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use GtkStyles everywhere instead of explicit colors. faster.
[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 */
33288048 141 gtk_widget_set_style(tabs, tool_style);
460b9539 142 g_signal_connect(tabs, "switch-page", G_CALLBACK(tab_switched), 0);
143 gtk_notebook_append_page(GTK_NOTEBOOK(tabs), queue_widget(),
144 gtk_label_new("Queue"));
145 gtk_notebook_append_page(GTK_NOTEBOOK(tabs), recent_widget(),
146 gtk_label_new("Recent"));
147 gtk_notebook_append_page(GTK_NOTEBOOK(tabs), choose_widget(),
148 gtk_label_new("Choose"));
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149 gtk_notebook_append_page(GTK_NOTEBOOK(tabs), added_widget(),
150 gtk_label_new("Added"));
460b9539 151 return tabs;
152}
153
219dc95c 154/** @brief Create and populate the main window */
460b9539 155static void make_toplevel_window(void) {
156 GtkWidget *const vbox = gtk_vbox_new(FALSE, 1);
157 GtkWidget *const rb = report_box();
158
159 D(("top_window"));
160 toplevel = gtk_window_new(GTK_WINDOW_TOPLEVEL);
161 /* default size is too small */
162 gtk_window_set_default_size(GTK_WINDOW(toplevel), 640, 480);
163 /* terminate on close */
164 g_signal_connect(G_OBJECT(toplevel), "delete_event",
165 G_CALLBACK(delete_event), NULL);
166 /* lay out the window */
167 gtk_window_set_title(GTK_WINDOW(toplevel), "Disobedience");
168 gtk_container_add(GTK_CONTAINER(toplevel), vbox);
169 /* lay out the vbox */
170 gtk_box_pack_start(GTK_BOX(vbox),
171 menubar(toplevel),
172 FALSE, /* expand */
173 FALSE, /* fill */
174 0);
175 gtk_box_pack_start(GTK_BOX(vbox),
176 control_widget(),
177 FALSE, /* expand */
178 FALSE, /* fill */
179 0);
180 gtk_container_add(GTK_CONTAINER(vbox), notebook());
181 gtk_box_pack_end(GTK_BOX(vbox),
182 rb,
183 FALSE, /* expand */
184 FALSE, /* fill */
185 0);
33288048 186 gtk_widget_set_style(toplevel, tool_style);
460b9539 187}
188
0b7c8909 189#if MDEBUG
190static int widget_count, container_count;
191
192static void count_callback(GtkWidget *w,
193 gpointer attribute((unused)) data) {
194 ++widget_count;
195 if(GTK_IS_CONTAINER(w)) {
196 ++container_count;
197 gtk_container_foreach(GTK_CONTAINER(w), count_callback, 0);
198 }
199}
200
201static void count_widgets(void) {
202 widget_count = 0;
203 container_count = 1;
204 if(toplevel)
205 gtk_container_foreach(GTK_CONTAINER(toplevel), count_callback, 0);
206 fprintf(stderr, "widget count: %8d container count: %8d\n",
207 widget_count, container_count);
208}
209#endif
210
e1d4a32b 211#if MTRACK
212const char *mtag = "init";
213static hash *mtrack_hash;
214
215static int *mthfind(const char *tag) {
216 static const int zero = 0;
217 int *cp = hash_find(mtrack_hash, tag);
218 if(!cp) {
219 hash_add(mtrack_hash, tag, &zero, HASH_INSERT);
220 cp = hash_find(mtrack_hash, tag);
221 }
222 return cp;
223}
224
225static void *trap_malloc(size_t n) {
226 void *ptr = malloc(n + sizeof(char *));
227
228 *(const char **)ptr = mtag;
229 ++*mthfind(mtag);
230 return (char *)ptr + sizeof(char *);
231}
232
233static void trap_free(void *ptr) {
234 const char *tag;
235 if(!ptr)
236 return;
237 ptr = (char *)ptr - sizeof(char *);
238 tag = *(const char **)ptr;
239 --*mthfind(tag);
240 free(ptr);
241}
242
243static void *trap_realloc(void *ptr, size_t n) {
244 if(!ptr)
245 return trap_malloc(n);
246 if(!n) {
247 trap_free(ptr);
248 return 0;
249 }
250 ptr = (char *)ptr - sizeof(char *);
251 ptr = realloc(ptr, n + sizeof(char *));
252 *(const char **)ptr = mtag;
253 return (char *)ptr + sizeof(char *);
254}
255
256static int report_tags_callback(const char *key, void *value,
257 void attribute((unused)) *u) {
258 fprintf(stderr, "%16s: %d\n", key, *(int *)value);
259 return 0;
260}
261
262static void report_tags(void) {
263 hash_foreach(mtrack_hash, report_tags_callback, 0);
264 fprintf(stderr, "\n");
265}
266
267static const GMemVTable glib_memvtable = {
