Basic Library for WPF and Silverlight | ComponentOne
C1.WPF Namespace / C1TreeViewItem Class / IsExpandedChanged Event

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    IsExpandedChanged Event (C1TreeViewItem)
    In This Topic
    Event raised when the IsExpanded property has changed.
    Syntax
    'Declaration
 

    <ObsoleteAttribute("Use Expanding/Expanded and Collapsing/Collapsed events instead")>
Public Event IsExpandedChanged As EventHandler(Of PropertyChangedEventArgs(Of Boolean))
    [Obsolete("Use Expanding/Expanded and Collapsing/Collapsed events instead")]
public event EventHandler<PropertyChangedEventArgs<bool>> IsExpandedChanged
    Event Data

    The event handler receives an argument of type PropertyChangedEventArgs<T> containing data related to this event. The following PropertyChangedEventArgs<T> properties provide information specific to this event.

    PropertyDescription
    NewValueThe value of the property after the change.  
    OldValueThe value of the property before the change.  
    See Also

    Reference

    C1TreeViewItem Class
    C1TreeViewItem Members