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ibmMouse.c
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C/C++ Source or Header
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1991-09-20
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68 lines
/*
* $Id: ibmMouse.c,v 1.1 1991/09/20 18:24:03 mtranle Exp $
*
* Copyright IBM Corporation 1987,1988,1989
*
* 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 IBM not be
* used in advertising or publicity pertaining to distribution of the
* software without specific, written prior permission.
*
* IBM DISCLAIMS ALL WARRANTIES WITH REGARD TO THIS SOFTWARE, INCLUDING
* ALL IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS, IN NO EVENT SHALL
* IBM 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.
*
*/
#include "X.h"
#include "input.h"
#include "ibmTrace.h"
/***================================================================***/
DevicePtr ibmPtr ;
int ibmDoPointerAccel = 0 ;
int ibmPointerThreshold = 0 ;
int ibmPointerAccelNumerator = 0 ;
int ibmPointerAccelDenominator = 0 ;
/***================================================================***/
void
ibmChangePointerControl( pDevice, pCtrl )
DevicePtr pDevice ;
PtrCtrl *pCtrl ;
{
TRACE( ( "ibmChangePointerControl(pDevice=0x%x,pCtrl=0x%x)\n",
pDevice, pCtrl ) ) ;
if ( ( pCtrl->num > 0 ) && ( pCtrl->den > 0 ) ) {
ibmPointerAccelNumerator = pCtrl->num ;
ibmPointerAccelDenominator = pCtrl->den ;
}
else {
if ( pCtrl->num == -1 )
ibmPointerAccelNumerator = 1 ;
if ( pCtrl->den == -1 )
ibmPointerAccelDenominator = 1 ;
}
if ( pCtrl->threshold >= 0 )
ibmPointerThreshold = pCtrl->threshold ;
else if ( pCtrl->threshold == -1 )
ibmPointerThreshold = 1 ;
ibmDoPointerAccel =
( ibmPointerAccelNumerator != ibmPointerAccelDenominator ) ;
return ;
}