private void ShowInfo(string category)
{
UFB.BLL.CategoryManager bll = new UFB.BLL.CategoryManager();
UFB.Model.Category model = bll.GetModel(category);
this.lblcategory.Text = model.category;
this.lbltime.Text = model.time.ToString();
}
public void btnSave_Click(object sender, EventArgs e)
{
string strErr = "";
if (!PageValidate.IsDateTime(txttime.Text))
{
strErr += "time格式错误！\\n";
}
if (strErr != "")
{
MessageBox.Show(this, strErr);
return;
}
string category = this.lblcategory.Text;
DateTime time = DateTime.Parse(this.txttime.Text);
UFB.Model.Category model = new UFB.Model.Category();
model.category = category;
model.time = time;
UFB.BLL.CategoryManager bll = new UFB.BLL.CategoryManager();
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(UFB.Model.Category model)
{
StringBuilder strSql = new StringBuilder();
strSql.Append("update Category set ");
strSql.Append("time=@time");
strSql.Append(" where category=@category ");
SqlParameter[] parameters =
{
new SqlParameter("@time", SqlDbType.SmallDateTime),
new SqlParameter("@category", SqlDbType.VarChar, 64)
};
parameters[0].Value = model.time;
parameters[1].Value = model.category;
int rows = DbHelperSQL.ExecuteSql(strSql.ToString(), parameters);
if (rows > 0)
{
return(true);
}
else
{
return(false);
}
}
/// <summary>
/// 增加一条数据
/// </summary>
public bool Add(UFB.Model.Category model)
{
StringBuilder strSql = new StringBuilder();
strSql.Append("insert into Category(");
strSql.Append("category,time)");
strSql.Append(" values (");
strSql.Append("@category,@time)");
SqlParameter[] parameters =
{
new SqlParameter("@category", SqlDbType.VarChar, 64),
new SqlParameter("@time", SqlDbType.SmallDateTime)
};
parameters[0].Value = model.category;
parameters[1].Value = model.time;
int rows = DbHelperSQL.ExecuteSql(strSql.ToString(), parameters);
if (rows > 0)
{
return(true);
}
else
{
return(false);
}
}
/// <summary>
/// 得到一个对象实体
/// </summary>
public UFB.Model.Category DataRowToModel(DataRow row)
{
UFB.Model.Category model = new UFB.Model.Category();
if (row != null)
{
if (row["category"] != null)
{
model.category = row["category"].ToString();
}
if (row["time"] != null && row["time"].ToString() != "")
{
model.time = DateTime.Parse(row["time"].ToString());
}
}
return(model);
}
/// <summary>
/// 得到一个对象实体
/// </summary>
public UFB.Model.Category GetModel(string category)
{
StringBuilder strSql = new StringBuilder();
strSql.Append("select top 1 category,time from Category ");
strSql.Append(" where category=@category ");
SqlParameter[] parameters =
{
new SqlParameter("@category", SqlDbType.VarChar, 64)
};
parameters[0].Value = category;
UFB.Model.Category model = new UFB.Model.Category();
DataSet ds = DbHelperSQL.Query(strSql.ToString(), parameters);
if (ds.Tables[0].Rows.Count > 0)
{
return(DataRowToModel(ds.Tables[0].Rows[0]));
}
else
{
return(null);
}
}
