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 Last reported state
54 * This is updated by log_state().
56 unsigned long last_state;
58 /** @brief True if some track is playing
60 * This ought to be removed in favour of last_state & DISORDER_PLAYING
64 /** @brief Left channel volume */
67 /** @brief Right channel volume */
70 double goesupto = 10; /* volume upper bound */
72 /** @brief True if a NOP is in flight */
73 static int nop_in_flight;
75 /** @brief Global tooltip group */
78 /* Window creation --------------------------------------------------------- */
80 /* Note that all the client operations kicked off from here will only complete
81 * after we've entered the event loop. */
83 /** @brief Called when main window is deleted
85 * Terminates the program.
87 static gboolean delete_event(GtkWidget attribute((unused)) *widget,
88 GdkEvent attribute((unused)) *event,
89 gpointer attribute((unused)) data) {
91 exit(0); /* die immediately */
94 /** @brief Called when the current tab is switched
96 * Updates the menu settings to correspond to the new page.
98 static void tab_switched(GtkNotebook attribute((unused)) *notebook,
99 GtkNotebookPage attribute((unused)) *page,
101 gpointer attribute((unused)) user_data) {
102 menu_update(page_num);
105 /** @brief Create the report box */
106 static GtkWidget *report_box(void) {
107 GtkWidget *vbox = gtk_vbox_new(FALSE, 0);
109 report_label = gtk_label_new("");
110 gtk_label_set_ellipsize(GTK_LABEL(report_label), PANGO_ELLIPSIZE_END);
111 gtk_misc_set_alignment(GTK_MISC(report_label), 0, 0);
112 gtk_container_add(GTK_CONTAINER(vbox), gtk_hseparator_new());
113 gtk_container_add(GTK_CONTAINER(vbox), report_label);
117 /** @brief Create and populate the main tab group */
118 static GtkWidget *notebook(void) {
119 tabs = gtk_notebook_new();
120 g_signal_connect(tabs, "switch-page", G_CALLBACK(tab_switched), 0);
121 gtk_notebook_append_page(GTK_NOTEBOOK(tabs), queue_widget(),
122 gtk_label_new("Queue"));
123 gtk_notebook_append_page(GTK_NOTEBOOK(tabs), recent_widget(),
124 gtk_label_new("Recent"));
125 gtk_notebook_append_page(GTK_NOTEBOOK(tabs), choose_widget(),
126 gtk_label_new("Choose"));
127 gtk_notebook_append_page(GTK_NOTEBOOK(tabs), added_widget(),
128 gtk_label_new("Added"));
132 /** @brief Create and populate the main window */
133 static void make_toplevel_window(void) {
134 GtkWidget *const vbox = gtk_vbox_new(FALSE, 1);
135 GtkWidget *const rb = report_box();
138 toplevel = gtk_window_new(GTK_WINDOW_TOPLEVEL);
139 /* default size is too small */
140 gtk_window_set_default_size(GTK_WINDOW(toplevel), 640, 480);
141 /* terminate on close */
142 g_signal_connect(G_OBJECT(toplevel), "delete_event",
143 G_CALLBACK(delete_event), NULL);
144 /* lay out the window */
145 gtk_window_set_title(GTK_WINDOW(toplevel), "Disobedience");
146 gtk_container_add(GTK_CONTAINER(toplevel), vbox);
147 /* lay out the vbox */
148 gtk_box_pack_start(GTK_BOX(vbox),
153 gtk_box_pack_start(GTK_BOX(vbox),
158 gtk_container_add(GTK_CONTAINER(vbox), notebook());
159 gtk_box_pack_end(GTK_BOX(vbox),
164 gtk_widget_set_name(toplevel, "disobedience");
168 static int widget_count, container_count;
170 static void count_callback(GtkWidget *w,
171 gpointer attribute((unused)) data) {
173 if(GTK_IS_CONTAINER(w)) {
175 gtk_container_foreach(GTK_CONTAINER(w), count_callback, 0);
179 static void count_widgets(void) {
183 gtk_container_foreach(GTK_CONTAINER(toplevel), count_callback, 0);
184 fprintf(stderr, "widget count: %8d container count: %8d\n",
185 widget_count, container_count);
190 const char *mtag = "init";
191 static hash *mtrack_hash;
193 static int *mthfind(const char *tag) {
194 static const int zero = 0;
195 int *cp = hash_find(mtrack_hash, tag);
197 hash_add(mtrack_hash, tag, &zero, HASH_INSERT);
198 cp = hash_find(mtrack_hash, tag);
203 static void *trap_malloc(size_t n) {
204 void *ptr = malloc(n + sizeof(char *));
206 *(const char **)ptr = mtag;
208 return (char *)ptr + sizeof(char *);
211 static void trap_free(void *ptr) {
215 ptr = (char *)ptr - sizeof(char *);
216 tag = *(const char **)ptr;
221 static void *trap_realloc(void *ptr, size_t n) {
223 return trap_malloc(n);
228 ptr = (char *)ptr - sizeof(char *);
229 ptr = realloc(ptr, n + sizeof(char *));
230 *(const char **)ptr = mtag;
