?using System;
using System.Data;
using System.Configuration;
using System.Collections;
using System.Collections.Specialized;
using System.Linq;
using System.Web;
using System.Web.Security;
using System.Web.UI;
using System.Web.UI.WebControls;
using System.Web.UI.WebControls.WebParts;
using System.Web.UI.HtmlControls;
using System.Xml.Linq;
using System.Web.DynamicData;

public partial class FilterUserControl : System.Web.DynamicData.FilterUserControlBase {
    public event EventHandler SelectedIndexChanged {
        add {
            DropDownList1.SelectedIndexChanged += value;
        }
        remove {
            DropDownList1.SelectedIndexChanged -= value;
        }
    }

    public override string SelectedValue {
        get {
            return DropDownList1.SelectedValue;
        }
    }

    protected void Page_Init(object sender, EventArgs e) {
        if (!Page.IsPostBack) {
            PopulateListControl(DropDownList1);

            // Set the initial value if there is one
            if (!String.IsNullOrEmpty(InitialValue))
                DropDownList1.SelectedValue = InitialValue;
        }
    }
}