Settings.java revision 635afd0a80dcced2c6375b16e93e8b4c6332dd0b
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 android.provider;
18
19import android.annotation.SdkConstant;
20import android.annotation.SdkConstant.SdkConstantType;
21import android.app.SearchManager;
22import android.app.WallpaperManager;
23import android.content.ComponentName;
24import android.content.ContentResolver;
25import android.content.ContentValues;
26import android.content.Context;
27import android.content.IContentProvider;
28import android.content.Intent;
29import android.content.pm.ActivityInfo;
30import android.content.pm.PackageManager;
31import android.content.pm.ResolveInfo;
32import android.content.res.Configuration;
33import android.content.res.Resources;
34import android.database.Cursor;
35import android.database.SQLException;
36import android.location.LocationManager;
37import android.net.ConnectivityManager;
38import android.net.Uri;
39import android.net.wifi.WifiManager;
40import android.os.BatteryManager;
41import android.os.Bundle;
42import android.os.DropBoxManager;
43import android.os.IBinder;
44import android.os.Process;
45import android.os.RemoteException;
46import android.os.ServiceManager;
47import android.os.SystemProperties;
48import android.os.UserHandle;
49import android.os.Build.VERSION_CODES;
50import android.speech.tts.TextToSpeech;
51import android.text.TextUtils;
52import android.util.AndroidException;
53import android.util.Log;
54
55import com.android.internal.widget.ILockSettings;
56
57import java.net.URISyntaxException;
58import java.util.HashMap;
59import java.util.HashSet;
60import java.util.Locale;
61
62/**
63 * The Settings provider contains global system-level device preferences.
64 */
65public final class Settings {
66
67    // Intent actions for Settings
68
69    /**
70     * Activity Action: Show system settings.
71     * <p>
72     * Input: Nothing.
73     * <p>
74     * Output: Nothing.
75     */
76    @SdkConstant(SdkConstantType.ACTIVITY_INTENT_ACTION)
77    public static final String ACTION_SETTINGS = "android.settings.SETTINGS";
78
79    /**
80     * Activity Action: Show settings to allow configuration of APNs.
81     * <p>
82     * Input: Nothing.
83     * <p>
84     * Output: Nothing.
85     */
86    @SdkConstant(SdkConstantType.ACTIVITY_INTENT_ACTION)
87    public static final String ACTION_APN_SETTINGS = "android.settings.APN_SETTINGS";
88
89    /**
90     * Activity Action: Show settings to allow configuration of current location
91     * sources.
92     * <p>
93     * In some cases, a matching Activity may not exist, so ensure you
94     * safeguard against this.
95     * <p>
96     * Input: Nothing.
97     * <p>
98     * Output: Nothing.
99     */
100    @SdkConstant(SdkConstantType.ACTIVITY_INTENT_ACTION)
101    public static final String ACTION_LOCATION_SOURCE_SETTINGS =
102            "android.settings.LOCATION_SOURCE_SETTINGS";
103
104    /**
105     * Activity Action: Show settings to allow configuration of wireless controls
106     * such as Wi-Fi, Bluetooth and Mobile networks.
107     * <p>
108     * In some cases, a matching Activity may not exist, so ensure you
109     * safeguard against this.
110     * <p>
111     * Input: Nothing.
112     * <p>
113     * Output: Nothing.
114     */
115    @SdkConstant(SdkConstantType.ACTIVITY_INTENT_ACTION)
116    public static final String ACTION_WIRELESS_SETTINGS =
117            "android.settings.WIRELESS_SETTINGS";
118
119    /**
120     * Activity Action: Show settings to allow entering/exiting airplane mode.
121     * <p>
122     * In some cases, a matching Activity may not exist, so ensure you
123     * safeguard against this.
124     * <p>
125     * Input: Nothing.
126     * <p>
127     * Output: Nothing.
128     */
129    @SdkConstant(SdkConstantType.ACTIVITY_INTENT_ACTION)
130    public static final String ACTION_AIRPLANE_MODE_SETTINGS =
131            "android.settings.AIRPLANE_MODE_SETTINGS";
132
133    /**
134     * Activity Action: Show settings for accessibility modules.
135     * <p>
136     * In some cases, a matching Activity may not exist, so ensure you
137     * safeguard against this.
138     * <p>
139     * Input: Nothing.
140     * <p>
141     * Output: Nothing.
142     */
143    @SdkConstant(SdkConstantType.ACTIVITY_INTENT_ACTION)
144    public static final String ACTION_ACCESSIBILITY_SETTINGS =
145            "android.settings.ACCESSIBILITY_SETTINGS";
146
147    /**
148     * Activity Action: Show settings to allow configuration of security and
149     * location privacy.
150     * <p>
151     * In some cases, a matching Activity may not exist, so ensure you
152     * safeguard against this.
153     * <p>
154     * Input: Nothing.
155     * <p>
156     * Output: Nothing.
157     */
158    @SdkConstant(SdkConstantType.ACTIVITY_INTENT_ACTION)
159    public static final String ACTION_SECURITY_SETTINGS =
160            "android.settings.SECURITY_SETTINGS";
161
162    /**
163     * Activity Action: Show trusted credentials settings, opening to the user tab,
164     * to allow management of installed credentials.
165     * <p>
166     * In some cases, a matching Activity may not exist, so ensure you
167     * safeguard against this.
168     * <p>
169     * Input: Nothing.
170     * <p>
171     * Output: Nothing.
172     * @hide
173     */
174    @SdkConstant(SdkConstantType.ACTIVITY_INTENT_ACTION)
175    public static final String ACTION_TRUSTED_CREDENTIALS_USER =
176            "com.android.settings.TRUSTED_CREDENTIALS_USER";
177
178    /**
179     * Activity Action: Show dialog explaining that an installed CA cert may enable
180     * monitoring of encrypted network traffic.
