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_BUSY] = load_cursor("left_ptr_watch", XC_watch);
200 cursors[OB_CURSOR_MOVE] = load_cursor("fleur", XC_fleur);
201 cursors[OB_CURSOR_NORTH] = load_cursor("top_side", XC_top_side);
202 cursors[OB_CURSOR_NORTHEAST] = load_cursor("top_right_corner",
203 XC_top_right_corner);
204 cursors[OB_CURSOR_EAST] = load_cursor("right_side", XC_right_side);
205 cursors[OB_CURSOR_SOUTHEAST] = load_cursor("bottom_right_corner",
206 XC_bottom_right_corner);
207 cursors[OB_CURSOR_SOUTH] = load_cursor("bottom_side", XC_bottom_side);
208 cursors[OB_CURSOR_SOUTHWEST] = load_cursor("bottom_left_corner",
209 XC_bottom_left_corner);
210 cursors[OB_CURSOR_WEST] = load_cursor("left_side", XC_left_side);
211 cursors[OB_CURSOR_NORTHWEST] = load_cursor("top_left_corner",
215 prop_startup(); /* get atoms values for the display */
216 extensions_query_all(); /* find which extensions are present */
218 if (screen_annex()) { /* it will be ours! */
220 modkeys_startup(reconfigure);
222 /* get the keycodes for keys we use */
223 keys[OB_KEY_RETURN] = modkeys_sym_to_code(XK_Return);
224 keys[OB_KEY_ESCAPE] = modkeys_sym_to_code(XK_Escape);
225 keys[OB_KEY_LEFT] = modkeys_sym_to_code(XK_Left);
226 keys[OB_KEY_RIGHT] = modkeys_sym_to_code(XK_Right);
227 keys[OB_KEY_UP] = modkeys_sym_to_code(XK_Up);
228 keys[OB_KEY_DOWN] = modkeys_sym_to_code(XK_Down);
235 /* startup the parsing so everything can register sections
239 /* start up config which sets up with the parser */
242 /* parse/load user options */
243 if (parse_load_rc(NULL, &doc, &node)) {
244 parse_tree(i, doc, node->xmlChildrenNode);
247 g_message(_("Unable to find a valid config file, using some simple defaults"));
250 if (config_type != NULL)
251 PROP_SETS(RootWindow(ob_display, ob_screen),
252 ob_config, config_type);
255 /* we're done with parsing now, kill it */
259 /* load the theme specified in the rc file */
262 if ((theme = RrThemeNew(ob_rr_inst, config_theme,
263 config_font_activewindow,
264 config_font_inactivewindow,
265 config_font_menutitle,
266 config_font_menuitem,
269 RrThemeFree(ob_rr_theme);
272 if (ob_rr_theme == NULL)
273 ob_exit_with_error(_("Unable to load a theme."));
279 /* update all existing windows for the new theme */
280 for (it = client_list; it; it = g_list_next(it)) {
281 ObClient *c = it->data;
282 frame_adjust_theme(c->frame);
285 event_startup(reconfigure);
286 /* focus_backup is used for stacking, so this needs to come before
287 anything that calls stacking_add */
288 focus_startup(reconfigure);
289 focus_cycle_startup(reconfigure);
290 focus_cycle_indicator_startup(reconfigure);
291 focus_cycle_popup_startup(reconfigure);
292 window_startup(reconfigure);
293 sn_startup(reconfigure);
294 screen_startup(reconfigure);
295 grab_startup(reconfigure);
296 propwin_startup(reconfigure);
297 group_startup(reconfigure);
298 client_startup(reconfigure);
299 dock_startup(reconfigure);
300 moveresize_startup(reconfigure);
301 keyboard_startup(reconfigure);
302 mouse_startup(reconfigure);
303 menu_startup(reconfigure);
304 menu_frame_startup(reconfigure);
310 /* get all the existing windows */
314 /* focus what was focused if a wm was already running */
315 if (PROP_GET32(RootWindow(ob_display, ob_screen),
