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 "focus_cycle.h"
34 #include "focus_cycle_indicator.h"
35 #include "focus_cycle_popup.h"
36 #include "moveresize.h"
40 #include "extensions.h"
41 #include "menuframe.h"
48 #include "parser/parse.h"
49 #include "render/render.h"
50 #include "render/theme.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>
86 RrInstance *ob_rr_inst;
88 ObMainLoop *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_debug_xinerama = FALSE;
98 static gboolean xsync = FALSE;
99 static gboolean reconfigure = FALSE;
100 static gboolean restart = FALSE;
101 static gchar *restart_path = NULL;
102 static Cursor cursors[OB_NUM_CURSORS];
103 static KeyCode keys[OB_NUM_KEYS];
104 static gint exitcode = 0;
105 static guint remote_control = 0;
106 static gboolean being_replaced = FALSE;
108 static void signal_handler(gint signal, gpointer data);
109 static void remove_args(gint *argc, gchar **argv, gint index, gint num);
110 static void parse_env();
111 static void parse_args(gint *argc, gchar **argv);
112 static Cursor load_cursor(const gchar *name, guint fontval);
114 gint main(gint argc, gchar **argv)
118 state = OB_STATE_STARTING;
120 /* initialize the locale */
121 if (!setlocale(LC_ALL, ""))
122 g_message("Couldn't set locale from environment.");
123 bindtextdomain(PACKAGE_NAME, LOCALEDIR);
124 bind_textdomain_codeset(PACKAGE_NAME, "UTF-8");
125 textdomain(PACKAGE_NAME);
127 if (chdir(g_get_home_dir()) == -1)
128 g_message(_("Unable to change to home directory '%s': %s"),
129 g_get_home_dir(), g_strerror(errno));
131 /* parse the command line args, which can change the argv[0] */
132 parse_args(&argc, argv);
133 /* parse the environment variables */
136 program_name = g_path_get_basename(argv[0]);
137 g_set_prgname(program_name);
139 if (!remote_control) {
140 parse_paths_startup();
142 session_startup(argc, argv);
146 ob_display = XOpenDisplay(NULL);
147 if (ob_display == NULL)
148 ob_exit_with_error(_("Failed to open the display from the DISPLAY environment variable."));
149 if (fcntl(ConnectionNumber(ob_display), F_SETFD, 1) == -1)
150 ob_exit_with_error("Failed to set display as close-on-exec");
152 if (remote_control) {
155 /* Send client message telling the OB process to:
156 * remote_control = 1 -> reconfigure
157 * remote_control = 2 -> restart */
158 PROP_MSG(RootWindow(ob_display, ob_screen),
159 ob_control, remote_control, 0, 0, 0);
160 XCloseDisplay(ob_display);
164 ob_main_loop = ob_main_loop_new(ob_display);
166 /* set up signal handler */
167 ob_main_loop_signal_add(ob_main_loop, SIGUSR1, signal_handler, NULL, NULL);
168 ob_main_loop_signal_add(ob_main_loop, SIGUSR2, signal_handler, NULL, NULL);
169 ob_main_loop_signal_add(ob_main_loop, SIGTERM, signal_handler, NULL, NULL);
170 ob_main_loop_signal_add(ob_main_loop, SIGINT, signal_handler, NULL, NULL);
171 ob_main_loop_signal_add(ob_main_loop, SIGHUP, signal_handler, NULL, NULL);
172 ob_main_loop_signal_add(ob_main_loop, SIGPIPE, signal_handler, NULL, NULL);
173 ob_main_loop_signal_add(ob_main_loop, SIGCHLD, signal_handler, NULL, NULL);
175 ob_screen = DefaultScreen(ob_display);
177 ob_rr_inst = RrInstanceNew(ob_display, ob_screen);
178 if (ob_rr_inst == NULL)
179 ob_exit_with_error(_("Failed to initialize the render library."));
181 XSynchronize(ob_display, xsync);
183 /* check for locale support */
184 if (!XSupportsLocale())
185 g_message(_("X server does not support locale."));
186 if (!XSetLocaleModifiers(""))
187 g_message(_("Cannot set locale modifiers for the X server."));
