Imported Upstream version 4.6.0.125

Former-commit-id: a2155e9bd80020e49e72e86c44da02a8ac0e57a4

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

@@ -0,0 +1,73 @@
+//------------------------------------------------------------------------------
+// <copyright file="MobileControlsSectionHelper.cs" company="Microsoft Corporation">
+//     Copyright (c) Microsoft Corporation.  All rights reserved.
+// </copyright>
+//------------------------------------------------------------------------------
+
+using System.Configuration;
+using System.Diagnostics;
+using System.Globalization;
+
+namespace System.Web.UI.MobileControls {
+    [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.")]
+    internal static class MobileControlsSectionHelper {
+
+        private static void AddControlAdapters(IndividualDeviceConfig deviceConfig, DeviceElement device) {
+            foreach (ControlElement control in device.Controls) {
+                deviceConfig.AddControl(control.Control, control.Adapter);
+            }
+        }
+
+        // Essentially this method does what MobileControlSectionHandler.Create()
+        // does, but use MobileControlsSection for retrieving config data instead
+        internal static ControlsConfig CreateControlsConfig(MobileControlsSection controlSection) {
+            ControlsConfig config = new ControlsConfig(null);
+
+            config["sessionStateHistorySize"] = controlSection.SessionStateHistorySize.ToString(CultureInfo.InvariantCulture);
+            config["cookielessDataDictionaryType"] = controlSection.CookielessDataDictionaryType.AssemblyQualifiedName;
+            config["allowCustomAttributes"] = controlSection.AllowCustomAttributes.ToString(CultureInfo.InvariantCulture);
+
+            foreach (DeviceElement device in controlSection.Devices) {
+                IndividualDeviceConfig deviceConfig = CreateDeviceConfig(config, device);
+                AddControlAdapters(deviceConfig, device);
+
+                if (!config.AddDeviceConfig(device.Name, deviceConfig)) {
+                    // Problem is due to a duplicated name
+                    throw new ConfigurationErrorsException(
+                        SR.GetString(SR.MobileControlsSectionHandler_DuplicatedDeviceName, device.Name));
+                }
+            }
+
+            // Passing null means no config file and line number info will be
+            // shown when error happens.  That is because there is no XmlNode of
+            // the config section is available when MobileControlsSection is
+            // used.  But the error messages raised should still be good enough.
+            config.FixupDeviceConfigInheritance(null);
+
+            return config;
+        }
+
+        // Essentially this method does what MobileControlSectionHandler.CreateDeviceConfig()
+        // does, but use MobileControlsSection for retrieving config data instead
+        private static IndividualDeviceConfig CreateDeviceConfig(ControlsConfig config, DeviceElement device) {
+            String nameOfDeviceToInheritFrom = device.InheritsFrom;
+            if (nameOfDeviceToInheritFrom != null && nameOfDeviceToInheritFrom.Length == 0) {
+                nameOfDeviceToInheritFrom = null;
+            }
+
+            IndividualDeviceConfig.DeviceQualifiesDelegate predicateDelegate = null;
+            if (device.PredicateClass != null) {
+                // If a predicate class is specified, so must a method.
+                // The checking is already done in MobileControlsSection
+                Debug.Assert(!String.IsNullOrEmpty(device.PredicateMethod));
+                predicateDelegate = device.GetDelegate();
+            }
+
+            return new IndividualDeviceConfig(config,
+                                              device.Name,
+                                              predicateDelegate,
+                                              device.PageAdapter,
+                                              nameOfDeviceToInheritFrom);
+        }
+    }
+}