public class NavigationOverflowButtonUIElement : Infragistics.Win.UIElement, Infragistics.Win.IToolTipItem, Infragistics.Win.UIAutomation.IProvideUIAutomation
'宣言
Public Class NavigationOverflowButtonUIElement
Inherits Infragistics.Win.UIElement
Implements Infragistics.Win.IToolTipItem, Infragistics.Win.UIAutomation.IProvideUIAutomation