public abstract class PopupControlBase : Infragistics.Win.UltraControlBase, Infragistics.Win.AppStyling.ISupportAppStyling, Infragistics.Win.IUltraControl, Infragistics.Win.IUltraControlElement, Infragistics.Win.Touch.IGestureConsumer, Infragistics.Win.Touch.ISupportTouchMetrics, Infragistics.Win.UIAutomation.IProvideUIAutomation
'宣言 Public MustInherit Class PopupControlBase Inherits Infragistics.Win.UltraControlBase Implements Infragistics.Win.AppStyling.ISupportAppStyling, Infragistics.Win.IUltraControl, Infragistics.Win.IUltraControlElement, Infragistics.Win.Touch.IGestureConsumer, Infragistics.Win.Touch.ISupportTouchMetrics, Infragistics.Win.UIAutomation.IProvideUIAutomation