1 /* -*- indent-tabs-mode: nil; tab-width: 4; c-basic-offset: 4; -*-
3 openbox.c for the Openbox window manager
4 Copyright (c) 2006 Mikael Magnusson
5 Copyright (c) 2003-2007 Dana Jansens
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.
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.
17 See the COPYING file for a copy of the GNU General Public License.
31 #include "startupnotify.h"
33 #include "moveresize.h"
37 #include "extensions.h"
38 #include "menuframe.h"
44 #include "parser/parse.h"
45 #include "render/render.h"
46 #include "render/theme.h"
60 #ifdef HAVE_SYS_STAT_H
61 # include <sys/stat.h>
62 # include <sys/types.h>
64 #ifdef HAVE_SYS_WAIT_H
65 # include <sys/types.h>
66 # include <sys/wait.h>
73 #include <X11/cursorfont.h>
75 #include <X11/Xcursor/Xcursor.h>
78 RrInstance *ob_rr_inst;
80 ObMainLoop *ob_main_loop;
83 gboolean ob_replace_wm = FALSE;
84 gboolean ob_sm_use = TRUE;
85 gchar *ob_sm_id = NULL;
86 gchar *ob_sm_save_file = NULL;
89 static gboolean xsync = FALSE;
90 static gboolean reconfigure = FALSE;
91 static gboolean restart = FALSE;
92 static gchar *restart_path = NULL;
93 static Cursor cursors[OB_NUM_CURSORS];
94 static KeyCode keys[OB_NUM_KEYS];
95 static gint exitcode = 0;
96 static guint remote_control = 0;
97 static gboolean being_replaced = FALSE;
98 static gchar *config_type = NULL;
100 static void signal_handler(gint signal, gpointer data);
101 static void parse_env(char **argv0);
102 static void remove_args(gint *argc, gchar **argv, gint index, gint num);
103 static void parse_args(gint *argc, gchar **argv);
104 static Cursor load_cursor(const gchar *name, guint fontval);
106 gint main(gint argc, gchar **argv)
108 state = OB_STATE_STARTING;
110 /* initialize the locale */
111 if (!setlocale(LC_ALL, ""))
112 g_message(_("Couldn't set locale from environment."));
113 bindtextdomain(PACKAGE_NAME, LOCALEDIR);
114 bind_textdomain_codeset(PACKAGE_NAME, "UTF-8");
115 textdomain(PACKAGE_NAME);
117 g_set_prgname(argv[0]);
119 if (chdir(g_get_home_dir()) == -1)
120 g_message(_("Unable to change to home directory '%s': %s"),
121 g_get_home_dir(), g_strerror(errno));
123 /* parse out environment and command line args */
125 parse_args(&argc, argv);
127 if (!remote_control) {
128 parse_paths_startup();
130 session_startup(argc, argv);
134 ob_display = XOpenDisplay(NULL);
135 if (ob_display == NULL)
136 ob_exit_with_error("Failed to open the display.");
137 if (fcntl(ConnectionNumber(ob_display), F_SETFD, 1) == -1)
138 ob_exit_with_error("Failed to set display as close-on-exec.");
140 if (remote_control) {
143 /* Send client message telling the OB process to:
144 * remote_control = 1 -> reconfigure
145 * remote_control = 2 -> restart */
146 PROP_MSG(RootWindow(ob_display, ob_screen),
147 openbox_control, remote_control, 0, 0, 0);
148 XCloseDisplay(ob_display);
152 ob_main_loop = ob_main_loop_new(ob_display);
154 /* set up signal handler */
155 ob_main_loop_signal_add(ob_main_loop, SIGUSR1, signal_handler, NULL, NULL);
156 ob_main_loop_signal_add(ob_main_loop, SIGUSR2, signal_handler, NULL, NULL);
157 ob_main_loop_signal_add(ob_main_loop, SIGTERM, signal_handler, NULL, NULL);
158 ob_main_loop_signal_add(ob_main_loop, SIGINT, signal_handler, NULL, NULL);
159 ob_main_loop_signal_add(ob_main_loop, SIGHUP, signal_handler, NULL, NULL);
160 ob_main_loop_signal_add(ob_main_loop, SIGPIPE, signal_handler, NULL, NULL);
161 ob_main_loop_signal_add(ob_main_loop, SIGCHLD, signal_handler, NULL, NULL);
