triggerPrev method
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;
}