181     * <p>
182     * In some cases, a matching Activity may not exist, so ensure you
183     * safeguard against this.
184     * <p>
185     * Input: Nothing.
186     * <p>
187     * Output: Nothing.
188     * @hide
189     */
190    @SdkConstant(SdkConstantType.ACTIVITY_INTENT_ACTION)
191    public static final String ACTION_MONITORING_CERT_INFO =
192            "com.android.settings.MONITORING_CERT_INFO";
193
194    /**
195     * Activity Action: Show settings to allow configuration of privacy options.
196     * <p>
197     * In some cases, a matching Activity may not exist, so ensure you
198     * safeguard against this.
199     * <p>
200     * Input: Nothing.
201     * <p>
202     * Output: Nothing.
203     */
204    @SdkConstant(SdkConstantType.ACTIVITY_INTENT_ACTION)
205    public static final String ACTION_PRIVACY_SETTINGS =
206            "android.settings.PRIVACY_SETTINGS";
207
208    /**
209     * Activity Action: Show settings to allow configuration of Wi-Fi.
210
211     * <p>
212     * In some cases, a matching Activity may not exist, so ensure you
213     * safeguard against this.
214     * <p>
215     * Input: Nothing.
216     * <p>
217     * Output: Nothing.
218
219     */
220    @SdkConstant(SdkConstantType.ACTIVITY_INTENT_ACTION)
221    public static final String ACTION_WIFI_SETTINGS =
222            "android.settings.WIFI_SETTINGS";
223
224    /**
225     * Activity Action: Show settings to allow configuration of a static IP
226     * address for Wi-Fi.
227     * <p>
228     * In some cases, a matching Activity may not exist, so ensure you safeguard
229     * against this.
230     * <p>
231     * Input: Nothing.
232     * <p>
233     * Output: Nothing.
234     */
235    @SdkConstant(SdkConstantType.ACTIVITY_INTENT_ACTION)
236    public static final String ACTION_WIFI_IP_SETTINGS =
237            "android.settings.WIFI_IP_SETTINGS";
238
239    /**
240     * Activity Action: Show settings to allow configuration of Bluetooth.
241     * <p>
242     * In some cases, a matching Activity may not exist, so ensure you
243     * safeguard against this.
244     * <p>
245     * Input: Nothing.
246     * <p>
247     * Output: Nothing.
248     */
249    @SdkConstant(SdkConstantType.ACTIVITY_INTENT_ACTION)
250    public static final String ACTION_BLUETOOTH_SETTINGS =
251            "android.settings.BLUETOOTH_SETTINGS";
252
253    /**
254     * Activity Action: Show settings to allow configuration of Wifi Displays.
255     * <p>
256     * In some cases, a matching Activity may not exist, so ensure you
257     * safeguard against this.
258     * <p>
259     * Input: Nothing.
260     * <p>
261     * Output: Nothing.
262     * @hide
263     */
264    @SdkConstant(SdkConstantType.ACTIVITY_INTENT_ACTION)
265    public static final String ACTION_WIFI_DISPLAY_SETTINGS =
266            "android.settings.WIFI_DISPLAY_SETTINGS";
267
268    /**
269     * Activity Action: Show settings to allow configuration of date and time.
270     * <p>
271     * In some cases, a matching Activity may not exist, so ensure you
272     * safeguard against this.
273     * <p>
274     * Input: Nothing.
275     * <p>
276     * Output: Nothing.
277     */
278    @SdkConstant(SdkConstantType.ACTIVITY_INTENT_ACTION)
279    public static final String ACTION_DATE_SETTINGS =
280            "android.settings.DATE_SETTINGS";
281
282    /**
283     * Activity Action: Show settings to allow configuration of sound and volume.
284     * <p>
285     * In some cases, a matching Activity may not exist, so ensure you
286     * safeguard against this.
287     * <p>
288     * Input: Nothing.
289     * <p>
290     * Output: Nothing.
291     */
292    @SdkConstant(SdkConstantType.ACTIVITY_INTENT_ACTION)
293    public static final String ACTION_SOUND_SETTINGS =
294            "android.settings.SOUND_SETTINGS";
295
296    /**
297     * Activity Action: Show settings to allow configuration of display.
298     * <p>
299     * In some cases, a matching Activity may not exist, so ensure you
300     * safeguard against this.
301     * <p>
302     * Input: Nothing.
303     * <p>
304     * Output: Nothing.
305     */
306    @SdkConstant(SdkConstantType.ACTIVITY_INTENT_ACTION)
307    public static final String ACTION_DISPLAY_SETTINGS =
308            "android.settings.DISPLAY_SETTINGS";
309
310    /**
311     * Activity Action: Show settings to allow configuration of locale.
312     * <p>
313     * In some cases, a matching Activity may not exist, so ensure you
314     * safeguard against this.
315     * <p>
316     * Input: Nothing.
317     * <p>
318     * Output: Nothing.
319     */
320    @SdkConstant(SdkConstantType.ACTIVITY_INTENT_ACTION)
321    public static final String ACTION_LOCALE_SETTINGS =
322            "android.settings.LOCALE_SETTINGS";
323
324    /**
325     * Activity Action: Show settings to configure input methods, in particular
326     * allowing the user to enable input methods.
327     * <p>
328     * In some cases, a matching Activity may not exist, so ensure you
329     * safeguard against this.
330     * <p>
331     * Input: Nothing.
332     * <p>
333     * Output: Nothing.
334     */
335    @SdkConstant(SdkConstantType.ACTIVITY_INTENT_ACTION)
336    public static final String ACTION_INPUT_METHOD_SETTINGS =
337            "android.settings.INPUT_METHOD_SETTINGS";
338
339    /**
340     * Activity Action: Show settings to enable/disable input method subtypes.
