private void ShowInfo(int state_id) { Auction.BLL.state bll = new Auction.BLL.state(); Auction.Model.state model = bll.GetModel(state_id); this.lblstate_id.Text = model.state_id.ToString(); this.txtstate_name.Text = model.state_name; }
public void btnSave_Click(object sender, EventArgs e) { string strErr = ""; if (this.txtstate_name.Text.Trim().Length == 0) { strErr += "state_name不能为空!\\n"; } if (strErr != "") { MessageBox.Show(this, strErr); return; } int state_id = int.Parse(this.lblstate_id.Text); string state_name = this.txtstate_name.Text; Auction.Model.state model = new Auction.Model.state(); model.state_id = state_id; model.state_name = state_name; Auction.BLL.state bll = new Auction.BLL.state(); bll.Update(model); Maticsoft.Common.MessageBox.ShowAndRedirect(this, "保存成功!", "list.aspx"); }
/// <summary> /// 更新一条数据 /// </summary> public bool Update(Auction.Model.state model) { StringBuilder strSql = new StringBuilder(); strSql.Append("update state set "); strSql.Append("state_name=@state_name"); strSql.Append(" where state_id=@state_id"); MySqlParameter[] parameters = { new MySqlParameter("@state_name", MySqlDbType.VarChar, 10), new MySqlParameter("@state_id", MySqlDbType.Int32, 11) }; parameters[0].Value = model.state_name; parameters[1].Value = model.state_id; 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(Auction.Model.state model) { StringBuilder strSql = new StringBuilder(); strSql.Append("insert into state("); strSql.Append("state_name)"); strSql.Append(" values ("); strSql.Append("@state_name)"); MySqlParameter[] parameters = { new MySqlParameter("@state_name", MySqlDbType.VarChar, 10) }; parameters[0].Value = model.state_name; int rows = DbHelperMySQL.ExecuteSql(strSql.ToString(), parameters); if (rows > 0) { return(true); } else { return(false); } }
/// <summary> /// 得到一个对象实体 /// </summary> public Auction.Model.state DataRowToModel(DataRow row) { Auction.Model.state model = new Auction.Model.state(); if (row != null) { if (row["state_id"] != null && row["state_id"].ToString() != "") { model.state_id = int.Parse(row["state_id"].ToString()); } if (row["state_name"] != null) { model.state_name = row["state_name"].ToString(); } } return(model); }
protected void btnSave_Click(object sender, EventArgs e) { string strErr = ""; if (this.txtstate_name.Text.Trim().Length == 0) { strErr += "state_name不能为空!\\n"; } if (strErr != "") { MessageBox.Show(this, strErr); return; } string state_name = this.txtstate_name.Text; Auction.Model.state model = new Auction.Model.state(); model.state_name = state_name; Auction.BLL.state bll = new Auction.BLL.state(); bll.Add(model); Maticsoft.Common.MessageBox.ShowAndRedirect(this, "保存成功!", "add.aspx"); }
/// <summary> /// 得到一个对象实体 /// </summary> public Auction.Model.state GetModel(int state_id) { StringBuilder strSql = new StringBuilder(); strSql.Append("select state_id,state_name from state "); strSql.Append(" where state_id=@state_id"); MySqlParameter[] parameters = { new MySqlParameter("@state_id", MySqlDbType.Int32) }; parameters[0].Value = state_id; Auction.Model.state model = new Auction.Model.state(); DataSet ds = DbHelperMySQL.Query(strSql.ToString(), parameters); if (ds.Tables[0].Rows.Count > 0) { return(DataRowToModel(ds.Tables[0].Rows[0])); } else { return(null); } }