NotifyCollectionChangedEventArgs Constructor (NotifyCollectionChangedAction, IList, Int32)

NotifyCollectionChangedEventArgs Constructor (NotifyCollectionChangedAction, IList, Int32)


Initializes a new instance of the NotifyCollectionChangedEventArgs class that describes a multi-item change or a Reset change.

Namespace:   System.Collections.Specialized
Assembly:  System (in System.dll)

new : 
        action:NotifyCollectionChangedAction *
        changedItems:IList *
        startingIndex:int -> NotifyCollectionChangedEventArgs


Type: System.Collections.Specialized.NotifyCollectionChangedAction

The action that caused the event. This can be set to Reset, Add, or Remove.

Type: System.Collections.IList

The items affected by the change.

Type: System.Int32

The index where the change occurred.

Exception Condition

If action is not Reset, Add, or Remove, if action is Reset and either changedItems is not null or startingIndex is not -1, or if action is Add or Remove and startingIndex is less than -1.


If action is Add or Remove and changedItems is null.

Universal Windows Platform
Available since 4.5
.NET Framework
Available since 3.0
Portable Class Library
Supported in: portable .NET platforms
Windows Phone Silverlight
Available since 8.0
Windows Phone
Available since 8.1
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