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"
61 #include "workspace.h"
66 #include "properties.h"
70 #include "switchmenu.h"
82 /* Just in case, for weirdo systems */
87 /****** Global Variables ******/
88 extern WPreferences wPreferences
;
89 extern WDDomain
*WDWindowMaker
;
90 extern WDDomain
*WDRootMenu
;
91 extern WDDomain
*WDWindowAttributes
;
92 extern WShortKey wKeyBindings
[WKBD_LAST
];
93 extern int wScreenCount
;
96 extern Bool wShapeSupported
;
97 extern int wShapeEventBase
;
100 #ifdef KEEP_XKB_LOCK_STATUS
101 extern Bool wXkbSupported
;
102 extern int wXkbEventBase
;
106 extern XContext wWinContext
;
107 extern XContext wAppWinContext
;
108 extern XContext wStackContext
;
109 extern XContext wVEdgeContext
;
112 extern Atom _XA_WM_STATE
;
113 extern Atom _XA_WM_CHANGE_STATE
;
114 extern Atom _XA_WM_PROTOCOLS
;
115 extern Atom _XA_WM_TAKE_FOCUS
;
116 extern Atom _XA_WM_DELETE_WINDOW
;
117 extern Atom _XA_WM_SAVE_YOURSELF
;
118 extern Atom _XA_WM_CLIENT_LEADER
;
119 extern Atom _XA_WM_COLORMAP_WINDOWS
;
120 extern Atom _XA_WM_COLORMAP_NOTIFY
;
121 extern Atom _XA_GNUSTEP_WM_ATTR
;
122 extern Atom _XA_WINDOWMAKER_MENU
;
123 extern Atom _XA_WINDOWMAKER_WM_PROTOCOLS
;
124 extern Atom _XA_WINDOWMAKER_STATE
;
125 extern Atom _XA_WINDOWMAKER_WM_FUNCTION
;
126 extern Atom _XA_WINDOWMAKER_NOTICEBOARD
;
127 extern Atom _XA_WINDOWMAKER_COMMAND
;
128 extern Atom _XA_WINDOWMAKER_ICON_SIZE
;
129 extern Atom _XA_WINDOWMAKER_ICON_TILE
;
130 extern Atom _XA_GNUSTEP_WM_MINIATURIZE_WINDOW
;
131 extern Atom _XA_GNUSTEP_TITLEBAR_STATE
;
132 extern Atom _XA_WM_IGNORE_FOCUS_EVENTS
;
135 extern Cursor wCursor
[WCUR_LAST
];
139 extern char WDelayedActionSet
;
142 extern void NotifyDeadProcess(pid_t pid
, unsigned char status
);
145 static WScreen
**wScreen
= NULL
;
146 static unsigned int _NumLockMask
= 0;
147 static unsigned int _ScrollLockMask
= 0;
148 static void manageAllWindows(WScreen
* scr
, int crashed
);
150 static int catchXError(Display
* dpy
, XErrorEvent
* error
)
152 char buffer
[MAXLINE
];
154 /* ignore some errors */
155 if (error
->resourceid
!= None
156 && ((error
->error_code
== BadDrawable
&& error
->request_code
== X_GetGeometry
)
157 || (error
->error_code
== BadMatch
&& (error
->request_code
== X_SetInputFocus
))
158 || (error
->error_code
== BadWindow
)
160 && (error->request_code == X_GetWindowAttributes
161 || error->request_code == X_SetInputFocus
162 || error->request_code == X_ChangeWindowAttributes
163 || error->request_code == X_GetProperty
164 || error->request_code == X_ChangeProperty
165 || error->request_code == X_QueryTree
166 || error->request_code == X_GrabButton
167 || error->request_code == X_UngrabButton
168 || error->request_code == X_SendEvent
169 || error->request_code == X_ConfigureWindow))
171 || (error
->request_code
== X_InstallColormap
))) {
174 FormatXError(dpy
, error
, buffer
, MAXLINE
);
175 wwarning(_("internal X error: %s"), buffer
);
180 *----------------------------------------------------------------------
182 * Handle X shutdowns and other stuff.
