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.
32 #include "startupnotify.h"
34 #include "focus_cycle.h"
35 #include "focus_cycle_indicator.h"
36 #include "focus_cycle_popup.h"
37 #include "moveresize.h"
38 #include "composite.h"
42 #include "extensions.h"
43 #include "menuframe.h"
50 #include "parser/parse.h"
51 #include "render/render.h"
52 #include "render/theme.h"
66 #ifdef HAVE_SYS_STAT_H
67 # include <sys/stat.h>
68 # include <sys/types.h>
70 #ifdef HAVE_SYS_WAIT_H
71 # include <sys/types.h>
72 # include <sys/wait.h>
79 #include <X11/cursorfont.h>
81 #include <X11/Xcursor/Xcursor.h>
85 #include <X11/keysym.h>
88 RrInstance *ob_rr_inst;
90 ObMainLoop *ob_main_loop;
93 gboolean ob_replace_wm = FALSE;
94 gboolean ob_sm_use = TRUE;
95 gchar *ob_sm_id = NULL;
96 gchar *ob_sm_save_file = NULL;
97 gboolean ob_sm_restore = TRUE;
98 gboolean ob_debug_xinerama = FALSE;
100 static ObState state;
101 static gboolean xsync = FALSE;
102 static gboolean reconfigure = FALSE;
103 static gboolean restart = FALSE;
104 static gchar *restart_path = NULL;
105 static Cursor cursors[OB_NUM_CURSORS];
106 static KeyCode keys[OB_NUM_KEYS];
107 static gint exitcode = 0;
108 static guint remote_control = 0;
109 static gboolean being_replaced = FALSE;
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);
117 gint main(gint argc, gchar **argv)
121 state = OB_STATE_STARTING;
123 /* initialize the locale */
124 if (!setlocale(LC_ALL, ""))
125 g_message("Couldn't set locale from environment.");
126 bindtextdomain(PACKAGE_NAME, LOCALEDIR);
127 bind_textdomain_codeset(PACKAGE_NAME, "UTF-8");
128 textdomain(PACKAGE_NAME);
130 if (chdir(g_get_home_dir()) == -1)
131 g_message(_("Unable to change to home directory '%s': %s"),
132 g_get_home_dir(), g_strerror(errno));
134 /* parse the command line args, which can change the argv[0] */
135 parse_args(&argc, argv);
136 /* parse the environment variables */
139 program_name = g_path_get_basename(argv[0]);
140 g_set_prgname(program_name);
142 if (!remote_control) {
143 parse_paths_startup();
145 session_startup(argc, argv);
149 ob_display = XOpenDisplay(NULL);
150 if (ob_display == NULL)
151 ob_exit_with_error(_("Failed to open the display from the DISPLAY environment variable."));
152 if (fcntl(ConnectionNumber(ob_display), F_SETFD, 1) == -1)
153 ob_exit_with_error("Failed to set display as close-on-exec");
155 if (remote_control) {
158 /* Send client message telling the OB process to:
159 * remote_control = 1 -> reconfigure
160 * remote_control = 2 -> restart */
161 PROP_MSG(RootWindow(ob_display, ob_screen),
162 ob_control, remote_control, 0, 0, 0);
163 XCloseDisplay(ob_display);
167 ob_main_loop = ob_main_loop_new(ob_display);
169 /* set up signal handler */
170 ob_main_loop_signal_add(ob_main_loop, SIGUSR1, signal_handler, NULL, NULL);
171 ob_main_loop_signal_add(ob_main_loop, SIGUSR2, signal_handler, NULL, NULL);
172 ob_main_loop_signal_add(ob_main_loop, SIGTERM, signal_handler, NULL, NULL);
173 ob_main_loop_signal_add(ob_main_loop, SIGINT, signal_handler, NULL, NULL);
174 ob_main_loop_signal_add(ob_main_loop, SIGHUP, signal_handler, NULL, NULL);
175 ob_main_loop_signal_add(ob_main_loop, SIGPIPE, signal_handler, NULL, NULL);
176 ob_main_loop_signal_add(ob_main_loop, SIGCHLD, signal_handler, NULL, NULL);
178 ob_screen = DefaultScreen(ob_display);
180 ob_rr_inst = RrInstanceNew(ob_display, ob_screen);
181 if (ob_rr_inst == NULL)
182 ob_exit_with_error(_("Failed to initialize the obrender library."));
184 XSynchronize(ob_display, xsync);
186 /* check for locale support */
187 if (!XSupportsLocale())
188 g_message(_("X server does not support locale."));
189 if (!XSetLocaleModifiers(""))
190 g_message(_("Cannot set locale modifiers for the X server."));
192 /* set our error handler */
193 XSetErrorHandler(xerror_handler);