163 ob_screen = DefaultScreen(ob_display);
165 ob_rr_inst = RrInstanceNew(ob_display, ob_screen);
166 if (ob_rr_inst == NULL)
167 ob_exit_with_error("Failed to initialize the render library.");
169 XSynchronize(ob_display, xsync);
171 /* check for locale support */
172 if (!XSupportsLocale())
173 g_message(_("X server does not support locale."));
174 if (!XSetLocaleModifiers(""))
175 g_message(_("Cannot set locale modifiers for the X server."));
177 /* set our error handler */
178 XSetErrorHandler(xerror_handler);
180 /* set the DISPLAY environment variable for any lauched children, to the
181 display we're using, so they open in the right place. */
182 putenv(g_strdup_printf("DISPLAY=%s", DisplayString(ob_display)));
184 /* create available cursors */
185 cursors[OB_CURSOR_NONE] = None;
186 cursors[OB_CURSOR_POINTER] = load_cursor("left_ptr", XC_left_ptr);
187 cursors[OB_CURSOR_BUSY] = load_cursor("left_ptr_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",
202 /* create available keycodes */
203 keys[OB_KEY_RETURN] =
204 XKeysymToKeycode(ob_display, XStringToKeysym("Return"));
205 keys[OB_KEY_ESCAPE] =
206 XKeysymToKeycode(ob_display, XStringToKeysym("Escape"));
208 XKeysymToKeycode(ob_display, XStringToKeysym("Left"));
210 XKeysymToKeycode(ob_display, XStringToKeysym("Right"));
212 XKeysymToKeycode(ob_display, XStringToKeysym("Up"));
214 XKeysymToKeycode(ob_display, XStringToKeysym("Down"));
216 prop_startup(); /* get atoms values for the display */
217 extensions_query_all(); /* find which extensions are present */
219 if (screen_annex()) { /* it will be ours! */
226 modkeys_startup(reconfigure);
228 /* startup the parsing so everything can register sections
232 /* start up config which sets up with the parser */
235 /* parse/load user options */
236 if (parse_load_rc(config_type, &doc, &node)) {
237 parse_tree(i, doc, node->xmlChildrenNode);
240 g_message(_("Unable to find a valid config file, using some simple defaults"));
242 if (config_type != NULL)
243 PROP_SETS(RootWindow(ob_display, ob_screen),
244 openbox_config, config_type);
246 /* we're done with parsing now, kill it */
250 /* load the theme specified in the rc file */
253 if ((theme = RrThemeNew(ob_rr_inst, config_theme,
254 config_font_activewindow,
255 config_font_inactivewindow,
256 config_font_menutitle,
257 config_font_menuitem,
260 RrThemeFree(ob_rr_theme);
263 if (ob_rr_theme == NULL)
264 ob_exit_with_error("Unable to load a theme.");
270 /* update all existing windows for the new theme */
271 for (it = client_list; it; it = g_list_next(it)) {
272 ObClient *c = it->data;
273 frame_adjust_theme(c->frame);
276 event_startup(reconfigure);
277 /* focus_backup is used for stacking, so this needs to come before
278 anything that calls stacking_add */
279 focus_startup(reconfigure);
280 window_startup(reconfigure);
281 sn_startup(reconfigure);
282 screen_startup(reconfigure);
283 grab_startup(reconfigure);
284 group_startup(reconfigure);
285 client_startup(reconfigure);
286 dock_startup(reconfigure);
287 moveresize_startup(reconfigure);
288 keyboard_startup(reconfigure);
289 mouse_startup(reconfigure);
290 menu_startup(reconfigure);
291 menu_frame_startup(reconfigure);
297 /* get all the existing windows */
301 /* focus what was focused if a wm was already running */
302 if (PROP_GET32(RootWindow(ob_display, ob_screen),
303 net_active_window, window, &xid) &&
304 (w = g_hash_table_lookup(window_map, &xid)) &&
