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 /* 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 Main client */
48 disorder_eclient *client;
50 /** @brief Log client */
51 disorder_eclient *logclient;
53 /** @brief Last reported state
55 * This is updated by log_state().
57 unsigned long last_state;
59 /** @brief True if some track is playing
61 * This ought to be removed in favour of last_state & DISORDER_PLAYING
65 /** @brief Left channel volume */
68 /** @brief Right channel volume */
71 double goesupto = 10; /* volume upper bound */
73 /** @brief True if a NOP is in flight */
74 static int nop_in_flight;
76 /** @brief True if an rtp-address command is in flight */
77 static int rtp_address_in_flight;
79 /** @brief Global tooltip group */
82 /** @brief True if RTP play is available
84 * This is a bit of a bodge...
88 /** @brief True if RTP play is enabled */
91 /** @brief Linked list of functions to call when we reset login parameters */
92 static struct reset_callback_node {
93 struct reset_callback_node *next;
94 reset_callback *callback;
97 /* Window creation --------------------------------------------------------- */
99 /* Note that all the client operations kicked off from here will only complete
100 * after we've entered the event loop. */
102 /** @brief Called when main window is deleted
104 * Terminates the program.
106 static gboolean delete_event(GtkWidget attribute((unused)) *widget,
107 GdkEvent attribute((unused)) *event,
108 gpointer attribute((unused)) data) {
110 exit(0); /* die immediately */
113 /** @brief Called when the current tab is switched
115 * Updates the menu settings to correspond to the new page.
117 static void tab_switched(GtkNotebook attribute((unused)) *notebook,
118 GtkNotebookPage attribute((unused)) *page,
120 gpointer attribute((unused)) user_data) {
121 menu_update(page_num);
124 /** @brief Create the report box */
125 static GtkWidget *report_box(void) {
126 GtkWidget *vbox = gtk_vbox_new(FALSE, 0);
128 report_label = gtk_label_new("");
129 gtk_label_set_ellipsize(GTK_LABEL(report_label), PANGO_ELLIPSIZE_END);
130 gtk_misc_set_alignment(GTK_MISC(report_label), 0, 0);
131 gtk_container_add(GTK_CONTAINER(vbox), gtk_hseparator_new());
132 gtk_container_add(GTK_CONTAINER(vbox), report_label);
136 /** @brief Create and populate the main tab group */
137 static GtkWidget *notebook(void) {
138 tabs = gtk_notebook_new();
139 /* The current tab is _NORMAL, the rest are _ACTIVE, which is bizarre but
140 * produces not too dreadful appearance */
141 gtk_widget_modify_bg(tabs, GTK_STATE_NORMAL, &tool_bg);
142 gtk_widget_modify_bg(tabs, GTK_STATE_ACTIVE, &tool_active);
143 gtk_widget_modify_fg(tabs, GTK_STATE_NORMAL, &tool_fg);
144 gtk_widget_modify_fg(tabs, GTK_STATE_ACTIVE, &tool_fg);
145 g_signal_connect(tabs, "switch-page", G_CALLBACK(tab_switched), 0);
146 gtk_notebook_append_page(GTK_NOTEBOOK(tabs), queue_widget(),
147 gtk_label_new("Queue"));
148 gtk_notebook_append_page(GTK_NOTEBOOK(tabs), recent_widget(),
149 gtk_label_new("Recent"));
150 gtk_notebook_append_page(GTK_NOTEBOOK(tabs), choose_widget(),
151 gtk_label_new("Choose"));
152 gtk_notebook_append_page(GTK_NOTEBOOK(tabs), added_widget(),
153 gtk_label_new("Added"));
157 /** @brief Create and populate the main window */
158 static void make_toplevel_window(void) {
