1.   static public void Showing(Page page, Windows.UI.ViewManagement.InputPane sender, Windows.UI.ViewManagement.InputPaneVisibilityEventArgs args)
2.         {
3.             const double extraHeightBuffer = 20.0;
4.  
5.             UIElement focused = FocusManager.GetFocusedElement() as UIElement;
6.             if (null != focused)
7.             {
8.                 GeneralTransform gt = focused.TransformToVisual(page);
9.                 Point focusedPoint = gt.TransformPoint(new Point(0, focused.RenderSize.Height - 1));
10.                 double bottomOfFocused = focusedPoint.Y + extraHeightBuffer;
11.                 double windowHeight = Window.Current.Bounds.Height;
12.                 double topOfInputPane = windowHeight - args.OccludedRect.Height;
13.                 if (bottomOfFocused > topOfInputPane)
14.                 {
15.                     var trans = new TranslateTransform();
16.                     trans.Y = -(bottomOfFocused - topOfInputPane);
17.                     page.RenderTransform = trans;
18.                 }
19.  
20.                 args.EnsuredFocusedElementInView = true;
21.             }
22.         }