2 * Window Maker window manager
4 * Copyright (c) 1997-2003 Alfredo K. Kojima
5 * Copyright (c) 1998-2003 Dan Pascu
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 * You should have received a copy of the GNU General Public License along
18 * with this program; if not, write to the Free Software Foundation, Inc.,
19 * 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301 USA.
32 #include <sys/signal.h>
36 #include <X11/Xresource.h>
37 #include <X11/Xutil.h>
38 #include <X11/cursorfont.h>
39 #include <X11/Xproto.h>
40 #include <X11/keysym.h>
42 #include <X11/extensions/shape.h>
44 #ifdef KEEP_XKB_LOCK_STATUS
45 #include <X11/XKBlib.h>
48 #include <X11/extensions/Xrandr.h>
51 #include "WindowMaker.h"
60 #include "workspace.h"
65 #include "properties.h"
79 /* Just in case, for weirdo systems */
84 /****** Global Variables ******/
85 extern WPreferences wPreferences
;
86 extern WDDomain
*WDWindowMaker
;
87 extern WDDomain
*WDRootMenu
;
88 extern WDDomain
*WDWindowAttributes
;
89 extern WShortKey wKeyBindings
[WKBD_LAST
];
90 extern int wScreenCount
;
93 extern Bool wShapeSupported
;
94 extern int wShapeEventBase
;
97 #ifdef KEEP_XKB_LOCK_STATUS
98 extern Bool wXkbSupported
;
99 extern int wXkbEventBase
;
103 extern XContext wWinContext
;
104 extern XContext wAppWinContext
;
105 extern XContext wStackContext
;
106 extern XContext wVEdgeContext
;
109 extern Atom _XA_WM_STATE
;
110 extern Atom _XA_WM_CHANGE_STATE
;
111 extern Atom _XA_WM_PROTOCOLS
;
112 extern Atom _XA_WM_TAKE_FOCUS
;
113 extern Atom _XA_WM_DELETE_WINDOW
;
114 extern Atom _XA_WM_SAVE_YOURSELF
;
115 extern Atom _XA_WM_CLIENT_LEADER
;
116 extern Atom _XA_WM_COLORMAP_WINDOWS
;
117 extern Atom _XA_WM_COLORMAP_NOTIFY
;
118 extern Atom _XA_GNUSTEP_WM_ATTR
;
119 extern Atom _XA_WINDOWMAKER_MENU
;
120 extern Atom _XA_WINDOWMAKER_WM_PROTOCOLS
;
121 extern Atom _XA_WINDOWMAKER_STATE
;
122 extern Atom _XA_WINDOWMAKER_WM_FUNCTION
;
123 extern Atom _XA_WINDOWMAKER_NOTICEBOARD
;
124 extern Atom _XA_WINDOWMAKER_COMMAND
;
125 extern Atom _XA_WINDOWMAKER_ICON_SIZE
;
126 extern Atom _XA_WINDOWMAKER_ICON_TILE
;
127 extern Atom _XA_GNUSTEP_WM_MINIATURIZE_WINDOW
;
128 extern Atom _XA_GNUSTEP_TITLEBAR_STATE
;
129 extern Atom _XA_WM_IGNORE_FOCUS_EVENTS
;
132 extern Cursor wCursor
[WCUR_LAST
];
136 extern char WDelayedActionSet
;
139 extern void NotifyDeadProcess(pid_t pid
, unsigned char status
);
142 static WScreen
**wScreen
= NULL
;
143 static unsigned int _NumLockMask
= 0;
144 static unsigned int _ScrollLockMask
= 0;
145 static void manageAllWindows(WScreen
* scr
, int crashed
);
147 static int catchXError(Display
* dpy
, XErrorEvent
* error
)
149 char buffer
[MAXLINE
];
151 /* ignore some errors */
152 if (error
->resourceid
!= None
153 && ((error
->error_code
== BadDrawable
&& error
->request_code
== X_GetGeometry
)
154 || (error
->error_code
== BadMatch
&& (error
->request_code
== X_SetInputFocus
))
155 || (error
->error_code
== BadWindow
)
157 && (error->request_code == X_GetWindowAttributes
158 || error->request_code == X_SetInputFocus
159 || error->request_code == X_ChangeWindowAttributes
160 || error->request_code == X_GetProperty
161 || error->request_code == X_ChangeProperty
162 || error->request_code == X_QueryTree
163 || error->request_code == X_GrabButton
164 || error->request_code == X_UngrabButton
165 || error->request_code == X_SendEvent
166 || error->request_code == X_ConfigureWindow))
168 || (error
->request_code
== X_InstallColormap
))) {
171 FormatXError(dpy
, error
, buffer
, MAXLINE
);
172 wwarning(_("internal X error: %s"), buffer
);
177 *----------------------------------------------------------------------
179 * Handle X shutdowns and other stuff.
