'Declaration Public Property ClipContentVertically As Nullable(Of Boolean)
public Nullable<bool> ClipContentVertically {get; set;}
Note: if not set will determine how to clip based on whether it is scrolling horzontally or vertically.
Target Platforms: Windows 10, Windows 8.1, Windows 8, Windows 7, Windows Server 2012, Windows Vista SP1 or later, Windows XP SP3, Windows Server 2008 (Server Core not supported), Windows Server 2008 R2 (Server Core supported with SP1 or later), Windows Server 2003 SP2