307 client_focus(WINDOW_AS_CLIENT(w));
312 /* redecorate all existing windows */
313 for (it = client_list; it; it = g_list_next(it)) {
314 ObClient *c = it->data;
315 /* the new config can change the window's decorations */
316 client_setup_decor_and_functions(c);
317 /* redraw the frames */
318 frame_adjust_area(c->frame, TRUE, TRUE, FALSE);
324 state = OB_STATE_RUNNING;
325 ob_main_loop_run(ob_main_loop);
326 state = OB_STATE_EXITING;
330 client_unmanage_all();
333 menu_frame_shutdown(reconfigure);
334 menu_shutdown(reconfigure);
335 mouse_shutdown(reconfigure);
336 keyboard_shutdown(reconfigure);
337 moveresize_shutdown(reconfigure);
338 dock_shutdown(reconfigure);
339 client_shutdown(reconfigure);
340 group_shutdown(reconfigure);
341 grab_shutdown(reconfigure);
342 screen_shutdown(reconfigure);
343 focus_shutdown(reconfigure);
344 sn_shutdown(reconfigure);
345 window_shutdown(reconfigure);
346 event_shutdown(reconfigure);
348 modkeys_shutdown(reconfigure);
349 } while (reconfigure);
352 XSync(ob_display, FALSE);
354 RrThemeFree(ob_rr_theme);
355 RrInstanceFree(ob_rr_inst);
357 session_shutdown(being_replaced);
359 XCloseDisplay(ob_display);
361 parse_paths_shutdown();
364 if (restart_path != NULL) {
369 /* run other window manager */
370 if (g_shell_parse_argv(restart_path, &argcp, &argvp, &err)) {
371 execvp(argvp[0], argvp);
375 _("Restart failed to execute new executable '%s': %s"),
376 restart_path, err->message);
381 /* we remove the session arguments from argv, so put them back */
382 if (ob_sm_save_file != NULL) {
383 guint l = g_strv_length(argv);
384 argv = g_renew(gchar*, argv, l+2);
385 argv[l] = g_strdup("--sm-save-file");
386 argv[l+1] = ob_sm_save_file;
389 if (ob_sm_id != NULL) {
390 guint l = g_strv_length(argv);
391 argv = g_renew(gchar*, argv, l+2);
392 argv[l] = g_strdup("--sm-client-id");
393 argv[l+1] = ob_sm_id;
398 execvp(argv[0], argv); /* try how we were run */
399 execlp(argv[0], g_path_get_basename(argv[0]),
400 (char *)NULL); /* last resort */
403 /* free stuff passed in from the command line or environment */
404 g_free(ob_sm_save_file);
411 static void signal_handler(gint signal, gpointer data)
415 ob_debug("Caught signal %d. Restarting.\n", signal);
419 ob_debug("Caught signal %d. Reconfiguring.\n", signal);
424 while (waitpid(-1, NULL, WNOHANG) > 0);
427 ob_debug("Caught signal %d. Exiting.\n", signal);
428 /* TERM and INT return a 0 code */
429 ob_exit(!(signal == SIGTERM || signal == SIGINT));
433 static void print_version()
435 g_print("Openbox %s\n", PACKAGE_VERSION);
436 g_print(_("Copyright (c)"));
437 g_print(" 2007 Mikael Magnusson\n");
438 g_print(_("Copyright (c)"));
439 g_print(" 2003-2007 Dana Jansens\n\n");
440 g_print("This program comes with ABSOLUTELY NO WARRANTY.\n");
441 g_print("This is free software, and you are welcome to redistribute it\n");
442 g_print("under certain conditions. See the file COPYING for details.\n\n");
445 static void print_help()
447 g_print(_("Syntax: openbox [options]\n"));
448 g_print(_("\nOptions:\n"));
449 g_print(_(" --config TYPE Specify the configuration profile to use\n"));
451 g_print(_(" --sm-disable Disable connection to the session manager\n"));
453 g_print(_(" --replace Replace the currently running window manager\n"));
454 g_print(_(" --help Display this help and exit\n"));
455 g_print(_(" --version Display the version and exit\n"));
456 g_print(_("\nPassing messages to a running Openbox instance:\n"));
