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
18 * along with this program; if not, write to the Free Software
19 * Foundation, Inc., 59 Temple Place - Suite 330, Boston, MA 02111-1307,
33 #include <sys/signal.h>
37 #include <X11/Xresource.h>
38 #include <X11/Xutil.h>
39 #include <X11/cursorfont.h>
40 #include <X11/Xproto.h>
41 #include <X11/keysym.h>
43 #include <X11/extensions/shape.h>
46 #include "WindowMaker.h"
55 #include "workspace.h"
60 #include "properties.h"
74 /* Just in case, for weirdo systems */
79 /****** Global Variables ******/
81 extern WPreferences wPreferences
;
83 extern WDDomain
*WDWindowMaker
;
84 extern WDDomain
*WDRootMenu
;
85 extern WDDomain
*WDWindowAttributes
;
87 extern WShortKey wKeyBindings
[WKBD_LAST
];
89 extern int wScreenCount
;
92 extern Bool wShapeSupported
;
93 extern int wShapeEventBase
;
96 #ifdef KEEP_XKB_LOCK_STATUS
97 extern Bool wXkbSupported
;
98 extern int wXkbEventBase
;
102 extern XContext wWinContext
;
103 extern XContext wAppWinContext
;
104 extern XContext wStackContext
;
105 extern XContext wVEdgeContext
;
108 extern Atom _XA_WM_STATE
;
109 extern Atom _XA_WM_CHANGE_STATE
;
110 extern Atom _XA_WM_PROTOCOLS
;
111 extern Atom _XA_WM_TAKE_FOCUS
;
112 extern Atom _XA_WM_DELETE_WINDOW
;
113 extern Atom _XA_WM_SAVE_YOURSELF
;
114 extern Atom _XA_WM_CLIENT_LEADER
;
115 extern Atom _XA_WM_COLORMAP_WINDOWS
;
116 extern Atom _XA_WM_COLORMAP_NOTIFY
;
118 extern Atom _XA_GNUSTEP_WM_ATTR
;
120 extern Atom _XA_WINDOWMAKER_MENU
;
121 extern Atom _XA_WINDOWMAKER_WM_PROTOCOLS
;
122 extern Atom _XA_WINDOWMAKER_STATE
;
123 extern Atom _XA_WINDOWMAKER_WM_FUNCTION
;
124 extern Atom _XA_WINDOWMAKER_NOTICEBOARD
;
125 extern Atom _XA_WINDOWMAKER_COMMAND
;
126 extern Atom _XA_WINDOWMAKER_ICON_SIZE
;
127 extern Atom _XA_WINDOWMAKER_ICON_TILE
;
129 extern Atom _XA_GNUSTEP_WM_MINIATURIZE_WINDOW
;
130 extern Atom _XA_GNUSTEP_TITLEBAR_STATE
;
132 extern Atom _XA_WM_IGNORE_FOCUS_EVENTS
;
135 extern Cursor wCursor
[WCUR_LAST
];
139 extern char WDelayedActionSet
;
144 static WScreen
**wScreen
= NULL
;
146 static unsigned int _NumLockMask
= 0;
147 static unsigned int _ScrollLockMask
= 0;
149 static void manageAllWindows(WScreen
* scr
, int crashed
);
151 extern void NotifyDeadProcess(pid_t pid
, unsigned char status
);
153 static int catchXError(Display
* dpy
, XErrorEvent
* error
)
155 char buffer
[MAXLINE
];
157 /* ignore some errors */
158 if (error
->resourceid
!= None
159 && ((error
->error_code
== BadDrawable
&& error
->request_code
== X_GetGeometry
)
160 || (error
->error_code
== BadMatch
&& (error
->request_code
== X_SetInputFocus
))
161 || (error
->error_code
== BadWindow
)
163 && (error->request_code == X_GetWindowAttributes
164 || error->request_code == X_SetInputFocus
165 || error->request_code == X_ChangeWindowAttributes
166 || error->request_code == X_GetProperty
167 || error->request_code == X_ChangeProperty
168 || error->request_code == X_QueryTree
169 || error->request_code == X_GrabButton
170 || error->request_code == X_UngrabButton
171 || error->request_code == X_SendEvent
172 || error->request_code == X_ConfigureWindow))
174 || (error
->request_code
== X_InstallColormap
))) {
177 FormatXError(dpy
, error
, buffer
, MAXLINE
);
178 wwarning(_("internal X error: %s\n"), buffer
);
183 *----------------------------------------------------------------------
185 * Handle X shutdowns and other stuff.
