RadioButtonToIntConverter.cs

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

namespace Common.WPF.Converters
{
    public class RadioButtonToIntConverter : IValueConverter
    {
        public object Convert(object value, Type targetType, object parameter, CultureInfo culture)
        {
            int integer = (int)value;
            if (integer == int.Parse(parameter.ToString()))
                return true;
            return false;
        }

        public object ConvertBack(object value, Type targetType, object parameter, CultureInfo culture)
        {
            return parameter;
        }
    }
}