winfrom 更改本地时间

引用命名空间
using System.Runtime.InteropServices;     
  [DllImport("Kernel32.dll")]
        private static extern bool SetLocalTime(ref systimelp SystemTime);
        [StructLayout(LayoutKind.Sequential)]
        private struct systime
{
            public ushort wYear;
            public ushort wMonth;
            public ushort wDayOfWeek;
            public ushort wDay;
            public ushort wHour;
            public ushort wMinute;
            public ushort wSecond;
            public ushort wMilliseconds; 
        }
        private void SetSystemTime(DateTime date)
        {
            SYSTEMTIME lpTime = new SYSTEMTIME();
            lpTime.wYear = Convert.ToUInt16(date.Year);
            lpTime.wMonth = Convert.ToUInt16(date.Month);
            lpTime.wDayOfWeek = Convert.ToUInt16(date.DayOfWeek);
            lpTime.wDay = Convert.ToUInt16(date.Day);
            DateTime time = DateTime.Now;
            lpTime.wHour = Convert.ToUInt16(time.Hour);
            lpTime.wMinute = Convert.ToUInt16(time.Minute);
            lpTime.wSecond = Convert.ToUInt16(time.Second);
            lpTime.wMilliseconds = Convert.ToUInt16(time.Millisecond);
            SetLocalTime(ref lpTime);
        }
   public  void button1_Click(object sender, EventArgs e)
        {
            SetSystemTime(DateTime.Parse(shijian));｝

补充：软件开发 , C# ,