private void btnThemKhoiLop_Click(object sender, EventArgs e)
{
ThemSuaKhoiLop fThemSuaKhoiLop = new ThemSuaKhoiLop();
fThemSuaKhoiLop.ShowDialog();
LoadDSKL_TheoNH();
}
private void btnSua_Click(object sender, EventArgs e)
{
string maKhoiLop = tbMaKL_DSKL.Text;
string tenKhoiLop = tbTenKL_DSKL.Text;
string phongBan = tbBan_DSKL.Text;
string namHoc = cbNH_DSKL.Text;
ThemSuaKhoiLop fThemSuaKhoiLop = new ThemSuaKhoiLop(maKhoiLop, tenKhoiLop, phongBan, namHoc);
fThemSuaKhoiLop.ShowDialog();
}
