private void btnLapVe_Click(object sender, EventArgs e)
{
QUANLYXEKHACHEntities db = new QUANLYXEKHACHEntities();
int maChuyen = int.Parse(cbbMaChuyenDi.SelectedItem.ToString());
tblChuyenDi chuyenDi = db.tblChuyenDis.Where(t => t.MaChuyenDi == maChuyen).SingleOrDefault();
frmThongTinVe form = new frmThongTinVe(chuyenDi, new tblPhieuDatCho());
form.Show();
}
private void btSua_Click(object sender, EventArgs e)
{
QUANLYXEKHACHEntities db = new QUANLYXEKHACHEntities();
int maPhieu = int.Parse(dtgDanhSachVe.CurrentRow.Cells["MaPhieu"].Value.ToString());
int maChuyenDi = int.Parse(dtgDanhSachVe.CurrentRow.Cells["MaChuyenDi"].Value.ToString());
tblChuyenDi chuyenDi = db.tblChuyenDis.Where(t => t.MaChuyenDi == maChuyenDi).SingleOrDefault();
tblPhieuDatCho phieu = db.tblPhieuDatChoes.Where(t => t.MaPhieu == maPhieu).SingleOrDefault();
frmThongTinVe ve = new frmThongTinVe(chuyenDi, phieu);
ve.Show();
}