text: /**
   * Copyright (C) 2013-2014 EaseMob Technologies. All rights reserved.
   *
   * 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.maxi.chatdemo.adapter;
  
  import android.support.v4.view.PagerAdapter;
  import android.support.v4.view.ViewPager;
  import android.view.View;
  
  import java.util.List;
  
  public class ExpressionPagerAdapter extends PagerAdapter {
  
  	private List<View> views;
  
  	public ExpressionPagerAdapter(List<View> views) {
  		this.views = views;
  	}
  
  	@Override
  	public int getCount() {
  		return views.size();
  	}
  
  	@Override
  	public boolean isViewFromObject(View arg0, Object arg1) {
  		return arg0 == arg1;
  	}
  
  	@Override
  	public Object instantiateItem(View arg0, int arg1) {
  		((ViewPager) arg0).addView(views.get(arg1));
  		return views.get(arg1);
  	}
  
  	@Override
  	public void destroyItem(View arg0, int arg1, Object arg2) {
  		((ViewPager) arg0).removeView(views.get(arg1));
  
  	}
  
  }
  