xserver-multidpi/include/dix.h

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2003-11-14 17:49:22 +01:00
/* $XFree86: xc/programs/Xserver/include/dix.h,v 3.26 2003/01/12 02:44:27 dawes Exp $ */
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/***********************************************************
Copyright 1987, 1998 The Open Group
Permission to use, copy, modify, distribute, and sell this software and its
documentation for any purpose is hereby granted without fee, provided that
the above copyright notice appear in all copies and that both that
copyright notice and this permission notice appear in supporting
documentation.
The above copyright notice and this permission notice shall be included in
all copies or substantial portions of the Software.
THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR
IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY,
FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL THE
OPEN GROUP BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER LIABILITY, WHETHER IN
AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING FROM, OUT OF OR IN
CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN THE SOFTWARE.
Except as contained in this notice, the name of The Open Group shall not be
used in advertising or otherwise to promote the sale, use or other dealings
in this Software without prior written authorization from The Open Group.
Copyright 1987 by Digital Equipment Corporation, Maynard, Massachusetts.
All Rights Reserved
Permission to use, copy, modify, and distribute this software and its
documentation for any purpose and without fee is hereby granted,
provided that the above copyright notice appear in all copies and that
both that copyright notice and this permission notice appear in
supporting documentation, and that the name of Digital not be
used in advertising or publicity pertaining to distribution of the
software without specific, written prior permission.
DIGITAL DISCLAIMS ALL WARRANTIES WITH REGARD TO THIS SOFTWARE, INCLUDING
ALL IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS, IN NO EVENT SHALL
DIGITAL BE LIABLE FOR ANY SPECIAL, INDIRECT OR CONSEQUENTIAL DAMAGES OR
ANY DAMAGES WHATSOEVER RESULTING FROM LOSS OF USE, DATA OR PROFITS,
WHETHER IN AN ACTION OF CONTRACT, NEGLIGENCE OR OTHER TORTIOUS ACTION,
ARISING OUT OF OR IN CONNECTION WITH THE USE OR PERFORMANCE OF THIS
SOFTWARE.
******************************************************************/
/* $Xorg: dix.h,v 1.4 2001/02/09 02:05:15 xorgcvs Exp $ */
#ifndef DIX_H
#define DIX_H
#include "gc.h"
#include "window.h"
#include "input.h"
#define EARLIER -1
#define SAMETIME 0
#define LATER 1
#define NullClient ((ClientPtr) 0)
#define REQUEST(type) \
register type *stuff = (type *)client->requestBuffer
#define REQUEST_SIZE_MATCH(req)\
if ((sizeof(req) >> 2) != client->req_len)\
return(BadLength)
#define REQUEST_AT_LEAST_SIZE(req) \
if ((sizeof(req) >> 2) > client->req_len )\
return(BadLength)
#define REQUEST_FIXED_SIZE(req, n)\
if (((sizeof(req) >> 2) > client->req_len) || \
(((sizeof(req) + (n) + 3) >> 2) != client->req_len)) \
return(BadLength)
#define LEGAL_NEW_RESOURCE(id,client)\
if (!LegalNewID(id,client)) \
{\
client->errorValue = id;\
return(BadIDChoice);\
}
