2014-01-31 5 views
3

저는 현재 작업하고있는 매우 까다로운 안드로이드 응용 프로그램을 가지고 있습니다.Android Fragment Rotation으로 인해 충돌이 발생합니다.

사용자가 선택한 항목에 따라 조각을 바꿀 수있는 탐색 창이 있습니다. 화면이 오류와 함께 응용 프로그램 충돌을 회전 할 때

그러나 :

public class BaseFragment extends Fragment{ 
    protected FragmentManager fragmentManager; 

    public void setFragmentManager(FragmentManager fragmentManager){ 
     this.fragmentManager=fragmentManager; 
    } 
    @Override 
    public void onAttach(Activity activity) { 
     super.onAttach(activity); 
    } 
    @Override 
    public void onDestroyView() { 
     super.onDestroyView(); 
     Fragment f = (Fragment) fragmentManager 
       .findFragmentById(R.id.container); 
     if (f != null) 
      fragmentManager.beginTransaction().remove(f).commit(); 
    } 

} 

내 기본 조각 'NewsFeedFragment'외모 :

java.lang.RuntimeException: Unable to destroy activity {MainActivity}: java.lang.IllegalStateException: Can not perform this action after onSaveInstanceState 

내 조각은 모든 기본 클래스 'BaseFragment을'확장 like :

public class NewsFeedFragment extends BaseFragment{ 

    /** 
    * Returns a new instance of this fragment for the given section 
    * number. 
    */ 
    public static NewsFeedFragment newInstance(int sectionNumber) { 
     NewsFeedFragment fragment = new NewsFeedFragment(); 
     return fragment; 
    } 

    public NewsFeedFragment() { 
    } 

    @Override 
    public View onCreateView(LayoutInflater inflater, ViewGroup container, 
          Bundle savedInstanceState) { 
     setFragmentManager(getFragmentManager()); 
     View rootView = inflater.inflate(R.layout.fragment_news_feed, container, false);; 
     return rootView; 
    } 
} 

내 주요 활동은 다음과 같습니다.

public class MainActivity extends BaseActivity { 

    /** 
    * Fragment managing the behaviors, interactions and presentation of the navigation drawer. 
    */ 
    private NavigationDrawerFragment mNavigationDrawerFragment; 

    /** 
    * Used to store the last screen title. For use in {@link #restoreActionBar()}. 
    */ 
    private CharSequence mTitle; 

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

     //getWindow().setFeatureInt(Window.FEATURE_CUSTOM_TITLE,R.layout.titlebar); 
     ActionBar actionBar=getActionBar(); 

     mNavigationDrawerFragment = (NavigationDrawerFragment) 
       getFragmentManager().findFragmentById(R.id.navigation_drawer); 
     mTitle = getTitle(); 

     // Set up the drawer. 
     mNavigationDrawerFragment.setUp(
       R.id.navigation_drawer, 
       (DrawerLayout) findViewById(R.id.drawer_layout)); 

    } 



    public void onSectionAttached(int number) { 
     switch (number) { 
      case 1: 
       mTitle = getString(R.string.news_feed_activity); 
       break; 
      case 2: 
       mTitle = getString(R.string.friends_activity); 
       break; 
      case 3: 
       mTitle = getString(R.string.events_activity); 
       break; 
      case 4: 
       mTitle = getString(R.string.locations_activity); 
       break; 
      case 5: 
       mTitle = getString(R.string.settings_activity); 
       break; 
     } 
    } 

    public void restoreActionBar() { 
     ActionBar actionBar = getActionBar(); 
     actionBar.setNavigationMode(ActionBar.NAVIGATION_MODE_STANDARD); 
     actionBar.setDisplayShowTitleEnabled(true); 
     actionBar.setTitle(""); 
    } 


    @Override 
    public boolean onCreateOptionsMenu(Menu menu) { 
     if (!mNavigationDrawerFragment.isDrawerOpen()) { 
      // Only show items in the action bar relevant to this screen 
      // if the drawer is not showing. Otherwise, let the drawer 
      // decide what to show in the action bar. 
      getMenuInflater().inflate(R.menu.news_feed, menu); 
      restoreActionBar(); 
      return true; 
     } 
     return super.onCreateOptionsMenu(menu); 
    } 

    @Override 
    public boolean onOptionsItemSelected(MenuItem item) { 
     // Handle action bar item clicks here. The action bar will 
     // automatically handle clicks on the Home/Up button, so long 
     // as you specify a parent activity in AndroidManifest.xml. 
     int id = item.getItemId(); 
     //if (id == R.id.action_settings) { 
     // return true; 
     //} 
     return super.onOptionsItemSelected(item); 
    } 


