/// <summary>
/// 更新一条数据
/// </summary>
public bool Update(YueDuLibrary.Model.ReaderType model)
{
StringBuilder strSql = new StringBuilder();
strSql.Append("update ReaderType set ");
strSql.Append("typeName=@typeName,");
strSql.Append("number=@number");
strSql.Append(" where id=@id");
SqlParameter[] parameters =
{
new SqlParameter("@typeName", SqlDbType.VarChar, 16),
new SqlParameter("@number", SqlDbType.Int, 4),
new SqlParameter("@id", SqlDbType.Int, 4)
};
parameters[0].Value = model.typeName;
parameters[1].Value = model.number;
parameters[2].Value = model.id;
int rows = DbHelperSQL.ExecuteSql(strSql.ToString(), parameters);
if (rows > 0)
{
return(true);
}
else
{
return(false);
}
}
/// <summary>
/// 增加一条数据
/// </summary>
public int Add(YueDuLibrary.Model.ReaderType model)
{
StringBuilder strSql = new StringBuilder();
strSql.Append("insert into ReaderType(");
strSql.Append("typeName,number)");
strSql.Append(" values (");
strSql.Append("@typeName,@number)");
strSql.Append(";select @@IDENTITY");
SqlParameter[] parameters =
{
new SqlParameter("@typeName", SqlDbType.VarChar, 16),
new SqlParameter("@number", SqlDbType.Int, 4)
};
parameters[0].Value = model.typeName;
parameters[1].Value = model.number;
object obj = DbHelperSQL.GetSingle(strSql.ToString(), parameters);
if (obj == null)
{
return(0);
}
else
{
return(Convert.ToInt32(obj));
}
}
protected void btnSave_Click(object sender, EventArgs e)
{
string strErr = "";
if (this.txttypeName.Text.Trim().Length == 0)
{
strErr += "typeName不能为空！\\n";
}
if (!PageValidate.IsNumber(txtnumber.Text))
{
strErr += "number格式错误！\\n";
}
if (strErr != "")
{
MessageBox.Show(this, strErr);
return;
}
string typeName = this.txttypeName.Text;
int number = int.Parse(this.txtnumber.Text);
YueDuLibrary.Model.ReaderType model = new YueDuLibrary.Model.ReaderType();
model.typeName = typeName;
model.number = number;
YueDuLibrary.BLL.ReaderType bll = new YueDuLibrary.BLL.ReaderType();
bll.Add(model);
Maticsoft.Common.MessageBox.ShowAndRedirect(this, "保存成功！", "add.aspx");
}
private void ShowInfo(int id)
{
YueDuLibrary.BLL.ReaderType bll = new YueDuLibrary.BLL.ReaderType();
YueDuLibrary.Model.ReaderType model = bll.GetModel(id);
this.lblid.Text = model.id.ToString();
this.lbltypeName.Text = model.typeName;
this.lblnumber.Text = model.number.ToString();
}
/// <summary>
/// 得到一个对象实体
/// </summary>
public YueDuLibrary.Model.ReaderType DataRowToModel(DataRow row)
{
YueDuLibrary.Model.ReaderType model = new YueDuLibrary.Model.ReaderType();
if (row != null)
{
if (row["id"] != null && row["id"].ToString() != "")
{
model.id = int.Parse(row["id"].ToString());
}
if (row["typeName"] != null)
{
model.typeName = row["typeName"].ToString();
}
if (row["number"] != null && row["number"].ToString() != "")
{
model.number = int.Parse(row["number"].ToString());
}
}
return(model);
}
/// <summary>
/// 得到一个对象实体
/// </summary>
public YueDuLibrary.Model.ReaderType GetModel(int id)
{
StringBuilder strSql = new StringBuilder();
strSql.Append("select top 1 id,typeName,number from ReaderType ");
strSql.Append(" where id=@id");
SqlParameter[] parameters =
{
new SqlParameter("@id", SqlDbType.Int, 4)
};
parameters[0].Value = id;
YueDuLibrary.Model.ReaderType model = new YueDuLibrary.Model.ReaderType();
DataSet ds = DbHelperSQL.Query(strSql.ToString(), parameters);
if (ds.Tables[0].Rows.Count > 0)
{
return(DataRowToModel(ds.Tables[0].Rows[0]));
}
else
{
return(null);
}
}