/* XXX if you are using this macro, you are probably not generating Match
* errors where appropriate */
#define LOOKUP_DRAWABLE(did, client)\
((client->lastDrawableID == did) ? \
client->lastDrawable : (DrawablePtr)LookupDrawable(did, client))
#ifdef XCSECURITY
#define SECURITY_VERIFY_DRAWABLE(pDraw, did, client, mode)\
if (client->lastDrawableID == did && !client->trustLevel)\
pDraw = client->lastDrawable;\
else \
{\
pDraw = (DrawablePtr) SecurityLookupIDByClass(client, did, \
RC_DRAWABLE, mode);\
if (!pDraw) \
{\
client->errorValue = did; \
return BadDrawable;\
}\
if (pDraw->type == UNDRAWABLE_WINDOW)\
return BadMatch;\
}
#define SECURITY_VERIFY_GEOMETRABLE(pDraw, did, client, mode)\
if (client->lastDrawableID == did && !client->trustLevel)\
pDraw = client->lastDrawable;\
else \
{\
pDraw = (DrawablePtr) SecurityLookupIDByClass(client, did, \
RC_DRAWABLE, mode);\
if (!pDraw) \
{\
client->errorValue = did; \
return BadDrawable;\
}\
}
#define SECURITY_VERIFY_GC(pGC, rid, client, mode)\
if (client->lastGCID == rid && !client->trustLevel)\
pGC = client->lastGC;\
else\
pGC = (GC *) SecurityLookupIDByType(client, rid, RT_GC, mode);\
if (!pGC)\
{\
client->errorValue = rid;\
return (BadGC);\
}
#define VERIFY_DRAWABLE(pDraw, did, client)\
SECURITY_VERIFY_DRAWABLE(pDraw, did, client, SecurityUnknownAccess)
#define VERIFY_GEOMETRABLE(pDraw, did, client)\
SECURITY_VERIFY_GEOMETRABLE(pDraw, did, client, SecurityUnknownAccess)
#define VERIFY_GC(pGC, rid, client)\
SECURITY_VERIFY_GC(pGC, rid, client, SecurityUnknownAccess)
#else /* not XCSECURITY */
#define VERIFY_DRAWABLE(pDraw, did, client)\
if (client->lastDrawableID == did)\
pDraw = client->lastDrawable;\
else \
{\
pDraw = (DrawablePtr) LookupIDByClass(did, RC_DRAWABLE);\
if (!pDraw) \
{\
client->errorValue = did; \
return BadDrawable;\
}\
if (pDraw->type == UNDRAWABLE_WINDOW)\
return BadMatch;\
}
#define VERIFY_GEOMETRABLE(pDraw, did, client)\
if (client->lastDrawableID == did)\
pDraw = client->lastDrawable;\
else \
{\
pDraw = (DrawablePtr) LookupIDByClass(did, RC_DRAWABLE);\
if (!pDraw) \
{\
client->errorValue = did; \
return BadDrawable;\
}\
}
#define VERIFY_GC(pGC, rid, client)\
if (client->lastGCID == rid)\
pGC = client->lastGC;\
else\
pGC = (GC *)LookupIDByType(rid, RT_GC);\
if (!pGC)\
{\
client->errorValue = rid;\
return (BadGC);\
}
#define SECURITY_VERIFY_DRAWABLE(pDraw, did, client, mode)\
VERIFY_DRAWABLE(pDraw, did, client)
#define SECURITY_VERIFY_GEOMETRABLE(pDraw, did, client, mode)\
VERIFY_GEOMETRABLE(pDraw, did, client)
#define SECURITY_VERIFY_GC(pGC, rid, client, mode)\
VERIFY_GC(pGC, rid, client)
#endif /* XCSECURITY */
/*
* We think that most hardware implementations of DBE will want
* LookupID*(dbe_back_buffer_id) to return the window structure that the
* id is a back buffer for. Since both front and back buffers will
* return the same structure, you need to be able to distinguish
* somewhere what kind of buffer (front/back) was being asked for, so
* that ddx can render to the right place. That's the problem that the
* following code solves. Note: we couldn't embed this in the LookupID*
* functions because the VALIDATE_DRAWABLE_AND_GC macro often circumvents
* those functions by checking a one-element cache. That's why we're
* mucking with VALIDATE_DRAWABLE_AND_GC.
