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"
66 #ifdef HAVE_SYS_STAT_H
67 # include <sys/stat.h>
68 # include <sys/types.h>
70 #ifdef HAVE_SYS_WAIT_H
71 # include <sys/types.h>
72 # include <sys/wait.h>
79 #include <X11/cursorfont.h>
81 #include <X11/Xcursor/Xcursor.h>
85 #include <X11/keysym.h>
87 ObtInstance *obt_inst;
88 RrInstance *ob_rr_inst;
90 ObMainLoop *ob_main_loop;
93 gboolean ob_replace_wm = FALSE;
94 gboolean ob_sm_use = TRUE;
95 gchar *ob_sm_id = NULL;
96 gchar *ob_sm_save_file = NULL;
97 gboolean ob_sm_restore = TRUE;
98 gboolean ob_debug_xinerama = FALSE;
100 static ObState state;
101 static gboolean xsync = FALSE;
102 static gboolean reconfigure = FALSE;
103 static gboolean restart = FALSE;
104 static gchar *restart_path = NULL;
105 static Cursor cursors[OB_NUM_CURSORS];
106 static KeyCode keys[OB_NUM_KEYS];
107 static gint exitcode = 0;
108 static guint remote_control = 0;
109 static gboolean being_replaced = FALSE;
111 static void signal_handler(gint signal, gpointer data);
112 static void remove_args(gint *argc, gchar **argv, gint index, gint num);
113 static void parse_env();
114 static void parse_args(gint *argc, gchar **argv);
115 static Cursor load_cursor(const gchar *name, guint fontval);
117 gint main(gint argc, gchar **argv)
121 state = OB_STATE_STARTING;
123 /* initialize the locale */
124 if (!setlocale(LC_ALL, ""))
125 g_message("Couldn't set locale from environment.");
126 bindtextdomain(PACKAGE_NAME, LOCALEDIR);
127 bind_textdomain_codeset(PACKAGE_NAME, "UTF-8");
128 textdomain(PACKAGE_NAME);
130 if (chdir(g_get_home_dir()) == -1)
131 g_message(_("Unable to change to home directory '%s': %s"),
132 g_get_home_dir(), g_strerror(errno));
134 /* parse the command line args, which can change the argv[0] */
135 parse_args(&argc, argv);
136 /* parse the environment variables */
139 program_name = g_path_get_basename(argv[0]);
140 g_set_prgname(program_name);
142 if (!remote_control) {
143 parse_paths_startup();
145 session_startup(argc, argv);
148 obt_inst = obt_instance_new(NULL);
149 if (obt_inst == NULL)
150 ob_exit_with_error(_("Failed to open the display from the DISPLAY environment variable."));
151 ob_display = obt_display(obt_inst);
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 obt_instance_unref(obt_inst);
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 /* register all the available actions */
242 actions_startup(reconfigure);
243 /* start up config which sets up with the parser */
246 /* parse/load user options */
247 if (parse_load_rc(NULL, &doc, &node)) {
248 parse_tree(i, doc, node->xmlChildrenNode);
251 g_message(_("Unable to find a valid config file, using some simple defaults"));
254 if (config_type != NULL)
255 PROP_SETS(RootWindow(ob_display, ob_screen),
256 ob_config, config_type);
259 /* we're done with parsing now, kill it */
263 /* load the theme specified in the rc file */
266 if ((theme = RrThemeNew(ob_rr_inst, config_theme, TRUE,
267 config_font_activewindow,
268 config_font_inactivewindow,
269 config_font_menutitle,
270 config_font_menuitem,
273 RrThemeFree(ob_rr_theme);
276 if (ob_rr_theme == NULL)
277 ob_exit_with_error(_("Unable to load a theme."));
279 PROP_SETS(RootWindow(ob_display, ob_screen),
280 ob_theme, ob_rr_theme->name);
286 /* update all existing windows for the new theme */
287 for (it = client_list; it; it = g_list_next(it)) {
288 ObClient *c = it->data;
289 frame_adjust_theme(c->frame);
292 event_startup(reconfigure);
293 /* focus_backup is used for stacking, so this needs to come before
294 anything that calls stacking_add */
295 sn_startup(reconfigure);
296 window_startup(reconfigure);
297 focus_startup(reconfigure);
298 focus_cycle_startup(reconfigure);
299 focus_cycle_indicator_startup(reconfigure);
300 focus_cycle_popup_startup(reconfigure);
