public void SuaDonvi(Donvi dv)
{
Donvi l = ql.Donvis.SingleOrDefault(t => t.Stt == dv.Stt);
l.Madonvi = dv.Madonvi;
l.Ten = dv.Ten;
l.SttLoai = dv.SttLoai;
l.Diachi = dv.Diachi;
l.Dienthoai = dv.Dienthoai;
l.Namthanhlap = dv.Namthanhlap;
l.Chucnang = dv.Chucnang;
ql.Entry(l).State = System.Data.Entity.EntityState.Modified;
ql.SaveChanges();
}
public void ThemDonvi(Donvi dv)
{
ql.Donvis.Add(dv);
ql.SaveChanges();
}