UltimateRecyclerView hidetoolbar

urvHideToolbar

popularFeed.setScrollViewCallbacks(new ObservableScrollViewCallbacks() {
            @Override
            public void onScrollChanged(int scrollY, boolean firstScroll, boolean dragging) {
            }

            @Override
            public void onDownMotionEvent() {
            }

            @Override
            public void onUpOrCancelMotionEvent(ObservableScrollState observableScrollState) {
                if (observableScrollState == ObservableScrollState.DOWN) {
                    popularFeed.showToolbar((Toolbar) (getActivity().findViewById(R.id.toolbar)), popularFeed, Utils.getScreenHeight(callingContext));
                    popularFeed.showFloatingActionMenu();
                } else if (observableScrollState == ObservableScrollState.UP) {
                    popularFeed.hideToolbar((Toolbar) (getActivity().findViewById(R.id.toolbar)), popularFeed, Utils.getScreenHeight(callingContext));
                    popularFeed.hideFloatingActionMenu();
                } else if (observableScrollState == ObservableScrollState.STOP) {
                }
            }
        });