*
* If you put -DNEED_DBE_BUF_BITS into PervasiveDBEDefines, the window
* structure will have two additional bits defined, srcBuffer and
* dstBuffer, and their values will be maintained via the macros
* SET_DBE_DSTBUF and SET_DBE_SRCBUF (below). If you also
* put -DNEED_DBE_BUF_VALIDATE into PervasiveDBEDefines, the function
* DbeValidateBuffer will be called any time the bits change to give you
* a chance to do some setup. See the DBE code for more details on this
* function. We put in these levels of conditionality so that you can do
* just what you need to do, and no more. If neither of these defines
* are used, the bits won't be there, and VALIDATE_DRAWABLE_AND_GC will
* be unchanged. dpw
*/
#if defined(NEED_DBE_BUF_BITS)
#define SET_DBE_DSTBUF(_pDraw, _drawID) \
SET_DBE_BUF(_pDraw, _drawID, dstBuffer, TRUE)
#define SET_DBE_SRCBUF(_pDraw, _drawID) \
SET_DBE_BUF(_pDraw, _drawID, srcBuffer, FALSE)
#if defined (NEED_DBE_BUF_VALIDATE)
#define SET_DBE_BUF(_pDraw, _drawID, _whichBuffer, _dstbuf) \
if (_pDraw->type == DRAWABLE_WINDOW)\
{\
int thisbuf = (_pDraw->id == _drawID);\
if (thisbuf != ((WindowPtr)_pDraw)->_whichBuffer)\
{\
((WindowPtr)_pDraw)->_whichBuffer = thisbuf;\
DbeValidateBuffer((WindowPtr)_pDraw, _drawID, _dstbuf);\
}\
}
#else /* want buffer bits, but don't need to call DbeValidateBuffer */
#define SET_DBE_BUF(_pDraw, _drawID, _whichBuffer, _dstbuf) \
if (_pDraw->type == DRAWABLE_WINDOW)\
{\
((WindowPtr)_pDraw)->_whichBuffer = (_pDraw->id == _drawID);\
}
#endif /* NEED_DBE_BUF_VALIDATE */
#else /* don't want buffer bits in window */
#define SET_DBE_DSTBUF(_pDraw, _drawID) /**/
#define SET_DBE_SRCBUF(_pDraw, _drawID) /**/
#endif /* NEED_DBE_BUF_BITS */
#define VALIDATE_DRAWABLE_AND_GC(drawID, pDraw, pGC, client)\
if ((stuff->gc == INVALID) || (client->lastGCID != stuff->gc) ||\
(client->lastDrawableID != drawID))\
{\
SECURITY_VERIFY_GEOMETRABLE(pDraw, drawID, client, SecurityWriteAccess);\
SECURITY_VERIFY_GC(pGC, stuff->gc, client, SecurityReadAccess);\
if ((pGC->depth != pDraw->depth) ||\
(pGC->pScreen != pDraw->pScreen))\
return (BadMatch);\
client->lastDrawable = pDraw;\
client->lastDrawableID = drawID;\
client->lastGC = pGC;\
client->lastGCID = stuff->gc;\
}\
else\
{\
pGC = client->lastGC;\
pDraw = client->lastDrawable;\
}\
SET_DBE_DSTBUF(pDraw, drawID);\
if (pGC->serialNumber != pDraw->serialNumber)\
ValidateGC(pDraw, pGC);
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#define WriteReplyToClient(pClient, size, pReply) { \
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if ((pClient)->swapped) \
(*ReplySwapVector[((xReq *)(pClient)->requestBuffer)->reqType]) \
(pClient, (int)(size), pReply); \
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else (void) WriteToClient(pClient, (int)(size), (char *)(pReply)); }
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#define WriteSwappedDataToClient(pClient, size, pbuf) \
if ((pClient)->swapped) \
(*(pClient)->pSwapReplyFunc)(pClient, (int)(size), pbuf); \
else (void) WriteToClient (pClient, (int)(size), (char *)(pbuf));
typedef struct _TimeStamp *TimeStampPtr;
#ifndef _XTYPEDEF_CLIENTPTR
typedef struct _Client *ClientPtr; /* also in misc.h */
#define _XTYPEDEF_CLIENTPTR
#endif
typedef struct _WorkQueue *WorkQueuePtr;
extern ClientPtr requestingClient;
extern ClientPtr *clients;
extern ClientPtr serverClient;
extern int currentMaxClients;
typedef int HWEventQueueType;
typedef HWEventQueueType* HWEventQueuePtr;
extern HWEventQueuePtr checkForInput[2];
