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"
39 #include "framerender.h"
42 #include "extensions.h"
43 #include "menuframe.h"
51 #include "parser/parse.h"
52 #include "render/render.h"
53 #include "render/theme.h"
67 #ifdef HAVE_SYS_STAT_H
68 # include <sys/stat.h>
69 # include <sys/types.h>
71 #ifdef HAVE_SYS_WAIT_H
72 # include <sys/types.h>
73 # include <sys/wait.h>
80 #include <X11/cursorfont.h>
82 #include <X11/Xcursor/Xcursor.h>
86 #include <X11/keysym.h>
89 RrInstance *ob_rr_inst;
91 ObMainLoop *ob_main_loop;
94 gboolean ob_replace_wm = FALSE;
95 gboolean ob_sm_use = TRUE;
96 gchar *ob_sm_id = NULL;
97 gchar *ob_sm_save_file = NULL;
98 gboolean ob_sm_restore = TRUE;
99 gboolean ob_debug_xinerama = FALSE;
101 static ObState state;
102 static gboolean xsync = FALSE;
103 static gboolean reconfigure = FALSE;
104 static gboolean restart = FALSE;
105 static gchar *restart_path = NULL;
106 static Cursor cursors[OB_NUM_CURSORS];
107 static KeyCode keys[OB_NUM_KEYS];
108 static gint exitcode = 0;
109 static guint remote_control = 0;
110 static gboolean being_replaced = FALSE;
111 static gchar *config_file = NULL;
113 static void signal_handler(gint signal, gpointer data);
114 static void remove_args(gint *argc, gchar **argv, gint index, gint num);
115 static void parse_env();
116 static void parse_args(gint *argc, gchar **argv);
117 static Cursor load_cursor(const gchar *name, guint fontval);
119 gint main(gint argc, gchar **argv)
123 state = OB_STATE_STARTING;
125 /* initialize the locale */
126 if (!setlocale(LC_ALL, ""))
127 g_message("Couldn't set locale from environment.");
128 bindtextdomain(PACKAGE_NAME, LOCALEDIR);
129 bind_textdomain_codeset(PACKAGE_NAME, "UTF-8");
130 textdomain(PACKAGE_NAME);
132 if (chdir(g_get_home_dir()) == -1)
133 g_message(_("Unable to change to home directory '%s': %s"),
134 g_get_home_dir(), g_strerror(errno));
136 /* parse the command line args, which can change the argv[0] */
137 parse_args(&argc, argv);
138 /* parse the environment variables */
141 program_name = g_path_get_basename(argv[0]);
142 g_set_prgname(program_name);
144 if (!remote_control) {
145 parse_paths_startup();
147 session_startup(argc, argv);
151 ob_display = XOpenDisplay(NULL);
152 if (ob_display == NULL)
153 ob_exit_with_error(_("Failed to open the display from the DISPLAY environment variable."));
154 if (fcntl(ConnectionNumber(ob_display), F_SETFD, 1) == -1)
155 ob_exit_with_error("Failed to set display as close-on-exec");
157 if (remote_control) {
160 /* Send client message telling the OB process to:
161 * remote_control = 1 -> reconfigure
162 * remote_control = 2 -> restart */
163 PROP_MSG(RootWindow(ob_display, ob_screen),
164 ob_control, remote_control, 0, 0, 0);
165 XCloseDisplay(ob_display);
169 ob_main_loop = ob_main_loop_new(ob_display);
171 /* set up signal handler */
172 ob_main_loop_signal_add(ob_main_loop, SIGUSR1, signal_handler, NULL, NULL);
173 ob_main_loop_signal_add(ob_main_loop, SIGUSR2, signal_handler, NULL, NULL);
174 ob_main_loop_signal_add(ob_main_loop, SIGTERM, signal_handler, NULL, NULL);
175 ob_main_loop_signal_add(ob_main_loop, SIGINT, signal_handler, NULL, NULL);
