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_sm_restore = TRUE;
96 gboolean ob_debug_xinerama = FALSE;
99 static gboolean xsync = FALSE;
100 static gboolean reconfigure = FALSE;
101 static gboolean restart = FALSE;
102 static gchar *restart_path = NULL;
103 static Cursor cursors[OB_NUM_CURSORS];
104 static KeyCode keys[OB_NUM_KEYS];
105 static gint exitcode = 0;
106 static guint remote_control = 0;
107 static gboolean being_replaced = FALSE;
109 static void signal_handler(gint signal, gpointer data);
110 static void remove_args(gint *argc, gchar **argv, gint index, gint num);
111 static void parse_env();
112 static void parse_args(gint *argc, gchar **argv);
113 static Cursor load_cursor(const gchar *name, guint fontval);
115 gint main(gint argc, gchar **argv)
119 state = OB_STATE_STARTING;
121 /* initialize the locale */
122 if (!setlocale(LC_ALL, ""))
123 g_message("Couldn't set locale from environment.");
124 bindtextdomain(PACKAGE_NAME, LOCALEDIR);
125 bind_textdomain_codeset(PACKAGE_NAME, "UTF-8");
126 textdomain(PACKAGE_NAME);
128 if (chdir(g_get_home_dir()) == -1)
129 g_message(_("Unable to change to home directory '%s': %s"),
130 g_get_home_dir(), g_strerror(errno));
132 /* parse the command line args, which can change the argv[0] */
133 parse_args(&argc, argv);
134 /* parse the environment variables */
137 program_name = g_path_get_basename(argv[0]);
138 g_set_prgname(program_name);
140 if (!remote_control) {
141 parse_paths_startup();
143 session_startup(argc, argv);
147 ob_display = XOpenDisplay(NULL);
148 if (ob_display == NULL)
149 ob_exit_with_error(_("Failed to open the display from the DISPLAY environment variable."));
150 if (fcntl(ConnectionNumber(ob_display), F_SETFD, 1) == -1)
151 ob_exit_with_error("Failed to set display as close-on-exec");
153 if (remote_control) {
156 /* Send client message telling the OB process to:
157 * remote_control = 1 -> reconfigure
158 * remote_control = 2 -> restart */
159 PROP_MSG(RootWindow(ob_display, ob_screen),
160 ob_control, remote_control, 0, 0, 0);
161 XCloseDisplay(ob_display);
165 ob_main_loop = ob_main_loop_new(ob_display);
167 /* set up signal handler */
168 ob_main_loop_signal_add(ob_main_loop, SIGUSR1, signal_handler, NULL, NULL);
169 ob_main_loop_signal_add(ob_main_loop, SIGUSR2, signal_handler, NULL, NULL);
170 ob_main_loop_signal_add(ob_main_loop, SIGTERM, signal_handler, NULL, NULL);
171 ob_main_loop_signal_add(ob_main_loop, SIGINT, signal_handler, NULL, NULL);
172 ob_main_loop_signal_add(ob_main_loop, SIGHUP, signal_handler, NULL, NULL);
173 ob_main_loop_signal_add(ob_main_loop, SIGPIPE, signal_handler, NULL, NULL);
174 ob_main_loop_signal_add(ob_main_loop, SIGCHLD, signal_handler, NULL, NULL);
176 ob_screen = DefaultScreen(ob_display);
178 ob_rr_inst = RrInstanceNew(ob_display, ob_screen);
179 if (ob_rr_inst == NULL)
180 ob_exit_with_error(_("Failed to initialize the obrender library."));
182 XSynchronize(ob_display, xsync);
184 /* check for locale support */
185 if (!XSupportsLocale())
186 g_message(_("X server does not support locale."));
187 if (!XSetLocaleModifiers(""))
188 g_message(_("Cannot set locale modifiers for the X server."));
190 /* set our error handler */
191 XSetErrorHandler(xerror_handler);
193 /* set the DISPLAY environment variable for any lauched children, to the
194 display we're using, so they open in the right place. */
195 putenv(g_strdup_printf("DISPLAY=%s", DisplayString(ob_display)));
197 /* create available cursors */
198 cursors[OB_CURSOR_NONE] = None;
199 cursors[OB_CURSOR_POINTER] = load_cursor("left_ptr", XC_left_ptr);
