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.
30 #include "startupnotify.h"
32 #include "focus_cycle.h"
33 #include "focus_cycle_indicator.h"
34 #include "focus_cycle_popup.h"
35 #include "moveresize.h"
37 #include "framerender.h"
40 #include "menuframe.h"
47 #include "obrender/render.h"
48 #include "obrender/theme.h"
49 #include "obt/display.h"
50 #include "obt/xqueue.h"
51 #include "obt/signal.h"
53 #include "obt/keyboard.h"
68 #ifdef HAVE_SYS_STAT_H
69 # include <sys/stat.h>
70 # include <sys/types.h>
72 #ifdef HAVE_SYS_WAIT_H
73 # include <sys/types.h>
74 # include <sys/wait.h>
81 #include <X11/cursorfont.h>
83 #include <X11/Xcursor/Xcursor.h>
86 RrInstance *ob_rr_inst;
87 RrImageCache *ob_rr_icons;
89 GMainLoop *ob_main_loop;
91 gboolean ob_replace_wm = FALSE;
92 gboolean ob_sm_use = TRUE;
93 gchar *ob_sm_id = NULL;
94 gchar *ob_sm_save_file = NULL;
95 gboolean ob_sm_restore = TRUE;
96 gboolean ob_debug_xinerama = FALSE;
97 const gchar *ob_locale_msg = NULL;
100 static gboolean xsync = FALSE;
101 static gboolean reconfigure = FALSE;
102 static gboolean restart = FALSE;
103 static gchar *restart_path = NULL;
104 static Cursor cursors[OB_NUM_CURSORS];
105 static gint exitcode = 0;
106 static guint remote_control = 0;
107 static gboolean being_replaced = FALSE;
108 static gchar *config_file = NULL;
109 static gchar *startup_cmd = NULL;
111 static void signal_handler(gint signal, gpointer data);
112 static void remove_args(gint *argc, gchar **argv, gint index, gint num);
113 static void parse_env();
114 static void parse_args(gint *argc, gchar **argv);
115 static Cursor load_cursor(const gchar *name, guint fontval);
116 static void run_startup_cmd(void);
119 gboolean haxxor_func(gpointer data)
124 if (*foo >= 200 || *foo <= 0)
127 Colormap cm = RrColormap(ob_rr_inst);
128 static XColor xcb, xcg;
130 xcg.blue = (*foo / 4) << 8;
131 xcg.green = *foo / 2 << 8;
134 xcb.blue = (196 - *foo / 4) << 8;
136 XAllocColor(ob_display, cm, &xcg);
137 XAllocColor(ob_display, cm, &xcb);
138 // XAllocNamedColor(ob_display, cm, "dark blue", &xcb, &xcb);
140 for (i = 1; i <= OB_CURSOR_NORTHWEST; i++)
141 XRecolorCursor(ob_display, cursors[i], &xcb, &xcg);
147 gint main(gint argc, gchar **argv)
153 ob_set_state(OB_STATE_STARTING);
157 /* initialize the locale */
158 if (!(ob_locale_msg = setlocale(LC_MESSAGES, "")))
159 g_message("Couldn't set messages locale category from environment.");
160 if (!setlocale(LC_ALL, ""))
161 g_message("Couldn't set locale from environment.");
162 bindtextdomain(PACKAGE_NAME, LOCALEDIR);
163 bind_textdomain_codeset(PACKAGE_NAME, "UTF-8");
164 textdomain(PACKAGE_NAME);
166 if (chdir(g_get_home_dir()) == -1)
167 g_message(_("Unable to change to home directory \"%s\": %s"),
168 g_get_home_dir(), g_strerror(errno));
170 /* parse the command line args, which can change the argv[0] */
171 parse_args(&argc, argv);
172 /* parse the environment variables */
175 program_name = g_path_get_basename(argv[0]);
176 g_set_prgname(program_name);
179 session_startup(argc, argv);
181 if (!obt_display_open(NULL))
182 ob_exit_with_error(_("Failed to open the display from the DISPLAY environment variable."));
184 if (remote_control) {
185 /* Send client message telling the OB process to:
186 * remote_control = 1 -> reconfigure
187 * remote_control = 2 -> restart */
188 OBT_PROP_MSG(ob_screen, obt_root(ob_screen),
189 OB_CONTROL, remote_control, 0, 0, 0, 0);
194 ob_main_loop = g_main_loop_new(NULL, FALSE);
196 /* set up signal handlers, they are called from the mainloop
197 in the main program's thread */
198 obt_signal_add_callback(SIGUSR1, signal_handler, NULL);
199 obt_signal_add_callback(SIGUSR2, signal_handler, NULL);
