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.
31 #include "startupnotify.h"
33 #include "focus_cycle.h"
34 #include "focus_cycle_indicator.h"
35 #include "moveresize.h"
39 #include "extensions.h"
40 #include "menuframe.h"
47 #include "parser/parse.h"
48 #include "render/render.h"
49 #include "render/theme.h"
63 #ifdef HAVE_SYS_STAT_H
64 # include <sys/stat.h>
65 # include <sys/types.h>
67 #ifdef HAVE_SYS_WAIT_H
68 # include <sys/types.h>
69 # include <sys/wait.h>
76 #include <X11/cursorfont.h>
78 #include <X11/Xcursor/Xcursor.h>
82 #include <X11/keysym.h>
85 RrInstance
*ob_rr_inst
;
87 ObMainLoop
*ob_main_loop
;
90 gboolean ob_replace_wm
= FALSE
;
91 gboolean ob_sm_use
= TRUE
;
92 gchar
*ob_sm_id
= NULL
;
93 gchar
*ob_sm_save_file
= NULL
;
94 gboolean ob_debug_xinerama
= FALSE
;
97 static gboolean xsync
= FALSE
;
98 static gboolean reconfigure
= FALSE
;
99 static gboolean restart
= FALSE
;
100 static gchar
*restart_path
= NULL
;
101 static Cursor cursors
[OB_NUM_CURSORS
];
102 static KeyCode keys
[OB_NUM_KEYS
];
103 static gint exitcode
= 0;
104 static guint remote_control
= 0;
105 static gboolean being_replaced
= FALSE
;
107 static void signal_handler(gint signal
, gpointer data
);
108 static void remove_args(gint
*argc
, gchar
**argv
, gint index
, gint num
);
109 static void parse_env();
110 static void parse_args(gint
*argc
, gchar
**argv
);
111 static Cursor
load_cursor(const gchar
*name
, guint fontval
);
113 gint
main(gint argc
, gchar
**argv
)
117 state
= OB_STATE_STARTING
;
119 /* initialize the locale */
120 if (!setlocale(LC_ALL
, ""))
121 g_message("Couldn't set locale from environment.");
122 bindtextdomain(PACKAGE_NAME
, LOCALEDIR
);
123 bind_textdomain_codeset(PACKAGE_NAME
, "UTF-8");
124 textdomain(PACKAGE_NAME
);
126 if (chdir(g_get_home_dir()) == -1)
127 g_message(_("Unable to change to home directory '%s': %s"),
128 g_get_home_dir(), g_strerror(errno
));
130 /* parse the command line args, which can change the argv[0] */
131 parse_args(&argc
, argv
);
132 /* parse the environment variables */
135 program_name
= g_path_get_basename(argv
[0]);
136 g_set_prgname(program_name
);
138 if (!remote_control
) {
139 parse_paths_startup();
141 session_startup(argc
, argv
);
145 ob_display
= XOpenDisplay(NULL
);
146 if (ob_display
== NULL
)
147 ob_exit_with_error(_("Failed to open the display from the DISPLAY environment variable."));
148 if (fcntl(ConnectionNumber(ob_display
), F_SETFD
, 1) == -1)
149 ob_exit_with_error("Failed to set display as close-on-exec");
151 if (remote_control
) {
154 /* Send client message telling the OB process to:
155 * remote_control = 1 -> reconfigure
156 * remote_control = 2 -> restart */
157 PROP_MSG(RootWindow(ob_display
, ob_screen
),
158 ob_control
, remote_control
, 0, 0, 0);
159 XCloseDisplay(ob_display
);
163 ob_main_loop
= ob_main_loop_new(ob_display
);
165 /* set up signal handler */
166 ob_main_loop_signal_add(ob_main_loop
, SIGUSR1
, signal_handler
, NULL
, NULL
);