341     * <p>
342     * In some cases, a matching Activity may not exist, so ensure you
343     * safeguard against this.
344     * <p>
345     * To tell which input method's subtypes are displayed in the settings, add
346     * {@link #EXTRA_INPUT_METHOD_ID} extra to this Intent with the input method id.
347     * If there is no extra in this Intent, subtypes from all installed input methods
348     * will be displayed in the settings.
349     *
350     * @see android.view.inputmethod.InputMethodInfo#getId
351     * <p>
352     * Input: Nothing.
353     * <p>
354     * Output: Nothing.
355     */
356    @SdkConstant(SdkConstantType.ACTIVITY_INTENT_ACTION)
357    public static final String ACTION_INPUT_METHOD_SUBTYPE_SETTINGS =
358            "android.settings.INPUT_METHOD_SUBTYPE_SETTINGS";
359
360    /**
361     * Activity Action: Show a dialog to select input method.
362     * <p>
363     * In some cases, a matching Activity may not exist, so ensure you
364     * safeguard against this.
365     * <p>
366     * Input: Nothing.
367     * <p>
368     * Output: Nothing.
369     * @hide
370     */
371    @SdkConstant(SdkConstantType.ACTIVITY_INTENT_ACTION)
372    public static final String ACTION_SHOW_INPUT_METHOD_PICKER =
373            "android.settings.SHOW_INPUT_METHOD_PICKER";
374
375    /**
376     * Activity Action: Show settings to manage the user input dictionary.
377     * <p>
378     * Starting with {@link android.os.Build.VERSION_CODES#KITKAT},
379     * it is guaranteed there will always be an appropriate implementation for this Intent action.
380     * In prior releases of the platform this was optional, so ensure you safeguard against it.
381     * <p>
382     * Input: Nothing.
383     * <p>
384     * Output: Nothing.
385     */
386    @SdkConstant(SdkConstantType.ACTIVITY_INTENT_ACTION)
387    public static final String ACTION_USER_DICTIONARY_SETTINGS =
388            "android.settings.USER_DICTIONARY_SETTINGS";
389
390    /**
391     * Activity Action: Adds a word to the user dictionary.
392     * <p>
393     * In some cases, a matching Activity may not exist, so ensure you
394     * safeguard against this.
395     * <p>
396     * Input: An extra with key <code>word</code> that contains the word
397     * that should be added to the dictionary.
398     * <p>
399     * Output: Nothing.
400     *
401     * @hide
402     */
403    @SdkConstant(SdkConstantType.ACTIVITY_INTENT_ACTION)
404    public static final String ACTION_USER_DICTIONARY_INSERT =
405            "com.android.settings.USER_DICTIONARY_INSERT";
406
407    /**
408     * Activity Action: Show settings to allow configuration of application-related settings.
409     * <p>
410     * In some cases, a matching Activity may not exist, so ensure you
411     * safeguard against this.
412     * <p>
413     * Input: Nothing.
414     * <p>
415     * Output: Nothing.
416     */
417    @SdkConstant(SdkConstantType.ACTIVITY_INTENT_ACTION)
418    public static final String ACTION_APPLICATION_SETTINGS =
419            "android.settings.APPLICATION_SETTINGS";
420
421    /**
422     * Activity Action: Show settings to allow configuration of application
423     * development-related settings.  As of
424     * {@link android.os.Build.VERSION_CODES#JELLY_BEAN_MR1} this action is
425     * a required part of the platform.
426     * <p>
427     * Input: Nothing.
428     * <p>
429     * Output: Nothing.
430     */
431    @SdkConstant(SdkConstantType.ACTIVITY_INTENT_ACTION)
432    public static final String ACTION_APPLICATION_DEVELOPMENT_SETTINGS =
433            "android.settings.APPLICATION_DEVELOPMENT_SETTINGS";
434
435    /**
436     * Activity Action: Show settings to allow configuration of quick launch shortcuts.
437     * <p>
438     * In some cases, a matching Activity may not exist, so ensure you
439     * safeguard against this.
440     * <p>
441     * Input: Nothing.
442     * <p>
443     * Output: Nothing.
444     */
445    @SdkConstant(SdkConstantType.ACTIVITY_INTENT_ACTION)
446    public static final String ACTION_QUICK_LAUNCH_SETTINGS =
447            "android.settings.QUICK_LAUNCH_SETTINGS";
448
449    /**
450     * Activity Action: Show settings to manage installed applications.
451     * <p>
452     * In some cases, a matching Activity may not exist, so ensure you
453     * safeguard against this.
454     * <p>
455     * Input: Nothing.
456     * <p>
457     * Output: Nothing.
458     */
459    @SdkConstant(SdkConstantType.ACTIVITY_INTENT_ACTION)
460    public static final String ACTION_MANAGE_APPLICATIONS_SETTINGS =
461            "android.settings.MANAGE_APPLICATIONS_SETTINGS";
462
463    /**
464     * Activity Action: Show settings to manage all applications.
465     * <p>
466     * In some cases, a matching Activity may not exist, so ensure you
467     * safeguard against this.
468     * <p>
469     * Input: Nothing.
470     * <p>
471     * Output: Nothing.
472     */
473    @SdkConstant(SdkConstantType.ACTIVITY_INTENT_ACTION)
474    public static final String ACTION_MANAGE_ALL_APPLICATIONS_SETTINGS =
475            "android.settings.MANAGE_ALL_APPLICATIONS_SETTINGS";
476
477    /**
478     * Activity Action: Show screen of details about a particular application.
479     * <p>
480     * In some cases, a matching Activity may not exist, so ensure you
481     * safeguard against this.