} 

이 오류는 회전에만 발생합니다. 난 정말이에 대한 몇 가지 도움을 주셔서 감사합니다 것

EXCEPTION: main 
    Process: APP ID, PID: 8399 
    java.lang.RuntimeException: Unable to destroy activity {MainActivity}: java.lang.IllegalStateException: Can not perform this action after onSaveInstanceState 
      at android.app.ActivityThread.performDestroyActivity(ActivityThread.java:3497) 
      at android.app.ActivityThread.handleDestroyActivity(ActivityThread.java:3515) 
      at android.app.ActivityThread.handleRelaunchActivity(ActivityThread.java:3715) 
      at android.app.ActivityThread.access$900(ActivityThread.java:135) 
      at android.app.ActivityThread$H.handleMessage(ActivityThread.java:1202) 
      at android.os.Handler.dispatchMessage(Handler.java:102) 
      at android.os.Looper.loop(Looper.java:136) 
      at android.app.ActivityThread.main(ActivityThread.java:5017) 
      at java.lang.reflect.Method.invokeNative(Native Method) 
      at java.lang.reflect.Method.invoke(Method.java:515) 
      at com.android.internal.os.ZygoteInit$MethodAndArgsCaller.run(ZygoteInit.java:779) 
      at com.android.internal.os.ZygoteInit.main(ZygoteInit.java:595) 
      at dalvik.system.NativeStart.main(Native Method) 
    Caused by: java.lang.IllegalStateException: Can not perform this action after onSaveInstanceState 
      at android.app.FragmentManagerImpl.checkStateLoss(FragmentManager.java:1323) 
      at android.app.FragmentManagerImpl.enqueueAction(FragmentManager.java:1341) 
      at android.app.BackStackRecord.commitInternal(BackStackRecord.java:597) 
      at android.app.BackStackRecord.commit(BackStackRecord.java:575) 
      at uk.co.stephen_robinson.uni.lufelf.NewsFeedFragment.onDestroyView(NewsFeedFragment.java:43) 
      at android.app.Fragment.performDestroyView(Fragment.java:1898) 
      at android.app.FragmentManagerImpl.moveToState(FragmentManager.java:954) 
      at android.app.FragmentManagerImpl.moveToState(FragmentManager.java:1062) 
      at android.app.FragmentManagerImpl.moveToState(FragmentManager.java:1044) 
      at android.app.FragmentManagerImpl.dispatchDestroy(FragmentManager.java:1881) 
      at android.app.Activity.performDestroy(Activity.java:5402) 
      at android.app.Instrumentation.callActivityOnDestroy(Instrumentation.java:1117) 
      at android.app.ActivityThread.performDestroyActivity(ActivityThread.java:3484) 
            at android.app.ActivityThread.handleDestroyActivity(ActivityThread.java:3515) 
            at android.app.ActivityThread.handleRelaunchActivity(ActivityThread.java:3715) 
            at android.app.ActivityThread.access$900(ActivityThread.java:135) 
            at android.app.ActivityThread$H.handleMessage(ActivityThread.java:1202) 
            at android.os.Handler.dispatchMessage(Handler.java:102) 
            at android.os.Looper.loop(Looper.java:136) 
            at android.app.ActivityThread.main(ActivityThread.java:5017) 
            at java.lang.reflect.Method.invokeNative(Native Method) 
            at java.lang.reflect.Method.invoke(Method.java:515) 

:

다음은 전체 오류 출력 스트림입니다.

미리 감사드립니다.

제임스. onDestroyView() 기능에

@Override 
    public void onDestroyView() { 
     super.onDestroyView(); 
     Fragment f = (Fragment) fragmentManager 
       .findFragmentById(R.id.container); 
     if (f != null) 
      fragmentManager.beginTransaction().remove(f).commit(); 
    } 

답변

1

이 작업을 수행 할 수 없기 때문에 당신은 당신의 오류가 ... .... 대신, 작업 클래스의 onPause() 메소드에서 조각을 제거해야합니다. 그리고 비슷하게, 액티비티의 onResume() 메소드에 조각을 추가해야합니다.

+0

고마워 Pulkit - 빠른 응답도! 내가 할 수있을 때 허용 된 것으로 표시 할 것입니다. – user3238439

+0

이것은 위험합니다, idr 일 때, IllegalStateException을 throw 할 수 있습니다. – Alexander

+0

그게 친구가 제안되었습니다 –

관련 문제