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"
30 /* Apologies for the numerous de-consting casts, but GLib et al do not seem to
31 * have heard of const. */
33 /* Variables --------------------------------------------------------------- */
35 /** @brief Event loop */
38 /** @brief Top-level window */
41 /** @brief Label for progress indicator */
42 GtkWidget
*report_label
;
44 /** @brief Main tab group */
47 /** @brief Main client */
48 disorder_eclient
*client
;
50 /** @brief Log client */
51 disorder_eclient
*logclient
;
53 /** @brief Last reported state
55 * This is updated by log_state().
57 unsigned long last_state
;
59 /** @brief True if some track is playing
61 * This ought to be removed in favour of last_state & DISORDER_PLAYING
65 /** @brief Left channel volume */
68 /** @brief Right channel volume */
71 double goesupto
= 10; /* volume upper bound */
73 /** @brief True if a NOP is in flight */
74 static int nop_in_flight
;
76 /** @brief True if an rtp-address command is in flight */
77 static int rtp_address_in_flight
;
79 /** @brief Global tooltip group */
82 /** @brief True if RTP play is available
84 * This is a bit of a bodge...
88 /** @brief True if RTP play is enabled */
91 /** @brief Linked list of functions to call when we reset login parameters */
92 static struct reset_callback_node
{
93 struct reset_callback_node
*next
;
94 reset_callback
*callback
;
97 /* Window creation --------------------------------------------------------- */
99 /* Note that all the client operations kicked off from here will only complete
100 * after we've entered the event loop. */
102 /** @brief Called when main window is deleted
104 * Terminates the program.
106 static gboolean
delete_event(GtkWidget
attribute((unused
)) *widget
,
107 GdkEvent
attribute((unused
)) *event
,
108 gpointer
attribute((unused
)) data
) {
110 exit(0); /* die immediately */
113 /** @brief Called when the current tab is switched
115 * Updates the menu settings to correspond to the new page.
117 static void tab_switched(GtkNotebook
attribute((unused
)) *notebook
,
118 GtkNotebookPage
attribute((unused
)) *page
,
120 gpointer
attribute((unused
)) user_data
) {
121 menu_update(page_num
);
124 /** @brief Create the report box */
125 static GtkWidget
*report_box(void) {
126 GtkWidget
*vbox
= gtk_vbox_new(FALSE
, 0);
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
);
136 /** @brief Create and populate the main tab group */
137 static GtkWidget
*notebook(void) {
138 tabs
= gtk_notebook_new();
139 /* The current tab is _NORMAL, the rest are _ACTIVE, which is bizarre but
140 * produces not too dreadful appearance */
141 gtk_widget_modify_bg(tabs
, GTK_STATE_NORMAL
, &tool_bg
);
142 gtk_widget_modify_bg(tabs
, GTK_STATE_ACTIVE
, &tool_active
);
143 gtk_widget_modify_fg(tabs
, GTK_STATE_NORMAL
, &tool_fg
);
144 gtk_widget_modify_fg(tabs
, GTK_STATE_ACTIVE
, &tool_fg
);
145 g_signal_connect(tabs
, "switch-page", G_CALLBACK(tab_switched
), 0);
146 gtk_notebook_append_page(GTK_NOTEBOOK(tabs
), queue_widget(),
147 gtk_label_new("Queue"));
148 gtk_notebook_append_page(GTK_NOTEBOOK(tabs
), recent_widget(),
149 gtk_label_new("Recent"));
150 gtk_notebook_append_page(GTK_NOTEBOOK(tabs
), choose_widget(),
151 gtk_label_new("Choose"));
152 gtk_notebook_append_page(GTK_NOTEBOOK(tabs
), added_widget(),
153 gtk_label_new("Added"));
157 /** @brief Create and populate the main window */
158 static void make_toplevel_window(void) {