176 ob_main_loop_signal_add(ob_main_loop, SIGHUP, signal_handler, NULL, NULL);
177 ob_main_loop_signal_add(ob_main_loop, SIGPIPE, signal_handler, NULL, NULL);
178 ob_main_loop_signal_add(ob_main_loop, SIGCHLD, signal_handler, NULL, NULL);
180 ob_screen = DefaultScreen(ob_display);
182 ob_rr_inst = RrInstanceNew(ob_display, ob_screen);
183 if (ob_rr_inst == NULL)
184 ob_exit_with_error(_("Failed to initialize the obrender library."));
186 XSynchronize(ob_display, xsync);
188 /* check for locale support */
189 if (!XSupportsLocale())
190 g_message(_("X server does not support locale."));
191 if (!XSetLocaleModifiers(""))
192 g_message(_("Cannot set locale modifiers for the X server."));
194 /* set our error handler */
195 XSetErrorHandler(xerror_handler);
197 /* set the DISPLAY environment variable for any lauched children, to the
198 display we're using, so they open in the right place. */
199 setenv("DISPLAY", DisplayString(ob_display), TRUE);
201 /* create available cursors */
202 cursors[OB_CURSOR_NONE] = None;
203 cursors[OB_CURSOR_POINTER] = load_cursor("left_ptr", XC_left_ptr);
204 cursors[OB_CURSOR_BUSYPOINTER] = load_cursor("left_ptr_watch",XC_left_ptr);
205 cursors[OB_CURSOR_BUSY] = load_cursor("watch", XC_watch);
206 cursors[OB_CURSOR_MOVE] = load_cursor("fleur", XC_fleur);
207 cursors[OB_CURSOR_NORTH] = load_cursor("top_side", XC_top_side);
208 cursors[OB_CURSOR_NORTHEAST] = load_cursor("top_right_corner",
209 XC_top_right_corner);
210 cursors[OB_CURSOR_EAST] = load_cursor("right_side", XC_right_side);
211 cursors[OB_CURSOR_SOUTHEAST] = load_cursor("bottom_right_corner",
212 XC_bottom_right_corner);
213 cursors[OB_CURSOR_SOUTH] = load_cursor("bottom_side", XC_bottom_side);
214 cursors[OB_CURSOR_SOUTHWEST] = load_cursor("bottom_left_corner",
215 XC_bottom_left_corner);
216 cursors[OB_CURSOR_WEST] = load_cursor("left_side", XC_left_side);
217 cursors[OB_CURSOR_NORTHWEST] = load_cursor("top_left_corner",
221 prop_startup(); /* get atoms values for the display */
222 extensions_query_all(); /* find which extensions are present */
224 if (screen_annex()) { /* it will be ours! */
226 modkeys_startup(reconfigure);
228 /* get the keycodes for keys we use */
229 keys[OB_KEY_RETURN] = modkeys_sym_to_code(XK_Return);
230 keys[OB_KEY_ESCAPE] = modkeys_sym_to_code(XK_Escape);
231 keys[OB_KEY_LEFT] = modkeys_sym_to_code(XK_Left);
232 keys[OB_KEY_RIGHT] = modkeys_sym_to_code(XK_Right);
233 keys[OB_KEY_UP] = modkeys_sym_to_code(XK_Up);
234 keys[OB_KEY_DOWN] = modkeys_sym_to_code(XK_Down);
235 keys[OB_KEY_TAB] = modkeys_sym_to_code(XK_Tab);
236 keys[OB_KEY_SPACE] = modkeys_sym_to_code(XK_space);
243 /* startup the parsing so everything can register sections
247 /* register all the available actions */
248 actions_startup(reconfigure);
249 /* start up config which sets up with the parser */
252 /* parse/load user options */
253 if (parse_load_rc(config_file, &doc, &node)) {
254 parse_tree(i, doc, node->xmlChildrenNode);
258 g_message(_("Unable to find a valid config file, using some simple defaults"));
263 gchar *p = g_filename_to_utf8(config_file, -1,
266 PROP_SETS(RootWindow(ob_display, ob_screen),
271 PROP_ERASE(RootWindow(ob_display, ob_screen),
274 /* we're done with parsing now, kill it */
