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ListCollectionView.OnBeginChangeLogging Method

Called by the base class to notify the derived class that a CollectionChanged event has been posted to the message queue.

Namespace:  System.Windows.Data
Assembly:  PresentationFramework (in PresentationFramework.dll)

protected override void OnBeginChangeLogging(
	NotifyCollectionChangedEventArgs args
)

Parameters

args
Type: System.Collections.Specialized.NotifyCollectionChangedEventArgs
The NotifyCollectionChangedEventArgs object that is added to the change log.

ExceptionCondition
ArgumentNullException

If args is null.

The purpose of this notification is to allow collection views to take a snapshot of the information, which is often the state of the data collection, that is needed at the time of the post.

.NET Framework

Supported in: 4, 3.5, 3.0

.NET Framework Client Profile

Supported in: 4, 3.5 SP1

Windows 7, Windows Vista SP1 or later, Windows XP SP3, Windows Server 2008 (Server Core not supported), Windows Server 2008 R2 (Server Core supported with SP1 or later), Windows Server 2003 SP2

The .NET Framework does not support all versions of every platform. For a list of the supported versions, see .NET Framework System Requirements.
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