200 cursors[OB_CURSOR_BUSYPOINTER] = load_cursor("left_ptr_watch",XC_left_ptr);
201 cursors[OB_CURSOR_BUSY] = load_cursor("watch", XC_watch);
202 cursors[OB_CURSOR_MOVE] = load_cursor("fleur", XC_fleur);
203 cursors[OB_CURSOR_NORTH] = load_cursor("top_side", XC_top_side);
204 cursors[OB_CURSOR_NORTHEAST] = load_cursor("top_right_corner",
205 XC_top_right_corner);
206 cursors[OB_CURSOR_EAST] = load_cursor("right_side", XC_right_side);
207 cursors[OB_CURSOR_SOUTHEAST] = load_cursor("bottom_right_corner",
208 XC_bottom_right_corner);
209 cursors[OB_CURSOR_SOUTH] = load_cursor("bottom_side", XC_bottom_side);
210 cursors[OB_CURSOR_SOUTHWEST] = load_cursor("bottom_left_corner",
211 XC_bottom_left_corner);
212 cursors[OB_CURSOR_WEST] = load_cursor("left_side", XC_left_side);
213 cursors[OB_CURSOR_NORTHWEST] = load_cursor("top_left_corner",
217 prop_startup(); /* get atoms values for the display */
218 extensions_query_all(); /* find which extensions are present */
220 if (screen_annex()) { /* it will be ours! */
222 modkeys_startup(reconfigure);
224 /* get the keycodes for keys we use */
225 keys[OB_KEY_RETURN] = modkeys_sym_to_code(XK_Return);
226 keys[OB_KEY_ESCAPE] = modkeys_sym_to_code(XK_Escape);
227 keys[OB_KEY_LEFT] = modkeys_sym_to_code(XK_Left);
228 keys[OB_KEY_RIGHT] = modkeys_sym_to_code(XK_Right);
229 keys[OB_KEY_UP] = modkeys_sym_to_code(XK_Up);
230 keys[OB_KEY_DOWN] = modkeys_sym_to_code(XK_Down);
237 /* startup the parsing so everything can register sections
241 /* start up config which sets up with the parser */
244 /* parse/load user options */
245 if (parse_load_rc(NULL, &doc, &node)) {
246 parse_tree(i, doc, node->xmlChildrenNode);
249 g_message(_("Unable to find a valid config file, using some simple defaults"));
252 if (config_type != NULL)
253 PROP_SETS(RootWindow(ob_display, ob_screen),
254 ob_config, config_type);
257 /* we're done with parsing now, kill it */
261 /* load the theme specified in the rc file */
264 if ((theme = RrThemeNew(ob_rr_inst, config_theme, TRUE,
265 config_font_activewindow,
266 config_font_inactivewindow,
267 config_font_menutitle,
268 config_font_menuitem,
271 RrThemeFree(ob_rr_theme);
274 if (ob_rr_theme == NULL)
275 ob_exit_with_error(_("Unable to load a theme."));
277 PROP_SETS(RootWindow(ob_display, ob_screen),
278 ob_theme, ob_rr_theme->name);
284 /* update all existing windows for the new theme */
285 for (it = client_list; it; it = g_list_next(it)) {
286 ObClient *c = it->data;
287 frame_adjust_theme(c->frame);
290 event_startup(reconfigure);
291 /* focus_backup is used for stacking, so this needs to come before
292 anything that calls stacking_add */
293 focus_startup(reconfigure);
294 focus_cycle_startup(reconfigure);
295 focus_cycle_indicator_startup(reconfigure);
296 focus_cycle_popup_startup(reconfigure);
297 window_startup(reconfigure);
298 sn_startup(reconfigure);
299 screen_startup(reconfigure);
300 grab_startup(reconfigure);
301 propwin_startup(reconfigure);
302 group_startup(reconfigure);
303 client_startup(reconfigure);
304 dock_startup(reconfigure);
305 moveresize_startup(reconfigure);
306 keyboard_startup(reconfigure);
307 mouse_startup(reconfigure);
308 menu_frame_startup(reconfigure);
309 menu_startup(reconfigure);
315 /* get all the existing windows */
319 /* focus what was focused if a wm was already running */
320 if (PROP_GET32(RootWindow(ob_display, ob_screen),
321 net_active_window, window, &xid) &&
322 (w = g_hash_table_lookup(window_map, &xid)) &&
325 client_focus(WINDOW_AS_CLIENT(w));
330 /* redecorate all existing windows */
331 for (it = client_list; it; it = g_list_next(it)) {
332 ObClient *c = it->data;
333 Strut oldsize, newsize;
