引导页

先上代码
package ui;

import java.util.ArrayList;

import com.example.play.R;

import android.app.Activity;
import android.content.Intent;
import android.os.Bundle;
import android.support.v4.view.PagerAdapter;
import android.support.v4.view.ViewPager;
import android.support.v4.view.ViewPager.OnPageChangeListener;
import android.view.View;
import android.view.ViewGroup;
import android.view.Window;
import android.widget.ImageView;
import android.widget.Toast;

public class Welcome extends Activity {
	@SuppressWarnings("unused")
	private final int[] images = new int[] { R.drawable.diyizhang,
			R.drawable.dierzhang, R.drawable.disanzhang, R.drawable.disizhang };
	private ImageView image;
	private ArrayList<ImageView> imageviews;
	private ViewPager vp;

	@Override
	protected void onCreate(Bundle savedInstanceState) {
		super.onCreate(savedInstanceState);
		this.requestWindowFeature(Window.FEATURE_NO_TITLE);
		setContentView(R.layout.activity_wlecome);
		// 实例化组建
		initview();
		vp.setAdapter(new GuideAdaptet());
		vp.setOnPageChangeListener(new GuideChangeListener());
	}

	private void initview() {
		vp = (ViewPager) findViewById(R.id.vp_guide);
		imageviews = new ArrayList<ImageView>();
		for (int i = 0; i < images.length; i++) {
			image = new ImageView(this);
			// 将图片添加到image组建中
			image.setBackgroundResource(images[i]);
			imageviews.add(image);
		}
	}

	/**
	 * 设置viewpager的适配器
	 * 
	 * @author Administrator
	 * 
	 */
	class GuideAdaptet extends PagerAdapter {

		@Override
		public int getCount() {
			return images.length;
		}

		@Override
		public boolean isViewFromObject(View arg0, Object arg1) {
			return arg0 == arg1;
		}

		@Override
		public Object instantiateItem(ViewGroup container, int position) {
			container.addView(imageviews.get(position));
			return imageviews.get(position);

		}

		@Override
		public void destroyItem(ViewGroup container, int position, Object object) {
			container.removeView((View) object);
		}
	}

	/**
	 * 设置viewpager的事件
	 */
	class GuideChangeListener implements OnPageChangeListener {

		@Override
		public void onPageScrollStateChanged(int arg0) {

		}

		@Override
		public void onPageScrolled(int arg0, float arg1, int arg2) {

		}

		/**
		 * 当选中的posion
		 */
		@Override
		public void onPageSelected(int arg0) {
			if (arg0 == 0) {
				Toast.makeText(Welcome.this, "wo shi di yi zhang ", 0).show();
			}
			if (arg0 == 1) {
				Toast.makeText(Welcome.this, "wo shi di er zhang ", 0).show();
			}
			if (arg0 == 2) {
				Toast.makeText(Welcome.this, "wo shi di san zhang ", 0).show();
			}
			if (arg0 == 3) {
				Toast.makeText(Welcome.this, "wo shi di si zhang ", 0).show();
				Intent intent = new Intent();
				intent.setClass(Welcome.this, Splash.class);
				startActivity(intent);
			}
		}

	}
}

布局文件
<?xml version="1.0" encoding="utf-8"?>
<LinearLayout xmlns:android="http://schemas.android.com/apk/res/android"
    android:layout_width="match_parent"
    android:layout_height="match_parent"
    android:orientation="vertical" >

    <android.support.v4.view.ViewPager
        android:id="@+id/vp_guide"
        android:layout_width="match_parent"
        android:layout_height="match_parent" />

    <ImageView
        android:id="@+id/iv"
        android:layout_width="match_parent"
        android:layout_height="match_parent" />

</LinearLayout>