159 GtkWidget
*const vbox
= gtk_vbox_new(FALSE
, 1);
160 GtkWidget
*const rb
= report_box();
163 toplevel
= gtk_window_new(GTK_WINDOW_TOPLEVEL
);
164 /* default size is too small */
165 gtk_window_set_default_size(GTK_WINDOW(toplevel
), 640, 480);
166 /* terminate on close */
167 g_signal_connect(G_OBJECT(toplevel
), "delete_event",
168 G_CALLBACK(delete_event
), NULL
);
169 /* lay out the window */
170 gtk_window_set_title(GTK_WINDOW(toplevel
), "Disobedience");
171 gtk_container_add(GTK_CONTAINER(toplevel
), vbox
);
172 /* lay out the vbox */
173 gtk_box_pack_start(GTK_BOX(vbox
),
178 gtk_box_pack_start(GTK_BOX(vbox
),
183 gtk_container_add(GTK_CONTAINER(vbox
), notebook());
184 gtk_box_pack_end(GTK_BOX(vbox
),
189 gtk_widget_modify_bg(toplevel
, GTK_STATE_NORMAL
, &tool_bg
);
193 static int widget_count
, container_count
;
195 static void count_callback(GtkWidget
*w
,
196 gpointer
attribute((unused
)) data
) {
198 if(GTK_IS_CONTAINER(w
)) {
200 gtk_container_foreach(GTK_CONTAINER(w
), count_callback
, 0);
204 static void count_widgets(void) {
208 gtk_container_foreach(GTK_CONTAINER(toplevel
), count_callback
, 0);
209 fprintf(stderr
, "widget count: %8d container count: %8d\n",
210 widget_count
, container_count
);
215 const char *mtag
= "init";
216 static hash
*mtrack_hash
;
218 static int *mthfind(const char *tag
) {
219 static const int zero
= 0;
220 int *cp
= hash_find(mtrack_hash
, tag
);
222 hash_add(mtrack_hash
, tag
, &zero
, HASH_INSERT
);
223 cp
= hash_find(mtrack_hash
, tag
);
228 static void *trap_malloc(size_t n
) {
229 void *ptr
= malloc(n
+ sizeof(char *));
231 *(const char **)ptr
= mtag
;
233 return (char *)ptr
+ sizeof(char *);
236 static void trap_free(void *ptr
) {
240 ptr
= (char *)ptr
- sizeof(char *);
241 tag
= *(const char **)ptr
;
246 static void *trap_realloc(void *ptr
, size_t n
) {
248 return trap_malloc(n
);
253 ptr
= (char *)ptr
- sizeof(char *);
254 ptr
= realloc(ptr
, n
+ sizeof(char *));
255 *(const char **)ptr
= mtag
;
256 return (char *)ptr
+ sizeof(char *);
259 static int report_tags_callback(const char *key
, void *value
,
260 void attribute((unused
)) *u
) {
261 fprintf(stderr
, "%16s: %d\n", key
, *(int *)value
);
265 static void report_tags(void) {
266 hash_foreach(mtrack_hash
, report_tags_callback
, 0);
267 fprintf(stderr
, "\n");
270 static const GMemVTable glib_memvtable
= {
280 /** @brief Called once every 10 minutes */
281 static gboolean
periodic(gpointer
attribute((unused
)) data
) {
283 /* Expire cached data */
285 /* Update everything to be sure that the connection to the server hasn't
286 * mysteriously gone stale on us. */
290 fprintf(stderr
, "cache size: %zu\n", cache_count());
295 return TRUE
; /* don't remove me */
298 /** @brief Called from time to time
300 * Used for debugging purposes
302 static gboolean
heartbeat(gpointer
attribute((unused
)) data
) {
303 static struct timeval last
;
307 xgettimeofday(&now
, 0);
309 delta
= (now
.tv_sec
+ now
.tv_sec
/ 1.0E6
)
310 - (last
.tv_sec
+ last
.tv_sec
/ 1.0E6
);
312 fprintf(stderr
, "%f: %fs between 1s heartbeats\n",
313 now
.tv_sec
+ now
.tv_sec
/ 1.0E6
,
320 /** @brief Called when a NOP completes */
321 static void nop_completed(void attribute((unused
)) *v
) {
325 /** @brief Called from time to time to arrange for a NOP to be sent
327 * At most one NOP remains in flight at any moment. If the client is not
328 * currently connected then no NOP is sent.
