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
;
95 static void signal_handler(gint signal
, gpointer data
);
96 static void parse_args(gint argc
, gchar
**argv
);
97 static Cursor
load_cursor(const gchar
*name
, guint fontval
);
99 gint
main(gint argc
, gchar
**argv
)
102 ob_debug_show_output(TRUE
);
105 state
= OB_STATE_STARTING
;
107 /* initialize the locale */
108 if (!setlocale(LC_ALL
, ""))
109 g_warning("Couldn't set locale from environment.\n");
110 bindtextdomain(PACKAGE_NAME
, LOCALEDIR
);
111 bind_textdomain_codeset(PACKAGE_NAME
, "UTF-8");
112 textdomain(PACKAGE_NAME
);
114 g_set_prgname(argv
[0]);
116 if (chdir(g_get_home_dir()) == -1)
117 g_warning("Unable to change to home directory (%s): %s",
118 g_get_home_dir(), g_strerror(errno
));
120 /* parse out command line args */
121 parse_args(argc
, argv
);
123 if (!remote_control
) {
124 parse_paths_startup();
126 session_startup(argc
, argv
);
129 ob_display
= XOpenDisplay(NULL
);
130 if (ob_display
== NULL
)
131 ob_exit_with_error("Failed to open the display.");
132 if (fcntl(ConnectionNumber(ob_display
), F_SETFD
, 1) == -1)
133 ob_exit_with_error("Failed to set display as close-on-exec.");
135 if (remote_control
) {
138 /* Send client message telling the OB process to:
139 * remote_control = 1 -> reconfigure
140 * remote_control = 2 -> restart */
141 PROP_MSG(RootWindow(ob_display
, ob_screen
),
142 ob_control
, remote_control
, 0, 0, 0);
143 XCloseDisplay(ob_display
);
147 ob_main_loop
= ob_main_loop_new(ob_display
);
149 /* set up signal handler */
150 ob_main_loop_signal_add(ob_main_loop
, SIGUSR1
, signal_handler
, NULL
, NULL
);
151 ob_main_loop_signal_add(ob_main_loop
, SIGUSR2
, signal_handler
, NULL
, NULL
);
152 ob_main_loop_signal_add(ob_main_loop
, SIGTERM
, signal_handler
, NULL
, NULL
);
153 ob_main_loop_signal_add(ob_main_loop
, SIGINT
, signal_handler
, NULL
, NULL
);
154 ob_main_loop_signal_add(ob_main_loop
, SIGHUP
, signal_handler
, NULL
, NULL
);
155 ob_main_loop_signal_add(ob_main_loop
, SIGPIPE
, signal_handler
, NULL
, NULL
);
156 ob_main_loop_signal_add(ob_main_loop
, SIGCHLD
, signal_handler
, NULL
, NULL
);
158 ob_screen
= DefaultScreen(ob_display
);
160 ob_rr_inst
= RrInstanceNew(ob_display
, ob_screen
);
161 if (ob_rr_inst
== NULL
)
162 ob_exit_with_error("Failed to initialize the render library.");
164 XSynchronize(ob_display
, xsync
);
166 /* check for locale support */
167 if (!XSupportsLocale())
168 g_warning("X server does not support locale.");
169 if (!XSetLocaleModifiers(""))
170 g_warning("Cannot set locale modifiers for the X server.");
172 /* set our error handler */
173 XSetErrorHandler(xerror_handler
);
175 /* set the DISPLAY environment variable for any lauched children, to the
176 display we're using, so they open in the right place. */
177 putenv(g_strdup_printf("DISPLAY=%s", DisplayString(ob_display
)));
179 /* create available cursors */
180 cursors
[OB_CURSOR_NONE
] = None
;
181 cursors
[OB_CURSOR_POINTER
] = load_cursor("left_ptr", XC_left_ptr
);
182 cursors
[OB_CURSOR_BUSY
] = load_cursor("left_ptr_watch", XC_watch
);
183 cursors
[OB_CURSOR_MOVE
] = load_cursor("fleur", XC_fleur
);
184 cursors
[OB_CURSOR_NORTH
] = load_cursor("top_side", XC_top_side
);
185 cursors
[OB_CURSOR_NORTHEAST
] = load_cursor("top_right_corner",
186 XC_top_right_corner
);
187 cursors
[OB_CURSOR_EAST
] = load_cursor("right_side", XC_right_side
);
