MapView inside Fragment - specified child already has a parent
<?xml version="1.0" encoding="utf-8"?>
<LinearLayout xmlns:android="http://schemas.android.com/apk/res/android"
android:layout_width="fill_parent"
android:layout_height="fill_parent"
android:orientation="vertical" >
<FrameLayout
android:id="@+id/map_container"
android:layout_width="fill_parent"
android:layout_height="fill_parent" >
</FrameLayout>
</LinearLayout>
public class MapScreenActivity extends FragmentActivity {
protected Fragment fragment;
protected MapView mapView;
@Override
protected void onCreate(Bundle savedInstanceState) {
super.onCreate(savedInstanceState);
setContentView(R.layout.single_pane_empty);
if (savedInstanceState == null) {
fragment = new MapScreenFragment();
getSupportFragmentManager().beginTransaction().add(R.id.root_container, fragment)
.commit();
}
}
public MapView getMapView() {
if (mapView == null) {
mapView = new MapView(this, getResources().getString(R.string.maps_api_key));
}
return mapView;
}
}
public class MapScreenFragment extends Fragment {
protected ViewGroup mapContainer;
protected MapView mapView;
@Override
public View onCreateView(LayoutInflater inflater, ViewGroup container, Bundle args) {
View root = inflater.inflate(R.layout.map_screen_fragment, container);
mapContainer = (ViewGroup) root.findViewById(R.id.map_container);
return root;
}
@Override
public void onActivityCreated(Bundle savedInstanceState) {
super.onActivityCreated(savedInstanceState);
mapView = ((MapScreenActivity) getActivity()).getMapView();
mapView.setClickable(true);
mapView.setBuiltInZoomControls(true);
mapContainer.addView(mapView);
}
@Override
public void onDestroyView() {
super.onDestroyView();
mapContainer.removeView(mapView);
}
}
02-24 18:01:28.139: E/AndroidRuntime(502): FATAL EXCEPTION: main
02-24 18:01:28.139: E/AndroidRuntime(502): java.lang.RuntimeException: Unable to start activity ComponentInfo{com.example.mapfragment/com.example.mapfragment.MapScreenActivity}: java.lang.IllegalStateException: The specified child already has a parent. You must call removeView() on the child's parent first.
02-24 18:01:28.139: E/AndroidRuntime(502): at android.app.ActivityThread.performLaunchActivity(ActivityThread.java:1647)
02-24 18:01:28.139: E/AndroidRuntime(502): at android.app.ActivityThread.handleLaunchActivity(ActivityThread.java:1663)
02-24 18:01:28.139: E/AndroidRuntime(502): at android.app.ActivityThread.access$1500(ActivityThread.java:117)
02-24 18:01:28.139: E/AndroidRuntime(502): at android.app.ActivityThread$H.handleMessage(ActivityThread.java:931)
02-24 18:01:28.139: E/AndroidRuntime(502): at android.os.Handler.dispatchMessage(Handler.java:99)
02-24 18:01:28.139: E/AndroidRuntime(502): at android.os.Looper.loop(Looper.java:130)
02-24 18:01:28.139: E/AndroidRuntime(502): at android.app.ActivityThread.main(ActivityThread.java:3683)
02-24 18:01:28.139: E/AndroidRuntime(502): at java.lang.reflect.Method.invokeNative(Native Method)
02-24 18:01:28.139: E/AndroidRuntime(502): at java.lang.reflect.Method.invoke(Method.java:507)
02-24 18:01:28.139: E/AndroidRuntime(502): at com.android.internal.os.ZygoteInit$MethodAndArgsCaller.run(ZygoteInit.java:839)
02-24 18:01:28.139: E/AndroidRuntime(502): at com.android.internal.os.ZygoteInit.main(ZygoteInit.java:597)
02-24 18:01:28.139: E/AndroidRuntime(502): at dalvik.system.NativeStart.main(Native Method)
02-24 18:01:28.139: E/AndroidRuntime(502): Caused by: java.lang.IllegalStateException: The specified child already has a parent. You must call removeView() on the child's parent first.
02-24 18:01:28.139: E/AndroidRuntime(502): at android.view.ViewGroup.addViewInner(ViewGroup.java:1976)
02-24 18:01:28.139: E/AndroidRuntime(502): at android.view.ViewGroup.addView(ViewGroup.java:1871)
02-24 18:01:28.139: E/AndroidRuntime(502): at android.view.ViewGroup.addView(ViewGroup.java:1828)
02-24 18:01:28.139: E/AndroidRuntime(502): at android.view.ViewGroup.addView(ViewGroup.java:1808)
02-24 18:01:28.139: E/AndroidRuntime(502): at android.support.v4.app.NoSaveStateFrameLayout.wrap(Unknown Source)
02-24 18:01:28.139: E/AndroidRuntime(502): at android.support.v4.app.FragmentManagerImpl.moveToState(Unknown Source)
02-24 18:01:28.139: E/AndroidRuntime(502): at android.support.v4.app.FragmentManagerImpl.moveToState(Unknown Source)
02-24 18:01:28.139: E/AndroidRuntime(502): at android.support.v4.app.BackStackRecord.run(Unknown Source)
02-24 18:01:28.139: E/AndroidRuntime(502): at android.support.v4.app.FragmentManagerImpl.execPendingActions(Unknown Source)
02-24 18:01:28.139: E/AndroidRuntime(502): at android.support.v4.app.FragmentActivity.onStart(Unknown Source)
02-24 18:01:28.139: E/AndroidRuntime(502): at android.app.Instrumentation.callActivityOnStart(Instrumentation.java:1129)
02-24 18:01:28.139: E/AndroidRuntime(502): at android.app.Activity.performStart(Activity.java:3791)
02-24 18:01:28.139: E/AndroidRuntime(502): at android.app.ActivityThread.performLaunchActivity(ActivityThread.java:1620)
02-24 18:01:28.139: E/AndroidRuntime(502): ... 11 more
mapContainer.removeView(mapView);
mapContainer.addView(mapView);
if(mapView.getParent() != null) {
mapContainer.addView(mapView);
}
if (mapContainer.getChildAt(0) != null){
mapContainer.removeViewAt(0);
}
mapContainer.addView(mapView);
@Override
public View onCreateView(LayoutInflater inflater, ViewGroup container, Bundle savedInstanceState) {
return inflater.inflate(R.id.my_layout, container, false);
}