public Dictionary <int, string> CanGapS()
{
Dictionary <int, string> dict = new Dictionary <int, string>();
foreach (CanGap cp in CanGap.DocTatCa())
{
dict.Add(cp.ID, cp.Ten);
}
return(dict);
}
public List <CanGap> ThanhPhamS()
{
return(CanGap.DocTatCa());
}