1 files changed, 3 insertions, 1 deletions
diff --git a/Juick/ViewModels/MessageListViewModelBase.cs b/Juick/ViewModels/MessageListViewModelBase.cs
index b9d7070..60c0a94 100644
--- a/Juick/ViewModels/MessageListViewModelBase.cs
+++ b/Juick/ViewModels/MessageListViewModelBase.cs
@@ -13,6 +13,7 @@ namespace Juick.ViewModels
 {
     public class MessageListViewModelBase : INotifyPropertyChanged
     {
+        static readonly string IsDataLoadingPropertyName = ExpressionHelper.GetPropertyName<MessageListViewModelBase>(x => x.IsDataLoading);
         bool isDataLoading;
 
         public MessageListViewModelBase()
@@ -22,6 +23,7 @@ namespace Juick.ViewModels
         }
 
         public string RestUri { get; set; }
+        public virtual string Caption { get { return "juick"; } }
 
         /// <summary>
         /// A collection for MessageViewModel objects.
@@ -36,7 +38,7 @@ namespace Juick.ViewModels
             set
             {
                 isDataLoading = value;
-                NotifyPropertyChanged("IsDataLoading");
+                NotifyPropertyChanged(IsDataLoadingPropertyName);
                 LoadMessagesPageCommand.NotifyCanExecuteChanged();
             }
         }