[ This article is for Windows Phone 8 developers. If you’re developing for Windows 10, see the latest documentation. ]
Notifies listeners of dynamic changes to a collection, such as when items are added and removed, or the entire collection object is reset.
Assembly: System (in System.dll)
Public Interface INotifyCollectionChanged
public interface INotifyCollectionChanged
The INotifyCollectionChanged type exposes the following members.
|CollectionChanged||Occurs when the items list of the collection has changed, or the collection is reset.|
To provide change notifications for bindings to ItemsControl and its subclasses, your collection must implement this interface. Before implementing your own collection class, consider using the ObservableCollection<(Of <(T>)>) class that implements INotifyCollectionChanged and INotifyPropertyChanged.
Windows Phone OS
Supported in: 8.1, 8.0, 7.1, 7.0