335 /* the new config can change the window's decorations */
336 client_setup_decor_and_functions(c, TRUE);
337 /* redraw the frames */
338 frame_adjust_area(c->frame, TRUE, TRUE, FALSE);
339 /* the decor sizes may have changed, so the windows may
340 end up in new positions */
341 client_reconfigure(c);
347 state = OB_STATE_RUNNING;
348 ob_main_loop_run(ob_main_loop);
349 state = OB_STATE_EXITING;
353 client_unmanage_all();
356 menu_shutdown(reconfigure);
357 menu_frame_shutdown(reconfigure);
358 mouse_shutdown(reconfigure);
359 keyboard_shutdown(reconfigure);
360 moveresize_shutdown(reconfigure);
361 dock_shutdown(reconfigure);
362 client_shutdown(reconfigure);
363 group_shutdown(reconfigure);
364 propwin_shutdown(reconfigure);
365 grab_shutdown(reconfigure);
366 screen_shutdown(reconfigure);
367 focus_cycle_popup_shutdown(reconfigure);
368 focus_cycle_indicator_shutdown(reconfigure);
369 focus_cycle_shutdown(reconfigure);
370 focus_shutdown(reconfigure);
371 sn_shutdown(reconfigure);
372 window_shutdown(reconfigure);
373 event_shutdown(reconfigure);
375 modkeys_shutdown(reconfigure);
376 } while (reconfigure);
379 XSync(ob_display, FALSE);
381 RrThemeFree(ob_rr_theme);
382 RrInstanceFree(ob_rr_inst);
384 session_shutdown(being_replaced);
386 XCloseDisplay(ob_display);
388 parse_paths_shutdown();
391 if (restart_path != NULL) {
396 /* run other window manager */
397 if (g_shell_parse_argv(restart_path, &argcp, &argvp, &err)) {
398 execvp(argvp[0], argvp);
402 _("Restart failed to execute new executable '%s': %s"),
403 restart_path, err->message);
408 /* we remove the session arguments from argv, so put them back,
409 also don't restore the session on restart */
410 if (ob_sm_save_file != NULL || ob_sm_id != NULL) {
415 (ob_sm_save_file != NULL ? 2 : 0) +
416 (ob_sm_id != NULL ? 2 : 0);
417 nargv = g_new0(gchar*, l+1);
418 for (i = 0; i < argc; ++i)
421 if (ob_sm_save_file != NULL) {
422 nargv[i++] = g_strdup("--sm-save-file");
423 nargv[i++] = ob_sm_save_file;
425 if (ob_sm_id != NULL) {
426 nargv[i++] = g_strdup("--sm-client-id");
427 nargv[i++] = ob_sm_id;
429 nargv[i++] = g_strdup("--sm-no-load");
435 execvp(argv[0], argv); /* try how we were run */
436 execlp(argv[0], program_name, (gchar*)NULL); /* last resort */
439 /* free stuff passed in from the command line or environment */
440 g_free(ob_sm_save_file);
442 g_free(program_name);
447 static void signal_handler(gint signal, gpointer data)
451 ob_debug("Caught signal %d. Restarting.\n", signal);
455 ob_debug("Caught signal %d. Reconfiguring.\n", signal);
460 while (waitpid(-1, NULL, WNOHANG) > 0);
463 ob_debug("Caught signal %d. Exiting.\n", signal);
464 /* TERM and INT return a 0 code */
465 ob_exit(!(signal == SIGTERM || signal == SIGINT));
469 static void print_version()
471 g_print("Openbox %s\n", PACKAGE_VERSION);
472 g_print(_("Copyright (c)"));
473 g_print(" 2007 Mikael Magnusson\n");
474 g_print(_("Copyright (c)"));
475 g_print(" 2003-2007 Dana Jansens\n\n");
476 g_print("This program comes with ABSOLUTELY NO WARRANTY.\n");
477 g_print("This is free software, and you are welcome to redistribute it\n");
478 g_print("under certain conditions. See the file COPYING for details.\n\n");
481 static void print_help()
483 g_print(_("Syntax: openbox [options]\n"));
484 g_print(_("\nOptions:\n"));
485 g_print(_(" --help Display this help and exit\n"));
486 g_print(_(" --version Display the version and exit\n"));
487 g_print(_(" --replace Replace the currently running window manager\n"));
488 g_print(_(" --sm-disable Disable connection to the session manager\n"));
489 g_print(_("\nPassing messages to a running Openbox instance:\n"));