159 GtkWidget *const vbox = gtk_vbox_new(FALSE, 1);
160 GtkWidget *const rb = report_box();
163 toplevel = gtk_window_new(GTK_WINDOW_TOPLEVEL);
164 /* default size is too small */
165 gtk_window_set_default_size(GTK_WINDOW(toplevel), 640, 480);
166 /* terminate on close */
167 g_signal_connect(G_OBJECT(toplevel), "delete_event",
168 G_CALLBACK(delete_event), NULL);
169 /* lay out the window */
170 gtk_window_set_title(GTK_WINDOW(toplevel), "Disobedience");
171 gtk_container_add(GTK_CONTAINER(toplevel), vbox);
172 /* lay out the vbox */
173 gtk_box_pack_start(GTK_BOX(vbox),
178 gtk_box_pack_start(GTK_BOX(vbox),
183 gtk_container_add(GTK_CONTAINER(vbox), notebook());
184 gtk_box_pack_end(GTK_BOX(vbox),
189 gtk_widget_modify_bg(toplevel, GTK_STATE_NORMAL, &tool_bg);
193 static int widget_count, container_count;
195 static void count_callback(GtkWidget *w,
196 gpointer attribute((unused)) data) {
198 if(GTK_IS_CONTAINER(w)) {
200 gtk_container_foreach(GTK_CONTAINER(w), count_callback, 0);
204 static void count_widgets(void) {
208 gtk_container_foreach(GTK_CONTAINER(toplevel), count_callback, 0);
209 fprintf(stderr, "widget count: %8d container count: %8d\n",
210 widget_count, container_count);
215 const char *mtag = "init";
216 static hash *mtrack_hash;
218 static int *mthfind(const char *tag) {
219 static const int zero = 0;
220 int *cp = hash_find(mtrack_hash, tag);
222 hash_add(mtrack_hash, tag, &zero, HASH_INSERT);
223 cp = hash_find(mtrack_hash, tag);
228 static void *trap_malloc(size_t n) {
229 void *ptr = malloc(n + sizeof(char *));
231 *(const char **)ptr = mtag;
233 return (char *)ptr + sizeof(char *);
236 static void trap_free(void *ptr) {
240 ptr = (char *)ptr - sizeof(char *);
241 tag = *(const char **)ptr;
246 static void *trap_realloc(void *ptr, size_t n) {
248 return trap_malloc(n);
253 ptr = (char *)ptr - sizeof(char *);
254 ptr = realloc(ptr, n + sizeof(char *));
255 *(const char **)ptr = mtag;
256 return (char *)ptr + sizeof(char *);
259 static int report_tags_callback(const char *key, void *value,
260 void attribute((unused)) *u) {
261 fprintf(stderr, "%16s: %d\n", key, *(int *)value);
265 static void report_tags(void) {
266 hash_foreach(mtrack_hash, report_tags_callback, 0);
267 fprintf(stderr, "\n");
270 static const GMemVTable glib_memvtable = {
280 /** @brief Called once every 10 minutes */
281 static gboolean periodic(gpointer attribute((unused)) data) {
283 /* Expire cached data */
285 /* Update everything to be sure that the connection to the server hasn't
286 * mysteriously gone stale on us. */
290 fprintf(stderr, "cache size: %zu\n", cache_count());
295 return TRUE; /* don't remove me */
298 /** @brief Called from time to time
300 * Used for debugging purposes
302 static gboolean heartbeat(gpointer attribute((unused)) data) {
303 static struct timeval last;
307 xgettimeofday(&now, 0);
309 delta = (now.tv_sec + now.tv_sec / 1.0E6)
310 - (last.tv_sec + last.tv_sec / 1.0E6);
312 fprintf(stderr, "%f: %fs between 1s heartbeats\n",
313 now.tv_sec + now.tv_sec / 1.0E6,
320 /** @brief Called when a NOP completes */
321 static void nop_completed(void attribute((unused)) *v) {
325 /** @brief Called from time to time to arrange for a NOP to be sent
327 * At most one NOP remains in flight at any moment. If the client is not
328 * currently connected then no NOP is sent.