195 /* set the DISPLAY environment variable for any lauched children, to the
196 display we're using, so they open in the right place. */
197 putenv(g_strdup_printf("DISPLAY=%s", DisplayString(ob_display)));
199 /* create available cursors */
200 cursors[OB_CURSOR_NONE] = None;
201 cursors[OB_CURSOR_POINTER] = load_cursor("left_ptr", XC_left_ptr);
202 cursors[OB_CURSOR_BUSYPOINTER] = load_cursor("left_ptr_watch",XC_left_ptr);
203 cursors[OB_CURSOR_BUSY] = load_cursor("watch", XC_watch);
204 cursors[OB_CURSOR_MOVE] = load_cursor("fleur", XC_fleur);
205 cursors[OB_CURSOR_NORTH] = load_cursor("top_side", XC_top_side);
206 cursors[OB_CURSOR_NORTHEAST] = load_cursor("top_right_corner",
207 XC_top_right_corner);
208 cursors[OB_CURSOR_EAST] = load_cursor("right_side", XC_right_side);
209 cursors[OB_CURSOR_SOUTHEAST] = load_cursor("bottom_right_corner",
210 XC_bottom_right_corner);
211 cursors[OB_CURSOR_SOUTH] = load_cursor("bottom_side", XC_bottom_side);
212 cursors[OB_CURSOR_SOUTHWEST] = load_cursor("bottom_left_corner",
213 XC_bottom_left_corner);
214 cursors[OB_CURSOR_WEST] = load_cursor("left_side", XC_left_side);
215 cursors[OB_CURSOR_NORTHWEST] = load_cursor("top_left_corner",
219 prop_startup(); /* get atoms values for the display */
220 extensions_query_all(); /* find which extensions are present */
222 if (screen_annex()) { /* it will be ours! */
224 modkeys_startup(reconfigure);
226 /* get the keycodes for keys we use */
227 keys[OB_KEY_RETURN] = modkeys_sym_to_code(XK_Return);
228 keys[OB_KEY_ESCAPE] = modkeys_sym_to_code(XK_Escape);
229 keys[OB_KEY_LEFT] = modkeys_sym_to_code(XK_Left);
230 keys[OB_KEY_RIGHT] = modkeys_sym_to_code(XK_Right);
231 keys[OB_KEY_UP] = modkeys_sym_to_code(XK_Up);
232 keys[OB_KEY_DOWN] = modkeys_sym_to_code(XK_Down);
239 /* startup the parsing so everything can register sections
243 /* register all the available actions */
244 actions_startup(reconfigure);
245 /* start up config which sets up with the parser */
248 /* parse/load user options */
249 if (parse_load_rc(NULL, &doc, &node)) {
250 parse_tree(i, doc, node->xmlChildrenNode);
253 g_message(_("Unable to find a valid config file, using some simple defaults"));
256 if (config_type != NULL)
257 PROP_SETS(RootWindow(ob_display, ob_screen),
258 ob_config, config_type);
261 /* we're done with parsing now, kill it */
265 /* load the theme specified in the rc file */
268 if ((theme = RrThemeNew(ob_rr_inst, config_theme, TRUE,
269 config_font_activewindow,
270 config_font_inactivewindow,
271 config_font_menutitle,
272 config_font_menuitem,
275 RrThemeFree(ob_rr_theme);
278 if (ob_rr_theme == NULL)
279 ob_exit_with_error(_("Unable to load a theme."));
281 PROP_SETS(RootWindow(ob_display, ob_screen),
282 ob_theme, ob_rr_theme->name);
288 /* update all existing windows for the new theme */
289 for (it = client_list; it; it = g_list_next(it)) {
290 ObClient *c = it->data;
291 frame_adjust_theme(c->frame);
294 event_startup(reconfigure);
295 /* focus_backup is used for stacking, so this needs to come before
296 anything that calls stacking_add */
297 focus_startup(reconfigure);
298 focus_cycle_startup(reconfigure);
299 focus_cycle_indicator_startup(reconfigure);
300 focus_cycle_popup_startup(reconfigure);
301 window_startup(reconfigure);
302 sn_startup(reconfigure);
303 screen_startup(reconfigure);
304 composite_startup(reconfigure);
305 grab_startup(reconfigure);
306 propwin_startup(reconfigure);
307 group_startup(reconfigure);
308 client_startup(reconfigure);
309 dock_startup(reconfigure);
310 moveresize_startup(reconfigure);
311 keyboard_startup(reconfigure);
312 mouse_startup(reconfigure);
313 menu_frame_startup(reconfigure);
314 menu_startup(reconfigure);
320 /* get all the existing windows */
324 /* focus what was focused if a wm was already running */
