1 問題

在RecycleView里面實現指定位置的拖動效果，（這里是實現線性布局的，不是網格布局的）

    @Overridepublic boolean onMove(RecyclerView recyclerView, RecyclerView.ViewHolder viewHolder, RecyclerView.ViewHolder target) {Log.i(TAG, "onMove viewHolder.getAdapterPosition() is:" + viewHolder.getAdapterPosition());int itemViewType = viewHolder.getAdapterPosition();Log.i(TAG, "onMove---------------------------------itemViewType is:" + itemViewType);
//        if (itemViewType == 0 || itemViewType == 1 || itemViewType == 16) {
//            Log.i(TAG, "onMove---------------------------------itemViewType is:" + itemViewType);
//            return false;
//        }int fromPosition = viewHolder.getAdapterPosition();//得到拖動ViewHolder的positionint toPosition = target.getAdapterPosition();//得到目標ViewHolder的positionLog.i(TAG, "onMove---------