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.
32 #include "startupnotify.h"
34 #include "focus_cycle.h"
35 #include "focus_cycle_indicator.h"
36 #include "focus_cycle_popup.h"
37 #include "moveresize.h"
39 #include "framerender.h"
42 #include "extensions.h"
43 #include "menuframe.h"
51 #include "parser/parse.h"
52 #include "render/render.h"
53 #include "render/theme.h"
67 #ifdef HAVE_SYS_STAT_H
68 # include <sys/stat.h>
69 # include <sys/types.h>
71 #ifdef HAVE_SYS_WAIT_H
72 # include <sys/types.h>
73 # include <sys/wait.h>
80 #include <X11/cursorfont.h>
82 #include <X11/Xcursor/Xcursor.h>
86 #include <X11/keysym.h>
89 RrInstance *ob_rr_inst;
91 ObMainLoop *ob_main_loop;
94 gboolean ob_replace_wm = FALSE;
95 gboolean ob_sm_use = TRUE;
96 gchar *ob_sm_id = NULL;
97 gchar *ob_sm_save_file = NULL;
98 gboolean ob_sm_restore = TRUE;
99 gboolean ob_debug_xinerama = FALSE;
101 static ObState state;
102 static gboolean xsync = FALSE;
103 static gboolean reconfigure = FALSE;
104 static gboolean restart = FALSE;
105 static gchar *restart_path = NULL;
106 static Cursor cursors[OB_NUM_CURSORS];
107 static KeyCode keys[OB_NUM_KEYS];
108 static gint exitcode = 0;
109 static guint remote_control = 0;
110 static gboolean being_replaced = FALSE;
111 static gchar *config_file = NULL;
113 static void signal_handler(gint signal, gpointer data);
114 static void remove_args(gint *argc, gchar **argv, gint index, gint num);
115 static void parse_env();
116 static void parse_args(gint *argc, gchar **argv);
117 static Cursor load_cursor(const gchar *name, guint fontval);
119 gint main(gint argc, gchar **argv)
123 state = OB_STATE_STARTING;
125 /* initialize the locale */
126 if (!setlocale(LC_ALL, ""))
127 g_message("Couldn't set locale from environment.");
128 bindtextdomain(PACKAGE_NAME, LOCALEDIR);
129 bind_textdomain_codeset(PACKAGE_NAME, "UTF-8");
130 textdomain(PACKAGE_NAME);
132 if (chdir(g_get_home_dir()) == -1)
133 g_message(_("Unable to change to home directory '%s': %s"),
134 g_get_home_dir(), g_strerror(errno));
136 /* parse the command line args, which can change the argv[0] */
137 parse_args(&argc, argv);
138 /* parse the environment variables */
141 program_name = g_path_get_basename(argv[0]);
142 g_set_prgname(program_name);
144 if (!remote_control) {
145 parse_paths_startup();
147 session_startup(argc, argv);
151 ob_display = XOpenDisplay(NULL);
152 if (ob_display == NULL)
153 ob_exit_with_error(_("Failed to open the display from the DISPLAY environment variable."));
154 if (fcntl(ConnectionNumber(ob_display), F_SETFD, 1) == -1)
155 ob_exit_with_error("Failed to set display as close-on-exec");
157 if (remote_control) {
160 /* Send client message telling the OB process to:
161 * remote_control = 1 -> reconfigure
162 * remote_control = 2 -> restart */
163 PROP_MSG(RootWindow(ob_display, ob_screen),
164 ob_control, remote_control, 0, 0, 0);
165 XCloseDisplay(ob_display);
169 ob_main_loop = ob_main_loop_new(ob_display);
171 /* set up signal handler */
172 ob_main_loop_signal_add(ob_main_loop, SIGUSR1, signal_handler, NULL, NULL);
173 ob_main_loop_signal_add(ob_main_loop, SIGUSR2, signal_handler, NULL, NULL);
174 ob_main_loop_signal_add(ob_main_loop, SIGTERM, signal_handler, NULL, NULL);
