private void btnXem_Click(object sender, EventArgs e)
{
QuanLyLopBUL cls = new QuanLyLopBUL();
Lop x = new Lop();
x.MaLop = txtMaLop.Text;
dgvLop.DataSource = cls.Xem(x);
if (txtMaLop.Text == "")
{
QuanLyLop_Load(sender, e);
}
}
private void btnXoa_Click(object sender, EventArgs e)
{
QuanLyLopBUL cls = new QuanLyLopBUL();
Lop x = new Lop();
x.MaLop = txtMaLop.Text;
DialogResult dlr = MessageBox.Show("Bạn có muốn Xóa không?", "Xóa", MessageBoxButtons.YesNo, MessageBoxIcon.Question);
if (dlr == DialogResult.Yes)
{
cls.Xoa(x);
}
QuanLyLop_Load(sender, e);
}
private void btnSua_Click(object sender, EventArgs e)
{
QuanLyLopBUL cls = new QuanLyLopBUL();
Lop x = new Lop();
x.MaLop = txtMaLop.Text;
x.TenLop = txtTenLop.Text;
x.NienKhoa = txtNienKhoa.Text;
x.SiSo = int.Parse(txtSiSo.Text);
x.GiaoVienChuNhiem = cboGVCN.SelectedValue.ToString();
DialogResult dlr = MessageBox.Show("Bạn có muốn Sửa không?", "Sửa", MessageBoxButtons.OKCancel, MessageBoxIcon.Question);
if (dlr == DialogResult.OK)
{
cls.Sua(x);
}
QuanLyLop_Load(sender, e);
}
private void QuanLyLop_Load(object sender, EventArgs e)
{
QuanLyLopBUL cls = new QuanLyLopBUL();
dgvLop.DataSource = cls.HienThi();
DataTable dt = new DataTable();
dt.Columns.Add("magvcn", typeof(string));
dt.Columns.Add("tengvcn", typeof(string));
dt.Rows.Add("GV0001", "Nguyen Van An");
dt.Rows.Add("GV0002", "Nguyen Duc Anh");
dt.Rows.Add("GV0003", "Nguyen Van Canh");
cboGVCN.DataSource = dt;
cboGVCN.DisplayMember = "tengvcn";
cboGVCN.ValueMember = "magvcn";
dgvLop.AutoSizeColumnsMode = DataGridViewAutoSizeColumnsMode.Fill;
}
