/// <summary>
 /// 删除仓库
 /// </summary>
 /// <param name="context"></param>
 private void DeleteWareHouse(HttpContext context)
 {
     //需要一个实体对象参数
     //1,创建要删除的对象
     Model.base_WareHouse wh = new Model.base_WareHouse()
     {
         ID = int.Parse(context.Request["ID"] + ""),//仓库ID
     };
     //2,将对象添加到EF管理容器中
     db.base_WareHouse.Attach(wh);
     //3,修改对象的包装类对象标识为删除状态
     db.base_WareHouse.Remove(wh);
     //4,更新到数据库
     int num = db.SaveChanges();
     context.Response.Write("{\"d\":" + num + "}");
 }
 /// <summary>
 /// 编辑仓库名称
 /// </summary>
 private void EditWareHouse(HttpContext context)
 {
     Model.base_WareHouse wh = new Model.base_WareHouse()
     {
         ID = int.Parse(context.Request["ID"] + ""),//仓库ID
         WareHouseName = context.Request["WareHouseName"] + "",//仓库名称
         CategoryIDs = context.Request["CategoryIDs"] + "",
         CategoryNames = context.Request["CategoryNames"] + "",
         Position = context.Request["Position"] + "",//位置
         Status = 1,//状态
         Remark = context.Request["Remark"] + "",//备注
         LastUpdateBy = UserInfo.UserName,//编辑人
         LastUpdateTime = DateTime.Now//编辑时间
     };
     //先将实体附加到实体上下文中
     db.base_WareHouse.Attach(wh);
     //手动修改实体的状态
     db.Entry(wh).State = EntityState.Modified;
     int num = db.SaveChanges();
     context.Response.Write("{\"d\":" + num + "}");
 }
 /// <summary>
 /// 添加仓库
 /// </summary>
 private void AddWareHouse(HttpContext context)
 {
     Model.base_WareHouse wh = new Model.base_WareHouse() {
      WareHouseName=context.Request["WareHouseName"]+"",//仓库名称
      CategoryIDs=context.Request["CategoryIDs"]+"",
      CategoryNames = context.Request["CategoryNames"] + "",
      Position = context.Request["Position"]+"",//位置
      Status =1,//状态
      Remark = context.Request["Remark"] + "",//备注
      AddBy = UserInfo.UserName,//添加人
      AddTime = DateTime.Now//添加时间
     };
     db.base_WareHouse.Add(wh);
     int num = db.SaveChanges();
     context.Response.Write("{\"d\":" + num + "}");
 }