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"
45 #include "parser/parse.h"
46 #include "render/render.h"
47 #include "render/theme.h"
61 #ifdef HAVE_SYS_STAT_H
62 # include <sys/stat.h>
63 # include <sys/types.h>
65 #ifdef HAVE_SYS_WAIT_H
66 # include <sys/types.h>
67 # include <sys/wait.h>
74 #include <X11/cursorfont.h>
76 #include <X11/Xcursor/Xcursor.h>
80 #include <X11/keysym.h>
83 RrInstance *ob_rr_inst;
85 ObMainLoop *ob_main_loop;
88 gboolean ob_replace_wm = FALSE;
89 gboolean ob_sm_use = TRUE;
90 gchar *ob_sm_id = NULL;
91 gchar *ob_sm_save_file = NULL;
94 static gboolean xsync = FALSE;
95 static gboolean reconfigure = FALSE;
96 static gboolean restart = FALSE;
97 static gchar *restart_path = NULL;
98 static Cursor cursors[OB_NUM_CURSORS];
99 static KeyCode keys[OB_NUM_KEYS];
100 static gint exitcode = 0;
101 static guint remote_control = 0;
102 static gboolean being_replaced = FALSE;
103 static gchar *config_type = NULL;
105 static void signal_handler(gint signal, gpointer data);
106 static void remove_args(gint *argc, gchar **argv, gint index, gint num);
107 static void parse_args(gint *argc, gchar **argv);
108 static Cursor load_cursor(const gchar *name, guint fontval);
110 gint main(gint argc, gchar **argv)
114 state = OB_STATE_STARTING;
116 /* initialize the locale */
117 if (!setlocale(LC_ALL, ""))
118 g_message("Couldn't set locale from environment.");
119 bindtextdomain(PACKAGE_NAME, LOCALEDIR);
120 bind_textdomain_codeset(PACKAGE_NAME, "UTF-8");
121 textdomain(PACKAGE_NAME);
123 if (chdir(g_get_home_dir()) == -1)
124 g_message(_("Unable to change to home directory '%s': %s"),
125 g_get_home_dir(), g_strerror(errno));
127 /* parse the command line args, which can change the argv[0] */
128 parse_args(&argc, argv);
130 program_name = g_path_get_basename(argv[0]);
131 g_set_prgname(program_name);
133 if (!remote_control) {
134 parse_paths_startup();
136 session_startup(argc, argv);
140 ob_display = XOpenDisplay(NULL);
141 if (ob_display == NULL)
142 ob_exit_with_error("Failed to open the display.");
143 if (fcntl(ConnectionNumber(ob_display), F_SETFD, 1) == -1)
144 ob_exit_with_error("Failed to set display as close-on-exec.");
146 if (remote_control) {
149 /* Send client message telling the OB process to:
150 * remote_control = 1 -> reconfigure
151 * remote_control = 2 -> restart */
152 PROP_MSG(RootWindow(ob_display, ob_screen),
153 openbox_control, remote_control, 0, 0, 0);
154 XCloseDisplay(ob_display);
158 ob_main_loop = ob_main_loop_new(ob_display);
160 /* set up signal handler */
161 ob_main_loop_signal_add(ob_main_loop, SIGUSR1, signal_handler, NULL, NULL);
162 ob_main_loop_signal_add(ob_main_loop, SIGUSR2, signal_handler, NULL, NULL);
163 ob_main_loop_signal_add(ob_main_loop, SIGTERM, signal_handler, NULL, NULL);
164 ob_main_loop_signal_add(ob_main_loop, SIGINT, signal_handler, NULL, NULL);
165 ob_main_loop_signal_add(ob_main_loop, SIGHUP, signal_handler, NULL, NULL);
166 ob_main_loop_signal_add(ob_main_loop, SIGPIPE, signal_handler, NULL, NULL);
167 ob_main_loop_signal_add(ob_main_loop, SIGCHLD, signal_handler, NULL, NULL);
169 ob_screen = DefaultScreen(ob_display);
171 ob_rr_inst = RrInstanceNew(ob_display, ob_screen);
172 if (ob_rr_inst == NULL)
173 ob_exit_with_error("Failed to initialize the render library.");
175 XSynchronize(ob_display, xsync);
177 /* check for locale support */
178 if (!XSupportsLocale())
179 g_message(_("X server does not support locale."));
180 if (!XSetLocaleModifiers(""))
