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.
29 #include "startupnotify.h"
31 #include "focus_cycle.h"
32 #include "focus_cycle_indicator.h"
33 #include "focus_cycle_popup.h"
34 #include "moveresize.h"
38 #include "menuframe.h"
45 #include "render/render.h"
46 #include "render/theme.h"
47 #include "obt/display.h"
49 #include "obt/keyboard.h"
50 #include "obt/parse.h"
64 #ifdef HAVE_SYS_STAT_H
65 # include <sys/stat.h>
66 # include <sys/types.h>
68 #ifdef HAVE_SYS_WAIT_H
69 # include <sys/types.h>
70 # include <sys/wait.h>
77 #include <X11/cursorfont.h>
79 #include <X11/Xcursor/Xcursor.h>
83 #include <X11/keysym.h>
85 RrInstance *ob_rr_inst;
87 ObtMainLoop *ob_main_loop;
89 gboolean ob_replace_wm = FALSE;
90 gboolean ob_sm_use = TRUE;
91 gchar *ob_sm_id = NULL;
92 gchar *ob_sm_save_file = NULL;
93 gboolean ob_sm_restore = TRUE;
94 gboolean ob_debug_xinerama = FALSE;
97 static gboolean xsync = FALSE;
98 static gboolean reconfigure = FALSE;
99 static gboolean restart = FALSE;
100 static gchar *restart_path = NULL;
101 static Cursor cursors[OB_NUM_CURSORS];
102 static KeyCode keys[OB_NUM_KEYS];
103 static gint exitcode = 0;
104 static guint remote_control = 0;
105 static gboolean being_replaced = FALSE;
107 static void signal_handler(gint signal, gpointer data);
108 static void remove_args(gint *argc, gchar **argv, gint index, gint num);
109 static void parse_env();
110 static void parse_args(gint *argc, gchar **argv);
111 static Cursor load_cursor(const gchar *name, guint fontval);
113 gint main(gint argc, gchar **argv)
117 state = OB_STATE_STARTING;
119 /* initialize the locale */
120 if (!setlocale(LC_ALL, ""))
121 g_message("Couldn't set locale from environment.");
122 bindtextdomain(PACKAGE_NAME, LOCALEDIR);
123 bind_textdomain_codeset(PACKAGE_NAME, "UTF-8");
124 textdomain(PACKAGE_NAME);
126 if (chdir(g_get_home_dir()) == -1)
127 g_message(_("Unable to change to home directory '%s': %s"),
128 g_get_home_dir(), g_strerror(errno));
130 /* parse the command line args, which can change the argv[0] */
131 parse_args(&argc, argv);
132 /* parse the environment variables */
135 program_name = g_path_get_basename(argv[0]);
136 g_set_prgname(program_name);
138 if (!remote_control) {
139 parse_paths_startup();
141 session_startup(argc, argv);
144 if (!obt_display_open(NULL))
145 ob_exit_with_error(_("Failed to open the display from the DISPLAY environment variable."));
147 if (remote_control) {
148 /* Send client message telling the OB process to:
149 * remote_control = 1 -> reconfigure
150 * remote_control = 2 -> restart */
151 OBT_PROP_MSG(ob_screen, RootWindow(obt_display, ob_screen),
152 OB_CONTROL, remote_control, 0, 0, 0, 0);
153 obt_display_close(obt_display);
157 ob_main_loop = obt_main_loop_new(obt_display);
159 /* set up signal handler */
160 obt_main_loop_signal_add(ob_main_loop, SIGUSR1, signal_handler, NULL,NULL);
161 obt_main_loop_signal_add(ob_main_loop, SIGUSR2, signal_handler, NULL,NULL);
162 obt_main_loop_signal_add(ob_main_loop, SIGTERM, signal_handler, NULL,NULL);
163 obt_main_loop_signal_add(ob_main_loop, SIGINT, signal_handler, NULL,NULL);
164 obt_main_loop_signal_add(ob_main_loop, SIGHUP, signal_handler, NULL,NULL);
165 obt_main_loop_signal_add(ob_main_loop, SIGPIPE, signal_handler, NULL,NULL);
166 obt_main_loop_signal_add(ob_main_loop, SIGCHLD, signal_handler, NULL,NULL);
168 ob_screen = DefaultScreen(obt_display);
170 ob_rr_inst = RrInstanceNew(obt_display, ob_screen);
171 if (ob_rr_inst == NULL)
172 ob_exit_with_error(_("Failed to initialize the obrender library."));
174 XSynchronize(obt_display, xsync);
176 /* check for locale support */
177 if (!XSupportsLocale())
178 g_message(_("X server does not support locale."));
179 if (!XSetLocaleModifiers(""))
