Tappable SurfaceView : SurfaceView « UI « Android

1. Android
2. UI
3. SurfaceView

Tappable SurfaceView

  
/***
Copyright (c) 2008-2009 CommonsWare, LLC
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.mediaportal.ampdroid.videoplayer;

import android.content.Context;
import android.view.GestureDetector;
import android.view.GestureDetector.SimpleOnGestureListener;
import android.view.MotionEvent;
import android.view.SurfaceView;
import android.util.AttributeSet;
import java.util.ArrayList;

public class TappableSurfaceView extends SurfaceView {
   private ArrayList<TapListener> listeners = new ArrayList<TapListener>();
   private GestureDetector gesture = null;

   public TappableSurfaceView(Context context, AttributeSet attrs) {
      super(context, attrs);
   }

   public TappableSurfaceView(Context context) {
      super(context);
   }

   public boolean onTouchEvent(MotionEvent event) {
      if (event.getAction() == MotionEvent.ACTION_UP) {
         gestureListener.onSingleTapUp(event);
      }

      return (true);
   }

   public void addTapListener(TapListener l) {
      listeners.add(l);
   }

   public void removeTapListener(TapListener l) {
      listeners.remove(l);
   }

   private GestureDetector.SimpleOnGestureListener gestureListener = new GestureDetector.SimpleOnGestureListener() {
      @Override
      public boolean onSingleTapUp(MotionEvent e) {
         for (TapListener l : listeners) {
            l.onTap(e);
         }

         return (true);
      }
   };

   public interface TapListener {
      void onTap(MotionEvent event);
   }
}

   
    
  

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