OverlayFragment.java 文件源码

private Row getRelatedItems() {
    ArrayObjectAdapter listRowAdapter = new ArrayObjectAdapter(new CardPresenter());
    final Set<Long> related = mSelectedEvent.getMetadata().getRelated().keySet();
    mDisposables.add(((LeanbackBaseActivity) getActivity()).getApiServiceObservable()
            .observeOn(AndroidSchedulers.mainThread())
            .subscribe(
                    mediaApiService -> {
                        for (long id : related) {
                            mDisposables.add(mediaApiService.getEvent(id)
                                    .observeOn(AndroidSchedulers.mainThread())
                                    .subscribe(event -> listRowAdapter.add(event)));
                        }
                        listRowAdapter.notifyArrayItemRangeChanged(0, listRowAdapter.size());
                    }
            )
    );
    HeaderItem header = new HeaderItem(0, getString(R.string.related_talks));
    return new ListRow(header, listRowAdapter);
}