180 g_message(_("Cannot set locale modifiers for the X server."));
182 /* set the DISPLAY environment variable for any lauched children, to the
183 display we're using, so they open in the right place. */
184 putenv(g_strdup_printf("DISPLAY=%s", DisplayString(obt_display)));
186 /* create available cursors */
187 cursors[OB_CURSOR_NONE] = None;
188 cursors[OB_CURSOR_POINTER] = load_cursor("left_ptr", XC_left_ptr);
189 cursors[OB_CURSOR_BUSYPOINTER] = load_cursor("left_ptr_watch",XC_left_ptr);
190 cursors[OB_CURSOR_BUSY] = load_cursor("watch", XC_watch);
191 cursors[OB_CURSOR_MOVE] = load_cursor("fleur", XC_fleur);
192 cursors[OB_CURSOR_NORTH] = load_cursor("top_side", XC_top_side);
193 cursors[OB_CURSOR_NORTHEAST] = load_cursor("top_right_corner",
194 XC_top_right_corner);
195 cursors[OB_CURSOR_EAST] = load_cursor("right_side", XC_right_side);
196 cursors[OB_CURSOR_SOUTHEAST] = load_cursor("bottom_right_corner",
197 XC_bottom_right_corner);
198 cursors[OB_CURSOR_SOUTH] = load_cursor("bottom_side", XC_bottom_side);
199 cursors[OB_CURSOR_SOUTHWEST] = load_cursor("bottom_left_corner",
200 XC_bottom_left_corner);
201 cursors[OB_CURSOR_WEST] = load_cursor("left_side", XC_left_side);
202 cursors[OB_CURSOR_NORTHWEST] = load_cursor("top_left_corner",
205 if (screen_annex()) { /* it will be ours! */
207 if (reconfigure) obt_keyboard_reload();
209 /* get the keycodes for keys we use */
210 keys[OB_KEY_RETURN] = obt_keyboard_keysym_to_keycode(XK_Return);
211 keys[OB_KEY_ESCAPE] = obt_keyboard_keysym_to_keycode(XK_Escape);
212 keys[OB_KEY_LEFT] = obt_keyboard_keysym_to_keycode(XK_Left);
213 keys[OB_KEY_RIGHT] = obt_keyboard_keysym_to_keycode(XK_Right);
214 keys[OB_KEY_UP] = obt_keyboard_keysym_to_keycode(XK_Up);
215 keys[OB_KEY_DOWN] = obt_keyboard_keysym_to_keycode(XK_Down);
220 /* startup the parsing so everything can register sections
222 i = obt_parse_instance_new();
224 /* register all the available actions */
225 actions_startup(reconfigure);
226 /* start up config which sets up with the parser */
229 /* parse/load user options */
230 if (obt_parse_load_config_file(i, "openbox", "rc.xml",
233 obt_parse_tree_from_root(i);
236 g_message(_("Unable to find a valid config file, using some simple defaults"));
239 if (config_type != NULL)
240 PROP_SETS(RootWindow(obt_display, ob_screen),
241 ob_config, config_type);
244 /* we're done with parsing now, kill it */
245 obt_parse_instance_unref(i);
248 /* load the theme specified in the rc file */
251 if ((theme = RrThemeNew(ob_rr_inst, config_theme, TRUE,
252 config_font_activewindow,
253 config_font_inactivewindow,
254 config_font_menutitle,
255 config_font_menuitem,
258 RrThemeFree(ob_rr_theme);
261 if (ob_rr_theme == NULL)
262 ob_exit_with_error(_("Unable to load a theme."));
264 OBT_PROP_SETS(RootWindow(obt_display, ob_screen),
265 OB_THEME, utf8, ob_rr_theme->name);
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 sn_startup(reconfigure);
281 window_startup(reconfigure);
282 focus_startup(reconfigure);
283 focus_cycle_startup(reconfigure);
284 focus_cycle_indicator_startup(reconfigure);
285 focus_cycle_popup_startup(reconfigure);
286 screen_startup(reconfigure);
287 grab_startup(reconfigure);
288 group_startup(reconfigure);
289 ping_startup(reconfigure);
290 client_startup(reconfigure);
291 dock_startup(reconfigure);
292 moveresize_startup(reconfigure);
293 keyboard_startup(reconfigure);
294 mouse_startup(reconfigure);
295 menu_frame_startup(reconfigure);
296 menu_startup(reconfigure);
302 /* get all the existing windows */
306 /* focus what was focused if a wm was already running */
307 if (OBT_PROP_GET32(RootWindow(obt_display, ob_screen),
308 NET_ACTIVE_WINDOW, WINDOW, &xid) &&
309 (w = g_hash_table_lookup(window_map, &xid)) &&
312 client_focus(WINDOW_AS_CLIENT(w));
