/// <summary> /// 取得每页记录 /// </summary> /// <param name="p_pageIndex">当前页</param> /// <param name="p_pageSize">分页大小</param> /// <param name="p_recordCount">返回总记录数</param> /// <param name="strWhere">查询条件</param> /// <returns>IList Navigation</returns> public IList <Book.Model.Navigation> GetNavigations(int p_pageIndex, int p_pageSize, string strWhere, out int p_recordCount) { IList <Book.Model.Navigation> listNavigations = new List <Book.Model.Navigation>(); string sTable = "Navigation"; string sPkey = "id"; string sField = "id,pid,Name"; string sCondition = strWhere; string sOrder = "pid asc"; int iSCounts = 0; using (SqlDataReader reader = SqlHelperBook.RunProcedureMe(sTable, sPkey, sField, p_pageIndex, p_pageSize, sCondition, sOrder, iSCounts, out p_recordCount)) { //计算总页数 if (p_recordCount > 0) { int pageCount = BasePage.CalcPageCount(p_recordCount, p_pageSize, ref p_pageIndex); } else { return(listNavigations); } while (reader.Read()) { Book.Model.Navigation objNavigation = new Book.Model.Navigation(); objNavigation.id = reader.GetInt32(0); objNavigation.pid = reader.GetInt32(1); objNavigation.Name = reader.GetString(2); listNavigations.Add(objNavigation); } } return(listNavigations); }
/// <summary> /// 增加一条数据 /// </summary> public int Add(Book.Model.Navigation model) { StringBuilder strSql = new StringBuilder(); strSql.Append("insert into Navigation("); strSql.Append("pid,Name)"); strSql.Append(" values ("); strSql.Append("@pid,@Name)"); strSql.Append(";select @@IDENTITY"); SqlParameter[] parameters = { new SqlParameter("@pid", SqlDbType.Int, 4), new SqlParameter("@Name", SqlDbType.VarChar, 50) }; parameters[0].Value = model.pid; parameters[1].Value = model.Name; object obj = SqlHelperBook.GetSingle(strSql.ToString(), parameters); if (obj == null) { return(1); } else { return(Convert.ToInt32(obj)); } }
/// <summary> /// 得到一个对象实体 /// </summary> public Book.Model.Navigation GetNavigation(int id) { StringBuilder strSql = new StringBuilder(); strSql.Append("select top 1 id,pid,Name from Navigation "); strSql.Append(" where id=@id "); SqlParameter[] parameters = { new SqlParameter("@id", SqlDbType.Int, 4) }; parameters[0].Value = id; Book.Model.Navigation model = new Book.Model.Navigation(); using (SqlDataReader reader = SqlHelperBook.ExecuteReader(strSql.ToString(), parameters)) { if (reader.HasRows) { reader.Read(); model.id = reader.GetInt32(0); model.pid = reader.GetInt32(1); model.Name = reader.GetString(2); return(model); } else { return(null); } } }
/// <summary> /// 更新一条数据 /// </summary> public void Update(Book.Model.Navigation model) { StringBuilder strSql = new StringBuilder(); strSql.Append("update Navigation set "); strSql.Append("pid=@pid,"); strSql.Append("Name=@Name"); strSql.Append(" where id=@id "); SqlParameter[] parameters = { new SqlParameter("@id", SqlDbType.Int, 4), new SqlParameter("@pid", SqlDbType.Int, 4), new SqlParameter("@Name", SqlDbType.VarChar, 50) }; parameters[0].Value = model.id; parameters[1].Value = model.pid; parameters[2].Value = model.Name; SqlHelperBook.ExecuteSql(strSql.ToString(), parameters); }