TreeViewItem.Expanded Event

Microsoft Silverlight will reach end of support after October 2021. Learn more.

Occurs when the IsExpanded property changes from false to true.

Namespace: System.Windows.Controls
Assembly: System.Windows.Controls (in System.Windows.Controls.dll)

Syntax

'Declaration
Public Event Expanded As RoutedEventHandler

public event RoutedEventHandler Expanded

<sdk:treeViewItem Expanded="eventHandler"/>

For more information about handling events, see Events Overview for Silverlight.

Supported in: 5, 4, 3

For a list of the operating systems and browsers that are supported by Silverlight, see Supported Operating Systems and Browsers.