TreeView::OnSelectedItemChanged Method (RoutedPropertyChangedEventArgs<Object^>^)


The .NET API Reference documentation has a new home. Visit the .NET API Browser on to see the new experience.

Raises the SelectedItemChanged event when the SelectedItem property value changes.

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

virtual void OnSelectedItemChanged(
	RoutedPropertyChangedEventArgs<Object^>^ e


Type: System.Windows::RoutedPropertyChangedEventArgs<Object^>^

Provides the item that was previously selected and the item that is currently selected for the SelectedItemChanged event.

The event data that the parameter e provides contains an DependencyPropertyChangedEventArgs::OldValue and a PropertyDataChangedEventArgs::NewValue. The DependencyPropertyChangedEventArgs::OldValue is set to the item that was previously selected, or is set to null if there is no previously selected item. Similarly, the PropertyDataChangedEventArgs::NewValue is set to the newly selected item, or is set to null if no new item is selected.

.NET Framework
Available since 3.0
Available since 3.0
Return to top