'宣言 Public Class ColumnHeaderUIElement Inherits HeaderUIElement Implements Infragistics.Win.IToolTipItem, Infragistics.Win.UIAutomation.IProvideUIAutomation, HorizontalResizerUIElement.IHorizontalResizer
public class ColumnHeaderUIElement : HeaderUIElement, Infragistics.Win.IToolTipItem, Infragistics.Win.UIAutomation.IProvideUIAutomation, HorizontalResizerUIElement.IHorizontalResizer