/// <summary>
 ///  绑定Units信息的数据源
 /// </summary>
 private void BindSource(int start)
 {
     if (Request.QueryString["id"] != null)
     {
         id = Request.QueryString["id"].ToString();
         Warehouse warehouse = new Warehouse();
         warehouse.Good_id = Convert.ToInt32(id);
         WarehouseProvider provider = new WarehouseProvider();
         DataTable         table    = provider.Select(warehouse, start, this.ListPager1.PageSize);
         this.GridView1.DataSource = table.DefaultView;
         this.GridView1.DataBind();
     }
     else
     {
         WarehouseProvider provider = new WarehouseProvider();
         DataTable         table    = provider.GetAll(start, this.ListPager1.PageSize);
         this.GridView1.DataSource = table.DefaultView;
         this.GridView1.DataBind();
     }
 }