public List <BEL_LOAINUOC> Lay_loai_nuoc()
{
List <BEL_LOAINUOC> list = new List <BEL_LOAINUOC>();
if (ConnectionState.Closed == Getcon().State)
{
Getcon().Open();
}
string query = "select * from FoodCategory";
SqlCommand cmd = new SqlCommand(query, Getcon());
try
{
SqlDataReader rd = cmd.ExecuteReader();
dt.Load(rd);
foreach (DataRow item in dt.Rows)
{
BEL_LOAINUOC loai = new BEL_LOAINUOC(item);
list.Add(loai);
}
}
catch (Exception err)
{
throw;
}
return(list);
}
private void cboDanhMucMonAn_SelectedIndexChanged(object sender, EventArgs e)
{
int id = 0;
ComboBox cb = sender as ComboBox;
if (cb.SelectedItem == null)
{
return;
}
BEL_LOAINUOC select = cb.SelectedItem as BEL_LOAINUOC;
id = select.Maloainuoc;
load_Food(id);
}
