Public Property RenderMode As RenderMode

Dim instance As HwndTarget
Dim value As RenderMode

value = instance.RenderMode

instance.RenderMode = value

public RenderMode RenderMode { get; set; }

public:
property RenderMode RenderMode {
    RenderMode get ();
    void set (RenderMode value);
}

public function get RenderMode () : RenderMode
public function set RenderMode (value : RenderMode)

You cannot set this property in XAML.