180 *----------------------------------------------------------------------
182 static int handleXIO(Display
* xio_dpy
)
191 *----------------------------------------------------------------------
193 * Action to be executed after the signal() handler is exited.
194 *----------------------------------------------------------------------
196 static void delayedAction(void *cdata
)
198 if (WDelayedActionSet
== 0)
203 * Make the event dispatcher do whatever it needs to do,
204 * including handling zombie processes, restart and exit
212 *----------------------------------------------------------------------
214 * User generated exit signal handler.
215 *----------------------------------------------------------------------
217 static RETSIGTYPE
handleExitSig(int sig
)
222 sigprocmask(SIG_BLOCK
, &sigs
, NULL
);
224 if (sig
== SIGUSR1
) {
225 wwarning("got signal %i - restarting", sig
);
226 SIG_WCHANGE_STATE(WSTATE_NEED_RESTART
);
227 } else if (sig
== SIGUSR2
) {
228 wwarning("got signal %i - rereading defaults", sig
);
229 SIG_WCHANGE_STATE(WSTATE_NEED_REREAD
);
230 } else if (sig
== SIGTERM
|| sig
== SIGINT
|| sig
== SIGHUP
) {
231 wwarning("got signal %i - exiting...", sig
);
232 SIG_WCHANGE_STATE(WSTATE_NEED_EXIT
);
235 sigprocmask(SIG_UNBLOCK
, &sigs
, NULL
);
236 DispatchEvent(NULL
); /* Dispatch events imediately. */
239 /* Dummy signal handler */
240 static void dummyHandler(int sig
)
245 *----------------------------------------------------------------------
247 * general signal handler. Exits the program gently.
248 *----------------------------------------------------------------------
250 static RETSIGTYPE
handleSig(int sig
)
252 wfatal("got signal %i", sig
);
254 /* Setting the signal behaviour back to default and then reraising the
255 * signal is a cleaner way to make program exit and core dump than calling
256 * abort(), since it correctly returns from the signal handler and sets
257 * the flags accordingly. -Dan
259 if (sig
== SIGSEGV
|| sig
== SIGFPE
|| sig
== SIGBUS
|| sig
== SIGILL
|| sig
== SIGABRT
) {
260 signal(sig
, SIG_DFL
);
268 static RETSIGTYPE
buryChild(int foo
)
272 int save_errno
= errno
;
276 /* Block signals so that NotifyDeadProcess() doesn't get fux0red */
277 sigprocmask(SIG_BLOCK
, &sigs
, NULL
);
280 /* If 2 or more kids exit in a small time window, before this handler gets
281 * the chance to get invoked, the SIGCHLD signals will be merged and only
282 * one SIGCHLD signal will be sent to us. We use a while loop to get all
283 * exited child status because we can't count on the number of SIGCHLD
284 * signals to know exactly how many kids have exited. -Dan
286 while ((pid
= waitpid(-1, &status
, WNOHANG
)) > 0 || (pid
< 0 && errno
== EINTR
)) {
287 NotifyDeadProcess(pid
, WEXITSTATUS(status
));
290 sigprocmask(SIG_UNBLOCK
, &sigs
, NULL
);
295 static void getOffendingModifiers(void)
298 XModifierKeymap
*modmap
;
299 KeyCode nlock
, slock
;
300 static int mask_table
[8] = {
301 ShiftMask
, LockMask
, ControlMask
, Mod1Mask
,
302 Mod2Mask
, Mod3Mask
, Mod4Mask
, Mod5Mask
305 nlock
= XKeysymToKeycode(dpy
, XK_Num_Lock
);
306 slock
= XKeysymToKeycode(dpy
, XK_Scroll_Lock
);
309 * Find out the masks for the NumLock and ScrollLock modifiers,
310 * so that we can bind the grabs for when they are enabled too.