330 static gboolean
maybe_send_nop(gpointer
attribute((unused
)) data
) {
331 if(!nop_in_flight
&& (disorder_eclient_state(client
) & DISORDER_CONNECTED
)) {
333 disorder_eclient_nop(client
, nop_completed
, 0);
336 const int old_state
= rtp_is_running
;
337 rtp_is_running
= rtp_running();
338 if(old_state
!= rtp_is_running
)
341 return TRUE
; /* keep call me please */
344 /** @brief Called when a rtp-address command succeeds */
345 static void got_rtp_address(void attribute((unused
)) *v
,
346 int attribute((unused
)) nvec
,
347 char attribute((unused
)) **vec
) {
348 rtp_address_in_flight
= 0;
350 rtp_is_running
= rtp_running();
354 /** @brief Called when a rtp-address command fails */
355 static void no_rtp_address(struct callbackdata
attribute((unused
)) *cbd
,
356 int attribute((unused
)) code
,
357 const char attribute((unused
)) *msg
) {
358 rtp_address_in_flight
= 0;
364 /** @brief Called to check whether RTP play is available */
365 static void check_rtp_address(void) {
366 if(!rtp_address_in_flight
) {
367 struct callbackdata
*const cbd
= xmalloc(sizeof *cbd
);
368 cbd
->onerror
= no_rtp_address
;
369 disorder_eclient_rtp_address(client
, got_rtp_address
, cbd
);
373 /* main -------------------------------------------------------------------- */
375 static const struct option options
[] = {
376 { "help", no_argument
, 0, 'h' },
377 { "version", no_argument
, 0, 'V' },
378 { "config", required_argument
, 0, 'c' },
379 { "tufnel", no_argument
, 0, 't' },
380 { "debug", no_argument
, 0, 'd' },
384 /* display usage message and terminate */
385 static void help(void) {
386 xprintf("Disobedience - GUI client for DisOrder\n"
389 " disobedience [OPTIONS]\n"
391 " --help, -h Display usage message\n"
392 " --version, -V Display version number\n"
393 " --config PATH, -c PATH Set configuration file\n"
394 " --debug, -d Turn on debugging\n"
396 "Also GTK+ options will work.\n");
401 /* display version number and terminate */
402 static void version(void) {
403 xprintf("disorder version %s\n", disorder_version_string
);
410 struct reset_callback_node
*r
;
412 /* reset the clients */
413 disorder_eclient_close(client
);
414 disorder_eclient_close(logclient
);
416 for(r
= resets
; r
; r
= r
->next
)
418 /* Might be a new server so re-check */
422 /** @brief Register a reset callback */
423 void register_reset(reset_callback
*callback
) {
424 struct reset_callback_node
*const r
= xmalloc(sizeof *r
);
427 r
->callback
= callback
;
431 int main(int argc
, char **argv
) {
435 /* garbage-collect PCRE's memory */
436 pcre_malloc
= xmalloc
;
439 mtrack_hash
= hash_new(sizeof (int));
440 g_mem_set_vtable((GMemVTable
*)&glib_memvtable
);
442 if(!setlocale(LC_CTYPE
, "")) fatal(errno
, "error calling setlocale");
443 gtk_init(&argc
, &argv
);
444 while((n
= getopt_long(argc
, argv
, "hVc:dtHC", options
, 0)) >= 0) {
448 case 'c': configfile
= optarg
; break;
449 case 'd': debugging
= 1; break;
450 case 't': goesupto
= 11; break;
451 default: fatal(0, "invalid option");
454 signal(SIGPIPE
, SIG_IGN
);
456 /* create the event loop */
457 D(("create main loop"));
458 mainloop
= g_main_loop_new(0, 0);
459 if(config_read(0)) fatal(0, "cannot read configuration");
460 /* create the clients */
461 if(!(client
= gtkclient())
462 || !(logclient
= gtkclient()))
463 return 1; /* already reported an error */
464 /* periodic operations (e.g. expiring the cache) */
466 g_timeout_add(5000/*milliseconds*/, periodic
, 0);
468 g_timeout_add(600000/*milliseconds*/, periodic
, 0);
470 /* The point of this is to try and get a handle on mysterious
471 * unresponsiveness. It's not very useful in production use. */
473 g_timeout_add(1000/*milliseconds*/, heartbeat
, 0);
474 /* global tooltips */
475 tips
= gtk_tooltips_new();
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
);
480 /* issue a NOP every so often */
481 g_timeout_add_full(G_PRIORITY_LOW
,
482 1000/*interval, ms*/,
486 register_reset(properties_reset
);
487 /* Start monitoring the log */
488 disorder_eclient_log(logclient
, &log_callbacks
, 0);
489 /* See if RTP play supported */
491 D(("enter main loop"));
493 g_main_loop_run(mainloop
);