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
17package com.android.server.am;
18
19import android.content.BroadcastReceiver;
20import android.content.Context;
21import android.content.Intent;
22import android.content.IntentFilter;
23import android.content.res.Resources;
24import android.os.Build;
25import android.os.Bundle;
26import android.os.Handler;
27import android.os.Message;
28import android.provider.Settings;
29import android.text.BidiFormatter;
30import android.view.LayoutInflater;
31import android.view.View;
32import android.view.WindowManager;
33import android.widget.FrameLayout;
34import android.widget.TextView;
35
36final 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 mIsRestartable;
42
43    static int CANT_SHOW = -1;
44    static int BACKGROUND_USER = -2;
45    static int ALREADY_SHOWING = -3;
46
47    // Event 'what' codes
48    static final int FORCE_QUIT = 1;
49    static final int FORCE_QUIT_AND_REPORT = 2;
50    static final int RESTART = 3;
51    static final int MUTE = 5;
52    static final int TIMEOUT = 6;
53    static final int CANCEL = 7;
54    static final int APP_INFO = 8;
55
56    // 5-minute timeout, then we automatically dismiss the crash dialog
57    static final long DISMISS_TIMEOUT = 1000 * 60 * 5;
58
59    public AppErrorDialog(Context context, ActivityManagerService service, Data data) {
60        super(context);
61        Resources res = context.getResources();
62
63        mService = service;
64        mProc = data.proc;
65        mResult = data.result;
66        mIsRestartable = (data.task != null || data.isRestartableForService)
67                && Settings.Global.getInt(context.getContentResolver(),
68                Settings.Global.SHOW_RESTART_IN_CRASH_DIALOG, 0) != 0;
69        BidiFormatter bidi = BidiFormatter.getInstance();
70
71        CharSequence name;
72        if ((mProc.pkgList.size() == 1) &&
73                (name = context.getPackageManager().getApplicationLabel(mProc.info)) != null) {
74            setTitle(res.getString(
75                    data.repeating ? com.android.internal.R.string.aerr_application_repeated
76                            : com.android.internal.R.string.aerr_application,
77                    bidi.unicodeWrap(name.toString()),
78                    bidi.unicodeWrap(mProc.info.processName)));
79        } else {
80            name = mProc.processName;
81            setTitle(res.getString(
82                    data.repeating ? com.android.internal.R.string.aerr_process_repeated
83                            : com.android.internal.R.string.aerr_process,
84                    bidi.unicodeWrap(name.toString())));
85        }
86
87        setCancelable(true);
88        setCancelMessage(mHandler.obtainMessage(CANCEL));
89
90        WindowManager.LayoutParams attrs = getWindow().getAttributes();
91        attrs.setTitle("Application Error: " + mProc.info.processName);
92        attrs.privateFlags |= WindowManager.LayoutParams.PRIVATE_FLAG_SYSTEM_ERROR
93                | WindowManager.LayoutParams.PRIVATE_FLAG_SHOW_FOR_ALL_USERS;
94        getWindow().setAttributes(attrs);
95        if (mProc.persistent) {
96            getWindow().setType(WindowManager.LayoutParams.TYPE_SYSTEM_ERROR);
97        }
98
99        // After the timeout, pretend the user clicked the quit button
100        mHandler.sendMessageDelayed(
101                mHandler.obtainMessage(TIMEOUT),
102                DISMISS_TIMEOUT);
103    }
104
105    @Override
106    protected void onCreate(Bundle savedInstanceState) {
107        super.onCreate(savedInstanceState);
108        final FrameLayout frame = findViewById(android.R.id.custom);
109        final Context context = getContext();
110        LayoutInflater.from(context).inflate(
111                com.android.internal.R.layout.app_error_dialog, frame, true);
112
113        final boolean hasReceiver = mProc.errorReportReceiver != null;
114
115        final TextView restart = findViewById(com.android.internal.R.id.aerr_restart);
116        restart.setOnClickListener(this);
117        restart.setVisibility(mIsRestartable ? View.VISIBLE : View.GONE);
118        final TextView report = findViewById(com.android.internal.R.id.aerr_report);
119        report.setOnClickListener(this);
120        report.setVisibility(hasReceiver ? View.VISIBLE : View.GONE);
121        final TextView close = findViewById(com.android.internal.R.id.aerr_close);
122        close.setOnClickListener(this);
123        final TextView appInfo = findViewById(com.android.internal.R.id.aerr_app_info);
124        appInfo.setOnClickListener(this);
125
126        boolean showMute = !Build.IS_USER && Settings.Global.getInt(context.getContentResolver(),
127                Settings.Global.DEVELOPMENT_SETTINGS_ENABLED, 0) != 0
128                && Settings.Global.getInt(context.getContentResolver(),
129                Settings.Global.SHOW_MUTE_IN_CRASH_DIALOG, 0) != 0;
130        final TextView mute = findViewById(com.android.internal.R.id.aerr_mute);
131        mute.setOnClickListener(this);
132        mute.setVisibility(showMute ? View.VISIBLE : View.GONE);
133
134        findViewById(com.android.internal.R.id.customPanel).setVisibility(View.VISIBLE);
135    }
136
137    @Override
138    public void onStart() {
139        super.onStart();
140        getContext().registerReceiver(mReceiver,
141                new IntentFilter(Intent.ACTION_CLOSE_SYSTEM_DIALOGS));
142    }
143
144    @Override
145    protected void onStop() {
146        super.onStop();
147        getContext().unregisterReceiver(mReceiver);
148    }
149
150    private final Handler mHandler = new Handler() {
151        public void handleMessage(Message msg) {
152            setResult(msg.what);
153            dismiss();
154        }
155    };
156
157    @Override
158    public void dismiss() {
159        if (!mResult.mHasResult) {
160            // We are dismissing and the result has not been set...go ahead and set.
161            setResult(FORCE_QUIT);
162        }
163        super.dismiss();
164    }
165
166    private void setResult(int result) {
167        synchronized (mService) {
168            if (mProc != null && mProc.crashDialog == AppErrorDialog.this) {
169                mProc.crashDialog = null;
170            }
171        }
172        mResult.set(result);
173
174        // Make sure we don't have time timeout still hanging around.
175        mHandler.removeMessages(TIMEOUT);
176    }
177
178    @Override
179    public void onClick(View v) {
180        switch (v.getId()) {
181            case com.android.internal.R.id.aerr_restart:
182                mHandler.obtainMessage(RESTART).sendToTarget();
183                break;
184            case com.android.internal.R.id.aerr_report:
185                mHandler.obtainMessage(FORCE_QUIT_AND_REPORT).sendToTarget();
186                break;
187            case com.android.internal.R.id.aerr_close:
188                mHandler.obtainMessage(FORCE_QUIT).sendToTarget();
189                break;
190            case com.android.internal.R.id.aerr_app_info:
191                mHandler.obtainMessage(APP_INFO).sendToTarget();
192                break;
193            case com.android.internal.R.id.aerr_mute:
194                mHandler.obtainMessage(MUTE).sendToTarget();
195                break;
196            default:
197                break;
198        }
199    }
200
201    private final BroadcastReceiver mReceiver = new BroadcastReceiver() {
202        @Override
203        public void onReceive(Context context, Intent intent) {
204            if (Intent.ACTION_CLOSE_SYSTEM_DIALOGS.equals(intent.getAction())) {
205                cancel();
206            }
207        }
208    };
209
210    static class Data {
211        AppErrorResult result;
212        TaskRecord task;
213        boolean repeating;
214        ProcessRecord proc;
215        boolean isRestartableForService;
216    }
217}
218