482     * <p>
483     * Input: The Intent's data URI specifies the application package name
484     * to be shown, with the "package" scheme.  That is "package:com.my.app".
485     * <p>
486     * Output: Nothing.
487     */
488    @SdkConstant(SdkConstantType.ACTIVITY_INTENT_ACTION)
489    public static final String ACTION_APPLICATION_DETAILS_SETTINGS =
490            "android.settings.APPLICATION_DETAILS_SETTINGS";
491
492    /**
493     * @hide
494     * Activity Action: Show the "app ops" settings screen.
495     * <p>
496     * Input: Nothing.
497     * <p>
498     * Output: Nothing.
499     */
500    @SdkConstant(SdkConstantType.ACTIVITY_INTENT_ACTION)
501    public static final String ACTION_APP_OPS_SETTINGS =
502            "android.settings.APP_OPS_SETTINGS";
503
504    /**
505     * Activity Action: Show settings for system update functionality.
506     * <p>
507     * In some cases, a matching Activity may not exist, so ensure you
508     * safeguard against this.
509     * <p>
510     * Input: Nothing.
511     * <p>
512     * Output: Nothing.
513     *
514     * @hide
515     */
516    @SdkConstant(SdkConstantType.ACTIVITY_INTENT_ACTION)
517    public static final String ACTION_SYSTEM_UPDATE_SETTINGS =
518            "android.settings.SYSTEM_UPDATE_SETTINGS";
519
520    /**
521     * Activity Action: Show settings to allow configuration of sync settings.
522     * <p>
523     * In some cases, a matching Activity may not exist, so ensure you
524     * safeguard against this.
525     * <p>
526     * The account types available to add via the add account button may be restricted by adding an
527     * {@link #EXTRA_AUTHORITIES} extra to this Intent with one or more syncable content provider's
528     * authorities. Only account types which can sync with that content provider will be offered to
529     * the user.
530     * <p>
531     * Input: Nothing.
532     * <p>
533     * Output: Nothing.
534     */
535    @SdkConstant(SdkConstantType.ACTIVITY_INTENT_ACTION)
536    public static final String ACTION_SYNC_SETTINGS =
537            "android.settings.SYNC_SETTINGS";
538
539    /**
540     * Activity Action: Show add account screen for creating a new account.
541     * <p>
542     * In some cases, a matching Activity may not exist, so ensure you
543     * safeguard against this.
544     * <p>
545     * The account types available to add may be restricted by adding an {@link #EXTRA_AUTHORITIES}
546     * extra to the Intent with one or more syncable content provider's authorities.  Only account
547     * types which can sync with that content provider will be offered to the user.
548     * <p>
549     * Account types can also be filtered by adding an {@link #EXTRA_ACCOUNT_TYPES} extra to the
550     * Intent with one or more account types.
551     * <p>
552     * Input: Nothing.
553     * <p>
554     * Output: Nothing.
555     */
556    @SdkConstant(SdkConstantType.ACTIVITY_INTENT_ACTION)
557    public static final String ACTION_ADD_ACCOUNT =
558            "android.settings.ADD_ACCOUNT_SETTINGS";
559
560    /**
561     * Activity Action: Show settings for selecting the network operator.
562     * <p>
563     * In some cases, a matching Activity may not exist, so ensure you
564     * safeguard against this.
565     * <p>
566     * Input: Nothing.
567     * <p>
568     * Output: Nothing.
569     */
570    @SdkConstant(SdkConstantType.ACTIVITY_INTENT_ACTION)
571    public static final String ACTION_NETWORK_OPERATOR_SETTINGS =
572            "android.settings.NETWORK_OPERATOR_SETTINGS";
573
574    /**
575     * Activity Action: Show settings for selection of 2G/3G.
576     * <p>
577     * In some cases, a matching Activity may not exist, so ensure you
578     * safeguard against this.
579     * <p>
580     * Input: Nothing.
581     * <p>
582     * Output: Nothing.
583     */
584    @SdkConstant(SdkConstantType.ACTIVITY_INTENT_ACTION)
585    public static final String ACTION_DATA_ROAMING_SETTINGS =
586            "android.settings.DATA_ROAMING_SETTINGS";
587
588    /**
589     * Activity Action: Show settings for internal storage.
590     * <p>
591     * In some cases, a matching Activity may not exist, so ensure you
592     * safeguard against this.
593     * <p>
594     * Input: Nothing.
595     * <p>
596     * Output: Nothing.
597     */
598    @SdkConstant(SdkConstantType.ACTIVITY_INTENT_ACTION)
599    public static final String ACTION_INTERNAL_STORAGE_SETTINGS =
600            "android.settings.INTERNAL_STORAGE_SETTINGS";
601    /**
602     * Activity Action: Show settings for memory card storage.
603     * <p>
604     * In some cases, a matching Activity may not exist, so ensure you
605     * safeguard against this.
606     * <p>
607     * Input: Nothing.
608     * <p>
609     * Output: Nothing.
610     */
611    @SdkConstant(SdkConstantType.ACTIVITY_INTENT_ACTION)
612    public static final String ACTION_MEMORY_CARD_SETTINGS =
613            "android.settings.MEMORY_CARD_SETTINGS";
614
615    /**
616     * Activity Action: Show settings for global search.
617     * <p>
618     * In some cases, a matching Activity may not exist, so ensure you
619     * safeguard against this.
620     * <p>
621     * Input: Nothing.
622     * <p>
623     * Output: Nothing
624     */
625    @SdkConstant(SdkConstantType.ACTIVITY_INTENT_ACTION)
626    public static final String ACTION_SEARCH_SETTINGS =
627        "android.search.action.SEARCH_SETTINGS";
628
629    /**
630     * Activity Action: Show general device information settings (serial
631     * number, software version, phone number, etc.).
