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 Global tooltip group */
81 /** @brief Linked list of functions to call when we reset login parameters */
82 static struct reset_callback_node {
83 struct reset_callback_node *next;
84 reset_callback *callback;
87 /* Window creation --------------------------------------------------------- */
89 /* Note that all the client operations kicked off from here will only complete
90 * after we've entered the event loop. */
92 /** @brief Called when main window is deleted
94 * Terminates the program.
96 static gboolean delete_event(GtkWidget attribute((unused)) *widget,
97 GdkEvent attribute((unused)) *event,
98 gpointer attribute((unused)) data) {
100 exit(0); /* die immediately */
103 /** @brief Called when the current tab is switched
105 * Updates the menu settings to correspond to the new page.
107 static void tab_switched(GtkNotebook attribute((unused)) *notebook,
108 GtkNotebookPage attribute((unused)) *page,
110 gpointer attribute((unused)) user_data) {
111 menu_update(page_num);
114 /** @brief Create the report box */
115 static GtkWidget *report_box(void) {
116 GtkWidget *vbox = gtk_vbox_new(FALSE, 0);
118 report_label = gtk_label_new("");
119 gtk_label_set_ellipsize(GTK_LABEL(report_label), PANGO_ELLIPSIZE_END);
120 gtk_misc_set_alignment(GTK_MISC(report_label), 0, 0);
121 gtk_container_add(GTK_CONTAINER(vbox), gtk_hseparator_new());
122 gtk_container_add(GTK_CONTAINER(vbox), report_label);
126 /** @brief Create and populate the main tab group */
127 static GtkWidget *notebook(void) {
128 tabs = gtk_notebook_new();
129 g_signal_connect(tabs, "switch-page", G_CALLBACK(tab_switched), 0);
130 gtk_notebook_append_page(GTK_NOTEBOOK(tabs), queue_widget(),
131 gtk_label_new("Queue"));
132 gtk_notebook_append_page(GTK_NOTEBOOK(tabs), recent_widget(),
133 gtk_label_new("Recent"));
134 gtk_notebook_append_page(GTK_NOTEBOOK(tabs), choose_widget(),
135 gtk_label_new("Choose"));
136 gtk_notebook_append_page(GTK_NOTEBOOK(tabs), added_widget(),
137 gtk_label_new("Added"));
141 /** @brief Create and populate the main window */
142 static void make_toplevel_window(void) {
143 GtkWidget *const vbox = gtk_vbox_new(FALSE, 1);
144 GtkWidget *const rb = report_box();
147 toplevel = gtk_window_new(GTK_WINDOW_TOPLEVEL);
148 /* default size is too small */
149 gtk_window_set_default_size(GTK_WINDOW(toplevel), 640, 480);
150 /* terminate on close */
151 g_signal_connect(G_OBJECT(toplevel), "delete_event",
152 G_CALLBACK(delete_event), NULL);
153 /* lay out the window */
154 gtk_window_set_title(GTK_WINDOW(toplevel), "Disobedience");
155 gtk_container_add(GTK_CONTAINER(toplevel), vbox);
156 /* lay out the vbox */
157 gtk_box_pack_start(GTK_BOX(vbox),
162 gtk_box_pack_start(GTK_BOX(vbox),
167 gtk_container_add(GTK_CONTAINER(vbox), notebook());
168 gtk_box_pack_end(GTK_BOX(vbox),
173 gtk_widget_set_name(toplevel, "disobedience");
177 static int widget_count, container_count;
179 static void count_callback(GtkWidget *w,
180 gpointer attribute((unused)) data) {
182 if(GTK_IS_CONTAINER(w)) {
184 gtk_container_foreach(GTK_CONTAINER(w), count_callback, 0);
188 static void count_widgets(void) {
192 gtk_container_foreach(GTK_CONTAINER(toplevel), count_callback, 0);
193 fprintf(stderr, "widget count: %8d container count: %8d\n",
194 widget_count, container_count);
199 const char *mtag = "init";
200 static hash *mtrack_hash;
202 static int *mthfind(const char *tag) {
203 static const int zero = 0;
204 int *cp = hash_find(mtrack_hash, tag);
206 hash_add(mtrack_hash, tag, &zero, HASH_INSERT);
207 cp = hash_find(mtrack_hash, tag);
212 static void *trap_malloc(size_t n) {
213 void *ptr = malloc(n + sizeof(char *));
215 *(const char **)ptr = mtag;
217 return (char *)ptr + sizeof(char *);
220 static void trap_free(void *ptr) {
224 ptr = (char *)ptr - sizeof(char *);
225 tag = *(const char **)ptr;
230 static void *trap_realloc(void *ptr, size_t n) {
232 return trap_malloc(n);
237 ptr = (char *)ptr - sizeof(char *);
238 ptr = realloc(ptr, n + sizeof(char *));
239 *(const char **)ptr = mtag;
240 return (char *)ptr + sizeof(char *);
243 static int report_tags_callback(const char *key, void *value,
244 void attribute((unused)) *u) {
245 fprintf(stderr, "%16s: %d\n", key, *(int *)value);
249 static void report_tags(void) {
250 hash_foreach(mtrack_hash, report_tags_callback, 0);
251 fprintf(stderr, "\n");
254 static const GMemVTable glib_memvtable = {
264 /** @brief Called once every 10 minutes */
265 static gboolean periodic(gpointer attribute((unused)) data) {
267 /* Expire cached data */
269 /* Update everything to be sure that the connection to the server hasn't
270 * mysteriously gone stale on us. */
274 fprintf(stderr, "cache size: %zu\n", cache_count());
279 return TRUE; /* don't remove me */
282 /** @brief Called from time to time
284 * Used for debugging purposes
286 static gboolean heartbeat(gpointer attribute((unused)) data) {
287 static struct timeval last;
291 xgettimeofday(&now, 0);
293 delta = (now.tv_sec + now.tv_sec / 1.0E6)
294 - (last.tv_sec + last.tv_sec / 1.0E6);
296 fprintf(stderr, "%f: %fs between 1s heartbeats\n",
297 now.tv_sec + now.tv_sec / 1.0E6,
304 /** @brief Called when a NOP completes */
305 static void nop_completed(void attribute((unused)) *v) {
309 /** @brief Called from time to time to arrange for a NOP to be sent
311 * At most one NOP remains in flight at any moment. If the client is not
312 * currently connected then no NOP is sent.
