com.huiyou.Web/admin/dispatchregion_edit.aspx.cs

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using System;
using System.Collections.Generic;
using System.Linq;
using System.Web;
using System.Web.UI;
using System.Web.UI.WebControls;

using com.huiyou.Web.tools;
using com.huiyou.Bll;
using System.Data;
using com.huiyou.Common;
using System.Web.UI.HtmlControls;
using com.huiyou.Model.Tables;

namespace com.huiyou.Web.admin
{
    public partial class dispatchregion_edit : System.Web.UI.Page
    {
        protected void Page_Load(object sender, EventArgs e)
        {
            if (!AdminLoginHelper.AdminEnter()) return;

            if (!Page.IsPostBack)
            {
                BindData();
            }
        }

        private void BindProvince()
        {
            string sql = "select * from tb_Province";
            DataTable dt = DBHelper.SelectDataSet(sql).Tables[0];

            drpProvinceId.Items.Clear();
            foreach (DataRow row in dt.Rows)
            {
                drpProvinceId.Items.Add(new ListItem()
                {
                    Text = row["ProvinceName"].ToString(),
                    Value = row["Id"].ToString()
                });
            }
        }

        private void BindCity()
        {
            if (drpProvinceId.SelectedIndex < 0)
                return;

            string provinceId = drpProvinceId.SelectedValue;

            string sql = "select * from tb_City where ProvinceId=" + provinceId;
            DataTable dt = DBHelper.SelectDataSet(sql).Tables[0];

            drpCityId.Items.Clear();
            foreach (DataRow row in dt.Rows)
            {
                drpCityId.Items.Add(new ListItem()
                {
                    Text = row["CityName"].ToString(),