previousAndNextButtonsWithScroll static method

Widget previousAndNextButtonsWithScroll(
  1. int index,
  2. int lastIndex,
  3. List tours,
  4. Config config,
  5. ScrollController? scrollController,
  6. Map gkeys,
)

Implementation

static Widget previousAndNextButtonsWithScroll(
  int index,
  int lastIndex,
  List<dynamic> tours,
  Config config,
  ScrollController? scrollController,
  Map<dynamic, dynamic> gkeys,
) {
  return Row(
    mainAxisAlignment: MainAxisAlignment.spaceBetween,
    children: [
      GestureDetector(
        onTap: index == 0
            ? null
            : () async {
                if (scrollController != null) {
                  final prevKey =
                      gkeys[tours[index - 1]["selector"].toString()];
                  await scrollToTarget(prevKey, scrollController);
                }
                TourUtil.previous();
              },
        child: Text(index == 0 ? '' : 'Previous'),
      ),
      GestureDetector(
        onTap: index == lastIndex
            ? null
            : () async {
                if (scrollController != null) {
                  final nextKey =
                      gkeys[tours[index + 1]["selector"].toString()];
                  await scrollToTarget(nextKey, scrollController);
                }
                TourUtil.next();
              },
        child: Text(index == lastIndex ? '' : 'Next'),
      ),
    ],
  );
}