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 "moveresize.h"
37 #include "extensions.h"
38 #include "menuframe.h"
45 #include "parser/parse.h"
46 #include "render/render.h"
47 #include "render/theme.h"
61 #ifdef HAVE_SYS_STAT_H
62 # include <sys/stat.h>
63 # include <sys/types.h>
65 #ifdef HAVE_SYS_WAIT_H
66 # include <sys/types.h>
67 # include <sys/wait.h>
74 #include <X11/cursorfont.h>
76 #include <X11/Xcursor/Xcursor.h>
80 #include <X11/keysym.h>
83 RrInstance *ob_rr_inst;
85 ObMainLoop *ob_main_loop;
88 gboolean ob_replace_wm = FALSE;
89 gboolean ob_sm_use = TRUE;
90 gchar *ob_sm_id = NULL;
91 gchar *ob_sm_save_file = NULL;
92 gchar *ob_config_type = NULL;
95 static gboolean xsync = FALSE;
96 static gboolean reconfigure = FALSE;
97 static gboolean restart = FALSE;
98 static gchar *restart_path = NULL;
99 static Cursor cursors[OB_NUM_CURSORS];
100 static KeyCode keys[OB_NUM_KEYS];
101 static gint exitcode = 0;
102 static guint remote_control = 0;
103 static gboolean being_replaced = FALSE;
105 static void signal_handler(gint signal, gpointer data);
106 static void remove_args(gint *argc, gchar **argv, gint index, gint num);
107 static void parse_env();
108 static void parse_args(gint *argc, gchar **argv);
109 static Cursor load_cursor(const gchar *name, guint fontval);
111 gint main(gint argc, gchar **argv)
115 state = OB_STATE_STARTING;
117 /* initialize the locale */
118 if (!setlocale(LC_ALL, ""))
119 g_message("Couldn't set locale from environment.");
120 bindtextdomain(PACKAGE_NAME, LOCALEDIR);
121 bind_textdomain_codeset(PACKAGE_NAME, "UTF-8");
122 textdomain(PACKAGE_NAME);
124 if (chdir(g_get_home_dir()) == -1)
125 g_message(_("Unable to change to home directory '%s': %s"),
126 g_get_home_dir(), g_strerror(errno));
128 /* parse the command line args, which can change the argv[0] */
129 parse_args(&argc, argv);
130 /* parse the environment variables */
133 program_name = g_path_get_basename(argv[0]);
134 g_set_prgname(program_name);
136 if (!remote_control) {
137 parse_paths_startup();
139 session_startup(argc, argv);
143 ob_display = XOpenDisplay(NULL);
144 if (ob_display == NULL)
145 ob_exit_with_error(_("Failed to open the display from the DISPLAY environment variable."));
146 if (fcntl(ConnectionNumber(ob_display), F_SETFD, 1) == -1)
147 ob_exit_with_error("Failed to set display as close-on-exec");
149 if (remote_control) {
152 /* Send client message telling the OB process to:
153 * remote_control = 1 -> reconfigure
154 * remote_control = 2 -> restart */
155 PROP_MSG(RootWindow(ob_display, ob_screen),
156 ob_control, remote_control, 0, 0, 0);
157 XCloseDisplay(ob_display);
161 ob_main_loop = ob_main_loop_new(ob_display);
163 /* set up signal handler */
164 ob_main_loop_signal_add(ob_main_loop, SIGUSR1, signal_handler, NULL, NULL);
165 ob_main_loop_signal_add(ob_main_loop, SIGUSR2, signal_handler, NULL, NULL);
166 ob_main_loop_signal_add(ob_main_loop, SIGTERM, signal_handler, NULL, NULL);
167 ob_main_loop_signal_add(ob_main_loop, SIGINT, signal_handler, NULL, NULL);
168 ob_main_loop_signal_add(ob_main_loop, SIGHUP, signal_handler, NULL, NULL);
169 ob_main_loop_signal_add(ob_main_loop, SIGPIPE, signal_handler, NULL, NULL);
170 ob_main_loop_signal_add(ob_main_loop, SIGCHLD, signal_handler, NULL, NULL);
172 ob_screen = DefaultScreen(ob_display);
174 ob_rr_inst = RrInstanceNew(ob_display, ob_screen);
175 if (ob_rr_inst == NULL)
176 ob_exit_with_error(_("Failed to initialize the render library."));
178 XSynchronize(ob_display, xsync);
180 /* check for locale support */
181 if (!XSupportsLocale())
182 g_message(_("X server does not support locale."));
183 if (!XSetLocaleModifiers(""))
