chiark / gitweb /
Make the Disobedience login window a bit saner. There is now just a
[disorder] / disobedience / disobedience.c
CommitLineData
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 */
219dc95c
RK
20/** @file disobedience/disobedience.c
21 * @brief Main Disobedience program
22 */
460b9539 23
24#include "disobedience.h"
321f7536 25#include "mixer.h"
3fbdc96d 26#include "version.h"
460b9539 27
28#include <getopt.h>
29#include <locale.h>
fe8f8518 30#include <pcre.h>
460b9539 31
32/* Apologies for the numerous de-consting casts, but GLib et al do not seem to
33 * have heard of const. */
34
460b9539 35/* Variables --------------------------------------------------------------- */
36
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37/** @brief Event loop */
38GMainLoop *mainloop;
39
40/** @brief Top-level window */
41GtkWidget *toplevel;
42
43/** @brief Label for progress indicator */
44GtkWidget *report_label;
45
46/** @brief Main tab group */
47GtkWidget *tabs;
48
49/** @brief Main client */
50disorder_eclient *client;
460b9539 51
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52/** @brief Log client */
53disorder_eclient *logclient;
54
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55/** @brief Last reported state
56 *
57 * This is updated by log_state().
58 */
59unsigned long last_state;
60
61/** @brief True if some track is playing
62 *
63 * This ought to be removed in favour of last_state & DISORDER_PLAYING
64 */
65int playing;
66
67/** @brief Left channel volume */
68int volume_l;
69
70/** @brief Right channel volume */
71int volume_r;
460b9539 72
460b9539 73double goesupto = 10; /* volume upper bound */
219dc95c 74
7858930d 75/** @brief True if a NOP is in flight */
76static int nop_in_flight;
77
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78/** @brief True if an rtp-address command is in flight */
79static int rtp_address_in_flight;
80
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81/** @brief Global tooltip group */
82GtkTooltips *tips;
83
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84/** @brief True if RTP play is available
85 *
86 * This is a bit of a bodge...
87 */
88int rtp_supported;
89
90/** @brief True if RTP play is enabled */
91int rtp_is_running;
92
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93/** @brief Linked list of functions to call when we reset login parameters */
94static struct reset_callback_node {
95 struct reset_callback_node *next;
96 reset_callback *callback;
97} *resets;
98
460b9539 99/* Window creation --------------------------------------------------------- */
100
101/* Note that all the client operations kicked off from here will only complete
102 * after we've entered the event loop. */
103
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104/** @brief Called when main window is deleted
105 *
106 * Terminates the program.
107 */
460b9539 108static gboolean delete_event(GtkWidget attribute((unused)) *widget,
109 GdkEvent attribute((unused)) *event,
110 gpointer attribute((unused)) data) {
111 D(("delete_event"));
112 exit(0); /* die immediately */
113}
114
219dc95c
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115/** @brief Called when the current tab is switched
116 *
117 * Updates the menu settings to correspond to the new page.
