private void CarregarComboBoxServico()
{
IList <Servico> listaServicos = servicoController.List();
cbServico.ItemsSource = listaServicos;
cbServico.DisplayMemberPath = "Nome";
}
private void CarregarServicos()
{
IList <Servico> lista = controller.List();
dbGridServicos.ItemsSource = lista;
}