.NET Framework 4.6 and 4.5
The ScrollableControl type exposes the following members.
|ScrollStateAutoScrolling||Determines the value of the AutoScroll property.|
|ScrollStateFullDrag||Determines whether the user has enabled full window drag.|
|ScrollStateHScrollVisible||Determines whether the value of the HScroll property is set to true.|
|ScrollStateUserHasScrolled||Determines whether the user had scrolled through the ScrollableControl control.|
|ScrollStateVScrollVisible||Determines whether the value of the VScroll property is set to true.|