188 cursors
[OB_CURSOR_SOUTHEAST
] = load_cursor("bottom_right_corner",
189 XC_bottom_right_corner
);
190 cursors
[OB_CURSOR_SOUTH
] = load_cursor("bottom_side", XC_bottom_side
);
191 cursors
[OB_CURSOR_SOUTHWEST
] = load_cursor("bottom_left_corner",
192 XC_bottom_left_corner
);
193 cursors
[OB_CURSOR_WEST
] = load_cursor("left_side", XC_left_side
);
194 cursors
[OB_CURSOR_NORTHWEST
] = load_cursor("top_left_corner",
197 /* create available keycodes */
198 keys
[OB_KEY_RETURN
] =
199 XKeysymToKeycode(ob_display
, XStringToKeysym("Return"));
200 keys
[OB_KEY_ESCAPE
] =
201 XKeysymToKeycode(ob_display
, XStringToKeysym("Escape"));
203 XKeysymToKeycode(ob_display
, XStringToKeysym("Left"));
205 XKeysymToKeycode(ob_display
, XStringToKeysym("Right"));
207 XKeysymToKeycode(ob_display
, XStringToKeysym("Up"));
209 XKeysymToKeycode(ob_display
, XStringToKeysym("Down"));
211 prop_startup(); /* get atoms values for the display */
212 extensions_query_all(); /* find which extensions are present */
214 if (screen_annex()) { /* it will be ours! */
221 /* startup the parsing so everything can register sections
226 /* parse/load user options */
227 if (parse_load_rc(&doc
, &node
))
228 parse_tree(i
, doc
, node
->xmlChildrenNode
);
229 /* we're done with parsing now, kill it */
234 /* load the theme specified in the rc file */
237 if ((theme
= RrThemeNew(ob_rr_inst
, config_theme
,
238 config_font_activewindow
,
239 config_font_inactivewindow
,
240 config_font_menutitle
,
241 config_font_menuitem
)))
243 RrThemeFree(ob_rr_theme
);
246 if (ob_rr_theme
== NULL
)
247 ob_exit_with_error("Unable to load a theme.");
253 /* update all existing windows for the new theme */
254 for (it
= client_list
; it
; it
= g_list_next(it
)) {
255 ObClient
*c
= it
->data
;
256 frame_adjust_theme(c
->frame
);
259 event_startup(reconfigure
);
260 /* focus_backup is used for stacking, so this needs to come before
261 anything that calls stacking_add */
262 focus_startup(reconfigure
);
263 window_startup(reconfigure
);
264 sn_startup(reconfigure
);
265 screen_startup(reconfigure
);
266 grab_startup(reconfigure
);
267 group_startup(reconfigure
);
268 client_startup(reconfigure
);
269 dock_startup(reconfigure
);
270 moveresize_startup(reconfigure
);
271 keyboard_startup(reconfigure
);
272 mouse_startup(reconfigure
);
273 menu_startup(reconfigure
);
276 /* get all the existing windows */
278 focus_fallback(TRUE
);
282 /* redecorate all existing windows */
283 for (it
= client_list
; it
; it
= g_list_next(it
)) {
284 ObClient
*c
= it
->data
;
285 /* the new config can change the window's decorations */
286 client_setup_decor_and_functions(c
);
287 /* redraw the frames */
288 frame_adjust_area(c
->frame
, TRUE
, TRUE
, FALSE
);
294 state
= OB_STATE_RUNNING
;
295 ob_main_loop_run(ob_main_loop
);
296 state
= OB_STATE_EXITING
;
300 client_unmanage_all();
303 menu_shutdown(reconfigure
);
304 mouse_shutdown(reconfigure
);
305 keyboard_shutdown(reconfigure
);
306 moveresize_shutdown(reconfigure
);
307 dock_shutdown(reconfigure
);
308 client_shutdown(reconfigure
);
309 group_shutdown(reconfigure
);
310 grab_shutdown(reconfigure
);
311 screen_shutdown(reconfigure
);
312 focus_shutdown(reconfigure
);
313 sn_shutdown(reconfigure
);
314 window_shutdown(reconfigure
);
315 event_shutdown(reconfigure
);
317 } while (reconfigure
);
320 XSync(ob_display
, FALSE
);
322 RrThemeFree(ob_rr_theme
);
