Enumeration types

Scroll direction: SCROLL_HORIZONTAL, SCROLL_VERTICAL.

Scroll detail: SCROLL_ATBOTTOM, SCROLL_ATLEFT, SCROLL_ATRIGHT, SCROLL_ATTOP, SCROLL_LINEDOWN, SCROLL_LINELEFT, SCROLL_LINERIGHT, SCROLL_LINEUP, SCROLL_PAGEDOWN, SCROLL_PAGELEFT, SCROLL_PAGERIGHT, SCROLL_PAGEUP, SCROLL_THUMBPOSITION, SCROLL_THUMBTRACK.

Date scroll detail: SCROLL_NEXTMONTH, SCROLL_NEXTYEAR, SCROLL_PREVMONTH, SCROLL_PREVYEAR.