CScrollView::GetScrollPosition
Call GetScrollPosition when you need the current horizontal and vertical positions of the scroll boxes in the scroll bars.
CPoint GetScrollPosition( ) const;
The horizontal and vertical positions (in logical units) of the scroll boxes as a CPoint object.
This coordinate pair corresponds to the location in the document to which the upper-left corner of the view has been scrolled.
GetScrollPosition returns values in logical units. If you want device units, use GetDeviceScrollPosition instead.
Header: afxwin.h