183 *----------------------------------------------------------------------
185 static int handleXIO(Display
* xio_dpy
)
194 *----------------------------------------------------------------------
196 * Action to be executed after the signal() handler is exited.
197 *----------------------------------------------------------------------
199 static void delayedAction(void *cdata
)
201 if (WDelayedActionSet
== 0)
206 * Make the event dispatcher do whatever it needs to do,
207 * including handling zombie processes, restart and exit
215 *----------------------------------------------------------------------
217 * User generated exit signal handler.
218 *----------------------------------------------------------------------
220 static RETSIGTYPE
handleExitSig(int sig
)
225 sigprocmask(SIG_BLOCK
, &sigs
, NULL
);
227 if (sig
== SIGUSR1
) {
228 wwarning("got signal %i - restarting", sig
);
229 SIG_WCHANGE_STATE(WSTATE_NEED_RESTART
);
230 } else if (sig
== SIGUSR2
) {
231 wwarning("got signal %i - rereading defaults", sig
);
232 SIG_WCHANGE_STATE(WSTATE_NEED_REREAD
);
233 } else if (sig
== SIGTERM
|| sig
== SIGINT
|| sig
== SIGHUP
) {
234 wwarning("got signal %i - exiting...", sig
);
235 SIG_WCHANGE_STATE(WSTATE_NEED_EXIT
);
238 sigprocmask(SIG_UNBLOCK
, &sigs
, NULL
);
239 DispatchEvent(NULL
); /* Dispatch events imediately. */
242 /* Dummy signal handler */
243 static void dummyHandler(int sig
)
248 *----------------------------------------------------------------------
250 * general signal handler. Exits the program gently.
251 *----------------------------------------------------------------------
253 static RETSIGTYPE
handleSig(int sig
)
255 wfatal("got signal %i", sig
);
257 /* Setting the signal behaviour back to default and then reraising the
258 * signal is a cleaner way to make program exit and core dump than calling
259 * abort(), since it correctly returns from the signal handler and sets
260 * the flags accordingly. -Dan
262 if (sig
== SIGSEGV
|| sig
== SIGFPE
|| sig
== SIGBUS
|| sig
== SIGILL
|| sig
== SIGABRT
) {
263 signal(sig
, SIG_DFL
);
271 static RETSIGTYPE
buryChild(int foo
)
275 int save_errno
= errno
;
279 /* Block signals so that NotifyDeadProcess() doesn't get fux0red */
280 sigprocmask(SIG_BLOCK
, &sigs
, NULL
);
283 /* If 2 or more kids exit in a small time window, before this handler gets
284 * the chance to get invoked, the SIGCHLD signals will be merged and only
285 * one SIGCHLD signal will be sent to us. We use a while loop to get all
286 * exited child status because we can't count on the number of SIGCHLD
287 * signals to know exactly how many kids have exited. -Dan
289 while ((pid
= waitpid(-1, &status
, WNOHANG
)) > 0 || (pid
< 0 && errno
== EINTR
)) {
290 NotifyDeadProcess(pid
, WEXITSTATUS(status
));
293 sigprocmask(SIG_UNBLOCK
, &sigs
, NULL
);
298 static void getOffendingModifiers(void)
301 XModifierKeymap
*modmap
;
302 KeyCode nlock
, slock
;
303 static int mask_table
[8] = {
304 ShiftMask
, LockMask
, ControlMask
, Mod1Mask
,
305 Mod2Mask
, Mod3Mask
, Mod4Mask
, Mod5Mask
308 nlock
= XKeysymToKeycode(dpy
, XK_Num_Lock
);
309 slock
= XKeysymToKeycode(dpy
, XK_Scroll_Lock
);
312 * Find out the masks for the NumLock and ScrollLock modifiers,
313 * so that we can bind the grabs for when they are enabled too.