189 /* set our error handler */
190 XSetErrorHandler(xerror_handler);
192 /* set the DISPLAY environment variable for any lauched children, to the
193 display we're using, so they open in the right place. */
194 putenv(g_strdup_printf("DISPLAY=%s", DisplayString(ob_display)));
196 /* create available cursors */
197 cursors[OB_CURSOR_NONE] = None;
198 cursors[OB_CURSOR_POINTER] = load_cursor("left_ptr", XC_left_ptr);
199 cursors[OB_CURSOR_BUSYPOINTER] = load_cursor("left_ptr_watch",XC_left_ptr);
200 cursors[OB_CURSOR_BUSY] = load_cursor("watch", XC_watch);
201 cursors[OB_CURSOR_MOVE] = load_cursor("fleur", XC_fleur);
202 cursors[OB_CURSOR_NORTH] = load_cursor("top_side", XC_top_side);
203 cursors[OB_CURSOR_NORTHEAST] = load_cursor("top_right_corner",
204 XC_top_right_corner);
205 cursors[OB_CURSOR_EAST] = load_cursor("right_side", XC_right_side);
206 cursors[OB_CURSOR_SOUTHEAST] = load_cursor("bottom_right_corner",
207 XC_bottom_right_corner);
208 cursors[OB_CURSOR_SOUTH] = load_cursor("bottom_side", XC_bottom_side);
209 cursors[OB_CURSOR_SOUTHWEST] = load_cursor("bottom_left_corner",
210 XC_bottom_left_corner);
211 cursors[OB_CURSOR_WEST] = load_cursor("left_side", XC_left_side);
212 cursors[OB_CURSOR_NORTHWEST] = load_cursor("top_left_corner",
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! */
221 modkeys_startup(reconfigure);
223 /* get the keycodes for keys we use */
224 keys[OB_KEY_RETURN] = modkeys_sym_to_code(XK_Return);
225 keys[OB_KEY_ESCAPE] = modkeys_sym_to_code(XK_Escape);
226 keys[OB_KEY_LEFT] = modkeys_sym_to_code(XK_Left);
227 keys[OB_KEY_RIGHT] = modkeys_sym_to_code(XK_Right);
228 keys[OB_KEY_UP] = modkeys_sym_to_code(XK_Up);
229 keys[OB_KEY_DOWN] = modkeys_sym_to_code(XK_Down);
236 /* startup the parsing so everything can register sections
240 /* start up config which sets up with the parser */
243 /* parse/load user options */
244 if (parse_load_rc(NULL, &doc, &node)) {
245 parse_tree(i, doc, node->xmlChildrenNode);
248 g_message(_("Unable to find a valid config file, using some simple defaults"));
251 if (config_type != NULL)
252 PROP_SETS(RootWindow(ob_display, ob_screen),
253 ob_config, config_type);
256 /* we're done with parsing now, kill it */
260 /* load the theme specified in the rc file */
263 if ((theme = RrThemeNew(ob_rr_inst, config_theme,
264 config_font_activewindow,
265 config_font_inactivewindow,
266 config_font_menutitle,
267 config_font_menuitem,
270 RrThemeFree(ob_rr_theme);
273 if (ob_rr_theme == NULL)
274 ob_exit_with_error(_("Unable to load a theme."));
280 /* update all existing windows for the new theme */
281 for (it = client_list; it; it = g_list_next(it)) {
282 ObClient *c = it->data;
283 frame_adjust_theme(c->frame);
286 event_startup(reconfigure);
287 /* focus_backup is used for stacking, so this needs to come before
288 anything that calls stacking_add */
289 focus_startup(reconfigure);
290 focus_cycle_startup(reconfigure);
291 focus_cycle_indicator_startup(reconfigure);
292 focus_cycle_popup_startup(reconfigure);
293 window_startup(reconfigure);
294 sn_startup(reconfigure);
295 screen_startup(reconfigure);
296 grab_startup(reconfigure);
297 propwin_startup(reconfigure);
298 group_startup(reconfigure);
299 client_startup(reconfigure);
300 dock_startup(reconfigure);
301 moveresize_startup(reconfigure);
302 keyboard_startup(reconfigure);
303 mouse_startup(reconfigure);
304 menu_frame_startup(reconfigure);
305 menu_startup(reconfigure);
311 /* get all the existing windows */
315 /* focus what was focused if a wm was already running */