632     * <p>
633     * In some cases, a matching Activity may not exist, so ensure you
634     * safeguard against this.
635     * <p>
636     * Input: Nothing.
637     * <p>
638     * Output: Nothing
639     */
640    @SdkConstant(SdkConstantType.ACTIVITY_INTENT_ACTION)
641    public static final String ACTION_DEVICE_INFO_SETTINGS =
642        "android.settings.DEVICE_INFO_SETTINGS";
643
644    /**
645     * Activity Action: Show NFC settings.
646     * <p>
647     * This shows UI that allows NFC to be turned on or off.
648     * <p>
649     * In some cases, a matching Activity may not exist, so ensure you
650     * safeguard against this.
651     * <p>
652     * Input: Nothing.
653     * <p>
654     * Output: Nothing
655     * @see android.nfc.NfcAdapter#isEnabled()
656     */
657    @SdkConstant(SdkConstantType.ACTIVITY_INTENT_ACTION)
658    public static final String ACTION_NFC_SETTINGS = "android.settings.NFC_SETTINGS";
659
660    /**
661     * Activity Action: Show NFC Sharing settings.
662     * <p>
663     * This shows UI that allows NDEF Push (Android Beam) to be turned on or
664     * off.
665     * <p>
666     * In some cases, a matching Activity may not exist, so ensure you
667     * safeguard against this.
668     * <p>
669     * Input: Nothing.
670     * <p>
671     * Output: Nothing
672     * @see android.nfc.NfcAdapter#isNdefPushEnabled()
673     */
674    @SdkConstant(SdkConstantType.ACTIVITY_INTENT_ACTION)
675    public static final String ACTION_NFCSHARING_SETTINGS =
676        "android.settings.NFCSHARING_SETTINGS";
677
678    /**
679     * Activity Action: Show NFC Tap & Pay settings
680     * <p>
681     * This shows UI that allows the user to configure Tap&Pay
682     * settings.
683     * <p>
684     * In some cases, a matching Activity may not exist, so ensure you
685     * safeguard against this.
686     * <p>
687     * Input: Nothing.
688     * <p>
689     * Output: Nothing
690     */
691    @SdkConstant(SdkConstantType.ACTIVITY_INTENT_ACTION)
692    public static final String ACTION_NFC_PAYMENT_SETTINGS =
693        "android.settings.NFC_PAYMENT_SETTINGS";
694
695    /**
696     * Activity Action: Show Daydream settings.
697     * <p>
698     * In some cases, a matching Activity may not exist, so ensure you
699     * safeguard against this.
700     * <p>
701     * Input: Nothing.
702     * <p>
703     * Output: Nothing.
704     * @see android.service.dreams.DreamService
705     */
706    @SdkConstant(SdkConstantType.ACTIVITY_INTENT_ACTION)
707    public static final String ACTION_DREAM_SETTINGS = "android.settings.DREAM_SETTINGS";
708
709    /**
710     * Activity Action: Show Notification listener settings.
711     * <p>
712     * In some cases, a matching Activity may not exist, so ensure you
713     * safeguard against this.
714     * <p>
715     * Input: Nothing.
716     * <p>
717     * Output: Nothing.
718     * @see android.service.notification.NotificationListenerService
719     * @hide
720     */
721    @SdkConstant(SdkConstantType.ACTIVITY_INTENT_ACTION)
722    public static final String ACTION_NOTIFICATION_LISTENER_SETTINGS
723            = "android.settings.NOTIFICATION_LISTENER_SETTINGS";
724
725    /**
726     * @hide
727     */
728    @SdkConstant(SdkConstantType.ACTIVITY_INTENT_ACTION)
729    public static final String ACTION_CONDITION_PROVIDER_SETTINGS
730            = "android.settings.ACTION_CONDITION_PROVIDER_SETTINGS";
731
732    /**
733     * Activity Action: Show settings for video captioning.
734     * <p>
735     * In some cases, a matching Activity may not exist, so ensure you safeguard
736     * against this.
737     * <p>
738     * Input: Nothing.
739     * <p>
740     * Output: Nothing.
741     */
742    @SdkConstant(SdkConstantType.ACTIVITY_INTENT_ACTION)
743    public static final String ACTION_CAPTIONING_SETTINGS = "android.settings.CAPTIONING_SETTINGS";
744
745    /**
746     * Activity Action: Show the top level print settings.
747     * <p>
748     * In some cases, a matching Activity may not exist, so ensure you
749     * safeguard against this.
750     * <p>
751     * Input: Nothing.
752     * <p>
753     * Output: Nothing.
754     */
755    @SdkConstant(SdkConstantType.ACTIVITY_INTENT_ACTION)
756    public static final String ACTION_PRINT_SETTINGS =
757            "android.settings.ACTION_PRINT_SETTINGS";
758
759    /**
760     * Activity Action: Show Zen Mode configuration settings.
761     *
762     * @hide
763     */
764    @SdkConstant(SdkConstantType.ACTIVITY_INTENT_ACTION)
765    public static final String ACTION_ZEN_MODE_SETTINGS = "android.settings.ZEN_MODE_SETTINGS";
766
767    /** {@hide} */
768    @SdkConstant(SdkConstantType.ACTIVITY_INTENT_ACTION)
769    public static final String
770            ACTION_SHOW_REGULATORY_INFO = "android.settings.SHOW_REGULATORY_INFO";
771
772    // End of Intent actions for Settings
773
774    /**
775     * @hide - Private call() method on SettingsProvider to read from 'system' table.
776     */
777    public static final String CALL_METHOD_GET_SYSTEM = "GET_system";
778
779    /**
780     * @hide - Private call() method on SettingsProvider to read from 'secure' table.
