public int getRemoveMode() {
        return mRemoveMode;
    }
One of {@link CLICK_REMOVE}, {@link FLING_RIGHT_REMOVE},
{@link FLING_LEFT_REMOVE},
{@link SLIDE_RIGHT_REMOVE}, or {@link SLIDE_LEFT_REMOVE}.
third_party/DragSortListView/src/com/mobeta/android/dslv/DragSortController.java