316 if (PROP_GET32(RootWindow(ob_display, ob_screen),
317 net_active_window, window, &xid) &&
318 (w = g_hash_table_lookup(window_map, &xid)) &&
321 client_focus(WINDOW_AS_CLIENT(w));
326 /* redecorate all existing windows */
327 for (it = client_list; it; it = g_list_next(it)) {
328 ObClient *c = it->data;
329 /* the new config can change the window's decorations */
330 client_setup_decor_and_functions(c);
331 /* redraw the frames */
332 frame_adjust_area(c->frame, TRUE, TRUE, FALSE);
338 state = OB_STATE_RUNNING;
339 ob_main_loop_run(ob_main_loop);
340 state = OB_STATE_EXITING;
344 client_unmanage_all();
347 menu_shutdown(reconfigure);
348 menu_frame_shutdown(reconfigure);
349 mouse_shutdown(reconfigure);
350 keyboard_shutdown(reconfigure);
351 moveresize_shutdown(reconfigure);
352 dock_shutdown(reconfigure);
353 client_shutdown(reconfigure);
354 group_shutdown(reconfigure);
355 propwin_shutdown(reconfigure);
356 grab_shutdown(reconfigure);
357 screen_shutdown(reconfigure);
358 focus_cycle_popup_shutdown(reconfigure);
359 focus_cycle_indicator_shutdown(reconfigure);
360 focus_cycle_shutdown(reconfigure);
361 focus_shutdown(reconfigure);
362 sn_shutdown(reconfigure);
363 window_shutdown(reconfigure);
364 event_shutdown(reconfigure);
366 modkeys_shutdown(reconfigure);
367 } while (reconfigure);
370 XSync(ob_display, FALSE);
372 RrThemeFree(ob_rr_theme);
373 RrInstanceFree(ob_rr_inst);
375 session_shutdown(being_replaced);
377 XCloseDisplay(ob_display);
379 parse_paths_shutdown();
382 if (restart_path != NULL) {
387 /* run other window manager */
388 if (g_shell_parse_argv(restart_path, &argcp, &argvp, &err)) {
389 execvp(argvp[0], argvp);
393 _("Restart failed to execute new executable '%s': %s"),
394 restart_path, err->message);
399 /* we remove the session arguments from argv, so put them back */
400 if (ob_sm_save_file != NULL || ob_sm_id != NULL) {
405 (ob_sm_save_file != NULL ? 2 : 0) +
406 (ob_sm_id != NULL ? 2 : 0);
407 nargv = g_new0(gchar*, l+1);
408 for (i = 0; i < argc; ++i)
411 if (ob_sm_save_file != NULL) {
412 nargv[i++] = g_strdup("--sm-save-file");
413 nargv[i++] = ob_sm_save_file;
415 if (ob_sm_id != NULL) {
416 nargv[i++] = g_strdup("--sm-client-id");
417 nargv[i++] = ob_sm_id;
424 execvp(argv[0], argv); /* try how we were run */
425 execlp(argv[0], program_name, (gchar*)NULL); /* last resort */
428 /* free stuff passed in from the command line or environment */
429 g_free(ob_sm_save_file);
431 g_free(program_name);
436 static void signal_handler(gint signal, gpointer data)
440 ob_debug("Caught signal %d. Restarting.\n", signal);
444 ob_debug("Caught signal %d. Reconfiguring.\n", signal);
449 while (waitpid(-1, NULL, WNOHANG) > 0);
452 ob_debug("Caught signal %d. Exiting.\n", signal);
453 /* TERM and INT return a 0 code */
454 ob_exit(!(signal == SIGTERM || signal == SIGINT));
458 static void print_version()
460 g_print("Openbox %s\n", PACKAGE_VERSION);
461 g_print(_("Copyright (c)"));
462 g_print(" 2007 Mikael Magnusson\n");
463 g_print(_("Copyright (c)"));
464 g_print(" 2003-2007 Dana Jansens\n\n");
465 g_print("This program comes with ABSOLUTELY NO WARRANTY.\n");
466 g_print("This is free software, and you are welcome to redistribute it\n");
467 g_print("under certain conditions. See the file COPYING for details.\n\n");
470 static void print_help()
472 g_print(_("Syntax: openbox [options]\n"));
473 g_print(_("\nOptions:\n"));
474 g_print(_(" --help Display this help and exit\n"));
475 g_print(_(" --version Display the version and exit\n"));
476 g_print(_(" --replace Replace the currently running window manager\n"));