781     */
782    public static final String CALL_METHOD_GET_SECURE = "GET_secure";
783
784    /**
785     * @hide - Private call() method on SettingsProvider to read from 'global' table.
786     */
787    public static final String CALL_METHOD_GET_GLOBAL = "GET_global";
788
789    /**
790     * @hide - User handle argument extra to the fast-path call()-based requests
791     */
792    public static final String CALL_METHOD_USER_KEY = "_user";
793
794    /** @hide - Private call() method to write to 'system' table */
795    public static final String CALL_METHOD_PUT_SYSTEM = "PUT_system";
796
797    /** @hide - Private call() method to write to 'secure' table */
798    public static final String CALL_METHOD_PUT_SECURE = "PUT_secure";
799
800    /** @hide - Private call() method to write to 'global' table */
801    public static final String CALL_METHOD_PUT_GLOBAL= "PUT_global";
802
803    /**
804     * Activity Extra: Limit available options in launched activity based on the given authority.
805     * <p>
806     * This can be passed as an extra field in an Activity Intent with one or more syncable content
807     * provider's authorities as a String[]. This field is used by some intents to alter the
808     * behavior of the called activity.
809     * <p>
810     * Example: The {@link #ACTION_ADD_ACCOUNT} intent restricts the account types available based
811     * on the authority given.
812     */
813    public static final String EXTRA_AUTHORITIES = "authorities";
814
815    /**
816     * Activity Extra: Limit available options in launched activity based on the given account
817     * types.
818     * <p>
819     * This can be passed as an extra field in an Activity Intent with one or more account types
820     * as a String[]. This field is used by some intents to alter the behavior of the called
821     * activity.
822     * <p>
823     * Example: The {@link #ACTION_ADD_ACCOUNT} intent restricts the account types to the specified
824     * list.
825     */
826    public static final String EXTRA_ACCOUNT_TYPES = "account_types";
827
828    public static final String EXTRA_INPUT_METHOD_ID = "input_method_id";
829
830    private static final String JID_RESOURCE_PREFIX = "android";
831
832    public static final String AUTHORITY = "settings";
833
834    private static final String TAG = "Settings";
835    private static final boolean LOCAL_LOGV = false;
836
837    // Lock ensures that when enabling/disabling the master location switch, we don't end up
838    // with a partial enable/disable state in multi-threaded situations.
839    private static final Object mLocationSettingsLock = new Object();
840
841    public static class SettingNotFoundException extends AndroidException {
842        public SettingNotFoundException(String msg) {
843            super(msg);
844        }
845    }
846
847    /**
848     * Common base for tables of name/value settings.
849     */
850    public static class NameValueTable implements BaseColumns {
851        public static final String NAME = "name";
852        public static final String VALUE = "value";
853
854        protected static boolean putString(ContentResolver resolver, Uri uri,
855                String name, String value) {
856            // The database will take care of replacing duplicates.
857            try {
858                ContentValues values = new ContentValues();
859                values.put(NAME, name);
860                values.put(VALUE, value);
861                resolver.insert(uri, values);
862                return true;
863            } catch (SQLException e) {
864                Log.w(TAG, "Can't set key " + name + " in " + uri, e);
865                return false;
866            }
867        }
868
869        public static Uri getUriFor(Uri uri, String name) {
870            return Uri.withAppendedPath(uri, name);
871        }
872    }
873
874    // Thread-safe.
875    private static class NameValueCache {
876        private final String mVersionSystemProperty;
877        private final Uri mUri;
878
879        private static final String[] SELECT_VALUE =
880            new String[] { Settings.NameValueTable.VALUE };
881        private static final String NAME_EQ_PLACEHOLDER = "name=?";
882
883        // Must synchronize on 'this' to access mValues and mValuesVersion.
884        private final HashMap<String, String> mValues = new HashMap<String, String>();
885        private long mValuesVersion = 0;
886
887        // Initially null; set lazily and held forever.  Synchronized on 'this'.
888        private IContentProvider mContentProvider = null;
889
890        // The method we'll call (or null, to not use) on the provider
891        // for the fast path of retrieving settings.
892        private final String mCallGetCommand;
893        private final String mCallSetCommand;
894
895        public NameValueCache(String versionSystemProperty, Uri uri,
896                String getCommand, String setCommand) {
897            mVersionSystemProperty = versionSystemProperty;
898            mUri = uri;
899            mCallGetCommand = getCommand;
900            mCallSetCommand = setCommand;
901        }
902
903        private IContentProvider lazyGetProvider(ContentResolver cr) {
904            IContentProvider cp = null;
905            synchronized (this) {
906                cp = mContentProvider;
907                if (cp == null) {
908                    cp = mContentProvider = cr.acquireProvider(mUri.getAuthority());
909                }
910            }
911            return cp;
912        }
913
914        public boolean putStringForUser(ContentResolver cr, String name, String value,
915                final int userHandle) {
916            try {
917                Bundle arg = new Bundle();
918                arg.putString(Settings.NameValueTable.VALUE, value);
919                arg.putInt(CALL_METHOD_USER_KEY, userHandle);
920                IContentProvider cp = lazyGetProvider(cr);
921                cp.call(cr.getPackageName(), mCallSetCommand, name, arg);
922            } catch (RemoteException e) {
923                Log.w(TAG, "Can't set key " + name + " in " + mUri, e);
924                return false;
925            }
926            return true;
927        }
928
929        public String getStringForUser(ContentResolver cr, String name, final int userHandle) {
930            final boolean isSelf = (userHandle == UserHandle.myUserId());
931            if (isSelf) {
932                long newValuesVersion = SystemProperties.getLong(mVersionSystemProperty, 0);
933
934                // Our own user's settings data uses a client-side cache
935                synchronized (this) {
936                    if (mValuesVersion != newValuesVersion) {
937                        if (LOCAL_LOGV || false) {
938                            Log.v(TAG, "invalidate [" + mUri.getLastPathSegment() + "]: current "
939                                    + newValuesVersion + " != cached " + mValuesVersion);
940                        }
941
942                        mValues.clear();
943                        mValuesVersion = newValuesVersion;
944                    }
945
946                    if (mValues.containsKey(name)) {
947                        return mValues.get(name);  // Could be null, that's OK -- negative caching
948                    }
949                }
950            } else {
951                if (LOCAL_LOGV) Log.v(TAG, "get setting for user " + userHandle
952                        + " by user " + UserHandle.myUserId() + " so skipping cache");
953            }
954
955            IContentProvider cp = lazyGetProvider(cr);
956
957            // Try the fast path first, not using query().  If this
958            // fails (alternate Settings provider that doesn't support
959            // this interface?) then we fall back to the query/table
960            // interface.
