diff -r 9c6ea1f246da -r f003ae353cd7 src/FingersDance/MainSurfaceWindow.xaml.cs
--- /dev/null	Thu Jan 01 00:00:00 1970 +0000
+++ b/src/FingersDance/MainSurfaceWindow.xaml.cs	Fri Sep 11 10:58:35 2009 +0200
@@ -0,0 +1,122 @@
+using System;
+using System.Collections.Generic;
+using System.Linq;
+using System.Text;
+using System.Windows;
+using System.Windows.Controls;
+using System.Windows.Data;
+using System.Windows.Documents;
+using System.Windows.Input;
+using System.Windows.Media;
+using System.Windows.Media.Imaging;
+using System.Windows.Shapes;
+using System.Windows.Threading;
+using Microsoft.Surface;
+using Microsoft.Surface.Presentation;
+using Microsoft.Surface.Presentation.Controls;
+
+namespace FingersDance
+{
+    /// <summary>
+    /// Interaction logic for SurfaceWindow1.xaml
+    /// </summary>
+    public partial class SurfaceWindow1 : SurfaceWindow
+    {
+        /// <summary>
+        /// Default constructor.
+        /// </summary>
+        public SurfaceWindow1()
+        {
+            InitializeComponent();
+
+            // Add handlers for Application activation events
+            AddActivationHandlers();
+        }
+
+
+        /// <summary>
+        /// Occurs when the window is about to close. 
+        /// </summary>
+        /// <param name="e"></param>
+        protected override void OnClosed(EventArgs e)
+        {
+            base.OnClosed(e);
+
+            // Remove handlers for Application activation events
+            RemoveActivationHandlers();
+        }
+
+        /// <summary>
+        /// Adds handlers for Application activation events.
+        /// </summary>
+        private void AddActivationHandlers()
+        {
+            // Subscribe to surface application activation events
+            ApplicationLauncher.ApplicationActivated += OnApplicationActivated;
+            ApplicationLauncher.ApplicationPreviewed += OnApplicationPreviewed;
+            ApplicationLauncher.ApplicationDeactivated += OnApplicationDeactivated;
+        }
+
+        /// <summary>
+        /// Removes handlers for Application activation events.
+        /// </summary>
+        private void RemoveActivationHandlers()
+        {
+            // Unsubscribe from surface application activation events
+            ApplicationLauncher.ApplicationActivated -= OnApplicationActivated;
+            ApplicationLauncher.ApplicationPreviewed -= OnApplicationPreviewed;
+            ApplicationLauncher.ApplicationDeactivated -= OnApplicationDeactivated;
+        }
+
+        /// <summary>
+        /// This is called when application has been activated.
+        /// </summary>
+        /// <param name="sender"></param>
+        /// <param name="e"></param>
+        private void OnApplicationActivated(object sender, EventArgs e)
+        {
+            //TODO: enable audio, animations here
+        }
+
+        /// <summary>
+        /// This is called when application is in preview mode.
+        /// </summary>
+        /// <param name="sender"></param>
+        /// <param name="e"></param>
+        private void OnApplicationPreviewed(object sender, EventArgs e)
+        {
+            //TODO: Disable audio here if it is enabled
+
+            //TODO: optionally enable animations here
+        }
+
+        /// <summary>
+        ///  This is called when application has been deactivated.
+        /// </summary>
+        /// <param name="sender"></param>
+        /// <param name="e"></param>
+        private void OnApplicationDeactivated(object sender, EventArgs e)
+        {
+            //TODO: disable audio, animations here
+        }
+
+        private void ScaterView_ContactChanged(object sender, ContactEventArgs e)
+        {
+            try
+            {
+                Grid1.Width = e.GetPosition(mainSurfaceWindow).X;
+                Grid1.Height = e.GetPosition(mainSurfaceWindow).Y;
+
+                Grid2.Width = e.GetPosition(mainSurfaceWindow).X;
+                Grid2.Height = 768 - e.GetPosition(mainSurfaceWindow).Y;
+
+                Grid3.Width = 1024 - e.GetPosition(mainSurfaceWindow).X;
+                Grid3.Height = 768 - e.GetPosition(mainSurfaceWindow).Y;
+
+                Grid4.Width = 1024 - e.GetPosition(mainSurfaceWindow).X;
+                Grid4.Height = e.GetPosition(mainSurfaceWindow).Y;
+            }
+            catch (Exception ex) { }
+        }
+    }
+}
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