AerolineaFrba.Abm_Ruta.Baja.cboCamposFiltro2_SelectedIndexChanged C# (CSharp) Method

        private void cboCamposFiltro2_SelectedIndexChanged(object sender, EventArgs e)
        {
            if (Validacion.estaSeleccionado(cboCamposFiltro2))
            {
                txtFiltro2.Enabled = true;
                button4.Enabled = true;
            }
        }