186 *----------------------------------------------------------------------
188 static int handleXIO(Display
* xio_dpy
)
197 *----------------------------------------------------------------------
199 * Action to be executed after the signal() handler is exited.
200 *----------------------------------------------------------------------
202 static void delayedAction(void *cdata
)
204 if (WDelayedActionSet
== 0)
209 * Make the event dispatcher do whatever it needs to do,
210 * including handling zombie processes, restart and exit
218 *----------------------------------------------------------------------
220 * User generated exit signal handler.
221 *----------------------------------------------------------------------
223 static RETSIGTYPE
handleExitSig(int sig
)
228 sigprocmask(SIG_BLOCK
, &sigs
, NULL
);
230 if (sig
== SIGUSR1
) {
231 wwarning("got signal %i - restarting\n", sig
);
232 SIG_WCHANGE_STATE(WSTATE_NEED_RESTART
);
233 } else if (sig
== SIGUSR2
) {
234 wwarning("got signal %i - rereading defaults\n", sig
);
235 SIG_WCHANGE_STATE(WSTATE_NEED_REREAD
);
236 } else if (sig
== SIGTERM
|| sig
== SIGINT
|| sig
== SIGHUP
) {
237 wwarning("got signal %i - exiting...\n", sig
);
238 SIG_WCHANGE_STATE(WSTATE_NEED_EXIT
);
241 sigprocmask(SIG_UNBLOCK
, &sigs
, NULL
);
242 DispatchEvent(NULL
); /* Dispatch events imediately. */
245 /* Dummy signal handler */
246 static void dummyHandler(int sig
)
251 *----------------------------------------------------------------------
253 * general signal handler. Exits the program gently.
254 *----------------------------------------------------------------------
256 static RETSIGTYPE
handleSig(int sig
)
258 wfatal("got signal %i\n", sig
);
260 /* Setting the signal behaviour back to default and then reraising the
261 * signal is a cleaner way to make program exit and core dump than calling
262 * abort(), since it correctly returns from the signal handler and sets
263 * the flags accordingly. -Dan
265 if (sig
== SIGSEGV
|| sig
== SIGFPE
|| sig
== SIGBUS
|| sig
== SIGILL
|| sig
== SIGABRT
) {
266 signal(sig
, SIG_DFL
);
274 static RETSIGTYPE
buryChild(int foo
)
278 int save_errno
= errno
;
282 /* Block signals so that NotifyDeadProcess() doesn't get fux0red */
283 sigprocmask(SIG_BLOCK
, &sigs
, NULL
);
286 /* If 2 or more kids exit in a small time window, before this handler gets
287 * the chance to get invoked, the SIGCHLD signals will be merged and only
288 * one SIGCHLD signal will be sent to us. We use a while loop to get all
289 * exited child status because we can't count on the number of SIGCHLD
290 * signals to know exactly how many kids have exited. -Dan
292 while ((pid
= waitpid(-1, &status
, WNOHANG
)) > 0 || (pid
< 0 && errno
== EINTR
)) {
293 NotifyDeadProcess(pid
, WEXITSTATUS(status
));
296 sigprocmask(SIG_UNBLOCK
, &sigs
, NULL
);
301 static void getOffendingModifiers()
304 XModifierKeymap
*modmap
;
305 KeyCode nlock
, slock
;
306 static int mask_table
[8] = {
307 ShiftMask
, LockMask
, ControlMask
, Mod1Mask
,
308 Mod2Mask
, Mod3Mask
, Mod4Mask
, Mod5Mask
311 nlock
= XKeysymToKeycode(dpy
, XK_Num_Lock
);
312 slock
= XKeysymToKeycode(dpy
, XK_Scroll_Lock
);
315 * Find out the masks for the NumLock and ScrollLock modifiers,
316 * so that we can bind the grabs for when they are enabled too.
