private void newBtn_Click(object sender, EventArgs e)
        {
            AltaClienteForm altaCliente = new AltaClienteForm(new Cliente());

            altaCliente.Show();
            this.Dispose();
            this.Close();
        }
 private void updateBtn_Click(object sender, EventArgs e)
 {
     if (dataClientes.DataSource != null && dataClientes.SelectedRows.Count > 0)
     {
         foreach (DataGridViewRow row in dataClientes.SelectedRows)
         {
             Cliente         clienteSeleccionado = clienteMng.getClientePorId(Int32.Parse(row.Cells[0].Value.ToString()));
             AltaClienteForm editForm            = new AltaClienteForm(clienteSeleccionado);
             editForm.ShowDialog();
             this.Dispose();
             this.Close();
         }
     }
 }