314 static gboolean maybe_send_nop(gpointer attribute((unused)) data) {
315 if(!nop_in_flight && (disorder_eclient_state(client) & DISORDER_CONNECTED)) {
317 disorder_eclient_nop(client, nop_completed, 0);
319 return TRUE; /* keep call me please */
322 /* main -------------------------------------------------------------------- */
324 static const struct option options[] = {
325 { "help", no_argument, 0, 'h' },
326 { "version", no_argument, 0, 'V' },
327 { "config", required_argument, 0, 'c' },
328 { "tufnel", no_argument, 0, 't' },
329 { "debug", no_argument, 0, 'd' },
333 /* display usage message and terminate */
334 static void help(void) {
335 xprintf("Disobedience - GUI client for DisOrder\n"
338 " disobedience [OPTIONS]\n"
340 " --help, -h Display usage message\n"
341 " --version, -V Display version number\n"
342 " --config PATH, -c PATH Set configuration file\n"
343 " --debug, -d Turn on debugging\n"
345 "Also GTK+ options will work.\n");
350 /* display version number and terminate */
351 static void version(void) {
352 xprintf("disorder version %s\n", disorder_version_string);
359 struct reset_callback_node *r;
361 /* reset the clients */
362 disorder_eclient_close(client);
363 disorder_eclient_close(logclient);
364 for(r = resets; r; r = r->next)
368 /** @brief Register a reset callback */
369 void register_reset(reset_callback *callback) {
370 struct reset_callback_node *const r = xmalloc(sizeof *r);
373 r->callback = callback;
377 int main(int argc, char **argv) {
381 /* garbage-collect PCRE's memory */
382 pcre_malloc = xmalloc;
385 mtrack_hash = hash_new(sizeof (int));
386 g_mem_set_vtable((GMemVTable *)&glib_memvtable);
388 if(!setlocale(LC_CTYPE, "")) fatal(errno, "error calling setlocale");
389 gtk_init(&argc, &argv);
390 gtk_rc_parse_string(style);
391 while((n = getopt_long(argc, argv, "hVc:dtHC", options, 0)) >= 0) {
395 case 'c': configfile = optarg; break;
396 case 'd': debugging = 1; break;
397 case 't': goesupto = 11; break;
398 default: fatal(0, "invalid option");
401 signal(SIGPIPE, SIG_IGN);
402 /* create the event loop */
403 D(("create main loop"));
404 mainloop = g_main_loop_new(0, 0);
405 if(config_read(0)) fatal(0, "cannot read configuration");
406 /* create the clients */
407 if(!(client = gtkclient())
408 || !(logclient = gtkclient()))
409 return 1; /* already reported an error */
410 /* periodic operations (e.g. expiring the cache) */
412 g_timeout_add(5000/*milliseconds*/, periodic, 0);
414 g_timeout_add(600000/*milliseconds*/, periodic, 0);
416 /* The point of this is to try and get a handle on mysterious
417 * unresponsiveness. It's not very useful in production use. */
419 g_timeout_add(1000/*milliseconds*/, heartbeat, 0);
420 /* global tooltips */
421 tips = gtk_tooltips_new();
422 make_toplevel_window();
423 /* reset styles now everything has its name */
424 gtk_rc_reset_styles(gtk_settings_get_for_screen(gdk_screen_get_default()));
425 gtk_widget_show_all(toplevel);
426 /* issue a NOP every so often */
427 g_timeout_add_full(G_PRIORITY_LOW,
428 1000/*interval, ms*/,
432 register_reset(properties_reset);
433 /* Start monitoring the log */
434 disorder_eclient_log(logclient, &log_callbacks, 0);
435 D(("enter main loop"));
437 g_main_loop_run(mainloop);