/// <summary>
 /// 删除分类
 /// </summary>
 /// <param name="typeid">分类id</param>
 /// <returns></returns>
 public static bool DeleteType(int typeid)
 {
     return(TypeTableDal.DeleteType(typeid) == 1);
 }
 /// <summary>
 /// 新增分类
 /// </summary>
 /// <param name="typename">类型名称</param>
 /// <param name="tid">所属分类id</param>
 /// <returns></returns>
 public static bool AddType(string typename, int tid)
 {
     return(TypeTableDal.AddType(typename, tid) == 1);
 }
 /// <summary>
 /// 修改分类信息
 /// </summary>
 /// <param name="type">分类对象</param>
 /// <returns></returns>
 public static bool UpdateType(TypeTable type)
 {
     return(TypeTableDal.UpdateType(type) == 1);
 }
 /// <summary>
 /// 根据typeid查询一个分类对象
 /// </summary>
 /// <param name="typeid">分类id</param>
 /// <returns></returns>
 public static TypeTable SelectOne(int typeid)
 {
     return(TypeTableDal.SelectOne(typeid));
 }
 /// <summary>
 /// 查询所有最小级别的分类
 /// </summary>
 /// <returns></returns>
 public static List <TypeTable> SelectSmallType()
 {
     return(TypeTableDal.SelectSmallType());
 }
 /// <summary>
 /// 查询指定的类型
 /// </summary>
 /// <param name="index">索引</param>
 /// <returns></returns>
 public static List <TypeTable> SelectIndexType(int index)
 {
     return(TypeTableDal.SelectIndexType(index));
 }