3436 lines
109 KiB
C
3436 lines
109 KiB
C
/************************************************************
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Copyright 1987, 1998 The Open Group
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Permission to use, copy, modify, distribute, and sell this software and its
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documentation for any purpose is hereby granted without fee, provided that
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the above copyright notice appear in all copies and that both that
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copyright notice and this permission notice appear in supporting
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documentation.
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The above copyright notice and this permission notice shall be included in
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all copies or substantial portions of the Software.
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THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR
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IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY,
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FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL THE
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OPEN GROUP BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER LIABILITY, WHETHER IN
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AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING FROM, OUT OF OR IN
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CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN THE SOFTWARE.
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Except as contained in this notice, the name of The Open Group shall not be
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used in advertising or otherwise to promote the sale, use or other dealings
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in this Software without prior written authorization from The Open Group.
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Copyright 1987 by Digital Equipment Corporation, Maynard, Massachusetts.
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All Rights Reserved
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Permission to use, copy, modify, and distribute this software and its
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documentation for any purpose and without fee is hereby granted,
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provided that the above copyright notice appear in all copies and that
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both that copyright notice and this permission notice appear in
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supporting documentation, and that the name of Digital not be
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used in advertising or publicity pertaining to distribution of the
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software without specific, written prior permission.
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DIGITAL DISCLAIMS ALL WARRANTIES WITH REGARD TO THIS SOFTWARE, INCLUDING
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ALL IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS, IN NO EVENT SHALL
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DIGITAL BE LIABLE FOR ANY SPECIAL, INDIRECT OR CONSEQUENTIAL DAMAGES OR
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ANY DAMAGES WHATSOEVER RESULTING FROM LOSS OF USE, DATA OR PROFITS,
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WHETHER IN AN ACTION OF CONTRACT, NEGLIGENCE OR OTHER TORTIOUS ACTION,
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ARISING OUT OF OR IN CONNECTION WITH THE USE OR PERFORMANCE OF THIS
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SOFTWARE.
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********************************************************/
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/* The panoramix components contained the following notice */
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/*****************************************************************
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Copyright (c) 1991, 1997 Digital Equipment Corporation, Maynard, Massachusetts.
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Permission is hereby granted, free of charge, to any person obtaining a copy
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of this software and associated documentation files (the "Software"), to deal
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in the Software without restriction, including without limitation the rights
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to use, copy, modify, merge, publish, distribute, sublicense, and/or sell
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copies of the Software.
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The above copyright notice and this permission notice shall be included in
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all copies or substantial portions of the Software.
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THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR
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IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY,
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FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL
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DIGITAL EQUIPMENT CORPORATION BE LIABLE FOR ANY CLAIM, DAMAGES, INCLUDING,
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BUT NOT LIMITED TO CONSEQUENTIAL OR INCIDENTAL DAMAGES, OR OTHER LIABILITY,
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WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING FROM, OUT OF OR
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IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN THE SOFTWARE.
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Except as contained in this notice, the name of Digital Equipment Corporation
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shall not be used in advertising or otherwise to promote the sale, use or other
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dealings in this Software without prior written authorization from Digital
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Equipment Corporation.
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******************************************************************/
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/*****************************************************************
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Copyright 2003-2005 Sun Microsystems, Inc.
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All rights reserved.
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Permission is hereby granted, free of charge, to any person obtaining a
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copy of this software and associated documentation files (the
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"Software"), to deal in the Software without restriction, including
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without limitation the rights to use, copy, modify, merge, publish,
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distribute, and/or sell copies of the Software, and to permit persons
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to whom the Software is furnished to do so, provided that the above
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copyright notice(s) and this permission notice appear in all copies of
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the Software and that both the above copyright notice(s) and this
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permission notice appear in supporting documentation.
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THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS
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OR IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF
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MERCHANTABILITY, FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT
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OF THIRD PARTY RIGHTS. IN NO EVENT SHALL THE COPYRIGHT HOLDER OR
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HOLDERS INCLUDED IN THIS NOTICE BE LIABLE FOR ANY CLAIM, OR ANY SPECIAL
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INDIRECT OR CONSEQUENTIAL DAMAGES, OR ANY DAMAGES WHATSOEVER RESULTING
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FROM LOSS OF USE, DATA OR PROFITS, WHETHER IN AN ACTION OF CONTRACT,
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NEGLIGENCE OR OTHER TORTIOUS ACTION, ARISING OUT OF OR IN CONNECTION
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WITH THE USE OR PERFORMANCE OF THIS SOFTWARE.
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Except as contained in this notice, the name of a copyright holder
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shall not be used in advertising or otherwise to promote the sale, use
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or other dealings in this Software without prior written authorization
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of the copyright holder.
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******************************************************************/
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#ifdef HAVE_DIX_CONFIG_H
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#include <dix-config.h>
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#endif
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#include <X11/X.h>
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#include "misc.h"
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#include "resource.h"
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#include <X11/Xproto.h>
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#include "windowstr.h"
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#include "inputstr.h"
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#include "scrnintstr.h"
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#include "cursorstr.h"
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#include "dixstruct.h"
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#include "globals.h"
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#include <X11/extensions/XIproto.h>
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#include "exevents.h"
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#include "extnsionst.h"
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#include "dixevents.h"
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#include "dixgrabs.h"
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#include "dispatch.h"
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#define EXTENSION_EVENT_BASE 64
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#define NoSuchEvent 0x80000000 /* so doesn't match NoEventMask */
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#define StructureAndSubMask ( StructureNotifyMask | SubstructureNotifyMask )
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#define AllButtonsMask ( \
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Button1Mask | Button2Mask | Button3Mask | Button4Mask | Button5Mask )
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#define MotionMask ( \
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PointerMotionMask | Button1MotionMask | \
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Button2MotionMask | Button3MotionMask | Button4MotionMask | \
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Button5MotionMask | ButtonMotionMask )
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#define PropagateMask ( \
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KeyPressMask | KeyReleaseMask | ButtonPressMask | ButtonReleaseMask | \
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MotionMask )
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#define PointerGrabMask ( \
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ButtonPressMask | ButtonReleaseMask | \
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EnterWindowMask | LeaveWindowMask | \
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PointerMotionHintMask | KeymapStateMask | \
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MotionMask )
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#define AllModifiersMask ( \
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ShiftMask | LockMask | ControlMask | Mod1Mask | Mod2Mask | \
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Mod3Mask | Mod4Mask | Mod5Mask )
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#define AllEventMasks (lastEventMask|(lastEventMask-1))
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/*
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* The following relies on the fact that the Button<n>MotionMasks are equal
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* to the corresponding Button<n>Masks from the current modifier/button state.
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*/
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#define Motion_Filter(class) (PointerMotionMask | \
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(class)->state | (class)->motionMask)
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#define WID(w) ((w) ? ((w)->drawable.id) : 0)
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#define XE_KBPTR (xE->u.keyButtonPointer)
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#define rClient(obj) (clients[CLIENT_ID((obj)->resource)])
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_X_EXPORT CallbackListPtr EventCallback;
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_X_EXPORT CallbackListPtr DeviceEventCallback;
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#define DNPMCOUNT 8
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Mask DontPropagateMasks[DNPMCOUNT];
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static int DontPropagateRefCnts[DNPMCOUNT];
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#ifdef DEBUG
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static debug_events = 0;
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#endif
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_X_EXPORT InputInfo inputInfo;
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static struct {
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QdEventPtr pending, *pendtail;
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DeviceIntPtr replayDev; /* kludgy rock to put flag for */
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WindowPtr replayWin; /* ComputeFreezes */
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Bool playingEvents;
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TimeStamp time;
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} syncEvents;
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/*
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* The window trace information is used to avoid having to compute all the
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* windows between the root and the current pointer window each time a button
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* or key goes down. The grabs on each of those windows must be checked.
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*/
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static WindowPtr *spriteTrace = (WindowPtr *) NULL;
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#define ROOT spriteTrace[0]
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static int spriteTraceSize = 0;
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static int spriteTraceGood;
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static struct {
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CursorPtr current;
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BoxRec hotLimits; /* logical constraints of hot spot */
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Bool confined; /* confined to screen */
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RegionPtr hotShape; /* additional logical shape constraint */
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BoxRec physLimits; /* physical constraints of hot spot */
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WindowPtr win; /* window of logical position */
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HotSpot hot; /* logical pointer position */
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HotSpot hotPhys; /* physical pointer position */
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} sprite; /* info about the cursor sprite */
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static void DoEnterLeaveEvents(WindowPtr fromWin, WindowPtr toWin, int mode);
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static WindowPtr XYToWindow(int x, int y);
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extern int lastEvent;
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static Mask lastEventMask;
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#define CantBeFiltered NoEventMask
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static Mask filters[128];
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static const Mask initialFilters[128] = {