200 obt_signal_add_callback(SIGTERM, signal_handler, NULL);
201 obt_signal_add_callback(SIGINT, signal_handler, NULL);
202 obt_signal_add_callback(SIGHUP, signal_handler, NULL);
203 obt_signal_add_callback(SIGPIPE, signal_handler, NULL);
204 obt_signal_add_callback(SIGCHLD, signal_handler, NULL);
205 obt_signal_add_callback(SIGTTIN, signal_handler, NULL);
206 obt_signal_add_callback(SIGTTOU, signal_handler, NULL);
208 ob_screen = DefaultScreen(obt_display);
210 ob_rr_inst = RrInstanceNew(obt_display, ob_screen);
211 if (ob_rr_inst == NULL)
212 ob_exit_with_error(_("Failed to initialize the obrender library."));
213 /* Saving 3 resizes of an RrImage makes a lot of sense for icons, as there
214 are generally 3 icon sizes needed: the titlebar icon, the menu icon,
217 ob_rr_icons = RrImageCacheNew(3);
219 XSynchronize(obt_display, xsync);
221 /* check for locale support */
222 if (!XSupportsLocale())
223 g_message(_("X server does not support locale."));
224 if (!XSetLocaleModifiers(""))
225 g_message(_("Cannot set locale modifiers for the X server."));
227 /* set the DISPLAY environment variable for any lauched children, to the
228 display we're using, so they open in the right place. */
229 g_setenv("DISPLAY", DisplayString(obt_display), TRUE);
231 /* create available cursors */
232 cursors[OB_CURSOR_NONE] = None;
233 cursors[OB_CURSOR_POINTER] = load_cursor("left_ptr", XC_left_ptr);
234 cursors[OB_CURSOR_BUSYPOINTER] = load_cursor("left_ptr_watch",XC_left_ptr);
235 cursors[OB_CURSOR_BUSY] = load_cursor("watch", XC_watch);
236 cursors[OB_CURSOR_MOVE] = load_cursor("fleur", XC_fleur);
237 cursors[OB_CURSOR_NORTH] = load_cursor("top_side", XC_top_side);
238 cursors[OB_CURSOR_NORTHEAST] = load_cursor("top_right_corner",
239 XC_top_right_corner);
240 cursors[OB_CURSOR_EAST] = load_cursor("right_side", XC_right_side);
241 cursors[OB_CURSOR_SOUTHEAST] = load_cursor("bottom_right_corner",
242 XC_bottom_right_corner);
243 cursors[OB_CURSOR_SOUTH] = load_cursor("bottom_side", XC_bottom_side);
244 cursors[OB_CURSOR_SOUTHWEST] = load_cursor("bottom_left_corner",
245 XC_bottom_left_corner);
246 cursors[OB_CURSOR_WEST] = load_cursor("left_side", XC_left_side);
247 cursors[OB_CURSOR_NORTHWEST] = load_cursor("top_left_corner",
251 ob_main_loop_timeout_add(ob_main_loop,
257 if (screen_annex()) { /* it will be ours! */
259 /* get a timestamp from after taking over as the WM. if we use the
260 old timestamp to set focus it can fail when replacing another WM. */
264 ObPrompt *xmlprompt = NULL;
266 if (reconfigure) obt_keyboard_reload();
271 /* startup the parsing so everything can register sections
273 i = obt_xml_instance_new();
275 /* register all the available actions */
276 actions_startup(reconfigure);
277 /* start up config which sets up with the parser */
280 /* parse/load user options */
282 obt_xml_load_file(i, config_file, "openbox_config")) ||
283 obt_xml_load_config_file(i, "openbox", "rc.xml",
286 obt_xml_tree_from_root(i);
290 g_message(_("Unable to find a valid config file, using some simple defaults"));
295 gchar *p = g_filename_to_utf8(config_file, -1,
298 OBT_PROP_SETS(obt_root(ob_screen), OB_CONFIG_FILE, p);
302 OBT_PROP_ERASE(obt_root(ob_screen), OB_CONFIG_FILE);
304 /* we're done with parsing now, kill it */
305 obt_xml_instance_unref(i);
308 /* load the theme specified in the rc file */
311 if ((theme = RrThemeNew(ob_rr_inst, config_theme, TRUE,
312 config_font_activewindow,
313 config_font_inactivewindow,
314 config_font_menutitle,
315 config_font_menuitem,
316 config_font_activeosd,
317 config_font_inactiveosd)))
319 RrThemeFree(ob_rr_theme);
322 if (ob_rr_theme == NULL)
323 ob_exit_with_error(_("Unable to load a theme."));
325 OBT_PROP_SETS(obt_root(ob_screen), OB_THEME,