457 g_print(_(" --reconfigure Reload Openbox's configuration\n"));
458 g_print(_("\nOptions for internal use:\n"));
459 g_print(_(" --sm-save-file FILE Specify file to load a saved session from\n"));
460 g_print(_(" --sm-client-id ID Specify session management ID\n"));
461 g_print(_("\nDebugging options:\n"));
462 g_print(_(" --sync Run in synchronous mode\n"));
463 g_print(_(" --debug Display debugging output\n"));
464 g_print(_(" --debug-focus Display debugging output for focus handling\n"));
465 g_print(_("\nPlease report bugs at %s\n"), PACKAGE_BUGREPORT);
468 static void parse_env(gchar **argv0)
472 /* pretend we are this other application */
473 if ((c = getenv("OPENBOX_RESTART_BINARY")))
474 *argv0 = g_strdup(c);
475 unsetenv("OPENBOX_RESTART_BINARY");
478 static void remove_args(gint *argc, gchar **argv, gint index, gint num)
482 for (i = index; i < index + num; ++i)
483 argv[i] = argv[i+num];
484 for (; i < *argc; ++i)
489 static void parse_args(gint *argc, gchar **argv)
493 for (i = 1; i < *argc; ++i) {
494 if (!strcmp(argv[i], "--version")) {
497 } else if (!strcmp(argv[i], "--help")) {
500 } else if (!strcmp(argv[i], "--g-fatal-warnings")) {
501 g_log_set_always_fatal(G_LOG_LEVEL_CRITICAL);
502 } else if (!strcmp(argv[i], "--replace")) {
503 ob_replace_wm = TRUE;
504 } else if (!strcmp(argv[i], "--sync")) {
506 } else if (!strcmp(argv[i], "--debug")) {
507 ob_debug_show_output(TRUE);
508 ob_debug_enable(OB_DEBUG_SM, TRUE);
509 ob_debug_enable(OB_DEBUG_APP_BUGS, TRUE);
510 } else if (!strcmp(argv[i], "--debug-focus")) {
511 ob_debug_show_output(TRUE);
512 ob_debug_enable(OB_DEBUG_SM, TRUE);
513 ob_debug_enable(OB_DEBUG_APP_BUGS, TRUE);
514 ob_debug_enable(OB_DEBUG_FOCUS, TRUE);
515 } else if (!strcmp(argv[i], "--reconfigure")) {
517 /* don't make this do anything if it's not in --help ..
518 } else if (!strcmp(argv[i], "--restart")) {
521 } else if (!strcmp(argv[i], "--config")) {
522 if (i == *argc - 1) /* no args left */
523 g_printerr(_("--config requires an argument\n"));
525 config_type = g_strdup(argv[i+1]);
530 else if (!strcmp(argv[i], "--sm-save-file")) {
531 if (i == *argc - 1) /* no args left */
532 g_printerr(_("--sm-save-file requires an argument\n"));
534 ob_sm_save_file = g_strdup(argv[i+1]);
535 remove_args(argc, argv, i, 2);
536 --i; /* this arg was removed so go back */
538 } else if (!strcmp(argv[i], "--sm-client-id")) {
539 if (i == *argc - 1) /* no args left */
540 g_printerr(_("--sm-client-id requires an argument\n"));
542 ob_sm_id = g_strdup(argv[i+1]);
543 remove_args(argc, argv, i, 2);
544 --i; /* this arg was removed so go back */
546 } else if (!strcmp(argv[i], "--sm-disable")) {
551 /* this is a memleak.. oh well.. heh */
552 gchar *err = g_strdup_printf
553 ("Invalid command line argument '%s'\n", argv[i]);
554 ob_exit_with_error(err);
559 static Cursor load_cursor(const gchar *name, guint fontval)
564 c = XcursorLibraryLoadCursor(ob_display, name);
567 c = XCreateFontCursor(ob_display, fontval);
571 void ob_exit_with_error(const gchar *msg)
574 session_shutdown(TRUE);
578 void ob_restart_other(const gchar *path)
580 restart_path = g_strdup(path);
590 void ob_reconfigure()
596 void ob_exit(gint code)
599 ob_main_loop_exit(ob_main_loop);
602 void ob_exit_replace()
605 being_replaced = TRUE;
606 ob_main_loop_exit(ob_main_loop);
609 Cursor ob_cursor(ObCursor cursor)
611 g_assert(cursor < OB_NUM_CURSORS);
612 return cursors[cursor];
615 KeyCode ob_keycode(ObKey key)
617 g_assert(key < OB_NUM_KEYS);