/* event.c- event loop and handling
 *
 *  Window Maker window manager
 *
 *  Copyright (c) 1997-2003 Alfredo K. Kojima
 *
 *  This program is free software; you can redistribute it and/or modify
 *  it under the terms of the GNU General Public License as published by
 *  the Free Software Foundation; either version 2 of the License, or
 *  (at your option) any later version.
 *
 *  This program is distributed in the hope that it will be useful,
 *  but WITHOUT ANY WARRANTY; without even the implied warranty of
 *  MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
 *  GNU General Public License for more details.
 *
 *  You should have received a copy of the GNU General Public License
 *  along with this program; if not, write to the Free Software
 *  Foundation, Inc., 59 Temple Place - Suite 330, Boston, MA 02111-1307,
 *  USA.
 */

#include <sys/inotify.h>
#include "wconfig.h"

#include <stdio.h>
#include <stdlib.h>
#include <unistd.h>
#include <string.h>

#include <X11/Xlib.h>
#include <X11/Xutil.h>
#ifdef SHAPE
# include <X11/extensions/shape.h>
#endif
#ifdef XDND
#include "xdnd.h"
#endif

#ifdef KEEP_XKB_LOCK_STATUS
#include <X11/XKBlib.h>
#endif				/* KEEP_XKB_LOCK_STATUS */

#include "WindowMaker.h"
#include "window.h"
#include "actions.h"
#include "client.h"
#include "funcs.h"
#include "keybind.h"
#include "application.h"
#include "stacking.h"
#include "defaults.h"
#include "workspace.h"
#include "dock.h"
#include "framewin.h"
#include "properties.h"
#include "balloon.h"
#include "xinerama.h"
#include "wmspec.h"

/******** Global Variables **********/
extern XContext wWinContext;
extern XContext wVEdgeContext;

extern Cursor wCursor[WCUR_LAST];

extern WShortKey wKeyBindings[WKBD_LAST];
extern int wScreenCount;
extern Time LastTimestamp;
extern Time LastFocusChange;

extern WPreferences wPreferences;

#define MOD_MASK wPreferences.modifier_mask

extern Atom _XA_WM_COLORMAP_NOTIFY;

extern Atom _XA_WM_CHANGE_STATE;
extern Atom _XA_WM_DELETE_WINDOW;
extern Atom _XA_GNUSTEP_WM_ATTR;
extern Atom _XA_GNUSTEP_WM_MINIATURIZE_WINDOW;
extern Atom _XA_GNUSTEP_TITLEBAR_STATE;
extern Atom _XA_WINDOWMAKER_WM_FUNCTION;
extern Atom _XA_WINDOWMAKER_COMMAND;
extern Atom _XA_WM_IGNORE_FOCUS_EVENTS;

#ifdef SHAPE
extern Bool wShapeSupported;
extern int wShapeEventBase;
#endif

#ifdef KEEP_XKB_LOCK_STATUS
extern int wXkbEventBase;
#endif

/* special flags */
/*extern char WDelayedActionSet;*/

/************ Local stuff ***********/

static void saveTimestamp(XEvent *event);
static void handleColormapNotify(XEvent *event);
static void handleMapNotify(XEvent *event);
static void handleUnmapNotify(XEvent *event);
static void handleButtonPress(XEvent *event);
static void handleExpose(XEvent *event);
static void handleDestroyNotify(XEvent *event);
static void handleConfigureRequest(XEvent *event);
static void handleMapRequest(XEvent *event);
static void handlePropertyNotify(XEvent *event);
static void handleEnterNotify(XEvent *event);
static void handleLeaveNotify(XEvent *event);
static void handleExtensions(XEvent *event);
static void handleClientMessage(XEvent *event);
static void handleKeyPress(XEvent *event);
static void handleFocusIn(XEvent *event);
static void handleMotionNotify(XEvent *event);
static void handleVisibilityNotify(XEvent *event);

#ifdef SHAPE
static void handleShapeNotify(XEvent *event);
#endif

/* called from the signal handler */
void NotifyDeadProcess(pid_t pid, unsigned char status);

/* real dead process handler */
static void handleDeadProcess(void *foo);

typedef struct DeadProcesses {
	pid_t pid;
	unsigned char exit_status;
} DeadProcesses;

/* stack of dead processes */
static DeadProcesses deadProcesses[MAX_DEAD_PROCESSES];
static int deadProcessPtr = 0;

typedef struct DeathHandler {
	WDeathHandler *callback;
	pid_t pid;
	void *client_data;
} DeathHandler;

static WMArray *deathHandlers = NULL;

WMagicNumber wAddDeathHandler(pid_t pid, WDeathHandler * callback, void *cdata)
{
	DeathHandler *handler;

	handler = malloc(sizeof(DeathHandler));
	if (!handler)
		return 0;

	handler->pid = pid;
	handler->callback = callback;
	handler->client_data = cdata;

	if (!deathHandlers)
		deathHandlers = WMCreateArrayWithDestructor(8, wfree);

	WMAddToArray(deathHandlers, handler);

	return handler;
}

void wDeleteDeathHandler(WMagicNumber id)
{
	DeathHandler *handler = (DeathHandler *) id;

	if (!handler || !deathHandlers)
		return;

	/* array destructor will call wfree(handler) */
	WMRemoveFromArray(deathHandlers, handler);
}

void DispatchEvent(XEvent * event)
{
	if (deathHandlers)
		handleDeadProcess(NULL);

	if (WCHECK_STATE(WSTATE_NEED_EXIT)) {
		WCHANGE_STATE(WSTATE_EXITING);
		/* received SIGTERM */
		/*
		 * WMHandleEvent() can't be called from anything
		 * executed inside here, or we can get in a infinite
		 * recursive loop.
		 */
		Shutdown(WSExitMode);

	} else if (WCHECK_STATE(WSTATE_NEED_RESTART)) {
		WCHANGE_STATE(WSTATE_RESTARTING);

		Shutdown(WSRestartPreparationMode);
		/* received SIGHUP */
		Restart(NULL, True);
	} else if (WCHECK_STATE(WSTATE_NEED_REREAD)) {
		WCHANGE_STATE(WSTATE_NORMAL);
		wDefaultsCheckDomains();
	}

	/* for the case that all that is wanted to be dispatched is
	 * the stuff above */
	if (!event)
		return;

	saveTimestamp(event);
	switch (event->type) {
	case MapRequest:
		handleMapRequest(event);
		break;

	case KeyPress:
		handleKeyPress(event);
		break;

	case MotionNotify:
		handleMotionNotify(event);
		break;

	case ConfigureRequest:
		handleConfigureRequest(event);
		break;

	case DestroyNotify:
		handleDestroyNotify(event);
		break;

	case MapNotify:
		handleMapNotify(event);
		break;

	case UnmapNotify:
		handleUnmapNotify(event);
		break;

	case ButtonPress:
		handleButtonPress(event);
		break;

	case Expose:
		handleExpose(event);
		break;

	case PropertyNotify:
		handlePropertyNotify(event);
		break;

	case EnterNotify:
		handleEnterNotify(event);
		break;

	case LeaveNotify:
		handleLeaveNotify(event);
		break;

	case ClientMessage:
		handleClientMessage(event);
		break;

	case ColormapNotify:
		handleColormapNotify(event);
		break;

	case MappingNotify:
		if (event->xmapping.request == MappingKeyboard || event->xmapping.request == MappingModifier)
			XRefreshKeyboardMapping(&event->xmapping);
		break;

	case FocusIn:
		handleFocusIn(event);
		break;

	case VisibilityNotify:
		handleVisibilityNotify(event);
		break;
	default:
		handleExtensions(event);
		break;
	}
}

