Imported Upstream version 4.0.0~alpha1

Former-commit-id: 806294f5ded97629b74c85c09952f2a74fe182d9

external/referencesource/System.Web/UI/WebControls/AutoGeneratedFieldProperties.cs

@@ -0,0 +1,127 @@
+//------------------------------------------------------------------------------
+// <copyright file="AutoGeneratedFieldProperties.cs" company="Microsoft">
+//     Copyright (c) Microsoft Corporation.  All rights reserved.
+// </copyright>                                                                
+//------------------------------------------------------------------------------
+
+namespace System.Web.UI.WebControls {
+
+    using System;
+    using System.ComponentModel;
+    using System.Reflection;
+    using System.Web.Util;
+
+    /// <devdoc>
+    ///    <para>
+    ///       Stores the properties for an AutoGeneratedField.
+    ///    </para>
+    /// </devdoc>
+    public sealed class AutoGeneratedFieldProperties : IStateManager {
+        private bool _isTracking;
+        private StateBag _statebag;
+
+
+        public AutoGeneratedFieldProperties() {
+            _statebag = new StateBag();
+        }
+                
+
+        public string DataField {
+            get {
+                object o = ViewState["DataField"];
+                if (o != null) {
+                    return (string)o;
+                }
+                return String.Empty;
+            }
+            set {
+                ViewState["DataField"] = value;
+            }
+        }
+
+
+        public bool IsReadOnly {
+            get {
+                object o = ViewState["IsReadOnly"];
+                if (o != null) {
+                    return (bool)o;
+                }
+                return false;
+            }
+            set {
+                ViewState["IsReadOnly"] = value;
+            }
+        }
+        
+
+        public string Name {
+            get {
+                object o = ViewState["Name"];
+                if (o != null) {
+                    return (string)o;
+                }
+                return String.Empty;
+            }
+            set {
+                ViewState["Name"] = value;
+            }
+        }
+
+
+        public Type Type {
+            get {
+                object o = ViewState["Type"];
+                if (o != null) {
+                    return (Type)o;
+                }
+                return null;
+            }
+            set {
+                ViewState["Type"] = value;
+            }
+        }
+
+        /// <devdoc>
+        /// <para>Gets the statebag for the AutoGeneratedFieldProperties. This property is read-only.</para>
+        /// </devdoc>
+        private StateBag ViewState {
+            get {
+                return _statebag;
+            }
+        }
+
+
+        #region IStateManager implementation
+
+        /// <internalonly/>
+        bool IStateManager.IsTrackingViewState {
+            get {
+                return _isTracking;
+            }
+        }
+
+
+        /// <internalonly/>
+        void IStateManager.LoadViewState(object state) {
+            if (state != null) {
+                ((IStateManager)ViewState).LoadViewState(state);
+            }
+        }
+
+
+        /// <internalonly/>
+        object IStateManager.SaveViewState() {
+            object state = ((IStateManager)ViewState).SaveViewState();
+            return state;
+        }
+
+
+        /// <internalonly/>
+        void IStateManager.TrackViewState() {
+            _isTracking = true;
+            ViewState.TrackViewState();
+        }
+        #endregion
+    }
+}
+