//------------------------------------------------------------------------------
// <copyright file="ResourceDescriptionAttribute.cs" company="Microsoft">
//     Copyright (c) Microsoft Corporation.  All rights reserved.
// </copyright>
//------------------------------------------------------------------------------

namespace System.Web.UI {
    using System;
    using System.ComponentModel;
    using System.Reflection;
    using System.Web.Resources;

    [AttributeUsage(AttributeTargets.Class | AttributeTargets.Property | AttributeTargets.Event, Inherited = true, AllowMultiple = false)]
    internal sealed class ResourceDescriptionAttribute : DescriptionAttribute {
        private bool _resourceLoaded;
        private readonly string _descriptionResourceName;

        public ResourceDescriptionAttribute(string descriptionResourceName) {
            _descriptionResourceName = descriptionResourceName;
        }

        public override string Description {
            get {
                if (!_resourceLoaded) {
                    _resourceLoaded = true;
                    DescriptionValue = AtlasWeb.ResourceManager.GetString(_descriptionResourceName, AtlasWeb.Culture);
                }
                return base.Description;
            }
        }
    }
}