184 g_message(_("Cannot set locale modifiers for the X server."));
186 /* set our error handler */
187 XSetErrorHandler(xerror_handler);
189 /* set the DISPLAY environment variable for any lauched children, to the
190 display we're using, so they open in the right place. */
191 putenv(g_strdup_printf("DISPLAY=%s", DisplayString(ob_display)));
193 /* create available cursors */
194 cursors[OB_CURSOR_NONE] = None;
195 cursors[OB_CURSOR_POINTER] = load_cursor("left_ptr", XC_left_ptr);
196 cursors[OB_CURSOR_BUSY] = load_cursor("left_ptr_watch", XC_watch);
197 cursors[OB_CURSOR_MOVE] = load_cursor("fleur", XC_fleur);
198 cursors[OB_CURSOR_NORTH] = load_cursor("top_side", XC_top_side);
199 cursors[OB_CURSOR_NORTHEAST] = load_cursor("top_right_corner",
200 XC_top_right_corner);
201 cursors[OB_CURSOR_EAST] = load_cursor("right_side", XC_right_side);
202 cursors[OB_CURSOR_SOUTHEAST] = load_cursor("bottom_right_corner",
203 XC_bottom_right_corner);
204 cursors[OB_CURSOR_SOUTH] = load_cursor("bottom_side", XC_bottom_side);
205 cursors[OB_CURSOR_SOUTHWEST] = load_cursor("bottom_left_corner",
206 XC_bottom_left_corner);
207 cursors[OB_CURSOR_WEST] = load_cursor("left_side", XC_left_side);
208 cursors[OB_CURSOR_NORTHWEST] = load_cursor("top_left_corner",
212 prop_startup(); /* get atoms values for the display */
213 extensions_query_all(); /* find which extensions are present */
215 if (screen_annex(program_name)) { /* it will be ours! */
217 modkeys_startup(reconfigure);
219 /* get the keycodes for keys we use */
220 keys[OB_KEY_RETURN] = modkeys_sym_to_code(XK_Return);
221 keys[OB_KEY_ESCAPE] = modkeys_sym_to_code(XK_Escape);
222 keys[OB_KEY_LEFT] = modkeys_sym_to_code(XK_Left);
223 keys[OB_KEY_RIGHT] = modkeys_sym_to_code(XK_Right);
224 keys[OB_KEY_UP] = modkeys_sym_to_code(XK_Up);
225 keys[OB_KEY_DOWN] = modkeys_sym_to_code(XK_Down);
232 /* startup the parsing so everything can register sections
236 /* start up config which sets up with the parser */
239 /* parse/load user options */
240 if (parse_load_rc(ob_config_type, &doc, &node)) {
241 parse_tree(i, doc, node->xmlChildrenNode);
244 g_message(_("Unable to find a valid config file, using some simple defaults"));
246 if (ob_config_type != NULL)
247 PROP_SETS(RootWindow(ob_display, ob_screen),
248 ob_config, ob_config_type);
250 /* we're done with parsing now, kill it */
254 /* load the theme specified in the rc file */
257 if ((theme = RrThemeNew(ob_rr_inst, config_theme,
258 config_font_activewindow,
259 config_font_inactivewindow,
260 config_font_menutitle,
261 config_font_menuitem,
264 RrThemeFree(ob_rr_theme);
267 if (ob_rr_theme == NULL)
268 ob_exit_with_error(_("Unable to load a theme."));
274 /* update all existing windows for the new theme */
275 for (it = client_list; it; it = g_list_next(it)) {
276 ObClient *c = it->data;
277 frame_adjust_theme(c->frame);
280 event_startup(reconfigure);
281 /* focus_backup is used for stacking, so this needs to come before
282 anything that calls stacking_add */
283 focus_startup(reconfigure);
284 window_startup(reconfigure);
285 sn_startup(reconfigure);
286 screen_startup(reconfigure);
287 grab_startup(reconfigure);
288 propwin_startup(reconfigure);
289 group_startup(reconfigure);
290 client_startup(reconfigure);
291 dock_startup(reconfigure);
292 moveresize_startup(reconfigure);
293 keyboard_startup(reconfigure);
294 mouse_startup(reconfigure);
295 menu_startup(reconfigure);
296 menu_frame_startup(reconfigure);
302 /* get all the existing windows */
306 /* focus what was focused if a wm was already running */
307 if (PROP_GET32(RootWindow(ob_display, ob_screen),
308 net_active_window, window, &xid) &&
309 (w = g_hash_table_lookup(window_map, &xid)) &&