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NoSuchEvent, /* 0 */
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NoSuchEvent, /* 1 */
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KeyPressMask, /* KeyPress */
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KeyReleaseMask, /* KeyRelease */
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ButtonPressMask, /* ButtonPress */
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ButtonReleaseMask, /* ButtonRelease */
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PointerMotionMask, /* MotionNotify (initial state) */
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EnterWindowMask, /* EnterNotify */
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LeaveWindowMask, /* LeaveNotify */
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FocusChangeMask, /* FocusIn */
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FocusChangeMask, /* FocusOut */
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KeymapStateMask, /* KeymapNotify */
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ExposureMask, /* Expose */
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CantBeFiltered, /* GraphicsExpose */
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CantBeFiltered, /* NoExpose */
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VisibilityChangeMask, /* VisibilityNotify */
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SubstructureNotifyMask, /* CreateNotify */
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StructureAndSubMask, /* DestroyNotify */
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StructureAndSubMask, /* UnmapNotify */
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StructureAndSubMask, /* MapNotify */
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SubstructureRedirectMask, /* MapRequest */
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StructureAndSubMask, /* ReparentNotify */
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StructureAndSubMask, /* ConfigureNotify */
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SubstructureRedirectMask, /* ConfigureRequest */
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StructureAndSubMask, /* GravityNotify */
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ResizeRedirectMask, /* ResizeRequest */
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StructureAndSubMask, /* CirculateNotify */
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SubstructureRedirectMask, /* CirculateRequest */
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PropertyChangeMask, /* PropertyNotify */
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CantBeFiltered, /* SelectionClear */
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CantBeFiltered, /* SelectionRequest */
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CantBeFiltered, /* SelectionNotify */
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ColormapChangeMask, /* ColormapNotify */
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CantBeFiltered, /* ClientMessage */
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CantBeFiltered /* MappingNotify */
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};
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static CARD8 criticalEvents[32] = {
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0x7c /* key and button events */
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};
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void
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SetMaskForEvent(Mask mask, int event)
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{
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if ((event < LASTEvent) || (event >= 128))
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FatalError("SetMaskForEvent: bogus event number");
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filters[event] = mask;
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}
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_X_EXPORT void
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SetCriticalEvent(int event)
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{
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if (event >= 128)
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FatalError("SetCriticalEvent: bogus event number");
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criticalEvents[event >> 3] |= 1 << (event & 7);
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}
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static void
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SyntheticMotion(int x, int y)
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{
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xEvent xE;
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xE.u.keyButtonPointer.rootX = x;
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xE.u.keyButtonPointer.rootY = y;
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if (syncEvents.playingEvents)
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xE.u.keyButtonPointer.time = syncEvents.time.milliseconds;
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else
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xE.u.keyButtonPointer.time = currentTime.milliseconds;
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xE.u.u.type = MotionNotify;
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(*inputInfo.pointer->public.processInputProc) (&xE, inputInfo.pointer, 1);
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}
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static void
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ConfineToShape(RegionPtr shape, int *px, int *py)
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{
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BoxRec box;
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int x = *px, y = *py;
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int incx = 1, incy = 1;
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if (POINT_IN_REGION(shape, x, y, &box))
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return;
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box = *REGION_EXTENTS(shape);
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/* this is rather crude */
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do {
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x += incx;
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if (x >= box.x2) {
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incx = -1;
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x = *px - 1;
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}
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else if (x < box.x1) {
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incx = 1;
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x = *px;
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y += incy;
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if (y >= box.y2) {
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incy = -1;
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y = *py - 1;
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}
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else if (y < box.y1)
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return; /* should never get here! */
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}
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} while (!POINT_IN_REGION(shape, x, y, &box));
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*px = x;
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*py = y;
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}
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static void
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CheckPhysLimits(CursorPtr cursor,
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Bool generateEvents, Bool confineToScreen, ScreenPtr pScreen)
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{
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HotSpot new;
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if (!cursor)
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return;
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new = sprite.hotPhys;
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if (pScreen)
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new.pScreen = pScreen;
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else
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pScreen = new.pScreen;
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(*pScreen->CursorLimits) (pScreen, cursor, &sprite.hotLimits,
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&sprite.physLimits);
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sprite.confined = confineToScreen;
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(*pScreen->ConstrainCursor) (pScreen, &sprite.physLimits);
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if (new.x < sprite.physLimits.x1)
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new.x = sprite.physLimits.x1;
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else if (new.x >= sprite.physLimits.x2)
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new.x = sprite.physLimits.x2 - 1;
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if (new.y < sprite.physLimits.y1)
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new.y = sprite.physLimits.y1;
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else if (new.y >= sprite.physLimits.y2)
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new.y = sprite.physLimits.y2 - 1;
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if (sprite.hotShape)
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ConfineToShape(sprite.hotShape, &new.x, &new.y);
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if ((pScreen != sprite.hotPhys.pScreen) ||
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(new.x != sprite.hotPhys.x) || (new.y != sprite.hotPhys.y)) {
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if (pScreen != sprite.hotPhys.pScreen)
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sprite.hotPhys = new;
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(*pScreen->SetCursorPosition) (pScreen, new.x, new.y, generateEvents);
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if (!generateEvents)
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SyntheticMotion(new.x, new.y);
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}
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}
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static void
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CheckVirtualMotion(register QdEventPtr qe, register WindowPtr pWin)
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{
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if (qe) {
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sprite.hot.pScreen = qe->pScreen;
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sprite.hot.x = qe->event->u.keyButtonPointer.rootX;
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sprite.hot.y = qe->event->u.keyButtonPointer.rootY;
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pWin = inputInfo.pointer->grab ? inputInfo.pointer->grab->confineTo :
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NullWindow;
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}
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if (pWin) {
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BoxRec lims;
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if (sprite.hot.pScreen != pWin->drawable.pScreen) {
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sprite.hot.pScreen = pWin->drawable.pScreen;
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sprite.hot.x = sprite.hot.y = 0;
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}
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lims = *REGION_EXTENTS(&pWin->borderSize);
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if (sprite.hot.x < lims.x1)
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sprite.hot.x = lims.x1;
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else if (sprite.hot.x >= lims.x2)
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sprite.hot.x = lims.x2 - 1;
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if (sprite.hot.y < lims.y1)
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sprite.hot.y = lims.y1;
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else if (sprite.hot.y >= lims.y2)
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sprite.hot.y = lims.y2 - 1;
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if (wBoundingShape(pWin))
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ConfineToShape(&pWin->borderSize, &sprite.hot.x, &sprite.hot.y);
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if (qe) {
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qe->pScreen = sprite.hot.pScreen;
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qe->event->u.keyButtonPointer.rootX = sprite.hot.x;
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qe->event->u.keyButtonPointer.rootY = sprite.hot.y;
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}
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}
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ROOT = WindowTable[sprite.hot.pScreen->myNum];
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}
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static void
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ConfineCursorToWindow(WindowPtr pWin, Bool generateEvents, Bool confineToScreen)
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{
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ScreenPtr pScreen = pWin->drawable.pScreen;
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if (syncEvents.playingEvents) {
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CheckVirtualMotion((QdEventPtr) NULL, pWin);
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SyntheticMotion(sprite.hot.x, sprite.hot.y);
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}
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else {
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sprite.hotLimits = *REGION_EXTENTS(&pWin->borderSize);
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sprite.hotShape = wBoundingShape(pWin) ? &pWin->borderSize : NullRegion;
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CheckPhysLimits(sprite.current, generateEvents, confineToScreen,
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pScreen);
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}
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}
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_X_EXPORT Bool
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PointerConfinedToScreen()
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{
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return sprite.confined;
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}
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static void
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ChangeToCursor(CursorPtr cursor)
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{
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if (cursor != sprite.current) {
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if ((sprite.current->bits->xhot != cursor->bits->xhot) ||
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(sprite.current->bits->yhot != cursor->bits->yhot))
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CheckPhysLimits(cursor, FALSE, sprite.confined, (ScreenPtr) NULL);
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(*sprite.hotPhys.pScreen->DisplayCursor) (sprite.hotPhys.pScreen,
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cursor);
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FreeCursor(sprite.current, (Cursor) 0);
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sprite.current = cursor;
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sprite.current->refcnt++;
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}
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}
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|
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/* returns true if b is a descendent of a */
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Bool
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IsParent(register WindowPtr a, register WindowPtr b)
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{
|
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for (b = b->parent; b; b = b->parent)
|
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if (b == a)
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return TRUE;
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return FALSE;
|
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}
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|
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static void
|
|
PostNewCursor(void)
|
|
{
|
|
WindowPtr win;
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|
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GrabPtr grab = inputInfo.pointer->grab;
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|
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if (syncEvents.playingEvents)
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return;
|
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if (grab) {
|
