RecyclerView 与 ViewPager横向拖拽事件冲突解决（horizontal drag conflicts between ViewPager and RecyclerView）

public abstract static class DragItemTouchHelper extends ItemTouchHelper.Callback {

        private static final String TAG = "DragItemTouchHelper";

        private DragAnswerAdapter adapter;

        public DragItemTouchHelper(DragAnswerAdapter adapter) {
            this.adapter = adapter;
        }

        @Override
        public boolean isLongPressDragEnabled() {
            return false;
        }

        @Override
        public boolean isItemViewSwipeEnabled() {
            return false;
        }

        @Override
        public float getMoveThreshold(@NonNull RecyclerView.ViewHolder viewHolder) {
            return 0.8f;
        }

        @Override
        public int getMovementFlags(@NonNull RecyclerView recyclerView, @NonNull RecyclerView.ViewHolder viewHolder) {
            if (adapter.isPosted() || !adapter.isEnabled()) {
                return 0;
            }
            return makeMovementFlags(ItemTouchHelper.UP | ItemTouchHelper.DOWN | ItemTouchHelper.LEFT | ItemTouchHelper.RIGHT, 0);
        }

        @Override
        public boolean onMove(@NonNull RecyclerView recyclerView, @NonNull RecyclerView.ViewHolder from, @NonNull RecyclerView.ViewHolder to) {
            int fromPosition = from.getAdapterPosition();   //拖动的position
            int toPosition = to.getAdapterPosition();     //释放的position            return false;
  

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