175 ob_main_loop_signal_add(ob_main_loop, SIGINT, signal_handler, NULL, NULL);
176 ob_main_loop_signal_add(ob_main_loop, SIGHUP, signal_handler, NULL, NULL);
177 ob_main_loop_signal_add(ob_main_loop, SIGPIPE, signal_handler, NULL, NULL);
178 ob_main_loop_signal_add(ob_main_loop, SIGCHLD, signal_handler, NULL, NULL);
180 ob_screen = DefaultScreen(ob_display);
182 ob_rr_inst = RrInstanceNew(ob_display, ob_screen);
183 if (ob_rr_inst == NULL)
184 ob_exit_with_error(_("Failed to initialize the obrender library."));
186 XSynchronize(ob_display, xsync);
188 /* check for locale support */
189 if (!XSupportsLocale())
190 g_message(_("X server does not support locale."));
191 if (!XSetLocaleModifiers(""))
192 g_message(_("Cannot set locale modifiers for the X server."));
194 /* set our error handler */
195 XSetErrorHandler(xerror_handler);
197 /* set the DISPLAY environment variable for any lauched children, to the
198 display we're using, so they open in the right place. */
199 setenv("DISPLAY", DisplayString(ob_display), TRUE);
201 /* create available cursors */
202 cursors[OB_CURSOR_NONE] = None;
203 cursors[OB_CURSOR_POINTER] = load_cursor("left_ptr", XC_left_ptr);
204 cursors[OB_CURSOR_BUSYPOINTER] = load_cursor("left_ptr_watch",XC_left_ptr);
205 cursors[OB_CURSOR_BUSY] = load_cursor("watch", XC_watch);
206 cursors[OB_CURSOR_MOVE] = load_cursor("fleur", XC_fleur);
207 cursors[OB_CURSOR_NORTH] = load_cursor("top_side", XC_top_side);
208 cursors[OB_CURSOR_NORTHEAST] = load_cursor("top_right_corner",
209 XC_top_right_corner);
210 cursors[OB_CURSOR_EAST] = load_cursor("right_side", XC_right_side);
211 cursors[OB_CURSOR_SOUTHEAST] = load_cursor("bottom_right_corner",
212 XC_bottom_right_corner);
213 cursors[OB_CURSOR_SOUTH] = load_cursor("bottom_side", XC_bottom_side);
214 cursors[OB_CURSOR_SOUTHWEST] = load_cursor("bottom_left_corner",
215 XC_bottom_left_corner);
216 cursors[OB_CURSOR_WEST] = load_cursor("left_side", XC_left_side);
217 cursors[OB_CURSOR_NORTHWEST] = load_cursor("top_left_corner",
221 prop_startup(); /* get atoms values for the display */
222 extensions_query_all(); /* find which extensions are present */
224 if (screen_annex()) { /* it will be ours! */
226 modkeys_startup(reconfigure);
228 /* get the keycodes for keys we use */
229 keys[OB_KEY_RETURN] = modkeys_sym_to_code(XK_Return);
230 keys[OB_KEY_ESCAPE] = modkeys_sym_to_code(XK_Escape);
231 keys[OB_KEY_LEFT] = modkeys_sym_to_code(XK_Left);
232 keys[OB_KEY_RIGHT] = modkeys_sym_to_code(XK_Right);
233 keys[OB_KEY_UP] = modkeys_sym_to_code(XK_Up);
234 keys[OB_KEY_DOWN] = modkeys_sym_to_code(XK_Down);
241 /* startup the parsing so everything can register sections
245 /* register all the available actions */
246 actions_startup(reconfigure);
247 /* start up config which sets up with the parser */
250 /* parse/load user options */
251 if (parse_load_rc(config_file, &doc, &node)) {
252 parse_tree(i, doc, node->xmlChildrenNode);
256 g_message(_("Unable to find a valid config file, using some simple defaults"));
261 gchar *p = g_filename_to_utf8(config_file, -1,
264 PROP_SETS(RootWindow(ob_display, ob_screen),
269 PROP_ERASE(RootWindow(ob_display, ob_screen),
