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remove redundant color
[disorder] / disobedience / disobedience.c
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460b9539 1/*
2 * This file is part of DisOrder.
eb525fcd 3 * Copyright (C) 2006, 2007 Richard Kettlewell
460b9539 4 *
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.
9 *
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.
14 *
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
18 * USA
19 */
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20/** @file disobedience/disobedience.c
21 * @brief Main Disobedience program
22 */
460b9539 23
24#include "disobedience.h"
25
26#include <getopt.h>
27#include <locale.h>
fe8f8518 28#include <pcre.h>
460b9539 29
30/* Apologies for the numerous de-consting casts, but GLib et al do not seem to
31 * have heard of const. */
32
460b9539 33/* Variables --------------------------------------------------------------- */
34
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35/** @brief Event loop */
36GMainLoop *mainloop;
37
38/** @brief Top-level window */
39GtkWidget *toplevel;
40
41/** @brief Label for progress indicator */
42GtkWidget *report_label;
43
44/** @brief Main tab group */
45GtkWidget *tabs;
46
47/** @brief Main client */
48disorder_eclient *client;
460b9539 49
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50/** @brief Log client */
51disorder_eclient *logclient;
52
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53/** @brief Last reported state
54 *
55 * This is updated by log_state().
56 */
57unsigned long last_state;
58
59/** @brief True if some track is playing
60 *
61 * This ought to be removed in favour of last_state & DISORDER_PLAYING
62 */
63int playing;
64
65/** @brief Left channel volume */
66int volume_l;
67
68/** @brief Right channel volume */
69int volume_r;
460b9539 70
460b9539 71double goesupto = 10; /* volume upper bound */
219dc95c 72
7858930d 73/** @brief True if a NOP is in flight */
74static int nop_in_flight;
75
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76/** @brief True if an rtp-address command is in flight */
77static int rtp_address_in_flight;
78
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79/** @brief Global tooltip group */
80GtkTooltips *tips;
81
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82/** @brief True if RTP play is available
83 *
84 * This is a bit of a bodge...
85 */
86int rtp_supported;
87
88/** @brief True if RTP play is enabled */
89int rtp_is_running;
90
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91/** @brief Linked list of functions to call when we reset login parameters */
92static struct reset_callback_node {
93 struct reset_callback_node *next;
94 reset_callback *callback;
95} *resets;
96
460b9539 97/* Window creation --------------------------------------------------------- */
98
99/* Note that all the client operations kicked off from here will only complete
100 * after we've entered the event loop. */
101
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102/** @brief Called when main window is deleted
103 *
104 * Terminates the program.
105 */
460b9539 106static gboolean delete_event(GtkWidget attribute((unused)) *widget,
107 GdkEvent attribute((unused)) *event,
108 gpointer attribute((unused)) data) {
109 D(("delete_event"));
110 exit(0); /* die immediately */
111}
112
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113/** @brief Called when the current tab is switched
114 *
115 * Updates the menu settings to correspond to the new page.
116 */
460b9539 117static void tab_switched(GtkNotebook attribute((unused)) *notebook,
118 GtkNotebookPage attribute((unused)) *page,
119 guint page_num,
120 gpointer attribute((unused)) user_data) {
121 menu_update(page_num);
122}
123
219dc95c 124/** @brief Create the report box */
460b9539 125static GtkWidget *report_box(void) {
126 GtkWidget *vbox = gtk_vbox_new(FALSE, 0);
127
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);
133 return vbox;
134}
135
219dc95c 136/** @brief Create and populate the main tab group */
460b9539 137static GtkWidget *notebook(void) {
138 tabs = gtk_notebook_new();
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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);
460b9539 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"));
