public void ReLoad()
{
DataTable dt = new DataTable();
dt = bllKhoa.getAllKhoa();
dgvKhoa.DataSource = dt;
}
public void LoadComboKhoa()
{
DataTable ds = new DataTable();
ds = bllKhoa.getAllKhoa();
cbTenKhoa.DisplayMember = "tenkhoa";
cbTenKhoa.ValueMember = "tenkhoa";
cbTenKhoa.DataSource = ds;
}
