private void rebuildImageTitles() {
        // The title of the first image will vary depending on whether there is more than one image present.
        // Therefore we always update the first element if something does change.
        if (imageList.getItemCount() > 0) {
            imageList.notifyItemChanged(0);
        }
    }
get title for an image in the list as displayed
main/src/main/java/cgeo/geocaching/ui/ImageListFragment.java