315 modmap
= XGetModifierMapping(dpy
);
317 if (modmap
!= NULL
&& modmap
->max_keypermod
> 0) {
318 for (i
= 0; i
< 8 * modmap
->max_keypermod
; i
++) {
319 if (modmap
->modifiermap
[i
] == nlock
&& nlock
!= 0)
320 _NumLockMask
= mask_table
[i
/ modmap
->max_keypermod
];
321 else if (modmap
->modifiermap
[i
] == slock
&& slock
!= 0)
322 _ScrollLockMask
= mask_table
[i
/ modmap
->max_keypermod
];
327 XFreeModifiermap(modmap
);
332 wHackedGrabKey(int keycode
, unsigned int modifiers
,
333 Window grab_window
, Bool owner_events
, int pointer_mode
, int keyboard_mode
)
335 if (modifiers
== AnyModifier
)
338 /* grab all combinations of the modifier with CapsLock, NumLock and
339 * ScrollLock. How much memory/CPU does such a monstrosity consume
343 XGrabKey(dpy
, keycode
, modifiers
| _NumLockMask
,
344 grab_window
, owner_events
, pointer_mode
, keyboard_mode
);
346 XGrabKey(dpy
, keycode
, modifiers
| _ScrollLockMask
,
347 grab_window
, owner_events
, pointer_mode
, keyboard_mode
);
348 if (_NumLockMask
&& _ScrollLockMask
)
349 XGrabKey(dpy
, keycode
, modifiers
| _NumLockMask
| _ScrollLockMask
,
350 grab_window
, owner_events
, pointer_mode
, keyboard_mode
);
352 XGrabKey(dpy
, keycode
, modifiers
| _NumLockMask
| LockMask
,
353 grab_window
, owner_events
, pointer_mode
, keyboard_mode
);
355 XGrabKey(dpy
, keycode
, modifiers
| _ScrollLockMask
| LockMask
,
356 grab_window
, owner_events
, pointer_mode
, keyboard_mode
);
357 if (_NumLockMask
&& _ScrollLockMask
)
358 XGrabKey(dpy
, keycode
, modifiers
| _NumLockMask
| _ScrollLockMask
| LockMask
,
359 grab_window
, owner_events
, pointer_mode
, keyboard_mode
);
360 /* phew, I guess that's all, right? */
365 wHackedGrabButton(unsigned int button
, unsigned int modifiers
,
366 Window grab_window
, Bool owner_events
,
367 unsigned int event_mask
, int pointer_mode
, int keyboard_mode
, Window confine_to
, Cursor cursor
)
369 XGrabButton(dpy
, button
, modifiers
, grab_window
, owner_events
,
370 event_mask
, pointer_mode
, keyboard_mode
, confine_to
, cursor
);
372 if (modifiers
== AnyModifier
)
375 XGrabButton(dpy
, button
, modifiers
| LockMask
, grab_window
, owner_events
,
376 event_mask
, pointer_mode
, keyboard_mode
, confine_to
, cursor
);
379 /* same as above, but for mouse buttons */
381 XGrabButton(dpy
, button
, modifiers
| _NumLockMask
,
382 grab_window
, owner_events
, event_mask
, pointer_mode
,
383 keyboard_mode
, confine_to
, cursor
);
385 XGrabButton(dpy
, button
, modifiers
| _ScrollLockMask
,
386 grab_window
, owner_events
, event_mask
, pointer_mode
,
387 keyboard_mode
, confine_to
, cursor
);
388 if (_NumLockMask
&& _ScrollLockMask
)
389 XGrabButton(dpy
, button
, modifiers
| _ScrollLockMask
| _NumLockMask
,
390 grab_window
, owner_events
, event_mask
, pointer_mode
,
391 keyboard_mode
, confine_to
, cursor
