Fragment的管理者

//获取Frgment的管理者FragmentManager fragmentManager = getSupportFragmentManager();//获取事务FragmentTransaction fragmentTransaction = fragmentManager.beginTransaction();//添加Fragment到FramLatyout中//提交事务fragmentTransaction.replace(R.id.home_root, new HomeFragment(), "HOME");fragmentTransaction.replace(R.id.ment_root, new MenuFragment(), "MENU");fragmentTransaction.commit();

//根据标示获取MenuFragment menuFragment = (MenuFragment) fragmentManager.findFragmentByTag("MENU");