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/* EnumHelper.cs $
This file is part of the HandBrake source code.
Homepage: <http://handbrake.fr>.
It may be used under the terms of the GNU General Public License. */
namespace HandBrake.ApplicationServices.Functions
{
using System;
using System.ComponentModel;
using System.Reflection;
/// <summary>
/// Enum Helpers
/// </summary>
/// <typeparam name="T">
/// The Type Parameter
/// </typeparam>
public class EnumHelper<T>
{
/// <summary>
/// Get the description of an Enum
/// </summary>
/// <param name="value">
/// The value.
/// </param>
/// <returns>
/// The Description string
/// </returns>
public static string GetDescription(T value)
{
FieldInfo fieldInfo = value.GetType().GetField(value.ToString());
DescriptionAttribute[] attributes =
(DescriptionAttribute[])fieldInfo.GetCustomAttributes(
typeof(DescriptionAttribute), false);
return (attributes.Length > 0) ? attributes[0].Description : value.ToString();
}
/// <summary>
/// Get the Enumeration for a given Enum Description
/// </summary>
/// <param name="description">The String description</param>
/// <returns>The Enum Value</returns>
public static T GetValue(string description)
{
foreach (T val in Enum.GetValues(typeof(T)))
{
string currDescription = GetDescription(val);
if (currDescription == description)
{
return val;
}
}
throw new ArgumentOutOfRangeException("The Description for the enum was not recognized.");
}
}
}
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