From e8bc04b3467fe3f0dde8e06c2a3eb53bac7c782a Mon Sep 17 00:00:00 2001
From: Amrykid <amrykid@gmail.com>
Date: Tue, 28 May 2013 18:05:56 -0500
Subject: [PATCH 1/2] Fixed a binding issue because of a bad setter.

---
 MahApps.Metro/Controls/FlipView.cs | 43 +++++++++++++++++-------------
 1 file changed, 24 insertions(+), 19 deletions(-)

diff --git a/MahApps.Metro/Controls/FlipView.cs b/MahApps.Metro/Controls/FlipView.cs
index 8c4734137d..193c9021d2 100644
--- a/MahApps.Metro/Controls/FlipView.cs
+++ b/MahApps.Metro/Controls/FlipView.cs
@@ -237,11 +237,10 @@ private void HideBanner()
         }
 
         public static readonly DependencyProperty BannerTextProperty =
-            DependencyProperty.Register("BannerText", typeof(string), typeof(FlipView), new PropertyMetadata("Banner", new PropertyChangedCallback((d, e) =>
+            DependencyProperty.Register("BannerText", typeof(string), typeof(FlipView), new FrameworkPropertyMetadata("Banner", FrameworkPropertyMetadataOptions.AffectsRender ,new PropertyChangedCallback((d, e) =>
             {
-                if (e.OldValue != e.NewValue)
-                    ExecuteWhenLoaded(((FlipView)d), () =>
-                        ((FlipView)d).ChangeBannerText());
+                ExecuteWhenLoaded(((FlipView)d), () =>
+                    ((FlipView)d).ChangeBannerText((string)e.NewValue));
             })));
 
         public string BannerText
@@ -249,13 +248,7 @@ public string BannerText
             get { return (string)GetValue(BannerTextProperty); }
             set
             {
-                ExecuteWhenLoaded(this, () =>
-                {
-                    if (IsBannerEnabled)
-                        ChangeBannerText(value);
-                    else
-                        SetValue(BannerTextProperty, value);
-                });
+                SetValue(BannerTextProperty, value);
 
             }
         }
@@ -266,20 +259,26 @@ private void ChangeBannerText(string value = null)
             {
                 var newValue = value != null ? value : BannerText;
 
-                if (newValue == (string)GetValue(BannerTextProperty)) return;
+                //if (newValue == (string)GetValue(BannerTextProperty)) return;
+
+                if (newValue == null) return;
 
                 if (HideControlStoryboard_CompletedHandler != null)
                     HideControlStoryboard.Completed -= HideControlStoryboard_CompletedHandler;
 
                 HideControlStoryboard_CompletedHandler = new EventHandler((sender, e) =>
                 {
-                    SetValue(BannerTextProperty, newValue);
-
-                    HideControlStoryboard.Completed -= HideControlStoryboard_CompletedHandler;
+                    try
+                    {
+                        HideControlStoryboard.Completed -= HideControlStoryboard_CompletedHandler;
 
-                    bannerLabel.Content = value != null ? value : BannerText;
+                        bannerLabel.Content = newValue;
 
-                    bannerLabel.BeginStoryboard(ShowControlStoryboard, HandoffBehavior.SnapshotAndReplace);
+                        bannerLabel.BeginStoryboard(ShowControlStoryboard, HandoffBehavior.SnapshotAndReplace);
+                    }
+                    catch (Exception)
+                    {
+                    }
                 });
 
 
@@ -339,14 +338,20 @@ public bool IsBannerEnabled
         private static void ExecuteWhenLoaded(FlipView flipview, Action body)
         {
             if (flipview.IsLoaded)
-                body();
+                System.Windows.Threading.Dispatcher.CurrentDispatcher.Invoke(new EmptyDelegate(() =>
+                {
+                    body();
+                }));
             else
             {
                 RoutedEventHandler handler = null;
                 handler = new RoutedEventHandler((o, a) =>
                 {
                     flipview.Loaded -= handler;
-                    body();
+                    System.Windows.Threading.Dispatcher.CurrentDispatcher.Invoke(new EmptyDelegate(() =>
+                        {
+                            body();
+                        }));
                 });
 
                 flipview.Loaded += handler;

From 629063db3ec9f546486a4ee0fc95d95c6243127f Mon Sep 17 00:00:00 2001
From: Amrykid <amrykid@gmail.com>
Date: Tue, 28 May 2013 19:32:46 -0500
Subject: [PATCH 2/2] Removed some whitespace.

---
 MahApps.Metro/Controls/FlipView.cs | 8 +-------
 1 file changed, 1 insertion(+), 7 deletions(-)

diff --git a/MahApps.Metro/Controls/FlipView.cs b/MahApps.Metro/Controls/FlipView.cs
index 193c9021d2..2fadba6bcd 100644
--- a/MahApps.Metro/Controls/FlipView.cs
+++ b/MahApps.Metro/Controls/FlipView.cs
@@ -246,11 +246,7 @@ private void HideBanner()
         public string BannerText
         {
             get { return (string)GetValue(BannerTextProperty); }
-            set
-            {
-                SetValue(BannerTextProperty, value);
-
-            }
+            set { SetValue(BannerTextProperty, value); }
         }
 
         private void ChangeBannerText(string value = null)
@@ -259,8 +255,6 @@ private void ChangeBannerText(string value = null)
             {
                 var newValue = value != null ? value : BannerText;
 
-                //if (newValue == (string)GetValue(BannerTextProperty)) return;
-
                 if (newValue == null) return;
 
                 if (HideControlStoryboard_CompletedHandler != null)