/// <summary>
/// 更新一条数据
/// </summary>
public bool Update(CJH.Model.Act_Item model)
{
StringBuilder strSql = new StringBuilder();
strSql.Append("update Act_Item set ");
strSql.Append("ItemName=@ItemName,");
strSql.Append("State=@State");
strSql.Append(" where ID=@ID");
SqlParameter[] parameters =
{
new SqlParameter("@ItemName", SqlDbType.NVarChar, 20),
new SqlParameter("@State", SqlDbType.Int, 4),
new SqlParameter("@ID", SqlDbType.Int, 4)
};
parameters[0].Value = model.ItemName;
parameters[1].Value = model.State;
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(CJH.Model.Act_Item model)
{
StringBuilder strSql = new StringBuilder();
strSql.Append("insert into Act_Item(");
strSql.Append("ItemName,State)");
strSql.Append(" values (");
strSql.Append("@ItemName,@State)");
strSql.Append(";select @@IDENTITY");
SqlParameter[] parameters =
{
new SqlParameter("@ItemName", SqlDbType.NVarChar, 20),
new SqlParameter("@State", SqlDbType.Int, 4)
};
parameters[0].Value = model.ItemName;
parameters[1].Value = model.State;
object obj = DbHelperSQL.GetSingle(strSql.ToString(), parameters);
if (obj == null)
{
return(0);
}
else
{
return(Convert.ToInt32(obj));
}
}
/// <summary>
/// 得到一个对象实体
/// </summary>
public CJH.Model.Act_Item DataRowToModel(DataRow row)
{
CJH.Model.Act_Item model = new CJH.Model.Act_Item();
if (row != null)
{
if (row["ID"] != null && row["ID"].ToString() != "")
{
model.ID = int.Parse(row["ID"].ToString());
}
if (row["ItemName"] != null)
{
model.ItemName = row["ItemName"].ToString();
}
if (row["State"] != null && row["State"].ToString() != "")
{
model.State = int.Parse(row["State"].ToString());
}
}
return(model);
}
/// <summary>
/// 得到一个对象实体
/// </summary>
public CJH.Model.Act_Item GetModel(int ID)
{
StringBuilder strSql = new StringBuilder();
strSql.Append("select top 1 ID,ItemName,State from Act_Item ");
strSql.Append(" where ID=@ID");
SqlParameter[] parameters =
{
new SqlParameter("@ID", SqlDbType.Int, 4)
};
parameters[0].Value = ID;
CJH.Model.Act_Item model = new CJH.Model.Act_Item();
DataSet ds = DbHelperSQL.Query(strSql.ToString(), parameters);
if (ds.Tables[0].Rows.Count > 0)
{
return(DataRowToModel(ds.Tables[0].Rows[0]));
}
else
{
return(null);
}
}
