http://blog.csdn.net/sbsujjbcy/article/details/46474633

private boolean mIsRefreshing=false;
mRecyclerView.setOnTouchListener(
    new View.OnTouchListener() {
      @Override
      public boolean onTouch(View v, MotionEvent event) {
        if (mIsRefreshing) {
          return true;
        } else {
          return false;
        }
      }
    }
);
//当刷新时设置
//mIsRefreshing=true;
//刷新完毕后还原为false
//mIsRefreshing=false