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,
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."));
281 /* update all existing windows for the new theme */
282 for (it = client_list; it; it = g_list_next(it)) {
283 ObClient *c = it->data;
284 frame_adjust_theme(c->frame);
287 event_startup(reconfigure);
288 /* focus_backup is used for stacking, so this needs to come before
289 anything that calls stacking_add */
290 focus_startup(reconfigure);
291 focus_cycle_startup(reconfigure);
292 focus_cycle_indicator_startup(reconfigure);
293 focus_cycle_popup_startup(reconfigure);
294 window_startup(reconfigure);
295 sn_startup(reconfigure);
296 screen_startup(reconfigure);
297 grab_startup(reconfigure);
298 propwin_startup(reconfigure);
299 group_startup(reconfigure);
300 client_startup(reconfigure);
301 dock_startup(reconfigure);
302 moveresize_startup(reconfigure);
303 keyboard_startup(reconfigure);
304 mouse_startup(reconfigure);
305 menu_frame_startup(reconfigure);
306 menu_startup(reconfigure);
312 /* get all the existing windows */
316 /* focus what was focused if a wm was already running */
317 if (PROP_GET32(RootWindow(ob_display, ob_screen),
318 net_active_window, window, &xid) &&
319 (w = g_hash_table_lookup(window_map, &xid)) &&
322 client_focus(WINDOW_AS_CLIENT(w));
327 /* redecorate all existing windows */
328 for (it = client_list; it; it = g_list_next(it)) {
329 ObClient *c = it->data;
330 /* the new config can change the window's decorations */
331 client_setup_decor_and_functions(c);
332 /* redraw the frames */
333 frame_adjust_area(c->frame, TRUE, TRUE, FALSE);
339 state = OB_STATE_RUNNING;
340 ob_main_loop_run(ob_main_loop);
341 state = OB_STATE_EXITING;
345 client_unmanage_all();
348 menu_shutdown(reconfigure);
349 menu_frame_shutdown(reconfigure);
350 mouse_shutdown(reconfigure);
351 keyboard_shutdown(reconfigure);
352 moveresize_shutdown(reconfigure);
353 dock_shutdown(reconfigure);
354 client_shutdown(reconfigure);
355 group_shutdown(reconfigure);
356 propwin_shutdown(reconfigure);
357 grab_shutdown(reconfigure);
358 screen_shutdown(reconfigure);
359 focus_cycle_popup_shutdown(reconfigure);
360 focus_cycle_indicator_shutdown(reconfigure);
361 focus_cycle_shutdown(reconfigure);
362 focus_shutdown(reconfigure);
363 sn_shutdown(reconfigure);
364 window_shutdown(reconfigure);
365 event_shutdown(reconfigure);
367 modkeys_shutdown(reconfigure);
368 } while (reconfigure);
371 XSync(ob_display, FALSE);
373 RrThemeFree(ob_rr_theme);
374 RrInstanceFree(ob_rr_inst);
376 session_shutdown(being_replaced);
378 XCloseDisplay(ob_display);
380 parse_paths_shutdown();
383 if (restart_path != NULL) {
388 /* run other window manager */
389 if (g_shell_parse_argv(restart_path, &argcp, &argvp, &err)) {
390 execvp(argvp[0], argvp);
394 _("Restart failed to execute new executable '%s': %s"),
395 restart_path, err->message);
400 /* we remove the session arguments from argv, so put them back,
401 also don't restore the session on restart */
402 if (ob_sm_save_file != NULL || ob_sm_id != NULL) {
407 (ob_sm_save_file != NULL ? 2 : 0) +
408 (ob_sm_id != NULL ? 2 : 0);
409 nargv = g_new0(gchar*, l+1);
410 for (i = 0; i < argc; ++i)
413 if (ob_sm_save_file != NULL) {
414 nargv[i++] = g_strdup("--sm-save-file");
415 nargv[i++] = ob_sm_save_file;
417 if (ob_sm_id != NULL) {
418 nargv[i++] = g_strdup("--sm-client-id");
419 nargv[i++] = ob_sm_id;
421 nargv[i++] = g_strdup("--sm-no-load");
427 execvp(argv[0], argv); /* try how we were run */
428 execlp(argv[0], program_name, (gchar*)NULL); /* last resort */
431 /* free stuff passed in from the command line or environment */
432 g_free(ob_sm_save_file);
434 g_free(program_name);
439 static void signal_handler(gint signal, gpointer data)
443 ob_debug("Caught signal %d. Restarting.\n", signal);
447 ob_debug("Caught signal %d. Reconfiguring.\n", signal);
452 while (waitpid(-1, NULL, WNOHANG) > 0);
455 ob_debug("Caught signal %d. Exiting.\n", signal);
456 /* TERM and INT return a 0 code */
457 ob_exit(!(signal == SIGTERM || signal == SIGINT));
461 static void print_version()
463 g_print("Openbox %s\n", PACKAGE_VERSION);
464 g_print(_("Copyright (c)"));
465 g_print(" 2007 Mikael Magnusson\n");
466 g_print(_("Copyright (c)"));
467 g_print(" 2003-2007 Dana Jansens\n\n");
