FragmentDeveloper.java

package com.dianping.example.fragmentdeveloper;

import android.app.Activity;
import android.app.Fragment;
import android.app.FragmentManager;
import android.app.FragmentTransaction;
import android.os.Bundle;
import android.view.ViewGroup;
import android.widget.FrameLayout;

import com.dianping.example.fragment.SampleFragment;

public class FragmentDeveloper extends Activity {
	@Override
	protected void onCreate(Bundle savedInstanceState) {
		super.onCreate(savedInstanceState);

		FrameLayout rootView = new FrameLayout(this);
		rootView.setLayoutParams(new ViewGroup.LayoutParams(
				ViewGroup.LayoutParams.MATCH_PARENT,
				ViewGroup.LayoutParams.MATCH_PARENT));
		rootView.setId(android.R.id.primary);
		setContentView(rootView);

		if (savedInstanceState == null) {
			Fragment f = new SampleFragment();
			FragmentManager fm = getFragmentManager();
			FragmentTransaction ft = fm.beginTransaction();
			ft.add(android.R.id.primary, f);
			ft.commit();
		}
	}
}