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
21 #include "disobedience.h"
27 /* Apologies for the numerous de-consting casts, but GLib et al do not seem to
28 * have heard of const. */
30 #include "style.h" /* generated style */
32 /* Functions --------------------------------------------------------------- */
34 static void log_connected(void *v);
35 static void log_completed(void *v, const char *track);
36 static void log_failed(void *v, const char *track, const char *status);
37 static void log_moved(void *v, const char *user);
38 static void log_playing(void *v, const char *track, const char *user);
39 static void log_queue(void *v, struct queue_entry *q);
40 static void log_recent_added(void *v, struct queue_entry *q);
41 static void log_recent_removed(void *v, const char *id);
42 static void log_removed(void *v, const char *id, const char *user);
43 static void log_scratched(void *v, const char *track, const char *user);
44 static void log_state(void *v, unsigned long state);
45 static void log_volume(void *v, int l, int r);
47 /* Variables --------------------------------------------------------------- */
49 GMainLoop *mainloop; /* event loop */
50 GtkWidget *toplevel; /* top level window */
51 GtkWidget *report_label; /* label for progress indicator */
52 GtkWidget *tabs; /* main tabs */
54 disorder_eclient *client; /* main client */
56 unsigned long last_state; /* last reported state */
57 int playing; /* true if playing some track */
58 int volume_l, volume_r; /* volume */
59 double goesupto = 10; /* volume upper bound */
60 int choosealpha; /* break up choose by letter */
62 /** @brief True if a NOP is in flight */
63 static int nop_in_flight;
65 static const disorder_eclient_log_callbacks gdisorder_log_callbacks = {
80 /* Window creation --------------------------------------------------------- */
82 /* Note that all the client operations kicked off from here will only complete
83 * after we've entered the event loop. */
85 static gboolean delete_event(GtkWidget attribute((unused)) *widget,
86 GdkEvent attribute((unused)) *event,
87 gpointer attribute((unused)) data) {
89 exit(0); /* die immediately */
92 /* Called when the current tab is switched. */
93 static void tab_switched(GtkNotebook attribute((unused)) *notebook,
94 GtkNotebookPage attribute((unused)) *page,
96 gpointer attribute((unused)) user_data) {
97 menu_update(page_num);
100 static GtkWidget *report_box(void) {
101 GtkWidget *vbox = gtk_vbox_new(FALSE, 0);
103 report_label = gtk_label_new("");
104 gtk_label_set_ellipsize(GTK_LABEL(report_label), PANGO_ELLIPSIZE_END);
105 gtk_misc_set_alignment(GTK_MISC(report_label), 0, 0);
106 gtk_container_add(GTK_CONTAINER(vbox), gtk_hseparator_new());
107 gtk_container_add(GTK_CONTAINER(vbox), report_label);
111 static GtkWidget *notebook(void) {
112 tabs = gtk_notebook_new();
113 g_signal_connect(tabs, "switch-page", G_CALLBACK(tab_switched), 0);
114 gtk_notebook_append_page(GTK_NOTEBOOK(tabs), queue_widget(),
115 gtk_label_new("Queue"));
116 gtk_notebook_append_page(GTK_NOTEBOOK(tabs), recent_widget(),
117 gtk_label_new("Recent"));
118 gtk_notebook_append_page(GTK_NOTEBOOK(tabs), choose_widget(),
119 gtk_label_new("Choose"));
123 static void make_toplevel_window(void) {
124 GtkWidget *const vbox = gtk_vbox_new(FALSE, 1);
125 GtkWidget *const rb = report_box();
128 toplevel = gtk_window_new(GTK_WINDOW_TOPLEVEL);
129 /* default size is too small */
130 gtk_window_set_default_size(GTK_WINDOW(toplevel), 640, 480);
131 /* terminate on close */
132 g_signal_connect(G_OBJECT(toplevel), "delete_event",
133 G_CALLBACK(delete_event), NULL);
134 /* lay out the window */
135 gtk_window_set_title(GTK_WINDOW(toplevel), "Disobedience");
136 gtk_container_add(GTK_CONTAINER(toplevel), vbox);
137 /* lay out the vbox */
138 gtk_box_pack_start(GTK_BOX(vbox),
143 gtk_box_pack_start(GTK_BOX(vbox),
148 gtk_container_add(GTK_CONTAINER(vbox), notebook());
149 gtk_box_pack_end(GTK_BOX(vbox),
154 gtk_widget_set_name(toplevel, "disobedience");
157 /* State monitoring -------------------------------------------------------- */
159 static void all_update(void) {
166 static void log_connected(void attribute((unused)) *v) {
167 struct callbackdata *cbd;
169 /* Don't know what we might have missed while disconnected so update