231 return (char *)ptr + sizeof(char *);
234 static int report_tags_callback(const char *key, void *value,
235 void attribute((unused)) *u) {
236 fprintf(stderr, "%16s: %d\n", key, *(int *)value);
240 static void report_tags(void) {
241 hash_foreach(mtrack_hash, report_tags_callback, 0);
242 fprintf(stderr, "\n");
245 static const GMemVTable glib_memvtable = {
255 /** @brief Called once every 10 minutes */
256 static gboolean periodic(gpointer attribute((unused)) data) {
258 /* Expire cached data */
260 /* Update everything to be sure that the connection to the server hasn't
261 * mysteriously gone stale on us. */
265 fprintf(stderr, "cache size: %zu\n", cache_count());
270 return TRUE; /* don't remove me */
273 /** @brief Called from time to time
275 * Used for debugging purposes
277 static gboolean heartbeat(gpointer attribute((unused)) data) {
278 static struct timeval last;
282 xgettimeofday(&now, 0);
284 delta = (now.tv_sec + now.tv_sec / 1.0E6)
285 - (last.tv_sec + last.tv_sec / 1.0E6);
287 fprintf(stderr, "%f: %fs between 1s heartbeats\n",
288 now.tv_sec + now.tv_sec / 1.0E6,
295 /** @brief Called when a NOP completes */
296 static void nop_completed(void attribute((unused)) *v) {
300 /** @brief Called from time to time to arrange for a NOP to be sent
302 * At most one NOP remains in flight at any moment. If the client is not
303 * currently connected then no NOP is sent.
305 static gboolean maybe_send_nop(gpointer attribute((unused)) data) {
306 if(!nop_in_flight && (disorder_eclient_state(client) & DISORDER_CONNECTED)) {
308 disorder_eclient_nop(client, nop_completed, 0);
310 return TRUE; /* keep call me please */
313 /* main -------------------------------------------------------------------- */
315 static const struct option options[] = {
316 { "help", no_argument, 0, 'h' },
317 { "version", no_argument, 0, 'V' },
318 { "config", required_argument, 0, 'c' },
319 { "tufnel", no_argument, 0, 't' },
320 { "debug", no_argument, 0, 'd' },
324 /* display usage message and terminate */
325 static void help(void) {
326 xprintf("Disobedience - GUI client for DisOrder\n"
329 " disobedience [OPTIONS]\n"
331 " --help, -h Display usage message\n"
332 " --version, -V Display version number\n"
333 " --config PATH, -c PATH Set configuration file\n"
334 " --debug, -d Turn on debugging\n"
336 "Also GTK+ options will work.\n");
341 /* display version number and terminate */
342 static void version(void) {
343 xprintf("disorder version %s\n", disorder_version_string);
348 int main(int argc, char **argv) {
350 disorder_eclient *logclient;
353 /* garbage-collect PCRE's memory */
354 pcre_malloc = xmalloc;
357 mtrack_hash = hash_new(sizeof (int));
358 g_mem_set_vtable((GMemVTable *)&glib_memvtable);
360 if(!setlocale(LC_CTYPE, "")) fatal(errno, "error calling setlocale");
361 gtk_init(&argc, &argv);
362 gtk_rc_parse_string(style);
363 while((n = getopt_long(argc, argv, "hVc:dtHC", options, 0)) >= 0) {
367 case 'c': configfile = optarg; break;
368 case 'd': debugging = 1; break;
369 case 't': goesupto = 11; break;
370 default: fatal(0, "invalid option");
373 signal(SIGPIPE, SIG_IGN);
374 /* create the event loop */
375 D(("create main loop"));
376 mainloop = g_main_loop_new(0, 0);
377 if(config_read(0)) fatal(0, "cannot read configuration");
378 /* create the clients */
379 if(!(client = gtkclient())
380 || !(logclient = gtkclient()))
381 return 1; /* already reported an error */
382 /* periodic operations (e.g. expiring the cache) */
384 g_timeout_add(5000/*milliseconds*/, periodic, 0);
386 g_timeout_add(600000/*milliseconds*/, periodic, 0);
388 /* The point of this is to try and get a handle on mysterious
389 * unresponsiveness. It's not very useful in production use. */
391 g_timeout_add(1000/*milliseconds*/, heartbeat, 0);
392 /* global tooltips */
393 tips = gtk_tooltips_new();
394 make_toplevel_window();
395 /* reset styles now everything has its name */
396 gtk_rc_reset_styles(gtk_settings_get_for_screen(gdk_screen_get_default()));
397 gtk_widget_show_all(toplevel);
398 /* issue a NOP every so often */
399 g_timeout_add_full(G_PRIORITY_LOW,
400 1000/*interval, ms*/,
404 /* Start monitoring the log */
405 disorder_eclient_log(logclient, &log_callbacks, 0);
406 D(("enter main loop"));
408 g_main_loop_run(mainloop);