181 g_message(_("Cannot set locale modifiers for the X server."));
183 /* set our error handler */
184 XSetErrorHandler(xerror_handler);
186 /* set the DISPLAY environment variable for any lauched children, to the
187 display we're using, so they open in the right place. */
188 putenv(g_strdup_printf("DISPLAY=%s", DisplayString(ob_display)));
190 /* create available cursors */
191 cursors[OB_CURSOR_NONE] = None;
192 cursors[OB_CURSOR_POINTER] = load_cursor("left_ptr", XC_left_ptr);
193 cursors[OB_CURSOR_BUSY] = load_cursor("left_ptr_watch", XC_watch);
194 cursors[OB_CURSOR_MOVE] = load_cursor("fleur", XC_fleur);
195 cursors[OB_CURSOR_NORTH] = load_cursor("top_side", XC_top_side);
196 cursors[OB_CURSOR_NORTHEAST] = load_cursor("top_right_corner",
197 XC_top_right_corner);
198 cursors[OB_CURSOR_EAST] = load_cursor("right_side", XC_right_side);
199 cursors[OB_CURSOR_SOUTHEAST] = load_cursor("bottom_right_corner",
200 XC_bottom_right_corner);
201 cursors[OB_CURSOR_SOUTH] = load_cursor("bottom_side", XC_bottom_side);
202 cursors[OB_CURSOR_SOUTHWEST] = load_cursor("bottom_left_corner",
203 XC_bottom_left_corner);
204 cursors[OB_CURSOR_WEST] = load_cursor("left_side", XC_left_side);
205 cursors[OB_CURSOR_NORTHWEST] = load_cursor("top_left_corner",
209 prop_startup(); /* get atoms values for the display */
210 extensions_query_all(); /* find which extensions are present */
212 if (screen_annex(program_name)) { /* it will be ours! */
214 modkeys_startup(reconfigure);
216 /* get the keycodes for keys we use */
217 keys[OB_KEY_RETURN] = modkeys_sym_to_code(XK_Return);
218 keys[OB_KEY_ESCAPE] = modkeys_sym_to_code(XK_Escape);
219 keys[OB_KEY_LEFT] = modkeys_sym_to_code(XK_Left);
220 keys[OB_KEY_RIGHT] = modkeys_sym_to_code(XK_Right);
221 keys[OB_KEY_UP] = modkeys_sym_to_code(XK_Up);
222 keys[OB_KEY_DOWN] = modkeys_sym_to_code(XK_Down);
229 /* startup the parsing so everything can register sections
233 /* start up config which sets up with the parser */
236 /* parse/load user options */
237 if (parse_load_rc(config_type, &doc, &node)) {
238 parse_tree(i, doc, node->xmlChildrenNode);
241 g_message(_("Unable to find a valid config file, using some simple defaults"));
243 if (config_type != NULL)
244 PROP_SETS(RootWindow(ob_display, ob_screen),
245 openbox_config, config_type);
247 /* we're done with parsing now, kill it */
251 /* load the theme specified in the rc file */
254 if ((theme = RrThemeNew(ob_rr_inst, config_theme,
255 config_font_activewindow,
256 config_font_inactivewindow,
257 config_font_menutitle,
258 config_font_menuitem,
261 RrThemeFree(ob_rr_theme);
264 if (ob_rr_theme == NULL)
265 ob_exit_with_error("Unable to load a theme.");
271 /* update all existing windows for the new theme */
272 for (it = client_list; it; it = g_list_next(it)) {
273 ObClient *c = it->data;
274 frame_adjust_theme(c->frame);
277 event_startup(reconfigure);
278 /* focus_backup is used for stacking, so this needs to come before
279 anything that calls stacking_add */
280 focus_startup(reconfigure);
281 window_startup(reconfigure);
282 sn_startup(reconfigure);
283 screen_startup(reconfigure);
284 grab_startup(reconfigure);
285 propwin_startup(reconfigure);
286 group_startup(reconfigure);
287 client_startup(reconfigure);
288 dock_startup(reconfigure);
289 moveresize_startup(reconfigure);
290 keyboard_startup(reconfigure);
291 mouse_startup(reconfigure);
292 menu_startup(reconfigure);
293 menu_frame_startup(reconfigure);
299 /* get all the existing windows */
