content: /*******************************************************************************
   * Copyright 2011, 2012 Chris Banes.
   *
   * 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.handmark.pulltorefresh.extras.viewpager;
  
  import android.content.Context;
  import android.support.v4.view.PagerAdapter;
  import android.support.v4.view.ViewPager;
  import android.util.AttributeSet;
  
  import com.handmark.pulltorefresh.library.PullToRefreshBase;
  
  public class PullToRefreshHackyViewPager extends PullToRefreshBase<HackyViewPager> {
  
  	public PullToRefreshHackyViewPager(Context context) {
  		super(context);
  	}
  
  	public PullToRefreshHackyViewPager(Context context, AttributeSet attrs) {
  		super(context, attrs);
  	}
  
  	@Override
  	public final Orientation getPullToRefreshScrollDirection() {
  		return Orientation.HORIZONTAL;
  	}
  
  	@Override
  	protected HackyViewPager createRefreshableView(Context context, AttributeSet attrs) {
  		HackyViewPager viewPager = new HackyViewPager(context, attrs);
  		viewPager.setId(R.id.viewpager);
  		return viewPager;
  	}
  
  	@Override
  	protected boolean isReadyForPullStart() {
  		HackyViewPager refreshableView = getRefreshableView();
  
  		PagerAdapter adapter = refreshableView.getAdapter();
  		if (null != adapter) {
  			return refreshableView.getCurrentItem() == 0;
  		}
  
  		return false;
  	}
  
  	@Override
  	protected boolean isReadyForPullEnd() {
  		HackyViewPager refreshableView = getRefreshableView();
  
  		PagerAdapter adapter = refreshableView.getAdapter();
  		if (null != adapter) {
  			return refreshableView.getCurrentItem() == adapter.getCount() - 1;
  		}
  
  		return false;
  	}
  }
  