268 trap_malloc,
269 trap_realloc,
270 trap_free,
271 0,
272 0,
273 0
274};
275#endif
276
219dc95c 277/** @brief Called once every 10 minutes */
460b9539 278static gboolean periodic(gpointer attribute((unused)) data) {
279 D(("periodic"));
280 /* Expire cached data */
281 cache_expire();
282 /* Update everything to be sure that the connection to the server hasn't
283 * mysteriously gone stale on us. */
284 all_update();
0b7c8909 285#if MDEBUG
286 count_widgets();
287 fprintf(stderr, "cache size: %zu\n", cache_count());
288#endif
e1d4a32b 289#if MTRACK
290 report_tags();
291#endif
460b9539 292 return TRUE; /* don't remove me */
293}
294
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295/** @brief Called from time to time
296 *
297 * Used for debugging purposes
298 */
460b9539 299static gboolean heartbeat(gpointer attribute((unused)) data) {
300 static struct timeval last;
301 struct timeval now;
302 double delta;
303
304 xgettimeofday(&now, 0);
305 if(last.tv_sec) {
306 delta = (now.tv_sec + now.tv_sec / 1.0E6)
307 - (last.tv_sec + last.tv_sec / 1.0E6);
308 if(delta >= 1.0625)
309 fprintf(stderr, "%f: %fs between 1s heartbeats\n",
310 now.tv_sec + now.tv_sec / 1.0E6,
311 delta);
312 }
313 last = now;
314 return TRUE;
315}
316
7858930d 317/** @brief Called when a NOP completes */
318static void nop_completed(void attribute((unused)) *v) {
319 nop_in_flight = 0;
320}
321
322/** @brief Called from time to time to arrange for a NOP to be sent
323 *
324 * At most one NOP remains in flight at any moment. If the client is not
325 * currently connected then no NOP is sent.
326 */
327static gboolean maybe_send_nop(gpointer attribute((unused)) data) {
8f763f1b 328 if(!nop_in_flight && (disorder_eclient_state(client) & DISORDER_CONNECTED)) {
7858930d 329 nop_in_flight = 1;
330 disorder_eclient_nop(client, nop_completed, 0);
331 }
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332 if(rtp_supported) {
333 const int old_state = rtp_is_running;
334 rtp_is_running = rtp_running();
335 if(old_state != rtp_is_running)
336 control_monitor(0);
337 }
7858930d 338 return TRUE; /* keep call me please */
339}
340
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341/** @brief Called when a rtp-address command succeeds */
342static void got_rtp_address(void attribute((unused)) *v,
343 int attribute((unused)) nvec,
344 char attribute((unused)) **vec) {
345 rtp_address_in_flight = 0;
346 rtp_supported = 1;
347 rtp_is_running = rtp_running();
348 control_monitor(0);
349}
350
351/** @brief Called when a rtp-address command fails */
352static void no_rtp_address(struct callbackdata attribute((unused)) *cbd,
353 int attribute((unused)) code,
354 const char attribute((unused)) *msg) {
355 rtp_address_in_flight = 0;
356 rtp_supported = 0;
357 rtp_is_running = 0;
358 control_monitor(0);
359}
360
361/** @brief Called to check whether RTP play is available */
362static void check_rtp_address(void) {
363 if(!rtp_address_in_flight) {
364 struct callbackdata *const cbd = xmalloc(sizeof *cbd);
365 cbd->onerror = no_rtp_address;
366 disorder_eclient_rtp_address(client, got_rtp_address, cbd);
367 }
368}
369
460b9539 370/* main -------------------------------------------------------------------- */
371
372static const struct option options[] = {
373 { "help", no_argument, 0, 'h' },
374 { "version", no_argument, 0, 'V' },
375 { "config", required_argument, 0, 'c' },
376 { "tufnel", no_argument, 0, 't' },
460b9539 377 { "debug", no_argument, 0, 'd' },
378 { 0, 0, 0, 0 }
379};
380
381/* display usage message and terminate */
382static void help(void) {
383 xprintf("Disobedience - GUI client for DisOrder\n"
384 "\n"
385 "Usage:\n"
386 " disobedience [OPTIONS]\n"
387 "Options:\n"
388 " --help, -h Display usage message\n"
389 " --version, -V Display version number\n"
390 " --config PATH, -c PATH Set configuration file\n"