312 modmap
= XGetModifierMapping(dpy
);
314 if (modmap
!= NULL
&& modmap
->max_keypermod
> 0) {
315 for (i
= 0; i
< 8 * modmap
->max_keypermod
; i
++) {
316 if (modmap
->modifiermap
[i
] == nlock
&& nlock
!= 0)
317 _NumLockMask
= mask_table
[i
/ modmap
->max_keypermod
];
318 else if (modmap
->modifiermap
[i
] == slock
&& slock
!= 0)
319 _ScrollLockMask
= mask_table
[i
/ modmap
->max_keypermod
];
324 XFreeModifiermap(modmap
);
329 wHackedGrabKey(int keycode
, unsigned int modifiers
,
330 Window grab_window
, Bool owner_events
, int pointer_mode
, int keyboard_mode
)
332 if (modifiers
== AnyModifier
)
335 /* grab all combinations of the modifier with CapsLock, NumLock and
336 * ScrollLock. How much memory/CPU does such a monstrosity consume
340 XGrabKey(dpy
, keycode
, modifiers
| _NumLockMask
,
341 grab_window
, owner_events
, pointer_mode
, keyboard_mode
);
343 XGrabKey(dpy
, keycode
, modifiers
| _ScrollLockMask
,
344 grab_window
, owner_events
, pointer_mode
, keyboard_mode
);
345 if (_NumLockMask
&& _ScrollLockMask
)
346 XGrabKey(dpy
, keycode
, modifiers
| _NumLockMask
| _ScrollLockMask
,
347 grab_window
, owner_events
, pointer_mode
, keyboard_mode
);
349 XGrabKey(dpy
, keycode
, modifiers
| _NumLockMask
| LockMask
,
350 grab_window
, owner_events
, pointer_mode
, keyboard_mode
);
352 XGrabKey(dpy
, keycode
, modifiers
| _ScrollLockMask
| LockMask
,
353 grab_window
, owner_events
, pointer_mode
, keyboard_mode
);
354 if (_NumLockMask
&& _ScrollLockMask
)
355 XGrabKey(dpy
, keycode
, modifiers
| _NumLockMask
| _ScrollLockMask
| LockMask
,
356 grab_window
, owner_events
, pointer_mode
, keyboard_mode
);
357 /* phew, I guess that's all, right? */
362 wHackedGrabButton(unsigned int button
, unsigned int modifiers
,
363 Window grab_window
, Bool owner_events
,
364 unsigned int event_mask
, int pointer_mode
, int keyboard_mode
, Window confine_to
, Cursor cursor
)
366 XGrabButton(dpy
, button
, modifiers
, grab_window
, owner_events
,
367 event_mask
, pointer_mode
, keyboard_mode
, confine_to
, cursor
);
369 if (modifiers
== AnyModifier
)
372 XGrabButton(dpy
, button
, modifiers
| LockMask
, grab_window
, owner_events
,
373 event_mask
, pointer_mode
, keyboard_mode
, confine_to
, cursor
);
376 /* same as above, but for mouse buttons */
378 XGrabButton(dpy
, button
, modifiers
| _NumLockMask
,
379 grab_window
, owner_events
, event_mask
, pointer_mode
,
380 keyboard_mode
, confine_to
, cursor
);
382 XGrabButton(dpy
, button
, modifiers
