Imported Upstream version 4.6.0.125

Former-commit-id: a2155e9bd80020e49e72e86c44da02a8ac0e57a4

mcs/class/referencesource/System.Web.Mobile/UI/MobileControls/DesignerDeviceConfig.cs

@@ -0,0 +1,62 @@
+//------------------------------------------------------------------------------
+// <copyright file="DesignerDeviceConfig.cs" company="Microsoft">
+//     Copyright (c) Microsoft Corporation.  All rights reserved.
+// </copyright>                                                                
+//------------------------------------------------------------------------------
+
+
+using System;
+using System.ComponentModel;
+using System.Web.UI.MobileControls.Adapters;
+using System.Web.Util;
+
+namespace System.Web.UI.MobileControls
+{
+    // Data structure for a specialized version of IndividualDeviceConfig,
+    // used in design mode.
+
+    [Obsolete("The System.Web.Mobile.dll assembly has been deprecated and should no longer be used. For information about how to develop ASP.NET mobile applications, see http://go.microsoft.com/fwlink/?LinkId=157231.")]
+    class DesignerDeviceConfig : IndividualDeviceConfig
+    {
+        internal DesignerDeviceConfig(String pageAdapterType) : base(Type.GetType (pageAdapterType))
+        {
+        }
+
+        internal override IControlAdapter NewControlAdapter(Type originalControlType)
+        {
+            IControlAdapter adapter;
+            IWebObjectFactory adapterFactory = LookupControl(originalControlType);
+            
+            if (adapterFactory != null)
+            {
+                adapter = (IControlAdapter) adapterFactory.CreateInstance();
+            }
+            else
+            {
+                DesignerAdapterAttribute da;
+                da = (DesignerAdapterAttribute)
+                    TypeDescriptor.GetAttributes(originalControlType)
+                        [typeof(DesignerAdapterAttribute)];
+                if (da == null)
+                {
+                    return new EmptyControlAdapter();
+                }
+
+                Type adapterType = Type.GetType(da.TypeName);
+                if (adapterType == null)
+                {
+                    return new EmptyControlAdapter();
+                }
+
+                adapter = Activator.CreateInstance(adapterType) as IControlAdapter;
+            }
+
+            if (adapter == null)
+            {
+                adapter = new EmptyControlAdapter();
+            }
+            return adapter;
+        }
+
+    }
+}