303 /* focus what was focused if a wm was already running */
304 if (PROP_GET32(RootWindow(ob_display, ob_screen),
305 net_active_window, window, &xid) &&
306 (w = g_hash_table_lookup(window_map, &xid)) &&
309 client_focus(WINDOW_AS_CLIENT(w));
314 /* redecorate all existing windows */
315 for (it = client_list; it; it = g_list_next(it)) {
316 ObClient *c = it->data;
317 /* the new config can change the window's decorations */
318 client_setup_decor_and_functions(c);
319 /* redraw the frames */
320 frame_adjust_area(c->frame, TRUE, TRUE, FALSE);
326 state = OB_STATE_RUNNING;
327 ob_main_loop_run(ob_main_loop);
328 state = OB_STATE_EXITING;
332 client_unmanage_all();
335 menu_frame_shutdown(reconfigure);
336 menu_shutdown(reconfigure);
337 mouse_shutdown(reconfigure);
338 keyboard_shutdown(reconfigure);
339 moveresize_shutdown(reconfigure);
340 dock_shutdown(reconfigure);
341 client_shutdown(reconfigure);
342 group_shutdown(reconfigure);
343 propwin_shutdown(reconfigure);
344 grab_shutdown(reconfigure);
345 screen_shutdown(reconfigure);
346 focus_shutdown(reconfigure);
347 sn_shutdown(reconfigure);
348 window_shutdown(reconfigure);
349 event_shutdown(reconfigure);
351 modkeys_shutdown(reconfigure);
352 } while (reconfigure);
355 XSync(ob_display, FALSE);
357 RrThemeFree(ob_rr_theme);
358 RrInstanceFree(ob_rr_inst);
360 session_shutdown(being_replaced);
362 XCloseDisplay(ob_display);
364 parse_paths_shutdown();
367 if (restart_path != NULL) {
372 /* run other window manager */
373 if (g_shell_parse_argv(restart_path, &argcp, &argvp, &err)) {
374 execvp(argvp[0], argvp);
378 _("Restart failed to execute new executable '%s': %s"),
379 restart_path, err->message);
384 /* we remove the session arguments from argv, so put them back */
385 if (ob_sm_save_file != NULL || ob_sm_id != NULL) {
390 (ob_sm_save_file != NULL ? 2 : 0) +
391 (ob_sm_id != NULL ? 2 : 0);
392 nargv = g_new0(gchar*, l+1);
393 for (i = 0; i < argc; ++i)
396 if (ob_sm_save_file != NULL) {
397 nargv[i++] = g_strdup("--sm-save-file");
398 nargv[i++] = ob_sm_save_file;
400 if (ob_sm_id != NULL) {
401 nargv[i++] = g_strdup("--sm-client-id");
402 nargv[i++] = ob_sm_id;
409 execvp(argv[0], argv); /* try how we were run */
410 execlp(argv[0], program_name, (gchar*)NULL); /* last resort */
413 /* free stuff passed in from the command line or environment */
414 g_free(ob_sm_save_file);
417 g_free(program_name);
422 static void signal_handler(gint signal, gpointer data)
426 ob_debug("Caught signal %d. Restarting.\n", signal);
430 ob_debug("Caught signal %d. Reconfiguring.\n", signal);
435 while (waitpid(-1, NULL, WNOHANG) > 0);
438 ob_debug("Caught signal %d. Exiting.\n", signal);
439 /* TERM and INT return a 0 code */
440 ob_exit(!(signal == SIGTERM || signal == SIGINT));
444 static void print_version()
446 g_print("Openbox %s\n", PACKAGE_VERSION);
447 g_print(_("Copyright (c)"));
448 g_print(" 2007 Mikael Magnusson\n");
449 g_print(_("Copyright (c)"));
450 g_print(" 2003-2007 Dana Jansens\n\n");
451 g_print("This program comes with ABSOLUTELY NO WARRANTY.\n");
452 g_print("This is free software, and you are welcome to redistribute it\n");
453 g_print("under certain conditions. See the file COPYING for details.\n\n");
456 static void print_help()
458 g_print(_("Syntax: openbox [options]\n"));
459 g_print(_("\nOptions:\n"));
460 g_print(_(" --config TYPE Specify the configuration profile to use\n"));
462 g_print(_(" --sm-disable Disable connection to the session manager\n"));
