Repair the unread marker

Author: Trolldemorted

Signal-Windows/Controls/UnreadMarker.xaml.cs

@@ -23,23 +23,6 @@ public sealed partial class UnreadMarker : UserControl
         public UnreadMarker()
         {
             this.InitializeComponent();
-            DataContextChanged += UnreadMarker_DataContextChanged;
-        }
-
-        public SignalUnreadMarker Model
-        {
-            get
-            {
-                return this.DataContext as SignalUnreadMarker;
-            }
-        }
-
-        private void UnreadMarker_DataContextChanged(FrameworkElement sender, DataContextChangedEventArgs args)
-        {
-            if (Model != null)
-            {
-                UnreadText.Text = Model.Text;
-            }
         }
 
         public void SetText(string text)

Signal-Windows/Controls/VirtualizedMessagesCollection.cs

@@ -30,7 +30,7 @@ public class VirtualizedCollection : IList, INotifyCollectionChanged
         private Dictionary<long, Message> DbIdToMessageMap = new Dictionary<long, Message>();
         public SignalConversation Conversation;
         Conversation ConversationView;
-        private SignalUnreadMarker UnreadMarker = new SignalUnreadMarker();
+        private UnreadMarker UnreadMarker = new UnreadMarker();
         public int UnreadMarkerIndex = -1;
 
         public VirtualizedCollection(SignalConversation c, Conversation conversationView)
@@ -40,7 +40,7 @@ public VirtualizedCollection(SignalConversation c, Conversation conversationView
             if (Conversation.LastSeenMessageIndex > 0 && Conversation.LastSeenMessageIndex < Conversation.MessagesCount )
             {
                 UnreadMarkerIndex = (int) Conversation.LastSeenMessageIndex;
-                UnreadMarker.Text = Conversation.UnreadCount > 1 ? $"{Conversation.UnreadCount} new messages" : "1 new message";
+                UnreadMarker.SetText(Conversation.UnreadCount > 1 ? $"{Conversation.UnreadCount} new messages" : "1 new message");
             }
             else
             {