#include <IOKit/IOKitLib.h>
#include <drivers/event_status_driver.h>
#include <IOKit/hidsystem/IOHIDLib.h>
#include <IOKit/hidsystem/IOHIDParameter.h>
#include <stdio.h>
#include <assert.h>
int
main(int argc, char **argv)
{
NXEventHandle hdl;
double dbl1;
CFStringRef key;
hdl = NXOpenEventStatus();
assert( hdl );
if( argc > 2) {
if( 't' == argv[2][0])
key = CFSTR(kIOHIDTrackpadAccelerationType);
else
key = CFSTR(kIOHIDMouseAccelerationType);
assert( KERN_SUCCESS == IOHIDGetAccelerationWithKey(hdl, key, &dbl1));
printf("IOHIDGetAccelerationWithKey = %f\n", dbl1);
sscanf( argv[1], "%lf", &dbl1 );
assert( KERN_SUCCESS == IOHIDSetAccelerationWithKey(hdl, key, dbl1));
assert( KERN_SUCCESS == IOHIDGetAccelerationWithKey(hdl, key, &dbl1));
printf("now IOHIDGetAccelerationWithKey = %f\n", dbl1);
} else {
assert( KERN_SUCCESS == IOHIDGetMouseAcceleration(hdl, &dbl1));
printf("IOHIDGetMouseAcceleration = %f\n", dbl1);
sscanf( argv[1], "%lf", &dbl1 );
assert( KERN_SUCCESS == IOHIDSetMouseAcceleration(hdl, dbl1));
assert( KERN_SUCCESS == IOHIDGetMouseAcceleration(hdl, &dbl1));
printf("now IOHIDGetMouseAcceleration = %f\n", dbl1);
}
return( 0 );
}