radioGroup.setOnCheckedChangeListener(new OnCheckedChangeListener() {

@Override

public void onCheckedChanged(RadioGroup group, int checkedId) {

// TODO Auto-generated method stub

switch (checkedId) {

case R.id.but01:

//創(chuàng)建FragmentManager管理者

FragmentManager fragmentManager=getSupportFragmentManager();

//通過FragmentManager開啟一個事務

FragmentTransaction transaction=fragmentManager.beginTransaction();

//加載fragment? arg0? 占位的控件? 第二個參數(shù)是加載的Fragment

transaction.replace(R.id.fragment, new Fragment01());

//提交

transaction.commit();

break;

case R.id.but02:

FragmentManager fragmentManager2=getSupportFragmentManager();

FragmentTransaction transaction2=fragmentManager2.beginTransaction();

transaction2.replace(R.id.fragment, new Fragment02());

transaction2.commit();

break;

case R.id.but03:

FragmentManager fragmentManager3=getSupportFragmentManager();

FragmentTransaction transaction3=fragmentManager3.beginTransaction();

transaction3.replace(R.id.fragment, new Fragment03());

transaction3.commit();

break;

default:

break;

}

}

});