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);
}
}
