The IsSelectionActive property is a read only property similar to that of the System.Windows.Controls.Primitives.Selector.GetIsSelectionActive(System.Windows.DependencyObject) that is used to indicate whether keyboard focus is within the control and therefore can be used to control how the selected items are rendered.
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