/*
 *----------------------------------------------------------------------
 * inotifyHandleEvents-
 * 	Check for inotify events
 *
 * Returns:
 * 	After reading events for the given file descriptor (fd) and
 *     watch descriptor (wd)
 *
 * Side effects:
 * 	Calls wDefaultsCheckDomains if config database is updated
 *----------------------------------------------------------------------
 */
/* allow 5 simultaneous events, with path + filenames up to 64 chars */
#define BUFF_SIZE ((sizeof(struct inotify_event) + 64)*5)
void inotifyHandleEvents(int fd, int wd)
{
	extern void wDefaultsCheckDomains(void);
	ssize_t eventQLength, i = 0;
	char buff[BUFF_SIZE] = { 0 };
	/* Check config only once per read of the event queue */
	int oneShotFlag = 0;

	/*
	 * Read off the queued events
	 * queue overflow is not checked (IN_Q_OVERFLOW). In practise this should
	 * not occur; the block is on Xevents, but a config file change will normally
	 * occur as a result of an Xevent - so the event queue should never have more than
	 * a few entries before a read().
	 */
	eventQLength = read(fd, buff, BUFF_SIZE);

	/* check what events occured */
	/* Should really check wd here too, but for now we only have one watch! */
	while (i < eventQLength) {
		struct inotify_event *pevent = (struct inotify_event *)&buff[i];

		/*
		 * see inotify.h for event types.
		 */
		if (pevent->mask & IN_DELETE_SELF) {
			wwarning(_("the defaults database has been deleted!"
				   " Restart Window Maker to create the database" " with the default settings"));
			close(fd);
		}
		if (pevent->mask & IN_UNMOUNT) {
			wwarning(_("the unit containing the defaults database has"
				   " been unmounted. Setting --static mode." " Any changes will not be saved."));
			close(fd);
			wPreferences.flags.noupdates = 1;
		}
		if ((pevent->mask & IN_MODIFY) && oneShotFlag == 0) {
			fprintf(stdout, "wmaker: reading config files in defaults database.\n");
			wDefaultsCheckDomains();
		}

		/* move to next event in the buffer */
		i += sizeof(struct inotify_event) + pevent->len;
	}
}

/*
 *----------------------------------------------------------------------
 * EventLoop-
 * 	Processes X and internal events indefinitely.
 *
 * Returns:
 * 	Never returns
 *
 * Side effects:
 * 	The LastTimestamp global variable is updated.
 *      Calls inotifyGetEvents if defaults database changes.
 *----------------------------------------------------------------------
 */
void EventLoop(void)
{
	XEvent event;
	extern int inotifyFD;
	extern int inotifyWD;
	struct timeval time;
	fd_set rfds;
	int retVal = 0;

	if (inotifyFD < 0 || inotifyWD < 0)
		retVal = -1;

	for (;;) {

		WMNextEvent(dpy, &event);	/* Blocks here */
		WMHandleEvent(&event);

		if (retVal != -1) {
			time.tv_sec = 0;
			time.tv_usec = 0;
			FD_ZERO(&rfds);
			FD_SET(inotifyFD, &rfds);

			/* check for available read data from inotify - don't block! */
			retVal = select(inotifyFD + 1, &rfds, NULL, NULL, &time);

			if (retVal < 0) {	/* an error has occured */
				wwarning(_("select failed. The inotify instance will be closed."
					   " Changes to the defaults database will require"
					   " a restart to take effect."));
				close(inotifyFD);
				continue;
			}
			if (FD_ISSET(inotifyFD, &rfds))
				inotifyHandleEvents(inotifyFD, inotifyWD);
		}
	}
}

/*
 *----------------------------------------------------------------------
 * ProcessPendingEvents --
 * 	Processes the events that are currently pending (at the time
 *      this function is called) in the display's queue.
 *
 * Returns:
 *      After the pending events that were present at the function call
 *      are processed.
 *
 * Side effects:
 * 	Many -- whatever handling events may involve.
 *
 *----------------------------------------------------------------------
 */
void ProcessPendingEvents(void)
{
	XEvent event;
	int count;

	XSync(dpy, False);

	/* Take a snapshot of the event count in the queue */
	count = XPending(dpy);

	while (count > 0 && XPending(dpy)) {
		WMNextEvent(dpy, &event);
		WMHandleEvent(&event);
		count--;
	}
}

Bool IsDoubleClick(WScreen * scr, XEvent * event)
{
	if ((scr->last_click_time > 0) &&
	    (event->xbutton.time - scr->last_click_time <= wPreferences.dblclick_time)
	    && (event->xbutton.button == scr->last_click_button)
	    && (event->xbutton.window == scr->last_click_window)) {

		scr->flags.next_click_is_not_double = 1;
		scr->last_click_time = 0;
		scr->last_click_window = event->xbutton.window;

		return True;
	}
	return False;
}

void NotifyDeadProcess(pid_t pid, unsigned char status)
{
	if (deadProcessPtr >= MAX_DEAD_PROCESSES - 1) {
		wwarning("stack overflow: too many dead processes");
		return;
	}
	/* stack the process to be handled later,
	 * as this is called from the signal handler */
	deadProcesses[deadProcessPtr].pid = pid;
	deadProcesses[deadProcessPtr].exit_status = status;
	deadProcessPtr++;
}

static void handleDeadProcess(void *foo)
{
	DeathHandler *tmp;
	int i;

	for (i = 0; i < deadProcessPtr; i++) {
		wWindowDeleteSavedStatesForPID(deadProcesses[i].pid);
	}

	if (!deathHandlers) {
		deadProcessPtr = 0;
		return;
	}

	/* get the pids on the queue and call handlers */
	while (deadProcessPtr > 0) {
		deadProcessPtr--;

		for (i = WMGetArrayItemCount(deathHandlers) - 1; i >= 0; i--) {
			tmp = WMGetFromArray(deathHandlers, i);
			if (!tmp)
				continue;

			if (tmp->pid == deadProcesses[deadProcessPtr].pid) {
				(*tmp->callback) (tmp->pid,
						  deadProcesses[deadProcessPtr].exit_status, tmp->client_data);
				wDeleteDeathHandler(tmp);
			}
		}
	}
}

static void saveTimestamp(XEvent * event)
{
	/*
	 * Never save CurrentTime as LastTimestamp because CurrentTime
	 * it's not a real timestamp (it's the 0L constant)
	 */

