{
Diese Methode funktioniert nur auf Windows NT/2000/XP
}
{
Works only on Windows NT/2000/XP systems
}
function TimedShutDown(Computer: string; Msg: string; Time: Word; Force: Boolean; Reboot: Boolean): Boolean; var rl: Cardinal;
hToken: Cardinal;
tkp: TOKEN_PRIVILEGES; begin //get user privileges to shutdown the machine, we are talking about win nt and 2k here if not OpenProcessToken(GetCurrentProcess, TOKEN_ADJUST_PRIVILEGES or TOKEN_QUERY, hToken) then ShowMessage('Cannot open process token.') else
begin
if LookupPrivilegeValue(nil, 'SeShutdownPrivilege', tkp.Privileges[0].Luid) then
begin tkp.Privileges[0].Attributes := SE_PRIVILEGE_ENABLED;
tkp.PrivilegeCount := 1;
AdjustTokenPrivileges(hToken, False, tkp, 0, nil, rl); if GetLastError <> ERROR_SUCCESS then ShowMessage('Error adjusting process privileges.'); end
else ShowMessage('Cannot find privilege value.'); end;
Result := InitiateSystemShutdown(PChar(Computer), PChar(Msg), Time, Force, Reboot) end;
//Start shut down procedure TForm1.Button1Click(Sender: TObject); begin
if not TimedShutDown('\\computername', 'you have to shutdown', 30, true, true) then ShowMessage('function failed...'); end;
//Abort shut down procedure TForm1.Button2Click(Sender: TObject); begin AbortSystemShutdown('\\computername'); end;