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[chaz/openbox] / openbox / openbox.c
1 /* -*- indent-tabs-mode: nil; tab-width: 4; c-basic-offset: 4; -*-
2
3 openbox.c for the Openbox window manager
4 Copyright (c) 2006 Mikael Magnusson
5 Copyright (c) 2003-2007 Dana Jansens
6
7 This program is free software; you can redistribute it and/or modify
8 it under the terms of the GNU General Public License as published by
9 the Free Software Foundation; either version 2 of the License, or
10 (at your option) any later version.
11
12 This program is distributed in the hope that it will be useful,
13 but WITHOUT ANY WARRANTY; without even the implied warranty of
14 MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
15 GNU General Public License for more details.
16
17 See the COPYING file for a copy of the GNU General Public License.
18 */
19
20 #include "debug.h"
21 #include "openbox.h"
22 #include "session.h"
23 #include "dock.h"
24 #include "event.h"
25 #include "menu.h"
26 #include "client.h"
27 #include "screen.h"
28 #include "actions.h"
29 #include "startupnotify.h"
30 #include "focus.h"
31 #include "focus_cycle.h"
32 #include "focus_cycle_indicator.h"
33 #include "focus_cycle_popup.h"
34 #include "moveresize.h"
35 #include "frame.h"
36 #include "framerender.h"
37 #include "keyboard.h"
38 #include "mouse.h"
39 #include "menuframe.h"
40 #include "grab.h"
41 #include "group.h"
42 #include "config.h"
43 #include "ping.h"
44 #include "prompt.h"
45 #include "gettext.h"
46 #include "render/render.h"
47 #include "render/theme.h"
48 #include "obt/display.h"
49 #include "obt/prop.h"
50 #include "obt/keyboard.h"
51 #include "obt/parse.h"
52
53 #ifdef HAVE_FCNTL_H
54 # include <fcntl.h>
55 #endif
56 #ifdef HAVE_SIGNAL_H
57 # include <signal.h>
58 #endif
59 #ifdef HAVE_STDLIB_H
60 # include <stdlib.h>
61 #endif
62 #ifdef HAVE_LOCALE_H
63 # include <locale.h>
64 #endif
65 #ifdef HAVE_SYS_STAT_H
66 # include <sys/stat.h>
67 # include <sys/types.h>
68 #endif
69 #ifdef HAVE_SYS_WAIT_H
70 # include <sys/types.h>
71 # include <sys/wait.h>
72 #endif
73 #ifdef HAVE_UNISTD_H
74 # include <unistd.h>
75 #endif
76 #include <errno.h>
77
78 #include <X11/cursorfont.h>
79 #if USE_XCURSOR
80 #include <X11/Xcursor/Xcursor.h>
81 #endif
82
83 #include <X11/Xlib.h>
84 #include <X11/keysym.h>
85
86 RrInstance *ob_rr_inst;
87 RrTheme *ob_rr_theme;
88 ObtMainLoop *ob_main_loop;
89 gint ob_screen;
90 gboolean ob_replace_wm = FALSE;
91 gboolean ob_sm_use = TRUE;
92 gchar *ob_sm_id = NULL;
93 gchar *ob_sm_save_file = NULL;
94 gboolean ob_sm_restore = TRUE;
95 gboolean ob_debug_xinerama = FALSE;
96
97 static ObState state;
98 static gboolean xsync = FALSE;
99 static gboolean reconfigure = FALSE;
100 static gboolean restart = FALSE;
101 static gchar *restart_path = NULL;
102 static Cursor cursors[OB_NUM_CURSORS];
103 static KeyCode keys[OB_NUM_KEYS];
104 static gint exitcode = 0;
105 static guint remote_control = 0;
106 static gboolean being_replaced = FALSE;
107 static gchar *config_file = NULL;
108
109 static void signal_handler(gint signal, gpointer data);
110 static void remove_args(gint *argc, gchar **argv, gint index, gint num);
111 static void parse_env();
112 static void parse_args(gint *argc, gchar **argv);
113 static Cursor load_cursor(const gchar *name, guint fontval);
114
115 gint main(gint argc, gchar **argv)
116 {
117 gchar *program_name;
118
