protected void btnSave_Click(object sender, EventArgs e) { string strErr = ""; if (!PageValidate.IsNumber(txtid.Text)) { strErr += "id格式错误!\\n"; } if (!PageValidate.IsNumber(txtname.Text)) { strErr += "name格式错误!\\n"; } if (!PageValidate.IsNumber(txtpwd.Text)) { strErr += "pwd格式错误!\\n"; } if (strErr != "") { MessageBox.Show(this, strErr); return; } int id = int.Parse(this.txtid.Text); int name = int.Parse(this.txtname.Text); int pwd = int.Parse(this.txtpwd.Text); yuhi.Model.user model = new yuhi.Model.user(); model.id = id; model.name = name; model.pwd = pwd; yuhi.BLL.user bll = new yuhi.BLL.user(); bll.Add(model); Maticsoft.Common.MessageBox.ShowAndRedirect(this, "保存成功!", "add.aspx"); }
/// <summary> /// 更新一条数据 /// </summary> public bool Update(yuhi.Model.user model) { StringBuilder strSql = new StringBuilder(); strSql.Append("update user set "); strSql.Append("id=@id,"); strSql.Append("name=@name,"); strSql.Append("pwd=@pwd"); strSql.Append(" where "); MySqlParameter[] parameters = { new MySqlParameter("@id", MySqlDbType.Int32, 11), new MySqlParameter("@name", MySqlDbType.Int32, 11), new MySqlParameter("@pwd", MySqlDbType.Int32, 11) }; parameters[0].Value = model.id; parameters[1].Value = model.name; parameters[2].Value = model.pwd; int rows = DbHelperMySQL.ExecuteSql(strSql.ToString(), parameters); if (rows > 0) { return(true); } else { return(false); } }
/// <summary> /// 增加一条数据 /// </summary> public bool Add(yuhi.Model.user model) { StringBuilder strSql = new StringBuilder(); strSql.Append("insert into user("); strSql.Append("id,name,pwd)"); strSql.Append(" values ("); strSql.Append("@id,@name,@pwd)"); MySqlParameter[] parameters = { new MySqlParameter("@id", MySqlDbType.Int32, 11), new MySqlParameter("@name", MySqlDbType.Int32, 11), new MySqlParameter("@pwd", MySqlDbType.Int32, 11) }; parameters[0].Value = model.id; parameters[1].Value = model.name; parameters[2].Value = model.pwd; int rows = DbHelperMySQL.ExecuteSql(strSql.ToString(), parameters); if (rows > 0) { return(true); } else { return(false); } }
private void ShowInfo() { yuhi.BLL.user bll = new yuhi.BLL.user(); yuhi.Model.user model = bll.GetModel(); this.txtid.Text = model.id.ToString(); this.txtname.Text = model.name.ToString(); this.txtpwd.Text = model.pwd.ToString(); }
/// <summary> /// 得到一个对象实体 /// </summary> public yuhi.Model.user DataRowToModel(DataRow row) { yuhi.Model.user model = new yuhi.Model.user(); if (row != null) { if (row["id"] != null && row["id"].ToString() != "") { model.id = int.Parse(row["id"].ToString()); } if (row["name"] != null && row["name"].ToString() != "") { model.name = int.Parse(row["name"].ToString()); } if (row["pwd"] != null && row["pwd"].ToString() != "") { model.pwd = int.Parse(row["pwd"].ToString()); } } return(model); }
/// <summary> /// 得到一个对象实体 /// </summary> public yuhi.Model.user GetModel() { //该表无主键信息,请自定义主键/条件字段 StringBuilder strSql = new StringBuilder(); strSql.Append("select id,name,pwd from user "); strSql.Append(" where "); MySqlParameter[] parameters = { }; yuhi.Model.user model = new yuhi.Model.user(); DataSet ds = DbHelperMySQL.Query(strSql.ToString(), parameters); if (ds.Tables[0].Rows.Count > 0) { return(DataRowToModel(ds.Tables[0].Rows[0])); } else { return(null); } }