_sec / 1.0E6);
343 fprintf(stderr, "%f: %fs between 1s heartbeats\n",
344 now.tv_sec + now.tv_sec / 1.0E6,
349 if(rtp_supported && mixer_supported(DEFAULT_BACKEND)) {
351 if(!mixer_control(DEFAULT_BACKEND, &nl, &nr, 0)
352 && (nl != volume_l || nr != volume_r)) {
355 event_raise("volume-changed", 0);
361 /** @brief Called when a NOP completes */
362 static void nop_completed(void attribute((unused)) *v,
363 const char attribute((unused)) *error) {
364 /* TODO report the error somewhere */
368 /** @brief Called from time to time to arrange for a NOP to be sent
370 * At most one NOP remains in flight at any moment. If the client is not
371 * currently connected then no NOP is sent.
373 static gboolean maybe_send_nop(gpointer attribute((unused)) data) {
374 if(!nop_in_flight && (disorder_eclient_state(client) & DISORDER_CONNECTED)) {
376 disorder_eclient_nop(client, nop_completed, 0);
379 const int rtp_was_running = rtp_is_running;
380 rtp_is_running = rtp_running();
381 if(rtp_was_running != rtp_is_running)
382 event_raise("rtp-changed", 0);
384 return TRUE; /* keep call me please */
387 /** @brief Called when a rtp-address command succeeds */
388 static void got_rtp_address(void attribute((unused)) *v,
390 int attribute((unused)) nvec,
391 char attribute((unused)) **vec) {
392 const int rtp_was_supported = rtp_supported;
393 const int rtp_was_running = rtp_is_running;
396 rtp_address_in_flight = 0;
398 /* An error just means that we're not using network play */
403 rtp_is_running = rtp_running();
405 if(rtp_supported != rtp_was_supported
406 || rtp_is_running != rtp_was_running)
407 event_raise("rtp-changed", 0);
411 /** @brief Called to check whether RTP play is available */
412 static void check_rtp_address(void) {
413 if(!rtp_address_in_flight)
414 disorder_eclient_rtp_address(client, got_rtp_address, NULL);
417 /* main -------------------------------------------------------------------- */
419 static const struct option options[] = {
420 { "help", no_argument, 0, 'h' },
421 { "version", no_argument, 0, 'V' },
422 { "config", required_argument, 0, 'c' },
423 { "tufnel", no_argument, 0, 't' },
424 { "debug", no_argument, 0, 'd' },
428 /* display usage message and terminate */
429 static void help(void) {
430 xprintf("Disobedience - GUI client for DisOrder\n"
433 " disobedience [OPTIONS]\n"
435 " --help, -h Display usage message\n"
436 " --version, -V Display version number\n"
437 " --config PATH, -c PATH Set configuration file\n"
438 " --debug, -d Turn on debugging\n"
440 "Also GTK+ options will work.\n");
445 void logged_in(void) {
446 /* reset the clients */
447 disorder_eclient_close(client);
448 disorder_eclient_close(logclient);
450 event_raise("logged-in", 0);
451 /* Force the periodic checks */
457 int main(int argc, char **argv) {
462 /* garbage-collect PCRE's memory */
463 pcre_malloc = xmalloc;
466 mtrack_hash = hash_new(sizeof (int));
467 g_mem_set_vtable((GMemVTable *)&glib_memvtable);
469 if(!setlocale(LC_CTYPE, "")) fatal(errno, "error calling setlocale");
470 gtkok = gtk_init_check(&argc, &argv);
471 while((n = getopt_long(argc, argv, "hVc:dtHC", options, 0)) >= 0) {
474 case 'V': version("disobedience");
475 case 'c': configfile = optarg; break;
476 case 'd': debugging = 1; break;
477 case 't': goesupto = 11; break;
478 default: fatal(0, "invalid option");
482 fatal(0, "failed to initialize GTK+");
483 signal(SIGPIPE, SIG_IGN);
486 /* create the event loop */
487 D(("create main loop"));
488 mainloop = g_main_loop_new(0, 0);
489 if(config_read(0)) fatal(0, "cannot read configuration");
490 /* create the clients */
491 if(!(client = gtkclient())
492 || !(logclient = gtkclient()))
493 return 1; /* already reported an error */
494 /* periodic operations (e.g. expiring the cache, checking local volume) */
495 g_timeout_add(10000/*milliseconds*/, periodic_slow, 0);
496 g_timeout_add(1000/*milliseconds*/, periodic_fast, 0);
497 /* global tooltips */
498 tips = gtk_tooltips_new();
499 make_toplevel_window();
500 /* reset styles now everything has its name */
501 gtk_rc_reset_styles(gtk_settings_get_for_screen(gdk_screen_get_default()));
502 gtk_widget_show_all(toplevel);
503 /* issue a NOP every so often */
504 g_timeout_add_full(G_PRIORITY_LOW,
505 2000/*interval, ms*/,
509 /* Start monitoring the log */
510 disorder_eclient_log(logclient, &log_callbacks, 0);
511 /* Initiate all the checks */
515 suppress_actions = 0;
516 /* If no password is set yet pop up a login box */
517 if(!config->password)
519 D(("enter main loop"));
521 g_main_loop_run(mainloop);