278 /* load the theme specified in the rc file */
281 if ((theme = RrThemeNew(ob_rr_inst, config_theme, TRUE,
282 config_font_activewindow,
283 config_font_inactivewindow,
284 config_font_menutitle,
285 config_font_menuitem,
288 RrThemeFree(ob_rr_theme);
291 if (ob_rr_theme == NULL)
292 ob_exit_with_error(_("Unable to load a theme."));
294 PROP_SETS(RootWindow(ob_display, ob_screen),
295 ob_theme, ob_rr_theme->name);
301 /* update all existing windows for the new theme */
302 for (it = client_list; it; it = g_list_next(it)) {
303 ObClient *c = it->data;
304 frame_adjust_theme(c->frame);
307 event_startup(reconfigure);
308 /* focus_backup is used for stacking, so this needs to come before
309 anything that calls stacking_add */
310 sn_startup(reconfigure);
311 window_startup(reconfigure);
312 focus_startup(reconfigure);
313 focus_cycle_startup(reconfigure);
314 focus_cycle_indicator_startup(reconfigure);
315 focus_cycle_popup_startup(reconfigure);
316 screen_startup(reconfigure);
317 grab_startup(reconfigure);
318 group_startup(reconfigure);
319 ping_startup(reconfigure);
320 prompt_startup(reconfigure);
321 client_startup(reconfigure);
322 dock_startup(reconfigure);
323 moveresize_startup(reconfigure);
324 keyboard_startup(reconfigure);
325 mouse_startup(reconfigure);
326 menu_frame_startup(reconfigure);
327 menu_startup(reconfigure);
333 /* get all the existing windows */
337 /* focus what was focused if a wm was already running */
338 if (PROP_GET32(RootWindow(ob_display, ob_screen),
339 net_active_window, window, &xid) &&
340 (w = g_hash_table_lookup(window_map, &xid)) &&
343 client_focus(WINDOW_AS_CLIENT(w));
348 /* redecorate all existing windows */
349 for (it = client_list; it; it = g_list_next(it)) {
350 ObClient *c = it->data;
352 /* the new config can change the window's decorations */
353 client_setup_decor_and_functions(c, FALSE);
354 /* redraw the frames */
355 frame_adjust_area(c->frame, TRUE, TRUE, FALSE);
356 /* the decor sizes may have changed, so the windows may
357 end up in new positions */
358 client_reconfigure(c, FALSE);
364 state = OB_STATE_RUNNING;
365 ob_main_loop_run(ob_main_loop);
366 state = OB_STATE_EXITING;
370 client_unmanage_all();
373 menu_shutdown(reconfigure);
374 menu_frame_shutdown(reconfigure);
375 mouse_shutdown(reconfigure);
376 keyboard_shutdown(reconfigure);
377 moveresize_shutdown(reconfigure);
378 dock_shutdown(reconfigure);
379 client_shutdown(reconfigure);
380 prompt_shutdown(reconfigure);
381 ping_shutdown(reconfigure);
382 group_shutdown(reconfigure);
383 grab_shutdown(reconfigure);
384 screen_shutdown(reconfigure);
385 focus_cycle_popup_shutdown(reconfigure);
386 focus_cycle_indicator_shutdown(reconfigure);
387 focus_cycle_shutdown(reconfigure);
388 focus_shutdown(reconfigure);
389 window_shutdown(reconfigure);
390 sn_shutdown(reconfigure);
391 event_shutdown(reconfigure);
393 actions_shutdown(reconfigure);
394 modkeys_shutdown(reconfigure);
395 } while (reconfigure);
398 XSync(ob_display, FALSE);
400 RrThemeFree(ob_rr_theme);
401 RrInstanceFree(ob_rr_inst);
403 session_shutdown(being_replaced);
405 XCloseDisplay(ob_display);
407 parse_paths_shutdown();
410 if (restart_path != NULL) {
