android - Android リークウィンドウ - アプリが ANR 状態を採用

Question

Googleマップを使用するAndroidアプリを使用しています。ほとんどの場合、アプリケーションは正常に動作します。logcat [下記] でいくつかのエラーを確認できます。

ログキャット

08-28 15:37:36.945: E/WindowManager(21969): Activity com.kod.example.Find_Tab_MainActivity has leaked window com.android.internal.policy.impl.PhoneWindow$DecorView@40929cd8 that was originally added here
08-28 15:37:36.945: E/WindowManager(21969): android.view.WindowLeaked: Activity com.kod.example.Find_Tab_MainActivity has leaked window com.android.internal.policy.impl.PhoneWindow$DecorView@40929cd8 that was originally added here
08-28 15:37:36.945: E/WindowManager(21969):     at android.view.ViewRoot.<init>(ViewRoot.java:263)
08-28 15:37:36.945: E/WindowManager(21969):     at android.view.WindowManagerImpl.addView(WindowManagerImpl.java:171)
08-28 15:37:36.945: E/WindowManager(21969):     at android.view.WindowManagerImpl.addView(WindowManagerImpl.java:114)
08-28 15:37:36.945: E/WindowManager(21969):     at android.view.Window$LocalWindowManager.addView(Window.java:424)
08-28 15:37:36.945: E/WindowManager(21969):     at android.app.Dialog.show(Dialog.java:241)
08-28 15:37:36.945: E/WindowManager(21969):     at com.kod.example.MyProgressDialog.show(MyProgressDialog.java:36)
08-28 15:37:36.945: E/WindowManager(21969):     at com.kod.example.MyProgressDialog.show(MyProgressDialog.java:19)
08-28 15:37:36.945: E/WindowManager(21969):     at com.kod.example.MyProgressDialog.show(MyProgressDialog.java:14)
08-28 15:37:36.945: E/WindowManager(21969):     at com.kod.example.Find_Tab_MainActivity$LoadPlaces.onPreExecute(Find_Tab_MainActivity.java:129)
08-28 15:37:36.945: E/WindowManager(21969):     at android.os.AsyncTask.execute(AsyncTask.java:391)
08-28 15:37:36.945: E/WindowManager(21969):     at com.kod.example.Find_Tab_MainActivity.onCreate(Find_Tab_MainActivity.java:112)
08-28 15:37:36.945: E/WindowManager(21969):     at android.app.Instrumentation.callActivityOnCreate(Instrumentation.java:1047)
08-28 15:37:36.945: E/WindowManager(21969):     at android.app.ActivityThread.performLaunchActivity(ActivityThread.java:1615)
08-28 15:37:36.945: E/WindowManager(21969):     at android.app.ActivityThread.handleLaunchActivity(ActivityThread.java:1667)
08-28 15:37:36.945: E/WindowManager(21969):     at android.app.ActivityThread.access$1500(ActivityThread.java:117)
08-28 15:37:36.945: E/WindowManager(21969):     at android.app.ActivityThread$H.handleMessage(ActivityThread.java:935)
08-28 15:37:36.945: E/WindowManager(21969):     at android.os.Handler.dispatchMessage(Handler.java:99)
08-28 15:37:36.945: E/WindowManager(21969):     at android.os.Looper.loop(Looper.java:130)
08-28 15:37:36.945: E/WindowManager(21969):     at android.app.ActivityThread.main(ActivityThread.java:3687)
08-28 15:37:36.945: E/WindowManager(21969):     at java.lang.reflect.Method.invokeNative(Native Method)
08-28 15:37:36.945: E/WindowManager(21969):     at java.lang.reflect.Method.invoke(Method.java:507)
08-28 15:37:36.945: E/WindowManager(21969):     at com.android.internal.os.ZygoteInit$MethodAndArgsCaller.run(ZygoteInit.java:867)
08-28 15:37:36.945: E/WindowManager(21969):     at com.android.internal.os.ZygoteInit.main(ZygoteInit.java:625)
08-28 15:37:36.945: E/WindowManager(21969):     at dalvik.system.NativeStart.main(Native Method)

