

public class LayoutClosingEventArgs : LayoutChangedEventArgs
Public Class LayoutClosingEventArgs Inherits LayoutChangedEventArgs
System.Object
   System.EventArgs
      ArcGIS.Desktop.Layouts.Events.LayoutChangedEventArgs
         ArcGIS.Desktop.Layouts.Events.LayoutClosingEventArgs
Target Platforms: Windows 10, Windows 8.1, Windows 7