NotifyCollectionChangedEventArgs Constructor (NotifyCollectionChangedAction, Object, Object, Int32)

NotifyCollectionChangedEventArgs Constructor (NotifyCollectionChangedAction, Object, Object, Int32)

 

Initializes a new instance of the NotifyCollectionChangedEventArgs class that describes a one-item Replace change.

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

public NotifyCollectionChangedEventArgs(
	NotifyCollectionChangedAction action,
	object newItem,
	object oldItem,
	int index
)

Parameters

action
Type: System.Collections.Specialized.NotifyCollectionChangedAction

The action that caused the event. This can be set to Replace.

newItem
Type: System.Object

The new item that is replacing the original item.

oldItem
Type: System.Object

The original item that is replaced.

index
Type: System.Int32

The index of the item being replaced.

Exception Condition
ArgumentException

If action is not Replace.

Universal Windows Platform
Available since 4.5
.NET Framework
Available since 3.0
Portable Class Library
Supported in: portable .NET platforms
Silverlight
Available since 2.0
Windows Phone Silverlight
Available since 7.0
Windows Phone
Available since 8.1
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