buildContent method

Widget? buildContent(BuildContext context, LoadingMoreBase<T>? source)

Implementation

Widget? buildContent(BuildContext context, LoadingMoreBase<T>? source) {
  //from stream builder or from refresh
  if (source == null ||
      (source.isEmpty &&
          source.indicatorStatus == IndicatorStatus.fullScreenBusying)) {
    if (source == null || !source.isLoading) {
      if (autoRefresh) {
        //first load
        sourceList.refresh();
      }
    }
    Widget? widget;
    if (indicatorBuilder != null)
      widget = indicatorBuilder!(context, IndicatorStatus.fullScreenBusying);
    widget = widget ??
        IndicatorWidget(
          IndicatorStatus.fullScreenBusying,
          isSliver: isSliver,
        );

    return widget;
  }
  //empty
  else if (source.isEmpty &&
      (source.indicatorStatus == IndicatorStatus.empty ||
          source.indicatorStatus == IndicatorStatus.fullScreenError)) {
    Widget? widget1;
    if (indicatorBuilder != null)
      widget1 = indicatorBuilder!(context, sourceList.indicatorStatus);
    widget1 = widget1 ??
        IndicatorWidget(
          sourceList.indicatorStatus,
          isSliver: isSliver,
          tryAgain: source.indicatorStatus == IndicatorStatus.fullScreenError
              ? () {
                  sourceList.errorRefresh();
                }
              : null,
        );
    return widget1;
  }
  //show list
  //else if (source.length > 0) {

  // }
  return null;
}