private void btnNovo_Click(object sender, System.EventArgs e)
{
var frm = new NovoContatoForm(contatosService);
frm.ShowDialog();
CarregarContatos();
}
private void EditarContato(DataGridViewCellEventArgs e)
{
int id = (int)dataGridView1.Rows[e.RowIndex].Cells[this.id.Index].Value;
var frm = new NovoContatoForm(contatosService, id);
frm.ShowDialog();
CarregarContatos();
}