typedef struct _TimeStamp {
CARD32 months; /* really ~49.7 days */
CARD32 milliseconds;
} TimeStamp;
/* dispatch.c */
extern void SetInputCheck(
#if NeedFunctionPrototypes
HWEventQueuePtr /*c0*/,
HWEventQueuePtr /*c1*/
#endif
);
extern void CloseDownClient(
#if NeedFunctionPrototypes
ClientPtr /*client*/
#endif
);
extern void UpdateCurrentTime(
#if NeedFunctionPrototypes
void
#endif
);
extern void UpdateCurrentTimeIf(
#if NeedFunctionPrototypes
void
#endif
);
extern void InitSelections(
#if NeedFunctionPrototypes
void
#endif
);
extern void FlushClientCaches(
#if NeedFunctionPrototypes
XID /*id*/
#endif
);
extern int dixDestroyPixmap(
#if NeedFunctionPrototypes
pointer /*value*/,
XID /*pid*/
#endif
);
extern void CloseDownRetainedResources(
#if NeedFunctionPrototypes
void
#endif
);
extern void InitClient(
#if NeedFunctionPrototypes
ClientPtr /*client*/,
int /*i*/,
pointer /*ospriv*/
#endif
);
extern ClientPtr NextAvailableClient(
#if NeedFunctionPrototypes
pointer /*ospriv*/
#endif
);
extern void SendErrorToClient(
#if NeedFunctionPrototypes
ClientPtr /*client*/,
unsigned int /*majorCode*/,
unsigned int /*minorCode*/,
XID /*resId*/,
int /*errorCode*/
#endif
);
extern void DeleteWindowFromAnySelections(
#if NeedFunctionPrototypes
WindowPtr /*pWin*/
#endif
);
extern void MarkClientException(
#if NeedFunctionPrototypes
ClientPtr /*client*/
#endif
);
extern int GetGeometry(
#if NeedFunctionPrototypes
ClientPtr /*client*/,
xGetGeometryReply* /* wa */
#endif
);
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extern int SendConnSetup(
#if NeedFunctionPrototypes
ClientPtr /*client*/,
char* /*reason*/
#endif
);
extern int
DoGetImage(
#if NeedFunctionPrototypes
ClientPtr /*client*/,
int /*format*/,
Drawable /*drawable*/,
int /*x*/,
int /*y*/,
int /*width*/,
int /*height*/,
Mask /*planemask*/,
xGetImageReply **/*im_return*/
#endif
);
#ifdef LBX
extern void IncrementClientCount(
#if NeedFunctionPrototypes
void
#endif
);
#endif /* LBX */
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/* dixutils.c */
extern void CopyISOLatin1Lowered(
#if NeedFunctionPrototypes
unsigned char * /*dest*/,
unsigned char * /*source*/,
int /*length*/
#endif
);
#ifdef XCSECURITY
extern WindowPtr SecurityLookupWindow(
#if NeedFunctionPrototypes
XID /*rid*/,
ClientPtr /*client*/,
Mask /*access_mode*/
#endif
);
extern pointer SecurityLookupDrawable(
#if NeedFunctionPrototypes
XID /*rid*/,
ClientPtr /*client*/,
Mask /*access_mode*/
#endif
);
extern WindowPtr LookupWindow(
#if NeedFunctionPrototypes
XID /*rid*/,
ClientPtr /*client*/
#endif
);
extern pointer LookupDrawable(
#if NeedFunctionPrototypes
XID /*rid*/,
ClientPtr /*client*/
#endif
);
#else
extern WindowPtr LookupWindow(
#if NeedFunctionPrototypes
XID /*rid*/,
ClientPtr /*client*/
#endif
);
extern pointer LookupDrawable(
#if NeedFunctionPrototypes
XID /*rid*/,
ClientPtr /*client*/
#endif
);
#define SecurityLookupWindow(rid, client, access_mode) \
LookupWindow(rid, client)
#define SecurityLookupDrawable(rid, client, access_mode) \
LookupDrawable(rid, client)
#endif /* XCSECURITY */
extern ClientPtr LookupClient(
#if NeedFunctionPrototypes
XID /*rid*/,
ClientPtr /*client*/
#endif
);
extern void NoopDDA(
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#if NeedFunctionPrototypes
void
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#endif
);
extern int AlterSaveSetForClient(
#if NeedFunctionPrototypes
ClientPtr /*client*/,
WindowPtr /*pWin*/,
unsigned /*mode*/
#endif
);