| _ScrollLockMask
,
383 grab_window
, owner_events
, event_mask
, pointer_mode
,
384 keyboard_mode
, confine_to
, cursor
);
385 if (_NumLockMask
&& _ScrollLockMask
)
386 XGrabButton(dpy
, button
, modifiers
| _ScrollLockMask
| _NumLockMask
,
387 grab_window
, owner_events
, event_mask
, pointer_mode
,
388 keyboard_mode
, confine_to
, cursor
);
390 XGrabButton(dpy
, button
, modifiers
| _NumLockMask
| LockMask
,
391 grab_window
, owner_events
, event_mask
, pointer_mode
,
392 keyboard_mode
, confine_to
, cursor
);
394 XGrabButton(dpy
, button
, modifiers
| _ScrollLockMask
| LockMask
,
395 grab_window
, owner_events
, event_mask
, pointer_mode
,
396 keyboard_mode
, confine_to
, cursor
);
397 if (_NumLockMask
&& _ScrollLockMask
)
398 XGrabButton(dpy
, button
, modifiers
| _ScrollLockMask
| _NumLockMask
| LockMask
,
399 grab_window
, owner_events
, event_mask
, pointer_mode
,
400 keyboard_mode
, confine_to
, cursor
);
401 #endif /* NUMLOCK_HACK */
404 WScreen
*wScreenWithNumber(int i
)
406 assert(i
< wScreenCount
);
411 WScreen
*wScreenForRootWindow(Window window
)
415 if (wScreenCount
== 1)
419 * Since the number of heads will probably be small (normally 2),
420 * it should be faster to use this than a hash table, because
423 for (i
= 0; i
< wScreenCount
; i
++) {
424 if (wScreen
[i
]->root_win
== window
) {
429 return wScreenForWindow(window
);
432 WScreen
*wScreenSearchForRootWindow(Window window
)
436 if (wScreenCount
== 1)
440 * Since the number of heads will probably be small (normally 2),
441 * it should be faster to use this than a hash table, because
444 for (i
= 0; i
< wScreenCount
; i
++) {
445 if (wScreen
[i
]->root_win
== window
) {
450 return wScreenForWindow(window
);
453 WScreen
*wScreenForWindow(Window window
)
455 XWindowAttributes attr
;
457 if (wScreenCount
== 1)
460 if (XGetWindowAttributes(dpy
, window
, &attr
)) {
461 return wScreenForRootWindow(attr
.root
);
466 static char *atomNames
[] = {
474 "WM_COLORMAP_WINDOWS",
475 "WM_COLORMAP_NOTIFY",
478 "_WINDOWMAKER_STATE",
479 "_WINDOWMAKER_WM_PROTOCOLS",
480 "_WINDOWMAKER_WM_FUNCTION",
481 "_WINDOWMAKER_NOTICEBOARD",
482 "_WINDOWMAKER_COMMAND",
483 "_WINDOWMAKER_ICON_SIZE",
484 "_WINDOWMAKER_ICON_TILE",
486 GNUSTEP_WM_ATTR_NAME
,
487 GNUSTEP_WM_MINIATURIZE_WINDOW
,
488 GNUSTEP_TITLEBAR_STATE
,
490 "WM_IGNORE_FOCUS_EVENTS"
494 *----------------------------------------------------------
496 * starts the window manager and setup global data.
497 * Called from main() at startup.