);
393 XGrabButton(dpy
, button
, modifiers
| _NumLockMask
| LockMask
,
394 grab_window
, owner_events
, event_mask
, pointer_mode
,
395 keyboard_mode
, confine_to
, cursor
);
397 XGrabButton(dpy
, button
, modifiers
| _ScrollLockMask
| LockMask
,
398 grab_window
, owner_events
, event_mask
, pointer_mode
,
399 keyboard_mode
, confine_to
, cursor
);
400 if (_NumLockMask
&& _ScrollLockMask
)
401 XGrabButton(dpy
, button
, modifiers
| _ScrollLockMask
| _NumLockMask
| LockMask
,
402 grab_window
, owner_events
, event_mask
, pointer_mode
,
403 keyboard_mode
, confine_to
, cursor
);
404 #endif /* NUMLOCK_HACK */
407 WScreen
*wScreenWithNumber(int i
)
409 assert(i
< wScreenCount
);
414 WScreen
*wScreenForRootWindow(Window window
)
418 if (wScreenCount
== 1)
421 /* Since the number of heads will probably be small (normally 2),
422 * it should be faster to use this than a hash table, because
423 * of the overhead. */
424 for (i
= 0; i
< wScreenCount
; i
++)
425 if (wScreen
[i
]->root_win
== window
)
428 return wScreenForWindow(window
);
431 WScreen
*wScreenForWindow(Window window
)
433 XWindowAttributes attr
;
435 if (wScreenCount
== 1)
438 if (XGetWindowAttributes(dpy
, window
, &attr
))
439 return wScreenForRootWindow(attr
.root
);
444 static char *atomNames
[] = {
452 "WM_COLORMAP_WINDOWS",
453 "WM_COLORMAP_NOTIFY",
456 "_WINDOWMAKER_STATE",
457 "_WINDOWMAKER_WM_PROTOCOLS",
458 "_WINDOWMAKER_WM_FUNCTION",
459 "_WINDOWMAKER_NOTICEBOARD",
460 "_WINDOWMAKER_COMMAND",
461 "_WINDOWMAKER_ICON_SIZE",
462 "_WINDOWMAKER_ICON_TILE",
464 GNUSTEP_WM_ATTR_NAME
,
465 GNUSTEP_WM_MINIATURIZE_WINDOW
,
466 GNUSTEP_TITLEBAR_STATE
,
468 "WM_IGNORE_FOCUS_EVENTS"
472 *----------------------------------------------------------
474 * starts the window manager and setup global data.
475 * Called from main() at startup.
478 * global data declared in main.c is initialized
479 *----------------------------------------------------------
481 void StartUp(Bool defaultScreenOnly
)
483 struct sigaction sig_action
;
488 Atom atom
[sizeof(atomNames
) / sizeof(atomNames
[0])];
491 * Ignore CapsLock in modifiers
493 ValidModMask
= 0xff & ~LockMask
;
495 getOffendingModifiers();
497 * Ignore NumLock and ScrollLock too
499 ValidModMask
&= ~(_NumLockMask
| _ScrollLockMask
);
501 memset(&wKeyBindings
, 0, sizeof(wKeyBindings
));
503 wWinContext
= XUniqueContext();
504 wAppWinContext
= XUniqueContext();
505 wStackContext
= XUniqueContext();
506 wVEdgeContext
= XUniqueContext();
508 /* _XA_VERSION = XInternAtom(dpy, "VERSION", False); */
510 #ifdef HAVE_XINTERNATOMS
511 XInternAtoms(dpy
, atomNames
, sizeof(atomNames
) / sizeof(atomNames
[0]), False
, atom
);
516 for (i
= 0; i
< sizeof(atomNames
) / sizeof(atomNames
[0]); i
++)
517 atom
[i
] = XInternAtom(dpy
, atomNames
[i
], False
);
521 _XA_WM_STATE
= atom
[0];