	switch (event->type) {
	case ButtonRelease:
	case ButtonPress:
		LastTimestamp = event->xbutton.time;
		break;
	case KeyPress:
	case KeyRelease:
		LastTimestamp = event->xkey.time;
		break;
	case MotionNotify:
		LastTimestamp = event->xmotion.time;
		break;
	case PropertyNotify:
		LastTimestamp = event->xproperty.time;
		break;
	case EnterNotify:
	case LeaveNotify:
		LastTimestamp = event->xcrossing.time;
		break;
	case SelectionClear:
		LastTimestamp = event->xselectionclear.time;
		break;
	case SelectionRequest:
		LastTimestamp = event->xselectionrequest.time;
		break;
	case SelectionNotify:
		LastTimestamp = event->xselection.time;
#ifdef XDND
		wXDNDProcessSelection(event);
#endif
		break;
	}
}

static int matchWindow(void *item, void *cdata)
{
	return (((WFakeGroupLeader *) item)->origLeader == (Window) cdata);
}

static void handleExtensions(XEvent * event)
{
#ifdef KEEP_XKB_LOCK_STATUS
	XkbEvent *xkbevent;
	xkbevent = (XkbEvent *) event;
#endif				/*KEEP_XKB_LOCK_STATUS */
#ifdef SHAPE
	if (wShapeSupported && event->type == (wShapeEventBase + ShapeNotify)) {
		handleShapeNotify(event);
	}
#endif
#ifdef KEEP_XKB_LOCK_STATUS
	if (wPreferences.modelock && (xkbevent->type == wXkbEventBase)) {
		handleXkbIndicatorStateNotify(event);
	}
#endif				/*KEEP_XKB_LOCK_STATUS */
}

static void handleMapRequest(XEvent * ev)
{
	WWindow *wwin;
	WScreen *scr = NULL;
	Window window = ev->xmaprequest.window;

#ifdef DEBUG
	printf("got map request for %x\n", (unsigned)window);
#endif
	if ((wwin = wWindowFor(window))) {
		if (wwin->flags.shaded) {
			wUnshadeWindow(wwin);
		}
		/* deiconify window */
		if (wwin->flags.miniaturized) {
			wDeiconifyWindow(wwin);
		} else if (wwin->flags.hidden) {
			WApplication *wapp = wApplicationOf(wwin->main_window);
			/* go to the last workspace that the user worked on the app */
			if (wapp) {
				wWorkspaceChange(wwin->screen_ptr, wapp->last_workspace);
			}
			wUnhideApplication(wapp, False, False);
		}
		return;
	}

	scr = wScreenForRootWindow(ev->xmaprequest.parent);

	wwin = wManageWindow(scr, window);

	/*
	 * This is to let the Dock know that the application it launched
	 * has already been mapped (eg: it has finished launching).
	 * It is not necessary for normally docked apps, but is needed for
	 * apps that were forcedly docked (like with dockit).
	 */
	if (scr->last_dock) {
		if (wwin && wwin->main_window != None && wwin->main_window != window)
			wDockTrackWindowLaunch(scr->last_dock, wwin->main_window);
		else
			wDockTrackWindowLaunch(scr->last_dock, window);
	}

	if (wwin) {
		wClientSetState(wwin, NormalState, None);
		if (wwin->flags.maximized) {
			wMaximizeWindow(wwin, wwin->flags.maximized);
		}
		if (wwin->flags.shaded) {
			wwin->flags.shaded = 0;
			wwin->flags.skip_next_animation = 1;
			wShadeWindow(wwin);
		}
		if (wwin->flags.miniaturized) {
			wwin->flags.miniaturized = 0;
			wwin->flags.skip_next_animation = 1;
			wIconifyWindow(wwin);
		}
		if (wwin->flags.fullscreen) {
			wwin->flags.fullscreen = 0;
			wFullscreenWindow(wwin);
		}
		if (wwin->flags.hidden) {
			WApplication *wapp = wApplicationOf(wwin->main_window);

			wwin->flags.hidden = 0;
			wwin->flags.skip_next_animation = 1;
			if (wapp) {
				wHideApplication(wapp);
			}
		}
	}
}

static void handleDestroyNotify(XEvent * event)
{
	WWindow *wwin;
	WApplication *app;
	Window window = event->xdestroywindow.window;
	WScreen *scr = wScreenForRootWindow(event->xdestroywindow.event);
	int widx;

#ifdef DEBUG
	printf("got destroy notify\n");
#endif
	wwin = wWindowFor(window);
	if (wwin) {
		wUnmanageWindow(wwin, False, True);
	}

	if (scr != NULL) {
		while ((widx = WMFindInArray(scr->fakeGroupLeaders, matchWindow, (void *)window)) != WANotFound) {
			WFakeGroupLeader *fPtr;

			fPtr = WMGetFromArray(scr->fakeGroupLeaders, widx);
			if (fPtr->retainCount > 0) {
				fPtr->retainCount--;
				if (fPtr->retainCount == 0 && fPtr->leader != None) {
					XDestroyWindow(dpy, fPtr->leader);
					fPtr->leader = None;
					XFlush(dpy);
				}
			}
			fPtr->origLeader = None;
		}
	}

	app = wApplicationOf(window);
	if (app) {
		if (window == app->main_window) {
			app->refcount = 0;
			wwin = app->main_window_desc->screen_ptr->focused_window;
			while (wwin) {
				if (wwin->main_window == window) {
					wwin->main_window = None;
				}
				wwin = wwin->prev;
			}
		}
		wApplicationDestroy(app);
	}
}

static void handleExpose(XEvent * event)
{
	WObjDescriptor *desc;
	XEvent ev;

#ifdef DEBUG
	printf("got expose\n");
#endif
	while (XCheckTypedWindowEvent(dpy, event->xexpose.window, Expose, &ev)) ;

	if (XFindContext(dpy, event->xexpose.window, wWinContext, (XPointer *) & desc) == XCNOENT) {
		return;
	}

	if (desc->handle_expose) {
		(*desc->handle_expose) (desc, event);
	}
}

static void executeButtonAction(WScreen * scr, XEvent * event, int action)
{
	switch (action) {
	case WA_SELECT_WINDOWS:
		wUnselectWindows(scr);
		wSelectWindows(scr, event);
		break;
	case WA_OPEN_APPMENU:
		OpenRootMenu(scr, event->xbutton.x_root, event->xbutton.y_root, False);
		/* ugly hack */
		if (scr->root_menu) {
			if (scr->root_menu->brother->flags.mapped)
				event->xbutton.window = scr->root_menu->brother->frame->core->window;
			else
				event->xbutton.window = scr->root_menu->frame->core->window;
		}
		break;
	case WA_OPEN_WINLISTMENU:
		OpenSwitchMenu(scr, event->xbutton.x_root, event->xbutton.y_root, False);
		if (scr->switch_menu) {
			if (scr->switch_menu->brother->flags.mapped)
				event->xbutton.window = scr->switch_menu->brother->frame->core->window;
			else
				event->xbutton.window = scr->switch_menu->frame->core->window;
		}
		break;
	default:
		break;
	}
}

/* bindable */
static void handleButtonPress(XEvent * event)
{
	WObjDescriptor *desc;
	WScreen *scr;

#ifdef DEBUG
	printf("got button press\n");
#endif
	scr = wScreenForRootWindow(event->xbutton.root);