118 */
460b9539 119static void tab_switched(GtkNotebook attribute((unused)) *notebook,
120 GtkNotebookPage attribute((unused)) *page,
121 guint page_num,
122 gpointer attribute((unused)) user_data) {
123 menu_update(page_num);
124}
125
219dc95c 126/** @brief Create the report box */
460b9539 127static GtkWidget *report_box(void) {
128 GtkWidget *vbox = gtk_vbox_new(FALSE, 0);
129
130 report_label = gtk_label_new("");
131 gtk_label_set_ellipsize(GTK_LABEL(report_label), PANGO_ELLIPSIZE_END);
132 gtk_misc_set_alignment(GTK_MISC(report_label), 0, 0);
133 gtk_container_add(GTK_CONTAINER(vbox), gtk_hseparator_new());
134 gtk_container_add(GTK_CONTAINER(vbox), report_label);
135 return vbox;
136}
137
219dc95c 138/** @brief Create and populate the main tab group */
460b9539 139static GtkWidget *notebook(void) {
140 tabs = gtk_notebook_new();
d4ef4132
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141 /* The current tab is _NORMAL, the rest are _ACTIVE, which is bizarre but
142 * produces not too dreadful appearance */
33288048 143 gtk_widget_set_style(tabs, tool_style);
460b9539 144 g_signal_connect(tabs, "switch-page", G_CALLBACK(tab_switched), 0);
145 gtk_notebook_append_page(GTK_NOTEBOOK(tabs), queue_widget(),
146 gtk_label_new("Queue"));
147 gtk_notebook_append_page(GTK_NOTEBOOK(tabs), recent_widget(),
148 gtk_label_new("Recent"));
149 gtk_notebook_append_page(GTK_NOTEBOOK(tabs), choose_widget(),
150 gtk_label_new("Choose"));
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151 gtk_notebook_append_page(GTK_NOTEBOOK(tabs), added_widget(),
152 gtk_label_new("Added"));
460b9539 153 return tabs;
154}
155
219dc95c 156/** @brief Create and populate the main window */
460b9539 157static void make_toplevel_window(void) {
158 GtkWidget *const vbox = gtk_vbox_new(FALSE, 1);
159 GtkWidget *const rb = report_box();
160
161 D(("top_window"));
162 toplevel = gtk_window_new(GTK_WINDOW_TOPLEVEL);
163 /* default size is too small */
164 gtk_window_set_default_size(GTK_WINDOW(toplevel), 640, 480);
165 /* terminate on close */
166 g_signal_connect(G_OBJECT(toplevel), "delete_event",
167 G_CALLBACK(delete_event), NULL);
168 /* lay out the window */
169 gtk_window_set_title(GTK_WINDOW(toplevel), "Disobedience");
170 gtk_container_add(GTK_CONTAINER(toplevel), vbox);
171 /* lay out the vbox */
172 gtk_box_pack_start(GTK_BOX(vbox),
173 menubar(toplevel),
174 FALSE, /* expand */
175 FALSE, /* fill */
176 0);
177 gtk_box_pack_start(GTK_BOX(vbox),
178 control_widget(),
179 FALSE, /* expand */
180 FALSE, /* fill */
181 0);
182 gtk_container_add(GTK_CONTAINER(vbox), notebook());
183 gtk_box_pack_end(GTK_BOX(vbox),
184 rb,
185 FALSE, /* expand */
186 FALSE, /* fill */
187 0);
33288048 188 gtk_widget_set_style(toplevel, tool_style);
460b9539 189}
190
0b7c8909 191#if MDEBUG
192static int widget_count, container_count;
193
194static void count_callback(GtkWidget *w,
195 gpointer attribute((unused)) data) {
196 ++widget_count;
197 if(GTK_IS_CONTAINER(w)) {
198 ++container_count;
199 gtk_container_foreach(GTK_CONTAINER(w), count_callback, 0);
200 }
201}
202
203static void count_widgets(void) {
204 widget_count = 0;
205 container_count = 1;
206 if(toplevel)
207 gtk_container_foreach(GTK_CONTAINER(toplevel), count_callback, 0);
208 fprintf(stderr, "widget count: %8d container count: %8d\n",
209 widget_count, container_count);
210}
211#endif
212
e1d4a32b 213#if MTRACK
214const char *mtag = "init";
215static hash *mtrack_hash;
216
217static int *mthfind(const char *tag) {
218 static const int zero = 0;
219 int *cp = hash_find(mtrack_hash, tag);
220 if(!cp) {
221 hash_add(mtrack_hash, tag, &zero, HASH_INSERT);
222 cp = hash_find(mtrack_hash, tag);
223 }
224 return cp;
225}
226
227static void *trap_malloc(size_t n) {
228 void *ptr = malloc(n + sizeof(char *));
229
230 *(const char **)ptr = mtag;
231 ++*mthfind(mtag);
232 return (char *)ptr + sizeof(char *);
233}
234
235static void trap_free(void *ptr) {
236 const char *tag;
237 if(!ptr)
238 return;
239 ptr = (char *)ptr - sizeof(char *);
240 tag = *(const char **)ptr;
