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      1 /*
      2  * Copyright (C) 2006 The Android Open Source Project
      3  *
      4  * Licensed under the Apache License, Version 2.0 (the "License");
      5  * you may not use this file except in compliance with the License.
      6  * You may obtain a copy of the License at
      7  *
      8  *      http://www.apache.org/licenses/LICENSE-2.0
      9  *
     10  * Unless required by applicable law or agreed to in writing, software
     11  * distributed under the License is distributed on an "AS IS" BASIS,
     12  * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
     13  * See the License for the specific language governing permissions and
     14  * limitations under the License.
     15  */
     16 
     17 package com.android.server.am;
     18 
     19 import android.content.BroadcastReceiver;
     20 import android.content.Context;
     21 import android.content.Intent;
     22 import android.content.IntentFilter;
     23 import android.content.res.Resources;
     24 import android.os.Build;
     25 import android.os.Bundle;
     26 import android.os.Handler;
     27 import android.os.Message;
     28 import android.provider.Settings;
     29 import android.text.BidiFormatter;
     30 import android.view.LayoutInflater;
     31 import android.view.View;
     32 import android.view.WindowManager;
     33 import android.widget.FrameLayout;
     34 import android.widget.TextView;
     35 
     36 final class AppErrorDialog extends BaseErrorDialog implements View.OnClickListener {
     37 
     38     private final ActivityManagerService mService;
     39     private final AppErrorResult mResult;
     40     private final ProcessRecord mProc;
     41     private final boolean mRepeating;
     42     private final boolean mIsRestartable;
     43     private CharSequence mName;
     44 
     45     static int CANT_SHOW = -1;
     46     static int BACKGROUND_USER = -2;
     47     static int ALREADY_SHOWING = -3;
     48 
     49     // Event 'what' codes
     50     static final int FORCE_QUIT = 1;
     51     static final int FORCE_QUIT_AND_REPORT = 2;
     52     static final int RESTART = 3;
     53     static final int MUTE = 5;
     54     static final int TIMEOUT = 6;
     55     static final int CANCEL = 7;
     56 
     57     // 5-minute timeout, then we automatically dismiss the crash dialog
     58     static final long DISMISS_TIMEOUT = 1000 * 60 * 5;
     59 
     60     public AppErrorDialog(Context context, ActivityManagerService service, Data data) {
     61         super(context);
     62         Resources res = context.getResources();
     63 
     64         mService = service;
     65         mProc = data.proc;
     66         mResult = data.result;
     67         mRepeating = data.repeating;
     68         mIsRestartable = data.task != null || data.isRestartableForService;
     69         BidiFormatter bidi = BidiFormatter.getInstance();
     70 
     71         if ((mProc.pkgList.size() == 1) &&
     72                 (mName = context.getPackageManager().getApplicationLabel(mProc.info)) != null) {
     73             setTitle(res.getString(
     74                     mRepeating ? com.android.internal.R.string.aerr_application_repeated
     75                             : com.android.internal.R.string.aerr_application,
     76                     bidi.unicodeWrap(mName.toString()),
     77                     bidi.unicodeWrap(mProc.info.processName)));
     78         } else {
     79             mName = mProc.processName;
     80             setTitle(res.getString(
     81                     mRepeating ? com.android.internal.R.string.aerr_process_repeated
     82                             : com.android.internal.R.string.aerr_process,
     83                     bidi.unicodeWrap(mName.toString())));
     84         }
     85 
     86         setCancelable(true);
     87         setCancelMessage(mHandler.obtainMessage(CANCEL));
     88 
     89         WindowManager.LayoutParams attrs = getWindow().getAttributes();
     90         attrs.setTitle("Application Error: " + mProc.info.processName);
     91         attrs.privateFlags |= WindowManager.LayoutParams.PRIVATE_FLAG_SYSTEM_ERROR
     92                 | WindowManager.LayoutParams.PRIVATE_FLAG_SHOW_FOR_ALL_USERS;
     93         getWindow().setAttributes(attrs);
     94         if (mProc.persistent) {
     95             getWindow().setType(WindowManager.LayoutParams.TYPE_SYSTEM_ERROR);
     96         }
     97 
     98         // After the timeout, pretend the user clicked the quit button
     99         mHandler.sendMessageDelayed(
    100                 mHandler.obtainMessage(TIMEOUT),