415 /* run other window manager */
416 if (g_shell_parse_argv(restart_path, &argcp, &argvp, &err)) {
417 execvp(argvp[0], argvp);
421 _("Restart failed to execute new executable '%s': %s"),
422 restart_path, err->message);
427 /* we remove the session arguments from argv, so put them back,
428 also don't restore the session on restart */
429 if (ob_sm_save_file != NULL || ob_sm_id != NULL) {
434 (ob_sm_save_file != NULL ? 2 : 0) +
435 (ob_sm_id != NULL ? 2 : 0);
436 nargv = g_new0(gchar*, l+1);
437 for (i = 0; i < argc; ++i)
440 if (ob_sm_save_file != NULL) {
441 nargv[i++] = g_strdup("--sm-save-file");
442 nargv[i++] = ob_sm_save_file;
444 if (ob_sm_id != NULL) {
445 nargv[i++] = g_strdup("--sm-client-id");
446 nargv[i++] = ob_sm_id;
448 nargv[i++] = g_strdup("--sm-no-load");
454 execvp(argv[0], argv); /* try how we were run */
455 execlp(argv[0], program_name, (gchar*)NULL); /* last resort */
458 /* free stuff passed in from the command line or environment */
459 g_free(ob_sm_save_file);
461 g_free(program_name);
466 static void signal_handler(gint signal, gpointer data)
470 ob_debug("Caught signal %d. Restarting.\n", signal);
474 ob_debug("Caught signal %d. Reconfiguring.\n", signal);
479 while (waitpid(-1, NULL, WNOHANG) > 0);
482 ob_debug("Caught signal %d. Exiting.\n", signal);
483 /* TERM and INT return a 0 code */
484 ob_exit(!(signal == SIGTERM || signal == SIGINT));
488 static void print_version()
490 g_print("Openbox %s\n", PACKAGE_VERSION);
491 g_print(_("Copyright (c)"));
492 g_print(" 2008 Mikael Magnusson\n");
493 g_print(_("Copyright (c)"));
494 g_print(" 2003-2006 Dana Jansens\n\n");
495 g_print("This program comes with ABSOLUTELY NO WARRANTY.\n");
496 g_print("This is free software, and you are welcome to redistribute it\n");
497 g_print("under certain conditions. See the file COPYING for details.\n\n");
500 static void print_help()
502 g_print(_("Syntax: openbox [options]\n"));
503 g_print(_("\nOptions:\n"));
504 g_print(_(" --help Display this help and exit\n"));
505 g_print(_(" --version Display the version and exit\n"));
506 g_print(_(" --replace Replace the currently running window manager\n"));
507 g_print(_(" --config-file FILE Specify the path to the config file to use\n"));
508 g_print(_(" --sm-disable Disable connection to the session manager\n"));
509 g_print(_("\nPassing messages to a running Openbox instance:\n"));
510 g_print(_(" --reconfigure Reload Openbox's configuration\n"));
511 g_print(_(" --restart Restart Openbox\n"));
512 g_print(_(" --exit Exit Openbox\n"));
513 g_print(_("\nDebugging options:\n"));
514 g_print(_(" --sync Run in synchronous mode\n"));
515 g_print(_(" --debug Display debugging output\n"));
516 g_print(_(" --debug-focus Display debugging output for focus handling\n"));
517 g_print(_(" --debug-xinerama Split the display into fake xinerama screens\n"));
518 g_print(_("\nPlease report bugs at %s\n"), PACKAGE_BUGREPORT);
521 static void remove_args(gint *argc, gchar **argv, gint index, gint num)
525 for (i = index; i < *argc - num; ++i)
526 argv[i] = argv[i+num];
527 for (; i < *argc; ++i)
532 static void parse_env()
534 /* unset this so we don't pass it on unknowingly */