961            if (mCallGetCommand != null) {
962                try {
963                    Bundle args = null;
964                    if (!isSelf) {
965                        args = new Bundle();
966                        args.putInt(CALL_METHOD_USER_KEY, userHandle);
967                    }
968                    Bundle b = cp.call(cr.getPackageName(), mCallGetCommand, name, args);
969                    if (b != null) {
970                        String value = b.getPairValue();
971                        // Don't update our cache for reads of other users' data
972                        if (isSelf) {
973                            synchronized (this) {
974                                mValues.put(name, value);
975                            }
976                        } else {
977                            if (LOCAL_LOGV) Log.i(TAG, "call-query of user " + userHandle
978                                    + " by " + UserHandle.myUserId()
979                                    + " so not updating cache");
980                        }
981                        return value;
982                    }
983                    // If the response Bundle is null, we fall through
984                    // to the query interface below.
985                } catch (RemoteException e) {
986                    // Not supported by the remote side?  Fall through
987                    // to query().
988                }
989            }
990
991            Cursor c = null;
992            try {
993                c = cp.query(cr.getPackageName(), mUri, SELECT_VALUE, NAME_EQ_PLACEHOLDER,
994                             new String[]{name}, null, null);
995                if (c == null) {
996                    Log.w(TAG, "Can't get key " + name + " from " + mUri);
997                    return null;
998                }
999
1000                String value = c.moveToNext() ? c.getString(0) : null;
1001                synchronized (this) {
1002                    mValues.put(name, value);
1003                }
1004                if (LOCAL_LOGV) {
1005                    Log.v(TAG, "cache miss [" + mUri.getLastPathSegment() + "]: " +
1006                            name + " = " + (value == null ? "(null)" : value));
1007                }
1008                return value;
1009            } catch (RemoteException e) {
1010                Log.w(TAG, "Can't get key " + name + " from " + mUri, e);
1011                return null;  // Return null, but don't cache it.
1012            } finally {
1013                if (c != null) c.close();
1014            }
1015        }
1016    }
1017
1018    /**
1019     * System settings, containing miscellaneous system preferences.  This
1020     * table holds simple name/value pairs.  There are convenience
1021     * functions for accessing individual settings entries.
1022     */
1023    public static final class System extends NameValueTable {
1024        public static final String SYS_PROP_SETTING_VERSION = "sys.settings_system_version";
1025
1026        /**
1027         * The content:// style URL for this table
1028         */
1029        public static final Uri CONTENT_URI =
1030            Uri.parse("content://" + AUTHORITY + "/system");
1031
1032        private static final NameValueCache sNameValueCache = new NameValueCache(
1033                SYS_PROP_SETTING_VERSION,
1034                CONTENT_URI,
1035                CALL_METHOD_GET_SYSTEM,
1036                CALL_METHOD_PUT_SYSTEM);
1037
1038        private static final HashSet<String> MOVED_TO_SECURE;
1039        static {
1040            MOVED_TO_SECURE = new HashSet<String>(30);
1041            MOVED_TO_SECURE.add(Secure.ANDROID_ID);
1042            MOVED_TO_SECURE.add(Secure.HTTP_PROXY);
1043            MOVED_TO_SECURE.add(Secure.LOCATION_PROVIDERS_ALLOWED);
1044            MOVED_TO_SECURE.add(Secure.LOCK_BIOMETRIC_WEAK_FLAGS);
1045            MOVED_TO_SECURE.add(Secure.LOCK_PATTERN_ENABLED);
1046            MOVED_TO_SECURE.add(Secure.LOCK_PATTERN_VISIBLE);
1047            MOVED_TO_SECURE.add(Secure.LOCK_PATTERN_TACTILE_FEEDBACK_ENABLED);
1048            MOVED_TO_SECURE.add(Secure.LOGGING_ID);
1049            MOVED_TO_SECURE.add(Secure.PARENTAL_CONTROL_ENABLED);
1050            MOVED_TO_SECURE.add(Secure.PARENTAL_CONTROL_LAST_UPDATE);
