private void button3_Click(object sender, EventArgs e)
{
string id = txtMaSV.Text.Trim();
string id1 = txtMaMH.Text.Trim();
if (MessageBox.Show(string.Format("Xóa điểm môn {0} của sinh viên có mã '{1}'?", id1, id), "", MessageBoxButtons.OKCancel) == DialogResult.OK)
{
tblKET_QUA g = new tblKET_QUA();
g.MaMon = txtMaMH.Text;
g.MaSV = txtMaSV.Text;
g.DiemTB = Convert.ToDouble(txtDiemTB.Text);
g.DiemThiLan1 = Convert.ToDouble(txtDiemThi1.Text);
g.DiemThiLan2 = Convert.ToDouble(txtdiemthi2.Text);
g.DiemTongKet = Convert.ToDouble(txtDiemTK.Text);
g.HanhKiem = cboHanhKiem.Text;
g.HocKi = Convert.ToInt32(txtHocKi.Text.ToString());
DIEMF f = new DIEMF();
f.Delete(g);
context = new HSGVDbContext();
dgrDiem.DataSource = context.tblKET_QUA.ToList();
txtMaSV.Clear();
txtMaMH.Clear();
txtHocKi.Clear();
txtDiemTK.Clear();
txtDiemThi1.Clear();
txtdiemthi2.Clear();
txtDiemTB.Clear();
cboHanhKiem.Text = "";
}
}
private void button1_Click(object sender, EventArgs e)
{
if (txtMaSV.Text.Trim() == "" || txtMaMH.Text.Trim() == "")
{
MessageBox.Show("Chưa nhập đủ thông tin", "Thông báo");
}
else
{
if (context.tblKET_QUA.Where(x => x.MaMon == txtMaMH.Text.Trim() && x.MaSV == txtMaSV.Text.Trim()).SingleOrDefault() != null)
{
MessageBox.Show("Mã sinh viên và mã môn học đã tồn tại", "Thông báo");
}
else
{
if (txtDiemTB.Text.Trim() == "")
{
txtDiemTB.Text = "-1";
}
if (txtDiemThi1.Text.Trim() == "")
{
txtDiemThi1.Text = "-1";
}
if (txtdiemthi2.Text.Trim() == "")
{
txtdiemthi2.Text = "-1";
}
if (txtDiemTK.Text.Trim() == "")
{
txtDiemTK.Text = "-1";
}
if (txtHocKi.Text.Trim() == "")
{
txtHocKi.Text = "-1";
}
tblKET_QUA g = new tblKET_QUA();
g.MaMon = txtMaMH.Text;
g.MaSV = txtMaSV.Text;
g.DiemTB = Convert.ToDouble(txtDiemTB.Text);
g.DiemThiLan1 = Convert.ToDouble(txtDiemThi1.Text);
g.DiemThiLan2 = Convert.ToDouble(txtdiemthi2.Text);
g.DiemTongKet = Convert.ToDouble(txtDiemTK.Text);
g.HanhKiem = cboHanhKiem.Text;
g.HocKi = Convert.ToInt32(txtHocKi.Text.ToString());
DIEMF f = new DIEMF();
f.Insert(g);
context = new HSGVDbContext();
dgrDiem.DataSource = context.tblKET_QUA.ToList();
txtMaSV.Clear();
txtMaMH.Clear();
txtHocKi.Clear();
txtDiemTK.Clear();
txtDiemThi1.Clear();
txtDiemTB.Clear();
cboHanhKiem.Text = "";
}
}
}
private void btnDangNhap_Click(object sender, EventArgs e)
{
context = new HSGVDbContext();
if (context.tblLOGINs.Where(x => x.TenDN == txtTenDN.Text && x.MatKhau == txtMatKhau.Text).SingleOrDefault() == null)
{
MessageBox.Show("Tài khoản không đúng", "Thông báo");
}
else
{
DialogResult = MessageBox.Show("Đăng nhập thành công", "", MessageBoxButtons.OKCancel);
this.Hide();
frmMain f = new frmMain();
f.Show();
}
}
private void btnXoa_Click(object sender, EventArgs e)
