chiark / gitweb /
exercise the C client a bit from tests
[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"
460b9539 26
27#include <getopt.h>
28#include <locale.h>
fe8f8518 29#include <pcre.h>
460b9539 30
31/* Apologies for the numerous de-consting casts, but GLib et al do not seem to
32 * have heard of const. */
33
460b9539 34/* Variables --------------------------------------------------------------- */
35
219dc95c
RK
36/** @brief Event loop */
37GMainLoop *mainloop;
38
39/** @brief Top-level window */
40GtkWidget *toplevel;
41
42/** @brief Label for progress indicator */
43GtkWidget *report_label;
44
45/** @brief Main tab group */
46GtkWidget *tabs;
47
48/** @brief Main client */
49disorder_eclient *client;
460b9539 50
73f1b9f3
RK
51/** @brief Log client */
52disorder_eclient *logclient;
53
219dc95c
RK
54/** @brief Last reported state
55 *
56 * This is updated by log_state().
57 */
58unsigned long last_state;
59
60/** @brief True if some track is playing
61 *
62 * This ought to be removed in favour of last_state & DISORDER_PLAYING
63 */
64int playing;
65
66/** @brief Left channel volume */
67int volume_l;
68
69/** @brief Right channel volume */
70int volume_r;
460b9539 71
460b9539 72double goesupto = 10; /* volume upper bound */
219dc95c 73
7858930d 74/** @brief True if a NOP is in flight */
75static int nop_in_flight;
76
a99c4e9a
RK
77/** @brief True if an rtp-address command is in flight */
78static int rtp_address_in_flight;
79
348ef780
RK
80/** @brief Global tooltip group */
81GtkTooltips *tips;
82
a99c4e9a
RK
83/** @brief True if RTP play is available
84 *
85 * This is a bit of a bodge...
86 */
87int rtp_supported;
88
89/** @brief True if RTP play is enabled */
90int rtp_is_running;
91
73f1b9f3
RK
92/** @brief Linked list of functions to call when we reset login parameters */
93static struct reset_callback_node {
94 struct reset_callback_node *next;
95 reset_callback *callback;
96} *resets;
97
460b9539 98/* Window creation --------------------------------------------------------- */
99
100/* Note that all the client operations kicked off from here will only complete
101 * after we've entered the event loop. */
102
219dc95c
RK
103/** @brief Called when main window is deleted
104 *
105 * Terminates the program.
106 */
460b9539 107static gboolean delete_event(GtkWidget attribute((unused)) *widget,
108 GdkEvent attribute((unused)) *event,
109 gpointer attribute((unused)) data) {
110 D(("delete_event"));
111 exit(0); /* die immediately */
112}
113
219dc95c
RK
114/** @brief Called when the current tab is switched
115 *
116 * Updates the menu settings to correspond to the new page.
117 */
460b9539 118static void tab_switched(GtkNotebook attribute((unused)) *notebook,
119 GtkNotebookPage attribute((unused)) *page,
120 guint page_num,
121 gpointer attribute((unused)) user_data) {
122 menu_update(page_num);
123}
124
219dc95c 125/** @brief Create the report box */
460b9539 126static GtkWidget *report_box(void) {
127 GtkWidget *vbox = gtk_vbox_new(FALSE, 0);
128
129 report_label = gtk_label_new("");
130 gtk_label_set_ellipsize(GTK_LABEL(report_label), PANGO_ELLIPSIZE_END);
131 gtk_misc_set_alignment(GTK_MISC(report_label), 0, 0);
132 gtk_container_add(GTK_CONTAINER(vbox), gtk_hseparator_new());
133 gtk_container_add(GTK_CONTAINER(vbox), report_label);
134 return vbox;
135}
136
219dc95c 137/** @brief Create and populate the main tab group */
460b9539 138static GtkWidget *notebook(void) {
139 tabs = gtk_notebook_new();
d4ef4132
RK
140 /* The current tab is _NORMAL, the rest are _ACTIVE, which is bizarre but
141 * produces not too dreadful appearance */
