gistfile1.java

@Override
public void onNavigationDrawerItemSelected(int position) {
	// update the main content by replacing fragments
	FragmentManager fragmentManager = getSupportFragmentManager();
	FragmentTransaction fragmentTransaction = fragmentManager.beginTransaction();
	Fragment fragment;
	String fragmentTag;
	switch (position) {
		case 0:
			fragment = MoviePageFragment.newInstance();
			fragmentTag = MoviePageFragment.class.getSimpleName();
			break;
		default:
			fragment = PlaceholderFragment.newInstance(position + 1);
			fragmentTag = PlaceholderFragment.class.getSimpleName();
	}
	fragmentTransaction
			.replace(R.id.container, fragment, fragmentTag)
			.commit();
}