Gestures.java

/*
 * Copyright 2012 Kevin Sawicki <kevinsawicki@gmail.com>
 *
 * Licensed under the Apache License, Version 2.0 (the "License");
 * you may not use this file except in compliance with the License.
 * You may obtain a copy of the License at
 *
 *  http://www.apache.org/licenses/LICENSE-2.0
 *
 * Unless required by applicable law or agreed to in writing, software
 * distributed under the License is distributed on an "AS IS" BASIS,
 * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
 * See the License for the specific language governing permissions and
 * limitations under the License.
 */
package com.github.kevinsawicki.wishlist;

import android.view.GestureDetector;
import android.view.GestureDetector.OnDoubleTapListener;
import android.view.GestureDetector.SimpleOnGestureListener;
import android.view.MotionEvent;
import android.view.View;
import android.view.View.OnTouchListener;

/**
 * Helpers for gestures
 */
public class Gestures {

  /**
   * Register listener on double-tap gesture for view
   *
   * @param view
   * @param listener
   * @return view
   */
  public static View onDoubleTap(final View view,
      final OnDoubleTapListener listener) {
    final GestureDetector detector = new GestureDetector(view.getContext(),
        new SimpleOnGestureListener());
    detector.setOnDoubleTapListener(listener);
    view.setOnTouchListener(new OnTouchListener() {

      @Override
      public boolean onTouch(View v, MotionEvent event) {
        return detector.onTouchEvent(event);
      }
    });

    return view;
  }
}