2 * This file is part of DisOrder.
3 * Copyright (C) 2006, 2007, 2008 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"
32 /* Apologies for the numerous de-consting casts, but GLib et al do not seem to
33 * have heard of const. */
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 Log client */
53 disorder_eclient
*logclient
;
55 /** @brief Last reported state
57 * This is updated by log_state().
59 unsigned long last_state
;
61 /** @brief True if some track is playing
63 * This ought to be removed in favour of last_state & DISORDER_PLAYING
67 /** @brief Left channel volume */
70 /** @brief Right channel volume */
73 double goesupto
= 10; /* volume upper bound */
75 /** @brief True if a NOP is in flight */
76 static int nop_in_flight
;
78 /** @brief True if an rtp-address command is in flight */
79 static int rtp_address_in_flight
;
81 /** @brief Global tooltip group */
84 /** @brief True if RTP play is available
86 * This is a bit of a bodge...
90 /** @brief True if RTP play is enabled */
93 /** @brief Linked list of functions to call when we reset login parameters */
94 static struct reset_callback_node
{
95 struct reset_callback_node
*next
;
96 reset_callback
*callback
;
99 /* Window creation --------------------------------------------------------- */
101 /* Note that all the client operations kicked off from here will only complete
102 * after we've entered the event loop. */
104 /** @brief Called when main window is deleted
106 * Terminates the program.
108 static gboolean
delete_event(GtkWidget
attribute((unused
)) *widget
,
109 GdkEvent
attribute((unused
)) *event
,
110 gpointer
attribute((unused
)) data
) {
112 exit(0); /* die immediately */
115 /** @brief Called when the current tab is switched
117 * Updates the menu settings to correspond to the new page.
119 static void tab_switched(GtkNotebook
attribute((unused
)) *notebook
,
120 GtkNotebookPage
attribute((unused
)) *page
,
122 gpointer
attribute((unused
)) user_data
) {
123 menu_update(page_num
);
126 /** @brief Create the report box */
127 static GtkWidget
*report_box(void) {
128 GtkWidget
*vbox
= gtk_vbox_new(FALSE
, 0);
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
);
138 /** @brief Create and populate the main tab group */
139 static GtkWidget
*notebook(void) {
140 tabs
= gtk_notebook_new();
141 /* The current tab is _NORMAL, the rest are _ACTIVE, which is bizarre but
142 * produces not too dreadful appearance */
143 gtk_widget_set_style(tabs
, tool_style
);
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"));
151 gtk_notebook_append_page(GTK_NOTEBOOK(tabs
), added_widget(),
152 gtk_label_new("Added"));
156 /** @brief Create and populate the main window */
157 static void make_toplevel_window(void) {
158 GtkWidget
*const vbox
= gtk_vbox_new(FALSE
, 1);
159 GtkWidget
*const rb
= report_box();
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
),
177 gtk_box_pack_start(GTK_BOX(vbox
),
182 gtk_container_add(GTK_CONTAINER(vbox
), notebook());
183 gtk_box_pack_end(GTK_BOX(vbox
),
188 gtk_widget_set_style(toplevel
, tool_style
);
192 static int widget_count
, container_count
;
194 static void count_callback(GtkWidget
*w
,
195 gpointer
attribute((unused
)) data
) {
197 if(GTK_IS_CONTAINER(w
)) {
199 gtk_container_foreach(GTK_CONTAINER(w
), count_callback
, 0);
203 static void count_widgets(void) {
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
);
214 const char *mtag
= "init";
215 static hash
*mtrack_hash
;
217 static int *mthfind(const char *tag
) {
218 static const int zero
= 0;
219 int *cp
= hash_find(mtrack_hash
, tag
);
221 hash_add(mtrack_hash
, tag
, &zero
, HASH_INSERT
);
222 cp
= hash_find(mtrack_hash
, tag
);
227 static void *trap_malloc(size_t n
) {
228 void *ptr
= malloc(n
+ sizeof(char *));
230 *(const char **)ptr
= mtag
;
232 return (char *)ptr
+ sizeof(char *);
235 static void trap_free(void *ptr
) {
239 ptr
= (char *)ptr
- sizeof(char *);
240 tag
= *(const char **)ptr
;
245 static void *trap_realloc(void *ptr
, size_t n
) {
247 return trap_malloc(n
);
252 ptr
= (char *)ptr
- sizeof(char *);
253 ptr
= realloc(ptr
, n
+ sizeof(char *));
254 *(const char **)ptr
= mtag
;
255 return (char *)ptr
+ sizeof(char *);
258 static int report_tags_callback(const char *key
, void *value
,
259 void attribute((unused
)) *u
) {
260 fprintf(stderr
, "%16s: %d\n", key
, *(int *)value
);
264 static void report_tags(void) {
265 hash_foreach(mtrack_hash
, report_tags_callback
, 0);
266 fprintf(stderr
, "\n");
269 static const GMemVTable glib_memvtable
= {
279 /** @brief Called occasionally */
280 static gboolean
periodic_slow(gpointer
attribute((unused
)) data
) {
282 /* Expire cached data */
284 /* Update everything to be sure that the connection to the server hasn't
285 * mysteriously gone stale on us. */
289 fprintf(stderr
, "cache size: %zu\n", cache_count());
294 return TRUE
; /* don't remove me */
297 /** @brief Called frequently */
298 static gboolean
periodic_fast(gpointer
attribute((unused
)) data
) {
299 #if 0 /* debugging hack */
300 static struct timeval last
;
304 xgettimeofday(&now
, 0);
306 delta
= (now
.tv_sec
+ now
.tv_sec
/ 1.0E6
)
307 - (last
.tv_sec
+ last
.tv_sec
/ 1.0E6
);
309 fprintf(stderr
, "%f: %fs between 1s heartbeats\n",
310 now
.tv_sec
+ now
.tv_sec
/ 1.0E6
,
315 if(rtp_supported
&& mixer_supported(DEFAULT_BACKEND
)) {
317 if(!mixer_control(DEFAULT_BACKEND
, &nl
, &nr
, 0)
318 && (nl
!= volume_l
|| nr
!= volume_r
)) {
327 /** @brief Called when a NOP completes */
328 static void nop_completed(void attribute((unused
)) *v
) {
332 /** @brief Called from time to time to arrange for a NOP to be sent
334 * At most one NOP remains in flight at any moment. If the client is not
335 * currently connected then no NOP is sent.
