private void sortTrackables(final TrackableComparator comparator) {
        //Settings.setTrackableComparator(comparator);
        inventoryAdapter.resortTrackables(comparator);
        //updateTrackablesList();
        invalidateOptionsMenuCompatible();
    }
Checks whether there are favorite points available and sets the corresponding visibility of
"add to favorite" checkbox.
main/src/main/java/cgeo/geocaching/log/LogCacheActivity.java