301 screen_startup(reconfigure);
302 grab_startup(reconfigure);
303 group_startup(reconfigure);
304 ping_startup(reconfigure);
305 client_startup(reconfigure);
306 dock_startup(reconfigure);
307 moveresize_startup(reconfigure);
308 keyboard_startup(reconfigure);
309 mouse_startup(reconfigure);
310 menu_frame_startup(reconfigure);
311 menu_startup(reconfigure);
317 /* get all the existing windows */
321 /* focus what was focused if a wm was already running */
322 if (PROP_GET32(RootWindow(ob_display, ob_screen),
323 net_active_window, window, &xid) &&
324 (w = g_hash_table_lookup(window_map, &xid)) &&
327 client_focus(WINDOW_AS_CLIENT(w));
332 /* redecorate all existing windows */
333 for (it = client_list; it; it = g_list_next(it)) {
334 ObClient *c = it->data;
336 /* the new config can change the window's decorations */
337 client_setup_decor_and_functions(c, FALSE);
338 /* redraw the frames */
339 frame_adjust_area(c->frame, TRUE, TRUE, FALSE);
340 /* the decor sizes may have changed, so the windows may
341 end up in new positions */
342 client_reconfigure(c, FALSE);
348 state = OB_STATE_RUNNING;
349 ob_main_loop_run(ob_main_loop);
350 state = OB_STATE_EXITING;
354 client_unmanage_all();
357 menu_shutdown(reconfigure);
358 menu_frame_shutdown(reconfigure);
359 mouse_shutdown(reconfigure);
360 keyboard_shutdown(reconfigure);
361 moveresize_shutdown(reconfigure);
362 dock_shutdown(reconfigure);
363 client_shutdown(reconfigure);
364 ping_shutdown(reconfigure);
365 group_shutdown(reconfigure);
366 grab_shutdown(reconfigure);
367 screen_shutdown(reconfigure);
368 focus_cycle_popup_shutdown(reconfigure);
369 focus_cycle_indicator_shutdown(reconfigure);
370 focus_cycle_shutdown(reconfigure);
371 focus_shutdown(reconfigure);
372 window_shutdown(reconfigure);
373 sn_shutdown(reconfigure);
374 event_shutdown(reconfigure);
376 actions_shutdown(reconfigure);
377 modkeys_shutdown(reconfigure);
378 } while (reconfigure);
381 XSync(ob_display, FALSE);
383 RrThemeFree(ob_rr_theme);
384 RrInstanceFree(ob_rr_inst);
386 session_shutdown(being_replaced);
388 obt_instance_unref(obt_inst);
390 parse_paths_shutdown();
393 if (restart_path != NULL) {
398 /* run other window manager */
399 if (g_shell_parse_argv(restart_path, &argcp, &argvp, &err)) {
400 execvp(argvp[0], argvp);
404 _("Restart failed to execute new executable '%s': %s"),
405 restart_path, err->message);
410 /* we remove the session arguments from argv, so put them back,
411 also don't restore the session on restart */
412 if (ob_sm_save_file != NULL || ob_sm_id != NULL) {
417 (ob_sm_save_file != NULL ? 2 : 0) +
418 (ob_sm_id != NULL ? 2 : 0);
419 nargv = g_new0(gchar*, l+1);
420 for (i = 0; i < argc; ++i)
423 if (ob_sm_save_file != NULL) {
424 nargv[i++] = g_strdup("--sm-save-file");
425 nargv[i++] = ob_sm_save_file;
427 if (ob_sm_id != NULL) {
428 nargv[i++] = g_strdup("--sm-client-id");
429 nargv[i++] = ob_sm_id;
431 nargv[i++] = g_strdup("--sm-no-load");
437 execvp(argv[0], argv); /* try how we were run */
438 execlp(argv[0], program_name, (gchar*)NULL); /* last resort */
441 /* free stuff passed in from the command line or environment */
442 g_free(ob_sm_save_file);
444 g_free(program_name);
449 static void signal_handler(gint signal, gpointer data)
453 ob_debug("Caught signal %d. Restarting.\n", signal);
457 ob_debug("Caught signal %d. Reconfiguring.\n", signal);
462 while (waitpid(-1, NULL, WNOHANG) > 0);
465 ob_debug("Caught signal %d. Exiting.\n", signal);
466 /* TERM and INT return a 0 code */
467 ob_exit(!(signal == SIGTERM || signal == SIGINT));
471 static void print_version()
473 g_print("Openbox %s\n", PACKAGE_VERSION);
474 g_print(_("Copyright (c)"));
475 g_print(" 2008 Mikael Magnusson\n");
476 g_print(_("Copyright (c)"));
477 g_print(" 2003-2006 Dana Jansens\n\n");
