//thời Gian Thi
private void Thoi_Gian_Tick(object sender, EventArgs e)
{
int a = int.Parse(lb_minute.Text);
int b = int.Parse(lb_second.Text);
b--;
if (a == 0 && b == 0)
{
Thoi_Gian.Stop();
MessageBox.Show("Hết giờ !!!", "Thông Báo", MessageBoxButtons.OK, MessageBoxIcon.Warning);
btnSubmit_Click(sender, e);
a = Thoi_gian_lam_bai;
b = 0;
lb_second.Text = b.ToString();
lb_minute.Text = a.ToString();
}
if (b == 0)
{
a--;
b = 59;
}
lb_second.Text = b.ToString();
lb_minute.Text = a.ToString();
}
private void btnStart_Pause_Click(object sender, EventArgs e)
{
if (_ma_de_thi_ == null || _ma_ky_thi_ == null)
{
frmChon_Bai_Thi.lop = hs.Lop;
frmChon_Bai_Thi._tai_khoan_ = hs.Tai_Khoan;
frmChon_Bai_Thi chon_Bai_Thi = new frmChon_Bai_Thi();
chon_Bai_Thi.ShowDialog();
}
//có Đề Thi
if (_ma_de_thi_ != null && Dem_Lan_Bam == 0)
{
//Load De
De = BUS_De_Thi.Lay_De_Thi_(_ma_de_thi_);
Thoi_gian_lam_bai = BUS_De_Thi.Thoi_Gian_Thi(_ma_de_thi_);
DS_Cau_Tra_Loi = new List <CauTraLoi>();
lbSTT_Question.Text = "Câu " + (_vi_tri_Cau_hoi_ + 1).ToString() + " / " + De.De.Count.ToString();
Dem_Lan_Bam = 1;
//set up Thoi Gian
lb_minute.Text = (Thoi_gian_lam_bai - 1).ToString();
lb_second.Text = "59";
Start_time = DateTime.Now;
Thoi_Gian.Start();
}
}
//Nộp Bài
private void btnSubmit_Click(object sender, EventArgs e)
{
Thoi_Gian.Stop();
Luu_Cau_Tra_Loi();
double So_cau_Dung = 0;
double Tong_So_cau = De.De.Count;
double Diem;
for (int i = 0; i < DS_Cau_Tra_Loi.Count; i++)
{
if (DS_Cau_Tra_Loi[i].cau_tra_loi.Replace(" ", "") == DS_Cau_Tra_Loi[i].Dap_An.Replace(" ", ""))
{
So_cau_Dung++;
}
}
Diem = (So_cau_Dung / Tong_So_cau) * 10;
Diem = Math.Round(Diem, 2);
for (int i = 0; i < De.De.Count; i++)
{
if (i > DS_Cau_Tra_Loi.Count - 1)
{
CauTraLoi cauTraLoi = new CauTraLoi();
cauTraLoi.new_Cau_Tra_Loi(i, "", De.De[i].Dap_An);
DS_Cau_Tra_Loi.Add(cauTraLoi);
}
}
frmDap_An.DS_Cau_Tra_Loi = DS_Cau_Tra_Loi;
KETQUATHI kqua = new KETQUATHI();
kqua.MaKyThi = _ma_ky_thi_;
kqua.MaDeThi = _ma_de_thi_;
kqua.TaiKhoan = hs.Tai_Khoan;
kqua.Diem = Diem;
kqua.ThoiGianBatDau = Start_time;
kqua.ThoiGianKetThuc = End_time;
if (BUS_Hoc_Sinh.Luu_Ket_Qua(kqua) == true)
{
MessageBox.Show("Đã Lưu ^_^", "Thông Báo", MessageBoxButtons.OK, MessageBoxIcon.Information);
frmKetQua.Diem = Diem;
frmKetQua frmKetQua1 = new frmKetQua();
frmKetQua1.ShowDialog();
}
else
{
MessageBox.Show("Đã Có Kết Quả Đề Này ^_^", "Thông Báo", MessageBoxButtons.OK, MessageBoxIcon.Information);
}
btnSubmit.Enabled = false;
btnNext.Enabled = false;
btnPrev.Enabled = false;
btnStart_Pause.Enabled = false;
}
