Imported Upstream version 4.0.0~alpha1

Former-commit-id: 806294f5ded97629b74c85c09952f2a74fe182d9

external/referencesource/System.Web/UI/IHierarchyData.cs

@@ -0,0 +1,34 @@
+//------------------------------------------------------------------------------
+// <copyright file="IHierarchyData.cs" company="Microsoft">
+//     Copyright (c) Microsoft Corporation.  All rights reserved.
+// </copyright>
+//------------------------------------------------------------------------------
+namespace System.Web.UI {
+
+    using System.Collections;
+
+    public interface IHierarchyData {
+
+
+        // properties
+        bool HasChildren { get; }
+
+
+        string Path { get; }
+
+
+        object Item { get; }
+
+
+        string Type { get; }
+
+
+        // methods
+        IHierarchicalEnumerable GetChildren();
+
+
+        IHierarchyData GetParent();
+    }
+}
+
+