--- /dev/null	Thu Jan 01 00:00:00 1970 +0000
+++ b/SilverlightGlimpse/Controls/GlimpseViewer.xaml.cs	Sat Apr 21 19:20:28 2012 +0100
@@ -0,0 +1,54 @@
+using System.Collections.Specialized;
+using System.Windows;
+
+using SilverlightGlimpse.Models;
+using SilverlightGlimpse.Services;
+
+namespace SilverlightGlimpse.Controls
+{
+    public partial class GlimpseViewer
+    {
+        public GlimpseViewer()
+        {
+            InitializeComponent();
+            this.DataContext = GlimpseService.CreateInstance;
+            GlimpseService.CreateInstance.HostExceptions.CollectionChanged += HostExceptions_CollectionChanged;
+        }
+
+        private void btnContract_Click(object sender, System.Windows.RoutedEventArgs e)
+        {
+            this.layoutViewer.Visibility = Visibility.Collapsed;
+        }
+
+        private void btnExpand_Click(object sender, System.Windows.RoutedEventArgs e)
+        {
+            this.layoutViewer.Visibility = Visibility.Visible;
+        }
+
+        private void HostExceptions_CollectionChanged(object sender, NotifyCollectionChangedEventArgs e)
+        {
+            int unhandledExceptionCount = 0;
+            int validationExceptionCount = 0;
+
+            foreach (ExceptionWrapper ew in GlimpseService.CreateInstance.HostExceptions)
+            {
+                if (ew.IsValidationException)
+                    validationExceptionCount++;
+                else
+                    unhandledExceptionCount++;
+            }
+
+            this.tbValidationExceptions.Text = validationExceptionCount.ToString();
+
+            this.elpValidationExceptions.Fill = validationExceptionCount == 0
+                ? this.noExceptionsBrush
+                : this.hasExceptionsBrush;
+
+            this.tbUnhandledExceptions.Text = unhandledExceptionCount.ToString();
+
+            this.elpUnhandledExceptions.Fill = unhandledExceptionCount == 0
+                ? this.noExceptionsBrush
+                : this.hasExceptionsBrush;
+        }
+    }
+}
\ No newline at end of file