Set Computer System Time

Using system. drawing;
Using system. componentmodel;
Using system. runtime. interopservices;

[Structlayout (layoutkind. Sequential)]
Public struct systemtime
{
Public ushort wyear;
Public ushort wmonth;
Public ushort wdayofweek;
Public ushort wday;
Public ushort whour;
Public ushort wminute;
Public ushort wsecond;
Public ushort wmiliseconds;
}

Public class Win32
{
[Dllimport ("kernel32.dll")]
Public static extern bool setsystemtime (ref systemtime retry IME );
[Dllimport ("kernel32.dll")]
Public static extern void getsystemtime (ref systemtime policime );
}

# Region Time Synchronization
/// <Summary>
/// Set the synchronization time with the server
/// </Summary>
Public void synchronoustime ()
{
Try
{
# Region change computer time

Systemtime required IME = new systemtime ();

Datetime servertime = convert. todatetime ("2005-01-18 ");

Required ime. wyear = convert. touint16 (servertime. year );

Required ime. wmonth = convert. touint16 (servertime. month );

Required ime. wday = convert. touint16 (servertime. Day );

// Disposal at Beijing Time

Int nbeijinghour = servertime. Hour-8;

If (nbeijinghour <= 0)
{
Nbeijinghour + = 24;

Required ime. wday = convert. touint16 (servertime. Day-1 );

Systime. wdayofweek = convert. touint16 (servertime. dayofweek-1 );
}
Else
{
Required ime. wday = convert. touint16 (servertime. Day );

Systime. wdayofweek = convert. touint16 (servertime. dayofweek );
}

Systime. whour = convert. touint16 (nbeijinghour );

Systime. wminute = convert. touint16 (servertime. Minute );

Systime. wsecond = convert. touint16 (servertime. Second );

Systime. wmiliseconds = convert. touint16 (servertime. millisecond );

Win32.setsystemtime (ref systime );

# endregion
}< br> catch
{< br> // if an error occurs, no exception is thrown.
}< BR ># endregion