/// <summary>
/// 更新一条数据
/// </summary>
public bool Update(myhouse.Model.Housetype model)
{
StringBuilder strSql = new StringBuilder();
strSql.Append("update t_housetype set ");
strSql.Append("ttype=@ttype,");
strSql.Append("tcontent=@tcontent");
strSql.Append(" where tid=@tid");
SqlParameter[] parameters =
{
new SqlParameter("@ttype", SqlDbType.Char, 20),
new SqlParameter("@tcontent", SqlDbType.VarChar, 30),
new SqlParameter("@tid", SqlDbType.Int, 4)
};
parameters[0].Value = model.ttype;
parameters[1].Value = model.tcontent;
parameters[2].Value = model.tid;
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(myhouse.Model.Housetype model)
{
StringBuilder strSql = new StringBuilder();
strSql.Append("insert into t_housetype(");
strSql.Append("ttype,tcontent)");
strSql.Append(" values (");
strSql.Append("@ttype,@tcontent)");
strSql.Append(";select @@IDENTITY");
SqlParameter[] parameters =
{
new SqlParameter("@ttype", SqlDbType.Char, 20),
new SqlParameter("@tcontent", SqlDbType.VarChar, 30)
};
parameters[0].Value = model.ttype;
parameters[1].Value = model.tcontent;
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 (!PageValidate.IsNumber(txtttype.Text))
{
strErr += "ttype格式错误！\\n";
}
if (this.txttcontent.Text.Trim().Length == 0)
{
strErr += "tcontent不能为空！\\n";
}
if (strErr != "")
{
MessageBox.Show(this, strErr);
return;
}
int ttype = int.Parse(this.txtttype.Text);
string tcontent = this.txttcontent.Text;
myhouse.Model.Housetype model = new myhouse.Model.Housetype();
model.ttype = ttype;
model.tcontent = tcontent;
myhouse.BLL.HousetypeService bll = new myhouse.BLL.HousetypeService();
bll.Add(model);
Maticsoft.Common.MessageBox.ShowAndRedirect(this, "保存成功！", "add.aspx");
}
private void ShowInfo(int tid)
{
myhouse.BLL.HousetypeService bll = new myhouse.BLL.HousetypeService();
myhouse.Model.Housetype model = bll.GetModel(tid);
this.lbltid.Text = model.tid.ToString();
this.lblttype.Text = model.ttype.ToString();
this.lbltcontent.Text = model.tcontent;
}
/// <summary>
/// 得到一个对象实体
/// </summary>
public myhouse.Model.Housetype DataRowToModel(DataRow row)
{
myhouse.Model.Housetype model = new myhouse.Model.Housetype();
if (row != null)
{
if (row["tid"] != null && row["tid"].ToString() != "")
{
model.tid = int.Parse(row["tid"].ToString());
}
if (row["ttype"] != null && row["ttype"].ToString() != "")
{
model.ttype = row["ttype"].ToString();
}
if (row["tcontent"] != null)
{
model.tcontent = row["tcontent"].ToString();
}
}
return(model);
}
/// <summary>
/// 得到一个对象实体
/// </summary>
public myhouse.Model.Housetype GetModel(int tid)
{
StringBuilder strSql = new StringBuilder();
strSql.Append("select top 1 tid,ttype,tcontent from t_housetype ");
strSql.Append(" where tid=@tid");
SqlParameter[] parameters =
{
new SqlParameter("@tid", SqlDbType.Int, 4)
};
parameters[0].Value = tid;
myhouse.Model.Housetype model = new myhouse.Model.Housetype();
DataSet ds = DbHelperSQL.Query(strSql.ToString(), parameters);
if (ds.Tables[0].Rows.Count > 0)
{
return(DataRowToModel(ds.Tables[0].Rows[0]));
}
else
{
return(null);
}
}