1 /* -*- indent-tabs-mode: nil; tab-width: 4; c-basic-offset: 4; -*-
3 openbox.c for the Openbox window manager
4 Copyright (c) 2004 Mikael Magnusson
5 Copyright (c) 2003 Ben 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.
30 #include "startupnotify.h"
32 #include "moveresize.h"
36 #include "extensions.h"
37 #include "menuframe.h"
43 #include "parser/parse.h"
44 #include "render/render.h"
45 #include "render/theme.h"
59 #ifdef HAVE_SYS_STAT_H
60 # include <sys/stat.h>
61 # include <sys/types.h>
63 #ifdef HAVE_SYS_WAIT_H
64 # include <sys/types.h>
65 # include <sys/wait.h>
72 #include <X11/cursorfont.h>
74 RrInstance *ob_rr_inst;
76 ObMainLoop *ob_main_loop;
79 gboolean ob_replace_wm;
82 static gboolean xsync;
83 static gboolean reconfigure;
84 static gboolean restart;
85 static gchar *restart_path;
86 static Cursor cursors[OB_NUM_CURSORS];
87 static KeyCode keys[OB_NUM_KEYS];
88 static gint exitcode = 0;
90 static void signal_handler(gint signal, gpointer data);
91 static void parse_args(gint argc, gchar **argv);
93 gint main(gint argc, gchar **argv)
96 ob_debug_show_output(TRUE);
99 state = OB_STATE_STARTING;
101 /* initialize the locale */
102 if (!setlocale(LC_ALL, ""))
103 g_warning("Couldn't set locale from environment.\n");
104 bindtextdomain(PACKAGE_NAME, LOCALEDIR);
105 bind_textdomain_codeset(PACKAGE_NAME, "UTF-8");
106 textdomain(PACKAGE_NAME);
108 g_set_prgname(argv[0]);
110 if (chdir(g_get_home_dir()) == -1)
111 g_warning("Unable to change to home directory (%s): %s",
112 g_get_home_dir(), g_strerror(errno));
114 parse_paths_startup();
116 session_startup(&argc, &argv);
118 /* parse out command line args */
119 parse_args(argc, argv);
121 ob_display = XOpenDisplay(NULL);
122 if (ob_display == NULL)
123 ob_exit_with_error("Failed to open the display.");
124 if (fcntl(ConnectionNumber(ob_display), F_SETFD, 1) == -1)
125 ob_exit_with_error("Failed to set display as close-on-exec.");
127 ob_main_loop = ob_main_loop_new(ob_display);
129 /* set up signal handler */
130 ob_main_loop_signal_add(ob_main_loop, SIGUSR1, signal_handler, NULL, NULL);
131 ob_main_loop_signal_add(ob_main_loop, SIGUSR2, signal_handler, NULL, NULL);
132 ob_main_loop_signal_add(ob_main_loop, SIGTERM, signal_handler, NULL, NULL);
133 ob_main_loop_signal_add(ob_main_loop, SIGINT, signal_handler, NULL, NULL);
134 ob_main_loop_signal_add(ob_main_loop, SIGHUP, signal_handler, NULL, NULL);
135 ob_main_loop_signal_add(ob_main_loop, SIGPIPE, signal_handler, NULL, NULL);
136 ob_main_loop_signal_add(ob_main_loop, SIGCHLD, signal_handler, NULL, NULL);
138 ob_screen = DefaultScreen(ob_display);
140 ob_rr_inst = RrInstanceNew(ob_display, ob_screen);
141 if (ob_rr_inst == NULL)
142 ob_exit_with_error("Failed to initialize the render library.");
144 XSynchronize(ob_display, xsync);
146 /* check for locale support */
147 if (!XSupportsLocale())
148 g_warning("X server does not support locale.");
149 if (!XSetLocaleModifiers(""))
150 g_warning("Cannot set locale modifiers for the X server.");
152 /* set our error handler */
153 XSetErrorHandler(xerror_handler);
155 /* set the DISPLAY environment variable for any lauched children, to the
156 display we're using, so they open in the right place. */
157 putenv(g_strdup_printf("DISPLAY=%s", DisplayString(ob_display)));