この漏れた窓は何ですか？私のアプリは正常に動作しますが、時々クラッシュし、常にこのエラーがスローされます。

マイコード

package com.kod.example;

import java.util.List;

import android.app.AlertDialog;
import android.app.ProgressDialog;
import android.content.Context;
import android.content.DialogInterface;
import android.content.Intent;
import android.location.Address;
import android.location.Geocoder;
import android.os.AsyncTask;
import android.os.Bundle;
import android.widget.Button;

import com.google.android.maps.MapActivity;


public class Find_Tab_MainActivity extends MapActivity {

    // flag for Internet connection status
    Boolean isInternetPresent = false;

    Geocoder geocoder;

    String status;

    // Connection detector class
    ConnectionDetector cd;

    // Alert Dialog Manager
    AlertDialogManager alert = new AlertDialogManager();

    // Google Places
    GooglePlaces googlePlaces;

    // Places List
    PlacesList nearPlaces;

    Place reference;
    // GPS Location
    GPSTracker gps;
    double latitude;
    double longitude;
    // Button
    Button loginbtn;

    Place p;

    Intent i;

    // Progress dialog
    ProgressDialog pDialog;
    final Context context = this;

    String type,KEY_KEYWORD,KEY_TAG;



    // KEY Strings
    public static String KEY_REFERENCE = "reference"; // id of the place
    public static String KEY_NAME = "name"; // name of the place
    public static String KEY_VICINITY = "vicinity";
    public static String KEY_NUMBER = "formatted_phone_number";


    // Place area name

    @Override
    public void onCreate(Bundle savedInstanceState) {
        super.onCreate(savedInstanceState);
    setContentView(R.layout.main);

        cd = new ConnectionDetector(getApplicationContext());


        Intent entent = getIntent();

           type = entent.getExtras().getString("KEY_TYPES");
           KEY_KEYWORD = entent.getExtras().getString("KEY_KEYWORD");
           KEY_TAG = entent.getExtras().getString("KEY_TAG");


        // Check if Internet present
        isInternetPresent = cd.isConnectingToInternet();
        if (!isInternetPresent) {
            // Internet Connection is not present
            alert.showAlertDialog(Find_Tab_MainActivity.this, "Internet Connection Error",
                    "Please connect to working Internet connection", false);
            // stop executing code by return
            return;
        }

        // creating GPS Class object
        gps = new GPSTracker(this);

        // check if GPS location can get
        if (gps.canGetLocation()) {

        } else {
            // Can't get user's current location
            alert.showAlertDialog(Find_Tab_MainActivity.this, "GPS Status",
                    "Couldn't get location information. Please enable GPS",
                    false);
            // stop executing code by return
            return;
        }


        // calling background Async task to load Google Places
        // After getting places from Google all the data is shown in listview
        new LoadPlaces().execute();

        /** Button click event for shown on map */

            }

    /**
     * Background Async Task to Load Google places
     * */
    class LoadPlaces extends AsyncTask<String, String, String> {

        /**
         * Before starting background thread Show Progress Dialog
         * */
        @Override
        protected void onPreExecute() {
            super.onPreExecute();
            MyProgressDialog.show(Find_Tab_MainActivity.this, "", ""); 
            }

        /**
         * getting Places JSON
         * */
        protected String doInBackground(String... args) {
            // creating Places class object
            googlePlaces = new GooglePlaces();

            try {
                // Separeate your place types by PIPE symbol "|"
                // If you want all types places make it as null
                // Check list of types supported by google
                String types = type; // Listing places only for park

                // Radius in meters - increase this value if you don't find any places
                double radius = 10000; // 1000 meters 

                if(KEY_TAG.equalsIgnoreCase("1")||KEY_TAG.equalsIgnoreCase("4")||KEY_TAG.equalsIgnoreCase("5"))
                {
                    // get nearest places
                    nearPlaces = googlePlaces.search(gps.getLatitude(),gps.getLongitude(), radius, types);
                }
                else if(KEY_TAG.equalsIgnoreCase("2")||KEY_TAG.equalsIgnoreCase("3"))
                {
                    // get nearest places
                    nearPlaces = googlePlaces.StreetGaragesearch(gps.getLatitude(), gps.getLongitude(), radius, types,KEY_KEYWORD); 
                }

                else if(KEY_TAG.equalsIgnoreCase("6"))
                {
                     String addressInput  = type;

                     geocoder = new Geocoder(Find_Tab_MainActivity.this);
                 List<Address> address;

                    address = geocoder.getFromLocationName(addressInput,1);
                         if (address == null) {
                             alert.showAlertDialog(Find_Tab_MainActivity.this, "Places Error",
                                        "Sorry error occured.",
                                        false);
                         }
                         else{
                         Address location = address.get(0);
                        latitude = location.getLatitude();
                        longitude = location.getLongitude();

                    nearPlaces = googlePlaces.Keywordsearch(latitude,longitude,radius+40000,"parking",type);
                         }

