Added INotifyPropertyChanged interface and target kind to reference.

RainmeterStudio/UI/Controller/DocumentController.cs

@@ -210,7 +210,7 @@ namespace RainmeterStudio.UI.Controller
         /// </summary>
         public bool Save(IDocumentEditor editor)
         {
-            if (editor.AttachedDocument.Reference.IsOnStorage())
+            if (editor.AttachedDocument.Reference != null)
             {
                 DocumentManager.Save(editor.AttachedDocument);
                 return true;

RainmeterStudio/UI/Controller/IconProvider.cs

@@ -33,7 +33,7 @@ namespace RainmeterStudio.UI.Controller
             string key = "ProjectItem";
 
             // Is a file?
-            if (File.Exists(item.StoragePath))
+            if (item.TargetKind == Reference.ReferenceTargetKind.File || item.TargetKind == Reference.ReferenceTargetKind.Project)
             {
                 if (String.IsNullOrEmpty(Path.GetExtension(item.StoragePath)))
                     key += "Unknown";
@@ -43,7 +43,7 @@ namespace RainmeterStudio.UI.Controller
             }
 
             // Not a file, try to figure out if a directory
-            else if (item.Count > 0 || Directory.Exists(item.StoragePath))
+            else if (item.TargetKind == Reference.ReferenceTargetKind.Directory)
             {
                 key += "Directory";
             }

RainmeterStudio/UI/ViewModel/ReferenceViewModel.cs

@@ -35,17 +35,6 @@ namespace RainmeterStudio.UI.ViewModel
             }
         }
 
-        /// <summary>
-        /// Gets or sets the path
-        /// </summary>
-        public string Path
-        {
-            get
-            {
-                return Reference.StoragePath;
-            }
-        }
-
         /// <summary>
         /// Gets an enumerable of this object's children
         /// </summary>
@@ -120,9 +109,16 @@ namespace RainmeterStudio.UI.ViewModel
         {
             Reference = reference;
             Reference.CollectionChanged += Reference_CollectionChanged;
+            Reference.PropertyChanged += Reference_PropertyChanged;
             RefreshChildren();
         }
 
+        private void Reference_PropertyChanged(object sender, PropertyChangedEventArgs e)
+        {
+            if (e.PropertyName == "Name" && PropertyChanged != null)
+                PropertyChanged(this, new PropertyChangedEventArgs("Name"));
+        }
+
         private void Reference_CollectionChanged(object sender, NotifyCollectionChangedEventArgs e)
         {
             List<ReferenceViewModel> newItems = new List<ReferenceViewModel>();