source: branches/HeuristicLab.Problems.GrammaticalOptimization/DynamicDataDisplay/Converters/GenericLambdaConverter.cs @ 12747

using System;
using System.Collections.Generic;
using System.Linq;
using System.Text;
using System.Windows.Data;
using System.Globalization;
using System.Diagnostics.Contracts;

namespace Microsoft.Research.DynamicDataDisplay.Common.Auxiliary
{
  public class GenericLambdaConverter<TIn, TOut> : IValueConverter
  {
    private readonly Func<TIn, TOut> lambda;

    /// <summary>
    /// Initializes a new instance of the <see cref="GenericLambdaConverter&lt;TIn, TOut&gt;"/> class.
    /// </summary>
    /// <param name="lambda">The lambda.</param>
    public GenericLambdaConverter(Func<TIn, TOut> lambda)
    {
      Contract.Assert(lambda != null);

      this.lambda = lambda;
    }

    #region IValueConverter Members

    public object Convert(object value, Type targetType, object parameter, CultureInfo culture)
    {
      TIn arg = (TIn)value;
      TOut result = lambda(arg);
      return result;
    }

    public object ConvertBack(object value, Type targetType, object parameter, CultureInfo culture)
    {
      throw new NotImplementedException();
    }

    #endregion
  }
}