332 /* update all existing windows for the new theme */
333 for (it = client_list; it; it = g_list_next(it)) {
334 ObClient *c = it->data;
335 frame_adjust_theme(c->frame);
338 event_startup(reconfigure);
339 /* focus_backup is used for stacking, so this needs to come before
340 anything that calls stacking_add */
341 sn_startup(reconfigure);
342 window_startup(reconfigure);
343 focus_startup(reconfigure);
344 focus_cycle_startup(reconfigure);
345 focus_cycle_indicator_startup(reconfigure);
346 focus_cycle_popup_startup(reconfigure);
347 screen_startup(reconfigure);
348 grab_startup(reconfigure);
349 group_startup(reconfigure);
350 ping_startup(reconfigure);
351 client_startup(reconfigure);
352 dock_startup(reconfigure);
353 moveresize_startup(reconfigure);
354 keyboard_startup(reconfigure);
355 mouse_startup(reconfigure);
356 menu_frame_startup(reconfigure);
357 menu_startup(reconfigure);
358 edges_startup(reconfigure);
359 prompt_startup(reconfigure);
361 /* do this after everything is started so no events will get
369 /* get all the existing windows */
372 /* focus what was focused if a wm was already running */
373 if (OBT_PROP_GET32(obt_root(ob_screen),
374 NET_ACTIVE_WINDOW, WINDOW, &xid) &&
375 (w = window_find(xid)) && WINDOW_IS_CLIENT(w))
377 client_focus(WINDOW_AS_CLIENT(w));
382 /* redecorate all existing windows */
383 for (it = client_list; it; it = g_list_next(it)) {
384 ObClient *c = it->data;
386 /* the new config can change the window's decorations */
387 client_setup_decor_and_functions(c, FALSE);
388 /* redraw the frames */
389 frame_adjust_area(c->frame, TRUE, TRUE, FALSE);
390 /* the decor sizes may have changed, so the windows may
391 end up in new positions */
392 client_reconfigure(c, FALSE);
396 ob_set_state(OB_STATE_RUNNING);
398 if (!reconfigure && startup_cmd) run_startup_cmd();
402 /* look for parsing errors */
404 xmlErrorPtr e = xmlGetLastError();
408 m = g_strdup_printf(_("One or more XML syntax errors were found while parsing the Openbox configuration files. See stdout for more information. The last error seen was in file \"%s\" line %d, with message: %s"), e->file, e->line, e->message);
410 prompt_show_message(m, _("Openbox Syntax Error"), _("Close"));
416 g_main_loop_run(ob_main_loop);
417 ob_set_state(reconfigure ?
418 OB_STATE_RECONFIGURING : OB_STATE_EXITING);
421 prompt_unref(xmlprompt);
426 window_unmanage_all();
428 prompt_shutdown(reconfigure);
429 edges_shutdown(reconfigure);
430 menu_shutdown(reconfigure);
431 menu_frame_shutdown(reconfigure);
432 mouse_shutdown(reconfigure);
433 keyboard_shutdown(reconfigure);
434 moveresize_shutdown(reconfigure);
435 dock_shutdown(reconfigure);
436 client_shutdown(reconfigure);
437 ping_shutdown(reconfigure);
438 group_shutdown(reconfigure);
439 grab_shutdown(reconfigure);
440 screen_shutdown(reconfigure);
441 focus_cycle_popup_shutdown(reconfigure);
442 focus_cycle_indicator_shutdown(reconfigure);
443 focus_cycle_shutdown(reconfigure);
444 focus_shutdown(reconfigure);
445 window_shutdown(reconfigure);
446 sn_shutdown(reconfigure);
447 event_shutdown(reconfigure);
449 actions_shutdown(reconfigure);
450 } while (reconfigure);
453 XSync(obt_display, FALSE);
455 RrThemeFree(ob_rr_theme);
456 RrImageCacheUnref(ob_rr_icons);
457 RrInstanceFree(ob_rr_inst);
459 session_shutdown(being_replaced);
466 if (restart_path != NULL) {
471 /* run other window manager */
472 if (g_shell_parse_argv(restart_path, &argcp, &argvp, &err)) {
473 execvp(argvp[0], argvp);
477 _("Restart failed to execute new executable \"%s\": %s"),
478 restart_path, err->message);
483 /* we remove the session arguments from argv, so put them back,
484 also don't restore the session on restart */
