public RegisterStudyUnitViewModel()
{
try
{
int Time = ST.TimeCloseRegisterUnit().ToList()[0].Value;
//_hour =Time/(3600*24) ;
_hour = Time / 3600;
_minute = (Time % 3600) / 60;
_second = Time - (_hour * 3600 + _minute * 60);
}
catch { }
_timer = new DispatcherTimer(DispatcherPriority.Normal);
_timer.Interval = TimeSpan.FromSeconds(1);
_timer.Tick += Timer_Tick;
_timer.Start();
}
