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 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 #include <X11/Xcursor/Xcursor.h>
77 RrInstance
*ob_rr_inst
;
79 ObMainLoop
*ob_main_loop
;
82 gboolean ob_replace_wm
= FALSE
;
85 static gboolean xsync
= FALSE
;
86 static gboolean reconfigure
= FALSE
;
87 static gboolean restart
= FALSE
;
88 static gchar
*restart_path
= NULL
;
89 static Cursor cursors
[OB_NUM_CURSORS
];
90 static KeyCode keys
[OB_NUM_KEYS
];
91 static gint exitcode
= 0;
92 static guint remote_control
= 0;
93 static gboolean being_replaced
= FALSE
;
94 static gchar
*config_file
= NULL
;
96 static void signal_handler(gint signal
, gpointer data
);
97 static void parse_args(gint argc
, gchar
**argv
);
98 static Cursor
load_cursor(const gchar
*name
, guint fontval
);
100 gint
main(gint argc
, gchar
**argv
)
103 ob_debug_show_output(TRUE
);
106 state
= OB_STATE_STARTING
;
108 /* initialize the locale */
109 if (!setlocale(LC_ALL
, ""))
110 g_warning("Couldn't set locale from environment.\n");
111 bindtextdomain(PACKAGE_NAME
, LOCALEDIR
);
112 bind_textdomain_codeset(PACKAGE_NAME
, "UTF-8");
113 textdomain(PACKAGE_NAME
);
115 g_set_prgname(argv
[0]);
117 if (chdir(g_get_home_dir()) == -1)
118 g_warning("Unable to change to home directory (%s): %s",
119 g_get_home_dir(), g_strerror(errno
));
121 /* parse out command line args */
122 parse_args(argc
, argv
);
124 if (!remote_control
) {
125 parse_paths_startup();
127 session_startup(argc
, argv
);
130 ob_display
= XOpenDisplay(NULL
);
131 if (ob_display
== NULL
)
132 ob_exit_with_error("Failed to open the display.");
133 if (fcntl(ConnectionNumber(ob_display
), F_SETFD
, 1) == -1)
134 ob_exit_with_error("Failed to set display as close-on-exec.");
136 if (remote_control
) {
139 /* Send client message telling the OB process to:
140 * remote_control = 1 -> reconfigure
141 * remote_control = 2 -> restart */
142 PROP_MSG(RootWindow(ob_display
, ob_screen
),
143 ob_control
, remote_control
, 0, 0, 0);
144 XCloseDisplay(ob_display
);
148 ob_main_loop
= ob_main_loop_new(ob_display
);
150 /* set up signal handler */
151 ob_main_loop_signal_add(ob_main_loop
, SIGUSR1
, signal_handler
, NULL
, NULL
);
152 ob_main_loop_signal_add(ob_main_loop
, SIGUSR2
, signal_handler
, NULL
, NULL
);
153 ob_main_loop_signal_add(ob_main_loop
, SIGTERM
, signal_handler
, NULL
, NULL
);
154 ob_main_loop_signal_add(ob_main_loop
, SIGINT
, signal_handler
, NULL
, NULL
);
155 ob_main_loop_signal_add(ob_main_loop
, SIGHUP
, signal_handler
, NULL
, NULL
);
156 ob_main_loop_signal_add(ob_main_loop
, SIGPIPE
, signal_handler
, NULL
, NULL
);
157 ob_main_loop_signal_add(ob_main_loop
, SIGCHLD
, signal_handler
, NULL
, NULL
);
159 ob_screen
= DefaultScreen(ob_display
);
161 ob_rr_inst
= RrInstanceNew(ob_display
, ob_screen
);
162 if (ob_rr_inst
== NULL
)
163 ob_exit_with_error("Failed to initialize the render library.");
165 XSynchronize(ob_display
, xsync
);
167 /* check for locale support */
168 if (!XSupportsLocale())
169 g_warning("X server does not support locale.");
170 if (!XSetLocaleModifiers(""))
171 g_warning("Cannot set locale modifiers for the X server.");
173 /* set our error handler */
174 XSetErrorHandler(xerror_handler
);
176 /* set the DISPLAY environment variable for any lauched children, to the
177 display we're using, so they open in the right place. */
178 putenv(g_strdup_printf("DISPLAY=%s", DisplayString(ob_display
)));
180 /* create available cursors */
181 cursors
[OB_CURSOR_NONE
] = None
;
182 cursors
[OB_CURSOR_POINTER
] = load_cursor("left_ptr", XC_left_ptr
);
183 cursors
[OB_CURSOR_BUSY
] = load_cursor("left_ptr_watch", XC_watch
);
184 cursors
[OB_CURSOR_MOVE
] = load_cursor("fleur", XC_fleur
);
185 cursors
[OB_CURSOR_NORTH
] = load_cursor("top_side", XC_top_side
);
186 cursors
[OB_CURSOR_NORTHEAST
