- Add support for filtering by category

- Break up main window into partials instead of using regions

Application/MainWindow/UpdateHandler.cs

@@ -0,0 +1,40 @@
+using Common.Update;
+using FeedCenter.Properties;
+using System.Windows;
+
+namespace FeedCenter
+{
+    public partial class MainWindow
+    {
+        private static void InitializeUpdate()
+        {
+            UpdateCheck.ApplicationName = Properties.Resources.ApplicationDisplayName;
+            UpdateCheck.UpdateServer = Settings.Default.VersionLocation;
+            UpdateCheck.UpdateFile = Settings.Default.VersionFile;
+            UpdateCheck.ApplicationShutdown = ApplicationShutdown;
+            UpdateCheck.ApplicationCurrentMessage = ApplicationCurrentMessage;
+            UpdateCheck.ApplicationUpdateMessage = ApplicationUpdateMessage;
+        }
+
+        private static bool ApplicationUpdateMessage(string title, string message)
+        {
+            return MessageBox.Show(message, title, MessageBoxButton.YesNo, MessageBoxImage.Question) != MessageBoxResult.Yes;
+        }
+
+        private static void ApplicationCurrentMessage(string title, string message)
+        {
+            MessageBox.Show(message, title, MessageBoxButton.OK, MessageBoxImage.Information);
+        }
+
+        private static void ApplicationShutdown()
+        {
+            Application.Current.Shutdown();
+        }
+
+        private void HandleNewVersionLinkClick(object sender, RoutedEventArgs e)
+        {
+            // Display update information
+            UpdateCheck.DisplayUpdateInformation(true);
+        }
+    }
+}