Control. Scroll State User Has Scrolled 欄位
protected: int ScrollStateUserHasScrolled = 8;
protected const int ScrollStateUserHasScrolled = 8;
val mutable ScrollStateUserHasScrolled : int
Protected Const ScrollStateUserHasScrolled As Integer = 8
ScrollStateUserHasScrolled欄位為遮罩。The ScrollStateUserHasScrolled field is a mask. 將它與GetScrollState方法搭配使用，以取得使用者是否已ScrollableControl透過進行滾動。Use it with the GetScrollState method to get whether the user had scrolled through the ScrollableControl.