                    // get nearest places


            } 
            }
            catch (Exception e) {
                e.printStackTrace();
            }
            return null;
        }

        /**
         * After completing background task Dismiss the progress dialoghis
         * and show the data in UI
         * Always use runOnUiThread(new Runnable()) to update UI from background
         * thread, otherwise you will get error
         * **/
        @SuppressWarnings("deprecation")
        protected void onPostExecute(String file_url) {
            try{
        // Get json response status
             status = nearPlaces.status;

            // updating UI from Background Thread
            runOnUiThread(new Runnable() {
                public void run() {


                    if(status.equals("OK")){
                        // Successfully got places details
                        i = new Intent(getApplicationContext(),
                                MyPlacesMapActivity.class);
                        // Sending user current geo location

                        // passing near places to map activity
                        i.putExtra("near_places", nearPlaces);

                        //passing type to placemapactivity to identify the overlay icon
                        i.putExtra("KEY_TAG", KEY_TAG);

                        //passing place reference
                        i.putExtra("place_reference", reference);

                        // staring activity
                        startActivity(i);
                                }

                    else if(status.equals("ZERO_RESULTS")){
                        // Zero results found

                        final AlertDialog alertDialog = new AlertDialog.Builder(context).create();

                        // Setting Dialog Title
                        alertDialog.setTitle("No Results");

                        // Setting Dialog Message
                        alertDialog.setMessage("Sorry no places found. Try to change the location");

                        // Setting alert dialog icon
                            alertDialog.setIcon(R.drawable.fail);

                        // Setting OK Button
                        alertDialog.setButton("OK", new DialogInterface.OnClickListener() {
                            public void onClick(DialogInterface dialog, int which) {
                                Find_Tab_MainActivity.this.finish();
                            }
                        });

                        // Showing Alert Message
                        alertDialog.show();
                    }
                    else if(status.equals("UNKNOWN_ERROR"))
                    {

                        final AlertDialog alertDialog = new AlertDialog.Builder(context).create();

                        // Setting Dialog Title
                        alertDialog.setTitle("Error");

                        // Setting Dialog Message
                        alertDialog.setMessage("Sorry unknown error occured.");

                        // Setting alert dialog icon
                            alertDialog.setIcon(R.drawable.fail);

                        // Setting OK Button
                        alertDialog.setButton("OK", new DialogInterface.OnClickListener() {
                            public void onClick(DialogInterface dialog, int which) {
                                Find_Tab_MainActivity.this.finish();
                            }
                        });

                        // Showing Alert Message
                        alertDialog.show();

                    }
                    else if(status.equals("OVER_QUERY_LIMIT"))
                    {

                        final AlertDialog alertDialog = new AlertDialog.Builder(context).create();

                        // Setting Dialog Title
                        alertDialog.setTitle("Error");

                        // Setting Dialog Message
                        alertDialog.setMessage("Sorry query limit to is reached");

                        // Setting alert dialog icon
                            alertDialog.setIcon(R.drawable.fail);

                        // Setting OK Button
                        alertDialog.setButton("OK", new DialogInterface.OnClickListener() {
                            public void onClick(DialogInterface dialog, int which) {
                                Find_Tab_MainActivity.this.finish();
                            }
                        });

                        // Showing Alert Message
                        alertDialog.show();

                    }
                    else if(status.equals("REQUEST_DENIED"))
                    {

                        final AlertDialog alertDialog = new AlertDialog.Builder(context).create();

                        // Setting Dialog Title
                        alertDialog.setTitle("Error");

                        // Setting Dialog Message
                        alertDialog.setMessage("Sorry error occured. Request is denied");

