private void comboBox1_SelectedIndexChanged(object sender, EventArgs e) { if (comboBox1.SelectedIndex == 4) { DAO.FacturasDAO facturas = new EquimarFac.DAO.FacturasDAO(); dataGridView1.DataSource = facturas.devuelvenotascanceladas280616(); } if (comboBox1.SelectedIndex == 3) { DAO.FacturasDAO facturas = new EquimarFac.DAO.FacturasDAO(); dataGridView1.DataSource = facturas.devuelvefacturascanceladas(); } if ((comboBox1.SelectedIndex != 4) && (comboBox1.SelectedIndex != 3)) { actualizagrid(); } }