public void LoadData()
{
try
{
QLHS_BUS bus = new QLHS_BUS();
DataTable dt = bus.DSLop();
DataTable dt_1 = bus.LayKhoiLop();
dtgv_danhsachlop.DataSource = dt;
cb_khoi.DataSource = dt_1;
cb_khoi.DisplayMember = "MaKhoiLop";
cb_khoi.ValueMember = "MaKhoiLop";
if (dt.Rows.Count > 0)
{
dtgv_danhsachlop.Rows[0].Selected = true;
RowSelected = new QLHS_DTO();
RowSelected.MaHocSinh = dtgv_danhsachlop.SelectedRows[0].Cells["MaHocSinh"].Value.ToString();
RowSelected.HoTen = dtgv_danhsachlop.SelectedRows[0].Cells["HoTen"].Value.ToString();
RowSelected.TenKhoiLop = dtgv_danhsachlop.SelectedRows[0].Cells["TenKhoiLop"].Value.ToString();
RowSelected.TenLop = dtgv_danhsachlop.SelectedRows[0].Cells["TenLop"].Value.ToString();
RowSelected.SiSo = dtgv_danhsachlop.SelectedRows[0].Cells["SiSo"].Value.ToString();
}
}
catch (Exception ex)
{
}
}