159 /* create available cursors */
160 cursors[OB_CURSOR_NONE] = None;
161 cursors[OB_CURSOR_POINTER] =
162 XCreateFontCursor(ob_display, XC_left_ptr);
163 cursors[OB_CURSOR_BUSY] =
164 XCreateFontCursor(ob_display, XC_watch);
165 cursors[OB_CURSOR_MOVE] =
166 XCreateFontCursor(ob_display, XC_fleur);
167 cursors[OB_CURSOR_NORTH] =
168 XCreateFontCursor(ob_display, XC_top_side);
169 cursors[OB_CURSOR_NORTHEAST] =
170 XCreateFontCursor(ob_display, XC_top_right_corner);
171 cursors[OB_CURSOR_EAST] =
172 XCreateFontCursor(ob_display, XC_right_side);
173 cursors[OB_CURSOR_SOUTHEAST] =
174 XCreateFontCursor(ob_display, XC_bottom_right_corner);
175 cursors[OB_CURSOR_SOUTH] =
176 XCreateFontCursor(ob_display, XC_bottom_side);
177 cursors[OB_CURSOR_SOUTHWEST] =
178 XCreateFontCursor(ob_display, XC_bottom_left_corner);
179 cursors[OB_CURSOR_WEST] =
180 XCreateFontCursor(ob_display, XC_left_side);
181 cursors[OB_CURSOR_NORTHWEST] =
182 XCreateFontCursor(ob_display, XC_top_left_corner);
184 /* create available keycodes */
185 keys[OB_KEY_RETURN] =
186 XKeysymToKeycode(ob_display, XStringToKeysym("Return"));
187 keys[OB_KEY_ESCAPE] =
188 XKeysymToKeycode(ob_display, XStringToKeysym("Escape"));
190 XKeysymToKeycode(ob_display, XStringToKeysym("Left"));
192 XKeysymToKeycode(ob_display, XStringToKeysym("Right"));
194 XKeysymToKeycode(ob_display, XStringToKeysym("Up"));
196 XKeysymToKeycode(ob_display, XStringToKeysym("Down"));
198 prop_startup(); /* get atoms values for the display */
199 extensions_query_all(); /* find which extensions are present */
201 if (screen_annex()) { /* it will be ours! */
208 /* startup the parsing so everything can register sections
213 /* parse/load user options */
214 if (parse_load_rc(&doc, &node))
215 parse_tree(i, doc, node->xmlChildrenNode);
216 /* we're done with parsing now, kill it */
221 /* load the theme specified in the rc file */
224 if ((theme = RrThemeNew(ob_rr_inst, config_theme))) {
225 RrThemeFree(ob_rr_theme);
228 if (ob_rr_theme == NULL)
229 ob_exit_with_error("Unable to load a theme.");
235 /* update all existing windows for the new theme */
236 for (it = client_list; it; it = g_list_next(it)) {
237 ObClient *c = it->data;
238 frame_adjust_theme(c->frame);
241 event_startup(reconfigure);
242 /* focus_backup is used for stacking, so this needs to come before
243 anything that calls stacking_add */
244 focus_startup(reconfigure);
245 window_startup(reconfigure);
246 sn_startup(reconfigure);
247 screen_startup(reconfigure);
248 grab_startup(reconfigure);
249 group_startup(reconfigure);
250 client_startup(reconfigure);
251 dock_startup(reconfigure);
252 moveresize_startup(reconfigure);
253 keyboard_startup(reconfigure);
254 mouse_startup(reconfigure);
255 menu_startup(reconfigure);
258 /* get all the existing windows */
260 focus_fallback(OB_FOCUS_FALLBACK_NOFOCUS);
264 /* redecorate all existing windows */
265 for (it = client_list; it; it = g_list_next(it)) {
266 ObClient *c = it->data;
267 frame_adjust_area(c->frame, TRUE, TRUE, FALSE);
273 state = OB_STATE_RUNNING;
274 ob_main_loop_run(ob_main_loop);
275 state = OB_STATE_EXITING;
279 client_unmanage_all();
282 menu_shutdown(reconfigure);
283 mouse_shutdown(reconfigure);