167 ob_main_loop_signal_add(ob_main_loop
, SIGUSR2
, signal_handler
, NULL
, NULL
);
168 ob_main_loop_signal_add(ob_main_loop
, SIGTERM
, signal_handler
, NULL
, NULL
);
169 ob_main_loop_signal_add(ob_main_loop
, SIGINT
, signal_handler
, NULL
, NULL
);
170 ob_main_loop_signal_add(ob_main_loop
, SIGHUP
, signal_handler
, NULL
, NULL
);
171 ob_main_loop_signal_add(ob_main_loop
, SIGPIPE
, signal_handler
, NULL
, NULL
);
172 ob_main_loop_signal_add(ob_main_loop
, SIGCHLD
, signal_handler
, NULL
, NULL
);
174 ob_screen
= DefaultScreen(ob_display
);
176 ob_rr_inst
= RrInstanceNew(ob_display
, ob_screen
);
177 if (ob_rr_inst
== NULL
)
178 ob_exit_with_error(_("Failed to initialize the render library."));
180 XSynchronize(ob_display
, xsync
);
182 /* check for locale support */
183 if (!XSupportsLocale())
184 g_message(_("X server does not support locale."));
185 if (!XSetLocaleModifiers(""))
186 g_message(_("Cannot set locale modifiers for the X server."));
188 /* set our error handler */
189 XSetErrorHandler(xerror_handler
);
191 /* set the DISPLAY environment variable for any lauched children, to the
192 display we're using, so they open in the right place. */
193 putenv(g_strdup_printf("DISPLAY=%s", DisplayString(ob_display
)));
195 /* create available cursors */
196 cursors
[OB_CURSOR_NONE
] = None
;
197 cursors
[OB_CURSOR_POINTER
] = load_cursor("left_ptr", XC_left_ptr
);
198 cursors
[OB_CURSOR_BUSY
] = load_cursor("left_ptr_watch", XC_watch
);
199 cursors
[OB_CURSOR_MOVE
] = load_cursor("fleur", XC_fleur
);
200 cursors
[OB_CURSOR_NORTH
] = load_cursor("top_side", XC_top_side
);
201 cursors
[OB_CURSOR_NORTHEAST
] = load_cursor("top_right_corner",
202 XC_top_right_corner
);
203 cursors
[OB_CURSOR_EAST
] = load_cursor("right_side", XC_right_side
);
204 cursors
[OB_CURSOR_SOUTHEAST
] = load_cursor("bottom_right_corner",
205 XC_bottom_right_corner
);
206 cursors
[OB_CURSOR_SOUTH
] = load_cursor("bottom_side", XC_bottom_side
);
207 cursors
[OB_CURSOR_SOUTHWEST
] = load_cursor("bottom_left_corner",
208 XC_bottom_left_corner
);
209 cursors
[OB_CURSOR_WEST
] = load_cursor("left_side", XC_left_side
);
210 cursors
[OB_CURSOR_NORTHWEST
] = load_cursor("top_left_corner",
214 prop_startup(); /* get atoms values for the display */
215 extensions_query_all(); /* find which extensions are present */
217 if (screen_annex()) { /* it will be ours! */
219 modkeys_startup(reconfigure
);
221 /* get the keycodes for keys we use */
222 keys
[OB_KEY_RETURN
] = modkeys_sym_to_code(XK_Return
);
223 keys
[OB_KEY_ESCAPE
] = modkeys_sym_to_code(XK_Escape
);
224 keys
[OB_KEY_LEFT
] = modkeys_sym_to_code(XK_Left
);
225 keys
[OB_KEY_RIGHT
] = modkeys_sym_to_code(XK_Right
);
226 keys
[OB_KEY_UP
] = modkeys_sym_to_code(XK_Up
);
227 keys
[OB_KEY_DOWN
] = modkeys_sym_to_code(XK_Down
);
234 /* startup the parsing so everything can register sections
238 /* start up config which sets up with the parser */
241 /* parse/load user options */
242 if (parse_load_rc(NULL
, &doc
, &node
)) {
