/// <summary> /// 得到一个对象实体 /// </summary> public PrinterManagerProject.Model.v_users DataRowToModel(DataRow row) { PrinterManagerProject.Model.v_users model = new PrinterManagerProject.Model.v_users(); if (row != null) { if (row["ID"] != null && row["ID"].ToString() != "") { model.ID = int.Parse(row["ID"].ToString()); } if (row["user_name"] != null) { model.user_name = row["user_name"].ToString(); } if (row["password"] != null) { model.password = row["password"].ToString(); } if (row["true_name"] != null) { model.true_name = row["true_name"].ToString(); } if (row["type_name"] != null) { model.type_name = row["type_name"].ToString(); } if (row["createtime"] != null && row["createtime"].ToString() != "") { model.createtime = DateTime.Parse(row["createtime"].ToString()); } } return(model); }
/// <summary> /// 增加一条数据 /// </summary> public int Add(PrinterManagerProject.Model.v_users model) { StringBuilder strSql = new StringBuilder(); strSql.Append("insert into v_users("); strSql.Append("user_name,password,true_name,type_name,createtime)"); strSql.Append(" values ("); strSql.Append("@user_name,@password,@true_name,@type_name,@createtime)"); strSql.Append(";select @@IDENTITY"); SqlParameter[] parameters = { new SqlParameter("@user_name", SqlDbType.NVarChar, 50), new SqlParameter("@password", SqlDbType.NVarChar, 50), new SqlParameter("@true_name", SqlDbType.NVarChar, 50), new SqlParameter("@type_name", SqlDbType.NVarChar, 50), new SqlParameter("@createtime", SqlDbType.DateTime) }; parameters[0].Value = model.user_name; parameters[1].Value = model.password; parameters[2].Value = model.true_name; parameters[3].Value = model.type_name; parameters[4].Value = model.createtime; object obj = DbHelperSQL.GetSingle(strSql.ToString(), parameters); if (obj == null) { return(0); } else { return(Convert.ToInt32(obj)); } }
/// <summary> /// 更新一条数据 /// </summary> public bool Update(PrinterManagerProject.Model.v_users model) { StringBuilder strSql = new StringBuilder(); strSql.Append("update v_users set "); strSql.Append("user_name=@user_name,"); strSql.Append("password=@password,"); strSql.Append("true_name=@true_name,"); strSql.Append("type_name=@type_name,"); strSql.Append("createtime=@createtime"); strSql.Append(" where ID=@ID"); SqlParameter[] parameters = { new SqlParameter("@user_name", SqlDbType.NVarChar, 50), new SqlParameter("@password", SqlDbType.NVarChar, 50), new SqlParameter("@true_name", SqlDbType.NVarChar, 50), new SqlParameter("@type_name", SqlDbType.NVarChar, 50), new SqlParameter("@createtime", SqlDbType.DateTime), new SqlParameter("@ID", SqlDbType.Int, 4) }; parameters[0].Value = model.user_name; parameters[1].Value = model.password; parameters[2].Value = model.true_name; parameters[3].Value = model.type_name; parameters[4].Value = model.createtime; parameters[5].Value = model.ID; int rows = DbHelperSQL.ExecuteSql(strSql.ToString(), parameters); if (rows > 0) { return(true); } else { return(false); } }
/// <summary> /// 得到一个对象实体 /// </summary> public PrinterManagerProject.Model.v_users GetModel(int ID) { StringBuilder strSql = new StringBuilder(); strSql.Append("select top 1 ID,user_name,password,true_name,type_name,createtime from v_users "); strSql.Append(" where ID=@ID"); SqlParameter[] parameters = { new SqlParameter("@ID", SqlDbType.Int, 4) }; parameters[0].Value = ID; PrinterManagerProject.Model.v_users model = new PrinterManagerProject.Model.v_users(); DataSet ds = DbHelperSQL.Query(strSql.ToString(), parameters); if (ds.Tables[0].Rows.Count > 0) { return(DataRowToModel(ds.Tables[0].Rows[0])); } else { return(null); } }