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"
41 #include "extensions.h"
42 #include "menuframe.h"
49 #include "parser/parse.h"
50 #include "render/render.h"
51 #include "render/theme.h"
65 #ifdef HAVE_SYS_STAT_H
66 # include <sys/stat.h>
67 # include <sys/types.h>
69 #ifdef HAVE_SYS_WAIT_H
70 # include <sys/types.h>
71 # include <sys/wait.h>
78 #include <X11/cursorfont.h>
80 #include <X11/Xcursor/Xcursor.h>
84 #include <X11/keysym.h>
87 RrInstance *ob_rr_inst;
89 ObMainLoop *ob_main_loop;
92 gboolean ob_replace_wm = FALSE;
93 gboolean ob_sm_use = TRUE;
94 gchar *ob_sm_id = NULL;
95 gchar *ob_sm_save_file = NULL;
96 gboolean ob_sm_restore = TRUE;
97 gboolean ob_debug_xinerama = FALSE;
100 static gboolean xsync = FALSE;
101 static gboolean reconfigure = FALSE;
102 static gboolean restart = FALSE;
103 static gchar *restart_path = NULL;
104 static Cursor cursors[OB_NUM_CURSORS];
105 static KeyCode keys[OB_NUM_KEYS];
106 static gint exitcode = 0;
107 static guint remote_control = 0;
108 static gboolean being_replaced = FALSE;
110 static void signal_handler(gint signal, gpointer data);
111 static void remove_args(gint *argc, gchar **argv, gint index, gint num);
112 static void parse_env();
113 static void parse_args(gint *argc, gchar **argv);
114 static Cursor load_cursor(const gchar *name, guint fontval);
116 gint main(gint argc, gchar **argv)
120 state = OB_STATE_STARTING;
122 /* initialize the locale */
123 if (!setlocale(LC_ALL, ""))
124 g_message("Couldn't set locale from environment.");
125 bindtextdomain(PACKAGE_NAME, LOCALEDIR);
126 bind_textdomain_codeset(PACKAGE_NAME, "UTF-8");
127 textdomain(PACKAGE_NAME);
129 if (chdir(g_get_home_dir()) == -1)
130 g_message(_("Unable to change to home directory '%s': %s"),
131 g_get_home_dir(), g_strerror(errno));
133 /* parse the command line args, which can change the argv[0] */
134 parse_args(&argc, argv);
135 /* parse the environment variables */
138 program_name = g_path_get_basename(argv[0]);
139 g_set_prgname(program_name);
141 if (!remote_control) {
142 parse_paths_startup();
144 session_startup(argc, argv);
148 ob_display = XOpenDisplay(NULL);
149 if (ob_display == NULL)
150 ob_exit_with_error(_("Failed to open the display from the DISPLAY environment variable."));
151 if (fcntl(ConnectionNumber(ob_display), F_SETFD, 1) == -1)
152 ob_exit_with_error("Failed to set display as close-on-exec");
154 if (remote_control) {
157 /* Send client message telling the OB process to:
158 * remote_control = 1 -> reconfigure
159 * remote_control = 2 -> restart */
160 PROP_MSG(RootWindow(ob_display, ob_screen),
161 ob_control, remote_control, 0, 0, 0);
162 XCloseDisplay(ob_display);
166 ob_main_loop = ob_main_loop_new(ob_display);
168 /* set up signal handler */
169 ob_main_loop_signal_add(ob_main_loop, SIGUSR1, signal_handler, NULL, NULL);
170 ob_main_loop_signal_add(ob_main_loop, SIGUSR2, signal_handler, NULL, NULL);
171 ob_main_loop_signal_add(ob_main_loop, SIGTERM, signal_handler, NULL, NULL);
172 ob_main_loop_signal_add(ob_main_loop, SIGINT, signal_handler, NULL, NULL);
173 ob_main_loop_signal_add(ob_main_loop, SIGHUP, signal_handler, NULL, NULL);
174 ob_main_loop_signal_add(ob_main_loop, SIGPIPE, signal_handler, NULL, NULL);
175 ob_main_loop_signal_add(ob_main_loop, SIGCHLD, signal_handler, NULL, NULL);
177 ob_screen = DefaultScreen(ob_display);
179 ob_rr_inst = RrInstanceNew(ob_display, ob_screen);
180 if (ob_rr_inst == NULL)
181 ob_exit_with_error(_("Failed to initialize the obrender library."));
183 XSynchronize(ob_display, xsync);
185 /* check for locale support */
186 if (!XSupportsLocale())
187 g_message(_("X server does not support locale."));
188 if (!XSetLocaleModifiers(""))
189 g_message(_("Cannot set locale modifiers for the X server."));
191 /* set our error handler */