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if (grab->cursor) {
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ChangeToCursor(grab->cursor);
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return;
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}
|
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if (IsParent(grab->window, sprite.win))
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win = sprite.win;
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else
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win = grab->window;
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}
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else
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win = sprite.win;
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for (; win; win = win->parent)
|
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if (win->optional && win->optional->cursor != NullCursor) {
|
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ChangeToCursor(win->optional->cursor);
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return;
|
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}
|
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}
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|
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_X_EXPORT WindowPtr
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GetCurrentRootWindow()
|
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{
|
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return ROOT;
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}
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|
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_X_EXPORT WindowPtr
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GetSpriteWindow()
|
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{
|
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return sprite.win;
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}
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|
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_X_EXPORT CursorPtr
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GetSpriteCursor()
|
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{
|
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return sprite.current;
|
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}
|
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|
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_X_EXPORT void
|
|
GetSpritePosition(int *px, int *py)
|
|
{
|
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*px = sprite.hotPhys.x;
|
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*py = sprite.hotPhys.y;
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}
|
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|
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|
|
#define TIMESLOP (5 * 60 * 1000) /* 5 minutes */
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|
|
static void
|
|
MonthChangedOrBadTime(register xEvent *xE)
|
|
{
|
|
/* If the ddx/OS is careless about not processing timestamped events from
|
|
* different sources in sorted order, then it's possible for time to go
|
|
* backwards when it should not. Here we ensure a decent time.
|
|
*/
|
|
if ((currentTime.milliseconds - XE_KBPTR.time) > TIMESLOP)
|
|
currentTime.months++;
|
|
else
|
|
XE_KBPTR.time = currentTime.milliseconds;
|
|
}
|
|
|
|
#define NoticeTime(xE) { \
|
|
if ((xE)->u.keyButtonPointer.time < currentTime.milliseconds) \
|
|
MonthChangedOrBadTime(xE); \
|
|
currentTime.milliseconds = (xE)->u.keyButtonPointer.time; \
|
|
lastDeviceEventTime = currentTime; }
|
|
|
|
void
|
|
NoticeEventTime(register xEvent *xE)
|
|
{
|
|
if (!syncEvents.playingEvents)
|
|
NoticeTime(xE);
|
|
}
|
|
|
|
/**************************************************************************
|
|
* The following procedures deal with synchronous events *
|
|
**************************************************************************/
|
|
|
|
void
|
|
EnqueueEvent(xEvent *xE, DeviceIntPtr device, int count)
|
|
{
|
|
QdEventPtr tail = *syncEvents.pendtail;
|
|
|
|
QdEventPtr qe;
|
|
|
|
xEvent *qxE;
|
|
|
|
NoticeTime(xE);
|
|
|
|
|
|
if (DeviceEventCallback) {
|
|
DeviceEventInfoRec eventinfo;
|
|
|
|
/* The RECORD spec says that the root window field of motion events
|
|
* must be valid. At this point, it hasn't been filled in yet, so
|
|
* we do it here. The long expression below is necessary to get
|
|
* the current root window; the apparently reasonable alternative
|
|
* GetCurrentRootWindow()->drawable.id doesn't give you the right
|
|
* answer on the first motion event after a screen change because
|
|
* the data that GetCurrentRootWindow relies on hasn't been
|
|
* updated yet.
|
|
*/
|
|
if (xE->u.u.type == MotionNotify)
|
|
XE_KBPTR.root =
|
|
WindowTable[sprite.hotPhys.pScreen->myNum]->drawable.id;
|
|
eventinfo.events = xE;
|
|
eventinfo.count = count;
|
|
CallCallbacks(&DeviceEventCallback, (pointer) &eventinfo);
|
|
}
|
|
if (xE->u.u.type == MotionNotify) {
|
|
sprite.hotPhys.x = XE_KBPTR.rootX;
|
|
sprite.hotPhys.y = XE_KBPTR.rootY;
|
|
/* do motion compression */
|
|
if (tail &&
|
|
(tail->event->u.u.type == MotionNotify) &&
|
|
(tail->pScreen == sprite.hotPhys.pScreen)) {
|
|
tail->event->u.keyButtonPointer.rootX = sprite.hotPhys.x;
|
|
tail->event->u.keyButtonPointer.rootY = sprite.hotPhys.y;
|
|
tail->event->u.keyButtonPointer.time = XE_KBPTR.time;
|
|
tail->months = currentTime.months;
|
|
return;
|
|
}
|
|
}
|
|
qe = malloc(sizeof(QdEventRec) + (count * sizeof(xEvent)));
|
|
if (!qe)
|
|
return;
|
|
qe->next = (QdEventPtr) NULL;
|
|
qe->device = device;
|
|
qe->pScreen = sprite.hotPhys.pScreen;
|
|
qe->months = currentTime.months;
|
|
qe->event = (xEvent *) (qe + 1);
|
|
qe->evcount = count;
|
|
for (qxE = qe->event; --count >= 0; qxE++, xE++)
|
|
*qxE = *xE;
|
|
if (tail)
|
|
syncEvents.pendtail = &tail->next;
|
|
*syncEvents.pendtail = qe;
|
|
}
|
|
|
|
static void
|
|
PlayReleasedEvents(void)
|
|
{
|
|
QdEventPtr *prev, qe;
|
|
|
|
DeviceIntPtr dev;
|
|
|
|
prev = &syncEvents.pending;
|
|
while ((qe = *prev)) {
|
|
if (!qe->device->sync.frozen) {
|
|
*prev = qe->next;
|
|
if (*syncEvents.pendtail == *prev)
|
|
syncEvents.pendtail = prev;
|
|
if (qe->event->u.u.type == MotionNotify)
|
|
CheckVirtualMotion(qe, NullWindow);
|
|
syncEvents.time.months = qe->months;
|
|
syncEvents.time.milliseconds = qe->event->u.keyButtonPointer.time;
|
|
(*qe->device->public.processInputProc) (qe->event, qe->device,
|
|
qe->evcount);
|
|
free(qe);
|
|
for (dev = inputInfo.devices; dev && dev->sync.frozen;
|
|
dev = dev->next);
|
|
if (!dev)
|
|
break;
|
|
/* Playing the event may have unfrozen another device. */
|
|
/* So to play it safe, restart at the head of the queue */
|
|
prev = &syncEvents.pending;
|
|
}
|
|
else
|
|
prev = &qe->next;
|
|
}
|
|
}
|
|
|
|
static void
|
|
FreezeThaw(register DeviceIntPtr dev, Bool frozen)
|
|
{
|
|
dev->sync.frozen = frozen;
|
|
if (frozen)
|
|
dev->public.processInputProc = dev->public.enqueueInputProc;
|
|
else
|
|
dev->public.processInputProc = dev->public.realInputProc;
|
|
}
|
|
|
|
void
|
|
ComputeFreezes()
|
|
{
|
|
DeviceIntPtr replayDev = syncEvents.replayDev;
|
|
|
|
int i;
|
|
|
|
WindowPtr w;
|
|
|
|
xEvent *xE;
|
|
|
|
int count;
|
|
|
|
GrabPtr grab;
|
|
|
|
DeviceIntPtr dev;
|
|
|
|
for (dev = inputInfo.devices; dev; dev = dev->next)
|
|
FreezeThaw(dev, dev->sync.other || (dev->sync.state >= FROZEN));
|
|
if (syncEvents.playingEvents || (!replayDev && !syncEvents.pending))
|
|
return;
|
|
syncEvents.playingEvents = TRUE;
|
|
if (replayDev) {
|
|
xE = replayDev->sync.event;
|
|
count = replayDev->sync.evcount;
|
|
syncEvents.replayDev = (DeviceIntPtr) NULL;
|
|
|
|
w = XYToWindow(XE_KBPTR.rootX, XE_KBPTR.rootY);
|
|
for (i = 0; i < spriteTraceGood; i++) {
|
|
if (syncEvents.replayWin == spriteTrace[i]) {
|
|
if (!CheckDeviceGrabs(replayDev, xE, i + 1, count)) {
|
|
if (replayDev->focus)
|
|
DeliverFocusedEvent(replayDev, xE, w, count);
|
|
else
|
|
DeliverDeviceEvents(w, xE, NullGrab, NullWindow,
|
|
replayDev, count);
|
|
}
|
|
goto playmore;
|
|
}
|
|
}
|
|
/* must not still be in the same stack */
|
|
if (replayDev->focus)
|
|
DeliverFocusedEvent(replayDev, xE, w, count);
|
|
else
|
|
DeliverDeviceEvents(w, xE, NullGrab, NullWindow, replayDev, count);
|
|
}
|
|
playmore:
|
|
for (dev = inputInfo.devices; dev; dev = dev->next) {
|
|
if (!dev->sync.frozen) {
|
|
PlayReleasedEvents();
|
|
break;
|
|
}
|
|
}
|
|
syncEvents.playingEvents = FALSE;
|
|
/* the following may have been skipped during replay, so do it now */
|
|
if ((grab = inputInfo.pointer->grab) &&grab->confineTo) {
|
|
if (grab->confineTo->drawable.pScreen != sprite.hotPhys.pScreen)
|
|
sprite.hotPhys.x = sprite.hotPhys.y = 0;
|
|
ConfineCursorToWindow(grab->confineTo, TRUE, TRUE);
|
|
}
|
|
else
|
|
ConfineCursorToWindow(WindowTable[sprite.hotPhys.pScreen->myNum],
|
|
TRUE, FALSE);
|
|
PostNewCursor();
|
|
}
|
|
|
|
void
|
|
ScreenRestructured(ScreenPtr pScreen)
|
|
{
|
|
GrabPtr grab;
|
|
|
|
if ((grab = inputInfo.pointer->grab) &&grab->confineTo) {
|
|
if (grab->confineTo->drawable.pScreen != sprite.hotPhys.pScreen)
|
|
sprite.hotPhys.x = sprite.hotPhys.y = 0;
|
|
ConfineCursorToWindow(grab->confineTo, TRUE, TRUE);
|
|
}
|
|
else
|
|
ConfineCursorToWindow(WindowTable[sprite.hotPhys.pScreen->myNum],
|
|
TRUE, FALSE);
|
|
}
|
|
|
|
void
|
|
CheckGrabForSyncs(register DeviceIntPtr thisDev, Bool thisMode, Bool otherMode)
|
|
{
|
|
GrabPtr grab = thisDev->grab;
|
|
|
|
DeviceIntPtr dev;
|
|
|
|
if (thisMode == GrabModeSync)
|
|
thisDev->sync.state = FROZEN_NO_EVENT;
|
|
else { /* free both if same client owns both */
|
|
thisDev->sync.state = THAWED;
|
|
if (thisDev->sync.other &&
|
|
(CLIENT_BITS(thisDev->sync.other->resource) ==
|
|
CLIENT_BITS(grab->resource)))
|
|
thisDev->sync.other = NullGrab;
|
|
}
|
|
for (dev = inputInfo.devices; dev; dev = dev->next) {
|
|
if (dev != thisDev) {
|
|
if (otherMode == GrabModeSync)
|
|
dev->sync.other = grab;
|
|
else { /* free both if same client owns both */
|
|
if (dev->sync.other &&
|
|
(CLIENT_BITS(dev->sync.other->resource) ==
|
|
CLIENT_BITS(grab->resource)))
|
|
dev->sync.other = NullGrab;
|
|
}
|
|
}
|
|
}
|
|
ComputeFreezes();
|
|
}
|
|
|
|
void
|
|
ActivatePointerGrab(register DeviceIntPtr mouse, register GrabPtr grab,
|
|
TimeStamp time, Bool autoGrab)
|
|
{
|
|
WindowPtr oldWin = (mouse->grab) ? mouse->grab->window : sprite.win;
|
|
|
|
if (grab->confineTo) {
|
|
if (grab->confineTo->drawable.pScreen != sprite.hotPhys.pScreen)
|
|
sprite.hotPhys.x = sprite.hotPhys.y = 0;
|
|
ConfineCursorToWindow(grab->confineTo, FALSE, TRUE);
|
|
}
|
|
DoEnterLeaveEvents(oldWin, grab->window, NotifyGrab);
|
|
mouse->valuator->motionHintWindow = NullWindow;
|
|
if (syncEvents.playingEvents)
|
|
mouse->grabTime = syncEvents.time;
|
|
else
|
|
mouse->grabTime = time;
|
|
if (grab->cursor)
|
|
grab->cursor->refcnt++;
|
|
mouse->activeGrab = *grab;
|
|
mouse->grab = &mouse->activeGrab;
|
|
mouse->fromPassiveGrab = autoGrab;
|
|
PostNewCursor();
|
|
CheckGrabForSyncs(mouse, (Bool) grab->pointerMode,
|
|
(Bool) grab->keyboardMode);
|
|
}
|
|
|
|
void
|
|
DeactivatePointerGrab(register DeviceIntPtr mouse)
|
|
{
|
|
GrabPtr grab = mouse->grab;
|
|
|
|
DeviceIntPtr dev;
|
|
|
|
mouse->valuator->motionHintWindow = NullWindow;
|
|
mouse->grab = NullGrab;
|
|
mouse->sync.state = NOT_GRABBED;
|
|
mouse->fromPassiveGrab = FALSE;
|
|
for (dev = inputInfo.devices; dev; dev = dev->next) {
|
|
if (dev->sync.other == grab)
|
|
dev->sync.other = NullGrab;
|
|
}
|
|
DoEnterLeaveEvents(grab->window, sprite.win, NotifyUngrab);
|
|
if (grab->confineTo)
|
|
ConfineCursorToWindow(ROOT, FALSE, FALSE);
|
|
PostNewCursor();
|
|
if (grab->cursor)
|
|
FreeCursor(grab->cursor, (Cursor) 0);
|
|
ComputeFreezes();
|
|
}
|
|
|
|
void
|
|
ActivateKeyboardGrab(register DeviceIntPtr keybd, GrabPtr grab, TimeStamp time,
|
|
Bool passive)
|
|
{
|
|
WindowPtr oldWin;
|
|
|
|
if (keybd->grab)
|
|
oldWin = keybd->grab->window;
|
|
else if (keybd->focus)
|
|
oldWin = keybd->focus->win;
|
|
else
|
|
oldWin = sprite.win;
|
|
if (oldWin == FollowKeyboardWin)
|
|
oldWin = inputInfo.keyboard->focus->win;
|
|
if (keybd->valuator)
|
|
keybd->valuator->motionHintWindow = NullWindow;
|
|
DoFocusEvents(keybd, oldWin, grab->window, NotifyGrab);
|
|
if (syncEvents.playingEvents)
|
|
keybd->grabTime = syncEvents.time;
|
|
else
|
|
keybd->grabTime = time;
|
|
keybd->activeGrab = *grab;
|
|
keybd->grab = &keybd->activeGrab;
|
|
keybd->fromPassiveGrab = passive;
|
|
CheckGrabForSyncs(keybd, (Bool) grab->keyboardMode,
|
|
(Bool) grab->pointerMode);
|
|
}
|
|
|
|
void
|
|
DeactivateKeyboardGrab(register DeviceIntPtr keybd)
|
|
{
|
|
GrabPtr grab = keybd->grab;
|
|
|
|
DeviceIntPtr dev;
|
|
|
|
WindowPtr focusWin = keybd->focus ? keybd->focus->win : sprite.win;
|
|
|
|
if (focusWin == FollowKeyboardWin)
|
|
focusWin = inputInfo.keyboard->focus->win;
|
|
if (keybd->valuator)
|
|
keybd->valuator->motionHintWindow = NullWindow;
|
|
keybd->grab = NullGrab;
|
|
keybd->sync.state = NOT_GRABBED;
|
|
keybd->fromPassiveGrab = FALSE;
|
|
for (dev = inputInfo.devices; dev; dev = dev->next) {
|
|
if (dev->sync.other == grab)
|
|
dev->sync.other = NullGrab;
|
|
}
|
|
DoFocusEvents(keybd, grab->window, focusWin, NotifyUngrab);
|
|
ComputeFreezes();
|
|
}
|
|
|
|
void
|
|
AllowSome(ClientPtr client, TimeStamp time, DeviceIntPtr thisDev, int newState)
|
|
{
|
|
Bool thisGrabbed, otherGrabbed, othersFrozen, thisSynced;
|
|
|
|
TimeStamp grabTime;
|
|
|
|
DeviceIntPtr dev;
|
|
|
|
thisGrabbed = thisDev->grab && SameClient(thisDev->grab, client);
|
|
thisSynced = FALSE;
|
|
otherGrabbed = FALSE;
|
|
othersFrozen = TRUE;
|
|
grabTime = thisDev->grabTime;
|
|
for (dev = inputInfo.devices; dev; dev = dev->next) {
|
|
if (dev == thisDev)
|
|
continue;
|
|
if (dev->grab && SameClient(dev->grab, client)) {
|
|
if (!(thisGrabbed || otherGrabbed) ||
|
|
(CompareTimeStamps(dev->grabTime, grabTime) == LATER))
|
|
grabTime = dev->grabTime;
|
|
otherGrabbed = TRUE;
|
|
if (thisDev->sync.other == dev->grab)
|
|
thisSynced = TRUE;
|
|
if (dev->sync.state < FROZEN)
|
|
othersFrozen = FALSE;
|
|
}
|
|
else if (!dev->sync.other || !SameClient(dev->sync.other, client))
|
|
othersFrozen = FALSE;
|
|
}
|
|
if (!((thisGrabbed && thisDev->sync.state >= FROZEN) || thisSynced))
|
|
return;
|
|
if ((CompareTimeStamps(time, currentTime) == LATER) ||
|
|
(CompareTimeStamps(time, grabTime) == EARLIER))
|
|
return;
|
|
switch (newState) {
|
|
case THAWED: /* Async */
|
|
if (thisGrabbed)
|
|
thisDev->sync.state = THAWED;
|
|
if (thisSynced)
|
|
thisDev->sync.other = NullGrab;
|
|
ComputeFreezes();
|
|
break;
|
|
case FREEZE_NEXT_EVENT: /* Sync */
|
|
if (thisGrabbed) {
|
|
thisDev->sync.state = FREEZE_NEXT_EVENT;
|
|
if (thisSynced)
|
|
thisDev->sync.other = NullGrab;
|
|
ComputeFreezes();
|
|
}
|
|
break;
|
|
case THAWED_BOTH: /* AsyncBoth */
|
|
if (othersFrozen) {
|
|
for (dev = inputInfo.devices; dev; dev = dev->next) {
|
|
if (dev->grab && SameClient(dev->grab, client))
|
|
dev->sync.state = THAWED;
|
|
if (dev->sync.other && SameClient(dev->sync.other, client))
|
|
dev->sync.other = NullGrab;
|
|
}
|
|
ComputeFreezes();
|
|
}
|
|
break;
|
|
case FREEZE_BOTH_NEXT_EVENT: /* SyncBoth */
|
|
if (othersFrozen) {
|
|
for (dev = inputInfo.devices; dev; dev = dev->next) {
|
|
if (dev->grab && SameClient(dev->grab, client))
|
|
dev->sync.state = FREEZE_BOTH_NEXT_EVENT;
|
|
if (dev->sync.other && SameClient(dev->sync.other, client))
|
|
dev->sync.other = NullGrab;
|
|
}
|
|
ComputeFreezes();
|
|
}
|
|
break;
|
|
case NOT_GRABBED: /* Replay */
|
|
if (thisGrabbed && thisDev->sync.state == FROZEN_WITH_EVENT) {
|
|
if (thisSynced)
|
|
thisDev->sync.other = NullGrab;
|
|
syncEvents.replayDev = thisDev;
|
|
syncEvents.replayWin = thisDev->grab->window;
|
|
(*thisDev->DeactivateGrab) (thisDev);
|
|
syncEvents.replayDev = (DeviceIntPtr) NULL;
|
|
}
|
|
break;
|
|
case THAW_OTHERS: /* AsyncOthers */
|
|
if (othersFrozen) {
|
|
for (dev = inputInfo.devices; dev; dev = dev->next) {
|
|
if (dev == thisDev)
|
|
continue;
|
|
if (dev->grab && SameClient(dev->grab, client))
|
|
dev->sync.state = THAWED;
|
|
if (dev->sync.other && SameClient(dev->sync.other, client))
|
|
dev->sync.other = NullGrab;
|
|
}
|
|
ComputeFreezes();
|
|
}
|
|
break;
|
|
}
|
|
}
|
|
|
|
int
|
|
ProcAllowEvents(register ClientPtr client)
|
|
{
|
|
TimeStamp time;
|
|
|
|
DeviceIntPtr mouse = inputInfo.pointer;
|
|
|
|
DeviceIntPtr keybd = inputInfo.keyboard;
|
|
|
|
REQUEST(xAllowEventsReq);
|
|
|
|
REQUEST_SIZE_MATCH(xAllowEventsReq);
|
|
time = ClientTimeToServerTime(stuff->time);
|
|
switch (stuff->mode) {
|
|
case ReplayPointer:
|
|
AllowSome(client, time, mouse, NOT_GRABBED);
|
|
break;
|
|
case SyncPointer:
|
|
AllowSome(client, time, mouse, FREEZE_NEXT_EVENT);
|
|
break;
|
|
case AsyncPointer:
|
|
AllowSome(client, time, mouse, THAWED);
|
|
break;
|
|
case ReplayKeyboard:
|
|
AllowSome(client, time, keybd, NOT_GRABBED);
|
|
break;
|
|
case SyncKeyboard:
|
|
AllowSome(client, time, keybd, FREEZE_NEXT_EVENT);
|
|
break;
|
|
case AsyncKeyboard:
|
|
AllowSome(client, time, keybd, THAWED);
|
|
break;
|
|
case SyncBoth:
|
|
AllowSome(client, time, keybd, FREEZE_BOTH_NEXT_EVENT);
|
|
break;
|
|
case AsyncBoth:
|
|
AllowSome(client, time, keybd, THAWED_BOTH);
|
|
break;
|
|
default:
|
|
client->errorValue = stuff->mode;
|
|
return BadValue;
|
|
}
|
|
return Success;
|
|
}
|
|
|
|
void
|
|
ReleaseActiveGrabs(ClientPtr client)
|
|
{
|
|
DeviceIntPtr dev;
|
|
|
|
Bool done;
|
|
|
|
/* XXX CloseDownClient should remove passive grabs before
|
|
* releasing active grabs.
