public class SecondActivity extends Activity {

    private static final String TAG = SecondActivity.class.getName();

    public SecondActivity() {
    }

    @Override
    protected void onCreate(Bundle savedInstanceState) {
        super.onCreate(savedInstanceState);
        init();
    }

    private void init() {
        View  contentView = getContentView();
        setContentView(contentView);
        LinearLayout layout = (LinearLayout) contentView.getParent().getParent();
        View view = layout.getChildAt(0);
        layout.removeViewAt(0);
        layout.addView(view);

        ActionBar actionBar = getActionBar();
        actionBar.setTitle("ActionBar");
        actionBar.setDisplayHomeAsUpEnabled(true);
        actionBar.setNavigationMode(ActionBar.NAVIGATION_MODE_STANDARD);
    }

    @Override
    public void onCreateContextMenu(ContextMenu menu, View v,
            ContextMenuInfo menuInfo) {
        super.onCreateContextMenu(menu, v, menuInfo);
    }

    @Override
    public boolean onCreateOptionsMenu(Menu menu) {
        getMenuInflater().inflate(R.menu.action_menu, menu);
        return true;
    }

    private View getContentView() {
        LinearLayout linearLayout = new LinearLayout(this);
        linearLayout.setOrientation(LinearLayout.HORIZONTAL);
        linearLayout.setGravity(Gravity.CENTER);
        LinearLayout.LayoutParams layoutParams = new LinearLayout.LayoutParams(
                LinearLayout.LayoutParams.WRAP_CONTENT,
                LinearLayout.LayoutParams.WRAP_CONTENT);
        layoutParams.gravity = Gravity.CENTER_VERTICAL;

        Button button1 = new Button(linearLayout.getContext());
        button1.setText("Button1");
        button1.setLayoutParams(layoutParams);
        linearLayout.addView(button1);

        Button button2 = new Button(linearLayout.getContext());
        button2.setText("Button2");
        button2.setLayoutParams(layoutParams);
        linearLayout.addView(button2);
        return linearLayout;
    }
}


and this my menu xml...

<?xml version="1.0" encoding="utf-8"?>
<menu xmlns:android="http://schemas.android.com/apk/res/android" >

    <item
        android:id="@+id/item1"
        android:showAsAction="always"
        android:title="Item1"
        android:visible="true"/>
    <item
        android:id="@+id/item2"
        android:showAsAction="always"
        android:title="Item2"
        android:visible="true"/>

</menu>