243 parse_tree(i
, doc
, node
->xmlChildrenNode
);
246 g_message(_("Unable to find a valid config file, using some simple defaults"));
249 if (config_type != NULL)
250 PROP_SETS(RootWindow(ob_display, ob_screen),
251 ob_config, config_type);
254 /* we're done with parsing now, kill it */
258 /* load the theme specified in the rc file */
261 if ((theme
= RrThemeNew(ob_rr_inst
, config_theme
,
262 config_font_activewindow
,
263 config_font_inactivewindow
,
264 config_font_menutitle
,
265 config_font_menuitem
,
268 RrThemeFree(ob_rr_theme
);
271 if (ob_rr_theme
== NULL
)
272 ob_exit_with_error(_("Unable to load a theme."));
278 /* update all existing windows for the new theme */
279 for (it
= client_list
; it
; it
= g_list_next(it
)) {
280 ObClient
*c
= it
->data
;
281 frame_adjust_theme(c
->frame
);
284 event_startup(reconfigure
);
285 /* focus_backup is used for stacking, so this needs to come before
286 anything that calls stacking_add */
287 focus_startup(reconfigure
);
288 focus_cycle_startup(reconfigure
);
289 focus_cycle_indicator_startup(reconfigure
);
290 window_startup(reconfigure
);
291 sn_startup(reconfigure
);
292 screen_startup(reconfigure
);
293 grab_startup(reconfigure
);
294 propwin_startup(reconfigure
);
295 group_startup(reconfigure
);
296 client_startup(reconfigure
);
297 dock_startup(reconfigure
);
298 moveresize_startup(reconfigure
);
299 keyboard_startup(reconfigure
);
300 mouse_startup(reconfigure
);
301 menu_startup(reconfigure
);
302 menu_frame_startup(reconfigure
);
308 /* get all the existing windows */
312 /* focus what was focused if a wm was already running */
313 if (PROP_GET32(RootWindow(ob_display
, ob_screen
),
314 net_active_window
, window
, &xid
) &&
315 (w
= g_hash_table_lookup(window_map
, &xid
)) &&
318 client_focus(WINDOW_AS_CLIENT(w
));
323 /* redecorate all existing windows */
324 for (it
= client_list
; it
; it
= g_list_next(it
)) {
325 ObClient
*c
= it
->data
;
326 /* the new config can change the window's decorations */
327 client_setup_decor_and_functions(c
);
328 /* redraw the frames */
329 frame_adjust_area(c
->frame
, TRUE
, TRUE
, FALSE
);
335 state
= OB_STATE_RUNNING
;
336 ob_main_loop_run(ob_main_loop
);
337 state
= OB_STATE_EXITING
;
341 client_unmanage_all();
344 menu_frame_shutdown(reconfigure
);
345 menu_shutdown(reconfigure
);
346 mouse_shutdown(reconfigure
);
347 keyboard_shutdown(reconfigure
);
348 moveresize_shutdown(reconfigure
);
349 dock_shutdown(reconfigure
);
350 client_shutdown(reconfigure
);
351 group_shutdown(reconfigure
);
352 propwin_shutdown(reconfigure
);
353 grab_shutdown(reconfigure
);
354 screen_shutdown(reconfigure
);
355 focus_cycle_indicator_shutdown(reconfigure
);
356 focus_cycle_shutdown(reconfigure
);
357 focus_shutdown(reconfigure
);
358 sn_shutdown(reconfigure
);
359 window_shutdown(reconfigure
);
360 event_shutdown(reconfigure
);
362 modkeys_shutdown(reconfigure
);
363 } while (reconfigure
);
366 XSync(ob_display
, FALSE
);
368 RrThemeFree(ob_rr_theme
);