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152 gtk_notebook_append_page(GTK_NOTEBOOK(tabs), added_widget(),
153 gtk_label_new("Added"));
460b9539 154 return tabs;
155}
156
219dc95c 157/** @brief Create and populate the main window */
460b9539 158static void make_toplevel_window(void) {
159 GtkWidget *const vbox = gtk_vbox_new(FALSE, 1);
160 GtkWidget *const rb = report_box();
161
162 D(("top_window"));
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),
174 menubar(toplevel),
175 FALSE, /* expand */
176 FALSE, /* fill */
177 0);
178 gtk_box_pack_start(GTK_BOX(vbox),
179 control_widget(),
180 FALSE, /* expand */
181 FALSE, /* fill */
182 0);
183 gtk_container_add(GTK_CONTAINER(vbox), notebook());
184 gtk_box_pack_end(GTK_BOX(vbox),
185 rb,
186 FALSE, /* expand */
187 FALSE, /* fill */
188 0);
d4ef4132 189 gtk_widget_modify_bg(toplevel, GTK_STATE_NORMAL, &tool_bg);
460b9539 190}
191
0b7c8909 192#if MDEBUG
193static int widget_count, container_count;
194
195static void count_callback(GtkWidget *w,
196 gpointer attribute((unused)) data) {
197 ++widget_count;
198 if(GTK_IS_CONTAINER(w)) {
199 ++container_count;
200 gtk_container_foreach(GTK_CONTAINER(w), count_callback, 0);
201 }
202}
203
204static void count_widgets(void) {
205 widget_count = 0;
206 container_count = 1;
207 if(toplevel)
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);
211}
212#endif
213
e1d4a32b 214#if MTRACK
215const char *mtag = "init";
216static hash *mtrack_hash;
217
218static int *mthfind(const char *tag) {
219 static const int zero = 0;
220 int *cp = hash_find(mtrack_hash, tag);
221 if(!cp) {
222 hash_add(mtrack_hash, tag, &zero, HASH_INSERT);
223 cp = hash_find(mtrack_hash, tag);
224 }
225 return cp;
226}
227
228static void *trap_malloc(size_t n) {
229 void *ptr = malloc(n + sizeof(char *));
230
231 *(const char **)ptr = mtag;
232 ++*mthfind(mtag);
233 return (char *)ptr + sizeof(char *);
234}
235
236static void trap_free(void *ptr) {
237 const char *tag;
238 if(!ptr)
239 return;
240 ptr = (char *)ptr - sizeof(char *);
241 tag = *(const char **)ptr;
242 --*mthfind(tag);
243 free(ptr);
244}
245
246static void *trap_realloc(void *ptr, size_t n) {
247 if(!ptr)
248 return trap_malloc(n);
249 if(!n) {
250 trap_free(ptr);
251 return 0;
252 }
253 ptr = (char *)ptr - sizeof(char *);
254 ptr = realloc(ptr, n + sizeof(char *));
255 *(const char **)ptr = mtag;
256 return (char *)ptr + sizeof(char *);
257}
258
259static int report_tags_callback(const char *key, void *value,
260 void attribute((unused)) *u) {
261 fprintf(stderr, "%16s: %d\n", key, *(int *)value);
262 return 0;
263}
264
265static void report_tags(void) {
266 hash_foreach(mtrack_hash, report_tags_callback, 0);
267 fprintf(stderr, "\n");
268}
269
270static const GMemVTable glib_memvtable = {
271 trap_malloc,
272 trap_realloc,
273 trap_free,
274 0,
275 0,
276 0
277};
278#endif
279
219dc95c 280/** @brief Called once every 10 minutes */
460b9539 281static gboolean periodic(gpointer attribute((unused)) data) {
282 D(("periodic"));
283 /* Expire cached data */
284 cache_expire();
285 /* Update everything to be sure that the connection to the server hasn't
286 * mysteriously gone stale on us. */
287 all_update();
0b7c8909 288#if MDEBUG
289 count_widgets();
290 fprintf(stderr, "cache size: %zu\n", cache_count());
291#endif
e1d4a32b 292#if MTRACK
293 report_tags();
294#endif
460b9539 295 return TRUE; /* don't remove me */
296}
297
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298/** @brief Called from time to time
299 *
300 * Used for debugging purposes
301 */
460b9539 302static gboolean heartbeat(gpointer attribute((unused)) data) {
303 static struct timeval last;
304 struct timeval now;
305 double delta;
306
307 xgettimeofday(&now, 0);
308 if(last.tv_sec) {
309 delta = (now.tv_sec + now.tv_sec / 1.0E6)
310 - (last.tv_sec + last.tv_sec / 1.0E6);
311 if(delta >= 1.0625)
312 fprintf(stderr, "%f: %fs between 1s heartbeats\n",
313 now.tv_sec + now.tv_sec / 1.0E6,
314 delta);
315 }
316 last = now;
317 return TRUE;
318}
319
7858930d 320/** @brief Called when a NOP completes */
321static void nop_completed(void attribute((unused)) *v) {
322 nop_in_flight = 0;
323}
324
325/** @brief Called from time to time to arrange for a NOP to be sent
326 *
327 * At most one NOP remains in flight at any moment. If the client is not
328 * currently connected then no NOP is sent.
