private void ButtonAdd_Click(object sender, RoutedEventArgs e)
        {
            BilateralDialog bilateralDialog = new BilateralDialog()
            {
                Title = "Adicionar Acordo"
            };

            if (bilateralDialog.ShowDialog() == true)
            {
                protocols.Add(DbContextHelper.AddBilateral(_db, bilateralDialog.BilateralProtocol));
                bilateralGrd.SelectedIndex = bilateralGrd.Items.Count - 1;
            }
        }
        private void ButtonEdit_Click(object sender, RoutedEventArgs e)
        {
            BilateralProtocol bilateralProtocolEdit = bilateralGrd.SelectedItem as BilateralProtocol;

            if (bilateralProtocolEdit == null)
            {
                return;
            }
            BilateralDialog bilateralDialog = new BilateralDialog(new BilateralProtocol(bilateralProtocolEdit))
            {
                Title = "Editar Acordo"
            };

            if (bilateralDialog.ShowDialog() == true)
            {
                DbContextHelper.EditBilateral(_db, bilateralDialog.BilateralProtocol);
                bilateralGrd.Items.Refresh();
            }
        }