|
|
*/
|
|
do {
|
|
done = TRUE;
|
|
for (dev = inputInfo.devices; dev; dev = dev->next) {
|
|
if (dev->grab && SameClient(dev->grab, client)) {
|
|
(*dev->DeactivateGrab) (dev);
|
|
done = FALSE;
|
|
}
|
|
}
|
|
} while (!done);
|
|
}
|
|
|
|
/**************************************************************************
|
|
* The following procedures deal with delivering events *
|
|
**************************************************************************/
|
|
|
|
_X_EXPORT int
|
|
TryClientEvents(ClientPtr client, xEvent *pEvents, int count, Mask mask,
|
|
Mask filter, GrabPtr grab)
|
|
{
|
|
int type;
|
|
|
|
#ifdef DEBUG
|
|
if (debug_events)
|
|
ErrorF("Event([%d, %d], mask=0x%x), client=%d",
|
|
pEvents->u.u.type, pEvents->u.u.detail, mask, client->index);
|
|
#endif
|
|
if ((client) && (client != serverClient) && (!client->clientGone) &&
|
|
((filter == CantBeFiltered) || (mask & filter))) {
|
|
if (grab && !SameClient(grab, client))
|
|
return -1; /* don't send, but notify caller */
|
|
type = pEvents->u.u.type;
|
|
if (type == MotionNotify) {
|
|
if (mask & PointerMotionHintMask) {
|
|
if (WID(inputInfo.pointer->valuator->motionHintWindow) ==
|
|
pEvents->u.keyButtonPointer.event) {
|
|
#ifdef DEBUG
|
|
if (debug_events)
|
|
ErrorF("\n");
|
|
fprintf(stderr,
|
|
"motionHintWindow == keyButtonPointer.event\n");
|
|
#endif
|
|
return 1; /* don't send, but pretend we did */
|
|
}
|
|
pEvents->u.u.detail = NotifyHint;
|
|
}
|
|
else {
|
|
pEvents->u.u.detail = NotifyNormal;
|
|
}
|
|
}
|
|
|
|
if (BitIsOn(criticalEvents, type)) {
|
|
#ifdef SMART_SCHEDULE
|
|
if (client->smart_priority < SMART_MAX_PRIORITY)
|
|
client->smart_priority++;
|
|
#endif
|
|
SetCriticalOutputPending();
|
|
}
|
|
|
|
WriteEventsToClient(client, count, pEvents);
|
|
#ifdef DEBUG
|
|
if (debug_events)
|
|
ErrorF(" delivered\n");
|
|
#endif
|
|
return 1;
|
|
}
|
|
else {
|
|
#ifdef DEBUG
|
|
if (debug_events)
|
|
ErrorF("\n");
|
|
#endif
|
|
return 0;
|
|
}
|
|
}
|
|
|
|
int
|
|
DeliverEventsToWindow(register WindowPtr pWin, xEvent *pEvents, int count,
|
|
Mask filter, GrabPtr grab, int mskidx)
|
|
{
|
|
int deliveries = 0, nondeliveries = 0;
|
|
|
|
int attempt;
|
|
|
|
InputClients *other;
|
|
|
|
ClientPtr client = NullClient;
|
|
|
|
Mask deliveryMask = 0; /* If a grab occurs due to a button press, then
|
|
this mask is the mask of the grab. */
|
|
int type = pEvents->u.u.type;
|
|
|
|
/* CantBeFiltered means only window owner gets the event */
|
|
if ((filter == CantBeFiltered) || !(type & EXTENSION_EVENT_BASE)) {
|
|
/* if nobody ever wants to see this event, skip some work */
|
|
if (filter != CantBeFiltered &&
|
|
!((wOtherEventMasks(pWin) | pWin->eventMask) & filter))
|
|
return 0;
|
|
if ((attempt = TryClientEvents(wClient(pWin), pEvents, count,
|
|
pWin->eventMask, filter, grab))) {
|
|
if (attempt > 0) {
|
|
deliveries++;
|
|
client = wClient(pWin);
|
|
deliveryMask = pWin->eventMask;
|
|
}
|
|
else
|
|
nondeliveries--;
|
|
}
|
|
}
|
|
if (filter != CantBeFiltered) {
|
|
if (type & EXTENSION_EVENT_BASE) {
|
|
OtherInputMasks *inputMasks;
|
|
|
|
inputMasks = wOtherInputMasks(pWin);
|
|
if (!inputMasks || !(inputMasks->inputEvents[mskidx] & filter))
|
|
return 0;
|
|
other = inputMasks->inputClients;
|
|
}
|
|
else
|
|
other = (InputClients *) wOtherClients(pWin);
|
|
for (; other; other = other->next) {
|
|
if ((attempt = TryClientEvents(rClient(other), pEvents, count,
|
|
other->mask[mskidx], filter, grab)))
|
|
{
|
|
if (attempt > 0) {
|
|
deliveries++;
|
|
client = rClient(other);
|
|
deliveryMask = other->mask[mskidx];
|
|
}
|
|
else
|
|
nondeliveries--;
|
|
}
|
|
}
|
|
}
|
|
if ((type == ButtonPress) && deliveries && (!grab)) {
|
|
GrabRec tempGrab;
|
|
|
|
tempGrab.device = inputInfo.pointer;
|
|
|
|
tempGrab.resource = client->clientAsMask;
|
|
tempGrab.window = pWin;
|
|
tempGrab.ownerEvents =
|
|
(deliveryMask & OwnerGrabButtonMask) ? TRUE : FALSE;
|
|
tempGrab.eventMask = deliveryMask;
|
|
tempGrab.keyboardMode = GrabModeAsync;
|
|
tempGrab.pointerMode = GrabModeAsync;
|
|
tempGrab.confineTo = NullWindow;
|
|
tempGrab.cursor = NullCursor;
|
|
(*inputInfo.pointer->ActivateGrab) (inputInfo.pointer, &tempGrab,
|
|
currentTime, TRUE);
|
|
}
|
|
else if ((type == MotionNotify) && deliveries)
|
|
inputInfo.pointer->valuator->motionHintWindow = pWin;
|
|
|
|
if (deliveries)
|
|
return deliveries;
|
|
return nondeliveries;
|
|
}
|
|
|
|
/* If the event goes to dontClient, don't send it and return 0. if
|
|
send works, return 1 or if send didn't work, return 2.
|
|
Only works for core events.
|
|
*/
|
|
|
|
|
|
int
|
|
MaybeDeliverEventsToClient(register WindowPtr pWin, xEvent *pEvents,
|
|
int count, Mask filter, ClientPtr dontClient)
|
|
{
|
|
OtherClients *other;
|
|
|
|
if (pWin->eventMask & filter) {
|
|
if (wClient(pWin) == dontClient)
|
|
return 0;
|
|
return TryClientEvents(wClient(pWin), pEvents, count,
|
|
pWin->eventMask, filter, NullGrab);
|
|
}
|
|
for (other = wOtherClients(pWin); other; other = other->next) {
|
|
if (other->mask & filter) {
|
|
if (SameClient(other, dontClient))
|
|
return 0;
|
|
return TryClientEvents(rClient(other), pEvents, count,
|
|
other->mask, filter, NullGrab);
|
|
}
|
|
}
|
|
return 2;
|
|
}
|
|
|
|
static void
|
|
FixUpEventFromWindow(xEvent *xE, WindowPtr pWin, Window child, Bool calcChild)
|
|
{
|
|
if (calcChild) {
|
|
WindowPtr w = spriteTrace[spriteTraceGood - 1];
|
|
|
|
/* If the search ends up past the root should the child field be
|
|
set to none or should the value in the argument be passed
|
|
through. It probably doesn't matter since everyone calls
|
|
this function with child == None anyway. */
|
|
|
|
while (w) {
|
|
/* If the source window is same as event window, child should be
|
|
none. Don't bother going all all the way back to the root. */
|
|
|
|
if (w == pWin) {
|
|
child = None;
|
|
break;
|
|
}
|
|
|
|
if (w->parent == pWin) {
|
|
child = w->drawable.id;
|
|
break;
|
|
}
|
|
w = w->parent;
|
|
}
|
|
}
|
|
XE_KBPTR.root = ROOT->drawable.id;
|
|
XE_KBPTR.event = pWin->drawable.id;
|
|
if (sprite.hot.pScreen == pWin->drawable.pScreen) {
|
|
XE_KBPTR.sameScreen = xTrue;
|
|
XE_KBPTR.child = child;
|
|
XE_KBPTR.eventX = XE_KBPTR.rootX - pWin->drawable.x;
|
|
XE_KBPTR.eventY = XE_KBPTR.rootY - pWin->drawable.y;
|
|
}
|
|
else {
|
|
XE_KBPTR.sameScreen = xFalse;
|
|
XE_KBPTR.child = None;
|
|
XE_KBPTR.eventX = 0;
|
|
XE_KBPTR.eventY = 0;
|
|
}
|
|
}
|
|
|
|
int
|
|
DeliverDeviceEvents(register WindowPtr pWin, register xEvent *xE, GrabPtr grab,
|
|
register WindowPtr stopAt, DeviceIntPtr dev, int count)
|
|
{
|
|
Window child = None;
|
|
|
|
int type = xE->u.u.type;
|
|
|
|
Mask filter = filters[type];
|
|
|
|
int deliveries = 0;
|
|
|
|
if (type & EXTENSION_EVENT_BASE) {
|
|
OtherInputMasks *inputMasks;
|
|
|
|
int mskidx = dev->id;
|
|
|
|
inputMasks = wOtherInputMasks(pWin);
|
|
if (inputMasks && !(filter & inputMasks->deliverableEvents[mskidx]))
|
|
return 0;
|
|
while (pWin) {
|
|
if (inputMasks && (inputMasks->inputEvents[mskidx] & filter)) {
|
|
FixUpEventFromWindow(xE, pWin, child, FALSE);
|
|
deliveries = DeliverEventsToWindow(pWin, xE, count, filter,
|
|
grab, mskidx);
|
|
if (deliveries > 0)
|
|
return deliveries;
|
|
}
|
|
if ((deliveries < 0) ||
|
|
(pWin == stopAt) ||
|
|
(inputMasks &&
|
|
(filter & inputMasks->dontPropagateMask[mskidx])))
|
|
return 0;
|
|
child = pWin->drawable.id;
|
|
pWin = pWin->parent;
|
|
if (pWin)
|
|
inputMasks = wOtherInputMasks(pWin);
|
|
}
|
|
}
|
|
else {
|
|
if (!(filter & pWin->deliverableEvents))
|
|
return 0;
|
|
while (pWin) {
|
|
if ((wOtherEventMasks(pWin) | pWin->eventMask) & filter) {
|
|
FixUpEventFromWindow(xE, pWin, child, FALSE);
|
|
deliveries = DeliverEventsToWindow(pWin, xE, count, filter,
|
|
grab, 0);
|
|
if (deliveries > 0)
|
|
return deliveries;
|
|
}
|
|
if ((deliveries < 0) ||
|
|
(pWin == stopAt) || (filter & wDontPropagateMask(pWin)))
|
|
return 0;
|
|
child = pWin->drawable.id;
|
|
pWin = pWin->parent;
|
|
}
|
|
}
|
|
return 0;
|
|
}
|
|
|
|
/* not useful for events that propagate up the tree or extension events */
|
|
_X_EXPORT int
|
|
DeliverEvents(register WindowPtr pWin, register xEvent *xE, int count,
|
|
register WindowPtr otherParent)
|
|
{
|
|
Mask filter;
|
|
|
|
int deliveries;
|
|
|
|
|
|
if (!count)
|
|
return 0;
|
|
filter = filters[xE->u.u.type];
|
|
if ((filter & SubstructureNotifyMask) && (xE->u.u.type != CreateNotify))
|
|
xE->u.destroyNotify.event = pWin->drawable.id;
|
|
if (filter != StructureAndSubMask)
|
|
return DeliverEventsToWindow(pWin, xE, count, filter, NullGrab, 0);
|
|
deliveries = DeliverEventsToWindow(pWin, xE, count, StructureNotifyMask,
|
|
NullGrab, 0);
|
|
if (pWin->parent) {
|
|
xE->u.destroyNotify.event = pWin->parent->drawable.id;
|
|
deliveries += DeliverEventsToWindow(pWin->parent, xE, count,
|
|
SubstructureNotifyMask, NullGrab,
|
|
0);
|
|
if (xE->u.u.type == ReparentNotify) {
|
|
xE->u.destroyNotify.event = otherParent->drawable.id;
|
|
deliveries += DeliverEventsToWindow(otherParent, xE, count,
|
|
SubstructureNotifyMask,
|
|
NullGrab, 0);
|
|
}
|
|
}
|
|
return deliveries;
|
|
}
|
|
|
|
static Bool
|
|
PointInBorderSize(WindowPtr pWin, int x, int y)
|
|
{
|
|
BoxRec box;
|
|
|
|
if (POINT_IN_REGION(&pWin->borderSize, x, y, &box))
|
|
return TRUE;
|
|
|
|
return FALSE;
|
|
}
|
|
|
|
static WindowPtr
|
|
XYToWindow(int x, int y)
|
|
{
|
|
WindowPtr pWin;
|
|
|
|
BoxRec box;
|
|
|
|
spriteTraceGood = 1; /* root window still there */
|
|
pWin = ROOT->firstChild;
|
|
while (pWin) {
|
|
if ((pWin->mapped) &&
|
|
(x >= pWin->drawable.x - wBorderWidth(pWin)) &&
|
|
(x < pWin->drawable.x + (int) pWin->drawable.width +
|
|
wBorderWidth(pWin)) &&
|
|
(y >= pWin->drawable.y - wBorderWidth(pWin)) &&
|
|
(y < pWin->drawable.y + (int) pWin->drawable.height +
|
|
wBorderWidth(pWin))
|
|
/* When a window is shaped, a further check
|
|
* is made to see if the point is inside
|
|
* borderSize
|
|
*/
|
|
&& (!wBoundingShape(pWin) || PointInBorderSize(pWin, x, y))
|
|
&& (!wInputShape(pWin) ||
|
|
POINT_IN_REGION(
|
|
wInputShape(pWin),
|
|
x - pWin->drawable.x,
|
|
y - pWin->drawable.y, &box))
|
|
) {
|
|
if (spriteTraceGood >= spriteTraceSize) {
|
|
spriteTraceSize += 10;
|
|
Must_have_memory = TRUE; /* XXX */
|
|
spriteTrace =
|
|
(WindowPtr *) realloc(spriteTrace,
|
|
spriteTraceSize * sizeof(WindowPtr));
|
|
Must_have_memory = FALSE; /* XXX */
|
|
}
|
|
spriteTrace[spriteTraceGood++] = pWin;
|
|
pWin = pWin->firstChild;
|
|
}
|
|
else
|
|
pWin = pWin->nextSib;
|
|
}
|
|
return spriteTrace[spriteTraceGood - 1];
|
|
}
|
|
|
|
static Bool
|
|
CheckMotion(xEvent *xE)
|
|
{
|
|
WindowPtr prevSpriteWin = sprite.win;
|
|
|
|
|
|
if (xE && !syncEvents.playingEvents) {
|
|
if (sprite.hot.pScreen != sprite.hotPhys.pScreen) {
|
|
sprite.hot.pScreen = sprite.hotPhys.pScreen;
|
|
ROOT = WindowTable[sprite.hot.pScreen->myNum];
|
|
}
|
|
sprite.hot.x = XE_KBPTR.rootX;
|
|
sprite.hot.y = XE_KBPTR.rootY;
|
|
if (sprite.hot.x < sprite.physLimits.x1)
|
|
sprite.hot.x = sprite.physLimits.x1;
|
|
else if (sprite.hot.x >= sprite.physLimits.x2)
|
|
sprite.hot.x = sprite.physLimits.x2 - 1;
|
|
if (sprite.hot.y < sprite.physLimits.y1)
|
|
sprite.hot.y = sprite.physLimits.y1;
|
|
else if (sprite.hot.y >= sprite.physLimits.y2)
|
|
sprite.hot.y = sprite.physLimits.y2 - 1;
|
|
if (sprite.hotShape)
|
|
ConfineToShape(sprite.hotShape, &sprite.hot.x, &sprite.hot.y);
|
|
sprite.hotPhys = sprite.hot;
|
|
if ((sprite.hotPhys.x != XE_KBPTR.rootX) ||
|
|
(sprite.hotPhys.y != XE_KBPTR.rootY)) {
|
|
(*sprite.hotPhys.pScreen->SetCursorPosition) (sprite.hotPhys.
