RecyclerItemClickListener. 민철형이 어디선가 보고 덧붙인 건데 일단 나중을 위해

RecyclerItemClickListener

package me.yeojoy

import android.content.Context;
import android.support.v7.widget.RecyclerView;
import android.view.GestureDetector;
import android.view.MotionEvent;
import android.view.View;

/**
 * Created by 민철 on 10월 1일.
 */
public class RecyclerItemClickListener implements RecyclerView.OnItemTouchListener {

    public interface OnItemClickListener {
        void onItemClick(View view, int position);

        void onItemLongClick(View view, int position);

        void onDoubleTap(View view, int position);
    }

    private OnItemClickListener mListener;
    private GestureDetector mGestureDetector;

    public RecyclerItemClickListener(Context context, final RecyclerView recyclerView, OnItemClickListener listener) {
        mListener = listener;

        mGestureDetector = new GestureDetector(context, new GestureDetector.SimpleOnGestureListener() {

            @Override
            public boolean onSingleTapUp(MotionEvent e) {
                return true;
            }

            @Override
            public boolean onSingleTapConfirmed(MotionEvent e) {
                View childView = recyclerView.findChildViewUnder(e.getX(), e.getY());

                if (childView != null && mListener != null) {
                    mListener.onItemClick(childView, recyclerView.getChildAdapterPosition(childView));
                }
                return true;
            }

            @Override
            public void onLongPress(MotionEvent e) {
                View childView = recyclerView.findChildViewUnder(e.getX(), e.getY());

                if (childView != null && mListener != null) {
                    mListener.onItemLongClick(childView, recyclerView.getChildAdapterPosition(childView));
                }
            }

            @Override
            public boolean onDoubleTap(MotionEvent e) {
                View childView = recyclerView.findChildViewUnder(e.getX(), e.getY());

                if (childView != null && mListener != null) {
                    mListener.onDoubleTap(childView, recyclerView.getChildAdapterPosition(childView));
                }
                return true;
            }
        });
    }

    @Override
    public boolean onInterceptTouchEvent(RecyclerView view, MotionEvent e) {
//        View childView = view.findChildViewUnder(e.getX(), e.getY());
//
//        if (childView != null && mListener != null && mGestureDetector.onTouchEvent(e)) {
//            mListener.onItemClick(childView, view.getChildAdapterPosition(childView));
//        }
        mGestureDetector.onTouchEvent(e);
        return false;
    }

    @Override
    public void onTouchEvent(RecyclerView view, MotionEvent motionEvent) {
    }

    @Override
    public void onRequestDisallowInterceptTouchEvent(boolean disallowIntercept) {

    }
}