317 /* redecorate all existing windows */
318 for (it = client_list; it; it = g_list_next(it)) {
319 ObClient *c = it->data;
321 /* the new config can change the window's decorations */
322 client_setup_decor_and_functions(c, FALSE);
323 /* redraw the frames */
324 frame_adjust_area(c->frame, TRUE, TRUE, FALSE);
325 /* the decor sizes may have changed, so the windows may
326 end up in new positions */
327 client_reconfigure(c, FALSE);
333 state = OB_STATE_RUNNING;
334 obt_main_loop_run(ob_main_loop);
335 state = OB_STATE_EXITING;
339 client_unmanage_all();
342 menu_shutdown(reconfigure);
343 menu_frame_shutdown(reconfigure);
344 mouse_shutdown(reconfigure);
345 keyboard_shutdown(reconfigure);
346 moveresize_shutdown(reconfigure);
347 dock_shutdown(reconfigure);
348 client_shutdown(reconfigure);
349 ping_shutdown(reconfigure);
350 group_shutdown(reconfigure);
351 grab_shutdown(reconfigure);
352 screen_shutdown(reconfigure);
353 focus_cycle_popup_shutdown(reconfigure);
354 focus_cycle_indicator_shutdown(reconfigure);
355 focus_cycle_shutdown(reconfigure);
356 focus_shutdown(reconfigure);
357 window_shutdown(reconfigure);
358 sn_shutdown(reconfigure);
359 event_shutdown(reconfigure);
361 actions_shutdown(reconfigure);
362 } while (reconfigure);
365 XSync(obt_display, FALSE);
367 RrThemeFree(ob_rr_theme);
368 RrInstanceFree(ob_rr_inst);
370 session_shutdown(being_replaced);
372 obt_display_close(obt_display);
374 parse_paths_shutdown();
377 if (restart_path != NULL) {
382 /* run other window manager */
383 if (g_shell_parse_argv(restart_path, &argcp, &argvp, &err)) {
384 execvp(argvp[0], argvp);
388 _("Restart failed to execute new executable '%s': %s"),
389 restart_path, err->message);
394 /* we remove the session arguments from argv, so put them back,
395 also don't restore the session on restart */
396 if (ob_sm_save_file != NULL || ob_sm_id != NULL) {
401 (ob_sm_save_file != NULL ? 2 : 0) +
402 (ob_sm_id != NULL ? 2 : 0);
403 nargv = g_new0(gchar*, l+1);
404 for (i = 0; i < argc; ++i)
407 if (ob_sm_save_file != NULL) {
408 nargv[i++] = g_strdup("--sm-save-file");
409 nargv[i++] = ob_sm_save_file;
411 if (ob_sm_id != NULL) {
412 nargv[i++] = g_strdup("--sm-client-id");
413 nargv[i++] = ob_sm_id;
415 nargv[i++] = g_strdup("--sm-no-load");
421 execvp(argv[0], argv); /* try how we were run */
422 execlp(argv[0], program_name, (gchar*)NULL); /* last resort */
425 /* free stuff passed in from the command line or environment */
426 g_free(ob_sm_save_file);
428 g_free(program_name);
433 static void signal_handler(gint signal, gpointer data)
437 ob_debug("Caught signal %d. Restarting.\n", signal);
441 ob_debug("Caught signal %d. Reconfiguring.\n", signal);
446 while (waitpid(-1, NULL, WNOHANG) > 0);
449 ob_debug("Caught signal %d. Exiting.\n", signal);
450 /* TERM and INT return a 0 code */
451 ob_exit(!(signal == SIGTERM || signal == SIGINT));
455 static void print_version()
457 g_print("Openbox %s\n", PACKAGE_VERSION);
458 g_print(_("Copyright (c)"));
459 g_print(" 2008 Mikael Magnusson\n");
460 g_print(_("Copyright (c)"));
461 g_print(" 2003-2006 Dana Jansens\n\n");
462 g_print("This program comes with ABSOLUTELY NO WARRANTY.\n");
463 g_print("This is free software, and you are welcome to redistribute it\n");
464 g_print("under certain conditions. See the file COPYING for details.\n\n");
467 static void print_help()
469 g_print(_("Syntax: openbox [options]\n"));
470 g_print(_("\nOptions:\n"));
471 g_print(_(" --help Display this help and exit\n"));
472 g_print(_(" --version Display the version and exit\n"));
473 g_print(_(" --replace Replace the currently running window manager\n"));
474 g_print(_(" --sm-disable Disable connection to the session manager\n"));
