BLL/BLLProductType.cs

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using System;
using System.Collections.Generic;
using System.Linq;
using System.Text;
using System.Data;
using System.Data.SqlClient;
using Common;
using DA;

namespace BLL
{
      public class BLLProductType
    {
          /// <summary>
         /// BLL--查询所有产品类别的方法
         /// </summary>
         /// <returns></returns>
          public static List<CProductType> BLLProductTypeQU()
          {
              using (DBProductType dbp = new DBProductType())
              {
                  return dbp.DBProductTypeQU();
              }
          }
          public static List<CProductType> BLLProductTypeQuerg()
          {
              using (DBProductType DBpt = new DBProductType())
              {
                  return DBpt.DBProductTypeQuery();
              }

          }
          /// <summary>
          ///   BLL-----根据产品类别id删除
          /// </summary>
          /// <param name="ProductTypeID"></param>
          public static void BLLProductTypeDelete(int ProductTypeID)
          {
              using (DBProductType dbp = new DBProductType())
              {
                  dbp.DBProductTypeDelete(ProductTypeID);
              }
          }
          //jianchashanchu
          public static bool BLLProductTypeDeleteCheck(int ProductTypeID)
          {
              using (DBProductType dbpt= new DBProductType())
              {
                  int intCount = dbpt.DBProductTypeSelect(ProductTypeID);
                  if (intCount > 0)
                  {
                      return false;
                  }
                  else
                  {
                      return true;
                  }
              }
          }
          /// <summary>