private void Btn_Ok(object sender, RoutedEventArgs e)
        {
            evm.Employee.Sector.Title = evm.Sector;

            if (JMBG.Text != InitialJMBG)
            {
                JMBGchanged = true;
            }
            if (RegNum.Text != InitialRegNum)
            {
                RegNumChanged = true;
            }

            if (EmployeValidation.Validate(evm.Employee))
            {
                BackgroundWorker worker = new BackgroundWorker();
                worker.WorkerReportsProgress = true;
                worker.DoWork += evm.EditEmpoye;
                worker.RunWorkerAsync();
                Thread.Sleep(2000);
                MainWindow window = new MainWindow();
                window.Show();
                Close();
            }
        }
 private void Btn_Ok(object sender, RoutedEventArgs e)
 {
     evm.Employee.Sector.Title = evm.Sector;
     if (EmployeValidation.Validate(evm.Employee))
     {
         BackgroundWorker worker = new BackgroundWorker();
         worker.WorkerReportsProgress = true;
         worker.DoWork += evm.AddEmployee;
         worker.RunWorkerAsync();
         Thread.Sleep(2000);
         MainWindow window = new MainWindow();
         window.Show();
         Close();
     }
 }