<span style="font-size:16px;">/***
     * init view
     */
    void InItView() {
        pageViews = new ArrayList<View>();
        View view01 = getLocalActivityManager().startActivity("activity01",
                new Intent(this, MainActivity1.class)).getDecorView();
        View view02 = getLocalActivityManager().startActivity("activity02",
                new Intent(this, MainActivity2.class)).getDecorView();
        View view03 = getLocalActivityManager().startActivity("activity02",
                new Intent(this, MainActivity3.class)).getDecorView();
        View view04 = getLocalActivityManager().startActivity("activity03",
                new Intent(this, MainActivity4.class)).getDecorView();
        View view05 = getLocalActivityManager().startActivity("activity04",
                new Intent(this, MainActivity5.class)).getDecorView();
        View view06 = getLocalActivityManager().startActivity("activity05",
                new Intent(this, MainActivity6.class)).getDecorView();
        pageViews.add(view01);
        pageViews.add(view02);
        pageViews.add(view03);
        pageViews.add(view04);
        pageViews.add(view05);
        pageViews.add(view06);
    }</span>

<span style="font-size:16px;"> /***
     * init title
     */
    void InItTitle() {
        int width = getWindowManager().getDefaultDisplay().getWidth() / 5;
        for (int i = 0; i < title.length; i++) {
            RadioButton radioButton = new RadioButton(this, null,
                    R.style.radioButton);
            radioButton.setText(title[i]);
            radioButton.setTextSize(17);
            radioButton.setTextColor(com.jj.viewpager.R.color.black);
            radioButton.setWidth(width);
            radioButton.setHeight(height);
            radioButton.setGravity(Gravity.CENTER);
            radioGroup.addView(radioButton);
        }
    }</span>

<span style="font-size:16px;"> /***
     * init title
     */
    void InItTitle1() {
        textViews = new ArrayList<TextView>();
        int width = getWindowManager().getDefaultDisplay().getWidth() / 5;
        int height = 70;
        for (int i = 0; i < title.length; i++) {
            TextView textView = new TextView(this);
            textView.setText(title[i]);
            textView.setTextSize(17);
            textView.setTextColor(com.jj.viewpager.R.color.black);
            textView.setWidth(width);
            textView.setHeight(height - 30);
            textView.setGravity(Gravity.CENTER);
            textView.setId(i);
            textView.setOnClickListener(this);
            textViews.add(textView);
            // 分割线
            View view = new View(this);
            LinearLayout.LayoutParams layoutParams = new LayoutParams(
                    LayoutParams.WRAP_CONTENT, LayoutParams.WRAP_CONTENT);
            layoutParams.width = 1;
            layoutParams.height = height - 40;
            layoutParams.gravity = Gravity.CENTER;
            view.setLayoutParams(layoutParams);
            view.setBackgroundColor(com.jj.viewpager.R.color.gray);
            linearLayout.addView(textView);
            if (i != title.length - 1) {
                linearLayout.addView(view);
            }

}
    }</span>

<span style="font-size:16px;">/***
     * 选中效果
     */
    public void setSelector(int id) {
        for (int i = 0; i < title.length; i++) {
            if (id == i) {
                Bitmap bitmap = BitmapFactory.decodeResource(getResources(),
                        R.drawable.grouplist_item_bg_normal);
                textViews.get(id).setBackgroundDrawable(
                        new BitmapDrawable(bitmap));
                textViews.get(id).setTextColor(Color.RED);
                viewPager.setCurrentItem(i);
            }

else {
                textViews.get(i).setBackgroundDrawable(new BitmapDrawable());
                textViews.get(i).setTextColor(com.jj.viewpager.R.color.black);
            }
        }
    }

@Override
    public void onCreate(Bundle savedInstanceState) {
        super.onCreate(savedInstanceState);
        setContentView(R.layout.main);
        linearLayout = (LinearLayout) findViewById(R.id.ll_main);
        viewPager = (ViewPager) findViewById(R.id.pager);
        horizontalScrollView = (HorizontalScrollView) findViewById(R.id.horizontalScrollView);
        InItTitle1();
        setSelector(0);
        InItView();
        viewPager.setAdapter(new myPagerView());
        viewPager.clearAnimation();
        viewPager.setOnPageChangeListener(new OnPageChangeListener() {

@Override
            public void onPageSelected(int arg0) {
                setSelector(arg0);
            }

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

}

@Override
            public void onPageScrollStateChanged(int arg0) {

}
        });
    }

@Override
    public void onClick(View v) {
        setSelector(v.getId());
    }

class myPagerView extends PagerAdapter {
        // 显示数目
        @Override
        public int getCount() {
            return pageViews.size();
        }

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

@Override
        public int getItemPosition(Object object) {
            // TODO Auto-generated method stub
            return super.getItemPosition(object);
        }

@Override
        public void destroyItem(View arg0, int arg1, Object arg2) {
            // TODO Auto-generated method stub
            ((ViewPager) arg0).removeView(pageViews.get(arg1));
        }

/***
         * 获取每一个item， 类于listview中的getview
         */
        @Override
        public Object instantiateItem(View arg0, int arg1) {
            ((ViewPager) arg0).addView(pageViews.get(arg1));
            return pageViews.get(arg1);
        }

}</span>