                        // Setting alert dialog icon
                            alertDialog.setIcon(R.drawable.fail);

                        // Setting OK Button
                        alertDialog.setButton("OK", new DialogInterface.OnClickListener() {
                            public void onClick(DialogInterface dialog, int which) {
                                Find_Tab_MainActivity.this.finish();
                            }
                        });

                        // Showing Alert Message
                        alertDialog.show();

                    }
                    else if(status.equals("INVALID_REQUEST"))
                    {

                        final AlertDialog alertDialog = new AlertDialog.Builder(context).create();

                        // Setting Dialog Title
                        alertDialog.setTitle("Error");

                        // Setting Dialog Message
                        alertDialog.setMessage("Sorry error occured. Invalid Request");

                        // Setting alert dialog icon
                            alertDialog.setIcon(R.drawable.fail);

                        // Setting OK Button
                        alertDialog.setButton("OK", new DialogInterface.OnClickListener() {
                            public void onClick(DialogInterface dialog, int which) {
                                Find_Tab_MainActivity.this.finish();
                            }
                        });

                        // Showing Alert Message
                        alertDialog.show();
                    }
                    else
                    {

                        final AlertDialog alertDialog = new AlertDialog.Builder(context).create();

                        // Setting Dialog Title
                        alertDialog.setTitle("Error");

                        // Setting Dialog Message
                        alertDialog.setMessage("Sorry error occured.");

                        // Setting alert dialog icon
                            alertDialog.setIcon(R.drawable.fail);

                        // Setting OK Button
                        alertDialog.setButton("OK", new DialogInterface.OnClickListener() {
                            public void onClick(DialogInterface dialog, int which) {
                                Find_Tab_MainActivity.this.finish();
                            }
                        });

                        // Showing Alert Message
                        alertDialog.show();
                    }
                }
            });
        }catch(NullPointerException e){

            final AlertDialog alertDialog = new AlertDialog.Builder(context).create();

            // Setting Dialog Title
            alertDialog.setTitle("Error");

            // Setting Dialog Message
            alertDialog.setMessage("Requested place not found.");

            // Setting alert dialog icon
                alertDialog.setIcon(R.drawable.fail);

            // Setting OK Button
            alertDialog.setButton("OK", new DialogInterface.OnClickListener() {
                public void onClick(DialogInterface dialog, int which) {
                    Find_Tab_MainActivity.this.finish();
                }
            });

            // Showing Alert Message
            alertDialog.show();

        }

        }
    }

    @Override
    protected boolean isRouteDisplayed() {
        // TODO Auto-generated method stub
        return false;
    }

}

score 6 · Accepted Answer

What is this leaked window?

あなたの場合は、アクティビティを終了する前にWindowLeaked exception却下していないために発生しています。MyProgressDialogしたがって、それに関連付けられているメモリがリークしています。

一般的なケース:

これWindowLeaked exceptionは通常、開始したアクティビティが破棄された後に終了するある種の非同期タスクがある場合に発生します。このタイプの例外は、主にDialogs、アクティビティコンテキストが破棄される前にダイアログを閉じなかった場合に発生します。

そのため、次のように、ダイアログを表示する前にチェックを入れることをお勧めします。

if(getActivity()!= null && !getActivity().isFinishing()){
            Dialog.show();
}

上記の問題の解決策は、アクティビティを終了する前にすることですdismiss。MyProgressDialog

コードを次のように変更します。

protected void onPostExecute(String file_url) {

    // your first line should be this 

    if ( MyProgressDialog!=null && MyProgressDialog.isShowing() ){
        MyProgressDialog.dismiss();
    }

    // rest of the code 
}

score 2 · Accepted Answer

アラートダイアログのどこかに問題があります。開始したダイアログをどこでも閉じたり、呼び出したりしていません.dismiss()。また、この関数は UI スレッド自体で実行されるため、runOnUiThread内部は必要ありません。onPostExecute

score 1 · Accepted Answer

アクティビティを終了する前に、作成したダイアログでdismiss()を呼び出します。たとえば、onPause()で

android - Android リーク ウィンドウ - アプリが ANR 状態を採用

3 に答える 3

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Reference

android - Android リークウィンドウ - アプリが ANR 状態を採用