477 g_print(_(" --sm-disable Disable connection to the session manager\n"));
478 g_print(_("\nPassing messages to a running Openbox instance:\n"));
479 g_print(_(" --reconfigure Reload Openbox's configuration\n"));
480 g_print(_("\nDebugging options:\n"));
481 g_print(_(" --sync Run in synchronous mode\n"));
482 g_print(_(" --debug Display debugging output\n"));
483 g_print(_(" --debug-focus Display debugging output for focus handling\n"));
484 g_print(_(" --debug-xinerama Split the display into fake xinerama screens\n"));
485 g_print(_("\nPlease report bugs at %s\n"), PACKAGE_BUGREPORT);
488 static void remove_args(gint *argc, gchar **argv, gint index, gint num)
492 for (i = index; i < *argc - num; ++i)
493 argv[i] = argv[i+num];
494 for (; i < *argc; ++i)
499 static void parse_env()
501 /* unset this so we don't pass it on unknowingly */
502 unsetenv("DESKTOP_STARTUP_ID");
505 static void parse_args(gint *argc, gchar **argv)
509 for (i = 1; i < *argc; ++i) {
510 if (!strcmp(argv[i], "--version")) {
514 else if (!strcmp(argv[i], "--help")) {
518 else if (!strcmp(argv[i], "--g-fatal-warnings")) {
519 g_log_set_always_fatal(G_LOG_LEVEL_CRITICAL);
521 else if (!strcmp(argv[i], "--replace")) {
522 ob_replace_wm = TRUE;
523 remove_args(argc, argv, i, 1);
524 --i; /* this arg was removed so go back */
526 else if (!strcmp(argv[i], "--sync")) {
529 else if (!strcmp(argv[i], "--debug")) {
530 ob_debug_show_output(TRUE);
531 ob_debug_enable(OB_DEBUG_SM, TRUE);
532 ob_debug_enable(OB_DEBUG_APP_BUGS, TRUE);
534 else if (!strcmp(argv[i], "--debug-focus")) {
535 ob_debug_show_output(TRUE);
536 ob_debug_enable(OB_DEBUG_SM, TRUE);
537 ob_debug_enable(OB_DEBUG_APP_BUGS, TRUE);
538 ob_debug_enable(OB_DEBUG_FOCUS, TRUE);
540 else if (!strcmp(argv[i], "--debug-xinerama")) {
541 ob_debug_xinerama = TRUE;
543 else if (!strcmp(argv[i], "--reconfigure")) {
545 /* don't make this do anything if it's not in --help ..
546 } else if (!strcmp(argv[i], "--restart")) {
550 else if (!strcmp(argv[i], "--sm-save-file")) {
551 if (i == *argc - 1) /* no args left */
552 /* not translated cuz it's sekret */
553 g_printerr("--sm-save-file requires an argument\n");
555 ob_sm_save_file = 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-save-file %s\n",
562 else if (!strcmp(argv[i], "--sm-client-id")) {
563 if (i == *argc - 1) /* no args left */
564 /* not translated cuz it's sekret */
565 g_printerr("--sm-client-id requires an argument\n");
567 ob_sm_id = g_strdup(argv[i+1]);
568 remove_args(argc, argv, i, 2);
569 --i; /* this arg was removed so go back */
570 ob_debug_type(OB_DEBUG_SM, "--sm-client-id %s\n", ob_sm_id);
573 else if (!strcmp(argv[i], "--sm-disable")) {
577 /* this is a memleak.. oh well.. heh */
578 gchar *err = g_strdup_printf
579 (_("Invalid command line argument '%s'\n"), argv[i]);
580 ob_exit_with_error(err);
585 static Cursor load_cursor(const gchar *name, guint fontval)
590 c = XcursorLibraryLoadCursor(ob_display, name);
593 c = XCreateFontCursor(ob_display, fontval);
597 void ob_exit_with_error(const gchar *msg)
600 session_shutdown(TRUE);
604 void ob_restart_other(const gchar *path)
606 restart_path = g_strdup(path);
616 void ob_reconfigure()
622 void ob_exit(gint code)
625 ob_main_loop_exit(ob_main_loop);
628 void ob_exit_replace()
631 being_replaced = TRUE;
632 ob_main_loop_exit(ob_main_loop);
635 Cursor ob_cursor(ObCursor cursor)
637 g_assert(cursor < OB_NUM_CURSORS);
638 return cursors[cursor];
641 KeyCode ob_keycode(ObKey key)
643 g_assert(key < OB_NUM_KEYS);