535 unsetenv("DESKTOP_STARTUP_ID");
538 static void parse_args(gint *argc, gchar **argv)
542 for (i = 1; i < *argc; ++i) {
543 if (!strcmp(argv[i], "--version")) {
547 else if (!strcmp(argv[i], "--help")) {
551 else if (!strcmp(argv[i], "--g-fatal-warnings")) {
552 g_log_set_always_fatal(G_LOG_LEVEL_CRITICAL);
554 else if (!strcmp(argv[i], "--replace")) {
555 ob_replace_wm = TRUE;
556 remove_args(argc, argv, i, 1);
557 --i; /* this arg was removed so go back */
559 else if (!strcmp(argv[i], "--sync")) {
562 else if (!strcmp(argv[i], "--debug")) {
563 ob_debug_show_output(TRUE);
564 ob_debug_enable(OB_DEBUG_SM, TRUE);
565 ob_debug_enable(OB_DEBUG_APP_BUGS, TRUE);
567 else if (!strcmp(argv[i], "--debug-focus")) {
568 ob_debug_show_output(TRUE);
569 ob_debug_enable(OB_DEBUG_SM, TRUE);
570 ob_debug_enable(OB_DEBUG_APP_BUGS, TRUE);
571 ob_debug_enable(OB_DEBUG_FOCUS, TRUE);
573 else if (!strcmp(argv[i], "--debug-xinerama")) {
574 ob_debug_xinerama = TRUE;
576 else if (!strcmp(argv[i], "--reconfigure")) {
579 else if (!strcmp(argv[i], "--restart")) {
582 else if (!strcmp(argv[i], "--exit")) {
585 else if (!strcmp(argv[i], "--config-file")) {
586 if (i == *argc - 1) /* no args left */
587 g_printerr(_("--config-file requires an argument\n"));
589 /* this will be in the current locale encoding, which is
591 config_file = argv[i+1];
592 ++i; /* skip the argument */
593 ob_debug("--config-file %s\n", config_file);
596 else if (!strcmp(argv[i], "--sm-save-file")) {
597 if (i == *argc - 1) /* no args left */
598 /* not translated cuz it's sekret */
599 g_printerr("--sm-save-file requires an argument\n");
601 ob_sm_save_file = g_strdup(argv[i+1]);
602 remove_args(argc, argv, i, 2);
603 --i; /* this arg was removed so go back */
604 ob_debug_type(OB_DEBUG_SM, "--sm-save-file %s\n",
608 else if (!strcmp(argv[i], "--sm-client-id")) {
609 if (i == *argc - 1) /* no args left */
610 /* not translated cuz it's sekret */
611 g_printerr("--sm-client-id requires an argument\n");
613 ob_sm_id = g_strdup(argv[i+1]);
614 remove_args(argc, argv, i, 2);
615 --i; /* this arg was removed so go back */
616 ob_debug_type(OB_DEBUG_SM, "--sm-client-id %s\n", ob_sm_id);
619 else if (!strcmp(argv[i], "--sm-disable")) {
622 else if (!strcmp(argv[i], "--sm-no-load")) {
623 ob_sm_restore = FALSE;
624 remove_args(argc, argv, i, 1);
625 --i; /* this arg was removed so go back */
628 /* this is a memleak.. oh well.. heh */
629 gchar *err = g_strdup_printf
630 (_("Invalid command line argument '%s'\n"), argv[i]);
631 ob_exit_with_error(err);
636 static Cursor load_cursor(const gchar *name, guint fontval)
641 c = XcursorLibraryLoadCursor(ob_display, name);
644 c = XCreateFontCursor(ob_display, fontval);
648 void ob_exit_with_error(const gchar *msg)
651 session_shutdown(TRUE);
655 void ob_restart_other(const gchar *path)
657 restart_path = g_strdup(path);
667 void ob_reconfigure()
673 void ob_exit(gint code)
676 ob_main_loop_exit(ob_main_loop);
679 void ob_exit_replace()
682 being_replaced = TRUE;
683 ob_main_loop_exit(ob_main_loop);
686 Cursor ob_cursor(ObCursor cursor)
688 g_assert(cursor < OB_NUM_CURSORS);
689 return cursors[cursor];
692 KeyCode ob_keycode(ObKey key)
694 g_assert(key < OB_NUM_KEYS);