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