241 --*mthfind(tag);
242 free(ptr);
243}
244
245static void *trap_realloc(void *ptr, size_t n) {
246 if(!ptr)
247 return trap_malloc(n);
248 if(!n) {
249 trap_free(ptr);
250 return 0;
251 }
252 ptr = (char *)ptr - sizeof(char *);
253 ptr = realloc(ptr, n + sizeof(char *));
254 *(const char **)ptr = mtag;
255 return (char *)ptr + sizeof(char *);
256}
257
258static int report_tags_callback(const char *key, void *value,
259 void attribute((unused)) *u) {
260 fprintf(stderr, "%16s: %d\n", key, *(int *)value);
261 return 0;
262}
263
264static void report_tags(void) {
265 hash_foreach(mtrack_hash, report_tags_callback, 0);
266 fprintf(stderr, "\n");
267}
268
269static const GMemVTable glib_memvtable = {
270 trap_malloc,
271 trap_realloc,
272 trap_free,
273 0,
274 0,
275 0
276};
277#endif
278
321f7536
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279/** @brief Called occasionally */
280static gboolean periodic_slow(gpointer attribute((unused)) data) {
460b9539 281 D(("periodic"));
282 /* Expire cached data */
283 cache_expire();
284 /* Update everything to be sure that the connection to the server hasn't
285 * mysteriously gone stale on us. */
286 all_update();
0b7c8909 287#if MDEBUG
288 count_widgets();
289 fprintf(stderr, "cache size: %zu\n", cache_count());
290#endif
e1d4a32b 291#if MTRACK
292 report_tags();
293#endif
460b9539 294 return TRUE; /* don't remove me */
295}
296
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297/** @brief Called frequently */
298static gboolean periodic_fast(gpointer attribute((unused)) data) {
299#if 0 /* debugging hack */
460b9539 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;
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314#endif
315 if(rtp_supported) {
316 int nl, nr;
317 if(!mixer_control(&nl, &nr, 0) && (nl != volume_l || nr != volume_r)) {
318 volume_l = nl;
319 volume_r = nr;
320 volume_update();
321 }
322 }
460b9539 323 return TRUE;
324}
325
7858930d 326/** @brief Called when a NOP completes */
327static void nop_completed(void attribute((unused)) *v) {
328 nop_in_flight = 0;
329}
330
331/** @brief Called from time to time to arrange for a NOP to be sent
332 *
333 * At most one NOP remains in flight at any moment. If the client is not
334 * currently connected then no NOP is sent.
335 */
336static gboolean maybe_send_nop(gpointer attribute((unused)) data) {
8f763f1b 337 if(!nop_in_flight && (disorder_eclient_state(client) & DISORDER_CONNECTED)) {
7858930d 338 nop_in_flight = 1;
339 disorder_eclient_nop(client, nop_completed, 0);
340 }
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341 if(rtp_supported) {
342 const int old_state = rtp_is_running;
343 rtp_is_running = rtp_running();
344 if(old_state != rtp_is_running)
345 control_monitor(0);
346 }
7858930d 347 return TRUE; /* keep call me please */
348}
349
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350/** @brief Called when a rtp-address command succeeds */
351static void got_rtp_address(void attribute((unused)) *v,
352 int attribute((unused)) nvec,
353 char attribute((unused)) **vec) {
fb44b59e 354 ++suppress_actions;
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355 rtp_address_in_flight = 0;
356 rtp_supported = 1;
357 rtp_is_running = rtp_running();
358 control_monitor(0);
fb44b59e 359 --suppress_actions;
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360}
361
362/** @brief Called when a rtp-address command fails */
363static void no_rtp_address(struct callbackdata attribute((unused)) *cbd,
364 int attribute((unused)) code,
365 const char attribute((unused)) *msg) {
fb44b59e 366 ++suppress_actions;
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367 rtp_address_in_flight = 0;
368 rtp_supported = 0;
369 rtp_is_running = 0;
370 control_monitor(0);
fb44b59e 371 --suppress_actions;
a99c4e9a
RK
372}
373
374/** @brief Called to check whether RTP play is available */
375static void check_rtp_address(void) {
376 if(!rtp_address_in_flight) {
377 struct callbackdata *const cbd = xmalloc(sizeof *cbd);
378 cbd->onerror = no_rtp_address;
