From 722f134a4eac95adcd1c611e043079a26bfb0da7 Mon Sep 17 00:00:00 2001
From: Chris Kaczor <chris@kaczorzoo.net>
Date: Sat, 13 Dec 2014 09:17:46 -0500
Subject: [PATCH] Better (but not yet done) toolbar button updating

---
 Application/MainWindow.xaml.cs | 16 +++++++++++++---
 1 file changed, 13 insertions(+), 3 deletions(-)

diff --git a/Application/MainWindow.xaml.cs b/Application/MainWindow.xaml.cs
index 2a3ae71..350cc26 100644
--- a/Application/MainWindow.xaml.cs
+++ b/Application/MainWindow.xaml.cs
@@ -337,7 +337,7 @@ namespace FeedCenter
 
         #region Feed display
 
-        private void InitializeFeed()
+        private void UpdateToolbarButtonState()
         {
             // Cache the feed count to save (a little) time
             var feedCount = _database.Feeds.Count();
@@ -350,7 +350,15 @@ namespace FeedCenter
             openAllToolbarButton.IsEnabled = (feedCount > 0);
             markReadToolbarButton.IsEnabled = (feedCount > 0);
             feedLabel.Visibility = (feedCount == 0 ? Visibility.Hidden : Visibility.Visible);
-            feedButton.Visibility = (feedCount > 1 ? Visibility.Hidden : Visibility.Visible);
+            feedButton.Visibility = (feedCount > 1 ? Visibility.Hidden : Visibility.Visible);            
+        }
+
+        private void InitializeFeed()
+        {
+            UpdateToolbarButtonState();
+
+            // Cache the feed count to save (a little) time
+            var feedCount = _database.Feeds.Count();
 
             // Clear the link list
             linkTextList.Items.Clear();
@@ -826,11 +834,13 @@ namespace FeedCenter
         private void ResetDatabase()
         {
             // Get the ID of the current feed
-            var currentId = _currentFeed.ID;
+            var currentId = _currentFeed == null ? Guid.Empty : _currentFeed.ID;
 
             // Create a new database object
             _database = new FeedCenterEntities();
 
+            UpdateToolbarButtonState();
+
             // Get a list of feeds ordered by name
             var feedList = _database.Feeds.OrderBy(f => f.Name).ToList();