192 XSetErrorHandler(xerror_handler);
194 /* set the DISPLAY environment variable for any lauched children, to the
195 display we're using, so they open in the right place. */
196 putenv(g_strdup_printf("DISPLAY=%s", DisplayString(ob_display)));
198 /* create available cursors */
199 cursors[OB_CURSOR_NONE] = None;
200 cursors[OB_CURSOR_POINTER] = load_cursor("left_ptr", XC_left_ptr);
201 cursors[OB_CURSOR_BUSYPOINTER] = load_cursor("left_ptr_watch",XC_left_ptr);
202 cursors[OB_CURSOR_BUSY] = load_cursor("watch", XC_watch);
203 cursors[OB_CURSOR_MOVE] = load_cursor("fleur", XC_fleur);
204 cursors[OB_CURSOR_NORTH] = load_cursor("top_side", XC_top_side);
205 cursors[OB_CURSOR_NORTHEAST] = load_cursor("top_right_corner",
206 XC_top_right_corner);
207 cursors[OB_CURSOR_EAST] = load_cursor("right_side", XC_right_side);
208 cursors[OB_CURSOR_SOUTHEAST] = load_cursor("bottom_right_corner",
209 XC_bottom_right_corner);
210 cursors[OB_CURSOR_SOUTH] = load_cursor("bottom_side", XC_bottom_side);
211 cursors[OB_CURSOR_SOUTHWEST] = load_cursor("bottom_left_corner",
212 XC_bottom_left_corner);
213 cursors[OB_CURSOR_WEST] = load_cursor("left_side", XC_left_side);
214 cursors[OB_CURSOR_NORTHWEST] = load_cursor("top_left_corner",
218 prop_startup(); /* get atoms values for the display */
219 extensions_query_all(); /* find which extensions are present */
221 if (screen_annex()) { /* it will be ours! */
223 modkeys_startup(reconfigure);
225 /* get the keycodes for keys we use */
226 keys[OB_KEY_RETURN] = modkeys_sym_to_code(XK_Return);
227 keys[OB_KEY_ESCAPE] = modkeys_sym_to_code(XK_Escape);
228 keys[OB_KEY_LEFT] = modkeys_sym_to_code(XK_Left);
229 keys[OB_KEY_RIGHT] = modkeys_sym_to_code(XK_Right);
230 keys[OB_KEY_UP] = modkeys_sym_to_code(XK_Up);
231 keys[OB_KEY_DOWN] = modkeys_sym_to_code(XK_Down);
238 /* startup the parsing so everything can register sections
242 /* register all the available actions */
243 actions_startup(reconfigure);
244 /* start up config which sets up with the parser */
247 /* parse/load user options */
248 if (parse_load_rc(NULL, &doc, &node)) {
249 parse_tree(i, doc, node->xmlChildrenNode);
252 g_message(_("Unable to find a valid config file, using some simple defaults"));
255 if (config_type != NULL)
256 PROP_SETS(RootWindow(ob_display, ob_screen),
257 ob_config, config_type);
260 /* we're done with parsing now, kill it */
264 /* load the theme specified in the rc file */
267 if ((theme = RrThemeNew(ob_rr_inst, config_theme, TRUE,
268 config_font_activewindow,
269 config_font_inactivewindow,
270 config_font_menutitle,
271 config_font_menuitem,
274 RrThemeFree(ob_rr_theme);
277 if (ob_rr_theme == NULL)
278 ob_exit_with_error(_("Unable to load a theme."));
280 PROP_SETS(RootWindow(ob_display, ob_screen),
281 ob_theme, ob_rr_theme->name);
287 /* update all existing windows for the new theme */
288 for (it = client_list; it; it = g_list_next(it)) {
289 ObClient *c = it->data;
290 frame_adjust_theme(c->frame);
293 event_startup(reconfigure);
294 /* focus_backup is used for stacking, so this needs to come before
295 anything that calls stacking_add */
296 focus_startup(reconfigure);
297 focus_cycle_startup(reconfigure);
298 focus_cycle_indicator_startup(reconfigure);
299 focus_cycle_popup_startup(reconfigure);
300 window_startup(reconfigure);
301 sn_startup(reconfigure);
302 screen_startup(reconfigure);
303 grab_startup(reconfigure);
304 propwin_startup(reconfigure);
305 group_startup(reconfigure);
306 client_startup(reconfigure);
307 dock_startup(reconfigure);
308 moveresize_startup(reconfigure);
309 keyboard_startup(reconfigure);
310 mouse_startup(reconfigure);
311 menu_frame_startup(reconfigure);
312 menu_startup(reconfigure);
318 /* get all the existing windows */
322 /* focus what was focused if a wm was already running */
