mcs/class/referencesource/System.Activities.Presentation/System.Activities.Presentation/System/Activities/Presentation/Base/Core/Internal/PropertyEditing/Editors/newitemfactorytypemodeltotypenameconverter.cs

   1 //----------------------------------------------------------------
   2 // Copyright (c) Microsoft Corporation.  All rights reserved.
   3 //----------------------------------------------------------------
   4 namespace System.Activities.Presentation.Internal.PropertyEditing.Editors
   5 {
   6     using System;
   7     using System.Windows.Data;
   8     using System.Globalization;
   9
  10     using System.Activities.Presentation.Internal.PropertyEditing.FromExpression.Framework.PropertyInspector;
  11     using System.Activities.Presentation;
  12
  13     // <summary>
  14     // Converts an instance of NewItemFactoryTypeModel to its contained Type name.
  15     // </summary>
  16     internal class NewItemFactoryTypeModelToTypeNameConverter : IValueConverter
  17     {
  18
  19         // Converts an instance of NewItemFactoryTypeModel to its corresponding type name
  20         public object Convert(object value, Type targetType, object parameter, CultureInfo culture)
  21         {
  22
  23             if (typeof(string).IsAssignableFrom(targetType))
  24             {
  25                 NewItemFactoryTypeModel model = value as NewItemFactoryTypeModel;
  26                 if (model != null && model.Type != null)
  27                 {
  28                     return model.Type.Name;
  29                 }
  30             }
  31
  32             return string.Empty;
  33         }
  34
  35         // This class is only a one-way converter
  36         public object ConvertBack(object value, Type targetType, object parameter, CultureInfo culture)
  37         {
  38             throw FxTrace.Exception.AsError(new InvalidOperationException());
  39         }
  40     }
  41 }