#ifdef BALLOON_TEXT
	wBalloonHide(scr);
#endif

	if (event->xbutton.window == scr->root_win) {
		if (event->xbutton.button == Button1 && wPreferences.mouse_button1 != WA_NONE) {
			executeButtonAction(scr, event, wPreferences.mouse_button1);
		} else if (event->xbutton.button == Button2 && wPreferences.mouse_button2 != WA_NONE) {
			executeButtonAction(scr, event, wPreferences.mouse_button2);
		} else if (event->xbutton.button == Button3 && wPreferences.mouse_button3 != WA_NONE) {
			executeButtonAction(scr, event, wPreferences.mouse_button3);
		} else if (event->xbutton.button == Button4 && wPreferences.mouse_wheel != WA_NONE) {
			wWorkspaceRelativeChange(scr, 1);
		} else if (event->xbutton.button == Button5 && wPreferences.mouse_wheel != WA_NONE) {
			wWorkspaceRelativeChange(scr, -1);
		}
	}

	desc = NULL;
	if (XFindContext(dpy, event->xbutton.subwindow, wWinContext, (XPointer *) & desc) == XCNOENT) {
		if (XFindContext(dpy, event->xbutton.window, wWinContext, (XPointer *) & desc) == XCNOENT) {
			return;
		}
	}

	if (desc->parent_type == WCLASS_WINDOW) {
		XSync(dpy, 0);

		if (event->xbutton.state & MOD_MASK) {
			XAllowEvents(dpy, AsyncPointer, CurrentTime);
		}

		/*      if (wPreferences.focus_mode == WKF_CLICK) { */
		if (wPreferences.ignore_focus_click) {
			XAllowEvents(dpy, AsyncPointer, CurrentTime);
		}
		XAllowEvents(dpy, ReplayPointer, CurrentTime);
		/*      } */
		XSync(dpy, 0);
	} else if (desc->parent_type == WCLASS_APPICON
		   || desc->parent_type == WCLASS_MINIWINDOW || desc->parent_type == WCLASS_DOCK_ICON) {
		if (event->xbutton.state & MOD_MASK) {
			XSync(dpy, 0);
			XAllowEvents(dpy, AsyncPointer, CurrentTime);
			XSync(dpy, 0);
		}
	}

	if (desc->handle_mousedown != NULL) {
		(*desc->handle_mousedown) (desc, event);
	}

	/* save double-click information */
	if (scr->flags.next_click_is_not_double) {
		scr->flags.next_click_is_not_double = 0;
	} else {
		scr->last_click_time = event->xbutton.time;
		scr->last_click_button = event->xbutton.button;
		scr->last_click_window = event->xbutton.window;
	}
}

static void handleMapNotify(XEvent * event)
{
	WWindow *wwin;
#ifdef DEBUG
	printf("got map\n");
#endif
	wwin = wWindowFor(event->xmap.event);
	if (wwin && wwin->client_win == event->xmap.event) {
		if (wwin->flags.miniaturized) {
			wDeiconifyWindow(wwin);
		} else {
			XGrabServer(dpy);
			wWindowMap(wwin);
			wClientSetState(wwin, NormalState, None);
			XUngrabServer(dpy);
		}
	}
}

static void handleUnmapNotify(XEvent * event)
{
	WWindow *wwin;
	XEvent ev;
	Bool withdraw = False;
#ifdef DEBUG
	printf("got unmap\n");
#endif
	/* only process windows with StructureNotify selected
	 * (ignore SubstructureNotify) */
	wwin = wWindowFor(event->xunmap.window);
	if (!wwin)
		return;

	/* whether the event is a Withdrawal request */
	if (event->xunmap.event == wwin->screen_ptr->root_win && event->xunmap.send_event)
		withdraw = True;

	if (wwin->client_win != event->xunmap.event && !withdraw)
		return;

	if (!wwin->flags.mapped && !withdraw
	    && wwin->frame->workspace == wwin->screen_ptr->current_workspace
	    && !wwin->flags.miniaturized && !wwin->flags.hidden)
		return;

	XGrabServer(dpy);
	XUnmapWindow(dpy, wwin->frame->core->window);
	wwin->flags.mapped = 0;
	XSync(dpy, 0);
	/* check if the window was destroyed */
	if (XCheckTypedWindowEvent(dpy, wwin->client_win, DestroyNotify, &ev)) {
		DispatchEvent(&ev);
	} else {
		Bool reparented = False;

		if (XCheckTypedWindowEvent(dpy, wwin->client_win, ReparentNotify, &ev))
			reparented = True;

		/* withdraw window */
		wwin->flags.mapped = 0;
		if (!reparented)
			wClientSetState(wwin, WithdrawnState, None);

		/* if the window was reparented, do not reparent it back to the
		 * root window */
		wUnmanageWindow(wwin, !reparented, False);
	}
	XUngrabServer(dpy);
}

static void handleConfigureRequest(XEvent * event)
{
	WWindow *wwin;
#ifdef DEBUG
	printf("got configure request\n");
#endif
	if (!(wwin = wWindowFor(event->xconfigurerequest.window))) {
		/*
		 * Configure request for unmapped window
		 */
		wClientConfigure(NULL, &(event->xconfigurerequest));
	} else {
		wClientConfigure(wwin, &(event->xconfigurerequest));
	}
}

static void handlePropertyNotify(XEvent * event)
{
	WWindow *wwin;
	WApplication *wapp;
	Window jr;
	int ji;
	unsigned int ju;
	WScreen *scr;
#ifdef DEBUG
	printf("got property notify\n");
#endif

	wwin = wWindowFor(event->xproperty.window);
	if (wwin) {
		if (!XGetGeometry(dpy, wwin->client_win, &jr, &ji, &ji, &ju, &ju, &ju, &ju)) {
			return;
		}
		wClientCheckProperty(wwin, &event->xproperty);
	}
	wapp = wApplicationOf(event->xproperty.window);
	if (wapp) {
		wClientCheckProperty(wapp->main_window_desc, &event->xproperty);
	}

	scr = wScreenForWindow(event->xproperty.window);
}

static void handleClientMessage(XEvent * event)
{
	WWindow *wwin;
	WObjDescriptor *desc;
#ifdef DEBUG
	printf("got client message\n");
#endif
	/* handle transition from Normal to Iconic state */
	if (event->xclient.message_type == _XA_WM_CHANGE_STATE
	    && event->xclient.format == 32 && event->xclient.data.l[0] == IconicState) {

		wwin = wWindowFor(event->xclient.window);
		if (!wwin)
			return;
		if (!wwin->flags.miniaturized)
			wIconifyWindow(wwin);
	} else if (event->xclient.message_type == _XA_WM_COLORMAP_NOTIFY && event->xclient.format == 32) {
		WScreen *scr = wScreenSearchForRootWindow(event->xclient.window);

		if (!scr)
			return;

		if (event->xclient.data.l[1] == 1) {	/* starting */
			wColormapAllowClientInstallation(scr, True);
		} else {	/* stopping */
			wColormapAllowClientInstallation(scr, False);
		}
	} else if (event->xclient.message_type == _XA_WINDOWMAKER_COMMAND) {

		wDefaultsCheckDomains();

