Integration of XEVIE branch to trunk
https://freedesktop.org/bugzilla/show_bug.cgi?id=947 Modified Files: Imakefile Added Files: xevie.c
This commit is contained in:
Stuart Kreitman
parent
dd7077cadc
commit
82a6a65924
628
Xext/xevie.c
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628
Xext/xevie.c
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/************************************************************
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Copyright 2003 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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#define NEED_REPLIES
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#define NEED_EVENTS
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#include "X.h"
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#include "Xproto.h"
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#include "misc.h"
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#include "dixstruct.h"
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#include "extnsionst.h"
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#include "colormapst.h"
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#include "scrnintstr.h"
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#include "servermd.h"
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#include "opaque.h"
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#define _XEVIE_SERVER_
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#include "Xeviestr.h"
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#include "Xfuncproto.h"
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#include "input.h"
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#include "inputstr.h"
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#include "windowstr.h"
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#include "cursorstr.h"
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#include "swaprep.h"
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#include "panoramiX.h"
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#include "panoramiXsrv.h"
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#ifndef EXTMODULE
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#include "../os/osdep.h"
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#else
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#include "xf86_ansic.h"
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#endif
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#if 0
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#define DEBUG
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#endif
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#ifdef DEBUG
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# define ERR(x) ErrorF(x)
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#else
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#define ERR
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#endif
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static int xevieFlag = 0;
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static int xevieClientIndex = 0;
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static Mask xevieMask = 0;
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static Bool xeviegrabState = FALSE;
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static unsigned int xevieServerGeneration;
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static int xevieDevicePrivateIndex;
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static Bool xevieModifiersOn = FALSE;
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#define XEVIEINFO(dev) ((xevieDeviceInfoPtr)dev->devPrivates[xevieDevicePrivateIndex].ptr)
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#define NoSuchEvent 0x80000000
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Mask xevieFilters[128] =
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{
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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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};
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#undef NoSuchEvent
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typedef struct {
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ProcessInputProc processInputProc;
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ProcessInputProc realInputProc;
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DeviceUnwrapProc unwrapProc;
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} xevieDeviceInfoRec, *xevieDeviceInfoPtr;
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static int ProcDispatch (ClientPtr), SProcDispatch (ClientPtr);
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static void ResetProc (ExtensionEntry*);
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static unsigned char ReqCode = 0;
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static int ErrorBase;
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static Bool XevieStart(void);
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static void XevieEnd(int clientIndex);
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static void XevieClientStateCallback(CallbackListPtr *pcbl, pointer nulldata,
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pointer calldata);
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static void XevieServerGrabStateCallback(CallbackListPtr *pcbl,
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pointer nulldata,
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pointer calldata);
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static Bool XevieAdd(DeviceIntPtr device, pointer data);
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static void XevieWrap(DeviceIntPtr device, ProcessInputProc proc);
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static Bool XevieRemove(DeviceIntPtr device, pointer data);
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static void doSendEvent(xEvent *xE, DeviceIntPtr device);
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static void XeviePointerProcessInputProc(xEvent *xE, DeviceIntPtr dev,
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int count);
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static void XevieKbdProcessInputProc(xEvent *xE, DeviceIntPtr dev, int count);
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void
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XevieExtensionInit (INITARGS)
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{
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ExtensionEntry* extEntry;
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if (serverGeneration != xevieServerGeneration) {
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if ((xevieDevicePrivateIndex = AllocateDevicePrivateIndex()) == -1)
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return;
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xevieServerGeneration = serverGeneration;
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}
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if (!AddCallback(&ServerGrabCallback,XevieServerGrabStateCallback,NULL))
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return;
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if ((extEntry = AddExtension (XEVIENAME,
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0,
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XevieNumberErrors,
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ProcDispatch,
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SProcDispatch,
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ResetProc,
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StandardMinorOpcode))) {
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ReqCode = (unsigned char)extEntry->base;
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ErrorBase = extEntry->errorBase;
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}
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}
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/*ARGSUSED*/
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static
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void ResetProc (ExtensionEntry* extEntry)
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{
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}
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static
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int ProcQueryVersion (ClientPtr client)
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{
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xXevieQueryVersionReply rep;
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REQUEST_SIZE_MATCH (xXevieQueryVersionReq);
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rep.type = X_Reply;
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rep.length = 0;
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rep.sequence_number = client->sequence;
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rep.server_major_version = XEVIE_MAJOR_VERSION;