extern void DeleteWindowFromAnySaveSet(
#if NeedFunctionPrototypes
WindowPtr /*pWin*/
#endif
);
extern void BlockHandler(
#if NeedFunctionPrototypes
pointer /*pTimeout*/,
pointer /*pReadmask*/
#endif
);
extern void WakeupHandler(
#if NeedFunctionPrototypes
int /*result*/,
pointer /*pReadmask*/
#endif
);
typedef void (* WakeupHandlerProcPtr)(
#if NeedNestedPrototypes
pointer /* blockData */,
int /* result */,
pointer /* pReadmask */
#endif
);
extern Bool RegisterBlockAndWakeupHandlers(
#if NeedFunctionPrototypes
BlockHandlerProcPtr /*blockHandler*/,
WakeupHandlerProcPtr /*wakeupHandler*/,
pointer /*blockData*/
#endif
);
extern void RemoveBlockAndWakeupHandlers(
#if NeedFunctionPrototypes
BlockHandlerProcPtr /*blockHandler*/,
WakeupHandlerProcPtr /*wakeupHandler*/,
pointer /*blockData*/
#endif
);
extern void InitBlockAndWakeupHandlers(
#if NeedFunctionPrototypes
void
#endif
);
extern void ProcessWorkQueue(
#if NeedFunctionPrototypes
void
#endif
);
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extern void ProcessWorkQueueZombies(
#if NeedFunctionPrototypes
void
#endif
);
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extern Bool QueueWorkProc(
#if NeedFunctionPrototypes
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Bool (* /*function*/)(
#if NeedNestedPrototypes
ClientPtr /*clientUnused*/,
pointer /*closure*/
#endif
),
ClientPtr /*client*/,
pointer /*closure*/
#endif
);
typedef Bool (* ClientSleepProcPtr)(
#if NeedFunctionPrototypes
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ClientPtr /*client*/,
pointer /*closure*/
#endif
);
extern Bool ClientSleep(
#if NeedFunctionPrototypes
ClientPtr /*client*/,
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ClientSleepProcPtr /* function */,
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pointer /*closure*/
#endif
);
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#ifndef ___CLIENTSIGNAL_DEFINED___
#define ___CLIENTSIGNAL_DEFINED___
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extern Bool ClientSignal(
#if NeedFunctionPrototypes
ClientPtr /*client*/
#endif
);
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#endif /* ___CLIENTSIGNAL_DEFINED___ */
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extern void ClientWakeup(
#if NeedFunctionPrototypes
ClientPtr /*client*/
#endif
);
extern Bool ClientIsAsleep(
#if NeedFunctionPrototypes
ClientPtr /*client*/
#endif
);
/* atom.c */
extern Atom MakeAtom(
#if NeedFunctionPrototypes
char * /*string*/,
unsigned /*len*/,
Bool /*makeit*/
#endif
);
extern Bool ValidAtom(
#if NeedFunctionPrototypes
Atom /*atom*/
#endif
);
extern char *NameForAtom(
#if NeedFunctionPrototypes
Atom /*atom*/
#endif
);
extern void AtomError(
#if NeedFunctionPrototypes
void
#endif
);
extern void FreeAllAtoms(
#if NeedFunctionPrototypes
void
#endif
);
extern void InitAtoms(
#if NeedFunctionPrototypes
void
#endif
);
/* events.c */
extern void SetMaskForEvent(
#if NeedFunctionPrototypes
Mask /* mask */,
int /* event */
#endif
);
extern Bool IsParent(
#if NeedFunctionPrototypes
WindowPtr /* maybeparent */,
WindowPtr /* child */
#endif
);
extern WindowPtr GetCurrentRootWindow(
#if NeedFunctionPrototypes
void
#endif
);
extern WindowPtr GetSpriteWindow(
#if NeedFunctionPrototypes
void
#endif
);
extern void NoticeEventTime(
#if NeedFunctionPrototypes
xEventPtr /* xE */
#endif
);
extern void EnqueueEvent(
#if NeedFunctionPrototypes
xEventPtr /* xE */,
DeviceIntPtr /* device */,
int /* count */
#endif
);
extern void ComputeFreezes(