323 if (PROP_GET32(RootWindow(ob_display, ob_screen),
324 net_active_window, window, &xid) &&
325 (w = g_hash_table_lookup(window_map, &xid)) &&
328 client_focus(WINDOW_AS_CLIENT(w));
333 /* redecorate all existing windows */
334 for (it = client_list; it; it = g_list_next(it)) {
335 ObClient *c = it->data;
337 /* the new config can change the window's decorations */
338 client_setup_decor_and_functions(c, FALSE);
339 /* redraw the frames */
340 frame_adjust_area(c->frame, TRUE, TRUE, FALSE);
341 /* the decor sizes may have changed, so the windows may
342 end up in new positions */
343 client_reconfigure(c, FALSE);
349 state = OB_STATE_RUNNING;
350 ob_main_loop_run(ob_main_loop);
351 state = OB_STATE_EXITING;
355 client_unmanage_all();
358 menu_shutdown(reconfigure);
359 menu_frame_shutdown(reconfigure);
360 mouse_shutdown(reconfigure);
361 keyboard_shutdown(reconfigure);
362 moveresize_shutdown(reconfigure);
363 dock_shutdown(reconfigure);
364 client_shutdown(reconfigure);
365 group_shutdown(reconfigure);
366 propwin_shutdown(reconfigure);
367 grab_shutdown(reconfigure);
368 screen_shutdown(reconfigure);
369 focus_cycle_popup_shutdown(reconfigure);
370 focus_cycle_indicator_shutdown(reconfigure);
371 focus_cycle_shutdown(reconfigure);
372 focus_shutdown(reconfigure);
373 sn_shutdown(reconfigure);
374 window_shutdown(reconfigure);
375 event_shutdown(reconfigure);
377 actions_shutdown(reconfigure);
378 modkeys_shutdown(reconfigure);
379 } while (reconfigure);
382 XSync(ob_display, FALSE);
384 RrThemeFree(ob_rr_theme);
385 RrInstanceFree(ob_rr_inst);
387 session_shutdown(being_replaced);
389 XCloseDisplay(ob_display);
391 parse_paths_shutdown();
394 if (restart_path != NULL) {
399 /* run other window manager */
400 if (g_shell_parse_argv(restart_path, &argcp, &argvp, &err)) {
401 execvp(argvp[0], argvp);
405 _("Restart failed to execute new executable '%s': %s"),
406 restart_path, err->message);
411 /* we remove the session arguments from argv, so put them back,
412 also don't restore the session on restart */
413 if (ob_sm_save_file != NULL || ob_sm_id != NULL) {
418 (ob_sm_save_file != NULL ? 2 : 0) +
419 (ob_sm_id != NULL ? 2 : 0);
420 nargv = g_new0(gchar*, l+1);
421 for (i = 0; i < argc; ++i)
424 if (ob_sm_save_file != NULL) {
425 nargv[i++] = g_strdup("--sm-save-file");
426 nargv[i++] = ob_sm_save_file;
428 if (ob_sm_id != NULL) {
429 nargv[i++] = g_strdup("--sm-client-id");
430 nargv[i++] = ob_sm_id;
432 nargv[i++] = g_strdup("--sm-no-load");
438 execvp(argv[0], argv); /* try how we were run */
439 execlp(argv[0], program_name, (gchar*)NULL); /* last resort */
442 /* free stuff passed in from the command line or environment */
443 g_free(ob_sm_save_file);
445 g_free(program_name);
450 static void signal_handler(gint signal, gpointer data)
454 ob_debug("Caught signal %d. Restarting.\n", signal);
458 ob_debug("Caught signal %d. Reconfiguring.\n", signal);
463 while (waitpid(-1, NULL, WNOHANG) > 0);
466 ob_debug("Caught signal %d. Exiting.\n", signal);
467 /* TERM and INT return a 0 code */
468 ob_exit(!(signal == SIGTERM || signal == SIGINT));
472 static void print_version()
474 g_print("Openbox %s\n", PACKAGE_VERSION);
475 g_print(_("Copyright (c)"));
476 g_print(" 2007 Mikael Magnusson\n");
477 g_print(_("Copyright (c)"));
478 g_print(" 2003-2007 Dana Jansens\n\n");
479 g_print("This program comes with ABSOLUTELY NO WARRANTY.\n");
480 g_print("This is free software, and you are welcome to redistribute it\n");
481 g_print("under certain conditions. See the file COPYING for details.\n\n");
484 static void print_help()
486 g_print(_("Syntax: openbox [options]\n"));
487 g_print(_("\nOptions:\n"));
488 g_print(_(" --help Display this help and exit\n"));
489 g_print(_(" --version Display the version and exit\n"));