272 /* we're done with parsing now, kill it */
276 /* load the theme specified in the rc file */
279 if ((theme = RrThemeNew(ob_rr_inst, config_theme, TRUE,
280 config_font_activewindow,
281 config_font_inactivewindow,
282 config_font_menutitle,
283 config_font_menuitem,
286 RrThemeFree(ob_rr_theme);
289 if (ob_rr_theme == NULL)
290 ob_exit_with_error(_("Unable to load a theme."));
292 PROP_SETS(RootWindow(ob_display, ob_screen),
293 ob_theme, ob_rr_theme->name);
299 /* update all existing windows for the new theme */
300 for (it = client_list; it; it = g_list_next(it)) {
301 ObClient *c = it->data;
302 frame_adjust_theme(c->frame);
305 event_startup(reconfigure);
306 /* focus_backup is used for stacking, so this needs to come before
307 anything that calls stacking_add */
308 sn_startup(reconfigure);
309 window_startup(reconfigure);
310 focus_startup(reconfigure);
311 focus_cycle_startup(reconfigure);
312 focus_cycle_indicator_startup(reconfigure);
313 focus_cycle_popup_startup(reconfigure);
314 screen_startup(reconfigure);
315 grab_startup(reconfigure);
316 group_startup(reconfigure);
317 ping_startup(reconfigure);
318 prompt_startup(reconfigure);
319 client_startup(reconfigure);
320 dock_startup(reconfigure);
321 moveresize_startup(reconfigure);
322 keyboard_startup(reconfigure);
323 mouse_startup(reconfigure);
324 menu_frame_startup(reconfigure);
325 menu_startup(reconfigure);
331 /* get all the existing windows */
335 /* focus what was focused if a wm was already running */
336 if (PROP_GET32(RootWindow(ob_display, ob_screen),
337 net_active_window, window, &xid) &&
338 (w = g_hash_table_lookup(window_map, &xid)) &&
341 client_focus(WINDOW_AS_CLIENT(w));
346 /* redecorate all existing windows */
347 for (it = client_list; it; it = g_list_next(it)) {
348 ObClient *c = it->data;
350 /* the new config can change the window's decorations */
351 client_setup_decor_and_functions(c, FALSE);
352 /* redraw the frames */
353 frame_adjust_area(c->frame, TRUE, TRUE, FALSE);
354 /* the decor sizes may have changed, so the windows may
355 end up in new positions */
356 client_reconfigure(c, FALSE);
362 state = OB_STATE_RUNNING;
363 ob_main_loop_run(ob_main_loop);
364 state = OB_STATE_EXITING;
368 client_unmanage_all();
371 menu_shutdown(reconfigure);
372 menu_frame_shutdown(reconfigure);
373 mouse_shutdown(reconfigure);
374 keyboard_shutdown(reconfigure);
375 moveresize_shutdown(reconfigure);
376 dock_shutdown(reconfigure);
377 client_shutdown(reconfigure);
378 prompt_shutdown(reconfigure);
379 ping_shutdown(reconfigure);
380 group_shutdown(reconfigure);
381 grab_shutdown(reconfigure);
382 screen_shutdown(reconfigure);
383 focus_cycle_popup_shutdown(reconfigure);
384 focus_cycle_indicator_shutdown(reconfigure);
385 focus_cycle_shutdown(reconfigure);
386 focus_shutdown(reconfigure);
387 window_shutdown(reconfigure);
388 sn_shutdown(reconfigure);
389 event_shutdown(reconfigure);
391 actions_shutdown(reconfigure);
392 modkeys_shutdown(reconfigure);
393 } while (reconfigure);
396 XSync(ob_display, FALSE);
398 RrThemeFree(ob_rr_theme);
399 RrInstanceFree(ob_rr_inst);
401 session_shutdown(being_replaced);
403 XCloseDisplay(ob_display);
405 parse_paths_shutdown();
