'Declaration Public Shared Function GetIsInFillPane( _ ByVal d As DependencyObject _ ) As Boolean
public static bool GetIsInFillPane( DependencyObject d )
The FillPane is the inner most visible root docked SplitPane that fills the available area when the LayoutMode is set to FillContainer.
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