CHANGER L'HEURE SYSTEME

using System;
using System.Runtime.InteropServices;

namespace CSUtil
{
	/// <summary>
	/// Summary description for TimeChange.
	/// </summary>
	public class TimeChange
	{

		[StructLayout(LayoutKind.Sequential)]
			public struct SYSTEMTIME 
		{
			public short wYear;
			public short wMonth;
			public short wDayOfWeek;
			public short wDay;
			public short wHour;
			public short wMinute;
			public short wSecond;
			public short wMilliseconds;
		}

		[DllImport("kernel32.dll", SetLastError=true)]
		private static extern bool SetSystemTime( [In] ref SYSTEMTIME st );

		public static void SetTime(DateTime time)
		{

			SYSTEMTIME st = new SYSTEMTIME();
			st.wYear = (short)time.Year; 
			st.wMonth = (short)time.Month; 
			st.wDay = (short)time.Day;
			st.wHour = (short)time.Hour;
			st.wMinute = (short)time.Minute;
			st.wSecond = (short)time.Second;
			st.wMilliseconds = (short)time.Millisecond;

			SetSystemTime(ref st); 
		}

		public static void SetTime(SYSTEMTIME time)
		{
			SetSystemTime(ref time);
		}

		private TimeChange()
		{
		}

	}
}