Note: This API is now obsolete.
Called by the base class to notify the derived class that a
event has been posted to the message queue. CollectionChanged
<ObsoleteAttribute( "Replaced by OnAllowsCrossThreadChangesChanged")> _
Protected Overrides Sub OnBeginChangeLogging ( _
args As NotifyCollectionChangedEventArgs _
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.
Supported in: 4, 3.5, 3.0
Obsolete (compiler warning) in 4.6
Obsolete (compiler warning) in 4.5
Obsolete (compiler warning) in 4.5.1
Obsolete (compiler warning) in 4.5.2
.NET Framework Client Profile
Supported in: 4, 3.5 SP1
Windows 8.1, Windows Server 2012 R2, Windows 8, Windows Server 2012, Windows 7, Windows Vista SP2, Windows Server 2008 (Server Core Role not supported), Windows Server 2008 R2 (Server Core Role supported with SP1 or later; Itanium not supported)
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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