475 g_print(_("\nPassing messages to a running Openbox instance:\n"));
476 g_print(_(" --reconfigure Reload Openbox's configuration\n"));
477 g_print(_(" --restart Restart Openbox\n"));
478 g_print(_(" --exit Exit Openbox\n"));
479 g_print(_("\nDebugging options:\n"));
480 g_print(_(" --sync Run in synchronous mode\n"));
481 g_print(_(" --debug Display debugging output\n"));
482 g_print(_(" --debug-focus Display debugging output for focus handling\n"));
483 g_print(_(" --debug-xinerama Split the display into fake xinerama screens\n"));
484 g_print(_("\nPlease report bugs at %s\n"), PACKAGE_BUGREPORT);
487 static void remove_args(gint *argc, gchar **argv, gint index, gint num)
491 for (i = index; i < *argc - num; ++i)
492 argv[i] = argv[i+num];
493 for (; i < *argc; ++i)
498 static void parse_env()
500 /* unset this so we don't pass it on unknowingly */
501 gchar *s = g_strdup("DESKTOP_STARTUP_ID");
506 static void parse_args(gint *argc, gchar **argv)
510 for (i = 1; i < *argc; ++i) {
511 if (!strcmp(argv[i], "--version")) {
515 else if (!strcmp(argv[i], "--help")) {
519 else if (!strcmp(argv[i], "--g-fatal-warnings")) {
520 g_log_set_always_fatal(G_LOG_LEVEL_CRITICAL);
522 else if (!strcmp(argv[i], "--replace")) {
523 ob_replace_wm = TRUE;
524 remove_args(argc, argv, i, 1);
525 --i; /* this arg was removed so go back */
527 else if (!strcmp(argv[i], "--sync")) {
530 else if (!strcmp(argv[i], "--debug")) {
531 ob_debug_show_output(TRUE);
532 ob_debug_enable(OB_DEBUG_SM, TRUE);
533 ob_debug_enable(OB_DEBUG_APP_BUGS, TRUE);
535 else if (!strcmp(argv[i], "--debug-focus")) {
536 ob_debug_show_output(TRUE);
537 ob_debug_enable(OB_DEBUG_SM, TRUE);
538 ob_debug_enable(OB_DEBUG_APP_BUGS, TRUE);
539 ob_debug_enable(OB_DEBUG_FOCUS, TRUE);
541 else if (!strcmp(argv[i], "--debug-xinerama")) {
542 ob_debug_xinerama = TRUE;
544 else if (!strcmp(argv[i], "--reconfigure")) {
547 else if (!strcmp(argv[i], "--restart")) {
550 else if (!strcmp(argv[i], "--exit")) {
553 else if (!strcmp(argv[i], "--sm-save-file")) {
554 if (i == *argc - 1) /* no args left */
555 /* not translated cuz it's sekret */
556 g_printerr("--sm-save-file requires an argument\n");
558 ob_sm_save_file = g_strdup(argv[i+1]);
559 remove_args(argc, argv, i, 2);
560 --i; /* this arg was removed so go back */
561 ob_debug_type(OB_DEBUG_SM, "--sm-save-file %s\n",
565 else if (!strcmp(argv[i], "--sm-client-id")) {
566 if (i == *argc - 1) /* no args left */
567 /* not translated cuz it's sekret */
568 g_printerr("--sm-client-id requires an argument\n");
570 ob_sm_id = g_strdup(argv[i+1]);
571 remove_args(argc, argv, i, 2);
572 --i; /* this arg was removed so go back */
573 ob_debug_type(OB_DEBUG_SM, "--sm-client-id %s\n", ob_sm_id);
576 else if (!strcmp(argv[i], "--sm-disable")) {
579 else if (!strcmp(argv[i], "--sm-no-load")) {
580 ob_sm_restore = FALSE;
581 remove_args(argc, argv, i, 1);
582 --i; /* this arg was removed so go back */
585 /* this is a memleak.. oh well.. heh */
586 gchar *err = g_strdup_printf
587 (_("Invalid command line argument '%s'\n"), argv[i]);
588 ob_exit_with_error(err);
593 static Cursor load_cursor(const gchar *name, guint fontval)
598 c = XcursorLibraryLoadCursor(obt_display, name);
601 c = XCreateFontCursor(obt_display, fontval);
605 void ob_exit_with_error(const gchar *msg)
608 session_shutdown(TRUE);
612 void ob_restart_other(const gchar *path)
614 restart_path = g_strdup(path);
624 void ob_reconfigure()
630 void ob_exit(gint code)
633 obt_main_loop_exit(ob_main_loop);
636 void ob_exit_replace()
639 being_replaced = TRUE;
640 obt_main_loop_exit(ob_main_loop);
643 Cursor ob_cursor(ObCursor cursor)
645 g_assert(cursor < OB_NUM_CURSORS);
646 return cursors[cursor];
649 KeyCode ob_keycode(ObKey key)
651 g_assert(key < OB_NUM_KEYS);