// A Constructor:
public Employees()
{
// Calculate the employee's number:
counter++;
NumberOfEmployees = counter;
ID = counter;
//Console.WriteLine($"Counter {counter}");
employeePublisher = new EmployeePublisher();
employeePublisher.EmployeeEvent += DelegateEventEmployeeAdded;
}
public EmployeeAddedSubscriber(EmployeePublisher pub)
{
pub.EmployeeEvent = HandleAddedEmployee;
}