] = load_cursor("top_right_corner",
187 XC_top_right_corner
);
188 cursors
[OB_CURSOR_EAST
] = load_cursor("right_side", XC_right_side
);
189 cursors
[OB_CURSOR_SOUTHEAST
] = load_cursor("bottom_right_corner",
190 XC_bottom_right_corner
);
191 cursors
[OB_CURSOR_SOUTH
] = load_cursor("bottom_side", XC_bottom_side
);
192 cursors
[OB_CURSOR_SOUTHWEST
] = load_cursor("bottom_left_corner",
193 XC_bottom_left_corner
);
194 cursors
[OB_CURSOR_WEST
] = load_cursor("left_side", XC_left_side
);
195 cursors
[OB_CURSOR_NORTHWEST
] = load_cursor("top_left_corner",
198 /* create available keycodes */
199 keys
[OB_KEY_RETURN
] =
200 XKeysymToKeycode(ob_display
, XStringToKeysym("Return"));
201 keys
[OB_KEY_ESCAPE
] =
202 XKeysymToKeycode(ob_display
, XStringToKeysym("Escape"));
204 XKeysymToKeycode(ob_display
, XStringToKeysym("Left"));
206 XKeysymToKeycode(ob_display
, XStringToKeysym("Right"));
208 XKeysymToKeycode(ob_display
, XStringToKeysym("Up"));
210 XKeysymToKeycode(ob_display
, XStringToKeysym("Down"));
212 prop_startup(); /* get atoms values for the display */
213 extensions_query_all(); /* find which extensions are present */
215 if (screen_annex()) { /* it will be ours! */
222 /* startup the parsing so everything can register sections
227 /* parse/load user options */
228 if (parse_load_rc(config_file
, &doc
, &node
, &config_file
)) {
229 PROP_SETS(RootWindow(ob_display
, ob_screen
),
230 openbox_rc
, config_file
);
231 parse_tree(i
, doc
, node
->xmlChildrenNode
);
233 PROP_ERASE(RootWindow(ob_display
, ob_screen
), openbox_rc
);
234 /* we're done with parsing now, kill it */
239 /* load the theme specified in the rc file */
242 if ((theme
= RrThemeNew(ob_rr_inst
, config_theme
,
243 config_font_activewindow
,
244 config_font_inactivewindow
,
245 config_font_menutitle
,
246 config_font_menuitem
)))
248 RrThemeFree(ob_rr_theme
);
251 if (ob_rr_theme
== NULL
)
252 ob_exit_with_error("Unable to load a theme.");
258 /* update all existing windows for the new theme */
259 for (it
= client_list
; it
; it
= g_list_next(it
)) {
260 ObClient
*c
= it
->data
;
261 frame_adjust_theme(c
->frame
);
264 event_startup(reconfigure
);
265 /* focus_backup is used for stacking, so this needs to come before
266 anything that calls stacking_add */
267 focus_startup(reconfigure
);
268 window_startup(reconfigure
);
269 sn_startup(reconfigure
);
270 screen_startup(reconfigure
);
271 grab_startup(reconfigure
);
272 group_startup(reconfigure
);
273 client_startup(reconfigure
);
274 dock_startup(reconfigure
);
275 moveresize_startup(reconfigure
);
276 keyboard_startup(reconfigure
);
277 mouse_startup(reconfigure
);
278 menu_startup(reconfigure
);
281 /* get all the existing windows */
283 focus_fallback(TRUE
);
287 /* redecorate all existing windows */
288 for (it
= client_list
; it
; it
= g_list_next(it
)) {
289 ObClient
*c
= it
->data
;
290 /* the new config can change the window's decorations */
291 client_setup_decor_and_functions(c
);
292 /* redraw the frames */
293 frame_adjust_area(c
->frame
, TRUE
, TRUE
, FALSE
);
299 state
= OB_STATE_RUNNING
;
300 ob_main_loop_run(ob_main_loop
);
301 state
= OB_STATE_EXITING
;
305 client_unmanage_all();
308 menu_shutdown(reconfigure
);
309 mouse_shutdown(reconfigure
);
310 keyboard_shutdown(reconfigure
);
311 moveresize_shutdown(reconfigure
);
312 dock_shutdown(reconfigure
);
313 client_shutdown(reconfigure
);
314 group_shutdown(reconfigure
);
315 grab_shutdown(reconfigure
);
316 screen_shutdown(reconfigure
);
317 focus_shutdown(reconfigure
);
318 sn_shutdown(reconfigure
);
319 window_shutdown(reconfigure
);
320 event_shutdown(reconfigure
);
322 } while (reconfigure
);
325 XSync(ob_display
, FALSE
);
327 g_free(config_file
); /* this is set by parse_load_rc */
328 RrThemeFree(ob_rr_theme
);
329 RrInstanceFree(ob_rr_inst
);