318 modmap
= XGetModifierMapping(dpy
);
320 if (modmap
!= NULL
&& modmap
->max_keypermod
> 0) {
321 for (i
= 0; i
< 8 * modmap
->max_keypermod
; i
++) {
322 if (modmap
->modifiermap
[i
] == nlock
&& nlock
!= 0)
323 _NumLockMask
= mask_table
[i
/ modmap
->max_keypermod
];
324 else if (modmap
->modifiermap
[i
] == slock
&& slock
!= 0)
325 _ScrollLockMask
= mask_table
[i
/ modmap
->max_keypermod
];
330 XFreeModifiermap(modmap
);
335 wHackedGrabKey(int keycode
, unsigned int modifiers
,
336 Window grab_window
, Bool owner_events
, int pointer_mode
, int keyboard_mode
)
338 if (modifiers
== AnyModifier
)
341 /* grab all combinations of the modifier with CapsLock, NumLock and
342 * ScrollLock. How much memory/CPU does such a monstrosity consume
346 XGrabKey(dpy
, keycode
, modifiers
| _NumLockMask
,
347 grab_window
, owner_events
, pointer_mode
, keyboard_mode
);
349 XGrabKey(dpy
, keycode
, modifiers
| _ScrollLockMask
,
350 grab_window
, owner_events
, pointer_mode
, keyboard_mode
);
351 if (_NumLockMask
&& _ScrollLockMask
)
352 XGrabKey(dpy
, keycode
, modifiers
| _NumLockMask
| _ScrollLockMask
,
353 grab_window
, owner_events
, pointer_mode
, keyboard_mode
);
355 XGrabKey(dpy
, keycode
, modifiers
| _NumLockMask
| LockMask
,
356 grab_window
, owner_events
, pointer_mode
, keyboard_mode
);
358 XGrabKey(dpy
, keycode
, modifiers
| _ScrollLockMask
| LockMask
,
359 grab_window
, owner_events
, pointer_mode
, keyboard_mode
);
360 if (_NumLockMask
&& _ScrollLockMask
)
361 XGrabKey(dpy
, keycode
, modifiers
| _NumLockMask
| _ScrollLockMask
| LockMask
,
362 grab_window
, owner_events
, pointer_mode
, keyboard_mode
);
363 /* phew, I guess that's all, right? */
368 wHackedGrabButton(unsigned int button
, unsigned int modifiers
,
369 Window grab_window
, Bool owner_events
,
370 unsigned int event_mask
, int pointer_mode
, int keyboard_mode
, Window confine_to
, Cursor cursor
)
372 XGrabButton(dpy
, button
, modifiers
, grab_window
, owner_events
,
373 event_mask
, pointer_mode
, keyboard_mode
, confine_to
, cursor
);
375 if (modifiers
== AnyModifier
)
378 XGrabButton(dpy
, button
, modifiers
| LockMask
, grab_window
, owner_events
,
379 event_mask
, pointer_mode
, keyboard_mode
, confine_to
, cursor
);
382 /* same as above, but for mouse buttons */
384 XGrabButton(dpy
, button
, modifiers
| _NumLockMask
,
385 grab_window
, owner_events
, event_mask
, pointer_mode
,
386 keyboard_mode
, confine_to
, cursor
);
388 XGrabButton(dpy
, button
, modifiers
