private void modificaToolStripMenuItem_Click(object sender, EventArgs e)
        {
            Persona toModify         = _rubrica.GetById(int.Parse(_rubricaListView.SelectedItems[0].SubItems[0].Text));
            InserisciPersonaForm ifa = new InserisciPersonaForm(this, toModify);

            ifa.Show();
        }
        private void _inserisciPersonaButton_Click(object sender, EventArgs e)
        {
            InserisciPersonaForm ifa = new InserisciPersonaForm(this);

            ifa.Show();
        }