[英]Why am I getting a null value for this linearlayout
我正在尝试更新此LinearLayout
但获取的是null
值。 有人可以告诉我为什么吗?
Java的:
public class MenuTabFragment extends Fragment {
private final static String TAG = MenuTabFragment.class.getSimpleName();
private int[] menuButtons = { R.drawable.breakfast_btn,
R.drawable.lunch_btn, R.drawable.dinner_btn, R.drawable.drinks_btn,
R.drawable.appetizers_btn, R.drawable.dessert_btn,
R.drawable.sides_btn };
@Override
public View onCreateView(LayoutInflater inflater, ViewGroup container,
Bundle savedInstanceState) {
View view = inflater.inflate(R.layout.menutabslayout, container, false);
//this is a null value
LinearLayout linLayout = (LinearLayout) getActivity().findViewById(R.id.menuTabs);
Log.i(TAG, linLayout + ": linLayout" );
XML:
<LinearLayout
android:id="@+id/menuTabs"
android:layout_width="wrap_content"
android:layout_height="wrap_content"
android:orientation="horizontal" >
</LinearLayout>
尝试使用LinearLayout linLayout = (LinearLayout) view.findViewById(R.id.menuTabs);
声明:本站的技术帖子网页,遵循CC BY-SA 4.0协议,如果您需要转载,请注明本站网址或者原文地址。任何问题请咨询:yoyou2525@163.com.