284 keyboard_shutdown(reconfigure);
285 moveresize_shutdown(reconfigure);
286 dock_shutdown(reconfigure);
287 client_shutdown(reconfigure);
288 group_shutdown(reconfigure);
289 grab_shutdown(reconfigure);
290 screen_shutdown(reconfigure);
291 focus_shutdown(reconfigure);
292 sn_shutdown(reconfigure);
293 window_shutdown(reconfigure);
294 event_shutdown(reconfigure);
296 } while (reconfigure);
299 XSync(ob_display, FALSE);
301 RrThemeFree(ob_rr_theme);
302 RrInstanceFree(ob_rr_inst);
306 XCloseDisplay(ob_display);
308 parse_paths_shutdown();
311 if (restart_path != NULL) {
316 /* run other window manager */
317 if (g_shell_parse_argv(restart_path, &argcp, &argvp, &err)) {
318 execvp(argvp[0], argvp);
321 g_warning("failed to execute '%s': %s", restart_path,
328 execvp(argv[0], argv); /* try how we were run */
329 execlp(argv[0], g_path_get_basename(argv[0])); /* last resort */
335 static void signal_handler(gint signal, gpointer data)
339 ob_debug("Caught signal %d. Restarting.\n", signal);
343 ob_debug("Caught signal %d. Reconfiguring.\n", signal);
348 while (waitpid(-1, NULL, WNOHANG) > 0);
351 ob_debug("Caught signal %d. Exiting.\n", signal);
352 /* TERM and INT return a 0 code */
353 ob_exit(!(signal == SIGTERM || signal == SIGINT));
357 static void print_version()
359 g_print("Openbox %s\n", PACKAGE_VERSION);
360 g_print("Copyright (c) 2004 Mikael Magnusson\n");
361 g_print("Copyright (c) 2003 Ben Jansens\n\n");
362 g_print("This program comes with ABSOLUTELY NO WARRANTY.\n");
363 g_print("This is free software, and you are welcome to redistribute it\n");
364 g_print("under certain conditions. See the file COPYING for details.\n\n");
367 static void print_help()
369 g_print("Syntax: openbox [options]\n\n");
370 g_print("Options:\n\n");
372 g_print(" --sm-disable Disable connection to session manager\n");
373 g_print(" --sm-client-id ID Specify session management ID\n");
374 g_print(" --sm-save-file FILE Specify file to load a saved session"
377 g_print(" --replace Replace the currently running window "
379 g_print(" --help Display this help and exit\n");
380 g_print(" --version Display the version and exit\n");
381 g_print(" --sync Run in synchronous mode (this is slow and "
383 " debugging X routines)\n");
384 g_print(" --debug Display debugging output\n");
385 g_print("\nPlease report bugs at %s\n\n", PACKAGE_BUGREPORT);
388 static void parse_args(gint argc, gchar **argv)
392 for (i = 1; i < argc; ++i) {
393 if (!strcmp(argv[i], "--version")) {
396 } else if (!strcmp(argv[i], "--help")) {
399 } else if (!strcmp(argv[i], "--g-fatal-warnings")) {
400 g_log_set_always_fatal(G_LOG_LEVEL_CRITICAL);
401 } else if (!strcmp(argv[i], "--replace")) {
402 ob_replace_wm = TRUE;
403 } else if (!strcmp(argv[i], "--sync")) {
405 } else if (!strcmp(argv[i], "--debug")) {
406 ob_debug_show_output(TRUE);
408 g_printerr("Invalid option: '%s'\n\n", argv[i]);
415 void ob_exit_with_error(gchar *msg)
422 void ob_restart_other(const gchar *path)
424 restart_path = g_strdup(path);
434 void ob_reconfigure()
440 void ob_exit(gint code)
443 ob_main_loop_exit(ob_main_loop);
446 Cursor ob_cursor(ObCursor cursor)
448 g_assert(cursor < OB_NUM_CURSORS);
449 return cursors[cursor];
452 KeyCode ob_keycode(ObKey key)
454 g_assert(key < OB_NUM_KEYS);