33288048 142 gtk_widget_set_style(tabs, tool_style);
460b9539 143 g_signal_connect(tabs, "switch-page", G_CALLBACK(tab_switched), 0);
144 gtk_notebook_append_page(GTK_NOTEBOOK(tabs), queue_widget(),
145 gtk_label_new("Queue"));
146 gtk_notebook_append_page(GTK_NOTEBOOK(tabs), recent_widget(),
147 gtk_label_new("Recent"));
148 gtk_notebook_append_page(GTK_NOTEBOOK(tabs), choose_widget(),
149 gtk_label_new("Choose"));
4eb1f430
RK
150 gtk_notebook_append_page(GTK_NOTEBOOK(tabs), added_widget(),
151 gtk_label_new("Added"));
460b9539 152 return tabs;
153}
154
219dc95c 155/** @brief Create and populate the main window */
460b9539 156static void make_toplevel_window(void) {
157 GtkWidget *const vbox = gtk_vbox_new(FALSE, 1);
158 GtkWidget *const rb = report_box();
159
160 D(("top_window"));
161 toplevel = gtk_window_new(GTK_WINDOW_TOPLEVEL);
162 /* default size is too small */
163 gtk_window_set_default_size(GTK_WINDOW(toplevel), 640, 480);
164 /* terminate on close */
165 g_signal_connect(G_OBJECT(toplevel), "delete_event",
166 G_CALLBACK(delete_event), NULL);
167 /* lay out the window */
168 gtk_window_set_title(GTK_WINDOW(toplevel), "Disobedience");
169 gtk_container_add(GTK_CONTAINER(toplevel), vbox);
170 /* lay out the vbox */
171 gtk_box_pack_start(GTK_BOX(vbox),
172 menubar(toplevel),
173 FALSE, /* expand */
174 FALSE, /* fill */
175 0);
176 gtk_box_pack_start(GTK_BOX(vbox),
177 control_widget(),
178 FALSE, /* expand */
179 FALSE, /* fill */
180 0);
181 gtk_container_add(GTK_CONTAINER(vbox), notebook());
182 gtk_box_pack_end(GTK_BOX(vbox),
183 rb,
184 FALSE, /* expand */
185 FALSE, /* fill */
186 0);
33288048 187 gtk_widget_set_style(toplevel, tool_style);
460b9539 188}
189
0b7c8909 190#if MDEBUG
191static int widget_count, container_count;
192
193static void count_callback(GtkWidget *w,
194 gpointer attribute((unused)) data) {
195 ++widget_count;
196 if(GTK_IS_CONTAINER(w)) {
197 ++container_count;
198 gtk_container_foreach(GTK_CONTAINER(w), count_callback, 0);
199 }
200}
201
202static void count_widgets(void) {
203 widget_count = 0;
204 container_count = 1;
205 if(toplevel)
206 gtk_container_foreach(GTK_CONTAINER(toplevel), count_callback, 0);
207 fprintf(stderr, "widget count: %8d container count: %8d\n",
208 widget_count, container_count);
209}
210#endif
211
e1d4a32b 212#if MTRACK
213const char *mtag = "init";
214static hash *mtrack_hash;
215
216static int *mthfind(const char *tag) {
217 static const int zero = 0;
218 int *cp = hash_find(mtrack_hash, tag);
219 if(!cp) {
220 hash_add(mtrack_hash, tag, &zero, HASH_INSERT);
221 cp = hash_find(mtrack_hash, tag);
222 }
223 return cp;
224}
225
226static void *trap_malloc(size_t n) {
227 void *ptr = malloc(n + sizeof(char *));
228
229 *(const char **)ptr = mtag;
230 ++*mthfind(mtag);
231 return (char *)ptr + sizeof(char *);
232}
233
234static void trap_free(void *ptr) {
235 const char *tag;
236 if(!ptr)
237 return;
238 ptr = (char *)ptr - sizeof(char *);
239 tag = *(const char **)ptr;
240 --*mthfind(tag);
241 free(ptr);
242}
243
244static void *trap_realloc(void *ptr, size_t n) {
245 if(!ptr)
246 return trap_malloc(n);
247 if(!n) {
248 trap_free(ptr);
249 return 0;
250 }
251 ptr = (char *)ptr - sizeof(char *);
252 ptr = realloc(ptr, n + sizeof(char *));
253 *(const char **)ptr = mtag;
254 return (char *)ptr + sizeof(char *);
255}
256
257static int report_tags_callback(const char *key, void *value,
258 void attribute((unused)) *u) {
259 fprintf(stderr, "%16s: %d\n", key, *(int *)value);
260 return 0;
261}
262
263static void report_tags(void) {
264 hash_foreach(mtrack_hash, report_tags_callback, 0);
265 fprintf(stderr, "\n");
266}
267
