update

ViewData.cs

@@ -0,0 +1,69 @@
+// See License.txt in the project root for license information.
+using System;
+using System.Collections.Generic;
+using System.Dynamic;
+
+namespace Maussoft.Mvc
+{
+    public class ViewData : DynamicObject
+    {
+        protected Dictionary<string, object> dictionary;
+
+        public ViewData()
+        {
+            this.dictionary = new Dictionary<string, object>();
+        }
+
+        public ViewData(IDictionary<string, object> dict)
+        {
+            this.dictionary = new Dictionary<string, object>();
+
+            foreach (var kvp in dict)
+            {
+                this.dictionary.Add(kvp.Key, kvp.Value);
+            }
+        }
+
+        public ViewData(IDictionary<string, string> dict)
+        {
+            this.dictionary = new Dictionary<string, object>();
+
+            foreach (var kvp in dict)
+            {
+                this.dictionary.Add(kvp.Key, kvp.Value);
+            }
+        }
+
+        public ViewData(ViewData viewData)
+        {
+            this.dictionary = new Dictionary<string, object>();
+
+            foreach (var kvp in viewData.dictionary)
+            {
+                this.dictionary.Add(kvp.Key, kvp.Value);
+            }
+        }
+
+        public override IEnumerable<string> GetDynamicMemberNames()
+        {
+            return dictionary.Keys;
+        }
+
+        public override bool TryGetMember(GetMemberBinder binder, out object result)
+        {
+            result = dictionary.ContainsKey(binder.Name) ? dictionary[binder.Name] : null;
+            return true;
+        }
+
+        public override bool TrySetMember(SetMemberBinder binder, object value)
+        {
+            dictionary[binder.Name] = value;
+            return true;
+        }
+
+        public bool Empty()
+        {
+            return dictionary.Keys.Count == 0;
+        }
+    }
+}