NotifyCollectionChangedEventArgs Class

Definition

Namespace:

Microsoft.UI.Xaml.Interop

Provides the event data for a CollectionChanged event.

.NET This class appears as System.Collections.Specialized.NotifyCollectionChangedEventArgs.

/// [Windows.Foundation.Metadata.ContractVersion(Microsoft.UI.Xaml.WinUIContract, 65536)]
/// [Windows.Foundation.Metadata.MarshalingBehavior(Windows.Foundation.Metadata.MarshalingType.Agile)]
/// [Windows.Foundation.Metadata.Threading(Windows.Foundation.Metadata.ThreadingModel.Both)]
class NotifyCollectionChangedEventArgs

[Windows.Foundation.Metadata.ContractVersion(typeof(Microsoft.UI.Xaml.WinUIContract), 65536)]
[Windows.Foundation.Metadata.MarshalingBehavior(Windows.Foundation.Metadata.MarshalingType.Agile)]
[Windows.Foundation.Metadata.Threading(Windows.Foundation.Metadata.ThreadingModel.Both)]
public class NotifyCollectionChangedEventArgs

Public Class NotifyCollectionChangedEventArgs

Inheritance

Object IInspectable NotifyCollectionChangedEventArgs

Attributes

ContractVersionAttribute MarshalingBehaviorAttribute ThreadingAttribute

Remarks

When programming with .NET, this class is hidden and developers should use the System.Collections.Specialized.NotifyCollectionChangedEventArgs class.

Constructors

NotifyCollectionChangedEventArgs(NotifyCollectionChangedAction, IBindableVector, IBindableVector, Int32, Int32)

Initializes a new instance of the NotifyCollectionChangedEventArgs class.

Properties

Action	Gets the description of the action that caused the event.
NewItems	Gets the items affected by an action.
NewStartingIndex	Gets the index at which the change occurred.
OldItems	Gets the item affected by a Replace or Remove action.
OldStartingIndex	Gets the starting index at which a Move, Remove, or Replace action occurred.

See also

• XAML data binding sample