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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 static android.app.ActivityTaskManager.INVALID_TASK_ID;
20 
21 import android.content.BroadcastReceiver;
22 import android.content.Context;
23 import android.content.Intent;
24 import android.content.IntentFilter;
25 import android.content.res.Resources;
26 import android.os.Build;
27 import android.os.Bundle;
28 import android.os.Handler;
29 import android.os.Message;
30 import android.provider.Settings;
31 import android.text.BidiFormatter;
32 import android.view.LayoutInflater;
33 import android.view.View;
34 import android.view.WindowManager;
35 import android.widget.FrameLayout;
36 import android.widget.TextView;
37 
38 final class AppErrorDialog extends BaseErrorDialog implements View.OnClickListener {
39 
40     private final ActivityManagerService mService;
41     private final AppErrorResult mResult;
42     private final ProcessRecord mProc;
43     private final boolean mIsRestartable;
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     static final int APP_INFO = 8;
57 
58     // 5-minute timeout, then we automatically dismiss the crash dialog
59     static final long DISMISS_TIMEOUT = 1000 * 60 * 5;
60 
AppErrorDialog(Context context, ActivityManagerService service, Data data)61     public AppErrorDialog(Context context, ActivityManagerService service, Data data) {
62         super(context);
63         Resources res = context.getResources();
64 
65         mService = service;
66         mProc = data.proc;
67         mResult = data.result;
68         mIsRestartable = (data.taskId != INVALID_TASK_ID || data.isRestartableForService)
69                 && Settings.Global.getInt(context.getContentResolver(),
70                 Settings.Global.SHOW_RESTART_IN_CRASH_DIALOG, 0) != 0;
71         BidiFormatter bidi = BidiFormatter.getInstance();
72 
73         CharSequence name;
74         if ((mProc.pkgList.size() == 1) &&
75                 (name = context.getPackageManager().getApplicationLabel(mProc.info)) != null) {
76             setTitle(res.getString(
77                     data.repeating ? com.android.internal.R.string.aerr_application_repeated
78                             : com.android.internal.R.string.aerr_application,
79                     bidi.unicodeWrap(name.toString()),
80                     bidi.unicodeWrap(mProc.info.processName)));
81         } else {
82             name = mProc.processName;
83             setTitle(res.getString(
84                     data.repeating ? com.android.internal.R.string.aerr_process_repeated
85                             : com.android.internal.R.string.aerr_process,
86                     bidi.unicodeWrap(name.toString())));
87         }
88 
89         setCancelable(true);
90         setCancelMessage(mHandler.obtainMessage(CANCEL));
91 
92         WindowManager.LayoutParams attrs = getWindow().getAttributes();
93         attrs.setTitle("Application Error: " + mProc.info.processName);
94         attrs.privateFlags |= WindowManager.LayoutParams.PRIVATE_FLAG_SYSTEM_ERROR
95                 | WindowManager.LayoutParams.PRIVATE_FLAG_SHOW_FOR_ALL_USERS;
96         getWindow().setAttributes(attrs);
97         if (mProc.isPersistent()) {
98             getWindow().setType(WindowManager.LayoutParams.TYPE_SYSTEM_ERROR);
99         }
100 
101         // After the timeout, pretend the user clicked the quit button
102         mHandler.sendMessageDelayed(
103                 mHandler.obtainMessage(TIMEOUT),
104                 DISMISS_TIMEOUT);
105     }
106 
107     @Override
onCreate(Bundle savedInstanceState)108     protected void onCreate(Bundle savedInstanceState) {
109         super.onCreate(savedInstanceState);
110         final FrameLayout frame = findViewById(android.R.id.custom);
111         final Context context = getContext();
112         LayoutInflater.from(context).inflate(
113                 com.android.internal.R.layout.app_error_dialog, frame, true);
114 
115         final boolean hasReceiver = mProc.errorReportReceiver != null;
116 