	} else if (event->xclient.message_type == _XA_WINDOWMAKER_WM_FUNCTION) {
		WApplication *wapp;
		int done = 0;
		wapp = wApplicationOf(event->xclient.window);
		if (wapp) {
			switch (event->xclient.data.l[0]) {
			case WMFHideOtherApplications:
				wHideOtherApplications(wapp->main_window_desc);
				done = 1;
				break;

			case WMFHideApplication:
				wHideApplication(wapp);
				done = 1;
				break;
			}
		}
		if (!done) {
			wwin = wWindowFor(event->xclient.window);
			if (wwin) {
				switch (event->xclient.data.l[0]) {
				case WMFHideOtherApplications:
					wHideOtherApplications(wwin);
					break;

				case WMFHideApplication:
					wHideApplication(wApplicationOf(wwin->main_window));
					break;
				}
			}
		}
	} else if (event->xclient.message_type == _XA_GNUSTEP_WM_ATTR) {
		wwin = wWindowFor(event->xclient.window);
		if (!wwin)
			return;
		switch (event->xclient.data.l[0]) {
		case GSWindowLevelAttr:
			{
				int level = (int)event->xclient.data.l[1];

				if (WINDOW_LEVEL(wwin) != level) {
					ChangeStackingLevel(wwin->frame->core, level);
				}
			}
			break;
		}
	} else if (event->xclient.message_type == _XA_GNUSTEP_TITLEBAR_STATE) {
		wwin = wWindowFor(event->xclient.window);
		if (!wwin)
			return;
		switch (event->xclient.data.l[0]) {
		case WMTitleBarNormal:
			wFrameWindowChangeState(wwin->frame, WS_UNFOCUSED);
			break;
		case WMTitleBarMain:
			wFrameWindowChangeState(wwin->frame, WS_PFOCUSED);
			break;
		case WMTitleBarKey:
			wFrameWindowChangeState(wwin->frame, WS_FOCUSED);
			break;
		}
	} else if (event->xclient.message_type == _XA_WM_IGNORE_FOCUS_EVENTS) {
		WScreen *scr = wScreenSearchForRootWindow(event->xclient.window);
		if (!scr)
			return;
		scr->flags.ignore_focus_events = event->xclient.data.l[0] ? 1 : 0;
	} else if (wNETWMProcessClientMessage(&event->xclient)) {
		/* do nothing */
#ifdef XDND
	} else if (wXDNDProcessClientMessage(&event->xclient)) {
		/* do nothing */
#endif				/* XDND */
	} else {
		/*
		 * Non-standard thing, but needed by OffiX DND.
		 * For when the icon frame gets a ClientMessage
		 * that should have gone to the icon_window.
		 */
		if (XFindContext(dpy, event->xbutton.window, wWinContext, (XPointer *) & desc) != XCNOENT) {
			struct WIcon *icon = NULL;

			if (desc->parent_type == WCLASS_MINIWINDOW) {
				icon = (WIcon *) desc->parent;
			} else if (desc->parent_type == WCLASS_DOCK_ICON || desc->parent_type == WCLASS_APPICON) {
				icon = ((WAppIcon *) desc->parent)->icon;
			}
			if (icon && (wwin = icon->owner)) {
				if (wwin->client_win != event->xclient.window) {
					event->xclient.window = wwin->client_win;
					XSendEvent(dpy, wwin->client_win, False, NoEventMask, event);
				}
			}
		}
	}
}

static void raiseWindow(WScreen * scr)
{
	WWindow *wwin;

	scr->autoRaiseTimer = NULL;

	wwin = wWindowFor(scr->autoRaiseWindow);
	if (!wwin)
		return;

	if (!wwin->flags.destroyed && wwin->flags.focused) {
		wRaiseFrame(wwin->frame->core);
		/* this is needed or a race condition will occur */
		XSync(dpy, False);
	}
}

static void handleEnterNotify(XEvent * event)
{
	WWindow *wwin;
	WObjDescriptor *desc = NULL;
#ifdef VIRTUAL_DESKTOP
	void (*vdHandler) (XEvent * event);
#endif
	XEvent ev;
	WScreen *scr = wScreenForRootWindow(event->xcrossing.root);
#ifdef DEBUG
	printf("got enter notify\n");
#endif

#ifdef VIRTUAL_DESKTOP
	if (XFindContext(dpy, event->xcrossing.window, wVEdgeContext, (XPointer *) & vdHandler) != XCNOENT) {
		(*vdHandler) (event);
	}
#endif

	if (XCheckTypedWindowEvent(dpy, event->xcrossing.window, LeaveNotify, &ev)) {
		/* already left the window... */
		saveTimestamp(&ev);
		if (ev.xcrossing.mode == event->xcrossing.mode && ev.xcrossing.detail == event->xcrossing.detail) {
			return;
		}
	}

	if (XFindContext(dpy, event->xcrossing.window, wWinContext, (XPointer *) & desc) != XCNOENT) {
		if (desc->handle_enternotify)
			(*desc->handle_enternotify) (desc, event);
	}

	/* enter to window */
	wwin = wWindowFor(event->xcrossing.window);
	if (!wwin) {
		if (wPreferences.colormap_mode == WCM_POINTER) {
			wColormapInstallForWindow(scr, NULL);
		}
		if (scr->autoRaiseTimer && event->xcrossing.root == event->xcrossing.window) {
			WMDeleteTimerHandler(scr->autoRaiseTimer);
			scr->autoRaiseTimer = NULL;
		}
	} else {
		/* set auto raise timer even if in focus-follows-mouse mode
		 * and the event is for the frame window, even if the window
		 * has focus already.  useful if you move the pointer from a focused
		 * window to the root window and back pretty fast
		 *
		 * set focus if in focus-follows-mouse mode and the event
		 * is for the frame window and window doesn't have focus yet */
		if (wPreferences.focus_mode == WKF_SLOPPY
		    && wwin->frame->core->window == event->xcrossing.window && !scr->flags.doing_alt_tab) {

			if (!wwin->flags.focused && !WFLAGP(wwin, no_focusable))
				wSetFocusTo(scr, wwin);

			if (scr->autoRaiseTimer)
				WMDeleteTimerHandler(scr->autoRaiseTimer);
			scr->autoRaiseTimer = NULL;

			if (wPreferences.raise_delay && !WFLAGP(wwin, no_focusable)) {
				scr->autoRaiseWindow = wwin->frame->core->window;
				scr->autoRaiseTimer
				    = WMAddTimerHandler(wPreferences.raise_delay, (WMCallback *) raiseWindow, scr);
			}
		}
		/* Install colormap for window, if the colormap installation mode
		 * is colormap_follows_mouse */
		if (wPreferences.colormap_mode == WCM_POINTER) {
			if (wwin->client_win == event->xcrossing.window)
				wColormapInstallForWindow(scr, wwin);
			else
				wColormapInstallForWindow(scr, NULL);
		}
	}