| _ScrollLockMask
,
389 grab_window
, owner_events
, event_mask
, pointer_mode
,
390 keyboard_mode
, confine_to
, cursor
);
391 if (_NumLockMask
&& _ScrollLockMask
)
392 XGrabButton(dpy
, button
, modifiers
| _ScrollLockMask
| _NumLockMask
,
393 grab_window
, owner_events
, event_mask
, pointer_mode
,
394 keyboard_mode
, confine_to
, cursor
);
396 XGrabButton(dpy
, button
, modifiers
| _NumLockMask
| LockMask
,
397 grab_window
, owner_events
, event_mask
, pointer_mode
,
398 keyboard_mode
, confine_to
, cursor
);
400 XGrabButton(dpy
, button
, modifiers
| _ScrollLockMask
| LockMask
,
401 grab_window
, owner_events
, event_mask
, pointer_mode
,
402 keyboard_mode
, confine_to
, cursor
);
403 if (_NumLockMask
&& _ScrollLockMask
)
404 XGrabButton(dpy
, button
, modifiers
| _ScrollLockMask
| _NumLockMask
| LockMask
,
405 grab_window
, owner_events
, event_mask
, pointer_mode
,
406 keyboard_mode
, confine_to
, cursor
);
407 #endif /* NUMLOCK_HACK */
410 WScreen
*wScreenWithNumber(int i
)
412 assert(i
< wScreenCount
);
417 WScreen
*wScreenForRootWindow(Window window
)
421 if (wScreenCount
== 1)
425 * Since the number of heads will probably be small (normally 2),
426 * it should be faster to use this than a hash table, because
429 for (i
= 0; i
< wScreenCount
; i
++) {
430 if (wScreen
[i
]->root_win
== window
) {
435 return wScreenForWindow(window
);
438 WScreen
*wScreenSearchForRootWindow(Window window
)
442 if (wScreenCount
== 1)
446 * Since the number of heads will probably be small (normally 2),
447 * it should be faster to use this than a hash table, because
450 for (i
= 0; i
< wScreenCount
; i
++) {
451 if (wScreen
[i
]->root_win
== window
) {
456 return wScreenForWindow(window
);
459 WScreen
*wScreenForWindow(Window window
)
461 XWindowAttributes attr
;
463 if (wScreenCount
== 1)
466 if (XGetWindowAttributes(dpy
, window
, &attr
)) {
467 return wScreenForRootWindow(attr
.root
);
472 static char *atomNames
[] = {
480 "WM_COLORMAP_WINDOWS",
481 "WM_COLORMAP_NOTIFY",
484 "_WINDOWMAKER_STATE",
485 "_WINDOWMAKER_WM_PROTOCOLS",
486 "_WINDOWMAKER_WM_FUNCTION",
487 "_WINDOWMAKER_NOTICEBOARD",
488 "_WINDOWMAKER_COMMAND",
489 "_WINDOWMAKER_ICON_SIZE",
490 "_WINDOWMAKER_ICON_TILE",
492 GNUSTEP_WM_ATTR_NAME
,
493 GNUSTEP_WM_MINIATURIZE_WINDOW
,
494 GNUSTEP_TITLEBAR_STATE
,
496 "WM_IGNORE_FOCUS_EVENTS"
500 *----------------------------------------------------------
502 * starts the window manager and setup global data.
503 * Called from main() at startup.