    101                 DISMISS_TIMEOUT);
    102     }
    103 
    104     @Override
    105     protected void onCreate(Bundle savedInstanceState) {
    106         super.onCreate(savedInstanceState);
    107         final FrameLayout frame = findViewById(android.R.id.custom);
    108         final Context context = getContext();
    109         LayoutInflater.from(context).inflate(
    110                 com.android.internal.R.layout.app_error_dialog, frame, true);
    111 
    112         final boolean hasReceiver = mProc.errorReportReceiver != null;
    113 
    114         final TextView restart = findViewById(com.android.internal.R.id.aerr_restart);
    115         restart.setOnClickListener(this);
    116         restart.setVisibility(mIsRestartable ? View.VISIBLE : View.GONE);
    117         final TextView report = findViewById(com.android.internal.R.id.aerr_report);
    118         report.setOnClickListener(this);
    119         report.setVisibility(hasReceiver ? View.VISIBLE : View.GONE);
    120         final TextView close = findViewById(com.android.internal.R.id.aerr_close);
    121         close.setVisibility(mRepeating ? View.VISIBLE : View.GONE);
    122         close.setOnClickListener(this);
    123 
    124         boolean showMute = !Build.IS_USER && Settings.Global.getInt(context.getContentResolver(),
    125                 Settings.Global.DEVELOPMENT_SETTINGS_ENABLED, 0) != 0;
    126         final TextView mute = findViewById(com.android.internal.R.id.aerr_mute);
    127         mute.setOnClickListener(this);
    128         mute.setVisibility(showMute ? View.VISIBLE : View.GONE);
    129 
    130         findViewById(com.android.internal.R.id.customPanel).setVisibility(View.VISIBLE);
    131     }
    132 
    133     @Override
    134     public void onStart() {
    135         super.onStart();
    136         getContext().registerReceiver(mReceiver,
    137                 new IntentFilter(Intent.ACTION_CLOSE_SYSTEM_DIALOGS));
    138     }
    139 
    140     @Override
    141     protected void onStop() {
    142         super.onStop();
    143         getContext().unregisterReceiver(mReceiver);
    144     }
    145 
    146     private final Handler mHandler = new Handler() {
    147         public void handleMessage(Message msg) {
    148             setResult(msg.what);
    149             dismiss();
    150         }
    151     };
    152 
    153     @Override
    154     public void dismiss() {
    155         if (!mResult.mHasResult) {
    156             // We are dismissing and the result has not been set...go ahead and set.
    157             setResult(FORCE_QUIT);
    158         }
    159         super.dismiss();
    160     }
    161 
    162     private void setResult(int result) {
    163         synchronized (mService) {
    164             if (mProc != null && mProc.crashDialog == AppErrorDialog.this) {
    165                 mProc.crashDialog = null;
    166             }
    167         }
    168         mResult.set(result);
    169 
    170         // Make sure we don't have time timeout still hanging around.
    171         mHandler.removeMessages(TIMEOUT);
    172     }
    173 
    174     @Override
    175     public void onClick(View v) {
    176         switch (v.getId()) {
    177             case com.android.internal.R.id.aerr_restart:
    178                 mHandler.obtainMessage(RESTART).sendToTarget();
    179                 break;
    180             case com.android.internal.R.id.aerr_report:
    181                 mHandler.obtainMessage(FORCE_QUIT_AND_REPORT).sendToTarget();
    182                 break;
    183             case com.android.internal.R.id.aerr_close:
    184                 mHandler.obtainMessage(FORCE_QUIT).sendToTarget();
    185                 break;
    186             case com.android.internal.R.id.aerr_mute:
    187                 mHandler.obtainMessage(MUTE).sendToTarget();
    188                 break;
    189             default:
    190                 break;
    191         }
    192     }
    193 
    194     private final BroadcastReceiver mReceiver = new BroadcastReceiver() {
    195         @Override
    196         public void onReceive(Context context, Intent intent) {
    197             if (Intent.ACTION_CLOSE_SYSTEM_DIALOGS.equals(intent.getAction())) {
    198                 cancel();
    199             }
    200         }
    201     };
    202 
    203     static class Data {
    204         AppErrorResult result;
    205         TaskRecord task;
    206         boolean repeating;
    207         ProcessRecord proc;
    208         boolean isRestartableForService;
    209     }
    210 }
    211