{
string id = txtMaSV.Text.Trim();
if (MessageBox.Show(string.Format("Xóa sinh viên có mã '{0}'?", id), "", MessageBoxButtons.OKCancel) == DialogResult.OK)
{
tblSINH_VIEN g = new tblSINH_VIEN();
g.MaSv = txtMaSV.Text;
SINHVIENF f = new SINHVIENF();
f.Delete(g);
context = new HSGVDbContext();
dgrDSSV.DataSource = context.tblSINH_VIEN.ToList();
}
}
private void btnSua_Click(object sender, EventArgs e)
{
string id = txtMaSV.Text.Trim();
if (MessageBox.Show(string.Format("Sửa sinh viên có mã '{0}'?", id), "", MessageBoxButtons.OKCancel) == DialogResult.OK)
{
tblSINH_VIEN g = new tblSINH_VIEN();
g.MaSv = txtMaSV.Text;
g.HoTen = txtHoTen.Text;
g.NgaySinh = dateNgaysinh.Text;
g.DiaChi = txtDiaChi.Text;
g.GioiTinh = cboGioiTinh.Text;
g.MaLop = cboMalop.Text;
SINHVIENF f = new SINHVIENF();
f.Update(g);
context = new HSGVDbContext();
dgrDSSV.DataSource = context.tblSINH_VIEN.ToList();
}
}
private void button3_Click(object sender, EventArgs e)
{
string id = txtMaLop.Text.Trim();
if (MessageBox.Show(string.Format("Xóa lớp có mã '{0}'?", id), "", MessageBoxButtons.OKCancel) == DialogResult.OK)
{
tblLOP g = new tblLOP();
g.MaLop = txtMaLop.Text;
g.MaKhoa = cboKhoa.Text;
g.TenLop = txtTenlop.Text;
var result = new LOPF().Delete(g);
context = new HSGVDbContext();
dgrLop.DataSource = context.tblLOPs.ToList();
txtMaLop.Clear();
txtTenlop.Clear();
cboKhoa.Text = "";
}
}
private void frmLop_Load(object sender, EventArgs e)
{
context = new HSGVDbContext();
dgrLop.DataSource = context.tblLOPs.ToList();
loadkhoa();
}
private void frmKhoa_Load(object sender, EventArgs e)
{
context = new HSGVDbContext();
dgrKhoa.DataSource = context.tblKHOAs.ToList();
}
public MONHOCF()
{
context = new HSGVDbContext();
}
public KHOAF()
{
context = new HSGVDbContext();
}
private void frmMonhoc_Load(object sender, EventArgs e)
{
context = new HSGVDbContext();
dgrMON.DataSource = context.tblMONs.ToList();
loadkhoa();
}
public GIANGVIENF()
{
context = new HSGVDbContext();
}
public SINHVIENF()
{
context = new HSGVDbContext();
}
private void frmQLSV_Load(object sender, EventArgs e)
{
dgrDSSV.DataSource = context.tblSINH_VIEN.ToList();
context = new HSGVDbContext();
loadMaLop();
}
public frmQLSV()
{
InitializeComponent();
context = new HSGVDbContext();
}
private void frmGiangVien_Load(object sender, EventArgs e)
{
context = new HSGVDbContext();
dgrDSGV.DataSource = context.tblGIANG_VIEN.ToList();
txtMaGV.Enabled = false;
}
private void frmQLDiem_Load(object sender, EventArgs e)
{
context = new HSGVDbContext();
dgrDiem.DataSource = context.tblKET_QUA.ToList();
}
public DIEMF()
{
context = new HSGVDbContext();
}
public LOPF()
{
context = new HSGVDbContext();
}
