2 * This file is part of DisOrder.
3 * Copyright (C) 2006, 2007 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"
31 /* Apologies for the numerous de-consting casts, but GLib et al do not seem to
32 * have heard of const. */
34 /* Variables --------------------------------------------------------------- */
36 /** @brief Event loop */
39 /** @brief Top-level window */
42 /** @brief Label for progress indicator */
43 GtkWidget
*report_label
;
45 /** @brief Main tab group */
48 /** @brief Main client */
49 disorder_eclient
*client
;
51 /** @brief Log client */
52 disorder_eclient
*logclient
;
54 /** @brief Last reported state
56 * This is updated by log_state().
58 unsigned long last_state
;
60 /** @brief True if some track is playing
62 * This ought to be removed in favour of last_state & DISORDER_PLAYING
66 /** @brief Left channel volume */
69 /** @brief Right channel volume */
72 double goesupto
= 10; /* volume upper bound */
74 /** @brief True if a NOP is in flight */
75 static int nop_in_flight
;
77 /** @brief True if an rtp-address command is in flight */
78 static int rtp_address_in_flight
;
80 /** @brief Global tooltip group */
83 /** @brief True if RTP play is available
85 * This is a bit of a bodge...
89 /** @brief True if RTP play is enabled */
92 /** @brief Linked list of functions to call when we reset login parameters */
93 static struct reset_callback_node
{
94 struct reset_callback_node
*next
;
95 reset_callback
*callback
;
98 /* Window creation --------------------------------------------------------- */
100 /* Note that all the client operations kicked off from here will only complete
101 * after we've entered the event loop. */
103 /** @brief Called when main window is deleted
105 * Terminates the program.
107 static gboolean
delete_event(GtkWidget
attribute((unused
)) *widget
,
108 GdkEvent
attribute((unused
)) *event
,
109 gpointer
attribute((unused
)) data
) {
111 exit(0); /* die immediately */
114 /** @brief Called when the current tab is switched
116 * Updates the menu settings to correspond to the new page.
118 static void tab_switched(GtkNotebook
attribute((unused
)) *notebook
,
119 GtkNotebookPage
attribute((unused
)) *page
,
121 gpointer
attribute((unused
)) user_data
) {
122 menu_update(page_num
);
125 /** @brief Create the report box */
126 static GtkWidget
*report_box(void) {
127 GtkWidget
*vbox
= gtk_vbox_new(FALSE
, 0);
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
);
137 /** @brief Create and populate the main tab group */
138 static GtkWidget
*notebook(void) {
139 tabs
= gtk_notebook_new();
140 /* The current tab is _NORMAL, the rest are _ACTIVE, which is bizarre but
141 * produces not too dreadful appearance */
142 gtk_widget_set_style(tabs
, tool_style
);
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"));
150 gtk_notebook_append_page(GTK_NOTEBOOK(tabs
), added_widget(),
151 gtk_label_new("Added"));
155 /** @brief Create and populate the main window */
156 static void make_toplevel_window(void) {
157 GtkWidget
*const vbox
= gtk_vbox_new(FALSE
, 1);
158 GtkWidget
*const rb
= report_box();
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
),
176 gtk_box_pack_start(GTK_BOX(vbox
),
181 gtk_container_add(GTK_CONTAINER(vbox
), notebook());
182 gtk_box_pack_end(GTK_BOX(vbox
),
187 gtk_widget_set_style(toplevel
, tool_style
);
191 static int widget_count
, container_count
;
193 static void count_callback(GtkWidget
*w
,
194 gpointer
attribute((unused
)) data
) {
196 if(GTK_IS_CONTAINER(w
)) {
198 gtk_container_foreach(GTK_CONTAINER(w
), count_callback
, 0);
202 static void count_widgets(void) {
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
);
213 const char *mtag
= "init";
214 static hash
*mtrack_hash
;
216 static int *mthfind(const char *tag
) {
217 static const int zero
= 0;
218 int *cp
= hash_find(mtrack_hash
, tag
);
220 hash_add(mtrack_hash
, tag
, &zero
, HASH_INSERT
);
221 cp
= hash_find(mtrack_hash
, tag
);
226 static void *trap_malloc(size_t n
) {
227 void *ptr
= malloc(n
+ sizeof(char *));
229 *(const char **)ptr
= mtag
;
231 return (char *)ptr
+ sizeof(char *);
234 static void trap_free(void *ptr
) {
238 ptr
= (char *)ptr
- sizeof(char *);
239 tag
= *(const char **)ptr
;
244 static void *trap_realloc(void *ptr
, size_t n
) {
246 return trap_malloc(n
);
251 ptr
= (char *)ptr
- sizeof(char *);
252 ptr
= realloc(ptr
, n
+ sizeof(char *));
253 *(const char **)ptr
= mtag
;
254 return (char *)ptr
+ sizeof(char *);
257 static int report_tags_callback(const char *key
, void *value
,
258 void attribute((unused
)) *u
) {
259 fprintf(stderr
, "%16s: %d\n", key
, *(int *)value
);
263 static void report_tags(void) {
264 hash_foreach(mtrack_hash
, report_tags_callback
, 0);
265 fprintf(stderr
, "\n");
268 static const GMemVTable glib_memvtable
= {
278 /** @brief Called occasionally */
279 static gboolean
periodic_slow(gpointer
attribute((unused
)) data
) {
281 /* Expire cached data */
283 /* Update everything to be sure that the connection to the server hasn't
284 * mysteriously gone stale on us. */
288 fprintf(stderr
, "cache size: %zu\n", cache_count());
293 return TRUE
; /* don't remove me */
296 /** @brief Called frequently */
297 static gboolean
periodic_fast(gpointer
attribute((unused
)) data
) {
298 #if 0 /* debugging hack */
299 static struct timeval last
;
303 xgettimeofday(&now
, 0);
305 delta
= (now
.tv_sec
+ now
.tv_sec
/ 1.0E6
)
306 - (last
.tv_sec
+ last
.tv_sec
/ 1.0E6
);
308 fprintf(stderr
, "%f: %fs between 1s heartbeats\n",
309 now
.tv_sec
+ now
.tv_sec
/ 1.0E6
,
316 if(!mixer_control(&nl
, &nr
, 0) && (nl
!= volume_l
|| nr
!= volume_r
)) {
325 /** @brief Called when a NOP completes */
326 static void nop_completed(void attribute((unused
)) *v
) {
330 /** @brief Called from time to time to arrange for a NOP to be sent
332 * At most one NOP remains in flight at any moment. If the client is not
333 * currently connected then no NOP is sent.
