2 * This file is part of DisOrder.
3 * Copyright (C) 2006, 2007 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"
30 /* Apologies for the numerous de-consting casts, but GLib et al do not seem to
31 * have heard of const. */
33 #include "style.h" /* generated style */
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 Global tooltip group */
84 /** @brief True if RTP play is available
86 * This is a bit of a bodge...
90 /** @brief True if RTP play is enabled */
93 /** @brief Linked list of functions to call when we reset login parameters */
94 static struct reset_callback_node {
95 struct reset_callback_node *next;
96 reset_callback *callback;
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 attribute((unused)) *notebook,
120 GtkNotebookPage attribute((unused)) *page,
122 gpointer attribute((unused)) user_data) {
123 menu_update(page_num);
126 /** @brief Create the report box */
127 static GtkWidget *report_box(void) {
128 GtkWidget *vbox = gtk_vbox_new(FALSE, 0);
130 report_label = gtk_label_new("");
131 gtk_label_set_ellipsize(GTK_LABEL(report_label), PANGO_ELLIPSIZE_END);
132 gtk_misc_set_alignment(GTK_MISC(report_label), 0, 0);
133 gtk_container_add(GTK_CONTAINER(vbox), gtk_hseparator_new());
134 gtk_container_add(GTK_CONTAINER(vbox), report_label);
138 /** @brief Create and populate the main tab group */
139 static GtkWidget *notebook(void) {
140 tabs = gtk_notebook_new();
141 g_signal_connect(tabs, "switch-page", G_CALLBACK(tab_switched), 0);
142 gtk_notebook_append_page(GTK_NOTEBOOK(tabs), queue_widget(),
143 gtk_label_new("Queue"));
144 gtk_notebook_append_page(GTK_NOTEBOOK(tabs), recent_widget(),
145 gtk_label_new("Recent"));
146 gtk_notebook_append_page(GTK_NOTEBOOK(tabs), choose_widget(),
147 gtk_label_new("Choose"));
148 gtk_notebook_append_page(GTK_NOTEBOOK(tabs), added_widget(),
149 gtk_label_new("Added"));
153 /** @brief Create and populate the main window */
154 static void make_toplevel_window(void) {
155 GtkWidget *const vbox = gtk_vbox_new(FALSE, 1);
156 GtkWidget *const rb = report_box();
159 toplevel = gtk_window_new(GTK_WINDOW_TOPLEVEL);
160 /* default size is too small */
161 gtk_window_set_default_size(GTK_WINDOW(toplevel), 640, 480);
162 /* terminate on close */
163 g_signal_connect(G_OBJECT(toplevel), "delete_event",
164 G_CALLBACK(delete_event), NULL);
165 /* lay out the window */
166 gtk_window_set_title(GTK_WINDOW(toplevel), "Disobedience");
167 gtk_container_add(GTK_CONTAINER(toplevel), vbox);
168 /* lay out the vbox */
169 gtk_box_pack_start(GTK_BOX(vbox),
174 gtk_box_pack_start(GTK_BOX(vbox),
179 gtk_container_add(GTK_CONTAINER(vbox), notebook());
180 gtk_box_pack_end(GTK_BOX(vbox),
185 gtk_widget_set_name(toplevel, "disobedience");
189 static int widget_count, container_count;
191 static void count_callback(GtkWidget *w,
192 gpointer attribute((unused)) data) {
194 if(GTK_IS_CONTAINER(w)) {
196 gtk_container_foreach(GTK_CONTAINER(w), count_callback, 0);
200 static void count_widgets(void) {
204 gtk_container_foreach(GTK_CONTAINER(toplevel), count_callback, 0);
205 fprintf(stderr, "widget count: %8d container count: %8d\n",
206 widget_count, container_count);
211 const char *mtag = "init";
212 static hash *mtrack_hash;
214 static int *mthfind(const char *tag) {
215 static const int zero = 0;
216 int *cp = hash_find(mtrack_hash, tag);
218 hash_add(mtrack_hash, tag, &zero, HASH_INSERT);
219 cp = hash_find(mtrack_hash, tag);
224 static void *trap_malloc(size_t n) {
225 void *ptr = malloc(n + sizeof(char *));
227 *(const char **)ptr = mtag;
229 return (char *)ptr + sizeof(char *);
232 static void trap_free(void *ptr) {
236 ptr = (char *)ptr - sizeof(char *);
237 tag = *(const char **)ptr;
242 static void *trap_realloc(void *ptr, size_t n) {
244 return trap_malloc(n);
249 ptr = (char *)ptr - sizeof(char *);
250 ptr = realloc(ptr, n + sizeof(char *));
251 *(const char **)ptr = mtag;
252 return (char *)ptr + sizeof(char *);
255 static int report_tags_callback(const char *key, void *value,
256 void attribute((unused)) *u) {
257 fprintf(stderr, "%16s: %d\n", key, *(int *)value);
261 static void report_tags(void) {
262 hash_foreach(mtrack_hash, report_tags_callback, 0);
263 fprintf(stderr, "\n");
266 static const GMemVTable glib_memvtable = {
276 /** @brief Called once every 10 minutes */
277 static gboolean periodic(gpointer attribute((unused)) data) {
279 /* Expire cached data */
281 /* Update everything to be sure that the connection to the server hasn't
282 * mysteriously gone stale on us. */
286 fprintf(stderr, "cache size: %zu\n", cache_count());
291 return TRUE; /* don't remove me */
294 /** @brief Called from time to time
296 * Used for debugging purposes
298 static gboolean heartbeat(gpointer attribute((unused)) data) {
299 static struct timeval last;
303 xgettimeofday(&now, 0);
305 delta = (now.tv_sec + now.tv_sec / 1.0E6)
306 - (last.tv_sec + last.tv_sec / 1.0E6);
308 fprintf(stderr, "%f: %fs between 1s heartbeats\n",
309 now.tv_sec + now.tv_sec / 1.0E6,
316 /** @brief Called when a NOP completes */
317 static void nop_completed(void attribute((unused)) *v) {
321 /** @brief Called from time to time to arrange for a NOP to be sent
323 * At most one NOP remains in flight at any moment. If the client is not
324 * currently connected then no NOP is sent.