337 static gboolean
maybe_send_nop(gpointer
attribute((unused
)) data
) {
338 if(!nop_in_flight
&& (disorder_eclient_state(client
) & DISORDER_CONNECTED
)) {
340 disorder_eclient_nop(client
, nop_completed
, 0);
343 const int old_state
= rtp_is_running
;
344 rtp_is_running
= rtp_running();
345 if(old_state
!= rtp_is_running
)
348 return TRUE
; /* keep call me please */
351 /** @brief Called when a rtp-address command succeeds */
352 static void got_rtp_address(void attribute((unused
)) *v
,
353 int attribute((unused
)) nvec
,
354 char attribute((unused
)) **vec
) {
356 rtp_address_in_flight
= 0;
358 rtp_is_running
= rtp_running();
363 /** @brief Called when a rtp-address command fails */
364 static void no_rtp_address(struct callbackdata
attribute((unused
)) *cbd
,
365 int attribute((unused
)) code
,
366 const char attribute((unused
)) *msg
) {
368 rtp_address_in_flight
= 0;
375 /** @brief Called to check whether RTP play is available */
376 static void check_rtp_address(void) {
377 if(!rtp_address_in_flight
) {
378 struct callbackdata
*const cbd
= xmalloc(sizeof *cbd
);
379 cbd
->onerror
= no_rtp_address
;
380 disorder_eclient_rtp_address(client
, got_rtp_address
, cbd
);
384 /* main -------------------------------------------------------------------- */
386 static const struct option options
[] = {
387 { "help", no_argument
, 0, 'h' },
388 { "version", no_argument
, 0, 'V' },
389 { "config", required_argument
, 0, 'c' },
390 { "tufnel", no_argument
, 0, 't' },
391 { "debug", no_argument
, 0, 'd' },
395 /* display usage message and terminate */
396 static void help(void) {
397 xprintf("Disobedience - GUI client for DisOrder\n"
400 " disobedience [OPTIONS]\n"
402 " --help, -h Display usage message\n"
403 " --version, -V Display version number\n"
404 " --config PATH, -c PATH Set configuration file\n"
405 " --debug, -d Turn on debugging\n"
407 "Also GTK+ options will work.\n");
414 struct reset_callback_node
*r
;
416 /* reset the clients */
417 disorder_eclient_close(client
);
418 disorder_eclient_close(logclient
);
420 for(r
= resets
; r
; r
= r
->next
)
422 /* Might be a new server so re-check */
426 /** @brief Register a reset callback */
427 void register_reset(reset_callback
*callback
) {
428 struct reset_callback_node
*const r
= xmalloc(sizeof *r
);
431 r
->callback
= callback
;
435 int main(int argc
, char **argv
) {
440 /* garbage-collect PCRE's memory */
441 pcre_malloc
= xmalloc
;
444 mtrack_hash
= hash_new(sizeof (int));
445 g_mem_set_vtable((GMemVTable
*)&glib_memvtable
);
447 if(!setlocale(LC_CTYPE
, "")) fatal(errno
, "error calling setlocale");
448 gtkok
= gtk_init_check(&argc
, &argv
);
449 while((n
= getopt_long(argc
, argv
, "hVc:dtHC", options
, 0)) >= 0) {
452 case 'V': version("disobedience");
453 case 'c': configfile
= optarg
; break;
454 case 'd': debugging
= 1; break;
455 case 't': goesupto
= 11; break;
456 default: fatal(0, "invalid option");
460 fatal(0, "failed to initialize GTK+");
461 signal(SIGPIPE
, SIG_IGN
);
464 /* create the event loop */
465 D(("create main loop"));
466 mainloop
= g_main_loop_new(0, 0);
467 if(config_read(0)) fatal(0, "cannot read configuration");
468 /* create the clients */
469 if(!(client
= gtkclient())
470 || !(logclient
= gtkclient()))
471 return 1; /* already reported an error */
472 /* periodic operations (e.g. expiring the cache, checking local volume) */
473 g_timeout_add(600000/*milliseconds*/, periodic_slow
, 0);
474 g_timeout_add(1000/*milliseconds*/, periodic_fast
, 0);
475 /* global tooltips */
476 tips
= gtk_tooltips_new();
477 make_toplevel_window();
478 /* reset styles now everything has its name */
479 gtk_rc_reset_styles(gtk_settings_get_for_screen(gdk_screen_get_default()));
480 gtk_widget_show_all(toplevel
);
481 /* issue a NOP every so often */
482 g_timeout_add_full(G_PRIORITY_LOW
,
483 2000/*interval, ms*/,
487 register_reset(properties_reset
);
488 /* Start monitoring the log */
489 disorder_eclient_log(logclient
, &log_callbacks
, 0);
490 /* See if RTP play supported */
492 suppress_actions
= 0;
493 /* If no password is set yet pop up a login box */
494 if(!config
->password
)
496 D(("enter main loop"));
498 g_main_loop_run(mainloop
);