	/* a little kluge to hide the clip balloon */
	if (!wPreferences.flags.noclip && scr->flags.clip_balloon_mapped) {
		if (!desc) {
			XUnmapWindow(dpy, scr->clip_balloon);
			scr->flags.clip_balloon_mapped = 0;
		} else {
			if (desc->parent_type != WCLASS_DOCK_ICON || scr->clip_icon != desc->parent) {
				XUnmapWindow(dpy, scr->clip_balloon);
				scr->flags.clip_balloon_mapped = 0;
			}
		}
	}

	if (event->xcrossing.window == event->xcrossing.root
	    && event->xcrossing.detail == NotifyNormal
	    && event->xcrossing.detail != NotifyInferior && wPreferences.focus_mode != WKF_CLICK) {

		wSetFocusTo(scr, scr->focused_window);
	}
#ifdef BALLOON_TEXT
	wBalloonEnteredObject(scr, desc);
#endif
}

static void handleLeaveNotify(XEvent * event)
{
	WObjDescriptor *desc = NULL;

	if (XFindContext(dpy, event->xcrossing.window, wWinContext, (XPointer *) & desc) != XCNOENT) {
		if (desc->handle_leavenotify)
			(*desc->handle_leavenotify) (desc, event);
	}
}

#ifdef SHAPE
static void handleShapeNotify(XEvent * event)
{
	XShapeEvent *shev = (XShapeEvent *) event;
	WWindow *wwin;
	XEvent ev;
#ifdef DEBUG
	printf("got shape notify\n");
#endif
	while (XCheckTypedWindowEvent(dpy, shev->window, event->type, &ev)) {
		XShapeEvent *sev = (XShapeEvent *) & ev;

		if (sev->kind == ShapeBounding) {
			if (sev->shaped == shev->shaped) {
				*shev = *sev;
			} else {
				XPutBackEvent(dpy, &ev);
				break;
			}
		}
	}

	wwin = wWindowFor(shev->window);
	if (!wwin || shev->kind != ShapeBounding)
		return;

	if (!shev->shaped && wwin->flags.shaped) {

		wwin->flags.shaped = 0;
		wWindowClearShape(wwin);

	} else if (shev->shaped) {

		wwin->flags.shaped = 1;
		wWindowSetShape(wwin);
	}
}
#endif				/* SHAPE */

#ifdef KEEP_XKB_LOCK_STATUS
/* please help ]d if you know what to do */
handleXkbIndicatorStateNotify(XEvent * event)
{
	WWindow *wwin;
	WScreen *scr;
	XkbStateRec staterec;
	int i;

	for (i = 0; i < wScreenCount; i++) {
		scr = wScreenWithNumber(i);
		wwin = scr->focused_window;
		if (wwin && wwin->flags.focused) {
			XkbGetState(dpy, XkbUseCoreKbd, &staterec);
			if (wwin->frame->languagemode != staterec.group) {
				wwin->frame->last_languagemode = wwin->frame->languagemode;
				wwin->frame->languagemode = staterec.group;
			}
#ifdef XKB_BUTTON_HINT
			if (wwin->frame->titlebar) {
				wFrameWindowPaint(wwin->frame);
			}
#endif
		}
	}
}
#endif				/*KEEP_XKB_LOCK_STATUS */

static void handleColormapNotify(XEvent * event)
{
	WWindow *wwin;
	WScreen *scr;
	Bool reinstall = False;

	wwin = wWindowFor(event->xcolormap.window);
	if (!wwin)
		return;

	scr = wwin->screen_ptr;

	do {
		if (wwin) {
			if (event->xcolormap.new) {
				XWindowAttributes attr;

				XGetWindowAttributes(dpy, wwin->client_win, &attr);

				if (wwin == scr->cmap_window && wwin->cmap_window_no == 0)
					scr->current_colormap = attr.colormap;

				reinstall = True;
			} else if (event->xcolormap.state == ColormapUninstalled &&
				   scr->current_colormap == event->xcolormap.colormap) {

				/* some bastard app (like XV) removed our colormap */
				/*
				 * can't enforce or things like xscreensaver wont work
				 * reinstall = True;
				 */
			} else if (event->xcolormap.state == ColormapInstalled &&
				   scr->current_colormap == event->xcolormap.colormap) {

				/* someone has put our colormap back */
				reinstall = False;
			}
		}
	} while (XCheckTypedEvent(dpy, ColormapNotify, event)
		 && ((wwin = wWindowFor(event->xcolormap.window)) || 1));

	if (reinstall && scr->current_colormap != None) {
		if (!scr->flags.colormap_stuff_blocked)
			XInstallColormap(dpy, scr->current_colormap);
	}
}

static void handleFocusIn(XEvent * event)
{
	WWindow *wwin;

	/*
	 * For applications that like stealing the focus.
	 */
	while (XCheckTypedEvent(dpy, FocusIn, event)) ;
	saveTimestamp(event);
	if (event->xfocus.mode == NotifyUngrab
	    || event->xfocus.mode == NotifyGrab || event->xfocus.detail > NotifyNonlinearVirtual) {
		return;
	}

	wwin = wWindowFor(event->xfocus.window);
	if (wwin && !wwin->flags.focused) {
		if (wwin->flags.mapped)
			wSetFocusTo(wwin->screen_ptr, wwin);
		else
			wSetFocusTo(wwin->screen_ptr, NULL);
	} else if (!wwin) {
		WScreen *scr = wScreenForWindow(event->xfocus.window);
		if (scr)
			wSetFocusTo(scr, NULL);
	}
}

static WWindow *windowUnderPointer(WScreen * scr)
{
	unsigned int mask;
	int foo;
	Window bar, win;

	if (XQueryPointer(dpy, scr->root_win, &bar, &win, &foo, &foo, &foo, &foo, &mask))
		return wWindowFor(win);
	return NULL;
}

static int CheckFullScreenWindowFocused(WScreen * scr)
{
	if (scr->focused_window && scr->focused_window->flags.fullscreen)
		return 1;
	else
		return 0;
}

static void handleKeyPress(XEvent * event)
{
	WScreen *scr = wScreenForRootWindow(event->xkey.root);
	WWindow *wwin = scr->focused_window;
	short i, widx;
	int modifiers;
	int command = -1;
#ifdef KEEP_XKB_LOCK_STATUS
	XkbStateRec staterec;
#endif				/*KEEP_XKB_LOCK_STATUS */

	/* ignore CapsLock */
	modifiers = event->xkey.state & ValidModMask;

	for (i = 0; i < WKBD_LAST; i++) {
		if (wKeyBindings[i].keycode == 0)
			continue;

		if (wKeyBindings[i].keycode == event->xkey.keycode && (	/*wKeyBindings[i].modifier==0
									   || */ wKeyBindings[i].modifier ==
									      modifiers)) {
			command = i;
			break;
		}
	}

	if (command < 0) {

		if (!wRootMenuPerformShortcut(event)) {
			static int dontLoop = 0;

			if (dontLoop > 10) {
				wwarning("problem with key event processing code");
				return;
			}
			dontLoop++;
			/* if the focused window is an internal window, try redispatching
			 * the event to the managed window, as it can be a WINGs window */
			if (wwin && wwin->flags.internal_window && wwin->client_leader != None) {
				/* client_leader contains the WINGs toplevel */
				event->xany.window = wwin->client_leader;
				WMHandleEvent(event);
			}
			dontLoop--;
		}
		return;
	}
#define ISMAPPED(w) ((w) && !(w)->flags.miniaturized && ((w)->flags.mapped || (w)->flags.shaded))
#define ISFOCUSED(w) ((w) && (w)->flags.focused)

