The Labs \ Source Viewer \ SSCLI \ System.Configuration \ TypeNameConverter

  1. //------------------------------------------------------------------------------
  2. // <copyright file="TypeNameConverter.cs" company="Microsoft">
  3. //
  4. // Copyright (c) 2006 Microsoft Corporation. All rights reserved.
  5. //
  6. // The use and distribution terms for this software are contained in the file
  7. // named license.txt, which can be found in the root of this distribution.
  8. // By using this software in any fashion, you are agreeing to be bound by the
  9. // terms of this license.
  10. //
  11. // You must not remove this notice, or any other, from this software.
  12. //
  13. // </copyright>
  14. //------------------------------------------------------------------------------
  15. using System;
  16. using System.Collections;
  17. using System.IO;
  18. using System.Reflection;
  19. using System.Security.Permissions;
  20. using System.Xml;
  21. using System.Collections.Specialized;
  22. using System.Globalization;
  23. using System.ComponentModel;
  24. using System.Security;
  25. using System.Text;
  26. namespace System.Configuration
  27. {
  28.    
  29.     public sealed class TypeNameConverter : ConfigurationConverterBase
  30.     {
  31.        
  32.         public override object ConvertTo(ITypeDescriptorContext ctx, CultureInfo ci, object value, Type type)
  33.         {
  34.             // Make the check here since for some reason value.GetType is not System.Type but RuntimeType
  35.             if (!(value is Type)) {
  36.                 ValidateType(value, typeof(Type));
  37.             }
  38.            
  39.             string result = null;
  40.            
  41.             if (value != null) {
  42.                 result = ((Type)value).AssemblyQualifiedName;
  43.             }
  44.            
  45.             return result;
  46.         }
  47.        
  48.         public override object ConvertFrom(ITypeDescriptorContext ctx, CultureInfo ci, object data)
  49.         {
  50.            
  51.             Type result = TypeUtil.GetTypeWithReflectionPermission((string)data, false);
  52.            
  53.             if (result == null) {
  54.                 throw new ArgumentException(SR.GetString(SR.Type_cannot_be_resolved, (string)data));
  55.             }
  56.            
  57.             return result;
  58.         }
  59.     }
  60. }

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