Android ActionBar Tabs - ViewPager - Multiple Fragments in one Tab

view_pager_tabs_fragment

...
	@Override
	protected void onCreate(Bundle savedInstanceState) {
		super.onCreate(savedInstanceState);
		viewPager = new ViewPager(this);
		viewPager.setId(R.id.pager);
		setContentView(viewPager);
		ActionBar bar = getSupportActionBar();
		bar.setNavigationMode(ActionBar.NAVIGATION_MODE_TABS);
		tabsAdapter = new TabsAdapter(this, viewPager);
		tabsAdapter.addTab(bar.newTab().setText("Tab One"), TabOneFragment.class, null);
		tabsAdapter.addTab(bar.newTab().setText("Tab Two"), TabTwoFragment.class, null);
	}

...

	public static class TabsAdapter extends FragmentPagerAdapter implements ActionBar.TabListener, ViewPager.OnPageChangeListener{
		private final Context context;
		private final ActionBar actionBar;
		private final ViewPager viewPager;
		private final ArrayList<TabInfo> tabs = new ArrayList<TabInfo>();

		static final class TabInfo
		{
			private final Class<?> clss;
			private final Bundle args;
		
			TabInfo(Class<?> _class, Bundle _args)
			{
				clss = _class;
				args = _args;
			}
		}
	
		public TabsAdapter(SherlockFragmentActivity activity, ViewPager pager){
			super(activity.getSupportFragmentManager());
			context = activity;
			actionBar = activity.getSupportActionBar();
			viewPager = pager;
			viewPager.setAdapter(this);
			viewPager.setOnPageChangeListener(this);
		}
	
		public void addTab(ActionBar.Tab tab, Class<?> clss, Bundle args){
			TabInfo info = new TabInfo(clss, args);
			tab.setTag(info);
			tab.setTabListener(this);
			tabs.add(info);
			actionBar.addTab(tab);
			notifyDataSetChanged();
		}
	
		@Override
		public int getCount(){
			return tabs.size();
		}
	
		@Override
		public Fragment getItem(int position){
			TabInfo info = tabs.get(position);
			return Fragment.instantiate(context, info.clss.getName(),
					info.args);
		}
	
		public void onPageScrolled(int position, float positionOffset,int positionOffsetPixels){
		}
	
		public void onPageSelected(int position){
			actionBar.setSelectedNavigationItem(position);
		}
	
		public void onPageScrollStateChanged(int state){
		}
	
		public void onTabSelected(Tab tab, FragmentTransaction ft){
			Object tag = tab.getTag();
			for (int i = 0; i < tabs.size(); i++)
			{
				if (tabs.get(i) == tag)
				{
					viewPager.setCurrentItem(i);
				}
			}
		}
	
		public void onTabUnselected(Tab tab, FragmentTransaction ft){
		}
	
		public void onTabReselected(Tab tab, FragmentTransaction ft){
		}
	}