	switch (command) {

	case WKBD_ROOTMENU:
		/*OpenRootMenu(scr, event->xkey.x_root, event->xkey.y_root, True); */
		if (!CheckFullScreenWindowFocused(scr)) {
			WMRect rect = wGetRectForHead(scr, wGetHeadForPointerLocation(scr));
			OpenRootMenu(scr, rect.pos.x + rect.size.width / 2, rect.pos.y + rect.size.height / 2,
				     True);
		}
		break;
	case WKBD_WINDOWLIST:
		if (!CheckFullScreenWindowFocused(scr)) {
			WMRect rect = wGetRectForHead(scr, wGetHeadForPointerLocation(scr));
			OpenSwitchMenu(scr, rect.pos.x + rect.size.width / 2, rect.pos.y + rect.size.height / 2,
				       True);
		}
		break;

	case WKBD_WINDOWMENU:
		if (ISMAPPED(wwin) && ISFOCUSED(wwin))
			OpenWindowMenu(wwin, wwin->frame_x, wwin->frame_y + wwin->frame->top_width, True);
		break;
	case WKBD_MINIATURIZE:
		if (ISMAPPED(wwin) && ISFOCUSED(wwin)
		    && !WFLAGP(wwin, no_miniaturizable)) {
			CloseWindowMenu(scr);

			if (wwin->protocols.MINIATURIZE_WINDOW)
				wClientSendProtocol(wwin, _XA_GNUSTEP_WM_MINIATURIZE_WINDOW, event->xbutton.time);
			else {
				wIconifyWindow(wwin);
			}
		}
		break;
	case WKBD_HIDE:
		if (ISMAPPED(wwin) && ISFOCUSED(wwin)) {
			WApplication *wapp = wApplicationOf(wwin->main_window);
			CloseWindowMenu(scr);

			if (wapp && !WFLAGP(wapp->main_window_desc, no_appicon)) {
				wHideApplication(wapp);
			}
		}
		break;
	case WKBD_HIDE_OTHERS:
		if (ISMAPPED(wwin) && ISFOCUSED(wwin)) {
			CloseWindowMenu(scr);

			wHideOtherApplications(wwin);
		}
		break;
	case WKBD_MAXIMIZE:
		if (ISMAPPED(wwin) && ISFOCUSED(wwin) && IS_RESIZABLE(wwin)) {
			CloseWindowMenu(scr);

			if (wwin->flags.maximized == (MAX_VERTICAL | MAX_HORIZONTAL))
				wUnmaximizeWindow(wwin);
			else
				wMaximizeWindow(wwin, MAX_VERTICAL | MAX_HORIZONTAL | MAX_KEYBOARD);
		}
		break;
	case WKBD_VMAXIMIZE:
		if (ISMAPPED(wwin) && ISFOCUSED(wwin) && IS_RESIZABLE(wwin)) {
			CloseWindowMenu(scr);

			if (wwin->flags.maximized == MAX_VERTICAL)
				wUnmaximizeWindow(wwin);
			else
				wMaximizeWindow(wwin, MAX_VERTICAL | MAX_KEYBOARD);
		}
		break;
	case WKBD_HMAXIMIZE:
		if (ISMAPPED(wwin) && ISFOCUSED(wwin) && IS_RESIZABLE(wwin)) {
			CloseWindowMenu(scr);

			if (wwin->flags.maximized == MAX_HORIZONTAL)
				wUnmaximizeWindow(wwin);
			else
				wMaximizeWindow(wwin, MAX_HORIZONTAL | MAX_KEYBOARD);
		}
		break;
	case WKBD_LHMAXIMIZE:
		if (ISMAPPED(wwin) && ISFOCUSED(wwin) && IS_RESIZABLE(wwin)) {
			CloseWindowMenu(scr);

			if (wwin->flags.maximized == (MAX_VERTICAL | MAX_LEFTHALF))
				wUnmaximizeWindow(wwin);
			else
				wMaximizeWindow(wwin, MAX_VERTICAL | MAX_LEFTHALF | MAX_KEYBOARD);
		}
		break;
	case WKBD_RHMAXIMIZE:
		if (ISMAPPED(wwin) && ISFOCUSED(wwin) && IS_RESIZABLE(wwin)) {
			CloseWindowMenu(scr);

			if (wwin->flags.maximized == (MAX_VERTICAL | MAX_RIGHTHALF))
				wUnmaximizeWindow(wwin);
			else
				wMaximizeWindow(wwin, MAX_VERTICAL | MAX_RIGHTHALF | MAX_KEYBOARD);
		}
		break;
	case WKBD_MAXIMUS:
		if (ISMAPPED(wwin) && ISFOCUSED(wwin) && IS_RESIZABLE(wwin)) {
			CloseWindowMenu(scr);

			if (wwin->flags.maximized == MAX_MAXIMUS)
				wUnmaximizeWindow(wwin);
			else
				wMaximizeWindow(wwin, MAX_MAXIMUS | MAX_KEYBOARD);
		}
		break;
	case WKBD_RAISE:
		if (ISMAPPED(wwin) && ISFOCUSED(wwin)) {
			CloseWindowMenu(scr);

			wRaiseFrame(wwin->frame->core);
		}
		break;
	case WKBD_LOWER:
		if (ISMAPPED(wwin) && ISFOCUSED(wwin)) {
			CloseWindowMenu(scr);

			wLowerFrame(wwin->frame->core);
		}
		break;
	case WKBD_RAISELOWER:
		/* raise or lower the window under the pointer, not the
		 * focused one
		 */
		wwin = windowUnderPointer(scr);
		if (wwin)
			wRaiseLowerFrame(wwin->frame->core);
		break;
	case WKBD_SHADE:
		if (ISMAPPED(wwin) && ISFOCUSED(wwin) && !WFLAGP(wwin, no_shadeable)) {
			if (wwin->flags.shaded)
				wUnshadeWindow(wwin);
			else
				wShadeWindow(wwin);
		}
		break;
	case WKBD_MOVERESIZE:
		if (ISMAPPED(wwin) && ISFOCUSED(wwin) && (IS_RESIZABLE(wwin) || IS_MOVABLE(wwin))) {
			CloseWindowMenu(scr);

			wKeyboardMoveResizeWindow(wwin);
		}
		break;
	case WKBD_CLOSE:
		if (ISMAPPED(wwin) && ISFOCUSED(wwin) && !WFLAGP(wwin, no_closable)) {
			CloseWindowMenu(scr);
			if (wwin->protocols.DELETE_WINDOW)
				wClientSendProtocol(wwin, _XA_WM_DELETE_WINDOW, event->xkey.time);
		}
		break;
	case WKBD_SELECT:
		if (ISMAPPED(wwin) && ISFOCUSED(wwin)) {
			wSelectWindow(wwin, !wwin->flags.selected);
		}
		break;
	case WKBD_FOCUSNEXT:
		StartWindozeCycle(wwin, event, True, False);
		break;

	case WKBD_FOCUSPREV:
		StartWindozeCycle(wwin, event, False, False);
		break;

	case WKBD_GROUPNEXT:
		StartWindozeCycle(wwin, event, True, True);
		break;

	case WKBD_GROUPPREV:
		StartWindozeCycle(wwin, event, False, True);
		break;