522 _XA_WM_CHANGE_STATE
= atom
[1];
523 _XA_WM_PROTOCOLS
= atom
[2];
524 _XA_WM_TAKE_FOCUS
= atom
[3];
525 _XA_WM_DELETE_WINDOW
= atom
[4];
526 _XA_WM_SAVE_YOURSELF
= atom
[5];
527 _XA_WM_CLIENT_LEADER
= atom
[6];
528 _XA_WM_COLORMAP_WINDOWS
= atom
[7];
529 _XA_WM_COLORMAP_NOTIFY
= atom
[8];
531 _XA_WINDOWMAKER_MENU
= atom
[9];
532 _XA_WINDOWMAKER_STATE
= atom
[10];
533 _XA_WINDOWMAKER_WM_PROTOCOLS
= atom
[11];
534 _XA_WINDOWMAKER_WM_FUNCTION
= atom
[12];
535 _XA_WINDOWMAKER_NOTICEBOARD
= atom
[13];
536 _XA_WINDOWMAKER_COMMAND
= atom
[14];
537 _XA_WINDOWMAKER_ICON_SIZE
= atom
[15];
538 _XA_WINDOWMAKER_ICON_TILE
= atom
[16];
540 _XA_GNUSTEP_WM_ATTR
= atom
[17];
541 _XA_GNUSTEP_WM_MINIATURIZE_WINDOW
= atom
[18];
542 _XA_GNUSTEP_TITLEBAR_STATE
= atom
[19];
544 _XA_WM_IGNORE_FOCUS_EVENTS
= atom
[20];
547 wXDNDInitializeAtoms();
551 wCursor
[WCUR_NORMAL
] = None
; /* inherit from root */
552 wCursor
[WCUR_ROOT
] = XCreateFontCursor(dpy
, XC_left_ptr
);
553 wCursor
[WCUR_ARROW
] = XCreateFontCursor(dpy
, XC_top_left_arrow
);
554 wCursor
[WCUR_MOVE
] = XCreateFontCursor(dpy
, XC_fleur
);
555 wCursor
[WCUR_RESIZE
] = XCreateFontCursor(dpy
, XC_sizing
);
556 wCursor
[WCUR_TOPLEFTRESIZE
] = XCreateFontCursor(dpy
, XC_top_left_corner
);
557 wCursor
[WCUR_TOPRIGHTRESIZE
] = XCreateFontCursor(dpy
, XC_top_right_corner
);
558 wCursor
[WCUR_BOTTOMLEFTRESIZE
] = XCreateFontCursor(dpy
, XC_bottom_left_corner
);
559 wCursor
[WCUR_BOTTOMRIGHTRESIZE
] = XCreateFontCursor(dpy
, XC_bottom_right_corner
);
560 wCursor
[WCUR_VERTICALRESIZE
] = XCreateFontCursor(dpy
, XC_sb_v_double_arrow
);
561 wCursor
[WCUR_HORIZONRESIZE
] = XCreateFontCursor(dpy
, XC_sb_h_double_arrow
);
562 wCursor
[WCUR_WAIT
] = XCreateFontCursor(dpy
, XC_watch
);
563 wCursor
[WCUR_QUESTION
] = XCreateFontCursor(dpy
, XC_question_arrow
);
564 wCursor
[WCUR_TEXT
] = XCreateFontCursor(dpy
, XC_xterm
); /* odd name??? */
565 wCursor
[WCUR_SELECT
] = XCreateFontCursor(dpy
, XC_cross
);
567 Pixmap cur
= XCreatePixmap(dpy
, DefaultRootWindow(dpy
), 16, 16, 1);
568 GC gc
= XCreateGC(dpy
, cur
, 0, NULL
);
570 memset(&black
, 0, sizeof(XColor
));
571 XSetForeground(dpy
, gc
, 0);
572 XFillRectangle(dpy
, cur
, gc
, 0, 0, 16, 16);
574 wCursor
[WCUR_EMPTY
] = XCreatePixmapCursor(dpy
, cur
, cur
, &black
, &black
, 0, 0);
575 XFreePixmap(dpy
, cur
);
579 /* signal handler stuff that gets called when a signal is caught */
580 WMAddPersistentTimerHandler(500, delayedAction
, NULL
);
583 /* emergency exit... */
584 sig_action
.sa_handler
= handleSig
;
585 sigemptyset(&sig_action
.sa_mask
);
587 sig_action
.sa_flags
= SA_RESTART
;
588 sigaction(SIGQUIT
, &sig_action
, NULL
);
589 /* instead of catching these, we let the default handler abort the
590 * program. The new monitor process will take appropriate action
591 * when it detects the crash.
