(ActionBar) Onglets + Pager + de détails Fragments à l'intérieur ViewPager conteneur

 <LinearLayout
        android:id="@+id/linearLayout"
        android:layout_width="match_parent"
        android:layout_height="match_parent"
        android:orientation="horizontal" >

        <android.support.v4.view.ViewPager
            android:id="@+id/pager"
            android:layout_width="0dip"
            android:layout_height="match_parent"
            android:layout_weight="5" />

        <FrameLayout
            android:id="@+id/fragment_details"
            android:layout_width="0px"
            android:layout_height="match_parent"
            android:layout_weight="4.3" />
    </LinearLayout>

public class MainActivity extends FragmentActivity implements
DialogInterface.OnDismissListener, TabDataResponder {
/** Called when the activity is first created. */
@Override
public void onCreate(Bundle savedInstanceState) {
super.onCreate(savedInstanceState);
setContentView(R.layout.main);
getSupportActionBar().setNavigationMode(ActionBar.NAVIGATION_MODE_TABS);
artistTab = getSupportActionBar().newTab().setText(
R.string.tab_name_artist);
albumTab = getSupportActionBar().newTab().setText(
R.string.tab_name_album);
songTab = getSupportActionBar().newTab().setText(
R.string.tab_name_songs);
map = new HashMap<String, Integer>();
mViewPager = (ViewPager) findViewById(R.id.pager);
FrameLayout deatil = (FrameLayout) findViewById(R.id.fragment_details);
mDualPane = (deatil != null) && (deatil.getVisibility() == View.VISIBLE);
mTabsAdapter = new TabsAdapter(this, getSupportActionBar(), mViewPager);
if (savedInstanceState != null) {
flag = true;
index = savedInstanceState.getInt("index");
}
setUpTabView();
}
@Override
protected void onSaveInstanceState(Bundle outState) {
super.onSaveInstanceState(outState);
outState.putInt("index", getSupportActionBar()
.getSelectedNavigationIndex());
}
private void setUpTabView() {
mTabsAdapter.addTab(artistTab, ArtistFragment.class, null);
mTabsAdapter.addTab(albumTab, AlbumFragment.class, null);
mTabsAdapter.addTab(songTab, SongFragment.class, null);
getSupportActionBar().setSelectedNavigationItem(index);
}
public static class TabsAdapter extends FragmentPagerAdapter implements
ViewPager.OnPageChangeListener, ActionBar.TabListener {
private FragmentActivity mContext;
private ActionBar mActionBar;
private final ViewPager mViewPager;
private final ArrayList<String> mTabs = new ArrayList<String>();
private TabDataResponder responder;
public TabsAdapter(FragmentActivity activity, ActionBar actionBar,
ViewPager pager) {
super(activity.getSupportFragmentManager());
mContext = activity;
mActionBar = actionBar;
mViewPager = pager;
//TabDataResponder is an interface which is implemented in MainActivity
//You can find implementation @ the last
responder = (TabDataResponder) activity;
mViewPager.setAdapter(this);
mViewPager.setOnPageChangeListener(this);
//I have used map to save state of the fragment
map.put(SongFragment.TYPE_FRAGMENT.trim(), 0);
map.put(AlbumFragment.TYPE_FRAGMENT.trim(), 0);
map.put(ArtistFragment.TYPE_FRAGMENT.trim(), 0);
}
public void addTab(ActionBar.Tab tab, Class<?> clss, Bundle args) {
mTabs.add(clss.getName());
//mArgs.add(args);
mActionBar.addTab(tab.setTabListener(this));
notifyDataSetChanged();
}
@Override
public int getCount() {
return mTabs.size();
}
@Override
public Fragment getItem(int position) {
return Fragment
.instantiate(mContext, mTabs.get(position), /*
* mArgs.get(
* position)
*/null);
}
@Override
public void onPageScrolled(int position, float positionOffset,
int positionOffsetPixels) {
}
@Override
public void onPageSelected(int position) {
Log.i(TAG, "PageSelected....");
mActionBar.setSelectedNavigationItem(position);
}
@Override
public void onPageScrollStateChanged(int state) {
Log.i(TAG, "ScrollSateChanged....");
}
@Override
public void onTabReselected(Tab tab, FragmentTransaction ft) {
}
@Override
public void onTabSelected(Tab tab, FragmentTransaction ft) {
mViewPager.setCurrentItem(tab.getPosition());
String a = null;
if (mDualPane) {
a = mTabs.get(tab.getPosition());
responder.loadData(a, map.get(a));
}
}
@Override
public void onTabUnselected(Tab tab, FragmentTransaction ft) {
Log.i(TAG, "Tab is released now....");
}
}
@Override
public void onDismiss(DialogInterface dialog) {
setUpTabView();
}
//This interface must be call from fragment class 
//@ the time of event you want to show detail 
//pass the class name in the type argument using class.getName() method
@Override
public void loadData(String type, int index) {
DetailFragment viewer = (DetailFragment) getSupportFragmentManager()
.findFragmentById(R.id.fragment_details);
if (mDualPane) {
if (viewer == null || viewer.getShownIndex() != index
|| viewer.getTypeFragment() != type) {
DetailFragment df = DetailFragment.newInstance(index, type);
getSupportFragmentManager()
.beginTransaction()
.replace(R.id.fragment_details, df)
.setTransition(
FragmentTransaction.TRANSIT_FRAGMENT_FADE)
.commit();
map.put(type.trim(), index);
}
} else {
Intent intent = new Intent();
intent.setClass(MainActivity.this, DetailActivity.class);
intent.putExtra("index", index);
intent.putExtra("type", type);
startActivity(intent);
}
}
}

public class DetailFragment extends Fragment{
public static DetailFragment newInstance(int index, String  TYPE_FRAGMENT) {
DetailFragment f = new DetailFragment();
//Supply index input as an argument.
Bundle args = new Bundle();
args.putInt("index", index);
args.putString("type", TYPE_FRAGMENT);
f.setArguments(args);
return f;
}
public int getShownIndex() {
return getArguments().getInt("index", 0);
}
public String getTypeFragment(){
String a = getArguments().getString("type");
return a;
}
@Override
public View onCreateView(LayoutInflater inflater, ViewGroup container, Bundle savedInstanceState) {
//template is blank layout
View view =  inflater.inflate(R.layout.template, container, false);
if(getTypeFragment().equals(ArtistFragment.TYPE_FRAGMENT)){
view = null;
view = inflater.inflate(R.layout.artist_details, container, false);
//....
}
else if(getTypeFragment().equals(AlbumFragment.TYPE_FRAGMENT)){
//do's for album fragment
}
else if(getTypeFragment().equals(SongFragment.TYPE_FRAGMENT)){
//do's for song fragment
}
return view;
}
}