506 * global data declared in main.c is initialized
507 *----------------------------------------------------------
509 void StartUp(Bool defaultScreenOnly
)
511 struct sigaction sig_action
;
513 Atom atom
[sizeof(atomNames
) / sizeof(char *)];
516 * Ignore CapsLock in modifiers
518 ValidModMask
= 0xff & ~LockMask
;
520 getOffendingModifiers();
522 * Ignore NumLock and ScrollLock too
524 ValidModMask
&= ~(_NumLockMask
| _ScrollLockMask
);
526 memset(&wKeyBindings
, 0, sizeof(wKeyBindings
));
528 wWinContext
= XUniqueContext();
529 wAppWinContext
= XUniqueContext();
530 wStackContext
= XUniqueContext();
531 wVEdgeContext
= XUniqueContext();
533 /* _XA_VERSION = XInternAtom(dpy, "VERSION", False); */
535 #ifdef HAVE_XINTERNATOMS
536 XInternAtoms(dpy
, atomNames
, sizeof(atomNames
) / sizeof(char *), False
, atom
);
541 for (i
= 0; i
< sizeof(atomNames
) / sizeof(char *); i
++) {
542 atom
[i
] = XInternAtom(dpy
, atomNames
[i
], False
);
547 _XA_WM_STATE
= atom
[0];
548 _XA_WM_CHANGE_STATE
= atom
[1];
549 _XA_WM_PROTOCOLS
= atom
[2];
550 _XA_WM_TAKE_FOCUS
= atom
[3];
551 _XA_WM_DELETE_WINDOW
= atom
[4];
552 _XA_WM_SAVE_YOURSELF
= atom
[5];
553 _XA_WM_CLIENT_LEADER
= atom
[6];
554 _XA_WM_COLORMAP_WINDOWS
= atom
[7];
555 _XA_WM_COLORMAP_NOTIFY
= atom
[8];
557 _XA_WINDOWMAKER_MENU
= atom
[9];
558 _XA_WINDOWMAKER_STATE
= atom
[10];
559 _XA_WINDOWMAKER_WM_PROTOCOLS
= atom
[11];
560 _XA_WINDOWMAKER_WM_FUNCTION
= atom
[12];
561 _XA_WINDOWMAKER_NOTICEBOARD
= atom
[13];
562 _XA_WINDOWMAKER_COMMAND
= atom
[14];
563 _XA_WINDOWMAKER_ICON_SIZE
= atom
[15];
564 _XA_WINDOWMAKER_ICON_TILE
= atom
[16];
566 _XA_GNUSTEP_WM_ATTR
= atom
[17];
567 _XA_GNUSTEP_WM_MINIATURIZE_WINDOW
= atom
[18];
568 _XA_GNUSTEP_TITLEBAR_STATE
= atom
[19];
570 _XA_WM_IGNORE_FOCUS_EVENTS
= atom
[20];
573 wXDNDInitializeAtoms();
577 wCursor
[WCUR_NORMAL
] = None
; /* inherit from root */
578 wCursor
[WCUR_ROOT
] = XCreateFontCursor(dpy
, XC_left_ptr
);
579 wCursor
[WCUR_ARROW
] = XCreateFontCursor(dpy
, XC_top_left_arrow
);
580 wCursor
[WCUR_MOVE
] = XCreateFontCursor(dpy
, XC_fleur
);
581 wCursor
[WCUR_RESIZE
] = XCreateFontCursor(dpy
, XC_sizing
);
582 wCursor
[WCUR_TOPLEFTRESIZE
] = XCreateFontCursor(dpy
, XC_top_left_corner
);
583 wCursor
[WCUR_TOPRIGHTRESIZE
] = XCreateFontCursor(dpy
, XC_top_right_corner
);
584 wCursor
[WCUR_BOTTOMLEFTRESIZE
] = XCreateFontCursor(dpy
, XC_bottom_left_corner
);
585 wCursor
[WCUR_BOTTOMRIGHTRESIZE
] = XCreateFontCursor(dpy
, XC_bottom_right_corner
);
586 wCursor
[WCUR_VERTICALRESIZE
] = XCreateFontCursor(dpy
, XC_sb_v_double_arrow
);
587 wCursor
[WCUR_HORIZONRESIZE
] = XCreateFontCursor(dpy
, XC_sb_h_double_arrow
);