119 state = OB_STATE_STARTING;
120
121 ob_debug_startup();
122
123 /* initialize the locale */
124 if (!setlocale(LC_ALL, ""))
125 g_message("Couldn't set locale from environment.");
126 bindtextdomain(PACKAGE_NAME, LOCALEDIR);
127 bind_textdomain_codeset(PACKAGE_NAME, "UTF-8");
128 textdomain(PACKAGE_NAME);
129
130 /* parse the command line args, which can change the argv[0] */
131 parse_args(&argc, argv);
132 /* parse the environment variables */
133 parse_env();
134
135 program_name = g_path_get_basename(argv[0]);
136 g_set_prgname(program_name);
137
138 if (!remote_control)
139 session_startup(argc, argv);
140
141 if (!obt_display_open(NULL))
142 ob_exit_with_error(_("Failed to open the display from the DISPLAY environment variable."));
143
144 if (remote_control) {
145 /* Send client message telling the OB process to:
146 * remote_control = 1 -> reconfigure
147 * remote_control = 2 -> restart */
148 OBT_PROP_MSG(ob_screen, obt_root(ob_screen),
149 OB_CONTROL, remote_control, 0, 0, 0, 0);
150 obt_display_close(obt_display);
151 exit(EXIT_SUCCESS);
152 }
153
154 ob_main_loop = obt_main_loop_new();
155
156 /* set up signal handler */
157 obt_main_loop_signal_add(ob_main_loop, SIGUSR1, signal_handler, NULL,NULL);
158 obt_main_loop_signal_add(ob_main_loop, SIGUSR2, signal_handler, NULL,NULL);
159 obt_main_loop_signal_add(ob_main_loop, SIGTERM, signal_handler, NULL,NULL);
160 obt_main_loop_signal_add(ob_main_loop, SIGINT, signal_handler, NULL,NULL);
161 obt_main_loop_signal_add(ob_main_loop, SIGHUP, signal_handler, NULL,NULL);
162 obt_main_loop_signal_add(ob_main_loop, SIGPIPE, signal_handler, NULL,NULL);
163 obt_main_loop_signal_add(ob_main_loop, SIGCHLD, signal_handler, NULL,NULL);
164
165 ob_screen = DefaultScreen(obt_display);
166
167 ob_rr_inst = RrInstanceNew(obt_display, ob_screen);
168 if (ob_rr_inst == NULL)
169 ob_exit_with_error(_("Failed to initialize the obrender library."));
170
171 XSynchronize(obt_display, xsync);
172
173 /* check for locale support */
174 if (!XSupportsLocale())
175 g_message(_("X server does not support locale."));
176 if (!XSetLocaleModifiers(""))
177 g_message(_("Cannot set locale modifiers for the X server."));
178
179 /* set the DISPLAY environment variable for any lauched children, to the
180 display we're using, so they open in the right place. */
181 setenv("DISPLAY", DisplayString(obt_display), TRUE);
182
183 /* create available cursors */
184 cursors[OB_CURSOR_NONE] = None;
185 cursors[OB_CURSOR_POINTER] = load_cursor("left_ptr", XC_left_ptr);
186 cursors[OB_CURSOR_BUSYPOINTER] = load_cursor("left_ptr_watch",XC_left_ptr);
187 cursors[OB_CURSOR_BUSY] = load_cursor("watch", XC_watch);
188 cursors[OB_CURSOR_MOVE] = load_cursor("fleur", XC_fleur);
189 cursors[OB_CURSOR_NORTH] = load_cursor("top_side", XC_top_side);
190 cursors[OB_CURSOR_NORTHEAST] = load_cursor("top_right_corner",
191 XC_top_right_corner);
192 cursors[OB_CURSOR_EAST] = load_cursor("right_side", XC_right_side);
193 cursors[OB_CURSOR_SOUTHEAST] = load_cursor("bottom_right_corner",
194 XC_bottom_right_corner);
195 cursors[OB_CURSOR_SOUTH] = load_cursor("bottom_side", XC_bottom_side);
196 cursors[OB_CURSOR_SOUTHWEST] = load_cursor("bottom_left_corner",
197 XC_bottom_left_corner);
198 cursors[OB_CURSOR_WEST] = load_cursor("left_side", XC_left_side);
199 cursors[OB_CURSOR_NORTHWEST] = load_cursor("top_left_corner",
