TabHeader Background Color und Foreground Color ändern

package com.launchtalk;


import android.os.Bundle;
import android.app.ActionBar;
import android.app.ActionBar.Tab;
import android.app.Activity;
import android.content.res.Resources;
import android.graphics.Color;
import android.graphics.drawable.ColorDrawable;
import android.support.v4.view.ViewPager;
import android.view.Menu;
import android.widget.TextView;


public class MainActivity extends Activity {
	ViewPager mViewPager;
	@Override
	protected void onCreate(Bundle savedInstanceState) {
		super.onCreate(savedInstanceState);
		setContentView(R.layout.activity_main);
		ActionBar actBar = getActionBar();
		actBar.setBackgroundDrawable(new ColorDrawable(Color.WHITE));
		actBar.setTitle("");
		actBar.setIcon(getResources().getDrawable(R.drawable.launchtalk_font));
		actBar.setNavigationMode(ActionBar.NAVIGATION_MODE_TABS);
		int actionBarTitleId = Resources.getSystem().getIdentifier("action_bar_title", "id", "android");
		if (actionBarTitleId > 0) {
			TextView title = (TextView) findViewById(actionBarTitleId);
			if (title != null) {
				title.setTextColor(Color.BLACK);
			}
		}
		 Tab eTab = actBar.newTab()
                 .setText("Explore")
                 .setTabListener(new TabListener<ExploreFragment>(
                         this, "explore", ExploreFragment.class));
		 		actBar.addTab(eTab);
		 Tab fTab = actBar.newTab()
		                 .setText("Featured Talks")
		                 .setTabListener(new TabListener<FeaturedFragment>(
		                         this, "featured", FeaturedFragment.class));
				 		actBar.addTab(fTab);
		Tab aTab = actBar.newTab()
				                 .setText("All Talks")
				                 .setTabListener(new TabListener<AllTalksFragment>(
				                         this, "all", AllTalksFragment.class));
						 		actBar.addTab(aTab);
		Tab uTab = actBar.newTab()
						                 .setText("Upcoming Events")
						                 .setTabListener(new TabListener<EventsFragment>(
						                         this, "events", EventsFragment.class));
								 		actBar.addTab(uTab);
	}


	@Override
	public boolean onCreateOptionsMenu(Menu menu) {
		// Inflate the menu; this adds items to the action bar if it is present.
		getMenuInflater().inflate(R.menu.main, menu);
		return true;
	}


}