588 wCursor
[WCUR_WAIT
] = XCreateFontCursor(dpy
, XC_watch
);
589 wCursor
[WCUR_QUESTION
] = XCreateFontCursor(dpy
, XC_question_arrow
);
590 wCursor
[WCUR_TEXT
] = XCreateFontCursor(dpy
, XC_xterm
); /* odd name??? */
591 wCursor
[WCUR_SELECT
] = XCreateFontCursor(dpy
, XC_cross
);
593 Pixmap cur
= XCreatePixmap(dpy
, DefaultRootWindow(dpy
), 16, 16, 1);
594 GC gc
= XCreateGC(dpy
, cur
, 0, NULL
);
596 memset(&black
, 0, sizeof(XColor
));
597 XSetForeground(dpy
, gc
, 0);
598 XFillRectangle(dpy
, cur
, gc
, 0, 0, 16, 16);
600 wCursor
[WCUR_EMPTY
] = XCreatePixmapCursor(dpy
, cur
, cur
, &black
, &black
, 0, 0);
601 XFreePixmap(dpy
, cur
);
605 /* signal handler stuff that gets called when a signal is caught */
606 WMAddPersistentTimerHandler(500, delayedAction
, NULL
);
609 /* emergency exit... */
610 sig_action
.sa_handler
= handleSig
;
611 sigemptyset(&sig_action
.sa_mask
);
613 sig_action
.sa_flags
= SA_RESTART
;
614 sigaction(SIGQUIT
, &sig_action
, NULL
);
615 /* instead of catching these, we let the default handler abort the
616 * program. The new monitor process will take appropriate action
617 * when it detects the crash.
618 sigaction(SIGSEGV, &sig_action, NULL);
619 sigaction(SIGBUS, &sig_action, NULL);
620 sigaction(SIGFPE, &sig_action, NULL);
621 sigaction(SIGABRT, &sig_action, NULL);
624 sig_action
.sa_handler
= handleExitSig
;
626 /* Here we set SA_RESTART for safety, because SIGUSR1 may not be handled
627 * immediately. -Dan */
628 sig_action
.sa_flags
= SA_RESTART
;
629 sigaction(SIGTERM
, &sig_action
, NULL
);
630 sigaction(SIGINT
, &sig_action
, NULL
);
631 sigaction(SIGHUP
, &sig_action
, NULL
);
632 sigaction(SIGUSR1
, &sig_action
, NULL
);
633 sigaction(SIGUSR2
, &sig_action
, NULL
);
635 /* ignore dead pipe */
636 /* Because POSIX mandates that only signal with handlers are reset
637 * accross an exec*(), we do not want to propagate ignoring SIGPIPEs
638 * to children. Hence the dummy handler.
639 * Philippe Troin <phil@fifi.org>
641 sig_action
.sa_handler
= &dummyHandler
;
642 sig_action
.sa_flags
= SA_RESTART
;
643 sigaction(SIGPIPE
, &sig_action
, NULL
);
645 /* handle dead children */
646 sig_action
.sa_handler
= buryChild
;
647 sig_action
.sa_flags
= SA_NOCLDSTOP
| SA_RESTART
;
648 sigaction(SIGCHLD
, &sig_action
, NULL
);
650 /* Now we unblock all signals, that may have been blocked by the parent
651 * who exec()-ed us. This can happen for example if Window Maker crashes
652 * and restarts itself or another window manager from the signal handler.
653 * In this case, the new proccess inherits the blocked signal mask and
654 * will no longer react to that signal, until unblocked.