464 g_print(_(" --replace Replace the currently running window manager\n"));
465 g_print(_(" --help Display this help and exit\n"));
466 g_print(_(" --version Display the version and exit\n"));
467 g_print(_("\nPassing messages to a running Openbox instance:\n"));
468 g_print(_(" --reconfigure Reload Openbox's configuration\n"));
469 g_print(_("\nDebugging options:\n"));
470 g_print(_(" --sync Run in synchronous mode\n"));
471 g_print(_(" --debug Display debugging output\n"));
472 g_print(_(" --debug-focus Display debugging output for focus handling\n"));
473 g_print(_("\nPlease report bugs at %s\n"), PACKAGE_BUGREPORT);
476 static void remove_args(gint *argc, gchar **argv, gint index, gint num)
480 for (i = index; i < *argc - num; ++i)
481 argv[i] = argv[i+num];
482 for (; i < *argc; ++i)
487 static void parse_args(gint *argc, gchar **argv)
491 for (i = 1; i < *argc; ++i) {
492 if (!strcmp(argv[i], "--version")) {
496 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);
503 else if (!strcmp(argv[i], "--replace")) {
504 ob_replace_wm = TRUE;
505 remove_args(argc, argv, i, 1);
506 --i; /* this arg was removed so go back */
508 else if (!strcmp(argv[i], "--sync")) {
511 else if (!strcmp(argv[i], "--debug")) {
512 ob_debug_show_output(TRUE);
513 ob_debug_enable(OB_DEBUG_SM, TRUE);
514 ob_debug_enable(OB_DEBUG_APP_BUGS, TRUE);
516 else if (!strcmp(argv[i], "--debug-focus")) {
517 ob_debug_show_output(TRUE);
518 ob_debug_enable(OB_DEBUG_SM, TRUE);
519 ob_debug_enable(OB_DEBUG_APP_BUGS, TRUE);
520 ob_debug_enable(OB_DEBUG_FOCUS, TRUE);
522 else if (!strcmp(argv[i], "--reconfigure")) {
524 /* don't make this do anything if it's not in --help ..
525 } else if (!strcmp(argv[i], "--restart")) {
529 else if (!strcmp(argv[i], "--config")) {
530 if (i == *argc - 1) /* no args left */
531 g_printerr(_("--config requires an argument\n"));
533 config_type = g_strdup(argv[i+1]);
538 else if (!strcmp(argv[i], "--sm-save-file")) {
539 if (i == *argc - 1) /* no args left */
540 /* not translated cuz it's sekret */
541 g_printerr("--sm-save-file requires an argument\n");
543 ob_sm_save_file = g_strdup(argv[i+1]);
544 remove_args(argc, argv, i, 2);
545 --i; /* this arg was removed so go back */
546 ob_debug_type(OB_DEBUG_SM, "--sm-save-file %s\n",
550 else if (!strcmp(argv[i], "--sm-client-id")) {
551 if (i == *argc - 1) /* no args left */
552 /* not translated cuz it's sekret */
553 g_printerr("--sm-client-id requires an argument\n");
555 ob_sm_id = g_strdup(argv[i+1]);
556 remove_args(argc, argv, i, 2);
557 --i; /* this arg was removed so go back */
558 ob_debug_type(OB_DEBUG_SM, "--sm-client-id %s\n", ob_sm_id);
561 else if (!strcmp(argv[i], "--sm-disable")) {
566 /* this is a memleak.. oh well.. heh */
567 gchar *err = g_strdup_printf
568 ("Invalid command line argument '%s'\n", argv[i]);
569 ob_exit_with_error(err);
574 static Cursor load_cursor(const gchar *name, guint fontval)
579 c = XcursorLibraryLoadCursor(ob_display, name);
582 c = XCreateFontCursor(ob_display, fontval);
586 void ob_exit_with_error(const gchar *msg)
589 session_shutdown(TRUE);
593 void ob_restart_other(const gchar *path)
595 restart_path = g_strdup(path);
605 void ob_reconfigure()
611 void ob_exit(gint code)
614 ob_main_loop_exit(ob_main_loop);
617 void ob_exit_replace()
620 being_replaced = TRUE;
621 ob_main_loop_exit(ob_main_loop);
624 Cursor ob_cursor(ObCursor cursor)
626 g_assert(cursor < OB_NUM_CURSORS);
627 return cursors[cursor];
630 KeyCode ob_keycode(ObKey key)
632 g_assert(key < OB_NUM_KEYS);