IFPObserved : Method overview by Name
| Member | Visibility | Description | 
|---|---|---|
| FPOAttachObserver(IFPObserved) | default | Attach a new observer to the object | 
| FPODetachObserver(IFPObserved) | default | Remove an observer from the list of observers. | 
| FPONotifyObservers(IFPObserved) | default | Notify all observers |