655 * This is because the signal handler of the proccess who crashed (parent)
656 * didn't return, and the signal remained blocked. -Dan
658 sigfillset(&sig_action
.sa_mask
);
659 sigprocmask(SIG_UNBLOCK
, &sig_action
.sa_mask
, NULL
);
661 /* handle X shutdowns a such */
662 XSetIOErrorHandler(handleXIO
);
664 /* set hook for out event dispatcher in WINGs event dispatcher */
665 WMHookEventHandler(DispatchEvent
);
667 /* initialize defaults stuff */
668 WDWindowMaker
= wDefaultsInitDomain("WindowMaker", True
);
669 if (!WDWindowMaker
->dictionary
) {
670 wwarning(_("could not read domain \"%s\" from defaults database"), "WindowMaker");
673 /* read defaults that don't change until a restart and are
674 * screen independent */
675 wReadStaticDefaults(WDWindowMaker
? WDWindowMaker
->dictionary
: NULL
);
677 /* check sanity of some values */
678 if (wPreferences
.icon_size
< 16) {
679 wwarning(_("icon size is configured to %i, but it's too small. Using 16, instead\n"),
680 wPreferences
.icon_size
);
681 wPreferences
.icon_size
= 16;
684 /* init other domains */
685 WDRootMenu
= wDefaultsInitDomain("WMRootMenu", False
);
686 if (!WDRootMenu
->dictionary
) {
687 wwarning(_("could not read domain \"%s\" from defaults database"), "WMRootMenu");
689 wDefaultsMergeGlobalMenus(WDRootMenu
);
691 WDWindowAttributes
= wDefaultsInitDomain("WMWindowAttributes", True
);
692 if (!WDWindowAttributes
->dictionary
) {
693 wwarning(_("could not read domain \"%s\" from defaults database"), "WMWindowAttributes");
696 XSetErrorHandler((XErrorHandler
) catchXError
);
700 wShapeSupported
= XShapeQueryExtension(dpy
, &wShapeEventBase
, &j
);
703 #ifdef KEEP_XKB_LOCK_STATUS
704 wXkbSupported
= XkbQueryExtension(dpy
, NULL
, &wXkbEventBase
, NULL
, NULL
, NULL
);
705 if (wPreferences
.modelock
&& !wXkbSupported
) {
706 wwarning(_("XKB is not supported. KbdModeLock is automatically disabled."));
707 wPreferences
.modelock
= 0;
711 if (defaultScreenOnly
) {
714 max
= ScreenCount(dpy
);
716 wScreen
= wmalloc(sizeof(WScreen
*) * max
);
720 /* manage the screens */
721 for (j
= 0; j
< max
; j
++) {
722 if (defaultScreenOnly
|| max
== 1) {
723 wScreen
[wScreenCount
] = wScreenInit(DefaultScreen(dpy
));
724 if (!wScreen
[wScreenCount
]) {
725 wfatal(_("it seems that there is already a window manager running"));
729 wScreen
[wScreenCount
] = wScreenInit(j
);
730 if (!wScreen
[wScreenCount
]) {
731 wwarning(_("could not manage screen %i"), j
);
738 InitializeSwitchMenu();
740 /* initialize/restore state for the screens */
741 for (j
= 0; j
< wScreenCount
; j
++) {
744 lastDesktop
= wNETWMGetCurrentDesktopFromHint(wScreen
[j
]);
746 wScreenRestoreState(wScreen
[j
]);
748 /* manage all windows that were already here before us */
749 if (!wPreferences
.flags
.nodock
&& wScreen
[j
]->dock
)
750 wScreen
[j
]->last_dock
= wScreen
[j
]->dock
;
752 manageAllWindows(wScreen
[j
], wPreferences
.flags
.restarting
== 2);
754 /* restore saved menus */
755 wMenuRestoreState(wScreen
[j
]);
757 /* If we're not restarting, restore session */
758 if (wPreferences
.flags
.restarting
== 0 && !wPreferences
.flags
.norestore
)
759 wSessionRestoreState(wScreen
[j
]);
761 if (!wPreferences
.flags
.noautolaunch
) {
762 /* auto-launch apps */
