async void BuscarFormaPago_Tapped(object sender, EventArgs e) { //Llama al popup cuando oprime el boton de la lupa try { var popup = new PopupVarios("FORMA_PAGO"); popup.CallbackEvent += OnPopupUnitsCallback; await PopupNavigation.Instance.PushAsync(popup); } catch (Exception ex) { throw ex; } }
async void BuscarIVA(object sender, ItemTappedEventArgs e) { //Busqueda el Iva articulo o servicio if (!string.IsNullOrEmpty(txtTantoPorcierto.Text)) { try { var popup = new PopupVarios("IVA"); popup.CallbackEvent += OnPopupUnitsCallbackVarios; await PopupNavigation.Instance.PushAsync(popup); } catch (Exception ex) { await DisplayAlert("Aviso", ex.Message, "OK"); } } else { await Application.Current.MainPage.DisplayAlert("Aviso", "No hay articulo o servicio para buscar.", "OK"); } }