500 * global data declared in main.c is initialized
501 *----------------------------------------------------------
503 void StartUp(Bool defaultScreenOnly
)
505 struct sigaction sig_action
;
510 Atom atom
[sizeof(atomNames
) / sizeof(char *)];
513 * Ignore CapsLock in modifiers
515 ValidModMask
= 0xff & ~LockMask
;
517 getOffendingModifiers();
519 * Ignore NumLock and ScrollLock too
521 ValidModMask
&= ~(_NumLockMask
| _ScrollLockMask
);
523 memset(&wKeyBindings
, 0, sizeof(wKeyBindings
));
525 wWinContext
= XUniqueContext();
526 wAppWinContext
= XUniqueContext();
527 wStackContext
= XUniqueContext();
528 wVEdgeContext
= XUniqueContext();
530 /* _XA_VERSION = XInternAtom(dpy, "VERSION", False); */
532 #ifdef HAVE_XINTERNATOMS
533 XInternAtoms(dpy
, atomNames
, sizeof(atomNames
) / sizeof(char *), False
, atom
);
538 for (i
= 0; i
< sizeof(atomNames
) / sizeof(char *); i
++)
539 atom
[i
] = XInternAtom(dpy
, atomNames
[i
], False
);
543 _XA_WM_STATE
= atom
[0];
544 _XA_WM_CHANGE_STATE
= atom
[1];
545 _XA_WM_PROTOCOLS
= atom
[2];
546 _XA_WM_TAKE_FOCUS
= atom
[3];
547 _XA_WM_DELETE_WINDOW
= atom
[4];
548 _XA_WM_SAVE_YOURSELF
= atom
[5];
549 _XA_WM_CLIENT_LEADER
= atom
[6];
550 _XA_WM_COLORMAP_WINDOWS
= atom
[7];
551 _XA_WM_COLORMAP_NOTIFY
= atom
[8];
553 _XA_WINDOWMAKER_MENU
= atom
[9];
554 _XA_WINDOWMAKER_STATE
= atom
[10];
555 _XA_WINDOWMAKER_WM_PROTOCOLS
= atom
[11];
556 _XA_WINDOWMAKER_WM_FUNCTION
= atom
[12];
557 _XA_WINDOWMAKER_NOTICEBOARD
= atom
[13];
558 _XA_WINDOWMAKER_COMMAND
= atom
[14];
559 _XA_WINDOWMAKER_ICON_SIZE
= atom
[15];
560 _XA_WINDOWMAKER_ICON_TILE
= atom
[16];
562 _XA_GNUSTEP_WM_ATTR
= atom
[17];
563 _XA_GNUSTEP_WM_MINIATURIZE_WINDOW
= atom
[18];
564 _XA_GNUSTEP_TITLEBAR_STATE
= atom
[19];
566 _XA_WM_IGNORE_FOCUS_EVENTS
= atom
[20];
569 wXDNDInitializeAtoms();
573 wCursor
[WCUR_NORMAL
] = None
; /* inherit from root */
574 wCursor
[WCUR_ROOT
] = XCreateFontCursor(dpy
, XC_left_ptr
);
575 wCursor
[WCUR_ARROW
] = XCreateFontCursor(dpy
, XC_top_left_arrow
);
576 wCursor
[WCUR_MOVE
] = XCreateFontCursor(dpy
, XC_fleur
);
577 wCursor
[WCUR_RESIZE
] = XCreateFontCursor(dpy
, XC_sizing
);
578 wCursor
[WCUR_TOPLEFTRESIZE
] = XCreateFontCursor(dpy
, XC_top_left_corner
);
579 wCursor
[WCUR_TOPRIGHTRESIZE
] = XCreateFontCursor(dpy
, XC_top_right_corner
);
580 wCursor
[WCUR_BOTTOMLEFTRESIZE
] = XCreateFontCursor(dpy
, XC_bottom_left_corner
);
581 wCursor
[WCUR_BOTTOMRIGHTRESIZE
] = XCreateFontCursor(dpy
, XC_bottom_right_corner
);
582 wCursor
[WCUR_VERTICALRESIZE
] = XCreateFontCursor(dpy
, XC_sb_v_double_arrow
);
583 wCursor
[WCUR_HORIZONRESIZE
] = XCreateFontCursor(dpy
, XC_sb_h_double_arrow
);