#if NeedFunctionPrototypes
void
#endif
);
extern void CheckGrabForSyncs(
#if NeedFunctionPrototypes
DeviceIntPtr /* dev */,
Bool /* thisMode */,
Bool /* otherMode */
#endif
);
extern void ActivatePointerGrab(
#if NeedFunctionPrototypes
DeviceIntPtr /* mouse */,
GrabPtr /* grab */,
TimeStamp /* time */,
Bool /* autoGrab */
#endif
);
extern void DeactivatePointerGrab(
#if NeedFunctionPrototypes
DeviceIntPtr /* mouse */
#endif
);
extern void ActivateKeyboardGrab(
#if NeedFunctionPrototypes
DeviceIntPtr /* keybd */,
GrabPtr /* grab */,
TimeStamp /* time */,
Bool /* passive */
#endif
);
extern void DeactivateKeyboardGrab(
#if NeedFunctionPrototypes
DeviceIntPtr /* keybd */
#endif
);
extern void AllowSome(
#if NeedFunctionPrototypes
ClientPtr /* client */,
TimeStamp /* time */,
DeviceIntPtr /* thisDev */,
int /* newState */
#endif
);
extern void ReleaseActiveGrabs(
#if NeedFunctionPrototypes
ClientPtr client
#endif
);
extern int DeliverEventsToWindow(
#if NeedFunctionPrototypes
WindowPtr /* pWin */,
xEventPtr /* pEvents */,
int /* count */,
Mask /* filter */,
GrabPtr /* grab */,
int /* mskidx */
#endif
);
extern int DeliverDeviceEvents(
#if NeedFunctionPrototypes
WindowPtr /* pWin */,
xEventPtr /* xE */,
GrabPtr /* grab */,
WindowPtr /* stopAt */,
DeviceIntPtr /* dev */,
int /* count */
#endif
);
extern void DefineInitialRootWindow(
#if NeedFunctionPrototypes
WindowPtr /* win */
#endif
);
extern void WindowHasNewCursor(
#if NeedFunctionPrototypes
WindowPtr /* pWin */
#endif
);
extern Bool CheckDeviceGrabs(
#if NeedFunctionPrototypes
DeviceIntPtr /* device */,
xEventPtr /* xE */,
int /* checkFirst */,
int /* count */
#endif
);
extern void DeliverFocusedEvent(
#if NeedFunctionPrototypes
DeviceIntPtr /* keybd */,
xEventPtr /* xE */,
WindowPtr /* window */,
int /* count */
#endif
);
extern void DeliverGrabbedEvent(
#if NeedFunctionPrototypes
xEventPtr /* xE */,
DeviceIntPtr /* thisDev */,
Bool /* deactivateGrab */,
int /* count */
#endif
);
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#ifdef XKB
extern void FixKeyState(
#if NeedFunctionPrototypes
xEvent * /* xE */,
DeviceIntPtr /* keybd */
#endif
);
#endif /* XKB */
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extern void RecalculateDeliverableEvents(
#if NeedFunctionPrototypes
WindowPtr /* pWin */
#endif
);
extern int OtherClientGone(
#if NeedFunctionPrototypes
pointer /* value */,
XID /* id */
#endif
);
extern void DoFocusEvents(
#if NeedFunctionPrototypes
DeviceIntPtr /* dev */,
WindowPtr /* fromWin */,
WindowPtr /* toWin */,
int /* mode */
#endif
);
extern int SetInputFocus(
#if NeedFunctionPrototypes
ClientPtr /* client */,
DeviceIntPtr /* dev */,
Window /* focusID */,
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CARD8 /* revertTo */,
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Time /* ctime */,
Bool /* followOK */
#endif
);
extern int GrabDevice(
#if NeedFunctionPrototypes
ClientPtr /* client */,
DeviceIntPtr /* dev */,
unsigned /* this_mode */,
unsigned /* other_mode */,
Window /* grabWindow */,
unsigned /* ownerEvents */,
Time /* ctime */,
Mask /* mask */,
CARD8 * /* status */
#endif
);
extern void InitEvents(
#if NeedFunctionPrototypes
void
#endif
);
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extern void CloseDownEvents(void);
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extern void DeleteWindowFromAnyEvents(
#if NeedFunctionPrototypes
WindowPtr /* pWin */,
Bool /* freeResources */
#endif
);
extern Mask EventMaskForClient(
