Imported Upstream version 4.0.0~alpha1

Former-commit-id: 806294f5ded97629b74c85c09952f2a74fe182d9

external/referencesource/System/compmod/system/componentmodel/RecommendedAsConfigurableAttribute.cs

@@ -0,0 +1,99 @@
+//------------------------------------------------------------------------------
+// <copyright file="RecommendedAsConfigurableAttribute.cs" company="Microsoft">
+//     Copyright (c) Microsoft Corporation.  All rights reserved.
+// </copyright>                                                                
+//------------------------------------------------------------------------------
+
+/*
+ */
+namespace System.ComponentModel {
+
+    using System;
+    using System.Diagnostics;
+    using System.Security.Permissions;
+
+    /// <devdoc>
+    ///    <para>Specifies that the property can be
+    ///       used as an application setting.</para>
+    /// </devdoc>
+    [AttributeUsage(AttributeTargets.Property)]
+    [Obsolete("Use System.ComponentModel.SettingsBindableAttribute instead to work with the new settings model.")]
+    public class RecommendedAsConfigurableAttribute : Attribute {
+        private bool recommendedAsConfigurable = false;
+
+        /// <devdoc>
+        ///    <para>
+        ///       Initializes a new instance of
+        ///       the <see cref='System.ComponentModel.RecommendedAsConfigurableAttribute'/> class.
+        ///    </para>
+        /// </devdoc>
+        public RecommendedAsConfigurableAttribute(bool recommendedAsConfigurable) {
+            this.recommendedAsConfigurable = recommendedAsConfigurable;
+        }
+
+        /// <devdoc>
+        ///    <para>Gets a value indicating whether the property this
+        ///       attribute is bound to can be used as an application setting.</para>
+        /// </devdoc>
+        public bool RecommendedAsConfigurable {
+            get {
+                return recommendedAsConfigurable;
+            }
+        }
+
+        /// <devdoc>
+        ///    <para>
+        ///       Specifies that a property cannot be used as an application setting. This
+        ///    <see langword='static '/>field is read-only. 
+        ///    </para>
+        /// </devdoc>
+        public static readonly RecommendedAsConfigurableAttribute No = new RecommendedAsConfigurableAttribute(false);
+
+        /// <devdoc>
+        ///    <para>
+        ///       Specifies
+        ///       that a property can be used as an application setting. This <see langword='static '/>field is read-only.
+        ///    </para>
+        /// </devdoc>
+        public static readonly RecommendedAsConfigurableAttribute Yes = new RecommendedAsConfigurableAttribute(true);
+
+        /// <devdoc>
+        ///    <para>
+        ///       Specifies the default value for the <see cref='System.ComponentModel.RecommendedAsConfigurableAttribute'/>, which is <see cref='System.ComponentModel.RecommendedAsConfigurableAttribute.No'/>. This <see langword='static '/>field is
+        ///       read-only.
+        ///    </para>
+        /// </devdoc>
+        public static readonly RecommendedAsConfigurableAttribute Default = No;
+        
+        /// <internalonly/>
+        /// <devdoc>
+        /// </devdoc>
+        public override bool Equals(object obj) {
+            if (obj == this) {
+                return true;
+            }
+
+            RecommendedAsConfigurableAttribute other = obj as RecommendedAsConfigurableAttribute;
+
+            return other != null && other.RecommendedAsConfigurable == recommendedAsConfigurable;
+            
+            
+        }
+        
+        /// <devdoc>
+        ///    <para>
+        ///       Returns the hashcode for this object.
+        ///    </para>
+        /// </devdoc>
+        public override int GetHashCode() {
+            return base.GetHashCode();
+        }
+
+        /// <internalonly/>
+        /// <devdoc>
+        /// </devdoc>
+        public override bool IsDefaultAttribute() {
+            return !recommendedAsConfigurable;
+        }
+    }
+}