316 net_active_window, window, &xid) &&
317 (w = g_hash_table_lookup(window_map, &xid)) &&
320 client_focus(WINDOW_AS_CLIENT(w));
325 /* redecorate all existing windows */
326 for (it = client_list; it; it = g_list_next(it)) {
327 ObClient *c = it->data;
328 /* the new config can change the window's decorations */
329 client_setup_decor_and_functions(c);
330 /* redraw the frames */
331 frame_adjust_area(c->frame, TRUE, TRUE, FALSE);
337 state = OB_STATE_RUNNING;
338 ob_main_loop_run(ob_main_loop);
339 state = OB_STATE_EXITING;
343 client_unmanage_all();
346 menu_frame_shutdown(reconfigure);
347 menu_shutdown(reconfigure);
348 mouse_shutdown(reconfigure);
349 keyboard_shutdown(reconfigure);
350 moveresize_shutdown(reconfigure);
351 dock_shutdown(reconfigure);
352 client_shutdown(reconfigure);
353 group_shutdown(reconfigure);
354 propwin_shutdown(reconfigure);
355 grab_shutdown(reconfigure);
356 screen_shutdown(reconfigure);
357 focus_cycle_popup_shutdown(reconfigure);
358 focus_cycle_indicator_shutdown(reconfigure);
359 focus_cycle_shutdown(reconfigure);
360 focus_shutdown(reconfigure);
361 sn_shutdown(reconfigure);
362 window_shutdown(reconfigure);
363 event_shutdown(reconfigure);
365 modkeys_shutdown(reconfigure);
366 } while (reconfigure);
369 XSync(ob_display, FALSE);
371 RrThemeFree(ob_rr_theme);
372 RrInstanceFree(ob_rr_inst);
374 session_shutdown(being_replaced);
376 XCloseDisplay(ob_display);
378 parse_paths_shutdown();
381 if (restart_path != NULL) {
386 /* run other window manager */
387 if (g_shell_parse_argv(restart_path, &argcp, &argvp, &err)) {
388 execvp(argvp[0], argvp);
392 _("Restart failed to execute new executable '%s': %s"),
393 restart_path, err->message);
398 /* we remove the session arguments from argv, so put them back */
399 if (ob_sm_save_file != NULL || ob_sm_id != NULL) {
404 (ob_sm_save_file != NULL ? 2 : 0) +
405 (ob_sm_id != NULL ? 2 : 0);
406 nargv = g_new0(gchar*, l+1);
407 for (i = 0; i < argc; ++i)
410 if (ob_sm_save_file != NULL) {
411 nargv[i++] = g_strdup("--sm-save-file");
412 nargv[i++] = ob_sm_save_file;
414 if (ob_sm_id != NULL) {
415 nargv[i++] = g_strdup("--sm-client-id");
416 nargv[i++] = ob_sm_id;
423 execvp(argv[0], argv); /* try how we were run */
424 execlp(argv[0], program_name, (gchar*)NULL); /* last resort */
427 /* free stuff passed in from the command line or environment */
428 g_free(ob_sm_save_file);
430 g_free(program_name);
435 static void signal_handler(gint signal, gpointer data)
439 ob_debug("Caught signal %d. Restarting.\n", signal);
443 ob_debug("Caught signal %d. Reconfiguring.\n", signal);
448 while (waitpid(-1, NULL, WNOHANG) > 0);
451 ob_debug("Caught signal %d. Exiting.\n", signal);
452 /* TERM and INT return a 0 code */
453 ob_exit(!(signal == SIGTERM || signal == SIGINT));
457 static void print_version()
459 g_print("Openbox %s\n", PACKAGE_VERSION);
460 g_print(_("Copyright (c)"));
461 g_print(" 2007 Mikael Magnusson\n");
462 g_print(_("Copyright (c)"));
463 g_print(" 2003-2007 Dana Jansens\n\n");
464 g_print("This program comes with ABSOLUTELY NO WARRANTY.\n");
465 g_print("This is free software, and you are welcome to redistribute it\n");
466 g_print("under certain conditions. See the file COPYING for details.\n\n");
469 static void print_help()
