我发布了我的应用。它在我的设备上运行顺畅。但是我在播放控制台上收到了一些崩溃报告。但我无法弄清楚如何处理它。我知道问题是进度对话框。我该怎么办?提前谢谢。
崩溃报告:
java.lang.IllegalStateException:
at android.app.FragmentManagerImpl.checkStateLoss (FragmentManager.java:1328)
at android.app.FragmentManagerImpl.enqueueAction (FragmentManager.java:1346)
at android.app.BackStackRecord.commitInternal (BackStackRecord.java:729)
at android.app.BackStackRecord.commit (BackStackRecord.java:705)
at android.app.DialogFragment.dismissInternal (DialogFragment.java:292)
at android.app.DialogFragment.dismiss (DialogFragment.java:258)
at com.example.genesis.policeradiostream.TopFeedsFragment$Listeleme.onPostExecute (TopFeedsFragment.java:172)
at com.example.genesis.policeradiostream.TopFeedsFragment$Listeleme.onPostExecute (TopFeedsFragment.java:95)
at android.os.AsyncTask.finish (AsyncTask.java:636)
at android.os.AsyncTask.access$500 (AsyncTask.java:177)
at android.os.AsyncTask$InternalHandler.handleMessage (AsyncTask.java:653)
at android.os.Handler.dispatchMessage (Handler.java:102)
at android.os.Looper.loop (Looper.java:153)
at android.app.ActivityThread.main (ActivityThread.java:5254)
at java.lang.reflect.Method.invoke (Native Method)
at java.lang.reflect.Method.invoke (Method.java:372)
at com.android.internal.os.ZygoteInit$MethodAndArgsCaller.run (ZygoteInit.java:902)
at com.android.internal.os.ZygoteInit.main (ZygoteInit.java:697)
来自此片段的错误:
公共类TopFeedsFragment扩展了Fragment {
public static RadiosListAdapter adapter_3;
protected View mView;
FlipProgressDialog fpd = new FlipProgressDialog();
public TopFeedsFragment() {
}
@Override
public void onPause() {
super.onPause();
fpd.dismiss();
}
@Override
public View onCreateView(LayoutInflater inflater, ViewGroup container, Bundle savedInstanceState) {
View view = inflater.inflate(R.layout.fragment_top_feeds, container, false);
this.mView = view;
List<Integer> imageList = new ArrayList<Integer>();
imageList.add(R.drawable.img_progress_dialog_red_4);
imageList.add(R.drawable.img_progress_dialog_blue_4);
fpd.setImageList(imageList);
fpd.setCanceledOnTouchOutside(true);
fpd.setBackgroundColor(Color.TRANSPARENT);
fpd.setImageSize(600);
fpd.setOrientation("rotationY");
fpd.setDuration(400);
new Runnable() {
@Override
public void run() {
new Listeleme().execute();
}
}.run();
return view;
}
private class Listeleme extends AsyncTask<Void,Void,Void> // LINE 95
{
String URL="...";
@Override
protected void onPreExecute()
{
super.onPreExecute();
fpd.show(getActivity().getFragmentManager(),"");
}
@Override
protected Void doInBackground(Void... params) {
//...
//Some Jsoup
//...
return null;
}
@Override
protected void onPostExecute(Void avoid)
{
ListView listView_top = (ListView) mView.findViewById(R.id.listview_topfeeds);
if (getActivity()!= null) {
adapter_3 = new RadiosListAdapter(getActivity(), radioname, listener_number);
listView_top.setAdapter(adapter_3);
}
listView_top.setOnItemClickListener(new AdapterView.OnItemClickListener() {
@Override
public void onItemClick(AdapterView<?> adapterView, View view, int position, long l) {
PlayRadioFragment fragment= new PlayRadioFragment();
Bundle bundle= new Bundle();
//...
}
});
fpd.dismiss(); //LINE 172
}
}
}
答案 0 :(得分:1)
您的AsyncTask无法访问ui元素。从runnable调用此行或尝试this.fpd.dismiss();
。
AsyncTask未在应用程序主线程中运行,这就是您无法访问它们的原因。
答案 1 :(得分:1)
问题是您正在解雇onPostExecute中的对话框。潜在的活动可能已经消失。您必须检查活动是否仍然存在。这就是你得到IllegalStateException的原因。活动状态在消失后保存,之后您想要关闭对话框,这不会起作用。