468 g_print("This program comes with ABSOLUTELY NO WARRANTY.\n");
469 g_print("This is free software, and you are welcome to redistribute it\n");
470 g_print("under certain conditions. See the file COPYING for details.\n\n");
473 static void print_help()
475 g_print(_("Syntax: openbox [options]\n"));
476 g_print(_("\nOptions:\n"));
477 g_print(_(" --help Display this help and exit\n"));
478 g_print(_(" --version Display the version and exit\n"));
479 g_print(_(" --replace Replace the currently running window manager\n"));
480 g_print(_(" --sm-disable Disable connection to the session manager\n"));
481 g_print(_("\nPassing messages to a running Openbox instance:\n"));
482 g_print(_(" --reconfigure Reload Openbox's configuration\n"));
483 g_print(_(" --restart Restart Openbox\n"));
484 g_print(_("\nDebugging options:\n"));
485 g_print(_(" --sync Run in synchronous mode\n"));
486 g_print(_(" --debug Display debugging output\n"));
487 g_print(_(" --debug-focus Display debugging output for focus handling\n"));
488 g_print(_(" --debug-xinerama Split the display into fake xinerama screens\n"));
489 g_print(_("\nPlease report bugs at %s\n"), PACKAGE_BUGREPORT);
492 static void remove_args(gint *argc, gchar **argv, gint index, gint num)
496 for (i = index; i < *argc - num; ++i)
497 argv[i] = argv[i+num];
498 for (; i < *argc; ++i)
503 static void parse_env()
505 /* unset this so we don't pass it on unknowingly */
506 unsetenv("DESKTOP_STARTUP_ID");
509 static void parse_args(gint *argc, gchar **argv)
513 for (i = 1; i < *argc; ++i) {
514 if (!strcmp(argv[i], "--version")) {
518 else if (!strcmp(argv[i], "--help")) {
522 else if (!strcmp(argv[i], "--g-fatal-warnings")) {
523 g_log_set_always_fatal(G_LOG_LEVEL_CRITICAL);
525 else if (!strcmp(argv[i], "--replace")) {
526 ob_replace_wm = TRUE;
527 remove_args(argc, argv, i, 1);
528 --i; /* this arg was removed so go back */
530 else if (!strcmp(argv[i], "--sync")) {
533 else if (!strcmp(argv[i], "--debug")) {
534 ob_debug_show_output(TRUE);
535 ob_debug_enable(OB_DEBUG_SM, TRUE);
536 ob_debug_enable(OB_DEBUG_APP_BUGS, TRUE);
538 else if (!strcmp(argv[i], "--debug-focus")) {
539 ob_debug_show_output(TRUE);
540 ob_debug_enable(OB_DEBUG_SM, TRUE);
541 ob_debug_enable(OB_DEBUG_APP_BUGS, TRUE);
542 ob_debug_enable(OB_DEBUG_FOCUS, TRUE);
544 else if (!strcmp(argv[i], "--debug-xinerama")) {
545 ob_debug_xinerama = TRUE;
547 else if (!strcmp(argv[i], "--reconfigure")) {
549 } else if (!strcmp(argv[i], "--restart")) {
552 else if (!strcmp(argv[i], "--sm-save-file")) {
553 if (i == *argc - 1) /* no args left */
554 /* not translated cuz it's sekret */
555 g_printerr("--sm-save-file requires an argument\n");
557 ob_sm_save_file = g_strdup(argv[i+1]);
558 remove_args(argc, argv, i, 2);
559 --i; /* this arg was removed so go back */
560 ob_debug_type(OB_DEBUG_SM, "--sm-save-file %s\n",
564 else if (!strcmp(argv[i], "--sm-client-id")) {
565 if (i == *argc - 1) /* no args left */
566 /* not translated cuz it's sekret */
567 g_printerr("--sm-client-id requires an argument\n");
569 ob_sm_id = g_strdup(argv[i+1]);
570 remove_args(argc, argv, i, 2);
571 --i; /* this arg was removed so go back */
572 ob_debug_type(OB_DEBUG_SM, "--sm-client-id %s\n", ob_sm_id);
575 else if (!strcmp(argv[i], "--sm-disable")) {
578 else if (!strcmp(argv[i], "--sm-no-load")) {
579 ob_sm_restore = FALSE;
580 remove_args(argc, argv, i, 1);
581 --i; /* this arg was removed so go back */
584 /* this is a memleak.. oh well.. heh */
585 gchar *err = g_strdup_printf
586 (_("Invalid command line argument '%s'\n"), argv[i]);
587 ob_exit_with_error(err);
592 static Cursor load_cursor(const gchar *name, guint fontval)
597 c = XcursorLibraryLoadCursor(ob_display, name);
600 c = XCreateFontCursor(ob_display, fontval);
604 void ob_exit_with_error(const gchar *msg)
607 session_shutdown(TRUE);
611 void ob_restart_other(const gchar *path)
613 restart_path = g_strdup(path);
623 void ob_reconfigure()
629 void ob_exit(gint code)
632 ob_main_loop_exit(ob_main_loop);
635 void ob_exit_replace()
638 being_replaced = TRUE;
639 ob_main_loop_exit(ob_main_loop);
642 Cursor ob_cursor(ObCursor cursor)
644 g_assert(cursor < OB_NUM_CURSORS);
645 return cursors[cursor];
648 KeyCode ob_keycode(ObKey key)
650 g_assert(key < OB_NUM_KEYS);