![](dotnetdiagramimages/GrapeCity_WPF_SpreadSheet_UI_GrapeCity_Windows_SpreadSheet_UI_ViewportEventArgs.png)
'Declaration Public Class ViewportEventArgs Inherits System.EventArgs
'Usage Dim instance As ViewportEventArgs
public class ViewportEventArgs : System.EventArgs
System.Object
System.EventArgs
GrapeCity.Windows.SpreadSheet.UI.ViewportEventArgs