326 static gboolean maybe_send_nop(gpointer attribute((unused)) data) {
327 if(!nop_in_flight && (disorder_eclient_state(client) & DISORDER_CONNECTED)) {
329 disorder_eclient_nop(client, nop_completed, 0);
332 const int old_state = rtp_is_running;
333 rtp_is_running = rtp_running();
334 if(old_state != rtp_is_running)
337 return TRUE; /* keep call me please */
340 /** @brief Called when a rtp-address command succeeds */
341 static void got_rtp_address(void attribute((unused)) *v,
342 int attribute((unused)) nvec,
343 char attribute((unused)) **vec) {
344 rtp_address_in_flight = 0;
346 rtp_is_running = rtp_running();
350 /** @brief Called when a rtp-address command fails */
351 static void no_rtp_address(struct callbackdata attribute((unused)) *cbd,
352 int attribute((unused)) code,
353 const char attribute((unused)) *msg) {
354 rtp_address_in_flight = 0;
360 /** @brief Called to check whether RTP play is available */
361 static void check_rtp_address(void) {
362 if(!rtp_address_in_flight) {
363 struct callbackdata *const cbd = xmalloc(sizeof *cbd);
364 cbd->onerror = no_rtp_address;
365 disorder_eclient_rtp_address(client, got_rtp_address, cbd);
369 /* main -------------------------------------------------------------------- */
371 static const struct option options[] = {
372 { "help", no_argument, 0, 'h' },
373 { "version", no_argument, 0, 'V' },
374 { "config", required_argument, 0, 'c' },
375 { "tufnel", no_argument, 0, 't' },
376 { "debug", no_argument, 0, 'd' },
380 /* display usage message and terminate */
381 static void help(void) {
382 xprintf("Disobedience - GUI client for DisOrder\n"
385 " disobedience [OPTIONS]\n"
387 " --help, -h Display usage message\n"
388 " --version, -V Display version number\n"
389 " --config PATH, -c PATH Set configuration file\n"
390 " --debug, -d Turn on debugging\n"
392 "Also GTK+ options will work.\n");
397 /* display version number and terminate */
398 static void version(void) {
399 xprintf("disorder version %s\n", disorder_version_string);
406 struct reset_callback_node *r;
408 /* reset the clients */
409 disorder_eclient_close(client);
410 disorder_eclient_close(logclient);
412 for(r = resets; r; r = r->next)
414 /* Might be a new server so re-check */
418 /** @brief Register a reset callback */
419 void register_reset(reset_callback *callback) {
420 struct reset_callback_node *const r = xmalloc(sizeof *r);
423 r->callback = callback;
427 int main(int argc, char **argv) {
431 /* garbage-collect PCRE's memory */
432 pcre_malloc = xmalloc;
435 mtrack_hash = hash_new(sizeof (int));
436 g_mem_set_vtable((GMemVTable *)&glib_memvtable);
438 if(!setlocale(LC_CTYPE, "")) fatal(errno, "error calling setlocale");
439 gtk_init(&argc, &argv);
440 gtk_rc_parse_string(style);
441 while((n = getopt_long(argc, argv, "hVc:dtHC", options, 0)) >= 0) {
445 case 'c': configfile = optarg; break;
446 case 'd': debugging = 1; break;
447 case 't': goesupto = 11; break;
448 default: fatal(0, "invalid option");
451 signal(SIGPIPE, SIG_IGN);
452 /* create the event loop */
453 D(("create main loop"));
454 mainloop = g_main_loop_new(0, 0);
455 if(config_read(0)) fatal(0, "cannot read configuration");
456 /* create the clients */
457 if(!(client = gtkclient())
458 || !(logclient = gtkclient()))
459 return 1; /* already reported an error */
460 /* periodic operations (e.g. expiring the cache) */
462 g_timeout_add(5000/*milliseconds*/, periodic, 0);
464 g_timeout_add(600000/*milliseconds*/, periodic, 0);
466 /* The point of this is to try and get a handle on mysterious
467 * unresponsiveness. It's not very useful in production use. */
469 g_timeout_add(1000/*milliseconds*/, heartbeat, 0);
470 /* global tooltips */
471 tips = gtk_tooltips_new();
472 make_toplevel_window();
473 /* reset styles now everything has its name */
474 gtk_rc_reset_styles(gtk_settings_get_for_screen(gdk_screen_get_default()));
475 gtk_widget_show_all(toplevel);
476 /* issue a NOP every so often */
477 g_timeout_add_full(G_PRIORITY_LOW,
478 1000/*interval, ms*/,
482 register_reset(properties_reset);
483 /* Start monitoring the log */
484 disorder_eclient_log(logclient, &log_callbacks, 0);
485 /* See if RTP play supported */
487 D(("enter main loop"));
489 g_main_loop_run(mainloop);