private void BuscarCalleRegCliente()
    {
        lsbxCallesRegCliente.Items.Clear();
        MySqlConnection conex = ConexionBD.conexionDevuelve();
        conex.Open();
        string query = "Select nomCalle from calles where nomCalle like'%" + txtNomCalleRegCliente.Text + "%'";
        using (MySqlCommand com = new MySqlCommand(query, conex))
        {
            using (MySqlDataReader red = com.ExecuteReader())
            {
                while (red.Read())
                {
                    lsbxCallesRegCliente.Items.Add(red[0].ToString());
                }
                red.Close();
            }
        }
    }