330 static gboolean maybe_send_nop(gpointer attribute((unused)) data) {
331 if(!nop_in_flight && (disorder_eclient_state(client) & DISORDER_CONNECTED)) {
333 disorder_eclient_nop(client, nop_completed, 0);
336 const int old_state = rtp_is_running;
337 rtp_is_running = rtp_running();
338 if(old_state != rtp_is_running)
341 return TRUE; /* keep call me please */
344 /** @brief Called when a rtp-address command succeeds */
345 static void got_rtp_address(void attribute((unused)) *v,
346 int attribute((unused)) nvec,
347 char attribute((unused)) **vec) {
348 rtp_address_in_flight = 0;
350 rtp_is_running = rtp_running();
354 /** @brief Called when a rtp-address command fails */
355 static void no_rtp_address(struct callbackdata attribute((unused)) *cbd,
356 int attribute((unused)) code,
357 const char attribute((unused)) *msg) {
358 rtp_address_in_flight = 0;
364 /** @brief Called to check whether RTP play is available */
365 static void check_rtp_address(void) {
366 if(!rtp_address_in_flight) {
367 struct callbackdata *const cbd = xmalloc(sizeof *cbd);
368 cbd->onerror = no_rtp_address;
369 disorder_eclient_rtp_address(client, got_rtp_address, cbd);
373 /* main -------------------------------------------------------------------- */
375 static const struct option options[] = {
376 { "help", no_argument, 0, 'h' },
377 { "version", no_argument, 0, 'V' },
378 { "config", required_argument, 0, 'c' },
379 { "tufnel", no_argument, 0, 't' },
380 { "debug", no_argument, 0, 'd' },
384 /* display usage message and terminate */
385 static void help(void) {
386 xprintf("Disobedience - GUI client for DisOrder\n"
389 " disobedience [OPTIONS]\n"
391 " --help, -h Display usage message\n"
392 " --version, -V Display version number\n"
393 " --config PATH, -c PATH Set configuration file\n"
394 " --debug, -d Turn on debugging\n"
396 "Also GTK+ options will work.\n");
401 /* display version number and terminate */
402 static void version(void) {
403 xprintf("disorder version %s\n", disorder_version_string);
410 struct reset_callback_node *r;
412 /* reset the clients */
413 disorder_eclient_close(client);
414 disorder_eclient_close(logclient);
416 for(r = resets; r; r = r->next)
418 /* Might be a new server so re-check */
422 /** @brief Register a reset callback */
423 void register_reset(reset_callback *callback) {
424 struct reset_callback_node *const r = xmalloc(sizeof *r);
427 r->callback = callback;
431 int main(int argc, char **argv) {
435 /* garbage-collect PCRE's memory */
436 pcre_malloc = xmalloc;
439 mtrack_hash = hash_new(sizeof (int));
440 g_mem_set_vtable((GMemVTable *)&glib_memvtable);
442 if(!setlocale(LC_CTYPE, "")) fatal(errno, "error calling setlocale");
443 gtk_init(&argc, &argv);
444 while((n = getopt_long(argc, argv, "hVc:dtHC", options, 0)) >= 0) {
448 case 'c': configfile = optarg; break;
449 case 'd': debugging = 1; break;
450 case 't': goesupto = 11; break;
451 default: fatal(0, "invalid option");
454 signal(SIGPIPE, SIG_IGN);
456 /* create the event loop */
457 D(("create main loop"));
458 mainloop = g_main_loop_new(0, 0);
459 if(config_read(0)) fatal(0, "cannot read configuration");
460 /* create the clients */
461 if(!(client = gtkclient())
462 || !(logclient = gtkclient()))
463 return 1; /* already reported an error */
464 /* periodic operations (e.g. expiring the cache) */
466 g_timeout_add(5000/*milliseconds*/, periodic, 0);
468 g_timeout_add(600000/*milliseconds*/, periodic, 0);
470 /* The point of this is to try and get a handle on mysterious
471 * unresponsiveness. It's not very useful in production use. */
473 g_timeout_add(1000/*milliseconds*/, heartbeat, 0);
474 /* global tooltips */
475 tips = gtk_tooltips_new();
476 make_toplevel_window();
477 /* reset styles now everything has its name */
478 gtk_rc_reset_styles(gtk_settings_get_for_screen(gdk_screen_get_default()));
479 gtk_widget_show_all(toplevel);
480 /* issue a NOP every so often */
481 g_timeout_add_full(G_PRIORITY_LOW,
482 1000/*interval, ms*/,
486 register_reset(properties_reset);
487 /* Start monitoring the log */
488 disorder_eclient_log(logclient, &log_callbacks, 0);
489 /* See if RTP play supported */
491 D(("enter main loop"));
493 g_main_loop_run(mainloop);