Listfragment 列表标题 显示内容

activity_main.xml
<?xml version="1.0" encoding="utf-8"?>
<LinearLayout xmlns:android="http://schemas.android.com/apk/res/android"
    android:layout_width="match_parent"
    android:layout_height="match_parent"
    android:orientation="horizontal" >

    <fragment
        android:name="com.example.l12_fragment3.TitleListFragment"
        android:layout_width="0dp"
        android:layout_weight="1"
        android:layout_height="match_parent" />

    <FrameLayout
        android:id="@+id/fl_main_container"
        android:layout_width="0dp"
        android:layout_weight="3"
        android:layout_height="match_parent" >
    </FrameLayout>

</LinearLayout>

list_item.xml
<?xml version="1.0" encoding="utf-8"?>
<TextView xmlns:android="http://schemas.android.com/apk/res/android"
    android:layout_width="match_parent"
    android:layout_height="match_parent"
    android:paddingTop="5dp"
    android:paddingBottom="5dp"
    android:textSize="18sp"
    android:gravity="center"
    android:text="标题..."
    android:background="?android:attr/activatedBackgroundIndicator">
</TextView>

public class MainActivity extends FragmentActivity {

    @Override
    protected void onCreate(Bundle savedInstanceState) {
        super.onCreate(savedInstanceState);
        setContentView(R.layout.activity_main);
    }
}

public class DataUtils {
    public static final String[] TITLES = {"title1","title2","title3","title4","title5"};
    public static final String[] DETAILS = {"This is title1","This is title2",
        "This is title3","This is title4","This is title5"};
}

public class TitleListFragment extends ListFragment {

    @Override
    public View onCreateView(LayoutInflater inflater, ViewGroup container,
            Bundle savedInstanceState) {
        return super.onCreateView(inflater, container, savedInstanceState);
    }

    @Override
    public void onActivityCreated(Bundle savedInstanceState) {
        super.onActivityCreated(savedInstanceState);

        //设置ListView为单选模式
        getListView().setChoiceMode(ListView.CHOICE_MODE_SINGLE);

        // 给listView设置adapter显示列表
        setListAdapter(new ArrayAdapter<String>(getActivity(),
                R.layout.list_item, DataUtils.TITLES));

        //默认选中第一个item
        getListView().setItemChecked(0, true);
        //显示第一个详情
        showDetail(0);
    }

    @Override
    public void onListItemClick(ListView l, View v, int position, long id) {
        showDetail(position);
    }

    /**
     * 显示指定下标的详情
     * @param position
     */
    private void showDetail(int position) {
        //创建DetailFragment
        DetailFragment fragment = new DetailFragment();
        //将对应的详情数据携带过去
        Bundle args = new Bundle();
        args.putString("DETAIL", DataUtils.DETAILS[position]);
        fragment.setArguments(args);
        //将其替换到id为fl_main_container的容器布局中
        getFragmentManager().beginTransaction().replace(R.id.fl_main_container, fragment).commit();
    }
}

public class DetailFragment extends Fragment {

    @Override
    public View onCreateView(LayoutInflater inflater, ViewGroup container,
            Bundle savedInstanceState) {
        TextView textView = new TextView(getActivity());
        //取出保存的数据
        String detail = getArguments().getString("DETAIL");
        //设置
        textView.setText(detail);
        return textView;
    }
}