成员的完整列表，这些成员属于 sw::ScrollingEventArgs,包括所有继承而来的类成员

cancel	sw::CancelableEventArgs
event	sw::ScrollingEventArgs
EventType	sw::TypedRoutedEventArgs< Layer_Scrolling, CancelableEventArgs >	static
eventType	sw::RoutedEventArgs
handled	sw::RoutedEventArgs
handledMsg	sw::RoutedEventArgs
originalSource	sw::RoutedEventArgs
pos	sw::ScrollingEventArgs
RoutedEventArgs()	sw::RoutedEventArgs	inline
RoutedEventArgs(RoutedEventType eventType)	sw::RoutedEventArgs	inlineexplicit
scrollbar	sw::ScrollingEventArgs
ScrollingEventArgs(ScrollOrientation scrollbar, ScrollEvent event, double pos)	sw::ScrollingEventArgs	inline
source	sw::RoutedEventArgs
TypedRoutedEventArgs()	sw::TypedRoutedEventArgs< Layer_Scrolling, CancelableEventArgs >	inline