369 RrInstanceFree(ob_rr_inst
);
371 session_shutdown(being_replaced
);
373 XCloseDisplay(ob_display
);
375 parse_paths_shutdown();
378 if (restart_path
!= NULL
) {
383 /* run other window manager */
384 if (g_shell_parse_argv(restart_path
, &argcp
, &argvp
, &err
)) {
385 execvp(argvp
[0], argvp
);
389 _("Restart failed to execute new executable '%s': %s"),
390 restart_path
, err
->message
);
395 /* we remove the session arguments from argv, so put them back */
396 if (ob_sm_save_file
!= NULL
|| ob_sm_id
!= NULL
) {
401 (ob_sm_save_file
!= NULL
? 2 : 0) +
402 (ob_sm_id
!= NULL
? 2 : 0);
403 nargv
= g_new0(gchar
*, l
+1);
404 for (i
= 0; i
< argc
; ++i
)
407 if (ob_sm_save_file
!= NULL
) {
408 nargv
[i
++] = g_strdup("--sm-save-file");
409 nargv
[i
++] = ob_sm_save_file
;
411 if (ob_sm_id
!= NULL
) {
412 nargv
[i
++] = g_strdup("--sm-client-id");
413 nargv
[i
++] = ob_sm_id
;
420 execvp(argv
[0], argv
); /* try how we were run */
421 execlp(argv
[0], program_name
, (gchar
*)NULL
); /* last resort */
424 /* free stuff passed in from the command line or environment */
425 g_free(ob_sm_save_file
);
427 g_free(program_name
);
432 static void signal_handler(gint signal
, gpointer data
)
436 ob_debug("Caught signal %d. Restarting.\n", signal
);
440 ob_debug("Caught signal %d. Reconfiguring.\n", signal
);
445 while (waitpid(-1, NULL
, WNOHANG
) > 0);
448 ob_debug("Caught signal %d. Exiting.\n", signal
);
449 /* TERM and INT return a 0 code */
450 ob_exit(!(signal
== SIGTERM
|| signal
== SIGINT
));
454 static void print_version()
456 g_print("Openbox %s\n", PACKAGE_VERSION
);
457 g_print(_("Copyright (c)"));
458 g_print(" 2007 Mikael Magnusson\n");
459 g_print(_("Copyright (c)"));
460 g_print(" 2003-2007 Dana Jansens\n\n");
461 g_print("This program comes with ABSOLUTELY NO WARRANTY.\n");
462 g_print("This is free software, and you are welcome to redistribute it\n");
463 g_print("under certain conditions. See the file COPYING for details.\n\n");
466 static void print_help()
468 g_print(_("Syntax: openbox [options]\n"));
469 g_print(_("\nOptions:\n"));
470 g_print(_(" --help Display this help and exit\n"));
471 g_print(_(" --version Display the version and exit\n"));
472 g_print(_(" --replace Replace the currently running window manager\n"));
473 g_print(_(" --sm-disable Disable connection to the session manager\n"));
474 g_print(_("\nPassing messages to a running Openbox instance:\n"));
475 g_print(_(" --reconfigure Reload Openbox's configuration\n"));
476 g_print(_("\nDebugging options:\n"));
477 g_print(_(" --sync Run in synchronous mode\n"));
478 g_print(_(" --debug Display debugging output\n"));
479 g_print(_(" --debug-focus Display debugging output for focus handling\n"));
480 g_print(_(" --debug-xinerama Split the display into fake xinerama screens\n"));
481 g_print(_("\nPlease report bugs at %s\n"), PACKAGE_BUGREPORT
);
484 static void remove_args(gint
*argc
, gchar
**argv
, gint index
, gint num
)
488 for (i
= index
; i
< *argc
- num