117         final TextView restart = findViewById(com.android.internal.R.id.aerr_restart);
118         restart.setOnClickListener(this);
119         restart.setVisibility(mIsRestartable ? View.VISIBLE : View.GONE);
120         final TextView report = findViewById(com.android.internal.R.id.aerr_report);
121         report.setOnClickListener(this);
122         report.setVisibility(hasReceiver ? View.VISIBLE : View.GONE);
123         final TextView close = findViewById(com.android.internal.R.id.aerr_close);
124         close.setOnClickListener(this);
125         final TextView appInfo = findViewById(com.android.internal.R.id.aerr_app_info);
126         appInfo.setOnClickListener(this);
127 
128         boolean showMute = !Build.IS_USER && Settings.Global.getInt(context.getContentResolver(),
129                 Settings.Global.DEVELOPMENT_SETTINGS_ENABLED, 0) != 0
130                 && Settings.Global.getInt(context.getContentResolver(),
131                 Settings.Global.SHOW_MUTE_IN_CRASH_DIALOG, 0) != 0;
132         final TextView mute = findViewById(com.android.internal.R.id.aerr_mute);
133         mute.setOnClickListener(this);
134         mute.setVisibility(showMute ? View.VISIBLE : View.GONE);
135 
136         findViewById(com.android.internal.R.id.customPanel).setVisibility(View.VISIBLE);
137     }
138 
139     @Override
onStart()140     public void onStart() {
141         super.onStart();
142         getContext().registerReceiver(mReceiver,
143                 new IntentFilter(Intent.ACTION_CLOSE_SYSTEM_DIALOGS));
144     }
145 
146     @Override
onStop()147     protected void onStop() {
148         super.onStop();
149         getContext().unregisterReceiver(mReceiver);
150     }
151 
152     private final Handler mHandler = new Handler() {
153         public void handleMessage(Message msg) {
154             setResult(msg.what);
155             dismiss();
156         }
157     };
158 
159     @Override
dismiss()160     public void dismiss() {
161         if (!mResult.mHasResult) {
162             // We are dismissing and the result has not been set...go ahead and set.
163             setResult(FORCE_QUIT);
164         }
165         super.dismiss();
166     }
167 
setResult(int result)168     private void setResult(int result) {
169         synchronized (mService) {
170             if (mProc != null && mProc.crashDialog == AppErrorDialog.this) {
171                 mProc.crashDialog = null;
172             }
173         }
174         mResult.set(result);
175 
176         // Make sure we don't have time timeout still hanging around.
177         mHandler.removeMessages(TIMEOUT);
178     }
179 
180     @Override
onClick(View v)181     public void onClick(View v) {
182         switch (v.getId()) {
183             case com.android.internal.R.id.aerr_restart:
184                 mHandler.obtainMessage(RESTART).sendToTarget();
185                 break;
186             case com.android.internal.R.id.aerr_report:
187                 mHandler.obtainMessage(FORCE_QUIT_AND_REPORT).sendToTarget();
188                 break;
189             case com.android.internal.R.id.aerr_close:
190                 mHandler.obtainMessage(FORCE_QUIT).sendToTarget();
191                 break;
192             case com.android.internal.R.id.aerr_app_info:
193                 mHandler.obtainMessage(APP_INFO).sendToTarget();
194                 break;
195             case com.android.internal.R.id.aerr_mute:
196                 mHandler.obtainMessage(MUTE).sendToTarget();
197                 break;
198             default:
199                 break;
200         }
201     }
202 
203     private final BroadcastReceiver mReceiver = new BroadcastReceiver() {
204         @Override
205         public void onReceive(Context context, Intent intent) {
206             if (Intent.ACTION_CLOSE_SYSTEM_DIALOGS.equals(intent.getAction())) {
207                 cancel();
208             }
209         }
210     };
211 
212     static class Data {
213         AppErrorResult result;
214         int taskId;
215         boolean repeating;
216         ProcessRecord proc;
217         boolean isRestartableForService;
218     }
219 }
220