Bonjour,
J'utilise un ViewPager avec un TabHost et de façon un peu aléatoire (ou alors je n'ai pas encore repéré la logique), quand je navigue entre les Tab, mon application crash avec le message d'erreur suivant dans le LogCat.
En cherchant un peu, j'ai trouvé sur SOF le thread suivant qui propose d'overrider une méthode de son PageAdapter ...
Le problème c'est que j'utilise un FragmentPageAdapter et visiblement la méthode en question n'existe pas ...
Quelqu'un peut-il m'aider ?
Code : Sélectionner tout - Visualiser dans une fenêtre à part
1
2
3
4
5
6
7
8
9
10
11
12
13
14
15
16
17
18
19
20
21
22
23
24
25
26
27
28
29
30
31
32
33
34
35
36
37
38
39
40
41 10-23 12:12:57.003: E/AndroidRuntime(16732): FATAL EXCEPTION: main 10-23 12:12:57.003: E/AndroidRuntime(16732): java.lang.IllegalArgumentException: The observer is null. 10-23 12:12:57.003: E/AndroidRuntime(16732): at android.database.Observable.unregisterObserver(Observable.java:64) 10-23 12:12:57.003: E/AndroidRuntime(16732): at android.widget.BaseAdapter.unregisterDataSetObserver(BaseAdapter.java:42) 10-23 12:12:57.003: E/AndroidRuntime(16732): at android.widget.HeaderViewListAdapter.unregisterDataSetObserver(HeaderViewListAdapter.java:256) 10-23 12:12:57.003: E/AndroidRuntime(16732): at android.widget.AbsListView.onDetachedFromWindow(AbsListView.java:2714) 10-23 12:12:57.003: E/AndroidRuntime(16732): at android.view.View.dispatchDetachedFromWindow(View.java:11789) 10-23 12:12:57.003: E/AndroidRuntime(16732): at android.view.ViewGroup.dispatchDetachedFromWindow(ViewGroup.java:2534) 10-23 12:12:57.003: E/AndroidRuntime(16732): at android.view.ViewGroup.dispatchDetachedFromWindow(ViewGroup.java:2532) 10-23 12:12:57.003: E/AndroidRuntime(16732): at android.view.ViewGroup.dispatchDetachedFromWindow(ViewGroup.java:2532) 10-23 12:12:57.003: E/AndroidRuntime(16732): at android.view.ViewGroup.dispatchDetachedFromWindow(ViewGroup.java:2532) 10-23 12:12:57.003: E/AndroidRuntime(16732): at android.view.ViewGroup.removeViewInternal(ViewGroup.java:3651) 10-23 12:12:57.003: E/AndroidRuntime(16732): at android.view.ViewGroup.removeViewInternal(ViewGroup.java:3626) 10-23 12:12:57.003: E/AndroidRuntime(16732): at android.view.ViewGroup.removeView(ViewGroup.java:3558) 10-23 12:12:57.003: E/AndroidRuntime(16732): at android.support.v4.app.FragmentManagerImpl.moveToState(FragmentManager.java:999) 10-23 12:12:57.003: E/AndroidRuntime(16732): at android.support.v4.app.FragmentManagerImpl.detachFragment(FragmentManager.java:1233) 10-23 12:12:57.003: E/AndroidRuntime(16732): at android.support.v4.app.BackStackRecord.run(BackStackRecord.java:620) 10-23 12:12:57.003: E/AndroidRuntime(16732): at android.support.v4.app.FragmentManagerImpl.execPendingActions(FragmentManager.java:1431) 10-23 12:12:57.003: E/AndroidRuntime(16732): at android.support.v4.app.FragmentManagerImpl.executePendingTransactions(FragmentManager.java:431) 10-23 12:12:57.003: E/AndroidRuntime(16732): at android.support.v4.app.FragmentPagerAdapter.finishUpdate(FragmentPagerAdapter.java:141) 10-23 12:12:57.003: E/AndroidRuntime(16732): at android.support.v4.view.ViewPager.populate(ViewPager.java:895) 10-23 12:12:57.003: E/AndroidRuntime(16732): at android.support.v4.view.ViewPager.setCurrentItemInternal(ViewPager.java:469) 10-23 12:12:57.003: E/AndroidRuntime(16732): at android.support.v4.view.ViewPager.setCurrentItemInternal(ViewPager.java:441) 10-23 12:12:57.003: E/AndroidRuntime(16732): at android.support.v4.view.ViewPager.setCurrentItem(ViewPager.java:422) 10-23 12:12:57.003: E/AndroidRuntime(16732): at com.dvectors.mobile.android.activity.MainActivity.onTabChanged(MainActivity.java:389) 10-23 12:12:57.003: E/AndroidRuntime(16732): at android.widget.TabHost.invokeOnTabChangeListener(TabHost.java:391) 10-23 12:12:57.003: E/AndroidRuntime(16732): at android.widget.TabHost.setCurrentTab(TabHost.java:376) 10-23 12:12:57.003: E/AndroidRuntime(16732): at android.widget.TabHost$2.onTabSelectionChanged(TabHost.java:150) 10-23 12:12:57.003: E/AndroidRuntime(16732): at android.widget.TabWidget$TabClickListener.onClick(TabWidget.java:546) 10-23 12:12:57.003: E/AndroidRuntime(16732): at android.view.View.performClick(View.java:4084) 10-23 12:12:57.003: E/AndroidRuntime(16732): at android.view.View$PerformClick.run(View.java:16966) 10-23 12:12:57.003: E/AndroidRuntime(16732): at android.os.Handler.handleCallback(Handler.java:615) 10-23 12:12:57.003: E/AndroidRuntime(16732): at android.os.Handler.dispatchMessage(Handler.java:92) 10-23 12:12:57.003: E/AndroidRuntime(16732): at android.os.Looper.loop(Looper.java:137) 10-23 12:12:57.003: E/AndroidRuntime(16732): at android.app.ActivityThread.main(ActivityThread.java:4745) 10-23 12:12:57.003: E/AndroidRuntime(16732): at java.lang.reflect.Method.invokeNative(Native Method) 10-23 12:12:57.003: E/AndroidRuntime(16732): at java.lang.reflect.Method.invoke(Method.java:511) 10-23 12:12:57.003: E/AndroidRuntime(16732): at com.android.internal.os.ZygoteInit$MethodAndArgsCaller.run(ZygoteInit.java:786) 10-23 12:12:57.003: E/AndroidRuntime(16732): at com.android.internal.os.ZygoteInit.main(ZygoteInit.java:553) 10-23 12:12:57.003: E/AndroidRuntime(16732): at dalvik.system.NativeStart.main(Native Method)
Partager