	case WKBD_WORKSPACE1 ... WKBD_WORKSPACE10:
		widx = command - WKBD_WORKSPACE1;
		i = (scr->current_workspace / 10) * 10 + widx;
		if (wPreferences.ws_advance || i < scr->workspace_count)
			wWorkspaceChange(scr, i);
		break;

	case WKBD_NEXTWORKSPACE:
		wWorkspaceRelativeChange(scr, 1);
		break;
	case WKBD_PREVWORKSPACE:
		wWorkspaceRelativeChange(scr, -1);
		break;

	case WKBD_WINDOW1:
	case WKBD_WINDOW2:
	case WKBD_WINDOW3:
	case WKBD_WINDOW4:
	case WKBD_WINDOW5:
	case WKBD_WINDOW6:
	case WKBD_WINDOW7:
	case WKBD_WINDOW8:
	case WKBD_WINDOW9:
	case WKBD_WINDOW10:

		widx = command - WKBD_WINDOW1;

		if (scr->shortcutWindows[widx]) {
			WMArray *list = scr->shortcutWindows[widx];
			int cw;
			int count = WMGetArrayItemCount(list);
			WWindow *twin;
			WMArrayIterator iter;
			WWindow *wwin;

			wUnselectWindows(scr);
			cw = scr->current_workspace;

			WM_ETARETI_ARRAY(list, wwin, iter) {
				if (count > 1)
					wWindowChangeWorkspace(wwin, cw);

				wMakeWindowVisible(wwin);

				if (count > 1)
					wSelectWindow(wwin, True);
			}

			/* rotate the order of windows, to create a cycling effect */
			twin = WMGetFromArray(list, 0);
			WMDeleteFromArray(list, 0);
			WMAddToArray(list, twin);

		} else if (wwin && ISMAPPED(wwin) && ISFOCUSED(wwin)) {
			if (scr->shortcutWindows[widx]) {
				WMFreeArray(scr->shortcutWindows[widx]);
				scr->shortcutWindows[widx] = NULL;
			}

			if (wwin->flags.selected && scr->selected_windows) {
				scr->shortcutWindows[widx] = WMDuplicateArray(scr->selected_windows);
				/*WMRemoveFromArray(scr->shortcutWindows[index], wwin);
				   WMInsertInArray(scr->shortcutWindows[index], 0, wwin); */
			} else {
				scr->shortcutWindows[widx] = WMCreateArray(4);
				WMAddToArray(scr->shortcutWindows[widx], wwin);
			}

			wSelectWindow(wwin, !wwin->flags.selected);
			XFlush(dpy);
			wusleep(3000);
			wSelectWindow(wwin, !wwin->flags.selected);
			XFlush(dpy);

		} else if (scr->selected_windows && WMGetArrayItemCount(scr->selected_windows)) {

			if (wwin->flags.selected && scr->selected_windows) {
				if (scr->shortcutWindows[widx]) {
					WMFreeArray(scr->shortcutWindows[widx]);
				}
				scr->shortcutWindows[widx] = WMDuplicateArray(scr->selected_windows);
			}
		}

		break;

	case WKBD_SWITCH_SCREEN:
		if (wScreenCount > 1) {
			WScreen *scr2;
			int i;

			/* find index of this screen */
			for (i = 0; i < wScreenCount; i++) {
				if (wScreenWithNumber(i) == scr)
					break;
			}
			i++;
			if (i >= wScreenCount) {
				i = 0;
			}
			scr2 = wScreenWithNumber(i);

			if (scr2) {
				XWarpPointer(dpy, scr->root_win, scr2->root_win, 0, 0, 0, 0,
					     scr2->scr_width / 2, scr2->scr_height / 2);
			}
		}
		break;

	case WKBD_NEXTWSLAYER:
	case WKBD_PREVWSLAYER:
		{
			int row, column;

			row = scr->current_workspace / 10;
			column = scr->current_workspace % 10;

			if (command == WKBD_NEXTWSLAYER) {
				if ((row + 1) * 10 < scr->workspace_count)
					wWorkspaceChange(scr, column + (row + 1) * 10);
			} else {
				if (row > 0)
					wWorkspaceChange(scr, column + (row - 1) * 10);
			}
		}
		break;
	case WKBD_CLIPLOWER:
		if (!wPreferences.flags.noclip)
			wDockLower(scr->workspaces[scr->current_workspace]->clip);
		break;
	case WKBD_CLIPRAISE:
		if (!wPreferences.flags.noclip)
			wDockRaise(scr->workspaces[scr->current_workspace]->clip);
		break;
	case WKBD_CLIPRAISELOWER:
		if (!wPreferences.flags.noclip)
			wDockRaiseLower(scr->workspaces[scr->current_workspace]->clip);
		break;
#ifdef KEEP_XKB_LOCK_STATUS
	case WKBD_TOGGLE:
		if (wPreferences.modelock) {
			/*toggle */
			wwin = scr->focused_window;

			if (wwin && wwin->flags.mapped
			    && wwin->frame->workspace == wwin->screen_ptr->current_workspace
			    && !wwin->flags.miniaturized && !wwin->flags.hidden) {
				XkbGetState(dpy, XkbUseCoreKbd, &staterec);

				wwin->frame->languagemode = wwin->frame->last_languagemode;
				wwin->frame->last_languagemode = staterec.group;
				XkbLockGroup(dpy, XkbUseCoreKbd, wwin->frame->languagemode);

			}
		}
		break;
#endif				/* KEEP_XKB_LOCK_STATUS */
#ifdef VIRTUAL_DESKTOP
	case WKBD_VDESK_LEFT:
		wWorkspaceKeyboardMoveDesktop(scr, VEC_LEFT);
		break;

	case WKBD_VDESK_RIGHT:
		wWorkspaceKeyboardMoveDesktop(scr, VEC_RIGHT);
		break;

	case WKBD_VDESK_UP:
		wWorkspaceKeyboardMoveDesktop(scr, VEC_UP);
		break;

	case WKBD_VDESK_DOWN:
		wWorkspaceKeyboardMoveDesktop(scr, VEC_DOWN);
		break;
#endif

	}
}

static void handleMotionNotify(XEvent * event)
{
	WScreen *scr = wScreenForRootWindow(event->xmotion.root);

	if (wPreferences.scrollable_menus) {
		WMPoint p = wmkpoint(event->xmotion.x_root, event->xmotion.y_root);
		WMRect rect = wGetRectForHead(scr, wGetHeadForPoint(scr, p));

		if (scr->flags.jump_back_pending ||
		    p.x <= (rect.pos.x + 1) ||
		    p.x >= (rect.pos.x + rect.size.width - 2) ||
		    p.y <= (rect.pos.y + 1) || p.y >= (rect.pos.y + rect.size.height - 2)) {
			WMenu *menu;
#ifdef DEBUG
			printf("pointer at screen edge\n");
#endif
			menu = wMenuUnderPointer(scr);
			if (menu != NULL)
				wMenuScroll(menu, event);
		}
	}
}

static void handleVisibilityNotify(XEvent * event)
{
	WWindow *wwin;

	wwin = wWindowFor(event->xvisibility.window);
	if (!wwin)
		return;
	wwin->flags.obscured = (event->xvisibility.state == VisibilityFullyObscured);
}
