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