|
|
pScreen,
|
|
sprite.hotPhys.x,
|
|
sprite.hotPhys.y,
|
|
FALSE);
|
|
}
|
|
XE_KBPTR.rootX = sprite.hot.x;
|
|
XE_KBPTR.rootY = sprite.hot.y;
|
|
}
|
|
|
|
sprite.win = XYToWindow(sprite.hot.x, sprite.hot.y);
|
|
#ifdef notyet
|
|
if (!(sprite.win->deliverableEvents &
|
|
Motion_Filter(inputInfo.pointer->button))
|
|
! syncEvents.playingEvents) {
|
|
/* XXX Do PointerNonInterestBox here */
|
|
}
|
|
#endif
|
|
if (sprite.win != prevSpriteWin) {
|
|
if (prevSpriteWin != NullWindow) {
|
|
if (!xE)
|
|
UpdateCurrentTimeIf();
|
|
DoEnterLeaveEvents(prevSpriteWin, sprite.win, NotifyNormal);
|
|
}
|
|
PostNewCursor();
|
|
return FALSE;
|
|
}
|
|
return TRUE;
|
|
}
|
|
|
|
_X_EXPORT void
|
|
WindowsRestructured()
|
|
{
|
|
(void) CheckMotion((xEvent *) NULL);
|
|
}
|
|
|
|
|
|
void
|
|
DefineInitialRootWindow(register WindowPtr win)
|
|
{
|
|
ScreenPtr pScreen = win->drawable.pScreen;
|
|
|
|
sprite.hotPhys.pScreen = pScreen;
|
|
sprite.hotPhys.x = pScreen->width / 2;
|
|
sprite.hotPhys.y = pScreen->height / 2;
|
|
sprite.hot = sprite.hotPhys;
|
|
sprite.hotLimits.x2 = pScreen->width;
|
|
sprite.hotLimits.y2 = pScreen->height;
|
|
sprite.win = win;
|
|
sprite.current = wCursor(win);
|
|
sprite.current->refcnt++;
|
|
spriteTraceGood = 1;
|
|
ROOT = win;
|
|
(*pScreen->CursorLimits) (pScreen, sprite.current, &sprite.hotLimits,
|
|
&sprite.physLimits);
|
|
sprite.confined = FALSE;
|
|
(*pScreen->ConstrainCursor) (pScreen, &sprite.physLimits);
|
|
(*pScreen->SetCursorPosition) (pScreen, sprite.hot.x, sprite.hot.y, FALSE);
|
|
(*pScreen->DisplayCursor) (pScreen, sprite.current);
|
|
|
|
}
|
|
|
|
/*
|
|
* This does not take any shortcuts, and even ignores its argument, since
|
|
* it does not happen very often, and one has to walk up the tree since
|
|
* this might be a newly instantiated cursor for an intermediate window
|
|
* between the one the pointer is in and the one that the last cursor was
|
|
* instantiated from.
|
|
*/
|
|
void
|
|
WindowHasNewCursor(WindowPtr pWin)
|
|
{
|
|
PostNewCursor();
|
|
}
|
|
|
|
_X_EXPORT void
|
|
NewCurrentScreen(ScreenPtr newScreen, int x, int y)
|
|
{
|
|
sprite.hotPhys.x = x;
|
|
sprite.hotPhys.y = y;
|
|
if (newScreen != sprite.hotPhys.pScreen)
|
|
ConfineCursorToWindow(WindowTable[newScreen->myNum], TRUE, FALSE);
|
|
}
|
|
|
|
|
|
int
|
|
ProcWarpPointer(ClientPtr client)
|
|
{
|
|
WindowPtr dest = NULL;
|
|
|
|
int x, y;
|
|
|
|
ScreenPtr newScreen;
|
|
|
|
REQUEST(xWarpPointerReq);
|
|
|
|
REQUEST_SIZE_MATCH(xWarpPointerReq);
|
|
|
|
|
|
if (stuff->dstWid != None) {
|
|
dest = SecurityLookupWindow(stuff->dstWid, client, SecurityReadAccess);
|
|
if (!dest)
|
|
return BadWindow;
|
|
}
|
|
x = sprite.hotPhys.x;
|
|
y = sprite.hotPhys.y;
|
|
|
|
if (stuff->srcWid != None) {
|
|
int winX, winY;
|
|
|
|
XID winID = stuff->srcWid;
|
|
|
|
WindowPtr source;
|
|
|
|
source = SecurityLookupWindow(winID, client, SecurityReadAccess);
|
|
if (!source)
|
|
return BadWindow;
|
|
|
|
winX = source->drawable.x;
|
|
winY = source->drawable.y;
|
|
if (source->drawable.pScreen != sprite.hotPhys.pScreen ||
|
|
x < winX + stuff->srcX ||
|
|
y < winY + stuff->srcY ||
|
|
(stuff->srcWidth != 0 &&
|
|
winX + stuff->srcX + (int) stuff->srcWidth < x) ||
|
|
(stuff->srcHeight != 0 &&
|
|
winY + stuff->srcY + (int) stuff->srcHeight < y) ||
|
|
!PointInWindowIsVisible(source, x, y))
|
|
return Success;
|
|
}
|
|
if (dest) {
|
|
x = dest->drawable.x;
|
|
y = dest->drawable.y;
|
|
newScreen = dest->drawable.pScreen;
|
|
}
|
|
else
|
|
newScreen = sprite.hotPhys.pScreen;
|
|
|
|
x += stuff->dstX;
|
|
y += stuff->dstY;
|
|
|
|
if (x < 0)
|
|
x = 0;
|
|
else if (x >= newScreen->width)
|
|
x = newScreen->width - 1;
|
|
if (y < 0)
|
|
y = 0;
|
|
else if (y >= newScreen->height)
|
|
y = newScreen->height - 1;
|
|
|
|
if (newScreen == sprite.hotPhys.pScreen) {
|
|
if (x < sprite.physLimits.x1)
|
|
x = sprite.physLimits.x1;
|
|
else if (x >= sprite.physLimits.x2)
|
|
x = sprite.physLimits.x2 - 1;
|
|
if (y < sprite.physLimits.y1)
|
|
y = sprite.physLimits.y1;
|
|
else if (y >= sprite.physLimits.y2)
|
|
y = sprite.physLimits.y2 - 1;
|
|
if (sprite.hotShape)
|
|
ConfineToShape(sprite.hotShape, &x, &y);
|
|
(*newScreen->SetCursorPosition) (newScreen, x, y, TRUE);
|
|
}
|
|
else if (!PointerConfinedToScreen()) {
|
|
NewCurrentScreen(newScreen, x, y);
|
|
}
|
|
return Success;
|
|
}
|
|
|
|
static Bool
|
|
BorderSizeNotEmpty(WindowPtr pWin)
|
|
{
|
|
if (REGION_NOTEMPTY(&pWin->borderSize))
|
|
return TRUE;
|
|
|
|
return FALSE;
|
|
}
|
|
|
|
/* "CheckPassiveGrabsOnWindow" checks to see if the event passed in causes a
|
|
passive grab set on the window to be activated. */
|
|
|
|
static Bool
|
|
CheckPassiveGrabsOnWindow(WindowPtr pWin,
|
|
register DeviceIntPtr device,
|
|
register xEvent *xE, int count)
|
|
{
|
|
GrabPtr grab = wPassiveGrabs(pWin);
|
|
|
|
GrabRec tempGrab;
|
|
|
|
xEvent *dxE;
|
|
|
|
if (!grab)
|
|
return FALSE;
|
|
tempGrab.window = pWin;
|
|
tempGrab.device = device;
|
|
tempGrab.type = xE->u.u.type;
|
|
tempGrab.detail.exact = xE->u.u.detail;
|
|
tempGrab.detail.pMask = NULL;
|
|
tempGrab.modifiersDetail.pMask = NULL;
|
|
for (; grab; grab = grab->next) {
|
|
tempGrab.modifierDevice = grab->modifierDevice;
|
|
if ((device == grab->modifierDevice) && ((xE->u.u.type == KeyPress)
|
|
))
|
|
tempGrab.modifiersDetail.exact =
|
|
grab->modifierDevice->key->prev_state;
|
|
else
|
|
tempGrab.modifiersDetail.exact =
|
|
grab->modifierDevice->key->state;
|
|
if (GrabMatchesSecond(&tempGrab, grab) &&
|
|
(!grab->confineTo ||
|
|
(grab->confineTo->realized &&
|
|
BorderSizeNotEmpty(grab->confineTo)))) {
|
|
(*device->ActivateGrab) (device, grab, currentTime, TRUE);
|
|
|
|
FixUpEventFromWindow(xE, grab->window, None, TRUE);
|
|
|
|
(void) TryClientEvents(rClient(grab), xE, count,
|
|
filters[xE->u.u.type],
|
|
filters[xE->u.u.type], grab);
|
|
|
|
if (device->sync.state == FROZEN_NO_EVENT) {
|
|
if (device->sync.evcount < count) {
|
|
Must_have_memory = TRUE; /* XXX */
|
|
device->sync.event = (xEvent *) realloc(device->sync.event,
|
|
count *
|
|
sizeof(xEvent));
|
|
Must_have_memory = FALSE; /* XXX */
|
|
}
|
|
device->sync.evcount = count;
|
|
for (dxE = device->sync.event; --count >= 0; dxE++, xE++)
|
|
*dxE = *xE;
|
|
device->sync.state = FROZEN_WITH_EVENT;
|
|
}
|
|
return TRUE;
|
|
}
|
|
}
|
|
return FALSE;
|
|
}
|
|
|
|
/**
|
|
"CheckDeviceGrabs" handles both keyboard and pointer events that may cause
|
|
a passive grab to be activated. If the event is a keyboard event, the
|
|
ancestors of the focus window are traced down and tried to see if they have
|
|
any passive grabs to be activated. If the focus window itself is reached and
|
|
it's descendants contain they pointer, the ancestors of the window that the
|
|
pointer is in are then traced down starting at the focus window, otherwise no
|
|
grabs are activated. If the event is a pointer event, the ancestors of the
|
|
window that the pointer is in are traced down starting at the root until
|
|
CheckPassiveGrabs causes a passive grab to activate or all the windows are
|
|
tried. PRH
|
|
*/
|
|
|
|
Bool
|
|
CheckDeviceGrabs(register DeviceIntPtr device, register xEvent *xE,
|
|
int checkFirst, int count)
|
|
{
|
|
int i;
|
|
|
|
WindowPtr pWin = NULL;
|
|
|
|
FocusClassPtr focus = device->focus;
|
|
|
|
if (((xE->u.u.type == ButtonPress)
|
|
) && (device->button->buttonsDown != 1))
|
|
return FALSE;
|
|
|
|
i = checkFirst;
|
|
|
|
if (focus) {
|
|
for (; i < focus->traceGood; i++) {
|
|
pWin = focus->trace[i];
|
|
if (pWin->optional &&
|
|
CheckPassiveGrabsOnWindow(pWin, device, xE, count))
|
|
return TRUE;
|
|
}
|
|
|
|
if ((focus->win == NoneWin) ||
|
|
(i >= spriteTraceGood) ||
|
|
((i > checkFirst) && (pWin != spriteTrace[i - 1])))
|
|
return FALSE;
|
|
}
|
|
|
|
for (; i < spriteTraceGood; i++) {
|
|
pWin = spriteTrace[i];
|
|
if (pWin->optional &&
|
|
CheckPassiveGrabsOnWindow(pWin, device, xE, count))
|
|
return TRUE;
|
|
}
|
|
|
|
return FALSE;
|
|
}
|
|
|
|
void
|
|
DeliverFocusedEvent(DeviceIntPtr keybd, xEvent *xE, WindowPtr window, int count)
|
|
{
|
|
WindowPtr focus = keybd->focus->win;
|
|
|
|
int mskidx = 0;
|
|
|
|
if (focus == FollowKeyboardWin)
|
|
focus = inputInfo.keyboard->focus->win;
|
|
if (!focus)
|
|
return;
|
|
if (focus == PointerRootWin) {
|
|
DeliverDeviceEvents(window, xE, NullGrab, NullWindow, keybd, count);
|
|
return;
|
|
}
|
|
if ((focus == window) || IsParent(focus, window)) {
|
|
if (DeliverDeviceEvents(window, xE, NullGrab, focus, keybd, count))
|
|
return;
|
|
}
|
|