268static const GMemVTable glib_memvtable = {
269 trap_malloc,
270 trap_realloc,
271 trap_free,
272 0,
273 0,
274 0
275};
276#endif
277
321f7536
RK
278/** @brief Called occasionally */
279static gboolean periodic_slow(gpointer attribute((unused)) data) {
460b9539 280 D(("periodic"));
281 /* Expire cached data */
282 cache_expire();
283 /* Update everything to be sure that the connection to the server hasn't
284 * mysteriously gone stale on us. */
285 all_update();
0b7c8909 286#if MDEBUG
287 count_widgets();
288 fprintf(stderr, "cache size: %zu\n", cache_count());
289#endif
e1d4a32b 290#if MTRACK
291 report_tags();
292#endif
460b9539 293 return TRUE; /* don't remove me */
294}
295
321f7536
RK
296/** @brief Called frequently */
297static gboolean periodic_fast(gpointer attribute((unused)) data) {
298#if 0 /* debugging hack */
460b9539 299 static struct timeval last;
300 struct timeval now;
301 double delta;
302
303 xgettimeofday(&now, 0);
304 if(last.tv_sec) {
305 delta = (now.tv_sec + now.tv_sec / 1.0E6)
306 - (last.tv_sec + last.tv_sec / 1.0E6);
307 if(delta >= 1.0625)
308 fprintf(stderr, "%f: %fs between 1s heartbeats\n",
309 now.tv_sec + now.tv_sec / 1.0E6,
310 delta);
311 }
312 last = now;
321f7536
RK
313#endif
314 if(rtp_supported) {
315 int nl, nr;
316 if(!mixer_control(&nl, &nr, 0) && (nl != volume_l || nr != volume_r)) {
317 volume_l = nl;
318 volume_r = nr;
319 volume_update();
320 }
321 }
460b9539 322 return TRUE;
323}
324
7858930d 325/** @brief Called when a NOP completes */
326static void nop_completed(void attribute((unused)) *v) {
327 nop_in_flight = 0;
328}
329
330/** @brief Called from time to time to arrange for a NOP to be sent
331 *
332 * At most one NOP remains in flight at any moment. If the client is not
333 * currently connected then no NOP is sent.
334 */
335static gboolean maybe_send_nop(gpointer attribute((unused)) data) {
8f763f1b 336 if(!nop_in_flight && (disorder_eclient_state(client) & DISORDER_CONNECTED)) {
7858930d 337 nop_in_flight = 1;
338 disorder_eclient_nop(client, nop_completed, 0);
339 }
a99c4e9a
RK
340 if(rtp_supported) {
341 const int old_state = rtp_is_running;
342 rtp_is_running = rtp_running();
343 if(old_state != rtp_is_running)
344 control_monitor(0);
345 }
7858930d 346 return TRUE; /* keep call me please */
347}
348
a99c4e9a
RK
349/** @brief Called when a rtp-address command succeeds */
350static void got_rtp_address(void attribute((unused)) *v,
351 int attribute((unused)) nvec,
352 char attribute((unused)) **vec) {
fb44b59e 353 ++suppress_actions;
a99c4e9a
RK
354 rtp_address_in_flight = 0;
355 rtp_supported = 1;
356 rtp_is_running = rtp_running();
357 control_monitor(0);
fb44b59e 358 --suppress_actions;
a99c4e9a
RK
359}
360
361/** @brief Called when a rtp-address command fails */
362static void no_rtp_address(struct callbackdata attribute((unused)) *cbd,
363 int attribute((unused)) code,
364 const char attribute((unused)) *msg) {
fb44b59e 365 ++suppress_actions;
a99c4e9a
RK
366 rtp_address_in_flight = 0;
367 rtp_supported = 0;
368 rtp_is_running = 0;
369 control_monitor(0);
fb44b59e 370 --suppress_actions;
a99c4e9a
RK
371}
372
373/** @brief Called to check whether RTP play is available */
374static void check_rtp_address(void) {
375 if(!rtp_address_in_flight) {
376 struct callbackdata *const cbd = xmalloc(sizeof *cbd);
377 cbd->onerror = no_rtp_address;
378 disorder_eclient_rtp_address(client, got_rtp_address, cbd);
379 }
380}
381
460b9539 382/* main -------------------------------------------------------------------- */
383
384static const struct option options[] = {
385 { "help", no_argument, 0, 'h' },
386 { "version", no_argument, 0, 'V' },
