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ObservableCollection.OnCollectionChanged Method

Raises the CollectionChanged event with the provided arguments.

Namespace: System.Collections.ObjectModel
Assembly: WindowsBase (in windowsbase.dll)

Protected Overridable Sub OnCollectionChanged ( _
	e As NotifyCollectionChangedEventArgs _
Dim e As NotifyCollectionChangedEventArgs

protected void OnCollectionChanged (
	NotifyCollectionChangedEventArgs e
protected function OnCollectionChanged (
	e : NotifyCollectionChangedEventArgs
You cannot use methods in XAML.



Arguments of the event being raised.

Properties and methods that modify this collection raise the CollectionChanged event through this virtual method.

When overriding this method, either call the base implementation or use the BlockReentrancy method to handle reentrant collection changes, as in the following example:

using (BlockReentrancy())
    // OnCollectionChanged call

Windows 98, Windows Server 2000 SP4, Windows CE, Windows Millennium Edition, Windows Mobile for Pocket PC, Windows Mobile for Smartphone, Windows Server 2003, Windows XP Media Center Edition, Windows XP Professional x64 Edition, Windows XP SP2, Windows XP Starter Edition

The Microsoft .NET Framework 3.0 is supported on Windows Vista, Microsoft Windows XP SP2, and Windows Server 2003 SP1.

.NET Framework

Supported in: 3.0