/* just deliver it to the focus window */
|
|
FixUpEventFromWindow(xE, focus, None, FALSE);
|
|
if (xE->u.u.type & EXTENSION_EVENT_BASE)
|
|
mskidx = keybd->id;
|
|
(void) DeliverEventsToWindow(focus, xE, count, filters[xE->u.u.type],
|
|
NullGrab, mskidx);
|
|
}
|
|
|
|
void
|
|
DeliverGrabbedEvent(register xEvent *xE, register DeviceIntPtr thisDev,
|
|
Bool deactivateGrab, int count)
|
|
{
|
|
GrabPtr grab = thisDev->grab;
|
|
|
|
int deliveries = 0;
|
|
|
|
DeviceIntPtr dev;
|
|
|
|
xEvent *dxE;
|
|
|
|
if (grab->ownerEvents) {
|
|
WindowPtr focus;
|
|
|
|
if (thisDev->focus) {
|
|
focus = thisDev->focus->win;
|
|
if (focus == FollowKeyboardWin)
|
|
focus = inputInfo.keyboard->focus->win;
|
|
}
|
|
else
|
|
focus = PointerRootWin;
|
|
if (focus == PointerRootWin)
|
|
deliveries = DeliverDeviceEvents(sprite.win, xE, grab, NullWindow,
|
|
thisDev, count);
|
|
else if (focus && (focus == sprite.win || IsParent(focus, sprite.win)))
|
|
deliveries = DeliverDeviceEvents(sprite.win, xE, grab, focus,
|
|
thisDev, count);
|
|
else if (focus)
|
|
deliveries = DeliverDeviceEvents(focus, xE, grab, focus,
|
|
thisDev, count);
|
|
}
|
|
if (!deliveries) {
|
|
FixUpEventFromWindow(xE, grab->window, None, TRUE);
|
|
deliveries = TryClientEvents(rClient(grab), xE, count,
|
|
(Mask) grab->eventMask,
|
|
filters[xE->u.u.type], grab);
|
|
if (deliveries && (xE->u.u.type == MotionNotify
|
|
))
|
|
thisDev->valuator->motionHintWindow = grab->window;
|
|
}
|
|
if (deliveries && !deactivateGrab && (xE->u.u.type != MotionNotify
|
|
))
|
|
switch (thisDev->sync.state) {
|
|
case FREEZE_BOTH_NEXT_EVENT:
|
|
for (dev = inputInfo.devices; dev; dev = dev->next) {
|
|
if (dev == thisDev)
|
|
continue;
|
|
FreezeThaw(dev, TRUE);
|
|
if ((dev->sync.state == FREEZE_BOTH_NEXT_EVENT) &&
|
|
(CLIENT_BITS(dev->grab->resource) ==
|
|
CLIENT_BITS(thisDev->grab->resource)))
|
|
dev->sync.state = FROZEN_NO_EVENT;
|
|
else
|
|
dev->sync.other = thisDev->grab;
|
|
}
|
|
/* fall through */
|
|
case FREEZE_NEXT_EVENT:
|
|
thisDev->sync.state = FROZEN_WITH_EVENT;
|
|
FreezeThaw(thisDev, TRUE);
|
|
if (thisDev->sync.evcount < count) {
|
|
Must_have_memory = TRUE; /* XXX */
|
|
thisDev->sync.event = (xEvent *) realloc(thisDev->sync.event,
|
|
count *
|
|
sizeof(xEvent));
|
|
Must_have_memory = FALSE; /* XXX */
|
|
}
|
|
thisDev->sync.evcount = count;
|
|
for (dxE = thisDev->sync.event; --count >= 0; dxE++, xE++)
|
|
*dxE = *xE;
|
|
break;
|
|
}
|
|
}
|
|
|
|
void
|
|
ProcessKeyboardEvent(register xEvent *xE, register DeviceIntPtr keybd,
|
|
int count)
|
|
{
|
|
int key, bit;
|
|
|
|
BYTE *kptr;
|
|
|
|
int i;
|
|
|
|
CARD8 modifiers;
|
|
|
|
CARD16 mask;
|
|
|
|
GrabPtr grab = keybd->grab;
|
|
|
|
Bool deactivateGrab = FALSE;
|
|
|
|
KeyClassPtr keyc = keybd->key;
|
|
|
|
|
|
if (!syncEvents.playingEvents) {
|
|
NoticeTime(xE);
|
|
if (DeviceEventCallback) {
|
|
DeviceEventInfoRec eventinfo;
|
|
|
|
eventinfo.events = xE;
|
|
eventinfo.count = count;
|
|
CallCallbacks(&DeviceEventCallback, (pointer) &eventinfo);
|
|
}
|
|
}
|
|
XE_KBPTR.state = (keyc->state | inputInfo.pointer->button->state);
|
|
XE_KBPTR.rootX = sprite.hot.x;
|
|
XE_KBPTR.rootY = sprite.hot.y;
|
|
key = xE->u.u.detail;
|
|
kptr = &keyc->down[key >> 3];
|
|
bit = 1 << (key & 7);
|
|
modifiers = keyc->modifierMap[key];
|
|
|
|
#ifdef DEBUG
|
|
if ((xkbDebugFlags & 0x4) &&
|
|
((xE->u.u.type == KeyPress) || (xE->u.u.type == KeyRelease))) {
|
|
ErrorF("CoreProcessKbdEvent: Key %d %s\n", key,
|
|
(xE->u.u.type == KeyPress ? "down" : "up"));
|
|
}
|
|
#endif
|
|
switch (xE->u.u.type) {
|
|
case KeyPress:
|
|
if (*kptr & bit) { /* allow ddx to generate multiple downs */
|
|
if (!modifiers) {
|
|
xE->u.u.type = KeyRelease;
|
|
(*keybd->public.processInputProc) (xE, keybd, count);
|
|
xE->u.u.type = KeyPress;
|
|
/* release can have side effects, don't fall through */
|
|
(*keybd->public.processInputProc) (xE, keybd, count);
|
|
}
|
|
return;
|
|
}
|
|
inputInfo.pointer->valuator->motionHintWindow = NullWindow;
|
|
|
|
*kptr |= bit;
|
|
keyc->prev_state = keyc->state;
|
|
for (i = 0, mask = 1; modifiers; i++, mask <<= 1) {
|
|
if (mask & modifiers) {
|
|
/* This key affects modifier "i" */
|
|
keyc->modifierKeyCount[i]++;
|
|
keyc->state |= mask;
|
|
modifiers &= ~mask;
|
|
}
|
|
}
|
|
if (!grab && CheckDeviceGrabs(keybd, xE, 0, count)) {
|
|
keybd->activatingKey = key;
|
|
return;
|
|
}
|
|
break;
|
|
case KeyRelease:
|
|
if (!(*kptr & bit)) /* guard against duplicates */
|
|
return;
|
|
inputInfo.pointer->valuator->motionHintWindow = NullWindow;
|
|
|
|
*kptr &= ~bit;
|
|
keyc->prev_state = keyc->state;
|
|
for (i = 0, mask = 1; modifiers; i++, mask <<= 1) {
|
|
if (mask & modifiers) {
|
|
/* This key affects modifier "i" */
|
|
if (--keyc->modifierKeyCount[i] <= 0) {
|
|
keyc->state &= ~mask;
|
|
keyc->modifierKeyCount[i] = 0;
|
|
}
|
|
modifiers &= ~mask;
|
|
}
|
|
}
|
|
if (keybd->fromPassiveGrab && (key == keybd->activatingKey))
|
|
deactivateGrab = TRUE;
|
|
break;
|
|
default:
|
|
FatalError("Impossible keyboard event");
|
|
}
|
|
if (grab)
|
|
DeliverGrabbedEvent(xE, keybd, deactivateGrab, count);
|
|
else
|
|
DeliverFocusedEvent(keybd, xE, sprite.win, count);
|
|
if (deactivateGrab)
|
|
(*keybd->DeactivateGrab) (keybd);
|
|
|
|
}
|
|
|
|
|
|
void
|
|
ProcessPointerEvent(register xEvent *xE, register DeviceIntPtr mouse, int count)
|
|
{
|
|
GrabPtr grab = mouse->grab;
|
|
|
|
Bool deactivateGrab = FALSE;
|
|
|
|
ButtonClassPtr butc = mouse->button;
|
|
|
|
|
|
if (!syncEvents.playingEvents)
|
|
NoticeTime(xE)
|
|
XE_KBPTR.state = (butc->state | (
|
|
inputInfo.keyboard->key->state
|
|
));
|
|
{
|
|
NoticeTime(xE);
|
|
if (DeviceEventCallback) {
|
|
DeviceEventInfoRec eventinfo;
|
|
|
|
/* see comment in EnqueueEvents regarding the next three lines */
|
|
if (xE->u.u.type == MotionNotify)
|
|
XE_KBPTR.root =
|
|
WindowTable[sprite.hotPhys.pScreen->myNum]->drawable.id;
|
|
eventinfo.events = xE;
|
|
eventinfo.count = count;
|
|
CallCallbacks(&DeviceEventCallback, (pointer) &eventinfo);
|
|
}
|
|
}
|
|
if (xE->u.u.type != MotionNotify) {
|
|
int key;
|
|
|
|
BYTE *kptr;
|
|
|
|
int bit;
|
|
|
|
XE_KBPTR.rootX = sprite.hot.x;
|
|
XE_KBPTR.rootY = sprite.hot.y;
|
|
|
|
key = xE->u.u.detail;
|
|
kptr = &butc->down[key >> 3];
|
|
bit = 1 << (key & 7);
|
|
switch (xE->u.u.type) {
|
|
case ButtonPress:
|
|
mouse->valuator->motionHintWindow = NullWindow;
|
|
if (!(*kptr & bit))
|
|
butc->buttonsDown++;
|
|
butc->motionMask = ButtonMotionMask;
|
|
*kptr |= bit;
|
|
if (xE->u.u.detail == 0)
|
|
return;
|
|
if (xE->u.u.detail <= 5)
|
|
butc->state |= (Button1Mask >> 1) << xE->u.u.detail;
|
|
filters[MotionNotify] = Motion_Filter(butc);
|
|
if (!grab)
|
|
if (CheckDeviceGrabs(mouse, xE, 0, count))
|
|
return;
|
|
break;
|
|
case ButtonRelease:
|
|
mouse->valuator->motionHintWindow = NullWindow;
|
|
if (*kptr & bit)
|
|
--butc->buttonsDown;
|
|
if (!butc->buttonsDown)
|
|
butc->motionMask = 0;
|
|
*kptr &= ~bit;
|
|
if (xE->u.u.detail == 0)
|
|
return;
|
|
if (xE->u.u.detail <= 5)
|
|
butc->state &= ~((Button1Mask >> 1) << xE->u.u.detail);
|
|
filters[MotionNotify] = Motion_Filter(butc);
|
|
if (!butc->state && mouse->fromPassiveGrab)
|
|
deactivateGrab = TRUE;
|
|
break;
|
|
default:
|
|
FatalError("bogus pointer event from ddx");
|
|
}
|
|
}
|
|
else if (!CheckMotion(xE))
|
|
return;
|
|
if (grab)
|
|
DeliverGrabbedEvent(xE, mouse, deactivateGrab, count);
|
|
else
|
|
DeliverDeviceEvents(sprite.win, xE, NullGrab, NullWindow, mouse, count);
|
|
if (deactivateGrab)
|
|
(*mouse->DeactivateGrab) (mouse);
|
|
}
|
|
|
|
#define AtMostOneClient \
|
|
(SubstructureRedirectMask | ResizeRedirectMask | ButtonPressMask)
|
|
|
|
void
|
|
RecalculateDeliverableEvents(pWin)
|
|
WindowPtr pWin;
|
|
{
|
|
OtherClients *others;
|
|
|
|
WindowPtr pChild;
|
|
|
|
pChild = pWin;
|
|
while (1) {
|
|
if (pChild->optional) {
|
|
pChild->optional->otherEventMasks = 0;
|
|
for (others = wOtherClients(pChild); others; others = others->next) {
|
|
pChild->optional->otherEventMasks |= others->mask;
|
|
}
|
|
}
|
|
pChild->deliverableEvents = pChild->eventMask |
|
|
wOtherEventMasks(pChild);
|
|
if (pChild->parent)
|
|
pChild->deliverableEvents |=
|
|
(pChild->parent->deliverableEvents &
|
|
~wDontPropagateMask(pChild) & PropagateMask);
|
|
if (pChild->firstChild) {
|
|
pChild = pChild->firstChild;
|
|
continue;
|
|
}
|
|
while (!pChild->nextSib && (pChild != pWin))
|
|
pChild = pChild->parent;
|
|
if (pChild == pWin)
|
|
break;
|
|
pChild = pChild->nextSib;
|
|
}
|
|
}
|
|
|
|
/**
|
|