485 if (ob_sm_save_file != NULL || ob_sm_id != NULL) {
490 (ob_sm_save_file != NULL ? 2 : 0) +
491 (ob_sm_id != NULL ? 2 : 0);
492 nargv = g_new0(gchar*, l+1);
493 for (i = 0; i < argc; ++i)
496 if (ob_sm_save_file != NULL) {
497 nargv[i++] = g_strdup("--sm-save-file");
498 nargv[i++] = ob_sm_save_file;
500 if (ob_sm_id != NULL) {
501 nargv[i++] = g_strdup("--sm-client-id");
502 nargv[i++] = ob_sm_id;
504 nargv[i++] = g_strdup("--sm-no-load");
510 execvp(argv[0], argv); /* try how we were run */
511 execlp(argv[0], program_name, (gchar*)NULL); /* last resort */
514 /* free stuff passed in from the command line or environment */
515 g_free(ob_sm_save_file);
517 g_free(program_name);
527 static void signal_handler(gint signal, gpointer data)
531 ob_debug("Caught signal %d. Restarting.", signal);
535 ob_debug("Caught signal %d. Reconfiguring.", signal);
540 while (waitpid(-1, NULL, WNOHANG) > 0);
544 ob_debug("Caught signal %d. Ignoring.", signal);
547 ob_debug("Caught signal %d. Exiting.", signal);
548 /* TERM and INT return a 0 code */
549 ob_exit(!(signal == SIGTERM || signal == SIGINT));
553 static void print_version(void)
555 g_print("Openbox %s\n", PACKAGE_VERSION);
556 g_print(_("Copyright (c)"));
557 g_print(" 2004 Mikael Magnusson\n");
558 g_print(_("Copyright (c)"));
559 g_print(" 2002 Dana Jansens\n\n");
560 g_print("This program comes with ABSOLUTELY NO WARRANTY.\n");
561 g_print("This is free software, and you are welcome to redistribute it\n");
562 g_print("under certain conditions. See the file COPYING for details.\n\n");
565 static void print_help(void)
567 g_print(_("Syntax: openbox [options]\n"));
568 g_print(_("\nOptions:\n"));
569 g_print(_(" --help Display this help and exit\n"));
570 g_print(_(" --version Display the version and exit\n"));
571 g_print(_(" --replace Replace the currently running window manager\n"));
572 /* TRANSLATORS: if you translate "FILE" here, make sure to keep the "Specify..."
573 aligned still, if you have to, make a new line with \n and 22 spaces. It's
574 fine to leave it as FILE though. */
575 g_print(_(" --config-file FILE Specify the path to the config file to use\n"));
576 g_print(_(" --sm-disable Disable connection to the session manager\n"));
577 g_print(_("\nPassing messages to a running Openbox instance:\n"));
578 g_print(_(" --reconfigure Reload Openbox's configuration\n"));
579 g_print(_(" --restart Restart Openbox\n"));
580 g_print(_(" --exit Exit Openbox\n"));
581 g_print(_("\nDebugging options:\n"));
582 g_print(_(" --sync Run in synchronous mode\n"));
583 g_print(_(" --startup CMD Run CMD after starting\n"));
584 g_print(_(" --debug Display debugging output\n"));
585 g_print(_(" --debug-focus Display debugging output for focus handling\n"));
586 g_print(_(" --debug-session Display debugging output for session management\n"));
587 g_print(_(" --debug-xinerama Split the display into fake xinerama screens\n"));
588 g_print(_("\nPlease report bugs at %s\n"), PACKAGE_BUGREPORT);
591 static void remove_args(gint *argc, gchar **argv, gint index, gint num)
595 for (i = index; i < *argc - num; ++i)
596 argv[i] = argv[i+num];
597 for (; i < *argc; ++i)
602 static void run_startup_cmd(void)
608 if (!g_shell_parse_argv(startup_cmd, NULL, &argv, &e)) {
609 g_message("Error parsing startup command: %s",
614 ok = g_spawn_async(NULL, argv, NULL,
615 G_SPAWN_SEARCH_PATH |
616 G_SPAWN_DO_NOT_REAP_CHILD,
617 NULL, NULL, NULL, &e);
619 g_message("Error launching startup command: %s",
626 static void parse_env(void)
630 /* unset this so we don't pass it on unknowingly */
631 g_unsetenv("DESKTOP_STARTUP_ID");
633 /* this is how gnome-session passes in a session client id */
634 id = g_getenv("DESKTOP_AUTOSTART_ID");
636 g_unsetenv("DESKTOP_AUTOSTART_ID");