592 sigaction(SIGSEGV, &sig_action, NULL);
593 sigaction(SIGBUS, &sig_action, NULL);
594 sigaction(SIGFPE, &sig_action, NULL);
595 sigaction(SIGABRT, &sig_action, NULL);
598 sig_action
.sa_handler
= handleExitSig
;
600 /* Here we set SA_RESTART for safety, because SIGUSR1 may not be handled
601 * immediately. -Dan */
602 sig_action
.sa_flags
= SA_RESTART
;
603 sigaction(SIGTERM
, &sig_action
, NULL
);
604 sigaction(SIGINT
, &sig_action
, NULL
);
605 sigaction(SIGHUP
, &sig_action
, NULL
);
606 sigaction(SIGUSR1
, &sig_action
, NULL
);
607 sigaction(SIGUSR2
, &sig_action
, NULL
);
609 /* ignore dead pipe */
610 /* Because POSIX mandates that only signal with handlers are reset
611 * accross an exec*(), we do not want to propagate ignoring SIGPIPEs
612 * to children. Hence the dummy handler.
613 * Philippe Troin <phil@fifi.org>
615 sig_action
.sa_handler
= &dummyHandler
;
616 sig_action
.sa_flags
= SA_RESTART
;
617 sigaction(SIGPIPE
, &sig_action
, NULL
);
619 /* handle dead children */
620 sig_action
.sa_handler
= buryChild
;
621 sig_action
.sa_flags
= SA_NOCLDSTOP
| SA_RESTART
;
622 sigaction(SIGCHLD
, &sig_action
, NULL
);
624 /* Now we unblock all signals, that may have been blocked by the parent
625 * who exec()-ed us. This can happen for example if Window Maker crashes
626 * and restarts itself or another window manager from the signal handler.
627 * In this case, the new proccess inherits the blocked signal mask and
628 * will no longer react to that signal, until unblocked.