471 g_print(_("Syntax: openbox [options]\n"));
472 g_print(_("\nOptions:\n"));
473 g_print(_(" --help Display this help and exit\n"));
474 g_print(_(" --version Display the version and exit\n"));
475 g_print(_(" --replace Replace the currently running window manager\n"));
476 g_print(_(" --sm-disable Disable connection to the session manager\n"));
477 g_print(_("\nPassing messages to a running Openbox instance:\n"));
478 g_print(_(" --reconfigure Reload Openbox's configuration\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 unsetenv("DESKTOP_STARTUP_ID");
504 static void parse_args(gint *argc, gchar **argv)
508 for (i = 1; i < *argc; ++i) {
509 if (!strcmp(argv[i], "--version")) {
513 else if (!strcmp(argv[i], "--help")) {
517 else if (!strcmp(argv[i], "--g-fatal-warnings")) {
518 g_log_set_always_fatal(G_LOG_LEVEL_CRITICAL);
520 else if (!strcmp(argv[i], "--replace")) {
521 ob_replace_wm = TRUE;
522 remove_args(argc, argv, i, 1);
523 --i; /* this arg was removed so go back */
525 else if (!strcmp(argv[i], "--sync")) {
528 else if (!strcmp(argv[i], "--debug")) {
529 ob_debug_show_output(TRUE);
530 ob_debug_enable(OB_DEBUG_SM, TRUE);
531 ob_debug_enable(OB_DEBUG_APP_BUGS, TRUE);
533 else if (!strcmp(argv[i], "--debug-focus")) {
534 ob_debug_show_output(TRUE);
535 ob_debug_enable(OB_DEBUG_SM, TRUE);
536 ob_debug_enable(OB_DEBUG_APP_BUGS, TRUE);
537 ob_debug_enable(OB_DEBUG_FOCUS, TRUE);
539 else if (!strcmp(argv[i], "--debug-xinerama")) {
540 ob_debug_xinerama = TRUE;
542 else if (!strcmp(argv[i], "--reconfigure")) {
544 /* don't make this do anything if it's not in --help ..
545 } else if (!strcmp(argv[i], "--restart")) {
549 else if (!strcmp(argv[i], "--sm-save-file")) {
550 if (i == *argc - 1) /* no args left */
551 /* not translated cuz it's sekret */
552 g_printerr("--sm-save-file requires an argument\n");
554 ob_sm_save_file = g_strdup(argv[i+1]);
555 remove_args(argc, argv, i, 2);
556 --i; /* this arg was removed so go back */
557 ob_debug_type(OB_DEBUG_SM, "--sm-save-file %s\n",
561 else if (!strcmp(argv[i], "--sm-client-id")) {
562 if (i == *argc - 1) /* no args left */
563 /* not translated cuz it's sekret */
564 g_printerr("--sm-client-id requires an argument\n");
566 ob_sm_id = g_strdup(argv[i+1]);
567 remove_args(argc, argv, i, 2);
568 --i; /* this arg was removed so go back */
569 ob_debug_type(OB_DEBUG_SM, "--sm-client-id %s\n", ob_sm_id);
572 else if (!strcmp(argv[i], "--sm-disable")) {
576 /* this is a memleak.. oh well.. heh */
577 gchar *err = g_strdup_printf
578 (_("Invalid command line argument '%s'\n"), argv[i]);
579 ob_exit_with_error(err);
584 static Cursor load_cursor(const gchar *name, guint fontval)
589 c = XcursorLibraryLoadCursor(ob_display, name);
592 c = XCreateFontCursor(ob_display, fontval);
596 void ob_exit_with_error(const gchar *msg)
599 session_shutdown(TRUE);
603 void ob_restart_other(const gchar *path)
605 restart_path = g_strdup(path);
615 void ob_reconfigure()
621 void ob_exit(gint code)
624 ob_main_loop_exit(ob_main_loop);
627 void ob_exit_replace()
630 being_replaced = TRUE;
631 ob_main_loop_exit(ob_main_loop);
634 Cursor ob_cursor(ObCursor cursor)
636 g_assert(cursor < OB_NUM_CURSORS);
637 return cursors[cursor];
640 KeyCode ob_keycode(ObKey key)
642 g_assert(key < OB_NUM_KEYS);