478 g_print("This program comes with ABSOLUTELY NO WARRANTY.\n");
479 g_print("This is free software, and you are welcome to redistribute it\n");
480 g_print("under certain conditions. See the file COPYING for details.\n\n");
483 static void print_help()
485 g_print(_("Syntax: openbox [options]\n"));
486 g_print(_("\nOptions:\n"));
487 g_print(_(" --help Display this help and exit\n"));
488 g_print(_(" --version Display the version and exit\n"));
489 g_print(_(" --replace Replace the currently running window manager\n"));
490 g_print(_(" --sm-disable Disable connection to the session manager\n"));
491 g_print(_("\nPassing messages to a running Openbox instance:\n"));
492 g_print(_(" --reconfigure Reload Openbox's configuration\n"));
493 g_print(_(" --restart Restart Openbox\n"));
494 g_print(_(" --exit Exit 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 gchar *s = g_strdup("DESKTOP_STARTUP_ID");
522 static void parse_args(gint *argc, gchar **argv)
526 for (i = 1; i < *argc; ++i) {
527 if (!strcmp(argv[i], "--version")) {
531 else if (!strcmp(argv[i], "--help")) {
535 else if (!strcmp(argv[i], "--g-fatal-warnings")) {
536 g_log_set_always_fatal(G_LOG_LEVEL_CRITICAL);
538 else if (!strcmp(argv[i], "--replace")) {
539 ob_replace_wm = TRUE;
540 remove_args(argc, argv, i, 1);
541 --i; /* this arg was removed so go back */
543 else if (!strcmp(argv[i], "--sync")) {
546 else if (!strcmp(argv[i], "--debug")) {
547 ob_debug_show_output(TRUE);
548 ob_debug_enable(OB_DEBUG_SM, TRUE);
549 ob_debug_enable(OB_DEBUG_APP_BUGS, TRUE);
551 else if (!strcmp(argv[i], "--debug-focus")) {
552 ob_debug_show_output(TRUE);
553 ob_debug_enable(OB_DEBUG_SM, TRUE);
554 ob_debug_enable(OB_DEBUG_APP_BUGS, TRUE);
555 ob_debug_enable(OB_DEBUG_FOCUS, TRUE);
557 else if (!strcmp(argv[i], "--debug-xinerama")) {
558 ob_debug_xinerama = TRUE;
560 else if (!strcmp(argv[i], "--reconfigure")) {
563 else if (!strcmp(argv[i], "--restart")) {
566 else if (!strcmp(argv[i], "--exit")) {
569 else if (!strcmp(argv[i], "--sm-save-file")) {
570 if (i == *argc - 1) /* no args left */
571 /* not translated cuz it's sekret */
572 g_printerr("--sm-save-file requires an argument\n");
574 ob_sm_save_file = g_strdup(argv[i+1]);
575 remove_args(argc, argv, i, 2);
576 --i; /* this arg was removed so go back */
577 ob_debug_type(OB_DEBUG_SM, "--sm-save-file %s\n",
581 else if (!strcmp(argv[i], "--sm-client-id")) {
582 if (i == *argc - 1) /* no args left */
583 /* not translated cuz it's sekret */
584 g_printerr("--sm-client-id requires an argument\n");
586 ob_sm_id = g_strdup(argv[i+1]);
587 remove_args(argc, argv, i, 2);
588 --i; /* this arg was removed so go back */
589 ob_debug_type(OB_DEBUG_SM, "--sm-client-id %s\n", ob_sm_id);
592 else if (!strcmp(argv[i], "--sm-disable")) {
595 else if (!strcmp(argv[i], "--sm-no-load")) {
596 ob_sm_restore = FALSE;
597 remove_args(argc, argv, i, 1);
598 --i; /* this arg was removed so go back */
601 /* this is a memleak.. oh well.. heh */
602 gchar *err = g_strdup_printf
603 (_("Invalid command line argument '%s'\n"), argv[i]);
604 ob_exit_with_error(err);
609 static Cursor load_cursor(const gchar *name, guint fontval)
614 c = XcursorLibraryLoadCursor(ob_display, name);
617 c = XCreateFontCursor(ob_display, fontval);
621 void ob_exit_with_error(const gchar *msg)
624 session_shutdown(TRUE);
628 void ob_restart_other(const gchar *path)
630 restart_path = g_strdup(path);
640 void ob_reconfigure()
646 void ob_exit(gint code)
649 ob_main_loop_exit(ob_main_loop);
652 void ob_exit_replace()
655 being_replaced = TRUE;
656 ob_main_loop_exit(ob_main_loop);
659 Cursor ob_cursor(ObCursor cursor)
661 g_assert(cursor < OB_NUM_CURSORS);
662 return cursors[cursor];
665 KeyCode ob_keycode(ObKey key)
667 g_assert(key < OB_NUM_KEYS);