763 if (!wPreferences
.flags
.nodock
&& wScreen
[j
]->dock
) {
764 wScreen
[j
]->last_dock
= wScreen
[j
]->dock
;
765 wDockDoAutoLaunch(wScreen
[j
]->dock
, 0);
767 /* auto-launch apps in clip */
768 if (!wPreferences
.flags
.noclip
) {
770 for (i
= 0; i
< wScreen
[j
]->workspace_count
; i
++) {
771 if (wScreen
[j
]->workspaces
[i
]->clip
) {
772 wScreen
[j
]->last_dock
= wScreen
[j
]->workspaces
[i
]->clip
;
773 wDockDoAutoLaunch(wScreen
[j
]->workspaces
[i
]->clip
, i
);
779 /* go to workspace where we were before restart */
780 if (lastDesktop
>= 0) {
781 wWorkspaceForceChange(wScreen
[j
], lastDesktop
);
783 wSessionRestoreLastWorkspace(wScreen
[j
]);
787 if (wScreenCount
== 0) {
788 wfatal(_("could not manage any screen"));
793 if (!wPreferences
.flags
.nopolling
&& !wPreferences
.flags
.noupdates
) {
794 /* setup defaults file polling */
795 WMAddTimerHandler(3000, wDefaultsCheckDomains
, NULL
);
801 static Bool
windowInList(Window window
, Window
* list
, int count
)
803 for (; count
>= 0; count
--) {
804 if (window
== list
[count
])
811 *-----------------------------------------------------------------------
813 * Manages all windows in the screen.
816 * Called when the wm is being started.
817 * No events can be processed while the windows are being
818 * reparented/managed.
819 *-----------------------------------------------------------------------
821 static void manageAllWindows(WScreen
* scr
, int crashRecovery
)
825 unsigned int nchildren
;
830 XQueryTree(dpy
, scr
->root_win
, &root
, &parent
, &children
, &nchildren
);
832 scr
->flags
.startup
= 1;
834 /* first remove all icon windows */
835 for (i
= 0; i
< nchildren
; i
++) {
838 if (children
[i
] == None
)
841 wmhints
= XGetWMHints(dpy
, children
[i
]);
842 if (wmhints
&& (wmhints
->flags
& IconWindowHint
)) {
843 for (j
= 0; j
< nchildren
; j
++) {
844 if (children
[j
] == wmhints
->icon_window
) {
857 for (i
= 0; i
< nchildren
; i
++) {
858 if (children
[i
] == None
)
861 wwin
= wManageWindow(scr
, children
[i
]);
863 /* apply states got from WSavedState */
864 /* shaded + minimized is not restored correctly */
865 if (wwin
->flags
.shaded
) {
866 wwin
->flags
.shaded
= 0;
869 if (wwin
->flags
.miniaturized
870 && (wwin
->transient_for
== None
871 || wwin
->transient_for
== scr
->root_win
872 || !windowInList(wwin
->transient_for
, children
, nchildren
))) {
874 wwin
->flags
.skip_next_animation
= 1;
875 wwin
->flags
.miniaturized
= 0;
876 wIconifyWindow(wwin
);
878 wClientSetState(wwin
, NormalState
, None
);
883 border
= (!HAS_BORDER(wwin
) ? 0 : FRAME_BORDER_WIDTH
);
885 wWindowMove(wwin
, wwin
->frame_x
- border
,
886 wwin
->frame_y
- border
-
887 (wwin
->frame
->titlebar
? wwin
->frame
->titlebar
->height
: 0));
894 wwin
= scr
->focused_window
;
896 if (wwin
->flags
.hidden
) {
897 WApplication
*wapp
= wApplicationOf(wwin
->main_window
);
900 wwin
->flags
.hidden
= 0;
901 wHideApplication(wapp
);
903 wwin
->flags
.hidden
= 0;
910 scr
->flags
.startup
= 0;
911 scr
->flags
.startup2
= 1;
913 while (XPending(dpy
)) {
915 WMNextEvent(dpy
, &ev
);
918 wWorkspaceForceChange(scr
, 0);
919 if (!wPreferences
.flags
.noclip
)
920 wDockShowIcons(scr
->workspaces
[scr
->current_workspace
]->clip
);
921 scr
->flags
.startup2
= 0;