using System;

using System.Linq;

​

public class DescriptionAttribute : System.Attribute

{

    public string Description

    {

        get;

        set;

    }

​

    public DescriptionAttribute(string icon)

    {

        Description = icon;

    }

}

​

public class AwesomeIconAttribute : DescriptionAttribute

{

    public AwesomeIconAttribute(string icon): base (icon)

    {

    }

}

​

public enum TrafficLight

{

    [Description("../../images/dot-red.png")]

    [AwesomeIcon("<i class='fa fa-lg fa-circle v4-red'></i>")]

    Red = 0,

    [Description("../../images/dot-yellow.png")]

    [AwesomeIcon("<i class='fa fa-lg fa-circle v4-yellow'></i>")]

    Yellow = 1,

    [Description("../../images/dot-green.png")]

    [AwesomeIcon("<i class='fa fa-lg fa-circle v4-green'></i>")]

    Green = 2,

    [Description("../../images/dot-gold.png")]

    [AwesomeIcon("<i class='fa fa-lg fa-circle v4-gold'></i>")]

    Gold = 3,

    [Description("../../images/dot-grey.png")]

    [AwesomeIcon("<i class='fa fa-lg fa-circle v4-grey'></i>")]

    Grey = 99

}

​

public class Program

{

    public static string GetEnumDescription(Enum value)

    {

        var fi = value.GetType().GetField(value.ToString());

        var attributes = fi.GetCustomAttributes(typeof (DescriptionAttribute), false);

        var theDescriptionAttribute = attributes.FirstOrDefault(x => x.GetType() == typeof (DescriptionAttribute)) as DescriptionAttribute;

        if (theDescriptionAttribute == null)

        {

            return string.Empty;

        }

​

        return theDescriptionAttribute.Description;

    }

​

    public static string GetEnumDescription<T>(Enum value)where T : DescriptionAttribute

    {

        var fi = value.GetType().GetField(value.ToString());

        var attributes = fi.GetCustomAttributes(typeof (T), false);

        var theDescriptionAttribute = attributes.FirstOrDefault(x => x.GetType() == typeof (T)) as T;

        if (theDescriptionAttribute == null)

        {

            return string.Empty;

        }

​

        return theDescriptionAttribute.Description;

    }

​

    public static void Main()

    {

        Console.WriteLine(GetEnumDescription(TrafficLight.Red));

        Console.WriteLine(GetEnumDescription(TrafficLight.Yellow));

        Console.WriteLine(GetEnumDescription(TrafficLight.Green));

        Console.WriteLine(GetEnumDescription<AwesomeIconAttribute>(TrafficLight.Green));

        Console.WriteLine(GetEnumDescription<DescriptionAttribute>(TrafficLight.Green));

    }

}