System.Classes.IObserver Methods
From RAD Studio API Documentation
InheritedProtected
AddRef public Increments the reference count for this interface.
GetActive public
GetOnObserverToggle public
QueryInterface public Returns a reference to a specified interface if the object supports that interface.
Release public Decrements the reference count for this interface.
Removed public
SetActive public
SetOnObserverToggle public
Supports public Indicates whether a given interface supports a specific (another) interface.