DoubleTapSeekBar with SimpleOnGestureListener

DoubleTapSeekBar.java

package com.sigmadelta.verticaldoubletapseekbar;

import android.content.Context;
import android.support.v4.view.GestureDetectorCompat;
import android.util.AttributeSet;
import android.util.Log;
import android.view.GestureDetector;
import android.view.MotionEvent;
import android.widget.SeekBar;


public class DoubleTapSeekBar extends SeekBar {

    private GestureDetectorCompat _detector;

    public DoubleTapSeekBar(Context context) {
        super(context);
        _detector = new GestureDetectorCompat(context, new DoubleTapGestureListener());
    }

    public DoubleTapSeekBar(Context context, AttributeSet attrs) {
        super(context, attrs);
        _detector = new GestureDetectorCompat(context, new DoubleTapGestureListener());
    }

    public DoubleTapSeekBar(Context context, AttributeSet attrs, int defStyleAttr) {
        super(context, attrs, defStyleAttr);
        _detector = new GestureDetectorCompat(context, new DoubleTapGestureListener());
    }

    public DoubleTapSeekBar(Context context, AttributeSet attrs, int defStyleAttr, int defStyleRes) {
        super(context, attrs, defStyleAttr, defStyleRes);
        _detector = new GestureDetectorCompat(context, new DoubleTapGestureListener());
    }

    @Override
    public boolean onTouchEvent(MotionEvent e) {
        _detector.onTouchEvent(e);
        return super.onTouchEvent(e);
    }

    private class DoubleTapGestureListener extends
            GestureDetector.SimpleOnGestureListener {
        @Override
        public boolean onDoubleTap(MotionEvent event) {
            Log.d("DoubleTapSeekBar", "Reset to 0dB!");
            return true;
        }
    }
}