629 * This is because the signal handler of the proccess who crashed (parent)
630 * didn't return, and the signal remained blocked. -Dan
632 sigfillset(&sig_action
.sa_mask
);
633 sigprocmask(SIG_UNBLOCK
, &sig_action
.sa_mask
, NULL
);
635 /* handle X shutdowns a such */
636 XSetIOErrorHandler(handleXIO
);
638 /* set hook for out event dispatcher in WINGs event dispatcher */
639 WMHookEventHandler(DispatchEvent
);
641 /* initialize defaults stuff */
642 WDWindowMaker
= wDefaultsInitDomain("WindowMaker", True
);
643 if (!WDWindowMaker
->dictionary
)
644 wwarning(_("could not read domain \"%s\" from defaults database"), "WindowMaker");
646 /* read defaults that don't change until a restart and are
647 * screen independent */
648 wReadStaticDefaults(WDWindowMaker
? WDWindowMaker
->dictionary
: NULL
);
650 /* check sanity of some values */
651 if (wPreferences
.icon_size
< 16) {
652 wwarning(_("icon size is configured to %i, but it's too small. Using 16 instead"),
653 wPreferences
.icon_size
);
654 wPreferences
.icon_size
= 16;
657 /* init other domains */
658 WDRootMenu
= wDefaultsInitDomain("WMRootMenu", False
);
659 if (!WDRootMenu
->dictionary
)
660 wwarning(_("could not read domain \"%s\" from defaults database"), "WMRootMenu");
662 wDefaultsMergeGlobalMenus(WDRootMenu
);
664 WDWindowAttributes
= wDefaultsInitDomain("WMWindowAttributes", True
);
665 if (!WDWindowAttributes
->dictionary
)
666 wwarning(_("could not read domain \"%s\" from defaults database"), "WMWindowAttributes");
668 XSetErrorHandler((XErrorHandler
) catchXError
);
672 wShapeSupported
= XShapeQueryExtension(dpy
, &wShapeEventBase
, &j
);
676 has_randr
= XRRQueryExtension(dpy
, &randr_event_base
, &dummy
);
679 #ifdef KEEP_XKB_LOCK_STATUS
680 wXkbSupported
= XkbQueryExtension(dpy
, NULL
, &wXkbEventBase
, NULL
, NULL
, NULL
);
681 if (wPreferences
.modelock
&& !wXkbSupported
) {
682 wwarning(_("XKB is not supported. KbdModeLock is automatically disabled."));
683 wPreferences
.modelock
= 0;
687 if (defaultScreenOnly
)
690 max
= ScreenCount(dpy
);
692 wScreen
= wmalloc(sizeof(WScreen
*) * max
);
696 /* manage the screens */
697 for (j
= 0; j
< max
; j
++) {
698 if (defaultScreenOnly
|| max
== 1) {
699 wScreen
[wScreenCount
] = wScreenInit(DefaultScreen(dpy
));
700 if (!wScreen
[wScreenCount
]) {
701 wfatal(_("it seems that there is already a window manager running"));
705 wScreen
[wScreenCount
] = wScreenInit(j
);
706 if (!wScreen
[wScreenCount
]) {
707 wwarning(_("could not manage screen %i"), j
);
714 InitializeSwitchMenu();
716 /* initialize/restore state for the screens */
717 for (j
= 0; j
< wScreenCount
; j
++) {
720 lastDesktop
= wNETWMGetCurrentDesktopFromHint(wScreen
[j
]);
722 wScreenRestoreState(wScreen
[j
]);
724 /* manage all windows that were already here before us */
725 if (!wPreferences
.flags
.nodock
&& wScreen
[j
]->dock
)
726 wScreen
[j
]->last_dock
= wScreen
[j
]->dock
;
728 manageAllWindows(wScreen
[j
], wPreferences
.flags
.restarting
== 2);
730 /* restore saved menus */
731 wMenuRestoreState(wScreen
[j
]);
733 /* If we're not restarting, restore session */
734 if (wPreferences
.flags
.restarting
== 0 && !wPreferences
.flags
.norestore
)
735 wSessionRestoreState(wScreen
[j
]);
737 if (!wPreferences
.flags
.noautolaunch
) {
738 /* auto-launch apps */
739 if (!wPreferences
.flags
.nodock
&& wScreen
[j
]->dock
) {
740 wScreen
[j
]->last_dock
= wScreen
[j
]->dock
;
741 wDockDoAutoLaunch(wScreen
[j
]->dock
, 0);
743 /* auto-launch apps in clip */
744 if (!wPreferences
.flags
.noclip
) {
746 for (i
= 0; i
< wScreen
[j
]->workspace_count
; i
++) {
747 if (wScreen
[j
]->workspaces
[i
]->clip
) {
748 wScreen
[j
]->last_dock
= wScreen
[j
]->workspaces
[i
]->clip
;
749 wDockDoAutoLaunch(wScreen
[j
]->workspaces
[i
]->clip
, i
);
753 /* auto-launch apps in drawers */
754 if (!wPreferences
.flags
.nodrawer
) {
756 for (dc
= wScreen
[j
]->drawers
; dc
; dc
= dc
->next
) {
757 wScreen
[j
]->last_dock
= dc
->adrawer
;
758 wDockDoAutoLaunch(dc
->adrawer
, 0);
763 /* go to workspace where we were before restart */
764 if (lastDesktop
>= 0)
765 wWorkspaceForceChange(wScreen
[j
], lastDesktop
);
767 wSessionRestoreLastWorkspace(wScreen
[j
]);
770 if (wScreenCount
== 0) {
771 wfatal(_("could not manage any screen"));
776 /* setup defaults file polling */
777 if (!wPreferences
.flags
.nopolling
&& !wPreferences
.flags
.noupdates
)
778 WMAddTimerHandler(3000, wDefaultsCheckDomains
, NULL
);
783 static Bool
windowInList(Window window
, Window
* list
, int count
)
785 for (; count
>= 0; count
--) {
786 if (window
== list
[count
])
793 *-----------------------------------------------------------------------
795 * Manages all windows in the screen.