329 */
330static gboolean maybe_send_nop(gpointer attribute((unused)) data) {
8f763f1b 331 if(!nop_in_flight && (disorder_eclient_state(client) & DISORDER_CONNECTED)) {
7858930d 332 nop_in_flight = 1;
333 disorder_eclient_nop(client, nop_completed, 0);
334 }
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335 if(rtp_supported) {
336 const int old_state = rtp_is_running;
337 rtp_is_running = rtp_running();
338 if(old_state != rtp_is_running)
339 control_monitor(0);
340 }
7858930d 341 return TRUE; /* keep call me please */
342}
343
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344/** @brief Called when a rtp-address command succeeds */
345static void got_rtp_address(void attribute((unused)) *v,
346 int attribute((unused)) nvec,
347 char attribute((unused)) **vec) {
348 rtp_address_in_flight = 0;
349 rtp_supported = 1;
350 rtp_is_running = rtp_running();
351 control_monitor(0);
352}
353
354/** @brief Called when a rtp-address command fails */
355static 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;
359 rtp_supported = 0;
360 rtp_is_running = 0;
361 control_monitor(0);
362}
363
364/** @brief Called to check whether RTP play is available */
365static 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);
370 }
371}
372
460b9539 373/* main -------------------------------------------------------------------- */
374
375static 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' },
460b9539 380 { "debug", no_argument, 0, 'd' },
381 { 0, 0, 0, 0 }
382};
383
384/* display usage message and terminate */
385static void help(void) {
386 xprintf("Disobedience - GUI client for DisOrder\n"
387 "\n"
388 "Usage:\n"
389 " disobedience [OPTIONS]\n"
390 "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"
395 "\n"
396 "Also GTK+ options will work.\n");
397 xfclose(stdout);
398 exit(0);
399}
400
401/* display version number and terminate */
402static void version(void) {
403 xprintf("disorder version %s\n", disorder_version_string);
404 xfclose(stdout);
405 exit(0);
406}
407
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408/* reset state */
409void reset(void) {
410 struct reset_callback_node *r;
411
412 /* reset the clients */
413 disorder_eclient_close(client);
414 disorder_eclient_close(logclient);
a99c4e9a 415 rtp_supported = 0;
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416 for(r = resets; r; r = r->next)
417 r->callback();
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418 /* Might be a new server so re-check */
419 check_rtp_address();
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420}
421
422/** @brief Register a reset callback */
423void register_reset(reset_callback *callback) {
424 struct reset_callback_node *const r = xmalloc(sizeof *r);
425
426 r->next = resets;
427 r->callback = callback;
428 resets = r;
429}
430
460b9539 431int main(int argc, char **argv) {
432 int n;
460b9539 433
320598d4 434 mem_init();
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435 /* garbage-collect PCRE's memory */
436 pcre_malloc = xmalloc;
437 pcre_free = xfree;
e1d4a32b 438#if MTRACK
439 mtrack_hash = hash_new(sizeof (int));
440 g_mem_set_vtable((GMemVTable *)&glib_memvtable);
441#endif
460b9539 442 if(!setlocale(LC_CTYPE, "")) fatal(errno, "error calling setlocale");
460b9539 443 gtk_init(&argc, &argv);
c3df9503 444 while((n = getopt_long(argc, argv, "hVc:dtHC", options, 0)) >= 0) {
460b9539 445 switch(n) {
446 case 'h': help();
447 case 'V': version();
448 case 'c': configfile = optarg; break;
449 case 'd': debugging = 1; break;
450 case 't': goesupto = 11; break;
460b9539 451 default: fatal(0, "invalid option");
452 }
453 }
346ba8d5 454 signal(SIGPIPE, SIG_IGN);
d4ef4132 455 load_appearance();
460b9539 456 /* create the event loop */
457 D(("create main loop"));
458 mainloop = g_main_loop_new(0, 0);
c00fce3a 459 if(config_read(0)) fatal(0, "cannot read configuration");
460b9539 460 /* create the clients */
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461 if(!(client = gtkclient())
462 || !(logclient = gtkclient()))
463 return 1; /* already reported an error */
460b9539 464 /* periodic operations (e.g. expiring the cache) */
e1d4a32b 465#if MDEBUG || MTRACK
0b7c8909 466 g_timeout_add(5000/*milliseconds*/, periodic, 0);
467#else
460b9539 468 g_timeout_add(600000/*milliseconds*/, periodic, 0);
0b7c8909 469#endif
460b9539 470 /* The point of this is to try and get a handle on mysterious
471 * unresponsiveness. It's not very useful in production use. */
472 if(0)
473 g_timeout_add(1000/*milliseconds*/, heartbeat, 0);
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474 /* global tooltips */
475 tips = gtk_tooltips_new();
460b9539 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);
7858930d 480 /* issue a NOP every so often */
481 g_timeout_add_full(G_PRIORITY_LOW,
482 1000/*interval, ms*/,
483 maybe_send_nop,
484 0/*data*/,
485 0/*notify*/);
73f1b9f3 486 register_reset(properties_reset);
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487 /* Start monitoring the log */
488 disorder_eclient_log(logclient, &log_callbacks, 0);
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489 /* See if RTP play supported */
490 check_rtp_address();
460b9539 491 D(("enter main loop"));
e1d4a32b 492 MTAG("misc");
460b9539 493 g_main_loop_run(mainloop);
494 return 0;
495}
496
497/*
498Local Variables:
499c-basic-offset:2
500comment-column:40
501fill-column:79
502indent-tabs-mode:nil
503End:
504*/