325 if (PROP_GET32(RootWindow(ob_display, ob_screen),
326 net_active_window, window, &xid) &&
327 (w = g_hash_table_lookup(window_map, &xid)) &&
330 client_focus(WINDOW_AS_CLIENT(w));
335 /* redecorate all existing windows */
336 for (it = client_list; it; it = g_list_next(it)) {
337 ObClient *c = it->data;
339 /* the new config can change the window's decorations */
340 client_setup_decor_and_functions(c, FALSE);
341 /* redraw the frames */
342 frame_adjust_area(c->frame, TRUE, TRUE, FALSE);
343 /* the decor sizes may have changed, so the windows may
344 end up in new positions */
345 client_reconfigure(c, FALSE);
351 state = OB_STATE_RUNNING;
352 ob_main_loop_run(ob_main_loop);
353 state = OB_STATE_EXITING;
357 client_unmanage_all();
360 menu_shutdown(reconfigure);
361 menu_frame_shutdown(reconfigure);
362 mouse_shutdown(reconfigure);
363 keyboard_shutdown(reconfigure);
364 moveresize_shutdown(reconfigure);
365 dock_shutdown(reconfigure);
366 client_shutdown(reconfigure);
367 group_shutdown(reconfigure);
368 propwin_shutdown(reconfigure);
369 grab_shutdown(reconfigure);
370 composite_shutdown(reconfigure);
371 screen_shutdown(reconfigure);
372 focus_cycle_popup_shutdown(reconfigure);
373 focus_cycle_indicator_shutdown(reconfigure);
374 focus_cycle_shutdown(reconfigure);
375 focus_shutdown(reconfigure);
376 sn_shutdown(reconfigure);
377 window_shutdown(reconfigure);
378 event_shutdown(reconfigure);
380 actions_shutdown(reconfigure);
381 modkeys_shutdown(reconfigure);
382 } while (reconfigure);
385 XSync(ob_display, FALSE);
387 RrThemeFree(ob_rr_theme);
388 RrInstanceFree(ob_rr_inst);
390 session_shutdown(being_replaced);
392 XCloseDisplay(ob_display);
394 parse_paths_shutdown();
397 if (restart_path != NULL) {
402 /* run other window manager */
403 if (g_shell_parse_argv(restart_path, &argcp, &argvp, &err)) {
404 execvp(argvp[0], argvp);
408 _("Restart failed to execute new executable '%s': %s"),
409 restart_path, err->message);
414 /* we remove the session arguments from argv, so put them back,
415 also don't restore the session on restart */
416 if (ob_sm_save_file != NULL || ob_sm_id != NULL) {
421 (ob_sm_save_file != NULL ? 2 : 0) +
422 (ob_sm_id != NULL ? 2 : 0);
423 nargv = g_new0(gchar*, l+1);
424 for (i = 0; i < argc; ++i)
427 if (ob_sm_save_file != NULL) {
428 nargv[i++] = g_strdup("--sm-save-file");
429 nargv[i++] = ob_sm_save_file;
431 if (ob_sm_id != NULL) {
432 nargv[i++] = g_strdup("--sm-client-id");
433 nargv[i++] = ob_sm_id;
435 nargv[i++] = g_strdup("--sm-no-load");
441 execvp(argv[0], argv); /* try how we were run */
442 execlp(argv[0], program_name, (gchar*)NULL); /* last resort */
445 /* free stuff passed in from the command line or environment */
446 g_free(ob_sm_save_file);
448 g_free(program_name);
453 static void signal_handler(gint signal, gpointer data)
457 ob_debug("Caught signal %d. Restarting.\n", signal);
461 ob_debug("Caught signal %d. Reconfiguring.\n", signal);
466 while (waitpid(-1, NULL, WNOHANG) > 0);
469 ob_debug("Caught signal %d. Exiting.\n", signal);
470 /* TERM and INT return a 0 code */
471 ob_exit(!(signal == SIGTERM || signal == SIGINT));
475 static void print_version()
477 g_print("Openbox %s\n", PACKAGE_VERSION);
478 g_print(_("Copyright (c)"));
479 g_print(" 2007 Mikael Magnusson\n");
480 g_print(_("Copyright (c)"));
481 g_print(" 2003-2007 Dana Jansens\n\n");
482 g_print("This program comes with ABSOLUTELY NO WARRANTY.\n");
483 g_print("This is free software, and you are welcome to redistribute it\n");
484 g_print("under certain conditions. See the file COPYING for details.\n\n");
487 static void print_help()
489 g_print(_("Syntax: openbox [options]\n"));
490 g_print(_("\nOptions:\n"));
491 g_print(_(" --help Display this help and exit\n"));
492 g_print(_(" --version Display the version and exit\n"));