200 XC_top_left_corner);
201
202 if (screen_annex()) { /* it will be ours! */
203 do {
204 if (reconfigure) obt_keyboard_reload();
205
206 /* get the keycodes for keys we use */
207 keys[OB_KEY_RETURN] = obt_keyboard_keysym_to_keycode(XK_Return);
208 keys[OB_KEY_ESCAPE] = obt_keyboard_keysym_to_keycode(XK_Escape);
209 keys[OB_KEY_LEFT] = obt_keyboard_keysym_to_keycode(XK_Left);
210 keys[OB_KEY_RIGHT] = obt_keyboard_keysym_to_keycode(XK_Right);
211 keys[OB_KEY_UP] = obt_keyboard_keysym_to_keycode(XK_Up);
212 keys[OB_KEY_DOWN] = obt_keyboard_keysym_to_keycode(XK_Down);
213
214 {
215 ObtParseInst *i;
216
217 /* startup the parsing so everything can register sections
218 of the rc */
219 i = obt_parse_instance_new();
220
221 /* register all the available actions */
222 actions_startup(reconfigure);
223 /* start up config which sets up with the parser */
224 config_startup(i);
225
226 /* parse/load user options */
227 if ((config_file &&
228 obt_parse_load_file(i, config_file, "openbox_config")) ||
229 obt_parse_load_config_file(i, "openbox", "rc.xml",
230 "openbox_config"))
231 {
232 obt_parse_tree_from_root(i);
233 obt_parse_close(i);
234 }
235 else {
236 g_message(_("Unable to find a valid config file, using some simple defaults"));
237 config_file = NULL;
238 }
239
240 if (config_file) {
241 gchar *p = g_filename_to_utf8(config_file, -1,
242 NULL, NULL, NULL);
243 if (p)
244 OBT_PROP_SETS(obt_root(ob_screen), OB_CONFIG_FILE,
245 utf8, p);
246 g_free(p);
247 }
248 else
249 OBT_PROP_ERASE(obt_root(ob_screen), OB_CONFIG_FILE);
250
251 /* we're done with parsing now, kill it */
252 obt_parse_instance_unref(i);
253 }
254
255 /* load the theme specified in the rc file */
256 {
257 RrTheme *theme;
258 if ((theme = RrThemeNew(ob_rr_inst, config_theme, TRUE,
259 config_font_activewindow,
260 config_font_inactivewindow,
261 config_font_menutitle,
262 config_font_menuitem,
263 config_font_osd)))
264 {
265 RrThemeFree(ob_rr_theme);
266 ob_rr_theme = theme;
267 }
268 if (ob_rr_theme == NULL)
269 ob_exit_with_error(_("Unable to load a theme."));
270
271 OBT_PROP_SETS(obt_root(ob_screen),
272 OB_THEME, utf8, ob_rr_theme->name);
273 }
274
275 if (reconfigure) {
276 GList *it;
277
278 /* update all existing windows for the new theme */
279 for (it = client_list; it; it = g_list_next(it)) {
280 ObClient *c = it->data;
281 frame_adjust_theme(c->frame);
282 }
283 }
284 event_startup(reconfigure);
285 /* focus_backup is used for stacking, so this needs to come before
286 anything that calls stacking_add */
287 sn_startup(reconfigure);
288 window_startup(reconfigure);
289 focus_startup(reconfigure);
290 focus_cycle_startup(reconfigure);
291 focus_cycle_indicator_startup(reconfigure);
292 focus_cycle_popup_startup(reconfigure);
293 screen_startup(reconfigure);
294 grab_startup(reconfigure);
295 group_startup(reconfigure);
296 ping_startup(reconfigure);
297 prompt_startup(reconfigure);
298 client_startup(reconfigure);
299 dock_startup(reconfigure);
300 moveresize_startup(reconfigure);
301 keyboard_startup(reconfigure);
302 mouse_startup(reconfigure);
303 menu_frame_startup(reconfigure);
304 menu_startup(reconfigure);
305
306 if (!reconfigure) {
307 guint32 xid;
308 ObWindow *w;
309
310 /* get all the existing windows */
311 window_manage_all();
312 focus_nothing();
313
314 /* focus what was focused if a wm was already running */
315 if (OBT_PROP_GET32(obt_root(ob_screen),