312 client_focus(WINDOW_AS_CLIENT(w));
317 /* redecorate all existing windows */
318 for (it = client_list; it; it = g_list_next(it)) {
319 ObClient *c = it->data;
320 /* the new config can change the window's decorations */
321 client_setup_decor_and_functions(c);
322 /* redraw the frames */
323 frame_adjust_area(c->frame, TRUE, TRUE, FALSE);
329 state = OB_STATE_RUNNING;
330 ob_main_loop_run(ob_main_loop);
331 state = OB_STATE_EXITING;
335 client_unmanage_all();
338 menu_frame_shutdown(reconfigure);
339 menu_shutdown(reconfigure);
340 mouse_shutdown(reconfigure);
341 keyboard_shutdown(reconfigure);
342 moveresize_shutdown(reconfigure);
343 dock_shutdown(reconfigure);
344 client_shutdown(reconfigure);
345 group_shutdown(reconfigure);
346 propwin_shutdown(reconfigure);
347 grab_shutdown(reconfigure);
348 screen_shutdown(reconfigure);
349 focus_shutdown(reconfigure);
350 sn_shutdown(reconfigure);
351 window_shutdown(reconfigure);
352 event_shutdown(reconfigure);
354 modkeys_shutdown(reconfigure);
355 } while (reconfigure);
358 XSync(ob_display, FALSE);
360 RrThemeFree(ob_rr_theme);
361 RrInstanceFree(ob_rr_inst);
363 session_shutdown(being_replaced);
365 XCloseDisplay(ob_display);
367 parse_paths_shutdown();
370 if (restart_path != NULL) {
375 /* run other window manager */
376 if (g_shell_parse_argv(restart_path, &argcp, &argvp, &err)) {
377 execvp(argvp[0], argvp);
381 _("Restart failed to execute new executable '%s': %s"),
382 restart_path, err->message);
387 /* we remove the session arguments from argv, so put them back */
388 if (ob_sm_save_file != NULL || ob_sm_id != NULL) {
393 (ob_sm_save_file != NULL ? 2 : 0) +
394 (ob_sm_id != NULL ? 2 : 0);
395 nargv = g_new0(gchar*, l+1);
396 for (i = 0; i < argc; ++i)
399 if (ob_sm_save_file != NULL) {
400 nargv[i++] = g_strdup("--sm-save-file");
401 nargv[i++] = ob_sm_save_file;
403 if (ob_sm_id != NULL) {
404 nargv[i++] = g_strdup("--sm-client-id");
405 nargv[i++] = ob_sm_id;
411 /* we also remove some environment variables, so put them back */
413 setenv("OPENBOX_CONFIG_NAMESPACE", ob_config_type, 1);
416 execvp(argv[0], argv); /* try how we were run */
417 execlp(argv[0], program_name, (gchar*)NULL); /* last resort */
420 /* free stuff passed in from the command line or environment */
421 g_free(ob_sm_save_file);
423 g_free(ob_config_type);
424 g_free(program_name);
429 static void signal_handler(gint signal, gpointer data)
433 ob_debug("Caught signal %d. Restarting.\n", signal);
437 ob_debug("Caught signal %d. Reconfiguring.\n", signal);
442 while (waitpid(-1, NULL, WNOHANG) > 0);
445 ob_debug("Caught signal %d. Exiting.\n", signal);
446 /* TERM and INT return a 0 code */
447 ob_exit(!(signal == SIGTERM || signal == SIGINT));
451 static void print_version()
453 g_print("Openbox %s\n", PACKAGE_VERSION);
454 g_print(_("Copyright (c)"));
455 g_print(" 2007 Mikael Magnusson\n");
456 g_print(_("Copyright (c)"));
457 g_print(" 2003-2007 Dana Jansens\n\n");
458 g_print("This program comes with ABSOLUTELY NO WARRANTY.\n");
459 g_print("This is free software, and you are welcome to redistribute it\n");
460 g_print("under certain conditions. See the file COPYING for details.\n\n");
463 static void print_help()
465 g_print(_("Syntax: openbox [options]\n"));
466 g_print(_("\nOptions:\n"));
467 g_print(_(" --help Display this help and exit\n"));
468 g_print(_(" --version Display the version and exit\n"));
469 g_print(_(" --replace Replace the currently running window manager\n"));
470 g_print(_(" --sm-disable Disable connection to the session manager\n"));
471 g_print(_("\nPassing messages to a running Openbox instance:\n"));
