C# (CSharp) IAddFilmObserver示例

示例#1

 public void Subscribe(IAddFilmObserver observer)
 {
     this.observer = observer;
 }

示例#2

 public void Unsubscribe(IAddFilmObserver observer)
 {
     this.observer.OnDirectorAdded(director);
 }

示例#3

 public void Unsubscribe(IAddFilmObserver observer)
 {
     this.observer.OnFilmAdded(film);
 }