584 wCursor
[WCUR_WAIT
] = XCreateFontCursor(dpy
, XC_watch
);
585 wCursor
[WCUR_QUESTION
] = XCreateFontCursor(dpy
, XC_question_arrow
);
586 wCursor
[WCUR_TEXT
] = XCreateFontCursor(dpy
, XC_xterm
); /* odd name??? */
587 wCursor
[WCUR_SELECT
] = XCreateFontCursor(dpy
, XC_cross
);
589 Pixmap cur
= XCreatePixmap(dpy
, DefaultRootWindow(dpy
), 16, 16, 1);
590 GC gc
= XCreateGC(dpy
, cur
, 0, NULL
);
592 memset(&black
, 0, sizeof(XColor
));
593 XSetForeground(dpy
, gc
, 0);
594 XFillRectangle(dpy
, cur
, gc
, 0, 0, 16, 16);
596 wCursor
[WCUR_EMPTY
] = XCreatePixmapCursor(dpy
, cur
, cur
, &black
, &black
, 0, 0);
597 XFreePixmap(dpy
, cur
);
601 /* signal handler stuff that gets called when a signal is caught */
602 WMAddPersistentTimerHandler(500, delayedAction
, NULL
);
605 /* emergency exit... */
606 sig_action
.sa_handler
= handleSig
;
607 sigemptyset(&sig_action
.sa_mask
);
609 sig_action
.sa_flags
= SA_RESTART
;
610 sigaction(SIGQUIT
, &sig_action
, NULL
);
611 /* instead of catching these, we let the default handler abort the
612 * program. The new monitor process will take appropriate action
613 * when it detects the crash.
614 sigaction(SIGSEGV, &sig_action, NULL);
615 sigaction(SIGBUS, &sig_action, NULL);
616 sigaction(SIGFPE, &sig_action, NULL);
617 sigaction(SIGABRT, &sig_action, NULL);
620 sig_action
.sa_handler
= handleExitSig
;
622 /* Here we set SA_RESTART for safety, because SIGUSR1 may not be handled
623 * immediately. -Dan */
624 sig_action
.sa_flags
= SA_RESTART
;
625 sigaction(SIGTERM
, &sig_action
, NULL
);
626 sigaction(SIGINT
, &sig_action
, NULL
);
627 sigaction(SIGHUP
, &sig_action
, NULL
);
628 sigaction(SIGUSR1
, &sig_action
, NULL
);
629 sigaction(SIGUSR2
, &sig_action
, NULL
);
631 /* ignore dead pipe */
632 /* Because POSIX mandates that only signal with handlers are reset
633 * accross an exec*(), we do not want to propagate ignoring SIGPIPEs
634 * to children. Hence the dummy handler.
635 * Philippe Troin <phil@fifi.org>
637 sig_action
.sa_handler
= &dummyHandler
;
638 sig_action
.sa_flags
= SA_RESTART
;
639 sigaction(SIGPIPE
, &sig_action
, NULL
);
641 /* handle dead children */
642 sig_action
.sa_handler
= buryChild
;
643 sig_action
.sa_flags
= SA_NOCLDSTOP
| SA_RESTART
;
644 sigaction(SIGCHLD
, &sig_action
, NULL
);
646 /* Now we unblock all signals, that may have been blocked by the parent
647 * who exec()-ed us. This can happen for example if Window Maker crashes
648 * and restarts itself or another window manager from the signal handler.
649 * In this case, the new proccess inherits the blocked signal mask and
650 * will no longer react to that signal, until unblocked.
