PropertyValueCollection.CollectionChanged Event    
Definition
Important
Some information relates to prerelease product that may be substantially modified before it’s released. Microsoft makes no warranties, express or implied, with respect to the information provided here.
Notifies listeners of dynamic changes to the collection, such as when items get added and removed or the whole list is refreshed.
public:
 virtual event System::Collections::Specialized::NotifyCollectionChangedEventHandler ^ CollectionChanged;
	public event System.Collections.Specialized.NotifyCollectionChangedEventHandler CollectionChanged;
	member this.CollectionChanged : System.Collections.Specialized.NotifyCollectionChangedEventHandler 
	Public Custom Event CollectionChanged As NotifyCollectionChangedEventHandler 
	Public Event CollectionChanged As NotifyCollectionChangedEventHandler