AvalonDock [2.0] Tutorial Part 4 - Integrating AvalonEdit Options

namespace Edi.Converter
{
  using System;
  using System.Collections.Generic;
  using System.Linq;
  using System.Text;
  using System.Windows.Data;
  using Edi.ViewModel;

  class ActiveDocumentConverter : IValueConverter
  {
    public object Convert(object value, Type targetType, object parameter, System.Globalization.CultureInfo culture)
    {
      if (value is FileViewModel)
        return value;

      return Binding.DoNothing;
    }

    public object ConvertBack(object value, Type targetType, object parameter, System.Globalization.CultureInfo culture)
    {
      if (value is FileViewModel)
        return value;

      return Binding.DoNothing;
    }
  }
}