import?android.view.MenuItem;
import?android.view.View;


public?class?MainActivity?extends?Activity?{

	private?List<View>viewList;
	private?ViewPager?pager;
????@Override
????protected?void?onCreate(Bundle?savedInstanceState)?{
????????super.onCreate(savedInstanceState);
????????setContentView(R.layout.main);
????????
????????viewList?=?new?ArrayList<View>();
????????
????????View?view1?=?View.inflate(this,?R.layout.view1,?null);
????????View?view2?=?View.inflate(this,?R.layout.view2,?null);
????????View?view3?=?View.inflate(this,?R.layout.view3,?null);
????????View?view4?=?View.inflate(this,?R.layout.view4,?null);
????????
????????viewList.add(view1);
????????viewList.add(view2);
????????viewList.add(view3);
????????viewList.add(view4);
????????//初始化ViewPager
????????pager?=?(ViewPager)?findViewById(R.id.pager);
????????
????????//創(chuàng)建PagerAdapter適配器
????????MyPagerAdapter?adapter?=?new?MyPagerAdapter(viewList);
????????
????????//ViewPager加載適配器
????????pager.setAdapter(adapter);????
????????}


????@Override
????public?boolean?onCreateOptionsMenu(Menu?menu)?{
????????//?Inflate?the?menu;?this?adds?items?to?the?action?bar?if?it?is?present.
????????getMenuInflater().inflate(R.menu.main,?menu);
????????return?true;
????}

????@Override
????public?boolean?onOptionsItemSelected(MenuItem?item)?{
????????//?Handle?action?bar?item?clicks?here.?The?action?bar?will
????????//?automatically?handle?clicks?on?the?Home/Up?button,?so?long
????????//?as?you?specify?a?parent?activity?in?AndroidManifest.xml.
????????int?id?=?item.getItemId();
????????if?(id?==?R.id.action_settings)?{
????????????return?true;
????????}
????????return?super.onOptionsItemSelected(item);
????}
}

package?com.example.androiddemo23;

import?java.util.List;

import?android.support.v4.view.PagerAdapter;
import?android.view.View;
import?android.view.ViewGroup;

public?class?MyPagerAdapter?extends?PagerAdapter?{

	private?List<View>viewList;
	
	public?MyPagerAdapter(List<View>viewList){
		this.viewList?=?viewList;
	}
	@Override
	public?int?getCount()?{
		//?TODO?Auto-generated?method?stub
		return?viewList.size();
	}
	
	@Override
	public?boolean?isViewFromObject(View?arg0,?Object?arg1)?{
		//?TODO?Auto-generated?method?stub
		return?arg0==arg1;
	}
	
	//實例化一個頁卡
	@Override
	public?Object?instantiateItem(ViewGroup?container,?int?position)?{
		//?TODO?Auto-generated?method?stub
		container.addView(viewList.get(position));
		return?viewList.get(position);	
	}
	
	//銷毀一個頁卡
	@Override
	public?void?destroyItem(ViewGroup?container,?int?position,?Object?object)?{
		//?TODO?Auto-generated?method?stub
		container.removeView(viewList.get(position));
	}

}

<?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/pager"
	????android:layout_width="wrap_content"
	????android:layout_height="wrap_content"
	????android:layout_gravity="center">
	????
	</android:support.v4.view.ViewPager>???
</LinearLayout>