private void FormObserver_Load(object sender, EventArgs e)
{
// Configure Observer pattern
ConcreteSubject s = new ConcreteSubject();
s.Attach(new ConcreteObserver(s, "X"));
s.Attach(new ConcreteObserver(s, "Y"));
s.Attach(new ConcreteObserver(s, "Z"));
// Change subject and notify observers
s.SubjectState = "ABC";
s.Notify();
}
// Start is called before the first frame update
void Start()
{
ConcreteSubject subject = new ConcreteSubject();
subject.Attach(new ConcreteObserver(subject, "111"));
subject.Attach(new ConcreteObserver(subject, "222"));
subject.Attach(new ConcreteObserver(subject, "333"));
subject.SubjectState = "ABC";
subject.Notify();
subject.SubjectState = "123123";
subject.Notify();
}