387 { "config", required_argument, 0, 'c' },
388 { "tufnel", no_argument, 0, 't' },
460b9539 389 { "debug", no_argument, 0, 'd' },
390 { 0, 0, 0, 0 }
391};
392
393/* display usage message and terminate */
394static void help(void) {
395 xprintf("Disobedience - GUI client for DisOrder\n"
396 "\n"
397 "Usage:\n"
398 " disobedience [OPTIONS]\n"
399 "Options:\n"
400 " --help, -h Display usage message\n"
401 " --version, -V Display version number\n"
402 " --config PATH, -c PATH Set configuration file\n"
403 " --debug, -d Turn on debugging\n"
404 "\n"
405 "Also GTK+ options will work.\n");
406 xfclose(stdout);
407 exit(0);
408}
409
410/* display version number and terminate */
411static void version(void) {
412 xprintf("disorder version %s\n", disorder_version_string);
413 xfclose(stdout);
414 exit(0);
415}
416
73f1b9f3
RK
417/* reset state */
418void reset(void) {
419 struct reset_callback_node *r;
420
421 /* reset the clients */
422 disorder_eclient_close(client);
423 disorder_eclient_close(logclient);
a99c4e9a 424 rtp_supported = 0;
73f1b9f3
RK
425 for(r = resets; r; r = r->next)
426 r->callback();
a99c4e9a
RK
427 /* Might be a new server so re-check */
428 check_rtp_address();
73f1b9f3
RK
429}
430
431/** @brief Register a reset callback */
432void register_reset(reset_callback *callback) {
433 struct reset_callback_node *const r = xmalloc(sizeof *r);
434
435 r->next = resets;
436 r->callback = callback;
437 resets = r;
438}
439
460b9539 440int main(int argc, char **argv) {
441 int n;
460b9539 442
320598d4 443 mem_init();
fe8f8518
RK
444 /* garbage-collect PCRE's memory */
445 pcre_malloc = xmalloc;
446 pcre_free = xfree;
e1d4a32b 447#if MTRACK
448 mtrack_hash = hash_new(sizeof (int));
449 g_mem_set_vtable((GMemVTable *)&glib_memvtable);
450#endif
460b9539 451 if(!setlocale(LC_CTYPE, "")) fatal(errno, "error calling setlocale");
460b9539 452 gtk_init(&argc, &argv);
c3df9503 453 while((n = getopt_long(argc, argv, "hVc:dtHC", options, 0)) >= 0) {
460b9539 454 switch(n) {
455 case 'h': help();
456 case 'V': version();
457 case 'c': configfile = optarg; break;
458 case 'd': debugging = 1; break;
459 case 't': goesupto = 11; break;
460b9539 460 default: fatal(0, "invalid option");
461 }
462 }
346ba8d5 463 signal(SIGPIPE, SIG_IGN);
33288048 464 init_styles();
b4f8eba1 465 load_settings();
460b9539 466 /* create the event loop */
467 D(("create main loop"));
468 mainloop = g_main_loop_new(0, 0);
c00fce3a 469 if(config_read(0)) fatal(0, "cannot read configuration");
460b9539 470 /* create the clients */
1c0d78bd
RK
471 if(!(client = gtkclient())
472 || !(logclient = gtkclient()))
473 return 1; /* already reported an error */
321f7536
RK
474 /* periodic operations (e.g. expiring the cache, checking local volume) */
475 g_timeout_add(600000/*milliseconds*/, periodic_slow, 0);
476 g_timeout_add(1000/*milliseconds*/, periodic_fast, 0);
348ef780
RK
477 /* global tooltips */
478 tips = gtk_tooltips_new();
460b9539 479 make_toplevel_window();
480 /* reset styles now everything has its name */
481 gtk_rc_reset_styles(gtk_settings_get_for_screen(gdk_screen_get_default()));
482 gtk_widget_show_all(toplevel);
7858930d 483 /* issue a NOP every so often */
484 g_timeout_add_full(G_PRIORITY_LOW,
d37d5336 485 2000/*interval, ms*/,
7858930d 486 maybe_send_nop,
487 0/*data*/,
488 0/*notify*/);
73f1b9f3 489 register_reset(properties_reset);
6d1302f0
RK
490 /* Start monitoring the log */
491 disorder_eclient_log(logclient, &log_callbacks, 0);
a99c4e9a
RK
492 /* See if RTP play supported */
493 check_rtp_address();
fb44b59e 494 suppress_actions = 0;
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*/