public ThemSinhVien(DbAccess db) : this()
{
this.DB = db;
DB.dataKhoa = DB.GetListKhoa(null);
for (int i = 0; i < DB.dataKhoa.Rows.Count; i++)
{
comboBoxKhoa.Items.Add(DB.dataKhoa.Rows[i]["Mã khoa"].ToString());
}
DB.dataLop = DB.GetListLop(null);
for (int i = 0; i < DB.dataLop.Rows.Count; i++)
{
comboBoxIDLop.Items.Add(db.dataLop.Rows[i]["Mã lớp"]);
}
}
void UpDateData()
{
db.dataLop = db.GetListLop(comboBoxKhoa.Text);
if (db.dataLop.Rows.Count > 0)
{
dataGridView1.Rows.Clear();
dataGridView1.Visible = true;
label2.Visible = true;
txtTenKhoa.Visible = true;
txtSiSo.Visible = true;
txtSiSo.Text = db.dataLop.Rows.Count.ToString();
}
for (int i = 0; i < db.dataLop.Rows.Count; i++)
{
dataGridView1.Rows.Add(i + 1, db.dataLop.Rows[i]["Mã lớp"], db.dataLop.Rows[i]["Tên lớp"], db.dataLop.Rows[i]["Sĩ số"], db.dataLop.Rows[i]["Niên khóa"]);
}
}