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rep.server_minor_version = XEVIE_MINOR_VERSION;
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WriteToClient (client, sizeof (xXevieQueryVersionReply), (char *)&rep);
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return client->noClientException;
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}
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static
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int ProcStart (ClientPtr client)
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{
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xXevieStartReply rep;
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REQUEST_SIZE_MATCH (xXevieStartReq);
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rep.pad1 = 0;
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if(!xevieFlag){
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if (AddCallback(&ClientStateCallback,XevieClientStateCallback,NULL)) {
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xevieFlag = 1;
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rep.pad1 = 1;
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xevieClientIndex = client->index;
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} else
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return BadAlloc;
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} else
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return BadAccess;
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if (!XevieStart()) {
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DeleteCallback(&ClientStateCallback,XevieClientStateCallback,NULL);
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return BadAlloc;
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}
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xevieModifiersOn = FALSE;
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rep.type = X_Reply;
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rep.sequence_number = client->sequence;
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WriteToClient (client, sizeof (xXevieStartReply), (char *)&rep);
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return client->noClientException;
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}
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static
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int ProcEnd (ClientPtr client)
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{
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xXevieEndReply rep;
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if (xevieFlag) {
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if (client->index != xevieClientIndex)
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return BadAccess;
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DeleteCallback(&ClientStateCallback,XevieClientStateCallback,NULL);
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XevieEnd(xevieClientIndex);
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}
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rep.type = X_Reply;
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rep.sequence_number = client->sequence;
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WriteToClient (client, sizeof (xXevieEndReply), (char *)&rep);
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return client->noClientException;
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}
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static
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int ProcSend (ClientPtr client)
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{
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REQUEST (xXevieSendReq);
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xXevieSendReply rep;
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xEvent *xE;
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static unsigned char lastDetail = 0, lastType = 0;
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ERR("ProcSend\n");
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if (client->index != xevieClientIndex)
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return BadAccess;
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xE = (xEvent *)&stuff->event;
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rep.type = X_Reply;
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rep.sequence_number = client->sequence;
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WriteToClient (client, sizeof (xXevieSendReply), (char *)&rep);
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switch(xE->u.u.type) {
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case KeyPress:
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case KeyRelease:
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doSendEvent(xE, inputInfo.keyboard);
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break;
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case ButtonPress:
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case ButtonRelease:
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case MotionNotify:
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doSendEvent(xE, inputInfo.pointer);
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break;
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default:
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break;
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}
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lastType = xE->u.u.type;
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lastDetail = xE->u.u.detail;
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return client->noClientException;
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}
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static
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int ProcSelectInput (ClientPtr client)
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{
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REQUEST (xXevieSelectInputReq);
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xXevieSelectInputReply rep;
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if (client->index != xevieClientIndex)
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return BadAccess;
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xevieMask = (long)stuff->event_mask;
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rep.type = X_Reply;
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rep.sequence_number = client->sequence;
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WriteToClient (client, sizeof (xXevieSelectInputReply), (char *)&rep);
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return client->noClientException;
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}
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static
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int ProcDispatch (ClientPtr client)
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{
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REQUEST (xReq);
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switch (stuff->data)
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{
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case X_XevieQueryVersion:
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return ProcQueryVersion (client);
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case X_XevieStart:
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return ProcStart (client);
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case X_XevieEnd:
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return ProcEnd (client);
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case X_XevieSend:
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return ProcSend (client);
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case X_XevieSelectInput:
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return ProcSelectInput(client);
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default:
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return BadRequest;
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}
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}
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static
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int SProcQueryVersion (ClientPtr client)
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{
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register int n;
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REQUEST(xXevieQueryVersionReq);
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swaps(&stuff->length, n);
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return ProcQueryVersion(client);
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}
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static
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int SProcStart (ClientPtr client)
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{
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register int n;
