triggerPrev method

Future triggerPrev()

Implementation

Future triggerPrev() async {
  if (!controlling) return false;
  if (currentPresentation == null) {
    await getCurrentPresentation();
    return triggerSlide();
  }

  var wasFirstSlide = showingFirstSlide;
  if (wasFirstSlide) {
    loading = true;
    notify();
  }
  await act("presentationTriggerPrevious", responseAction: 'presentationTriggerIndex');
  // if (wasFirstSlide) {
  //   makeRequestedCurrent = true;
  //   loading = true;
  //   notify();
  //   await loadPreviousPresentation();
  // }
  return true;
}