1 /* -*- indent-tabs-mode: nil; tab-width: 4; c-basic-offset: 4; -*-
3 openbox.c for the Openbox window manager
4 Copyright (c) 2003 Ben Jansens
6 This program is free software; you can redistribute it and/or modify
7 it under the terms of the GNU General Public License as published by
8 the Free Software Foundation; either version 2 of the License, or
9 (at your option) any later version.
11 This program is distributed in the hope that it will be useful,
12 but WITHOUT ANY WARRANTY; without even the implied warranty of
13 MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
14 GNU General Public License for more details.
16 See the COPYING file for a copy of the GNU General Public License.
29 #include "startupnotify.h"
31 #include "moveresize.h"
35 #include "extensions.h"
36 #include "menuframe.h"
42 #include "parser/parse.h"
43 #include "render/render.h"
44 #include "render/theme.h"
58 #ifdef HAVE_SYS_STAT_H
59 # include <sys/stat.h>
60 # include <sys/types.h>
62 #ifdef HAVE_SYS_WAIT_H
63 # include <sys/types.h>
64 # include <sys/wait.h>
71 #include <X11/cursorfont.h>
73 RrInstance *ob_rr_inst;
75 ObMainLoop *ob_main_loop;
78 gboolean ob_replace_wm;
81 static gboolean xsync;
82 static gboolean reconfigure;
83 static gboolean restart;
84 static gchar *restart_path;
85 static Cursor cursors[OB_NUM_CURSORS];
86 static KeyCode keys[OB_NUM_KEYS];
87 static gint exitcode = 0;
89 static void signal_handler(gint signal, gpointer data);
90 static void parse_args(gint argc, gchar **argv);
92 gint main(gint argc, gchar **argv)
95 ob_debug_show_output(TRUE);
98 state = OB_STATE_STARTING;
100 /* initialize the locale */
101 if (!setlocale(LC_ALL, ""))
102 g_warning("Couldn't set locale from environment.\n");
103 bindtextdomain(PACKAGE_NAME, LOCALEDIR);
104 bind_textdomain_codeset(PACKAGE_NAME, "UTF-8");
105 textdomain(PACKAGE_NAME);
107 g_set_prgname(argv[0]);
109 if (chdir(g_get_home_dir()) == -1)
110 g_warning("Unable to change to home directory (%s): %s",
111 g_get_home_dir(), g_strerror(errno));
113 parse_paths_startup();
115 session_startup(&argc, &argv);
117 /* parse out command line args */
118 parse_args(argc, argv);
120 ob_display = XOpenDisplay(NULL);
121 if (ob_display == NULL)
122 ob_exit_with_error("Failed to open the display.");
123 if (fcntl(ConnectionNumber(ob_display), F_SETFD, 1) == -1)
124 ob_exit_with_error("Failed to set display as close-on-exec.");
126 ob_main_loop = ob_main_loop_new(ob_display);
128 /* set up signal handler */
129 ob_main_loop_signal_add(ob_main_loop, SIGUSR1, signal_handler, NULL, NULL);
130 ob_main_loop_signal_add(ob_main_loop, SIGUSR2, signal_handler, NULL, NULL);
131 ob_main_loop_signal_add(ob_main_loop, SIGTERM, signal_handler, NULL, NULL);
132 ob_main_loop_signal_add(ob_main_loop, SIGINT, signal_handler, NULL, NULL);
133 ob_main_loop_signal_add(ob_main_loop, SIGHUP, signal_handler, NULL, NULL);
134 ob_main_loop_signal_add(ob_main_loop, SIGPIPE, signal_handler, NULL, NULL);
135 ob_main_loop_signal_add(ob_main_loop, SIGCHLD, signal_handler, NULL, NULL);
137 ob_screen = DefaultScreen(ob_display);
139 ob_rr_inst = RrInstanceNew(ob_display, ob_screen);
140 if (ob_rr_inst == NULL)
141 ob_exit_with_error("Failed to initialize the render library.");
143 XSynchronize(ob_display, xsync);
145 /* check for locale support */
146 if (!XSupportsLocale())
147 g_warning("X server does not support locale.");
