private void PersonLeft(object sender, EmployeeEventArgs e)
{
_persons.Remove(e.Person);
foreach (var person in _persons)
{
person.SayGoodBye(e.Person);
}
}
private void PersonCame(object sender, EmployeeEventArgs e)
{
foreach (var person in _persons)
{
person.SayHello(e.Person, e.Time);
}
_persons.Add(e.Person);
}
protected virtual void OnLeft(EmployeeEventArgs e)
{
if (LeftEvent != null)
LeftEvent(this, e);
}
protected virtual void OnCame(EmployeeEventArgs e)
{
if (ComeEvent != null)
ComeEvent(this, e);
}