TopicFragmentActivity.java

package cn.fanfan.topic;

import cn.fanfan.main.R;
import android.app.ActionBar;
import android.os.Bundle;
import android.support.v4.app.FragmentActivity;
import android.view.MenuItem;

public class TopicFragmentActivity extends FragmentActivity{
	@Override
	protected void onCreate(Bundle savedInstanceState) {
		// TODO Auto-generated method stub
		super.onCreate(savedInstanceState);
		ActionBar actionBar = getActionBar();
		actionBar.setIcon(null);
		actionBar.setDisplayHomeAsUpEnabled(true);
		actionBar.setDisplayUseLogoEnabled(false);
		actionBar.show();
		setContentView(R.layout.topic_activity);
	}
	@Override
	public boolean onOptionsItemSelected(MenuItem item) {
		// TODO Auto-generated method stub
		if (item.getItemId() == android.R.id.home) {
			this.finish();
		}
		return super.onOptionsItemSelected(item);
	}
}