CityMgr/DescriptionAttribute.cs

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using System;
using System.Collections.Generic;
using System.Linq;
using System.Text;

namespace CityMgr
{
    [Serializable]
    [AttributeUsage(AttributeTargets.Field, AllowMultiple = false, Inherited= false)]
    public class FieldDescriptionAttribute : Attribute
    {
        /// <summary>
        /// 获取中文描述
        /// </summary>
        public string Value { get; private set; }

        /// <summary>
        /// 
        /// </summary>
        /// <param name="value">中文描述</param>
        public FieldDescriptionAttribute(string value)
        {
            Value = value;
        }

        public override string ToString()
        {
            return Value;
        }
    }

    public static class FieldDescriptionHelpper
    {
        /// <summary>
        /// 获取自定义枚举类型的中文描述
        /// </summary>
        /// <param name="value">自定义枚举</param>
        /// <returns>中文描述</returns>
        public static string GetDescription(this Enum value)
        {
            var obj = Attribute.GetCustomAttribute(value.GetType().GetField(value.ToString()), typeof(FieldDescriptionAttribute));
            if (obj != null)
                return obj.ToString();
            else
                return "";
        }
    }
}