148 if (!XSetLocaleModifiers(""))
149 g_warning("Cannot set locale modifiers for the X server.");
151 /* set our error handler */
152 XSetErrorHandler(xerror_handler);
154 /* set the DISPLAY environment variable for any lauched children, to the
155 display we're using, so they open in the right place. */
156 putenv(g_strdup_printf("DISPLAY=%s", DisplayString(ob_display)));
158 /* create available cursors */
159 cursors[OB_CURSOR_NONE] = None;
160 cursors[OB_CURSOR_POINTER] =
161 XCreateFontCursor(ob_display, XC_left_ptr);
162 cursors[OB_CURSOR_BUSY] =
163 XCreateFontCursor(ob_display, XC_watch);
164 cursors[OB_CURSOR_MOVE] =
165 XCreateFontCursor(ob_display, XC_fleur);
166 cursors[OB_CURSOR_NORTH] =
167 XCreateFontCursor(ob_display, XC_top_side);
168 cursors[OB_CURSOR_NORTHEAST] =
169 XCreateFontCursor(ob_display, XC_top_right_corner);
170 cursors[OB_CURSOR_EAST] =
171 XCreateFontCursor(ob_display, XC_right_side);
172 cursors[OB_CURSOR_SOUTHEAST] =
173 XCreateFontCursor(ob_display, XC_bottom_right_corner);
174 cursors[OB_CURSOR_SOUTH] =
175 XCreateFontCursor(ob_display, XC_bottom_side);
176 cursors[OB_CURSOR_SOUTHWEST] =
177 XCreateFontCursor(ob_display, XC_bottom_left_corner);
178 cursors[OB_CURSOR_WEST] =
179 XCreateFontCursor(ob_display, XC_left_side);
180 cursors[OB_CURSOR_NORTHWEST] =
181 XCreateFontCursor(ob_display, XC_top_left_corner);
183 /* create available keycodes */
184 keys[OB_KEY_RETURN] =
185 XKeysymToKeycode(ob_display, XStringToKeysym("Return"));
186 keys[OB_KEY_ESCAPE] =
187 XKeysymToKeycode(ob_display, XStringToKeysym("Escape"));
189 XKeysymToKeycode(ob_display, XStringToKeysym("Left"));
191 XKeysymToKeycode(ob_display, XStringToKeysym("Right"));
193 XKeysymToKeycode(ob_display, XStringToKeysym("Up"));
195 XKeysymToKeycode(ob_display, XStringToKeysym("Down"));
197 prop_startup(); /* get atoms values for the display */
198 extensions_query_all(); /* find which extensions are present */
200 if (screen_annex()) { /* it will be ours! */
207 /* startup the parsing so everything can register sections
212 /* parse/load user options */
213 if (parse_load_rc(&doc, &node))
214 parse_tree(i, doc, node->xmlChildrenNode);
215 /* we're done with parsing now, kill it */
220 /* load the theme specified in the rc file */
223 if ((theme = RrThemeNew(ob_rr_inst, config_theme))) {
224 RrThemeFree(ob_rr_theme);
227 if (ob_rr_theme == NULL)
228 ob_exit_with_error("Unable to load a theme.");
234 /* update all existing windows for the new theme */
235 for (it = client_list; it; it = g_list_next(it)) {
236 ObClient *c = it->data;
237 frame_adjust_theme(c->frame);
240 event_startup(reconfigure);
241 /* focus_backup is used for stacking, so this needs to come before
242 anything that calls stacking_add */
243 focus_startup(reconfigure);
244 window_startup(reconfigure);
245 sn_startup(reconfigure);
246 screen_startup(reconfigure);
247 grab_startup(reconfigure);
248 group_startup(reconfigure);
249 client_startup(reconfigure);
250 dock_startup(reconfigure);
251 moveresize_startup(reconfigure);
252 keyboard_startup(reconfigure);
253 mouse_startup(reconfigure);
254 menu_startup(reconfigure);
257 /* get all the existing windows */
259 focus_fallback(OB_FOCUS_FALLBACK_NOFOCUS);
263 /* redecorate all existing windows */
264 for (it = client_list; it; it = g_list_next(it)) {
265 ObClient *c = it->data;
266 frame_adjust_area(c->frame, TRUE, TRUE, FALSE);
