//------------------------------------------------------------------------------
// <copyright file="ResourceCategoryAttribute.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;
    using System.Web.Util;

    [AttributeUsage(AttributeTargets.All)]
    internal sealed class ResourceCategoryAttribute : CategoryAttribute {

        internal ResourceCategoryAttribute(string category)
            : base(category) {
        }

        public override object TypeId {
            get {
                return typeof(CategoryAttribute);
            }
        }
        
        protected override string GetLocalizedString(string value) {
            string localizedValue = base.GetLocalizedString(value);
            if (localizedValue == null) {
                localizedValue = AtlasWeb.ResourceManager.GetString("Category_" + value, AtlasWeb.Culture);
            }
            // This attribute is internal, and we should never have a missing resource string.
            //
            System.Diagnostics.Debug.Assert(localizedValue != null, "All WebForms category attributes should have localized strings.  Category '" + value + "' not found.");
            return localizedValue;
        }
    }
}