*
|
|
* \param value must conform to DeleteType
|
|
*/
|
|
int
|
|
OtherClientGone(pointer value, XID id)
|
|
{
|
|
OtherClientsPtr other, prev;
|
|
|
|
WindowPtr pWin = (WindowPtr) value;
|
|
|
|
prev = 0;
|
|
for (other = wOtherClients(pWin); other; other = other->next) {
|
|
if (other->resource == id) {
|
|
if (prev)
|
|
prev->next = other->next;
|
|
else {
|
|
if (!(pWin->optional->otherClients = other->next))
|
|
CheckWindowOptionalNeed(pWin);
|
|
}
|
|
free(other);
|
|
RecalculateDeliverableEvents(pWin);
|
|
return (Success);
|
|
}
|
|
prev = other;
|
|
}
|
|
FatalError("client not on event list");
|
|
/*NOTREACHED*/ return -1; /* make compiler happy */
|
|
}
|
|
|
|
int
|
|
EventSelectForWindow(register WindowPtr pWin, register ClientPtr client,
|
|
Mask mask)
|
|
{
|
|
Mask check;
|
|
|
|
OtherClients *others;
|
|
|
|
if (mask & ~AllEventMasks) {
|
|
client->errorValue = mask;
|
|
return BadValue;
|
|
}
|
|
check = (mask & AtMostOneClient);
|
|
if (check & (pWin->eventMask | wOtherEventMasks(pWin))) { /* It is illegal for two different
|
|
clients to select on any of the
|
|
events for AtMostOneClient. However,
|
|
it is OK, for some client to
|
|
continue selecting on one of those
|
|
events. */
|
|
if ((wClient(pWin) != client) && (check & pWin->eventMask))
|
|
return BadAccess;
|
|
for (others = wOtherClients(pWin); others; others = others->next) {
|
|
if (!SameClient(others, client) && (check & others->mask))
|
|
return BadAccess;
|
|
}
|
|
}
|
|
if (wClient(pWin) == client) {
|
|
check = pWin->eventMask;
|
|
pWin->eventMask = mask;
|
|
}
|
|
else {
|
|
for (others = wOtherClients(pWin); others; others = others->next) {
|
|
if (SameClient(others, client)) {
|
|
check = others->mask;
|
|
if (mask == 0) {
|
|
FreeResource(others->resource, RT_NONE);
|
|
return Success;
|
|
}
|
|
else
|
|
others->mask = mask;
|
|
goto maskSet;
|
|
}
|
|
}
|
|
check = 0;
|
|
if (!pWin->optional && !MakeWindowOptional(pWin))
|
|
return BadAlloc;
|
|
others = malloc(sizeof(OtherClients));
|
|
if (!others)
|
|
return BadAlloc;
|
|
others->mask = mask;
|
|
others->resource = FakeClientID(client->index);
|
|
others->next = pWin->optional->otherClients;
|
|
pWin->optional->otherClients = others;
|
|
if (!AddResource(others->resource, RT_OTHERCLIENT, (pointer) pWin))
|
|
return BadAlloc;
|
|
}
|
|
maskSet:
|
|
if ((inputInfo.pointer->valuator->motionHintWindow == pWin) &&
|
|
(mask & PointerMotionHintMask) &&
|
|
!(check & PointerMotionHintMask) && !inputInfo.pointer->grab)
|
|
inputInfo.pointer->valuator->motionHintWindow = NullWindow;
|
|
|
|
RecalculateDeliverableEvents(pWin);
|
|
return Success;
|
|
}
|
|
|
|
int
|
|
EventSuppressForWindow(register WindowPtr pWin, register ClientPtr client,
|
|
Mask mask, Bool *checkOptional)
|
|
{
|
|
int i, free;
|
|
|
|
if (mask & ~PropagateMask) {
|
|
client->errorValue = mask;
|
|
return BadValue;
|
|
}
|
|
if (pWin->dontPropagate)
|
|
DontPropagateRefCnts[pWin->dontPropagate]--;
|
|
if (!mask)
|
|
i = 0;
|
|
else {
|
|
for (i = DNPMCOUNT, free = 0; --i > 0;) {
|
|
if (!DontPropagateRefCnts[i])
|
|
free = i;
|
|
else if (mask == DontPropagateMasks[i])
|
|
break;
|
|
}
|
|
if (!i && free) {
|
|
i = free;
|
|
DontPropagateMasks[i] = mask;
|
|
}
|
|
}
|
|
if (i || !mask) {
|
|
pWin->dontPropagate = i;
|
|
if (i)
|
|
DontPropagateRefCnts[i]++;
|
|
if (pWin->optional) {
|
|
pWin->optional->dontPropagateMask = mask;
|
|
*checkOptional = TRUE;
|
|
}
|
|
}
|
|
else {
|
|
if (!pWin->optional && !MakeWindowOptional(pWin)) {
|
|
if (pWin->dontPropagate)
|
|
DontPropagateRefCnts[pWin->dontPropagate]++;
|
|
return BadAlloc;
|
|
}
|
|
pWin->dontPropagate = 0;
|
|
pWin->optional->dontPropagateMask = mask;
|
|
}
|
|
RecalculateDeliverableEvents(pWin);
|
|
return Success;
|
|
}
|
|
|
|
static WindowPtr
|
|
CommonAncestor(register WindowPtr a, register WindowPtr b)
|
|
{
|
|
for (b = b->parent; b; b = b->parent)
|
|
if (IsParent(b, a))
|
|
return b;
|
|
return NullWindow;
|
|
}
|
|
|
|
static void
|
|
EnterLeaveEvent(int type,
|
|
int mode, int detail, register WindowPtr pWin, Window child)
|
|
{
|
|
xEvent event;
|
|
|
|
DeviceIntPtr keybd = inputInfo.keyboard;
|
|
|
|
WindowPtr focus;
|
|
|
|
DeviceIntPtr mouse = inputInfo.pointer;
|
|
|
|
GrabPtr grab = mouse->grab;
|
|
|
|
Mask mask;
|
|
|
|
if ((pWin == mouse->valuator->motionHintWindow) &&
|
|
(detail != NotifyInferior))
|
|
mouse->valuator->motionHintWindow = NullWindow;
|
|
if (grab) {
|
|
mask = (pWin == grab->window) ? grab->eventMask : 0;
|
|
if (grab->ownerEvents)
|
|
mask |= EventMaskForClient(pWin, rClient(grab));
|
|
}
|
|
else {
|
|
mask = pWin->eventMask | wOtherEventMasks(pWin);
|
|
}
|
|
if (mask & filters[type]) {
|
|
event.u.u.type = type;
|
|
event.u.u.detail = detail;
|
|
event.u.enterLeave.time = currentTime.milliseconds;
|
|
event.u.enterLeave.rootX = sprite.hot.x;
|
|
event.u.enterLeave.rootY = sprite.hot.y;
|
|
/* Counts on the same initial structure of crossing & button events! */
|
|
FixUpEventFromWindow(&event, pWin, None, FALSE);
|
|
/* Enter/Leave events always set child */
|
|
event.u.enterLeave.child = child;
|
|
event.u.enterLeave.flags = event.u.keyButtonPointer.sameScreen ?
|
|
ELFlagSameScreen : 0;
|
|
event.u.enterLeave.state = keybd->key->state | mouse->button->state;
|
|
event.u.enterLeave.mode = mode;
|
|
focus = keybd->focus->win;
|
|
if ((focus != NoneWin) &&
|
|
((pWin == focus) || (focus == PointerRootWin) ||
|
|
IsParent(focus, pWin)))
|
|
event.u.enterLeave.flags |= ELFlagFocus;
|
|
if (grab)
|
|
(void) TryClientEvents(rClient(grab), &event, 1, mask,
|
|
filters[type], grab);
|
|
else
|
|
(void) DeliverEventsToWindow(pWin, &event, 1, filters[type],
|
|
NullGrab, 0);
|
|
}
|
|
if ((type == EnterNotify) && (mask & KeymapStateMask)) {
|
|
xKeymapEvent ke;
|
|
|
|
memmove((char *) &ke.map[0], (char *) &keybd->key->down[1], 31);
|
|
ke.type = KeymapNotify;
|
|
if (grab)
|
|
(void) TryClientEvents(rClient(grab), (xEvent *) &ke, 1, mask,
|
|
KeymapStateMask, grab);
|
|
else
|
|
(void) DeliverEventsToWindow(pWin, (xEvent *) &ke, 1,
|
|
KeymapStateMask, NullGrab, 0);
|
|
}
|
|
}
|
|
|
|
static void
|
|
EnterNotifies(WindowPtr ancestor, WindowPtr child, int mode, int detail)
|
|
{
|
|
WindowPtr parent = child->parent;
|
|
|
|
if (ancestor == parent)
|
|
return;
|
|
EnterNotifies(ancestor, parent, mode, detail);
|
|
EnterLeaveEvent(EnterNotify, mode, detail, parent, child->drawable.id);
|
|
}
|
|
|
|
static void
|
|
LeaveNotifies(WindowPtr child, WindowPtr ancestor, int mode, int detail)
|
|
{
|
|
WindowPtr pWin;
|
|
|
|
if (ancestor == child)
|
|
return;
|
|
for (pWin = child->parent; pWin != ancestor; pWin = pWin->parent) {
|
|
EnterLeaveEvent(LeaveNotify, mode, detail, pWin, child->drawable.id);
|
|
child = pWin;
|
|
}
|
|
}
|
|
|
|
static void
|
|
DoEnterLeaveEvents(WindowPtr fromWin, WindowPtr toWin, int mode)
|
|
{
|
|
if (fromWin == toWin)
|
|
return;
|
|
if (IsParent(fromWin, toWin)) {
|
|
EnterLeaveEvent(LeaveNotify, mode, NotifyInferior, fromWin, None);
|
|
EnterNotifies(fromWin, toWin, mode, NotifyVirtual);
|
|
EnterLeaveEvent(EnterNotify, mode, NotifyAncestor, toWin, None);
|
|
}
|
|
else if (IsParent(toWin, fromWin)) {
|
|
EnterLeaveEvent(LeaveNotify, mode, NotifyAncestor, fromWin, None);
|
|
LeaveNotifies(fromWin, toWin, mode, NotifyVirtual);
|
|
EnterLeaveEvent(EnterNotify, mode, NotifyInferior, toWin, None);
|
|
}
|
|
else { /* neither fromWin nor toWin is descendent of the other */
|
|
WindowPtr common = CommonAncestor(toWin, fromWin);
|
|
|
|
/* common == NullWindow ==> different screens */
|
|
EnterLeaveEvent(LeaveNotify, mode, NotifyNonlinear, fromWin, None);
|
|
LeaveNotifies(fromWin, common, mode, NotifyNonlinearVirtual);
|
|
EnterNotifies(common, toWin, mode, NotifyNonlinearVirtual);
|
|
EnterLeaveEvent(EnterNotify, mode, NotifyNonlinear, toWin, None);
|
|
}
|
|
}
|
|
|
|
static void
|
|
FocusEvent(DeviceIntPtr dev, int type, int mode, int detail,
|
|
register WindowPtr pWin)
|
|
{
|
|
xEvent event;
|
|
|
|
event.u.focus.mode = mode;
|
|
event.u.u.type = type;
|
|
event.u.u.detail = detail;
|
|
event.u.focus.window = pWin->drawable.id;
|
|
(void) DeliverEventsToWindow(pWin, &event, 1, filters[type], NullGrab, 0);
|
|
if ((type == FocusIn) &&
|
|
((pWin->eventMask | wOtherEventMasks(pWin)) & KeymapStateMask)) {
|
|
xKeymapEvent ke;
|
|
|
|
memmove((char *) &ke.map[0], (char *) &dev->key->down[1], 31);
|
|
ke.type = KeymapNotify;
|
|
(void) DeliverEventsToWindow(pWin, (xEvent *) &ke, 1,
|
|
KeymapStateMask, NullGrab, 0);
|
|
}
|
|
}
|
|
|
|
/*
|
|