490 g_print(_(" --replace Replace the currently running window manager\n"));
491 g_print(_(" --sm-disable Disable connection to the session manager\n"));
492 g_print(_("\nPassing messages to a running Openbox instance:\n"));
493 g_print(_(" --reconfigure Reload Openbox's configuration\n"));
494 g_print(_(" --restart Restart Openbox\n"));
495 g_print(_("\nDebugging options:\n"));
496 g_print(_(" --sync Run in synchronous mode\n"));
497 g_print(_(" --debug Display debugging output\n"));
498 g_print(_(" --debug-focus Display debugging output for focus handling\n"));
499 g_print(_(" --debug-xinerama Split the display into fake xinerama screens\n"));
500 g_print(_("\nPlease report bugs at %s\n"), PACKAGE_BUGREPORT);
503 static void remove_args(gint *argc, gchar **argv, gint index, gint num)
507 for (i = index; i < *argc - num; ++i)
508 argv[i] = argv[i+num];
509 for (; i < *argc; ++i)
514 static void parse_env()
516 /* unset this so we don't pass it on unknowingly */
517 unsetenv("DESKTOP_STARTUP_ID");
520 static void parse_args(gint *argc, gchar **argv)
524 for (i = 1; i < *argc; ++i) {
525 if (!strcmp(argv[i], "--version")) {
529 else if (!strcmp(argv[i], "--help")) {
533 else if (!strcmp(argv[i], "--g-fatal-warnings")) {
534 g_log_set_always_fatal(G_LOG_LEVEL_CRITICAL);
536 else if (!strcmp(argv[i], "--replace")) {
537 ob_replace_wm = TRUE;
538 remove_args(argc, argv, i, 1);
539 --i; /* this arg was removed so go back */
541 else if (!strcmp(argv[i], "--sync")) {
544 else if (!strcmp(argv[i], "--debug")) {
545 ob_debug_show_output(TRUE);
546 ob_debug_enable(OB_DEBUG_SM, TRUE);
547 ob_debug_enable(OB_DEBUG_APP_BUGS, TRUE);
549 else if (!strcmp(argv[i], "--debug-focus")) {
550 ob_debug_show_output(TRUE);
551 ob_debug_enable(OB_DEBUG_SM, TRUE);
552 ob_debug_enable(OB_DEBUG_APP_BUGS, TRUE);
553 ob_debug_enable(OB_DEBUG_FOCUS, TRUE);
555 else if (!strcmp(argv[i], "--debug-xinerama")) {
556 ob_debug_xinerama = TRUE;
558 else if (!strcmp(argv[i], "--reconfigure")) {
560 } else if (!strcmp(argv[i], "--restart")) {
563 else if (!strcmp(argv[i], "--sm-save-file")) {
564 if (i == *argc - 1) /* no args left */
565 /* not translated cuz it's sekret */
566 g_printerr("--sm-save-file requires an argument\n");
568 ob_sm_save_file = g_strdup(argv[i+1]);
569 remove_args(argc, argv, i, 2);
570 --i; /* this arg was removed so go back */
571 ob_debug_type(OB_DEBUG_SM, "--sm-save-file %s\n",
575 else if (!strcmp(argv[i], "--sm-client-id")) {
576 if (i == *argc - 1) /* no args left */
577 /* not translated cuz it's sekret */
578 g_printerr("--sm-client-id requires an argument\n");
580 ob_sm_id = g_strdup(argv[i+1]);
581 remove_args(argc, argv, i, 2);
582 --i; /* this arg was removed so go back */
583 ob_debug_type(OB_DEBUG_SM, "--sm-client-id %s\n", ob_sm_id);
586 else if (!strcmp(argv[i], "--sm-disable")) {
589 else if (!strcmp(argv[i], "--sm-no-load")) {
590 ob_sm_restore = FALSE;
591 remove_args(argc, argv, i, 1);
592 --i; /* this arg was removed so go back */
595 /* this is a memleak.. oh well.. heh */
596 gchar *err = g_strdup_printf
597 (_("Invalid command line argument '%s'\n"), argv[i]);
598 ob_exit_with_error(err);
603 static Cursor load_cursor(const gchar *name, guint fontval)
608 c = XcursorLibraryLoadCursor(ob_display, name);
611 c = XCreateFontCursor(ob_display, fontval);
615 void ob_exit_with_error(const gchar *msg)
618 session_shutdown(TRUE);
622 void ob_restart_other(const gchar *path)
624 restart_path = g_strdup(path);
634 void ob_reconfigure()
640 void ob_exit(gint code)
643 ob_main_loop_exit(ob_main_loop);
646 void ob_exit_replace()
649 being_replaced = TRUE;
650 ob_main_loop_exit(ob_main_loop);
653 Cursor ob_cursor(ObCursor cursor)
655 g_assert(cursor < OB_NUM_CURSORS);
656 return cursors[cursor];
659 KeyCode ob_keycode(ObKey key)
661 g_assert(key < OB_NUM_KEYS);