651 * This is because the signal handler of the proccess who crashed (parent)
652 * didn't return, and the signal remained blocked. -Dan
654 sigfillset(&sig_action
.sa_mask
);
655 sigprocmask(SIG_UNBLOCK
, &sig_action
.sa_mask
, NULL
);
657 /* handle X shutdowns a such */
658 XSetIOErrorHandler(handleXIO
);
660 /* set hook for out event dispatcher in WINGs event dispatcher */
661 WMHookEventHandler(DispatchEvent
);
663 /* initialize defaults stuff */
664 WDWindowMaker
= wDefaultsInitDomain("WindowMaker", True
);
665 if (!WDWindowMaker
->dictionary
)
666 wwarning(_("could not read domain \"%s\" from defaults database"), "WindowMaker");
668 /* read defaults that don't change until a restart and are
669 * screen independent */
670 wReadStaticDefaults(WDWindowMaker
? WDWindowMaker
->dictionary
: NULL
);
672 /* check sanity of some values */
673 if (wPreferences
.icon_size
< 16) {
674 wwarning(_("icon size is configured to %i, but it's too small. Using 16 instead"),
675 wPreferences
.icon_size
);
676 wPreferences
.icon_size
= 16;
679 /* init other domains */
680 WDRootMenu
= wDefaultsInitDomain("WMRootMenu", False
);
681 if (!WDRootMenu
->dictionary
)
682 wwarning(_("could not read domain \"%s\" from defaults database"), "WMRootMenu");
684 wDefaultsMergeGlobalMenus(WDRootMenu
);
686 WDWindowAttributes
= wDefaultsInitDomain("WMWindowAttributes", True
);
687 if (!WDWindowAttributes
->dictionary
)
688 wwarning(_("could not read domain \"%s\" from defaults database"), "WMWindowAttributes");
690 XSetErrorHandler((XErrorHandler
) catchXError
);
694 wShapeSupported
= XShapeQueryExtension(dpy
, &wShapeEventBase
, &j
);
698 has_randr
= XRRQueryExtension(dpy
, &randr_event_base
, &dummy
);
701 #ifdef KEEP_XKB_LOCK_STATUS
702 wXkbSupported
= XkbQueryExtension(dpy
, NULL
, &wXkbEventBase
, NULL
, NULL
, NULL
);
703 if (wPreferences
.modelock
&& !wXkbSupported
) {
704 wwarning(_("XKB is not supported. KbdModeLock is automatically disabled."));
705 wPreferences
.modelock
= 0;
709 if (defaultScreenOnly
)
712 max
= ScreenCount(dpy
);
714 wScreen
= wmalloc(sizeof(WScreen
*) * max
);
718 /* manage the screens */
719 for (j
= 0; j
< max
; j
++) {
720 if (defaultScreenOnly
|| max
== 1) {
721 wScreen
[wScreenCount
] = wScreenInit(DefaultScreen(dpy
));
722 if (!wScreen
[wScreenCount
]) {
723 wfatal(_("it seems that there is already a window manager running"));
727 wScreen
[wScreenCount
] = wScreenInit(j
);
728 if (!wScreen
[wScreenCount
]) {
729 wwarning(_("could not manage screen %i"), j
);
736 InitializeSwitchMenu();
738 /* initialize/restore state for the screens */
739 for (j
= 0; j
< wScreenCount
; j
++) {
742 lastDesktop
= wNETWMGetCurrentDesktopFromHint(wScreen
[j
]);
744 wScreenRestoreState(wScreen
[j
]);
746 /* manage all windows that were already here before us */
747 if (!wPreferences
.flags
.nodock
&& wScreen
[j
]->dock
)
748 wScreen
[j
]->last_dock
= wScreen
[j
]->dock
;
750 manageAllWindows(wScreen
[j
], wPreferences
.flags
.restarting
== 2);
752 /* restore saved menus */
753 wMenuRestoreState(wScreen
[j
]);
755 /* If we're not restarting, restore session */
756 if (wPreferences
.flags
.restarting
== 0 && !wPreferences
.flags
.norestore
)
757 wSessionRestoreState(wScreen
[j
]);
759 if (!wPreferences
.flags
.noautolaunch
) {
760 /* auto-launch apps */