472 g_print(_(" --reconfigure Reload Openbox's configuration\n"));
473 g_print(_("\nDebugging options:\n"));
474 g_print(_(" --sync Run in synchronous mode\n"));
475 g_print(_(" --debug Display debugging output\n"));
476 g_print(_(" --debug-focus Display debugging output for focus handling\n"));
477 g_print(_("\nPlease report bugs at %s\n"), PACKAGE_BUGREPORT);
480 static void remove_args(gint *argc, gchar **argv, gint index, gint num)
484 for (i = index; i < *argc - num; ++i)
485 argv[i] = argv[i+num];
486 for (; i < *argc; ++i)
491 static void parse_env()
493 /* unset this so we don't pass it on unknowingly */
494 unsetenv("DESKTOP_STARTUP_ID");
496 if (getenv("OPENBOX_CONFIG_NAMESPACE"))
497 ob_config_type = g_strdup(getenv("OPENBOX_CONFIG_NAMESPACE"));
500 static void parse_args(gint *argc, gchar **argv)
504 for (i = 1; i < *argc; ++i) {
505 if (!strcmp(argv[i], "--version")) {
509 else if (!strcmp(argv[i], "--help")) {
513 else if (!strcmp(argv[i], "--g-fatal-warnings")) {
514 g_log_set_always_fatal(G_LOG_LEVEL_CRITICAL);
516 else if (!strcmp(argv[i], "--replace")) {
517 ob_replace_wm = TRUE;
518 remove_args(argc, argv, i, 1);
519 --i; /* this arg was removed so go back */
521 else if (!strcmp(argv[i], "--sync")) {
524 else if (!strcmp(argv[i], "--debug")) {
525 ob_debug_show_output(TRUE);
526 ob_debug_enable(OB_DEBUG_SM, TRUE);
527 ob_debug_enable(OB_DEBUG_APP_BUGS, TRUE);
529 else if (!strcmp(argv[i], "--debug-focus")) {
530 ob_debug_show_output(TRUE);
531 ob_debug_enable(OB_DEBUG_SM, TRUE);
532 ob_debug_enable(OB_DEBUG_APP_BUGS, TRUE);
533 ob_debug_enable(OB_DEBUG_FOCUS, TRUE);
535 else if (!strcmp(argv[i], "--reconfigure")) {
537 /* don't make this do anything if it's not in --help ..
538 } else if (!strcmp(argv[i], "--restart")) {
542 else if (!strcmp(argv[i], "--config-namespace")) {
543 if (i == *argc - 1) /* no args left */
544 /* not translated cuz it's sekret */
545 g_printerr("--config-namespace requires an argument\n");
547 ob_config_type = g_strdup(argv[i+1]);
548 remove_args(argc, argv, i, 2);
549 --i; /* this arg was removed so go back */
550 ob_debug_type(OB_DEBUG_SM, "--config-namespace %s\n",
554 else if (!strcmp(argv[i], "--sm-save-file")) {
555 if (i == *argc - 1) /* no args left */
556 /* not translated cuz it's sekret */
557 g_printerr("--sm-save-file requires an argument\n");
559 ob_sm_save_file = g_strdup(argv[i+1]);
560 remove_args(argc, argv, i, 2);
561 --i; /* this arg was removed so go back */
562 ob_debug_type(OB_DEBUG_SM, "--sm-save-file %s\n",
566 else if (!strcmp(argv[i], "--sm-client-id")) {
567 if (i == *argc - 1) /* no args left */
568 /* not translated cuz it's sekret */
569 g_printerr("--sm-client-id requires an argument\n");
571 ob_sm_id = 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-client-id %s\n", ob_sm_id);
577 else if (!strcmp(argv[i], "--sm-disable")) {
581 /* this is a memleak.. oh well.. heh */
582 gchar *err = g_strdup_printf
583 (_("Invalid command line argument '%s'\n"), argv[i]);
584 ob_exit_with_error(err);
589 static Cursor load_cursor(const gchar *name, guint fontval)
594 c = XcursorLibraryLoadCursor(ob_display, name);
597 c = XCreateFontCursor(ob_display, fontval);
601 void ob_exit_with_error(const gchar *msg)
604 session_shutdown(TRUE);
608 void ob_restart_other(const gchar *path)
610 restart_path = g_strdup(path);
620 void ob_reconfigure()
626 void ob_exit(gint code)
629 ob_main_loop_exit(ob_main_loop);
632 void ob_exit_replace()
635 being_replaced = TRUE;
636 ob_main_loop_exit(ob_main_loop);
639 Cursor ob_cursor(ObCursor cursor)
641 g_assert(cursor < OB_NUM_CURSORS);
642 return cursors[cursor];
645 KeyCode ob_keycode(ObKey key)
647 g_assert(key < OB_NUM_KEYS);