170 * everything. We get this at startup too and this is how we do the initial
173 /* Re-get the volume */
174 cbd = xmalloc(sizeof *cbd);
176 disorder_eclient_volume(client, log_volume, -1, -1, cbd);
179 static void log_completed(void attribute((unused)) *v,
180 const char attribute((unused)) *track) {
186 static void log_failed(void attribute((unused)) *v,
187 const char attribute((unused)) *track,
188 const char attribute((unused)) *status) {
194 static void log_moved(void attribute((unused)) *v,
195 const char attribute((unused)) *user) {
199 static void log_playing(void attribute((unused)) *v,
200 const char attribute((unused)) *track,
201 const char attribute((unused)) *user) {
205 /* we get a log_removed() anyway so we don't need to update_queue() from
209 static void log_queue(void attribute((unused)) *v,
210 struct queue_entry attribute((unused)) *q) {
214 static void log_recent_added(void attribute((unused)) *v,
215 struct queue_entry attribute((unused)) *q) {
219 static void log_recent_removed(void attribute((unused)) *v,
220 const char attribute((unused)) *id) {
221 /* nothing - log_recent_added() will trigger the relevant update */
224 static void log_removed(void attribute((unused)) *v,
225 const char attribute((unused)) *id,
226 const char attribute((unused)) *user) {
230 static void log_scratched(void attribute((unused)) *v,
231 const char attribute((unused)) *track,
232 const char attribute((unused)) *user) {
238 static void log_state(void attribute((unused)) *v,
239 unsigned long state) {
242 /* If the track is paused or resume then the currently playing track is
243 * refetched so that we can continue to correctly calculate the played so-far
248 static void log_volume(void attribute((unused)) *v,
250 if(volume_l != l || volume_r != r) {
258 static int widget_count, container_count;
260 static void count_callback(GtkWidget *w,
261 gpointer attribute((unused)) data) {
263 if(GTK_IS_CONTAINER(w)) {
265 gtk_container_foreach(GTK_CONTAINER(w), count_callback, 0);
269 static void count_widgets(void) {
273 gtk_container_foreach(GTK_CONTAINER(toplevel), count_callback, 0);
274 fprintf(stderr, "widget count: %8d container count: %8d\n",
275 widget_count, container_count);
280 const char *mtag = "init";
281 static hash *mtrack_hash;
283 static int *mthfind(const char *tag) {
284 static const int zero = 0;
285 int *cp = hash_find(mtrack_hash, tag);
287 hash_add(mtrack_hash, tag, &zero, HASH_INSERT);
288 cp = hash_find(mtrack_hash, tag);
293 static void *trap_malloc(size_t n) {
294 void *ptr = malloc(n + sizeof(char *));
296 *(const char **)ptr = mtag;
298 return (char *)ptr + sizeof(char *);
301 static void trap_free(void *ptr) {
305 ptr = (char *)ptr - sizeof(char *);
306 tag = *(const char **)ptr;
311 static void *trap_realloc(void *ptr, size_t n) {
313 return trap_malloc(n);
318 ptr = (char *)ptr - sizeof(char *);
319 ptr = realloc(ptr, n + sizeof(char *));
320 *(const char **)ptr = mtag;
321 return (char *)ptr + sizeof(char *);
324 static int report_tags_callback(const char *key, void *value,
325 void attribute((unused)) *u) {
326 fprintf(stderr, "%16s: %d\n", key, *(int *)value);
330 static void report_tags(void) {
331 hash_foreach(mtrack_hash, report_tags_callback, 0);
332 fprintf(stderr, "\n");
335 static const GMemVTable glib_memvtable = {
345 /* Called once every 10 minutes */
346 static gboolean periodic(gpointer attribute((unused)) data) {
348 /* Expire cached data */
350 /* Update everything to be sure that the connection to the server hasn't
351 * mysteriously gone stale on us. */
355 fprintf(stderr, "cache size: %zu\n", cache_count());
360 return TRUE; /* don't remove me */
363 static gboolean heartbeat(gpointer attribute((unused)) data) {
364 static struct timeval last;
368 xgettimeofday(&now, 0);
370 delta = (now.tv_sec + now.tv_sec / 1.0E6)
371 - (last.tv_sec + last.tv_sec / 1.0E6);
373 fprintf(stderr, "%f: %fs between 1s heartbeats\n",
374 now.tv_sec + now.tv_sec / 1.0E6,
381 /** @brief Called when a NOP completes */
382 static void nop_completed(void attribute((unused)) *v) {
386 /** @brief Called from time to time to arrange for a NOP to be sent
388 * At most one NOP remains in flight at any moment. If the client is not
389 * currently connected then no NOP is sent.