798 * Called when the wm is being started.
799 * No events can be processed while the windows are being
800 * reparented/managed.
801 *-----------------------------------------------------------------------
803 static void manageAllWindows(WScreen
* scr
, int crashRecovery
)
807 unsigned int nchildren
;
812 XQueryTree(dpy
, scr
->root_win
, &root
, &parent
, &children
, &nchildren
);
814 scr
->flags
.startup
= 1;
816 /* first remove all icon windows */
817 for (i
= 0; i
< nchildren
; i
++) {
820 if (children
[i
] == None
)
823 wmhints
= XGetWMHints(dpy
, children
[i
]);
824 if (wmhints
&& (wmhints
->flags
& IconWindowHint
)) {
825 for (j
= 0; j
< nchildren
; j
++) {
826 if (children
[j
] == wmhints
->icon_window
) {
839 for (i
= 0; i
< nchildren
; i
++) {
840 if (children
[i
] == None
)
843 wwin
= wManageWindow(scr
, children
[i
]);
845 /* apply states got from WSavedState */
846 /* shaded + minimized is not restored correctly */
847 if (wwin
->flags
.shaded
) {
848 wwin
->flags
.shaded
= 0;
851 if (wwin
->flags
.miniaturized
852 && (wwin
->transient_for
== None
853 || wwin
->transient_for
== scr
->root_win
854 || !windowInList(wwin
->transient_for
, children
, nchildren
))) {
856 wwin
->flags
.skip_next_animation
= 1;
857 wwin
->flags
.miniaturized
= 0;
858 wIconifyWindow(wwin
);
860 wClientSetState(wwin
, NormalState
, None
);
865 border
= (!HAS_BORDER(wwin
) ? 0 : scr
->frame_border_width
);
867 wWindowMove(wwin
, wwin
->frame_x
- border
,
868 wwin
->frame_y
- border
-
869 (wwin
->frame
->titlebar
? wwin
->frame
->titlebar
->height
: 0));
876 wwin
= scr
->focused_window
;
878 if (wwin
->flags
.hidden
) {
879 WApplication
*wapp
= wApplicationOf(wwin
->main_window
);
882 wwin
->flags
.hidden
= 0;
883 wHideApplication(wapp
);
885 wwin
->flags
.hidden
= 0;
892 scr
->flags
.startup
= 0;
893 scr
->flags
.startup2
= 1;
895 while (XPending(dpy
)) {
897 WMNextEvent(dpy
, &ev
);
900 scr
->last_workspace
= 0;
901 wWorkspaceForceChange(scr
, 0);
902 if (!wPreferences
.flags
.noclip
)
903 wDockShowIcons(scr
->workspaces
[scr
->current_workspace
]->clip
);
904 scr
->flags
.startup2
= 0;