316 NET_ACTIVE_WINDOW, WINDOW, &xid) &&
317 (w = window_find(xid)) && WINDOW_IS_CLIENT(w))
318 {
319 client_focus(WINDOW_AS_CLIENT(w));
320 }
321 } else {
322 GList *it;
323
324 /* redecorate all existing windows */
325 for (it = client_list; it; it = g_list_next(it)) {
326 ObClient *c = it->data;
327
328 /* the new config can change the window's decorations */
329 client_setup_decor_and_functions(c, FALSE);
330 /* redraw the frames */
331 frame_adjust_area(c->frame, TRUE, TRUE, FALSE);
332 /* the decor sizes may have changed, so the windows may
333 end up in new positions */
334 client_reconfigure(c, FALSE);
335 }
336 }
337
338 reconfigure = FALSE;
339
340 state = OB_STATE_RUNNING;
341 obt_main_loop_run(ob_main_loop);
342 state = OB_STATE_EXITING;
343
344 if (!reconfigure)
345 window_unmanage_all();
346
347 menu_shutdown(reconfigure);
348 menu_frame_shutdown(reconfigure);
349 mouse_shutdown(reconfigure);
350 keyboard_shutdown(reconfigure);
351 moveresize_shutdown(reconfigure);
352 dock_shutdown(reconfigure);
353 client_shutdown(reconfigure);
354 prompt_shutdown(reconfigure);
355 ping_shutdown(reconfigure);
356 group_shutdown(reconfigure);
357 grab_shutdown(reconfigure);
358 screen_shutdown(reconfigure);
359 focus_cycle_popup_shutdown(reconfigure);
360 focus_cycle_indicator_shutdown(reconfigure);
361 focus_cycle_shutdown(reconfigure);
362 focus_shutdown(reconfigure);
363 window_shutdown(reconfigure);
364 sn_shutdown(reconfigure);
365 event_shutdown(reconfigure);
366 config_shutdown();
367 actions_shutdown(reconfigure);
368 } while (reconfigure);
369 }
370
371 XSync(obt_display, FALSE);
372
373 RrThemeFree(ob_rr_theme);
374 RrInstanceFree(ob_rr_inst);
375
376 session_shutdown(being_replaced);
377
378 obt_display_close(obt_display);
379
380 if (restart) {
381 if (restart_path != NULL) {
382 gint argcp;
383 gchar **argvp;
384 GError *err = NULL;
385
386 /* run other window manager */
387 if (g_shell_parse_argv(restart_path, &argcp, &argvp, &err)) {
388 execvp(argvp[0], argvp);
389 g_strfreev(argvp);
390 } else {
391 g_message(
392 _("Restart failed to execute new executable '%s': %s"),
393 restart_path, err->message);
394 g_error_free(err);
395 }
396 }
397
398 /* we remove the session arguments from argv, so put them back,
399 also don't restore the session on restart */
400 if (ob_sm_save_file != NULL || ob_sm_id != NULL) {
401 gchar **nargv;
402 gint i, l;
403
404 l = argc + 1 +
405 (ob_sm_save_file != NULL ? 2 : 0) +
406 (ob_sm_id != NULL ? 2 : 0);
407 nargv = g_new0(gchar*, l+1);
408 for (i = 0; i < argc; ++i)
409 nargv[i] = argv[i];
410
411 if (ob_sm_save_file != NULL) {
412 nargv[i++] = g_strdup("--sm-save-file");
413 nargv[i++] = ob_sm_save_file;
414 }
415 if (ob_sm_id != NULL) {
416 nargv[i++] = g_strdup("--sm-client-id");
417 nargv[i++] = ob_sm_id;
418 }
419 nargv[i++] = g_strdup("--sm-no-load");
420 g_assert(i == l);
421 argv = nargv;
422 }
423
424 /* re-run me */
425 execvp(argv[0], argv); /* try how we were run */
426 execlp(argv[0], program_name, (gchar*)NULL); /* last resort */
427 }
428
429 /* free stuff passed in from the command line or environment */
430 g_free(ob_sm_save_file);
431 g_free(ob_sm_id);
432 g_free(program_name);
433
434 ob_debug_shutdown();
435
436 return exitcode;
437 }
438
439 static void signal_handler(gint signal, gpointer data)
440 {
441 switch (signal) {
442 case SIGUSR1:
443 ob_debug("Caught signal %d. Restarting.", signal);
444 ob_restart();
445 break;
446 case SIGUSR2:
447 ob_debug("Caught signal %d. Reconfiguring.", signal);
448 ob_reconfigure();
449 break;
450 case SIGCHLD:
451 /* reap children */
452 while (waitpid(-1, NULL, WNOHANG) > 0);
453 break;
454 default:
455 ob_debug("Caught signal %d. Exiting.", signal);
456 /* TERM and INT return a 0 code */
457 ob_exit(!(signal == SIGTERM || signal == SIGINT));
458 }
459 }
460
461 static void print_version()
462 {
463 g_print("Openbox %s\n", PACKAGE_VERSION);
464 g_print(_("Copyright (c)"));
465 g_print(" 2008 Mikael Magnusson\n");
466 g_print(_("Copyright (c)"));
467 g_print(" 2003-2006 Dana Jansens\n\n");
468 g_print("This program comes with ABSOLUTELY NO WARRANTY.\n");
469 g_print("This is free software, and you are welcome to redistribute it\n");
470 g_print("under certain conditions. See the file COPYING for details.\n\n");
471 }
472
473 static void print_help()
474 {
475 g_print(_("Syntax: openbox [options]\n"));
476 g_print(_("\nOptions:\n"));
477 g_print(_(" --help Display this help and exit\n"));
478 g_print(_(" --version Display the version and exit\n"));
479 g_print(_(" --replace Replace the currently running window manager\n"));
480 g_print(_(" --config-file FILE Specify the path to the config file to use\n"));
481 g_print(_(" --sm-disable Disable connection to the session manager\n"));
482 g_print(_("\nPassing messages to a running Openbox instance:\n"));
483 g_print(_(" --reconfigure Reload Openbox's configuration\n"));
484 g_print(_(" --restart Restart Openbox\n"));
485 g_print(_(" --exit Exit Openbox\n"));
486 g_print(_("\nDebugging options:\n"));
487 g_print(_(" --sync Run in synchronous mode\n"));
488 g_print(_(" --debug Display debugging output\n"));
489 g_print(_(" --debug-focus Display debugging output for focus handling\n"));
490 g_print(_(" --debug-session Display debugging output for session managment\n"));
491 g_print(_(" --debug-xinerama Split the display into fake xinerama screens\n"));
492 g_print(_("\nPlease report bugs at %s\n"), PACKAGE_BUGREPORT);
493 }
494
495 static void remove_args(gint *argc, gchar **argv, gint index, gint num)
496 {
497 gint i;
498
499 for (i = index; i < *argc - num; ++i)
500 argv[i] = argv[i+num];
501 for (; i < *argc; ++i)
502 argv[i] = NULL;
503 *argc -= num;
504 }
505
506 static void parse_env()
507 {
508 /* unset this so we don't pass it on unknowingly */
509 unsetenv("DESKTOP_STARTUP_ID");
510 }
511
512 static void parse_args(gint *argc, gchar **argv)
513 {
514 gint i;
515
516 for (i = 1; i < *argc; ++i) {
517 if (!strcmp(argv[i], "--version")) {
518 print_version();
519 exit(0);
520 }
521 else if (!strcmp(argv[i], "--help")) {
522 print_help();
523 exit(0);
524 }
525 else if (!strcmp(argv[i], "--g-fatal-warnings")) {
526 g_log_set_always_fatal(G_LOG_LEVEL_CRITICAL);
527 }
528 else if (!strcmp(argv[i], "--replace")) {
529 ob_replace_wm = TRUE;
530 remove_args(argc, argv, i, 1);
531 --i; /* this arg was removed so go back */
532 }
533 else if (!strcmp(argv[i], "--sync")) {
534 xsync = TRUE;
535 }
536 else if (!strcmp(argv[i], "--debug")) {
537 ob_debug_enable(OB_DEBUG_NORMAL, TRUE);
538 ob_debug_enable(OB_DEBUG_APP_BUGS, TRUE);
539 }
540 else if (!strcmp(argv[i], "--debug-focus")) {
541 ob_debug_enable(OB_DEBUG_NORMAL, TRUE);
542 ob_debug_enable(OB_DEBUG_APP_BUGS, TRUE);