391 " --debug, -d Turn on debugging\n"
392 "\n"
393 "Also GTK+ options will work.\n");
394 xfclose(stdout);
395 exit(0);
396}
397
398/* display version number and terminate */
399static void version(void) {
400 xprintf("disorder version %s\n", disorder_version_string);
401 xfclose(stdout);
402 exit(0);
403}
404
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405/* reset state */
406void reset(void) {
407 struct reset_callback_node *r;
408
409 /* reset the clients */
410 disorder_eclient_close(client);
411 disorder_eclient_close(logclient);
a99c4e9a 412 rtp_supported = 0;
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413 for(r = resets; r; r = r->next)
414 r->callback();
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415 /* Might be a new server so re-check */
416 check_rtp_address();
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417}
418
419/** @brief Register a reset callback */
420void register_reset(reset_callback *callback) {
421 struct reset_callback_node *const r = xmalloc(sizeof *r);
422
423 r->next = resets;
424 r->callback = callback;
425 resets = r;
426}
427
460b9539 428int main(int argc, char **argv) {
429 int n;
460b9539 430
320598d4 431 mem_init();
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432 /* garbage-collect PCRE's memory */
433 pcre_malloc = xmalloc;
434 pcre_free = xfree;
e1d4a32b 435#if MTRACK
436 mtrack_hash = hash_new(sizeof (int));
437 g_mem_set_vtable((GMemVTable *)&glib_memvtable);
438#endif
460b9539 439 if(!setlocale(LC_CTYPE, "")) fatal(errno, "error calling setlocale");
460b9539 440 gtk_init(&argc, &argv);
c3df9503 441 while((n = getopt_long(argc, argv, "hVc:dtHC", options, 0)) >= 0) {
460b9539 442 switch(n) {
443 case 'h': help();
444 case 'V': version();
445 case 'c': configfile = optarg; break;
446 case 'd': debugging = 1; break;
447 case 't': goesupto = 11; break;
460b9539 448 default: fatal(0, "invalid option");
449 }
450 }
346ba8d5 451 signal(SIGPIPE, SIG_IGN);
f486ea18 452 load_settings();
33288048 453 init_styles();
460b9539 454 /* create the event loop */
455 D(("create main loop"));
456 mainloop = g_main_loop_new(0, 0);
c00fce3a 457 if(config_read(0)) fatal(0, "cannot read configuration");
460b9539 458 /* create the clients */
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459 if(!(client = gtkclient())
460 || !(logclient = gtkclient()))
461 return 1; /* already reported an error */
460b9539 462 /* periodic operations (e.g. expiring the cache) */
e1d4a32b 463#if MDEBUG || MTRACK
0b7c8909 464 g_timeout_add(5000/*milliseconds*/, periodic, 0);
465#else
460b9539 466 g_timeout_add(600000/*milliseconds*/, periodic, 0);
0b7c8909 467#endif
460b9539 468 /* The point of this is to try and get a handle on mysterious
469 * unresponsiveness. It's not very useful in production use. */
470 if(0)
471 g_timeout_add(1000/*milliseconds*/, heartbeat, 0);
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472 /* global tooltips */
473 tips = gtk_tooltips_new();
460b9539 474 make_toplevel_window();
475 /* reset styles now everything has its name */
476 gtk_rc_reset_styles(gtk_settings_get_for_screen(gdk_screen_get_default()));
477 gtk_widget_show_all(toplevel);
7858930d 478 /* issue a NOP every so often */
479 g_timeout_add_full(G_PRIORITY_LOW,
480 1000/*interval, ms*/,
481 maybe_send_nop,
482 0/*data*/,
483 0/*notify*/);
73f1b9f3 484 register_reset(properties_reset);
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485 /* Start monitoring the log */
486 disorder_eclient_log(logclient, &log_callbacks, 0);
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487 /* See if RTP play supported */
488 check_rtp_address();
460b9539 489 D(("enter main loop"));
e1d4a32b 490 MTAG("misc");
460b9539 491 g_main_loop_run(mainloop);
492 return 0;
493}
494
495/*
496Local Variables:
497c-basic-offset:2
498comment-column:40
499fill-column:79
500indent-tabs-mode:nil
501End:
502*/