Imported Upstream version 4.0.0~alpha1

Former-commit-id: 806294f5ded97629b74c85c09952f2a74fe182d9

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

@@ -0,0 +1,34 @@
+//------------------------------------------------------------------------------
+// <copyright file="BaseComponentEditor.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> Provides the base class for a custom component 
+    ///       editor.</para>
+    /// </devdoc>
+    [HostProtection(SharedState = true)]
+    public abstract class ComponentEditor
+    {
+    
+        /// <devdoc>
+        ///    <para>Gets a value indicating whether the component was modified.</para>
+        /// </devdoc>
+        public bool EditComponent(object component) {
+            return EditComponent(null, component);
+        }
+    
+        /// <devdoc>
+        ///    <para>Gets a value indicating whether the component was modified.</para>
+        /// </devdoc>
+        public abstract bool EditComponent(ITypeDescriptorContext context, object component);
+    }
+}