379 disorder_eclient_rtp_address(client, got_rtp_address, cbd);
380 }
381}
382
460b9539 383/* main -------------------------------------------------------------------- */
384
385static const struct option options[] = {
386 { "help", no_argument, 0, 'h' },
387 { "version", no_argument, 0, 'V' },
388 { "config", required_argument, 0, 'c' },
389 { "tufnel", no_argument, 0, 't' },
460b9539 390 { "debug", no_argument, 0, 'd' },
391 { 0, 0, 0, 0 }
392};
393
394/* display usage message and terminate */
395static void help(void) {
396 xprintf("Disobedience - GUI client for DisOrder\n"
397 "\n"
398 "Usage:\n"
399 " disobedience [OPTIONS]\n"
400 "Options:\n"
401 " --help, -h Display usage message\n"
402 " --version, -V Display version number\n"
403 " --config PATH, -c PATH Set configuration file\n"
404 " --debug, -d Turn on debugging\n"
405 "\n"
406 "Also GTK+ options will work.\n");
407 xfclose(stdout);
408 exit(0);
409}
410
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411/* reset state */
412void reset(void) {
413 struct reset_callback_node *r;
414
415 /* reset the clients */
416 disorder_eclient_close(client);
417 disorder_eclient_close(logclient);
a99c4e9a 418 rtp_supported = 0;
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419 for(r = resets; r; r = r->next)
420 r->callback();
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421 /* Might be a new server so re-check */
422 check_rtp_address();
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423}
424
425/** @brief Register a reset callback */
426void register_reset(reset_callback *callback) {
427 struct reset_callback_node *const r = xmalloc(sizeof *r);
428
429 r->next = resets;
430 r->callback = callback;
431 resets = r;
432}
433
460b9539 434int main(int argc, char **argv) {
435 int n;
ce73fea7 436 gboolean gtkok;
460b9539 437
320598d4 438 mem_init();
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439 /* garbage-collect PCRE's memory */
440 pcre_malloc = xmalloc;
441 pcre_free = xfree;
e1d4a32b 442#if MTRACK
443 mtrack_hash = hash_new(sizeof (int));
444 g_mem_set_vtable((GMemVTable *)&glib_memvtable);
445#endif
460b9539 446 if(!setlocale(LC_CTYPE, "")) fatal(errno, "error calling setlocale");
ce73fea7 447 gtkok = gtk_init_check(&argc, &argv);
c3df9503 448 while((n = getopt_long(argc, argv, "hVc:dtHC", options, 0)) >= 0) {
460b9539 449 switch(n) {
450 case 'h': help();
3fbdc96d 451 case 'V': version("disobedience");
460b9539 452 case 'c': configfile = optarg; break;
453 case 'd': debugging = 1; break;
454 case 't': goesupto = 11; break;
460b9539 455 default: fatal(0, "invalid option");
456 }
457 }
ce73fea7 458 if(!gtkok)
459 fatal(0, "failed to initialize GTK+");
346ba8d5 460 signal(SIGPIPE, SIG_IGN);
33288048 461 init_styles();
b4f8eba1 462 load_settings();
460b9539 463 /* create the event loop */
464 D(("create main loop"));
465 mainloop = g_main_loop_new(0, 0);
c00fce3a 466 if(config_read(0)) fatal(0, "cannot read configuration");
460b9539 467 /* create the clients */
1c0d78bd
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468 if(!(client = gtkclient())
469 || !(logclient = gtkclient()))
470 return 1; /* already reported an error */
321f7536
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471 /* periodic operations (e.g. expiring the cache, checking local volume) */
472 g_timeout_add(600000/*milliseconds*/, periodic_slow, 0);
473 g_timeout_add(1000/*milliseconds*/, periodic_fast, 0);
348ef780
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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,
d37d5336 482 2000/*interval, ms*/,
7858930d 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();
fb44b59e 491 suppress_actions = 0;
bf5fdf14
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492 /* If no password is set yet pop up a login box */
493 if(!config->password)
494 login_box();
460b9539 495 D(("enter main loop"));
e1d4a32b 496 MTAG("misc");
460b9539 497 g_main_loop_run(mainloop);
498 return 0;
499}
500
501/*
502Local Variables:
503c-basic-offset:2
504comment-column:40
505fill-column:79
506indent-tabs-mode:nil
507End:
508*/