public static extern void SetMonitorDisplayAreaPosition(IntPtr hMonitor, MC_POSITION_TYPE ptPositionType, UInt32 dwNewPosition);
public static extern void GetMonitorDisplayAreaPosition(IntPtr hMonitor, MC_POSITION_TYPE ptPositionType, [Out] out UInt32 pdwMinimumPosition, [Out] out UInt32 pdwCurrentPosition, [Out] out UInt32 pdwMaximumPosition);