Added tag tag1 for changeset 4c285537b335

main/MyFriendsAround.Common/Entities/MyFriends.Model.cs

@@ -0,0 +1,35 @@
+//------------------------------------------------------------------------------
+// <auto-generated>
+//     This code was generated from a template.
+//
+//     Changes to this file may cause incorrect behavior and will be lost if
+//     the code is regenerated.
+// </auto-generated>
+//------------------------------------------------------------------------------
+
+using System;
+using System.Collections;
+using System.Collections.Generic;
+using System.Collections.ObjectModel;
+using System.Collections.Specialized;
+
+namespace MyFriendsAround.Common.Entities
+{
+    // An System.Collections.ObjectModel.ObservableCollection that raises
+    // individual item removal notifications on clear and prevents adding duplicates.
+    public class FixupCollection<T> : ObservableCollection<T>
+    {
+        protected override void ClearItems()
+        {
+            new List<T>(this).ForEach(t => Remove(t));
+        }
+    
+        protected override void InsertItem(int index, T item)
+        {
+            if (!this.Contains(item))
+            {
+                base.InsertItem(index, item);
+            }
+        }
+    }
+}