408 if (restart_path != NULL) {
413 /* run other window manager */
414 if (g_shell_parse_argv(restart_path, &argcp, &argvp, &err)) {
415 execvp(argvp[0], argvp);
419 _("Restart failed to execute new executable '%s': %s"),
420 restart_path, err->message);
425 /* we remove the session arguments from argv, so put them back,
426 also don't restore the session on restart */
427 if (ob_sm_save_file != NULL || ob_sm_id != NULL) {
432 (ob_sm_save_file != NULL ? 2 : 0) +
433 (ob_sm_id != NULL ? 2 : 0);
434 nargv = g_new0(gchar*, l+1);
435 for (i = 0; i < argc; ++i)
438 if (ob_sm_save_file != NULL) {
439 nargv[i++] = g_strdup("--sm-save-file");
440 nargv[i++] = ob_sm_save_file;
442 if (ob_sm_id != NULL) {
443 nargv[i++] = g_strdup("--sm-client-id");
444 nargv[i++] = ob_sm_id;
446 nargv[i++] = g_strdup("--sm-no-load");
452 execvp(argv[0], argv); /* try how we were run */
453 execlp(argv[0], program_name, (gchar*)NULL); /* last resort */
456 /* free stuff passed in from the command line or environment */
457 g_free(ob_sm_save_file);
459 g_free(program_name);
464 static void signal_handler(gint signal, gpointer data)
468 ob_debug("Caught signal %d. Restarting.\n", signal);
472 ob_debug("Caught signal %d. Reconfiguring.\n", signal);
477 while (waitpid(-1, NULL, WNOHANG) > 0);
480 ob_debug("Caught signal %d. Exiting.\n", signal);
481 /* TERM and INT return a 0 code */
482 ob_exit(!(signal == SIGTERM || signal == SIGINT));
486 static void print_version()
488 g_print("Openbox %s\n", PACKAGE_VERSION);
489 g_print(_("Copyright (c)"));
490 g_print(" 2008 Mikael Magnusson\n");
491 g_print(_("Copyright (c)"));
492 g_print(" 2003-2006 Dana Jansens\n\n");
493 g_print("This program comes with ABSOLUTELY NO WARRANTY.\n");
494 g_print("This is free software, and you are welcome to redistribute it\n");
495 g_print("under certain conditions. See the file COPYING for details.\n\n");
498 static void print_help()
500 g_print(_("Syntax: openbox [options]\n"));
501 g_print(_("\nOptions:\n"));
502 g_print(_(" --help Display this help and exit\n"));
503 g_print(_(" --version Display the version and exit\n"));
504 g_print(_(" --replace Replace the currently running window manager\n"));
505 g_print(_(" --config-file FILE Specify the path to the config file to use\n"));
506 g_print(_(" --sm-disable Disable connection to the session manager\n"));
507 g_print(_("\nPassing messages to a running Openbox instance:\n"));
508 g_print(_(" --reconfigure Reload Openbox's configuration\n"));
509 g_print(_(" --restart Restart Openbox\n"));
510 g_print(_(" --exit Exit Openbox\n"));
511 g_print(_("\nDebugging options:\n"));
512 g_print(_(" --sync Run in synchronous mode\n"));
513 g_print(_(" --debug Display debugging output\n"));
514 g_print(_(" --debug-focus Display debugging output for focus handling\n"));
515 g_print(_(" --debug-xinerama Split the display into fake xinerama screens\n"));
516 g_print(_("\nPlease report bugs at %s\n"), PACKAGE_BUGREPORT);
519 static void remove_args(gint *argc, gchar **argv, gint index, gint num)
523 for (i = index; i < *argc - num; ++i)
524 argv[i] = argv[i+num];
525 for (; i < *argc; ++i)
530 static void parse_env()
532 /* unset this so we don't pass it on unknowingly */