* recursive because it is easier
|
|
* no-op if child not descended from ancestor
|
|
*/
|
|
static Bool
|
|
FocusInEvents(DeviceIntPtr dev,
|
|
WindowPtr ancestor, WindowPtr child, WindowPtr skipChild,
|
|
int mode, int detail, Bool doAncestor)
|
|
{
|
|
if (child == NullWindow)
|
|
return ancestor == NullWindow;
|
|
if (ancestor == child) {
|
|
if (doAncestor)
|
|
FocusEvent(dev, FocusIn, mode, detail, child);
|
|
return TRUE;
|
|
}
|
|
if (FocusInEvents(dev, ancestor, child->parent, skipChild, mode, detail,
|
|
doAncestor)) {
|
|
if (child != skipChild)
|
|
FocusEvent(dev, FocusIn, mode, detail, child);
|
|
return TRUE;
|
|
}
|
|
return FALSE;
|
|
}
|
|
|
|
/* dies horribly if ancestor is not an ancestor of child */
|
|
static void
|
|
FocusOutEvents(DeviceIntPtr dev,
|
|
WindowPtr child, WindowPtr ancestor,
|
|
int mode, int detail, Bool doAncestor)
|
|
{
|
|
WindowPtr pWin;
|
|
|
|
for (pWin = child; pWin != ancestor; pWin = pWin->parent)
|
|
FocusEvent(dev, FocusOut, mode, detail, pWin);
|
|
if (doAncestor)
|
|
FocusEvent(dev, FocusOut, mode, detail, ancestor);
|
|
}
|
|
|
|
void
|
|
DoFocusEvents(DeviceIntPtr dev, WindowPtr fromWin, WindowPtr toWin, int mode)
|
|
{
|
|
int out, in; /* for holding details for to/from
|
|
PointerRoot/None */
|
|
int i;
|
|
|
|
if (fromWin == toWin)
|
|
return;
|
|
out = (fromWin == NoneWin) ? NotifyDetailNone : NotifyPointerRoot;
|
|
in = (toWin == NoneWin) ? NotifyDetailNone : NotifyPointerRoot;
|
|
/* wrong values if neither, but then not referenced */
|
|
|
|
if ((toWin == NullWindow) || (toWin == PointerRootWin)) {
|
|
if ((fromWin == NullWindow) || (fromWin == PointerRootWin)) {
|
|
if (fromWin == PointerRootWin)
|
|
FocusOutEvents(dev, sprite.win, ROOT, mode, NotifyPointer,
|
|
TRUE);
|
|
/* Notify all the roots */
|
|
for (i = 0; i < screenInfo.numScreens; i++)
|
|
FocusEvent(dev, FocusOut, mode, out, WindowTable[i]);
|
|
}
|
|
else {
|
|
if (IsParent(fromWin, sprite.win))
|
|
FocusOutEvents(dev, sprite.win, fromWin, mode, NotifyPointer,
|
|
FALSE);
|
|
FocusEvent(dev, FocusOut, mode, NotifyNonlinear, fromWin);
|
|
/* next call catches the root too, if the screen changed */
|
|
FocusOutEvents(dev, fromWin->parent, NullWindow, mode,
|
|
NotifyNonlinearVirtual, FALSE);
|
|
}
|
|
/* Notify all the roots */
|
|
for (i = 0; i < screenInfo.numScreens; i++)
|
|
FocusEvent(dev, FocusIn, mode, in, WindowTable[i]);
|
|
if (toWin == PointerRootWin)
|
|
(void) FocusInEvents(dev, ROOT, sprite.win, NullWindow, mode,
|
|
NotifyPointer, TRUE);
|
|
}
|
|
else {
|
|
if ((fromWin == NullWindow) || (fromWin == PointerRootWin)) {
|
|
if (fromWin == PointerRootWin)
|
|
FocusOutEvents(dev, sprite.win, ROOT, mode, NotifyPointer,
|
|
TRUE);
|
|
for (i = 0; i < screenInfo.numScreens; i++)
|
|
FocusEvent(dev, FocusOut, mode, out, WindowTable[i]);
|
|
if (toWin->parent != NullWindow)
|
|
(void) FocusInEvents(dev, ROOT, toWin, toWin, mode,
|
|
NotifyNonlinearVirtual, TRUE);
|
|
FocusEvent(dev, FocusIn, mode, NotifyNonlinear, toWin);
|
|
if (IsParent(toWin, sprite.win))
|
|
(void) FocusInEvents(dev, toWin, sprite.win, NullWindow, mode,
|
|
NotifyPointer, FALSE);
|
|
}
|
|
else {
|
|
if (IsParent(toWin, fromWin)) {
|
|
FocusEvent(dev, FocusOut, mode, NotifyAncestor, fromWin);
|
|
FocusOutEvents(dev, fromWin->parent, toWin, mode,
|
|
NotifyVirtual, FALSE);
|
|
FocusEvent(dev, FocusIn, mode, NotifyInferior, toWin);
|
|
if ((IsParent(toWin, sprite.win)) &&
|
|
(sprite.win != fromWin) &&
|
|
(!IsParent(fromWin, sprite.win)) &&
|
|
(!IsParent(sprite.win, fromWin)))
|
|
(void) FocusInEvents(dev, toWin, sprite.win, NullWindow,
|
|
mode, NotifyPointer, FALSE);
|
|
}
|
|
else if (IsParent(fromWin, toWin)) {
|
|
if ((IsParent(fromWin, sprite.win)) &&
|
|
(sprite.win != fromWin) &&
|
|
(!IsParent(toWin, sprite.win)) &&
|
|
(!IsParent(sprite.win, toWin)))
|
|
FocusOutEvents(dev, sprite.win, fromWin, mode,
|
|
NotifyPointer, FALSE);
|
|
FocusEvent(dev, FocusOut, mode, NotifyInferior, fromWin);
|
|
(void) FocusInEvents(dev, fromWin, toWin, toWin, mode,
|
|
NotifyVirtual, FALSE);
|
|
FocusEvent(dev, FocusIn, mode, NotifyAncestor, toWin);
|
|
}
|
|
else {
|
|
/* neither fromWin or toWin is child of other */
|
|
WindowPtr common = CommonAncestor(toWin, fromWin);
|
|
|
|
/* common == NullWindow ==> different screens */
|
|
if (IsParent(fromWin, sprite.win))
|
|
FocusOutEvents(dev, sprite.win, fromWin, mode,
|
|
NotifyPointer, FALSE);
|
|
FocusEvent(dev, FocusOut, mode, NotifyNonlinear, fromWin);
|
|
if (fromWin->parent != NullWindow)
|
|
FocusOutEvents(dev, fromWin->parent, common, mode,
|
|
NotifyNonlinearVirtual, FALSE);
|
|
if (toWin->parent != NullWindow)
|
|
(void) FocusInEvents(dev, common, toWin, toWin, mode,
|
|
NotifyNonlinearVirtual, FALSE);
|
|
FocusEvent(dev, FocusIn, mode, NotifyNonlinear, toWin);
|
|
if (IsParent(toWin, sprite.win))
|
|
(void) FocusInEvents(dev, toWin, sprite.win, NullWindow,
|
|
mode, NotifyPointer, FALSE);
|
|
}
|
|
}
|
|
}
|
|
}
|
|
|
|
int
|
|
SetInputFocus(ClientPtr client,
|
|
DeviceIntPtr dev,
|
|
Window focusID, CARD8 revertTo, Time ctime, Bool followOK)
|
|
{
|
|
FocusClassPtr focus;
|
|
|
|
WindowPtr focusWin;
|
|
|
|
int mode;
|
|
|
|
TimeStamp time;
|
|
|
|
UpdateCurrentTime();
|
|
if ((revertTo != RevertToParent) &&
|
|
(revertTo != RevertToPointerRoot) &&
|
|
(revertTo != RevertToNone) &&
|
|
((revertTo != RevertToFollowKeyboard) || !followOK)) {
|
|
client->errorValue = revertTo;
|
|
return BadValue;
|
|
}
|
|
time = ClientTimeToServerTime(ctime);
|
|
if ((focusID == None) || (focusID == PointerRoot))
|
|
focusWin = (WindowPtr) (long) focusID;
|
|
else if ((focusID == FollowKeyboard) && followOK)
|
|
focusWin = inputInfo.keyboard->focus->win;
|
|
else if (!(focusWin = SecurityLookupWindow(focusID, client,
|
|
SecurityReadAccess)))
|
|
return BadWindow;
|
|
else {
|
|
/* It is a match error to try to set the input focus to an
|
|
unviewable window. */
|
|
|
|
if (!focusWin->realized)
|
|
return (BadMatch);
|
|
}
|
|
focus = dev->focus;
|
|
if ((CompareTimeStamps(time, currentTime) == LATER) ||
|
|
(CompareTimeStamps(time, focus->time) == EARLIER))
|
|
return Success;
|
|
mode = (dev->grab) ? NotifyWhileGrabbed : NotifyNormal;
|
|
if (focus->win == FollowKeyboardWin)
|
|
DoFocusEvents(dev, inputInfo.keyboard->focus->win, focusWin, mode);
|
|
else
|
|
DoFocusEvents(dev, focus->win, focusWin, mode);
|
|
focus->time = time;
|
|
focus->revert = revertTo;
|
|
if (focusID == FollowKeyboard)
|
|
focus->win = FollowKeyboardWin;
|
|
else
|
|
focus->win = focusWin;
|
|
if ((focusWin == NoneWin) || (focusWin == PointerRootWin))
|
|
focus->traceGood = 0;
|
|
else {
|
|
int depth = 0;
|
|
|
|
WindowPtr pWin;
|
|
|
|
for (pWin = focusWin; pWin; pWin = pWin->parent)
|
|
depth++;
|
|
if (depth > focus->traceSize) {
|
|
focus->traceSize = depth + 1;
|
|
Must_have_memory = TRUE; /* XXX */
|
|
focus->trace = (WindowPtr *) realloc(focus->trace,
|
|
focus->traceSize *
|
|
sizeof(WindowPtr));
|
|
Must_have_memory = FALSE; /* XXX */
|
|
}
|
|
focus->traceGood = depth;
|
|
for (pWin = focusWin, depth--; pWin; pWin = pWin->parent, depth--)
|
|
focus->trace[depth] = pWin;
|
|
}
|
|
return Success;
|
|
}
|
|
|
|
int
|
|
ProcSetInputFocus(client)
|
|
ClientPtr client;
|
|
{
|
|
REQUEST(xSetInputFocusReq);
|
|
|
|
REQUEST_SIZE_MATCH(xSetInputFocusReq);
|
|
return SetInputFocus(client, inputInfo.keyboard, stuff->focus,
|
|
stuff->revertTo, stuff->time, FALSE);
|
|
}
|
|
|
|
int
|
|
ProcGetInputFocus(ClientPtr client)
|
|
{
|
|
xGetInputFocusReply rep = {0};
|
|
|
|
/* REQUEST(xReq); */
|
|
FocusClassPtr focus = inputInfo.keyboard->focus;
|
|
|
|
REQUEST_SIZE_MATCH(xReq);
|
|
rep.type = X_Reply;
|
|
rep.length = 0;
|
|
rep.sequenceNumber = client->sequence;
|
|
if (focus->win == NoneWin)
|
|
rep.focus = None;
|
|
else if (focus->win == PointerRootWin)
|
|
rep.focus = PointerRoot;
|
|
else
|
|
rep.focus = focus->win->drawable.id;
|
|
rep.revertTo = focus->revert;
|
|
WriteReplyToClient(client, sizeof(xGetInputFocusReply), &rep);
|
|
return Success;
|
|
}
|
|
|
|
int
|
|
ProcGrabPointer(ClientPtr client)
|
|
{
|
|
xGrabPointerReply rep;
|
|
|
|
DeviceIntPtr device = inputInfo.pointer;
|
|
|
|
GrabPtr grab;
|
|
|
|
WindowPtr pWin, confineTo;
|
|
|
|
CursorPtr cursor, oldCursor;
|
|
|
|
REQUEST(xGrabPointerReq);
|
|
TimeStamp time;
|
|
|
|
REQUEST_SIZE_MATCH(xGrabPointerReq);
|
|
UpdateCurrentTime();
|
|
if ((stuff->pointerMode != GrabModeSync) &&
|
|
(stuff->pointerMode != GrabModeAsync)) {
|
|
client->errorValue = stuff->pointerMode;
|
|
return BadValue;
|
|
}
|
|