; ++i
)
489 argv
[i
] = argv
[i
+num
];
490 for (; i
< *argc
; ++i
)
495 static void parse_env()
497 /* unset this so we don't pass it on unknowingly */
498 unsetenv("DESKTOP_STARTUP_ID");
501 static void parse_args(gint
*argc
, gchar
**argv
)
505 for (i
= 1; i
< *argc
; ++i
) {
506 if (!strcmp(argv
[i
], "--version")) {
510 else if (!strcmp(argv
[i
], "--help")) {
514 else if (!strcmp(argv
[i
], "--g-fatal-warnings")) {
515 g_log_set_always_fatal(G_LOG_LEVEL_CRITICAL
);
517 else if (!strcmp(argv
[i
], "--replace")) {
518 ob_replace_wm
= TRUE
;
519 remove_args(argc
, argv
, i
, 1);
520 --i
; /* this arg was removed so go back */
522 else if (!strcmp(argv
[i
], "--sync")) {
525 else if (!strcmp(argv
[i
], "--debug")) {
526 ob_debug_show_output(TRUE
);
527 ob_debug_enable(OB_DEBUG_SM
, TRUE
);
528 ob_debug_enable(OB_DEBUG_APP_BUGS
, TRUE
);
530 else if (!strcmp(argv
[i
], "--debug-focus")) {
531 ob_debug_show_output(TRUE
);
532 ob_debug_enable(OB_DEBUG_SM
, TRUE
);
533 ob_debug_enable(OB_DEBUG_APP_BUGS
, TRUE
);
534 ob_debug_enable(OB_DEBUG_FOCUS
, TRUE
);
536 else if (!strcmp(argv
[i
], "--debug-xinerama")) {
537 ob_debug_xinerama
= TRUE
;
539 else if (!strcmp(argv
[i
], "--reconfigure")) {
541 /* don't make this do anything if it's not in --help ..
542 } else if (!strcmp(argv[i], "--restart")) {
546 else if (!strcmp(argv
[i
], "--sm-save-file")) {
547 if (i
== *argc
- 1) /* no args left */
548 /* not translated cuz it's sekret */
549 g_printerr("--sm-save-file requires an argument\n");
551 ob_sm_save_file
= g_strdup(argv
[i
+1]);
552 remove_args(argc
, argv
, i
, 2);
553 --i
; /* this arg was removed so go back */
554 ob_debug_type(OB_DEBUG_SM
, "--sm-save-file %s\n",
558 else if (!strcmp(argv
[i
], "--sm-client-id")) {
559 if (i
== *argc
- 1) /* no args left */
560 /* not translated cuz it's sekret */
561 g_printerr("--sm-client-id requires an argument\n");
563 ob_sm_id
= g_strdup(argv
[i
+1]);
564 remove_args(argc
, argv
, i
, 2);
565 --i
; /* this arg was removed so go back */
566 ob_debug_type(OB_DEBUG_SM
, "--sm-client-id %s\n", ob_sm_id
);
569 else if (!strcmp(argv
[i
], "--sm-disable")) {
573 /* this is a memleak.. oh well.. heh */
574 gchar
*err
= g_strdup_printf
575 (_("Invalid command line argument '%s'\n"), argv
[i
]);
576 ob_exit_with_error(err
);
581 static Cursor
load_cursor(const gchar
*name
, guint fontval
)
586 c
= XcursorLibraryLoadCursor(ob_display
, name
);
589 c
= XCreateFontCursor(ob_display
, fontval
);
593 void ob_exit_with_error(const gchar
*msg
)
596 session_shutdown(TRUE
);
600 void ob_restart_other(const gchar
*path
)
602 restart_path
= g_strdup(path
);
612 void ob_reconfigure()
618 void ob_exit(gint code
)
621 ob_main_loop_exit(ob_main_loop
);
624 void ob_exit_replace()
627 being_replaced
= TRUE
;
628 ob_main_loop_exit(ob_main_loop
);
631 Cursor
ob_cursor(ObCursor cursor
)
633 g_assert(cursor
< OB_NUM_CURSORS
);
634 return cursors
[cursor
];
637 KeyCode
ob_keycode(ObKey key
)
639 g_assert(key
< OB_NUM_KEYS
);