How to add tab layout without letting the activity to extend TabActivity

main.xml

<?xml version="1.0" encoding="utf-8"?>
<LinearLayout xmlns:android="http://schemas.android.com/apk/res/android"
    android:layout_width="fill_parent"
    android:layout_height="fill_parent"
    android:background="#ffffff"
    android:orientation="vertical"
    android:weightSum="1" >

    <TabHost
        android:id="@+id/tabhostscreen_tabhost"
        android:layout_width="fill_parent"
        android:layout_height="fill_parent" >

        <RelativeLayout
            android:id="@+id/tabhostscreen_relativeLayout1"
            android:layout_width="fill_parent"
            android:layout_height="wrap_content"
            android:layout_weight="1" >

            <FrameLayout
                android:id="@android:id/tabcontent"
                android:layout_width="fill_parent"
                android:layout_height="fill_parent"
                android:layout_above="@android:id/tabs"
                android:layout_alignParentTop="true" >
            </FrameLayout>

            <TabWidget
                android:id="@android:id/tabs"
                android:layout_width="fill_parent"
                android:layout_height="wrap_content"
                android:layout_alignParentBottom="true" >
            </TabWidget>
        </RelativeLayout>
    </TabHost>

</LinearLayout>

Rest_Tab.java

public class Rest_Tab extends Rest_HeaderFooter {
 TabHost tabHost;

 LocalActivityManager mLocalActivityManager;

 @Override
 public void onCreate(Bundle savedInstanceState) {
  super.onCreate(savedInstanceState);
  //setContentView(R.layout.rest_tab);

   ViewGroup vg = (ViewGroup) findViewById(R.id.lldata);
   ViewGroup.inflate(getApplicationContext(), R.layout.rest_tab, vg);

  this.tabHost = (TabHost) findViewById(R.id.tabhostscreen_tabhost);

  mLocalActivityManager = new LocalActivityManager(this, false);
  tabHost.setup(mLocalActivityManager);

  mLocalActivityManager.dispatchCreate(savedInstanceState);

  // for photos..
  TabSpec photosSpec = tabHost.newTabSpec("Amenities");
  photosSpec.setIndicator("Amenities", null);
  Intent photoIntent = new Intent(this, RestSystem1Activity.class);
  photoIntent.putExtra("User", "R");
  photosSpec.setContent(photoIntent);

  // for songs..
  TabSpec songsSpec = tabHost.newTabSpec("Gallery");
  songsSpec.setIndicator("Gallery", null);
  Intent songsIntent = new Intent(this, Rest_Gallary.class);
  songsSpec.setContent(songsIntent);

  // for videos..
  TabSpec videosSpec = tabHost.newTabSpec("AboutUs");
  videosSpec.setIndicator("AboutUs", null);
  Intent videosIntent = new Intent(this, Rest_Branch.class);
  videosSpec.setContent(videosIntent);

  tabHost.addTab(photosSpec); // Adding photos tab
  tabHost.addTab(songsSpec); // Adding songs tab
  tabHost.addTab(videosSpec);

 }

 @Override
 protected void onPause() {
  super.onPause();
  mLocalActivityManager.dispatchPause(isFinishing()); // you have to
               // manually dispatch
               // the pause msg
 }

 @Override
 protected void onResume() {
  super.onResume();
  mLocalActivityManager.dispatchResume(); // you have to manually dispatch
            // the resume msg
 }

}