543 ob_debug_enable(OB_DEBUG_FOCUS, TRUE);
544 }
545 else if (!strcmp(argv[i], "--debug-session")) {
546 ob_debug_enable(OB_DEBUG_NORMAL, TRUE);
547 ob_debug_enable(OB_DEBUG_APP_BUGS, TRUE);
548 ob_debug_enable(OB_DEBUG_SM, TRUE);
549 }
550 else if (!strcmp(argv[i], "--debug-xinerama")) {
551 ob_debug_xinerama = TRUE;
552 }
553 else if (!strcmp(argv[i], "--reconfigure")) {
554 remote_control = 1;
555 }
556 else if (!strcmp(argv[i], "--restart")) {
557 remote_control = 2;
558 }
559 else if (!strcmp(argv[i], "--exit")) {
560 remote_control = 3;
561 }
562 else if (!strcmp(argv[i], "--config-file")) {
563 if (i == *argc - 1) /* no args left */
564 g_printerr(_("--config-file requires an argument\n"));
565 else {
566 /* this will be in the current locale encoding, which is
567 what we want */
568 config_file = argv[i+1];
569 ++i; /* skip the argument */
570 ob_debug("--config-file %s\n", config_file);
571 }
572 }
573 else if (!strcmp(argv[i], "--sm-save-file")) {
574 if (i == *argc - 1) /* no args left */
575 /* not translated cuz it's sekret */
576 g_printerr("--sm-save-file requires an argument\n");
577 else {
578 ob_sm_save_file = g_strdup(argv[i+1]);
579 remove_args(argc, argv, i, 2);
580 --i; /* this arg was removed so go back */
581 ob_debug_type(OB_DEBUG_SM, "--sm-save-file %s",
582 ob_sm_save_file);
583 }
584 }
585 else if (!strcmp(argv[i], "--sm-client-id")) {
586 if (i == *argc - 1) /* no args left */
587 /* not translated cuz it's sekret */
588 g_printerr("--sm-client-id requires an argument\n");
589 else {
590 ob_sm_id = g_strdup(argv[i+1]);
591 remove_args(argc, argv, i, 2);
592 --i; /* this arg was removed so go back */
593 ob_debug_type(OB_DEBUG_SM, "--sm-client-id %s", ob_sm_id);
594 }
595 }
596 else if (!strcmp(argv[i], "--sm-disable")) {
597 ob_sm_use = FALSE;
598 }
599 else if (!strcmp(argv[i], "--sm-no-load")) {
600 ob_sm_restore = FALSE;
601 remove_args(argc, argv, i, 1);
602 --i; /* this arg was removed so go back */
603 }
604 else {
605 /* this is a memleak.. oh well.. heh */
606 gchar *err = g_strdup_printf
607 (_("Invalid command line argument '%s'\n"), argv[i]);
608 ob_exit_with_error(err);
609 }
610 }
611 }
612
613 static Cursor load_cursor(const gchar *name, guint fontval)
614 {
615 Cursor c = None;
616
617 #if USE_XCURSOR
618 c = XcursorLibraryLoadCursor(obt_display, name);
619 #endif
620 if (c == None)
621 c = XCreateFontCursor(obt_display, fontval);
622 return c;
623 }
624
625 void ob_exit_with_error(const gchar *msg)
626 {
627 g_message(msg);
628 session_shutdown(TRUE);
629 exit(EXIT_FAILURE);
630 }
631
632 void ob_restart_other(const gchar *path)
633 {
634 restart_path = g_strdup(path);
635 ob_restart();
636 }
637
638 void ob_restart()
639 {
640 restart = TRUE;
641 ob_exit(0);
642 }
643
644 void ob_reconfigure()
645 {
646 reconfigure = TRUE;
647 ob_exit(0);
648 }
649
650 void ob_exit(gint code)
651 {
652 exitcode = code;
653 obt_main_loop_exit(ob_main_loop);
654 }
655
656 void ob_exit_replace()
657 {
658 exitcode = 0;
659 being_replaced = TRUE;
660 obt_main_loop_exit(ob_main_loop);
661 }
662
663 Cursor ob_cursor(ObCursor cursor)
664 {
665 g_assert(cursor < OB_NUM_CURSORS);
666 return cursors[cursor];
667 }
668
669 KeyCode ob_keycode(ObKey key)
670 {
671 g_assert(key < OB_NUM_KEYS);
672 return keys[key];
673 }
674
675 ObState ob_state()
676 {
677 return state;
678 }
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