'宣言 Public Class ScrollArrowUIElement Inherits Infragistics.Win.ScrollButtonUIElement Implements Infragistics.Win.UIAutomation.IProvideUIAutomation
public class ScrollArrowUIElement : Infragistics.Win.ScrollButtonUIElement, Infragistics.Win.UIAutomation.IProvideUIAutomation
ScrollArrowUIElement は子要素を含まず、ScrollBarUIElement 内に含まれます。