![](dotnetdiagramimages/C1_Win_Accordion_6_C1_Win_Accordion_PageExpandStateChangingEventArgs.png)
'Declaration
Public Class PageExpandStateChangingEventArgs Inherits System.ComponentModel.CancelEventArgs
public class PageExpandStateChangingEventArgs : System.ComponentModel.CancelEventArgs
System.Object
System.EventArgs
System.ComponentModel.CancelEventArgs
C1.Win.Accordion.PageExpandStateChangingEventArgs