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REQUEST (xXevieStartReq);
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swaps (&stuff->length, n);
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swapl (&stuff->screen, n);
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REQUEST_AT_LEAST_SIZE (xXevieStartReq);
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return ProcStart (client);
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}
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static
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int SProcEnd (ClientPtr client)
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{
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register int n;
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REQUEST (xXevieEndReq);
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swaps (&stuff->length, n);
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REQUEST_AT_LEAST_SIZE (xXevieEndReq);
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swapl(&stuff->cmap, n);
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return ProcEnd (client);
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}
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static
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int SProcSend (ClientPtr client)
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{
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register int n;
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REQUEST (xXevieSendReq);
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swaps (&stuff->length, n);
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REQUEST_AT_LEAST_SIZE (xXevieSendReq);
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swapl(&stuff->event, n);
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return ProcSend (client);
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}
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static
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int SProcSelectInput (ClientPtr client)
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{
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register int n;
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REQUEST (xXevieSelectInputReq);
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swaps (&stuff->length, n);
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REQUEST_AT_LEAST_SIZE (xXevieSendReq);
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swapl(&stuff->event_mask, n);
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return ProcSelectInput (client);
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}
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static
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int SProcDispatch (ClientPtr client)
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{
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REQUEST(xReq);
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switch (stuff->data)
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{
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case X_XevieQueryVersion:
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return SProcQueryVersion (client);
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case X_XevieStart:
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return SProcStart (client);
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case X_XevieEnd:
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return SProcEnd (client);
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case X_XevieSend:
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return SProcSend (client);
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case X_XevieSelectInput:
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return SProcSelectInput(client);
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default:
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return BadRequest;
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}
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}
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/*=====================================================*/
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#define WRAP_INPUTPROC(dev,store,inputProc) \
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store->processInputProc = dev->public.processInputProc; \
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dev->public.processInputProc = inputProc; \
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store->realInputProc = dev->public.realInputProc; \
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dev->public.realInputProc = inputProc;
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#define COND_WRAP_INPUTPROC(dev,store,inputProc) \
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if (dev->public.processInputProc == dev->public.realInputProc) \
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dev->public.processInputProc = inputProc; \
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store->processInputProc = \
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store->realInputProc = dev->public.realInputProc; \
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dev->public.realInputProc = inputProc;
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#define UNWRAP_INPUTPROC(dev,restore) \
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dev->public.processInputProc = restore->processInputProc; \
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dev->public.realInputProc = restore->realInputProc;
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#define UNWRAP_INPUTPROC(dev,restore) \
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dev->public.processInputProc = restore->processInputProc; \
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dev->public.realInputProc = restore->realInputProc;
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#define XEVIE_EVENT(xE) \
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(xevieFlag \
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&& !xeviegrabState \
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&& clients[xevieClientIndex] \
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&& (xevieMask & xevieFilters[xE->u.u.type]))
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static void
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sendEvent(ClientPtr pClient, xEvent *xE)
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{
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if(pClient->swapped) {
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xEvent eventTo;
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/* Remember to strip off the leading bit of type in case
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this event was sent with "SendEvent." */
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(*EventSwapVector[xE->u.u.type & 0177]) (xE, &eventTo);
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(void)WriteToClient(pClient, sizeof(xEvent), (char *)&eventTo);
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} else {
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(void)WriteToClient(pClient, sizeof(xEvent), (char *) xE);
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}
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}
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static void
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XevieKbdProcessInputProc(xEvent *xE, DeviceIntPtr dev, int count)
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{
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int key, bit;
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BYTE *kptr;
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ProcessInputProc tmp;
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KeyClassPtr keyc = dev->key;
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xevieDeviceInfoPtr xeviep = XEVIEINFO(dev);
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if(XEVIE_EVENT(xE)) {
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ERR("XevieKbdProcessInputProc\n");
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key = xE->u.u.detail;
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kptr = &keyc->down[key >> 3];
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bit = 1 << (key & 7);
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/*
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* This is a horrible hack: with xkb on we must zero the modifiers
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* before sending an event sent back by xevie to
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* CoreProcessKeyboardEvent.
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* Since we cannot probe for xkb directly we need to check if the
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* modifers are set at this point. If they are we know that xkb
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* isn't active.