272 state = OB_STATE_RUNNING;
273 ob_main_loop_run(ob_main_loop);
274 state = OB_STATE_EXITING;
278 client_unmanage_all();
281 menu_shutdown(reconfigure);
282 mouse_shutdown(reconfigure);
283 keyboard_shutdown(reconfigure);
284 moveresize_shutdown(reconfigure);
285 dock_shutdown(reconfigure);
286 client_shutdown(reconfigure);
287 group_shutdown(reconfigure);
288 grab_shutdown(reconfigure);
289 screen_shutdown(reconfigure);
290 focus_shutdown(reconfigure);
291 sn_shutdown(reconfigure);
292 window_shutdown(reconfigure);
293 event_shutdown(reconfigure);
295 } while (reconfigure);
298 XSync(ob_display, FALSE);
300 RrThemeFree(ob_rr_theme);
301 RrInstanceFree(ob_rr_inst);
305 XCloseDisplay(ob_display);
307 parse_paths_shutdown();
310 if (restart_path != NULL) {
316 if (g_shell_parse_argv(restart_path, &argcp, &argvp, &err)) {
317 execvp(argvp[0], argvp);
320 g_warning("failed to execute '%s': %s", restart_path,
327 execvp(argv[0], argv); /* try how we were run */
328 execlp(argv[0], g_path_get_basename(argv[0])); /* last resort */
334 static void signal_handler(gint signal, gpointer data)
338 ob_debug("Caught signal %d. Restarting.\n", signal);
342 ob_debug("Caught signal %d. Reconfiguring.\n", signal);
347 while (waitpid(-1, NULL, WNOHANG) > 0);
350 ob_debug("Caught signal %d. Exiting.\n", signal);
351 /* TERM and INT return a 0 code */
352 ob_exit(!(signal == SIGTERM || signal == SIGINT));
356 static void print_version()
358 g_print("Openbox %s\n", PACKAGE_VERSION);
359 g_print("Copyright (c) 2003 Ben Jansens, and others\n\n");
360 g_print("This program comes with ABSOLUTELY NO WARRANTY.\n");
361 g_print("This is free software, and you are welcome to redistribute it\n");
362 g_print("under certain conditions. See the file COPYING for details.\n\n");
365 static void print_help()
367 g_print("Syntax: openbox [options]\n\n");
368 g_print("Options:\n\n");
370 g_print(" --sm-disable Disable connection to session manager\n");
371 g_print(" --sm-client-id ID Specify session management ID\n");
372 g_print(" --sm-save-file FILE Specify file to load a saved session"
375 g_print(" --replace Replace the currently running window "
377 g_print(" --help Display this help and exit\n");
378 g_print(" --version Display the version and exit\n");
379 g_print(" --sync Run in synchronous mode (this is slow and "
381 " debugging X routines)\n");
382 g_print(" --debug Display debugging output\n");
383 g_print("\nPlease report bugs at %s\n\n", PACKAGE_BUGREPORT);
386 static void parse_args(gint argc, gchar **argv)
390 for (i = 1; i < argc; ++i) {
391 if (!strcmp(argv[i], "--version")) {
394 } else if (!strcmp(argv[i], "--help")) {
397 } else if (!strcmp(argv[i], "--g-fatal-warnings")) {
398 g_log_set_always_fatal(G_LOG_LEVEL_CRITICAL);
399 } else if (!strcmp(argv[i], "--replace")) {
400 ob_replace_wm = TRUE;
401 } else if (!strcmp(argv[i], "--sync")) {
403 } else if (!strcmp(argv[i], "--debug")) {
404 ob_debug_show_output(TRUE);
406 g_printerr("Invalid option: '%s'\n\n", argv[i]);
413 void ob_exit_with_error(gchar *msg)
420 void ob_restart_other(const gchar *path)
422 restart_path = g_strdup(path);
432 void ob_reconfigure()
438 void ob_exit(gint code)
441 ob_main_loop_exit(ob_main_loop);
444 Cursor ob_cursor(ObCursor cursor)
446 g_assert(cursor < OB_NUM_CURSORS);
447 return cursors[cursor];
450 KeyCode ob_keycode(ObKey key)
452 g_assert(key < OB_NUM_KEYS);