323 RrInstanceFree(ob_rr_inst
);
325 session_shutdown(being_replaced
);
327 XCloseDisplay(ob_display
);
329 parse_paths_shutdown();
332 if (restart_path
!= NULL
) {
337 /* run other window manager */
338 if (g_shell_parse_argv(restart_path
, &argcp
, &argvp
, &err
)) {
339 execvp(argvp
[0], argvp
);
342 g_warning("failed to execute '%s': %s", restart_path
,
349 execvp(argv
[0], argv
); /* try how we were run */
350 execlp(argv
[0], g_path_get_basename(argv
[0]),
351 (char *)NULL
); /* last resort */
357 static void signal_handler(gint signal
, gpointer data
)
361 ob_debug("Caught signal %d. Restarting.\n", signal
);
365 ob_debug("Caught signal %d. Reconfiguring.\n", signal
);
370 while (waitpid(-1, NULL
, WNOHANG
) > 0);
373 ob_debug("Caught signal %d. Exiting.\n", signal
);
374 /* TERM and INT return a 0 code */
375 ob_exit(!(signal
== SIGTERM
|| signal
== SIGINT
));
379 static void print_version()
381 g_print("Openbox %s\n", PACKAGE_VERSION
);
382 g_print("Copyright (c) 2007 Mikael Magnusson\n");
383 g_print("Copyright (c) 2007 Dana Jansens\n\n");
384 g_print("This program comes with ABSOLUTELY NO WARRANTY.\n");
385 g_print("This is free software, and you are welcome to redistribute it\n");
386 g_print("under certain conditions. See the file COPYING for details.\n\n");
389 static void print_help()
391 g_print("Syntax: openbox [options]\n\n");
392 g_print("Options:\n\n");
393 g_print(" --reconfigure Tell the currently running instance of "
395 " reconfigure (and then exit immediately)\n");
397 g_print(" --sm-disable Disable connection to session manager\n");
398 g_print(" --sm-client-id ID Specify session management ID\n");
399 g_print(" --sm-save-file FILE Specify file to load a saved session"
402 g_print(" --replace Replace the currently running window "
404 g_print(" --help Display this help and exit\n");
405 g_print(" --version Display the version and exit\n");
406 g_print(" --sync Run in synchronous mode (this is slow and "
408 " debugging X routines)\n");
409 g_print(" --debug Display debugging output\n");
410 g_print("\nPlease report bugs at %s\n\n", PACKAGE_BUGREPORT
);
413 static void parse_args(gint argc
, gchar
**argv
)
417 for (i
= 1; i
< argc
; ++i
) {
418 if (!strcmp(argv
[i
], "--version")) {
421 } else if (!strcmp(argv
[i
], "--help")) {
424 } else if (!strcmp(argv
[i
], "--g-fatal-warnings")) {
425 g_log_set_always_fatal(G_LOG_LEVEL_CRITICAL
);
426 } else if (!strcmp(argv
[i
], "--replace")) {
427 ob_replace_wm
= TRUE
;
428 } else if (!strcmp(argv
[i
], "--sync")) {
430 } else if (!strcmp(argv
[i
], "--debug")) {
431 ob_debug_show_output(TRUE
);
432 } else if (!strcmp(argv
[i
], "--reconfigure")) {
434 } else if (!strcmp(argv
[i
], "--restart")) {
440 static Cursor
load_cursor(const gchar
*name
, guint fontval
)
445 c
= XcursorLibraryLoadCursor(ob_display
, name
);
448 c
= XCreateFontCursor(ob_display
, fontval
);
452 void ob_exit_with_error(const gchar
*msg
)
455 session_shutdown(TRUE
);
459 void ob_restart_other(const gchar
*path
)
461 restart_path
= g_strdup(path
);
471 void ob_reconfigure()
477 void ob_exit(gint code
)
480 ob_main_loop_exit(ob_main_loop
);
483 void ob_exit_replace()
486 being_replaced
= TRUE
;
487 ob_main_loop_exit(ob_main_loop
);
490 Cursor
ob_cursor(ObCursor cursor
)
492 g_assert(cursor
< OB_NUM_CURSORS
);
493 return cursors
[cursor
];
496 KeyCode
ob_keycode(ObKey key
)
498 g_assert(key
< OB_NUM_KEYS
);