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*/
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if (dev->key->modifierMap[xE->u.u.detail])
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xevieModifiersOn = TRUE;
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xE->u.keyButtonPointer.event = xeviewin->drawable.id;
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xE->u.keyButtonPointer.root = GetCurrentRootWindow()->drawable.id;
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xE->u.keyButtonPointer.child = (xeviewin->firstChild)
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? xeviewin->firstChild->drawable.id:0;
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xE->u.keyButtonPointer.rootX = xeviehot.x;
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xE->u.keyButtonPointer.rootY = xeviehot.y;
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xE->u.keyButtonPointer.state = keyc->state;
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/* fix bug: sequence lost in Xlib */
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xE->u.u.sequenceNumber = clients[xevieClientIndex]->sequence;
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sendEvent(clients[xevieClientIndex], xE);
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return;
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}
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tmp = dev->public.realInputProc;
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UNWRAP_INPUTPROC(dev,xeviep);
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dev->public.processInputProc(xE,dev,count);
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COND_WRAP_INPUTPROC(dev,xeviep,tmp);
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}
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static void
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XeviePointerProcessInputProc(xEvent *xE, DeviceIntPtr dev, int count)
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{
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xevieDeviceInfoPtr xeviep = XEVIEINFO(dev);
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ProcessInputProc tmp;
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if (XEVIE_EVENT(xE)) {
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ERR("XeviePointerProcessInputProc\n");
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/* fix bug: sequence lost in Xlib */
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xE->u.u.sequenceNumber = clients[xevieClientIndex]->sequence;
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sendEvent(clients[xevieClientIndex], xE);
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return;
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}
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tmp = dev->public.realInputProc;
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UNWRAP_INPUTPROC(dev,xeviep);
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dev->public.processInputProc(xE,dev,count);
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COND_WRAP_INPUTPROC(dev,xeviep,tmp);
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}
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static Bool
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XevieStart(void)
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{
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ProcessInputProc prp;
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prp = XevieKbdProcessInputProc;
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if (!XevieAdd(inputInfo.keyboard,&prp))
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return FALSE;
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prp = XeviePointerProcessInputProc;
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if (!XevieAdd(inputInfo.pointer,&prp))
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return FALSE;
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return TRUE;
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}
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static void
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XevieEnd(int clientIndex)
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{