335 static gboolean
maybe_send_nop(gpointer
attribute((unused
)) data
) {
336 if(!nop_in_flight
&& (disorder_eclient_state(client
) & DISORDER_CONNECTED
)) {
338 disorder_eclient_nop(client
, nop_completed
, 0);
341 const int old_state
= rtp_is_running
;
342 rtp_is_running
= rtp_running();
343 if(old_state
!= rtp_is_running
)
346 return TRUE
; /* keep call me please */
349 /** @brief Called when a rtp-address command succeeds */
350 static void got_rtp_address(void attribute((unused
)) *v
,
351 int attribute((unused
)) nvec
,
352 char attribute((unused
)) **vec
) {
354 rtp_address_in_flight
= 0;
356 rtp_is_running
= rtp_running();
361 /** @brief Called when a rtp-address command fails */
362 static void no_rtp_address(struct callbackdata
attribute((unused
)) *cbd
,
363 int attribute((unused
)) code
,
364 const char attribute((unused
)) *msg
) {
366 rtp_address_in_flight
= 0;
373 /** @brief Called to check whether RTP play is available */
374 static 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
);
382 /* main -------------------------------------------------------------------- */
384 static 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' },
389 { "debug", no_argument
, 0, 'd' },
393 /* display usage message and terminate */
394 static void help(void) {
395 xprintf("Disobedience - GUI client for DisOrder\n"
398 " disobedience [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"
405 "Also GTK+ options will work.\n");
410 /* display version number and terminate */
411 static void version(void) {
412 xprintf("disorder version %s\n", disorder_version_string
);
419 struct reset_callback_node
*r
;
421 /* reset the clients */
422 disorder_eclient_close(client
);
423 disorder_eclient_close(logclient
);
425 for(r
= resets
; r
; r
= r
->next
)
427 /* Might be a new server so re-check */
431 /** @brief Register a reset callback */
432 void register_reset(reset_callback
*callback
) {
433 struct reset_callback_node
*const r
= xmalloc(sizeof *r
);
436 r
->callback
= callback
;
440 int main(int argc
, char **argv
) {
444 /* garbage-collect PCRE's memory */
445 pcre_malloc
= xmalloc
;
448 mtrack_hash
= hash_new(sizeof (int));
449 g_mem_set_vtable((GMemVTable
*)&glib_memvtable
);
451 if(!setlocale(LC_CTYPE
, "")) fatal(errno
, "error calling setlocale");
452 gtk_init(&argc
, &argv
);
453 while((n
= getopt_long(argc
, argv
, "hVc:dtHC", options
, 0)) >= 0) {
457 case 'c': configfile
= optarg
; break;
458 case 'd': debugging
= 1; break;
459 case 't': goesupto
= 11; break;
460 default: fatal(0, "invalid option");
463 signal(SIGPIPE
, SIG_IGN
);
466 /* create the event loop */
467 D(("create main loop"));
468 mainloop
= g_main_loop_new(0, 0);
469 if(config_read(0)) fatal(0, "cannot read configuration");
470 /* create the clients */
471 if(!(client
= gtkclient())
472 || !(logclient
= gtkclient()))
473 return 1; /* already reported an error */
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);
477 /* global tooltips */
478 tips
= gtk_tooltips_new();
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
);
483 /* issue a NOP every so often */
484 g_timeout_add_full(G_PRIORITY_LOW
,
485 2000/*interval, ms*/,
489 register_reset(properties_reset
);
490 /* Start monitoring the log */
491 disorder_eclient_log(logclient
, &log_callbacks
, 0);
492 /* See if RTP play supported */
494 suppress_actions
= 0;
495 D(("enter main loop"));
497 g_main_loop_run(mainloop
);