493 g_print(_(" --replace Replace the currently running window manager\n"));
494 g_print(_(" --sm-disable Disable connection to the session manager\n"));
495 g_print(_("\nPassing messages to a running Openbox instance:\n"));
496 g_print(_(" --reconfigure Reload Openbox's configuration\n"));
497 g_print(_(" --restart Restart Openbox\n"));
498 g_print(_("\nDebugging options:\n"));
499 g_print(_(" --sync Run in synchronous mode\n"));
500 g_print(_(" --debug Display debugging output\n"));
501 g_print(_(" --debug-focus Display debugging output for focus handling\n"));
502 g_print(_(" --debug-xinerama Split the display into fake xinerama screens\n"));
503 g_print(_("\nPlease report bugs at %s\n"), PACKAGE_BUGREPORT);
506 static void remove_args(gint *argc, gchar **argv, gint index, gint num)
510 for (i = index; i < *argc - num; ++i)
511 argv[i] = argv[i+num];
512 for (; i < *argc; ++i)
517 static void parse_env()
519 /* unset this so we don't pass it on unknowingly */
520 unsetenv("DESKTOP_STARTUP_ID");
523 static void parse_args(gint *argc, gchar **argv)
527 for (i = 1; i < *argc; ++i) {
528 if (!strcmp(argv[i], "--version")) {
532 else if (!strcmp(argv[i], "--help")) {
536 else if (!strcmp(argv[i], "--g-fatal-warnings")) {
537 g_log_set_always_fatal(G_LOG_LEVEL_CRITICAL);
539 else if (!strcmp(argv[i], "--replace")) {
540 ob_replace_wm = TRUE;
541 remove_args(argc, argv, i, 1);
542 --i; /* this arg was removed so go back */
544 else if (!strcmp(argv[i], "--sync")) {
547 else if (!strcmp(argv[i], "--debug")) {
548 ob_debug_show_output(TRUE);
549 ob_debug_enable(OB_DEBUG_SM, TRUE);
550 ob_debug_enable(OB_DEBUG_APP_BUGS, TRUE);
552 else if (!strcmp(argv[i], "--debug-focus")) {
553 ob_debug_show_output(TRUE);
554 ob_debug_enable(OB_DEBUG_SM, TRUE);
555 ob_debug_enable(OB_DEBUG_APP_BUGS, TRUE);
556 ob_debug_enable(OB_DEBUG_FOCUS, TRUE);
558 else if (!strcmp(argv[i], "--debug-xinerama")) {
559 ob_debug_xinerama = TRUE;
561 else if (!strcmp(argv[i], "--reconfigure")) {
563 } else if (!strcmp(argv[i], "--restart")) {
566 else if (!strcmp(argv[i], "--sm-save-file")) {
567 if (i == *argc - 1) /* no args left */
568 /* not translated cuz it's sekret */
569 g_printerr("--sm-save-file requires an argument\n");
571 ob_sm_save_file = g_strdup(argv[i+1]);
572 remove_args(argc, argv, i, 2);
573 --i; /* this arg was removed so go back */
574 ob_debug_type(OB_DEBUG_SM, "--sm-save-file %s\n",
578 else if (!strcmp(argv[i], "--sm-client-id")) {
579 if (i == *argc - 1) /* no args left */
580 /* not translated cuz it's sekret */
581 g_printerr("--sm-client-id requires an argument\n");
583 ob_sm_id = g_strdup(argv[i+1]);
584 remove_args(argc, argv, i, 2);
585 --i; /* this arg was removed so go back */
586 ob_debug_type(OB_DEBUG_SM, "--sm-client-id %s\n", ob_sm_id);
589 else if (!strcmp(argv[i], "--sm-disable")) {
592 else if (!strcmp(argv[i], "--sm-no-load")) {
593 ob_sm_restore = FALSE;
594 remove_args(argc, argv, i, 1);
595 --i; /* this arg was removed so go back */
598 /* this is a memleak.. oh well.. heh */
599 gchar *err = g_strdup_printf
600 (_("Invalid command line argument '%s'\n"), argv[i]);
601 ob_exit_with_error(err);
606 static Cursor load_cursor(const gchar *name, guint fontval)
611 c = XcursorLibraryLoadCursor(ob_display, name);
614 c = XCreateFontCursor(ob_display, fontval);
618 void ob_exit_with_error(const gchar *msg)
621 session_shutdown(TRUE);
625 void ob_restart_other(const gchar *path)
627 restart_path = g_strdup(path);
637 void ob_reconfigure()
643 void ob_exit(gint code)
646 ob_main_loop_exit(ob_main_loop);
649 void ob_exit_replace()
652 being_replaced = TRUE;
653 ob_main_loop_exit(ob_main_loop);
656 Cursor ob_cursor(ObCursor cursor)
658 g_assert(cursor < OB_NUM_CURSORS);
659 return cursors[cursor];
662 KeyCode ob_keycode(ObKey key)
664 g_assert(key < OB_NUM_KEYS);