637 if (ob_sm_id) g_free(ob_sm_id);
638 ob_sm_id = g_strdup(id);
639 ob_debug_type(OB_DEBUG_SM,
640 "DESKTOP_AUTOSTART_ID %s supercedes --sm-client-id\n",
645 static void parse_args(gint *argc, gchar **argv)
649 for (i = 1; i < *argc; ++i) {
650 if (!strcmp(argv[i], "--version")) {
654 else if (!strcmp(argv[i], "--help")) {
658 else if (!strcmp(argv[i], "--g-fatal-warnings")) {
659 g_log_set_always_fatal(G_LOG_LEVEL_CRITICAL);
661 else if (!strcmp(argv[i], "--replace")) {
662 ob_replace_wm = TRUE;
663 remove_args(argc, argv, i, 1);
664 --i; /* this arg was removed so go back */
666 else if (!strcmp(argv[i], "--sync")) {
669 else if (!strcmp(argv[i], "--startup")) {
670 if (i == *argc - 1) /* no args left */
671 g_printerr(_("%s requires an argument\n"), "--startup");
673 /* this will be in the current locale encoding, which is
675 startup_cmd = argv[i+1];
676 remove_args(argc, argv, i, 2);
677 --i; /* this arg was removed so go back */
678 ob_debug("--startup %s", startup_cmd);
681 else if (!strcmp(argv[i], "--debug")) {
682 ob_debug_enable(OB_DEBUG_NORMAL, TRUE);
683 ob_debug_enable(OB_DEBUG_APP_BUGS, TRUE);
685 else if (!strcmp(argv[i], "--debug-focus")) {
686 ob_debug_enable(OB_DEBUG_FOCUS, TRUE);
688 else if (!strcmp(argv[i], "--debug-session")) {
689 ob_debug_enable(OB_DEBUG_SM, TRUE);
691 else if (!strcmp(argv[i], "--debug-xinerama")) {
692 ob_debug_xinerama = TRUE;
694 else if (!strcmp(argv[i], "--reconfigure")) {
697 else if (!strcmp(argv[i], "--restart")) {
700 else if (!strcmp(argv[i], "--exit")) {
703 else if (!strcmp(argv[i], "--config-file")) {
704 if (i == *argc - 1) /* no args left */
705 g_printerr(_("%s requires an argument\n"), "--config-file");
707 /* this will be in the current locale encoding, which is
709 config_file = argv[i+1];
710 ++i; /* skip the argument */
711 ob_debug("--config-file %s", config_file);
714 else if (!strcmp(argv[i], "--sm-save-file")) {
715 if (i == *argc - 1) /* no args left */
716 /* not translated cuz it's sekret */
717 g_printerr("--sm-save-file requires an argument\n");
719 ob_sm_save_file = g_strdup(argv[i+1]);
720 remove_args(argc, argv, i, 2);
721 --i; /* this arg was removed so go back */
722 ob_debug_type(OB_DEBUG_SM, "--sm-save-file %s",
726 else if (!strcmp(argv[i], "--sm-client-id")) {
727 if (i == *argc - 1) /* no args left */
728 /* not translated cuz it's sekret */
729 g_printerr("--sm-client-id requires an argument\n");
731 ob_sm_id = g_strdup(argv[i+1]);
732 remove_args(argc, argv, i, 2);
733 --i; /* this arg was removed so go back */
734 ob_debug_type(OB_DEBUG_SM, "--sm-client-id %s", ob_sm_id);
737 else if (!strcmp(argv[i], "--sm-disable")) {
740 else if (!strcmp(argv[i], "--sm-no-load")) {
741 ob_sm_restore = FALSE;
742 remove_args(argc, argv, i, 1);
743 --i; /* this arg was removed so go back */
746 /* this is a memleak.. oh well.. heh */
747 gchar *err = g_strdup_printf
748 (_("Invalid command line argument \"%s\"\n"), argv[i]);
749 ob_exit_with_error(err);
754 static Cursor load_cursor(const gchar *name, guint fontval)
759 c = XcursorLibraryLoadCursor(obt_display, name);
762 c = XCreateFontCursor(obt_display, fontval);
766 void ob_exit_with_error(const gchar *msg)
768 g_message("%s", msg);
769 session_shutdown(TRUE);
773 void ob_restart_other(const gchar *path)
775 restart_path = g_strdup(path);
779 void ob_restart(void)
785 void ob_reconfigure(void)
791 void ob_exit(gint code)
794 g_main_loop_quit(ob_main_loop);
797 void ob_exit_replace(void)
800 being_replaced = TRUE;
801 g_main_loop_quit(ob_main_loop);
804 Cursor ob_cursor(ObCursor cursor)
806 g_assert(cursor < OB_NUM_CURSORS);
807 return cursors[cursor];
810 ObState ob_state(void)
815 void ob_set_state(ObState s)