static int EnumObjectsCallback(ref DIDEVICEOBJECTINSTANCE pddoi, IntPtr pvRef)
{
GCHandle hResult = GCHandle.FromIntPtr(pvRef);
List<DIDEVICEOBJECTINSTANCE> result = (List<DIDEVICEOBJECTINSTANCE>)(hResult.Target);
result.Add(pddoi.Clone());
return 1;
}
public void SetRange(DIDEVICEOBJECTINSTANCE o, int lowerRange, int upperRange)
{
DIPROPRANGE diproprange = new DIPROPRANGE();
//
diproprange.diph.dwSize = Marshal.SizeOf(diproprange);
diproprange.diph.dwHeaderSize = Marshal.SizeOf(diproprange.diph);
diproprange.diph.dwObj = o.dwType;
diproprange.diph.dwHow = (int)DIPH.BYID;
diproprange.lMin = lowerRange;
diproprange.lMax = upperRange;
//
this.pInputDevice.SetProperty((IntPtr)(DIPROP.RANGE), ref diproprange.diph);
}