533 unsetenv("DESKTOP_STARTUP_ID");
536 static void parse_args(gint *argc, gchar **argv)
540 for (i = 1; i < *argc; ++i) {
541 if (!strcmp(argv[i], "--version")) {
545 else if (!strcmp(argv[i], "--help")) {
549 else if (!strcmp(argv[i], "--g-fatal-warnings")) {
550 g_log_set_always_fatal(G_LOG_LEVEL_CRITICAL);
552 else if (!strcmp(argv[i], "--replace")) {
553 ob_replace_wm = TRUE;
554 remove_args(argc, argv, i, 1);
555 --i; /* this arg was removed so go back */
557 else if (!strcmp(argv[i], "--sync")) {
560 else if (!strcmp(argv[i], "--debug")) {
561 ob_debug_show_output(TRUE);
562 ob_debug_enable(OB_DEBUG_SM, TRUE);
563 ob_debug_enable(OB_DEBUG_APP_BUGS, TRUE);
565 else if (!strcmp(argv[i], "--debug-focus")) {
566 ob_debug_show_output(TRUE);
567 ob_debug_enable(OB_DEBUG_SM, TRUE);
568 ob_debug_enable(OB_DEBUG_APP_BUGS, TRUE);
569 ob_debug_enable(OB_DEBUG_FOCUS, TRUE);
571 else if (!strcmp(argv[i], "--debug-xinerama")) {
572 ob_debug_xinerama = TRUE;
574 else if (!strcmp(argv[i], "--reconfigure")) {
577 else if (!strcmp(argv[i], "--restart")) {
580 else if (!strcmp(argv[i], "--exit")) {
583 else if (!strcmp(argv[i], "--config-file")) {
584 if (i == *argc - 1) /* no args left */
585 g_printerr(_("--config-file requires an argument\n"));
587 /* this will be in the current locale encoding, which is
589 config_file = argv[i+1];
590 ++i; /* skip the argument */
591 ob_debug("--config-file %s\n", config_file);
594 else if (!strcmp(argv[i], "--sm-save-file")) {
595 if (i == *argc - 1) /* no args left */
596 /* not translated cuz it's sekret */
597 g_printerr("--sm-save-file requires an argument\n");
599 ob_sm_save_file = g_strdup(argv[i+1]);
600 remove_args(argc, argv, i, 2);
601 --i; /* this arg was removed so go back */
602 ob_debug_type(OB_DEBUG_SM, "--sm-save-file %s\n",
606 else if (!strcmp(argv[i], "--sm-client-id")) {
607 if (i == *argc - 1) /* no args left */
608 /* not translated cuz it's sekret */
609 g_printerr("--sm-client-id requires an argument\n");
611 ob_sm_id = g_strdup(argv[i+1]);
612 remove_args(argc, argv, i, 2);
613 --i; /* this arg was removed so go back */
614 ob_debug_type(OB_DEBUG_SM, "--sm-client-id %s\n", ob_sm_id);
617 else if (!strcmp(argv[i], "--sm-disable")) {
620 else if (!strcmp(argv[i], "--sm-no-load")) {
621 ob_sm_restore = FALSE;
622 remove_args(argc, argv, i, 1);
623 --i; /* this arg was removed so go back */
626 /* this is a memleak.. oh well.. heh */
627 gchar *err = g_strdup_printf
628 (_("Invalid command line argument '%s'\n"), argv[i]);
629 ob_exit_with_error(err);
634 static Cursor load_cursor(const gchar *name, guint fontval)
639 c = XcursorLibraryLoadCursor(ob_display, name);
642 c = XCreateFontCursor(ob_display, fontval);
646 void ob_exit_with_error(const gchar *msg)
649 session_shutdown(TRUE);
653 void ob_restart_other(const gchar *path)
655 restart_path = g_strdup(path);
665 void ob_reconfigure()
671 void ob_exit(gint code)
674 ob_main_loop_exit(ob_main_loop);
677 void ob_exit_replace()
680 being_replaced = TRUE;
681 ob_main_loop_exit(ob_main_loop);
684 Cursor ob_cursor(ObCursor cursor)
686 g_assert(cursor < OB_NUM_CURSORS);
687 return cursors[cursor];
690 KeyCode ob_keycode(ObKey key)
692 g_assert(key < OB_NUM_KEYS);