391 static gboolean maybe_send_nop(gpointer attribute((unused)) data) {
392 if(!nop_in_flight && disorder_eclient_connected(client)) {
394 disorder_eclient_nop(client, nop_completed, 0);
396 return TRUE; /* keep call me please */
399 /* main -------------------------------------------------------------------- */
401 static const struct option options[] = {
402 { "help", no_argument, 0, 'h' },
403 { "version", no_argument, 0, 'V' },
404 { "config", required_argument, 0, 'c' },
405 { "tufnel", no_argument, 0, 't' },
406 { "choosealpha", no_argument, 0, 'C' },
407 { "debug", no_argument, 0, 'd' },
411 /* display usage message and terminate */
412 static void help(void) {
413 xprintf("Disobedience - GUI client for DisOrder\n"
416 " disobedience [OPTIONS]\n"
418 " --help, -h Display usage message\n"
419 " --version, -V Display version number\n"
420 " --config PATH, -c PATH Set configuration file\n"
421 " --debug, -d Turn on debugging\n"
423 "Also GTK+ options will work.\n");
428 /* display version number and terminate */
429 static void version(void) {
430 xprintf("disorder version %s\n", disorder_version_string);
435 int main(int argc, char **argv) {
437 disorder_eclient *logclient;
440 /* garbage-collect PCRE's memory */
441 pcre_malloc = xmalloc;
444 mtrack_hash = hash_new(sizeof (int));
445 g_mem_set_vtable((GMemVTable *)&glib_memvtable);
447 if(!setlocale(LC_CTYPE, "")) fatal(errno, "error calling setlocale");
448 gtk_init(&argc, &argv);
449 gtk_rc_parse_string(style);
450 while((n = getopt_long(argc, argv, "hVc:dtH", options, 0)) >= 0) {
454 case 'c': configfile = optarg; break;
455 case 'd': debugging = 1; break;
456 case 't': goesupto = 11; break;
457 case 'C': choosealpha = 1; break; /* not well tested any more */
458 default: fatal(0, "invalid option");
461 signal(SIGPIPE, SIG_IGN);
462 /* create the event loop */
463 D(("create main loop"));
464 mainloop = g_main_loop_new(0, 0);
465 if(config_read()) fatal(0, "cannot read configuration");
466 /* create the clients */
467 if(!(client = gtkclient())
468 || !(logclient = gtkclient()))
469 return 1; /* already reported an error */
470 disorder_eclient_log(logclient, &gdisorder_log_callbacks, 0);
471 /* periodic operations (e.g. expiring the cache) */
473 g_timeout_add(5000/*milliseconds*/, periodic, 0);
475 g_timeout_add(600000/*milliseconds*/, periodic, 0);
477 /* The point of this is to try and get a handle on mysterious
478 * unresponsiveness. It's not very useful in production use. */
480 g_timeout_add(1000/*milliseconds*/, heartbeat, 0);
481 make_toplevel_window();
482 /* reset styles now everything has its name */
483 gtk_rc_reset_styles(gtk_settings_get_for_screen(gdk_screen_get_default()));
484 gtk_widget_show_all(toplevel);
485 /* set initial control button visibility/usability */
487 /* issue a NOP every so often */
488 g_timeout_add_full(G_PRIORITY_LOW,
489 1000/*interval, ms*/,
493 D(("enter main loop"));
495 g_main_loop_run(mainloop);