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if (!clientIndex || clientIndex == xevieClientIndex) {
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XevieRemove(inputInfo.keyboard,NULL);
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XevieRemove(inputInfo.pointer,NULL);
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xevieFlag = 0;
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xevieClientIndex = 0;
|
||||
DeleteCallback (&ClientStateCallback, XevieClientStateCallback, NULL);
|
||||
}
|
||||
}
|
||||
|
||||
static void
|
||||
XevieClientStateCallback(CallbackListPtr *pcbl, pointer nulldata,
|
||||
pointer calldata)
|
||||
{
|
||||
NewClientInfoRec *pci = (NewClientInfoRec *)calldata;
|
||||
ClientPtr client = pci->client;
|
||||
if (client->clientState == ClientStateGone
|
||||
|| client->clientState == ClientStateRetained)
|
||||
XevieEnd(client->index);
|
||||
}
|
||||
|
||||
static void
|
||||
XevieServerGrabStateCallback(CallbackListPtr *pcbl, pointer nulldata,
|
||||
pointer calldata)
|
||||
{
|
||||
ServerGrabInfoRec *grbinfo = (ServerGrabInfoRec *)calldata;
|
||||
if (grbinfo->grabstate == SERVER_GRABBED)
|
||||
xeviegrabState = TRUE;
|
||||
else
|
||||
xeviegrabState = FALSE;
|
||||
}
|
||||
|
||||
#define UNWRAP_UNWRAPPROC(device,proc_store) \
|
||||
device->unwrapProc = proc_store;
|
||||
|
||||
#define WRAP_UNWRAPPROC(device,proc_store,proc) \
|
||||
proc_store = device->unwrapProc; \
|
||||
device->unwrapProc = proc;
|
||||
|
||||
static void
|
||||
xevieUnwrapProc(DeviceIntPtr device, DeviceHandleProc proc, pointer data)
|
||||
{
|
||||
xevieDeviceInfoPtr xeviep = XEVIEINFO(device);
|
||||
ProcessInputProc tmp = device->public.processInputProc;
|
||||
|
||||
UNWRAP_INPUTPROC(device,xeviep);
|
||||
UNWRAP_UNWRAPPROC(device,xeviep->unwrapProc);
|
||||
proc(device,data);
|
||||
WRAP_INPUTPROC(device,xeviep,tmp);
|
||||
WRAP_UNWRAPPROC(device,xeviep->unwrapProc,xevieUnwrapProc);
|
||||
}
|
||||
|
||||
static Bool
|
||||
XevieUnwrapAdd(DeviceIntPtr device, void* data)
|
||||
{
|
||||
if (device->unwrapProc)
|
||||
device->unwrapProc(device,XevieUnwrapAdd,data);
|
||||
else {
|
||||
ProcessInputProc *ptr = data;
|
||||
XevieWrap(device,*ptr);
|
||||
}
|
||||
|
||||
return TRUE;
|
||||
}
|
||||
|
||||
static Bool
|
||||
XevieAdd(DeviceIntPtr device, void* data)
|
||||
{
|
||||
xevieDeviceInfoPtr xeviep;
|
||||
|
||||
if (!AllocateDevicePrivate(device, xevieDevicePrivateIndex))
|
||||
return FALSE;
|
||||
|
||||
xeviep = xcalloc (sizeof (xevieDeviceInfoRec),1);
|
||||
if (!xeviep)
|
||||
return FALSE;
|
||||
|
||||
device->devPrivates[xevieDevicePrivateIndex].ptr = xeviep;
|
||||
XevieUnwrapAdd(device, data);
|
||||
|
||||
return TRUE;
|
||||
}
|
||||
|
||||
static Bool
|
||||
XevieRemove(DeviceIntPtr device,pointer data)
|
||||
{
|
||||
xevieDeviceInfoPtr xeviep = XEVIEINFO(device);
|
||||
|
||||
if (!xeviep) return TRUE;
|
||||
|
||||
UNWRAP_INPUTPROC(device,xeviep);
|
||||
UNWRAP_UNWRAPPROC(device,xeviep->unwrapProc);
|
||||
|
||||
xfree(xeviep);
|
||||
device->devPrivates[xevieDevicePrivateIndex].ptr = NULL;
|
||||
return TRUE;
|
||||
}
|
||||
|
||||
static void
|
||||
XevieWrap(DeviceIntPtr device, ProcessInputProc proc)
|
||||
{
|
||||
xevieDeviceInfoPtr xeviep = XEVIEINFO(device);
|
||||
|
||||
WRAP_INPUTPROC(device,xeviep,proc);
|
||||
WRAP_UNWRAPPROC(device,xeviep->unwrapProc,xevieUnwrapProc);
|
||||
}
|
||||
|
||||
static void
|
||||
doSendEvent(xEvent *xE, DeviceIntPtr dev)
|
||||
{
|
||||
xevieDeviceInfoPtr xeviep = XEVIEINFO(dev);
|
||||
ProcessInputProc tmp = dev->public.realInputProc;
|
||||
if (((xE->u.u.type==KeyPress)||(xE->u.u.type==KeyRelease))
|
||||
&& !xevieModifiersOn) {
|
||||
CARD8 realModes = dev->key->modifierMap[xE->u.u.detail];
|
||||
dev->key->modifierMap[xE->u.u.detail] = 0;
|
||||
|
||||
UNWRAP_INPUTPROC(dev,xeviep);
|
||||
dev->public.processInputProc(xE,dev,1);
|
||||
COND_WRAP_INPUTPROC(dev,xeviep,tmp);
|
||||
dev->key->modifierMap[xE->u.u.detail] = realModes;
|
||||
} else {
|
||||
UNWRAP_INPUTPROC(dev,xeviep);
|
||||
dev->public.processInputProc(xE,dev,1);
|
||||
COND_WRAP_INPUTPROC(dev,xeviep,tmp);
|
||||
}
|
||||
}
|
||||
Loading…
Reference in New Issue
Block a user