HintTextConverter.cs source code in C# .NET

Source code for the .NET framework in C#

                        
Code:

                         / 4.0 / 4.0 / untmp / DEVDIV_TFS / Dev10 / Releases / RTMRel / ndp / cdf / src / NetFx40 / Tools / System.Activities.Core.Presentation / System / Activities / Core / Presentation / HintTextConverter.cs / 1305376 / HintTextConverter.cs
                        

                        
                            //---------------------------------------------------------------- 
// Copyright (c) Microsoft Corporation.  All rights reserved.
//---------------------------------------------------------------

namespace System.Activities.Core.Presentation 
{
    using System; 
    using System.Diagnostics.CodeAnalysis; 
    using System.Windows;
    using System.Windows.Data; 

    [SuppressMessage("Microsoft.Performance", "CA1812:AvoidUninstantiatedInternalClasses")]
    internal sealed class HintTextConverter : IMultiValueConverter
    { 
        public object Convert(object[] values, Type targetType, object parameter, System.Globalization.CultureInfo culture)
        { 
            // values represented in XAML 
            //   values[0] = ModelItem.XXX
            //   values[1] = ModelItem.XXX.DisplayName 

            if (values[0] == null || values[1] == DependencyProperty.UnsetValue)
            {
                return SR.AddActivityHintText; 
            }
            else 
            { 
                return (values[1] as string) ?? string.Empty;
            } 
        }

        public object[] ConvertBack(object value, Type[] targetTypes, object parameter, System.Globalization.CultureInfo culture)
        { 
            throw FxTrace.Exception.AsError(new NotImplementedException());
        } 
    } 
}

// File provided for Reference Use Only by Microsoft Corporation (c) 2007.

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