Tealium.TealiumTagger.RegisterWithRootFrame C# (CSharp) Method

        private void RegisterWithRootFrame()
        {
            InitializeTrackingFrame();

            if (rootFrame == null)
            {
            #if NETFX_CORE
                rootFrame = Window.Current.Content as Frame;
            #else
                rootFrame = Application.Current.RootVisual as Frame;
            #endif
            }
            if (rootFrame != null)
            {
                SubscribeEvents();

            }
            else
            {
            #if NETFX_CORE
                if (Window.Current.Content != null)
                    ErrorRootIsNotFrame();
                Window.Current.VisibilityChanged += Current_VisibilityChanged;
            #else
                if (Application.Current.RootVisual != null)
                    ErrorRootIsNotFrame();

            #endif
            }
        }