<?xml version="1.0" encoding="utf-8"?>
<RelativeLayout xmlns:android="http://schemas.android.com/apk/res/android"android:layout_width="match_parent"android:layout_height="match_parent" ><android.support.v4.view.ViewPagerandroid:id="@+id/id_viewpager"android:layout_width="match_parent"android:layout_height="match_parent"></android.support.v4.view.ViewPager></RelativeLayout>

package com.example.deemo;import java.util.ArrayList;
import java.util.List;import android.support.v7.app.ActionBarActivity;
import android.support.v4.view.PagerAdapter;
import android.support.v4.view.ViewPager;
import android.os.Bundle;
import android.view.View;
import android.view.ViewGroup;
import android.widget.ImageView;
import android.widget.ImageView.ScaleType;public class MainActivity extends ActionBarActivity {private ViewPager mViewPager;//声明private int[] mImgIds = new int[]{R.drawable.image_1,R.drawable.image_2,R.drawable.image_3,R.drawable.image_4,R.drawable.image_5,R.drawable.image_6};//图片源private List<ImageView> mImages = new ArrayList<ImageView>();//数组适配器
    @Overrideprotected void onCreate(Bundle savedInstanceState) {super.onCreate(savedInstanceState);setContentView(R.layout.main);mViewPager = (ViewPager) findViewById(R.id.id_viewpager);//添加切换效果,3.0以上啊//mViewPager.setPageTransformer(true, arg1);//谷歌上有~官方的
        mViewPager.setAdapter(new PagerAdapter() {//内部类实现
            @Overridepublic Object instantiateItem(ViewGroup container, int position) {ImageView imageView = new ImageView(MainActivity.this);imageView.setImageResource(mImgIds[position]);imageView.setScaleType(ScaleType.CENTER_CROP);container.addView(imageView);mImages.add(imageView);return imageView;}@Overridepublic void destroyItem(ViewGroup container, int position, Object object) {container.removeView(mImages.get(position));}@Overridepublic boolean isViewFromObject(View view, Object object) {return view == object;}@Overridepublic int getCount() {//页数return mImgIds.length;}});}}