331 session_shutdown(being_replaced
);
333 XCloseDisplay(ob_display
);
335 parse_paths_shutdown();
338 if (restart_path
!= NULL
) {
343 /* run other window manager */
344 if (g_shell_parse_argv(restart_path
, &argcp
, &argvp
, &err
)) {
345 execvp(argvp
[0], argvp
);
348 g_warning("failed to execute '%s': %s", restart_path
,
355 execvp(argv
[0], argv
); /* try how we were run */
356 execlp(argv
[0], g_path_get_basename(argv
[0]),
357 (char *)NULL
); /* last resort */
363 static void signal_handler(gint signal
, gpointer data
)
367 ob_debug("Caught signal %d. Restarting.\n", signal
);
371 ob_debug("Caught signal %d. Reconfiguring.\n", signal
);
376 while (waitpid(-1, NULL
, WNOHANG
) > 0);
379 ob_debug("Caught signal %d. Exiting.\n", signal
);
380 /* TERM and INT return a 0 code */
381 ob_exit(!(signal
== SIGTERM
|| signal
== SIGINT
));
385 static void print_version()
387 g_print("Openbox %s\n", PACKAGE_VERSION
);
388 g_print("Copyright (c) 2007 Mikael Magnusson\n");
389 g_print("Copyright (c) 2003-2007 Dana Jansens\n\n");
390 g_print("This program comes with ABSOLUTELY NO WARRANTY.\n");
391 g_print("This is free software, and you are welcome to redistribute it\n");
392 g_print("under certain conditions. See the file COPYING for details.\n\n");
395 static void print_help()
397 g_print("Syntax: openbox [options]\n\n");
398 g_print("Options:\n\n");
399 g_print(" --reconfigure Tell the currently running instance of "
401 " reconfigure (and then exit immediately)\n");
402 g_print(" --config-file FILE Specify the file to load for the config "
405 g_print(" --sm-disable Disable connection to session manager\n");
406 g_print(" --sm-client-id ID Specify session management ID\n");
407 g_print(" --sm-save-file FILE Specify file to load a saved session"
410 g_print(" --replace Replace the currently running window "
412 g_print(" --help Display this help and exit\n");
413 g_print(" --version Display the version and exit\n");
414 g_print(" --sync Run in synchronous mode (this is slow and "
416 " debugging X routines)\n");
417 g_print(" --debug Display debugging output\n");
418 g_print(" --debug-focus Display debugging output\n");
419 g_print("\nPlease report bugs at %s\n\n", PACKAGE_BUGREPORT
);
422 static void parse_args(gint argc
, gchar
**argv
)
426 for (i
= 1; i
< argc
; ++i
) {
427 if (!strcmp(argv
[i
], "--version")) {
430 } else if (!strcmp(argv
[i
], "--help")) {
433 } else if (!strcmp(argv
[i
], "--g-fatal-warnings")) {
434 g_log_set_always_fatal(G_LOG_LEVEL_CRITICAL
);
435 } else if (!strcmp(argv
[i
], "--replace")) {
436 ob_replace_wm
= TRUE
;
437 } else if (!strcmp(argv
[i
], "--sync")) {
439 } else if (!strcmp(argv
[i
], "--debug")) {
440 ob_debug_show_output(TRUE
);
441 } else if (!strcmp(argv
[i
], "--debug-focus")) {
442 ob_debug_show_output(TRUE
);
443 ob_debug_enable(OB_DEBUG_FOCUS
, TRUE
);
444 } else if (!strcmp(argv
[i
], "--reconfigure")) {
446 } else if (!strcmp(argv
[i
], "--restart")) {
448 } else if (!strcmp(argv
[i
], "--config-file")) {
449 if (i
== argc
- 1) /* no args left */
450 g_printerr(_("--config-file requires an argument\n"));
452 config_file
= g_strdup(argv
[i
+1]);
459 static Cursor
load_cursor(const gchar
*name
, guint fontval
)
464 c
= XcursorLibraryLoadCursor(ob_display
, name
);
467 c
= XCreateFontCursor(ob_display
, fontval
);
471 void ob_exit_with_error(const gchar
*msg
)
474 session_shutdown(TRUE
);
478 void ob_restart_other(const gchar
*path
)
480 restart_path
= g_strdup(path
);
490 void ob_reconfigure()
496 void ob_exit(gint code
)
499 ob_main_loop_exit(ob_main_loop
);
502 void ob_exit_replace()
505 being_replaced
= TRUE
;
506 ob_main_loop_exit(ob_main_loop
);
509 Cursor
ob_cursor(ObCursor cursor
)
511 g_assert(cursor
< OB_NUM_CURSORS
);
512 return cursors
[cursor
];
515 KeyCode
ob_keycode(ObKey key
)
517 g_assert(key
< OB_NUM_KEYS
);