761 if (!wPreferences
.flags
.nodock
&& wScreen
[j
]->dock
) {
762 wScreen
[j
]->last_dock
= wScreen
[j
]->dock
;
763 wDockDoAutoLaunch(wScreen
[j
]->dock
, 0);
765 /* auto-launch apps in clip */
766 if (!wPreferences
.flags
.noclip
) {
768 for (i
= 0; i
< wScreen
[j
]->workspace_count
; i
++) {
769 if (wScreen
[j
]->workspaces
[i
]->clip
) {
770 wScreen
[j
]->last_dock
= wScreen
[j
]->workspaces
[i
]->clip
;
771 wDockDoAutoLaunch(wScreen
[j
]->workspaces
[i
]->clip
, i
);
777 /* go to workspace where we were before restart */
778 if (lastDesktop
>= 0)
779 wWorkspaceForceChange(wScreen
[j
], lastDesktop
);
781 wSessionRestoreLastWorkspace(wScreen
[j
]);
784 if (wScreenCount
== 0) {
785 wfatal(_("could not manage any screen"));
790 /* setup defaults file polling */
791 if (!wPreferences
.flags
.nopolling
&& !wPreferences
.flags
.noupdates
)
792 WMAddTimerHandler(3000, wDefaultsCheckDomains
, NULL
);
797 static Bool
windowInList(Window window
, Window
* list
, int count
)
799 for (; count
>= 0; count
--) {
800 if (window
== list
[count
])
807 *-----------------------------------------------------------------------
809 * Manages all windows in the screen.
812 * Called when the wm is being started.
813 * No events can be processed while the windows are being
814 * reparented/managed.
815 *-----------------------------------------------------------------------
817 static void manageAllWindows(WScreen
* scr
, int crashRecovery
)
821 unsigned int nchildren
;
826 XQueryTree(dpy
, scr
->root_win
, &root
, &parent
, &children
, &nchildren
);
828 scr
->flags
.startup
= 1;
830 /* first remove all icon windows */
831 for (i
= 0; i
< nchildren
; i
++) {
834 if (children
[i
] == None
)
837 wmhints
= XGetWMHints(dpy
, children
[i
]);
838 if (wmhints
&& (wmhints
->flags
& IconWindowHint
)) {
839 for (j
= 0; j
< nchildren
; j
++) {
840 if (children
[j
] == wmhints
->icon_window
) {
853 for (i
= 0; i
< nchildren
; i
++) {
854 if (children
[i
] == None
)
857 wwin
= wManageWindow(scr
, children
[i
]);
859 /* apply states got from WSavedState */
860 /* shaded + minimized is not restored correctly */
861 if (wwin
->flags
.shaded
) {
862 wwin
->flags
.shaded
= 0;
865 if (wwin
->flags
.miniaturized
866 && (wwin
->transient_for
== None
867 || wwin
->transient_for
== scr
->root_win
868 || !windowInList(wwin
->transient_for
, children
, nchildren
))) {
870 wwin
->flags
.skip_next_animation
= 1;
871 wwin
->flags
.miniaturized
= 0;
872 wIconifyWindow(wwin
);
874 wClientSetState(wwin
, NormalState
, None
);
879 border
= (!HAS_BORDER(wwin
) ? 0 : scr
->frame_border_width
);
881 wWindowMove(wwin
, wwin
->frame_x
- border
,
882 wwin
->frame_y
- border
-
883 (wwin
->frame
->titlebar
? wwin
->frame
->titlebar
->height
: 0));
890 wwin
= scr
->focused_window
;
892 if (wwin
->flags
.hidden
) {
893 WApplication
*wapp
= wApplicationOf(wwin
->main_window
);
896 wwin
->flags
.hidden
= 0;
897 wHideApplication(wapp
);
899 wwin
->flags
.hidden
= 0;
906 scr
->flags
.startup
= 0;
907 scr
->flags
.startup2
= 1;
909 while (XPending(dpy
)) {
911 WMNextEvent(dpy
, &ev
);
914 scr
->last_workspace
= 0;
915 wWorkspaceForceChange(scr
, 0);
916 if (!wPreferences
.flags
.noclip
)
917 wDockShowIcons(scr
->workspaces
[scr
->current_workspace
]->clip
);
918 scr
->flags
.startup2
= 0;