private void addNewEmployee_Click(object sender, RoutedEventArgs e)
{
EmployeeRegistrationWindow addEmp = new EmployeeRegistrationWindow();
addEmp.Closed += new EventHandler(addEmp_Closed);
addEmp.Show();
}
void addEmp_Closed(object sender, EventArgs e)
{
EmployeeRegistrationWindow emp = (EmployeeRegistrationWindow)sender;
if (emp.NewEmployee != null)
{
OrganizationContext _OrganizationContext = (OrganizationContext)(employeeDataSource.DomainContext);
_OrganizationContext.Employees.Add(emp.NewEmployee);
employeeDataSource.SubmitChanges();
}
}