490 g_print(_(" --reconfigure Reload Openbox's configuration\n"));
491 g_print(_(" --restart Restart Openbox\n"));
492 g_print(_("\nDebugging options:\n"));
493 g_print(_(" --sync Run in synchronous mode\n"));
494 g_print(_(" --debug Display debugging output\n"));
495 g_print(_(" --debug-focus Display debugging output for focus handling\n"));
496 g_print(_(" --debug-xinerama Split the display into fake xinerama screens\n"));
497 g_print(_("\nPlease report bugs at %s\n"), PACKAGE_BUGREPORT);
500 static void remove_args(gint *argc, gchar **argv, gint index, gint num)
504 for (i = index; i < *argc - num; ++i)
505 argv[i] = argv[i+num];
506 for (; i < *argc; ++i)
511 static void parse_env()
513 /* unset this so we don't pass it on unknowingly */
514 unsetenv("DESKTOP_STARTUP_ID");
517 static void parse_args(gint *argc, gchar **argv)
521 for (i = 1; i < *argc; ++i) {
522 if (!strcmp(argv[i], "--version")) {
526 else if (!strcmp(argv[i], "--help")) {
530 else if (!strcmp(argv[i], "--g-fatal-warnings")) {
531 g_log_set_always_fatal(G_LOG_LEVEL_CRITICAL);
533 else if (!strcmp(argv[i], "--replace")) {
534 ob_replace_wm = TRUE;
535 remove_args(argc, argv, i, 1);
536 --i; /* this arg was removed so go back */
538 else if (!strcmp(argv[i], "--sync")) {
541 else if (!strcmp(argv[i], "--debug")) {
542 ob_debug_show_output(TRUE);
543 ob_debug_enable(OB_DEBUG_SM, TRUE);
544 ob_debug_enable(OB_DEBUG_APP_BUGS, TRUE);
546 else if (!strcmp(argv[i], "--debug-focus")) {
547 ob_debug_show_output(TRUE);
548 ob_debug_enable(OB_DEBUG_SM, TRUE);
549 ob_debug_enable(OB_DEBUG_APP_BUGS, TRUE);
550 ob_debug_enable(OB_DEBUG_FOCUS, TRUE);
552 else if (!strcmp(argv[i], "--debug-xinerama")) {
553 ob_debug_xinerama = TRUE;
555 else if (!strcmp(argv[i], "--reconfigure")) {
557 } else if (!strcmp(argv[i], "--restart")) {
560 else if (!strcmp(argv[i], "--sm-save-file")) {
561 if (i == *argc - 1) /* no args left */
562 /* not translated cuz it's sekret */
563 g_printerr("--sm-save-file requires an argument\n");
565 ob_sm_save_file = g_strdup(argv[i+1]);
566 remove_args(argc, argv, i, 2);
567 --i; /* this arg was removed so go back */
568 ob_debug_type(OB_DEBUG_SM, "--sm-save-file %s\n",
572 else if (!strcmp(argv[i], "--sm-client-id")) {
573 if (i == *argc - 1) /* no args left */
574 /* not translated cuz it's sekret */
575 g_printerr("--sm-client-id requires an argument\n");
577 ob_sm_id = g_strdup(argv[i+1]);
578 remove_args(argc, argv, i, 2);
579 --i; /* this arg was removed so go back */
580 ob_debug_type(OB_DEBUG_SM, "--sm-client-id %s\n", ob_sm_id);
583 else if (!strcmp(argv[i], "--sm-disable")) {
586 else if (!strcmp(argv[i], "--sm-no-load")) {
587 ob_sm_restore = FALSE;
588 remove_args(argc, argv, i, 1);
589 --i; /* this arg was removed so go back */
592 /* this is a memleak.. oh well.. heh */
593 gchar *err = g_strdup_printf
594 (_("Invalid command line argument '%s'\n"), argv[i]);
595 ob_exit_with_error(err);
600 static Cursor load_cursor(const gchar *name, guint fontval)
605 c = XcursorLibraryLoadCursor(ob_display, name);
608 c = XCreateFontCursor(ob_display, fontval);
612 void ob_exit_with_error(const gchar *msg)
615 session_shutdown(TRUE);
619 void ob_restart_other(const gchar *path)
621 restart_path = g_strdup(path);
631 void ob_reconfigure()
637 void ob_exit(gint code)
640 ob_main_loop_exit(ob_main_loop);
643 void ob_exit_replace()
646 being_replaced = TRUE;
647 ob_main_loop_exit(ob_main_loop);
650 Cursor ob_cursor(ObCursor cursor)
652 g_assert(cursor < OB_NUM_CURSORS);
653 return cursors[cursor];
656 KeyCode ob_keycode(ObKey key)
658 g_assert(key < OB_NUM_KEYS);