#if NeedFunctionPrototypes
WindowPtr /* pWin */,
ClientPtr /* client */
#endif
);
extern int DeliverEvents(
#if NeedFunctionPrototypes
WindowPtr /*pWin*/,
xEventPtr /*xE*/,
int /*count*/,
WindowPtr /*otherParent*/
#endif
);
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extern void WriteEventsToClient(
#if NeedFunctionPrototypes
ClientPtr /*pClient*/,
int /*count*/,
xEventPtr /*events*/
#endif
);
extern int TryClientEvents(
#if NeedFunctionPrototypes
ClientPtr /*client*/,
xEventPtr /*pEvents*/,
int /*count*/,
Mask /*mask*/,
Mask /*filter*/,
GrabPtr /*grab*/
#endif
);
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extern void WindowsRestructured(
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#if NeedFunctionPrototypes
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void
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#endif
);
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#ifdef RANDR
void
ScreenRestructured (ScreenPtr pScreen);
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#endif
extern void ResetClientPrivates(
#if NeedFunctionPrototypes
void
#endif
);
extern int AllocateClientPrivateIndex(
#if NeedFunctionPrototypes
void
#endif
);
extern Bool AllocateClientPrivate(
#if NeedFunctionPrototypes
int /*index*/,
unsigned /*amount*/
#endif
);
/*
* callback manager stuff
*/
#ifndef _XTYPEDEF_CALLBACKLISTPTR
typedef struct _CallbackList *CallbackListPtr; /* also in misc.h */
#define _XTYPEDEF_CALLBACKLISTPTR
#endif
typedef void (*CallbackProcPtr) (
#if NeedNestedPrototypes
CallbackListPtr *, pointer, pointer
#endif
);
typedef Bool (*AddCallbackProcPtr) (
#if NeedNestedPrototypes
CallbackListPtr *, CallbackProcPtr, pointer
#endif
);
typedef Bool (*DeleteCallbackProcPtr) (
#if NeedNestedPrototypes
CallbackListPtr *, CallbackProcPtr, pointer
#endif
);
typedef void (*CallCallbacksProcPtr) (
#if NeedNestedPrototypes
CallbackListPtr *, pointer
#endif
);
typedef void (*DeleteCallbackListProcPtr) (
#if NeedNestedPrototypes
CallbackListPtr *
#endif
);
typedef struct _CallbackProcs {
AddCallbackProcPtr AddCallback;
DeleteCallbackProcPtr DeleteCallback;
CallCallbacksProcPtr CallCallbacks;
DeleteCallbackListProcPtr DeleteCallbackList;
} CallbackFuncsRec, *CallbackFuncsPtr;
extern Bool CreateCallbackList(
#if NeedFunctionPrototypes
CallbackListPtr * /*pcbl*/,
CallbackFuncsPtr /*cbfuncs*/
#endif
);
extern Bool AddCallback(
#if NeedFunctionPrototypes
CallbackListPtr * /*pcbl*/,
CallbackProcPtr /*callback*/,
pointer /*data*/
#endif
);
extern Bool DeleteCallback(
#if NeedFunctionPrototypes
CallbackListPtr * /*pcbl*/,
CallbackProcPtr /*callback*/,
pointer /*data*/
#endif
);
extern void CallCallbacks(
#if NeedFunctionPrototypes
CallbackListPtr * /*pcbl*/,
pointer /*call_data*/
#endif
);
extern void DeleteCallbackList(
#if NeedFunctionPrototypes
CallbackListPtr * /*pcbl*/
#endif
);
extern void InitCallbackManager(
#if NeedFunctionPrototypes
void
#endif
);
/*
* ServerGrabCallback stuff
*/
extern CallbackListPtr ServerGrabCallback;
typedef enum {SERVER_GRABBED, SERVER_UNGRABBED,
CLIENT_PERVIOUS, CLIENT_IMPERVIOUS } ServerGrabState;
typedef struct {
ClientPtr client;
ServerGrabState grabstate;
} ServerGrabInfoRec;
/*
* EventCallback stuff
*/
extern CallbackListPtr EventCallback;
typedef struct {
ClientPtr client;
xEventPtr events;
int count;
} EventInfoRec;
/*
* DeviceEventCallback stuff
*/
extern CallbackListPtr DeviceEventCallback;
typedef struct {
xEventPtr events;
int count;
} DeviceEventInfoRec;
#endif /* DIX_H */