1051            MOVED_TO_SECURE.add(Secure.PARENTAL_CONTROL_REDIRECT_URL);
1052            MOVED_TO_SECURE.add(Secure.SETTINGS_CLASSNAME);
1053            MOVED_TO_SECURE.add(Secure.USE_GOOGLE_MAIL);
1054            MOVED_TO_SECURE.add(Secure.WIFI_NETWORKS_AVAILABLE_NOTIFICATION_ON);
1055            MOVED_TO_SECURE.add(Secure.WIFI_NETWORKS_AVAILABLE_REPEAT_DELAY);
1056            MOVED_TO_SECURE.add(Secure.WIFI_NUM_OPEN_NETWORKS_KEPT);
1057            MOVED_TO_SECURE.add(Secure.WIFI_ON);
1058            MOVED_TO_SECURE.add(Secure.WIFI_WATCHDOG_ACCEPTABLE_PACKET_LOSS_PERCENTAGE);
1059            MOVED_TO_SECURE.add(Secure.WIFI_WATCHDOG_AP_COUNT);
1060            MOVED_TO_SECURE.add(Secure.WIFI_WATCHDOG_BACKGROUND_CHECK_DELAY_MS);
1061            MOVED_TO_SECURE.add(Secure.WIFI_WATCHDOG_BACKGROUND_CHECK_ENABLED);
1062            MOVED_TO_SECURE.add(Secure.WIFI_WATCHDOG_BACKGROUND_CHECK_TIMEOUT_MS);
1063            MOVED_TO_SECURE.add(Secure.WIFI_WATCHDOG_INITIAL_IGNORED_PING_COUNT);
1064            MOVED_TO_SECURE.add(Secure.WIFI_WATCHDOG_MAX_AP_CHECKS);
1065            MOVED_TO_SECURE.add(Secure.WIFI_WATCHDOG_ON);
1066            MOVED_TO_SECURE.add(Secure.WIFI_WATCHDOG_PING_COUNT);
1067            MOVED_TO_SECURE.add(Secure.WIFI_WATCHDOG_PING_DELAY_MS);
1068            MOVED_TO_SECURE.add(Secure.WIFI_WATCHDOG_PING_TIMEOUT_MS);
1069        }
1070
1071        private static final HashSet<String> MOVED_TO_GLOBAL;
1072        private static final HashSet<String> MOVED_TO_SECURE_THEN_GLOBAL;
1073        static {
1074            MOVED_TO_GLOBAL = new HashSet<String>();
1075            MOVED_TO_SECURE_THEN_GLOBAL = new HashSet<String>();
1076
1077            // these were originally in system but migrated to secure in the past,
1078            // so are duplicated in the Secure.* namespace
1079            MOVED_TO_SECURE_THEN_GLOBAL.add(Global.ADB_ENABLED);
1080            MOVED_TO_SECURE_THEN_GLOBAL.add(Global.BLUETOOTH_ON);
1081            MOVED_TO_SECURE_THEN_GLOBAL.add(Global.DATA_ROAMING);
1082            MOVED_TO_SECURE_THEN_GLOBAL.add(Global.DEVICE_PROVISIONED);
1083            MOVED_TO_SECURE_THEN_GLOBAL.add(Global.INSTALL_NON_MARKET_APPS);
1084            MOVED_TO_SECURE_THEN_GLOBAL.add(Global.USB_MASS_STORAGE_ENABLED);
1085            MOVED_TO_SECURE_THEN_GLOBAL.add(Global.HTTP_PROXY);
1086
1087            // these are moving directly from system to global
1088            MOVED_TO_GLOBAL.add(Settings.Global.AIRPLANE_MODE_ON);
1089            MOVED_TO_GLOBAL.add(Settings.Global.AIRPLANE_MODE_RADIOS);
1090            MOVED_TO_GLOBAL.add(Settings.Global.AIRPLANE_MODE_TOGGLEABLE_RADIOS);
1091            MOVED_TO_GLOBAL.add(Settings.Global.AUTO_TIME);
1092            MOVED_TO_GLOBAL.add(Settings.Global.AUTO_TIME_ZONE);
1093            MOVED_TO_GLOBAL.add(Settings.Global.CAR_DOCK_SOUND);
1094            MOVED_TO_GLOBAL.add(Settings.Global.CAR_UNDOCK_SOUND);
1095            MOVED_TO_GLOBAL.add(Settings.Global.DESK_DOCK_SOUND);
1096            MOVED_TO_GLOBAL.add(Settings.Global.DESK_UNDOCK_SOUND);
1097            MOVED_TO_GLOBAL.add(Settings.Global.DOCK_SOUNDS_ENABLED);
1098            MOVED_TO_GLOBAL.add(Settings.Global.LOCK_SOUND);
1099            MOVED_TO_GLOBAL.add(Settings.Global.UNLOCK_SOUND);
1100            MOVED_TO_GLOBAL.add(Settings.Global.LOW_BATTERY_SOUND);
1101            MOVED_TO_GLOBAL.add(Settings.Global.POWER_SOUNDS_ENABLED);
1102            MOVED_TO_GLOBAL.add(Settings.Global.STAY_ON_WHILE_PLUGGED_IN);
1103            MOVED_TO_GLOBAL.add(Settings.Global.WIFI_SLEEP_POLICY);
1104            MOVED_TO_GLOBAL.add(Settings.Global.MODE_RINGER);
1105            MOVED_TO_GLOBAL.add(Settings.Global.WINDOW_ANIMATION_SCALE);
1106            MOVED_TO_GLOBAL.add(Settings.Global.TRANSITION_ANIMATION_SCALE);
1107            MOVED_TO_GLOBAL.add(Settings.Global.ANIMATOR_DURATION_SCALE);
1108            MOVED_TO_GLOBAL.add(Settings.Global.FANCY_IME_ANIMATIONS);
1109            MOVED_TO_GLOBAL.add(Settings.Global.COMPATIBILITY_MODE);
1110            MOVED_TO_GLOBAL.add(Settings.Global.EMERGENCY_TONE);
1111            MOVED_TO_GLOBAL.add(Settings.Global.CALL_AUTO_RETRY);
1112            MOVED_TO_GLOBAL.add(Settings.Global.DEBUG_APP);
1113            MOVED_TO_GLOBAL.add(Settings.Global.WAIT_FOR_DEBUGGER);
1114            MOVED_TO_GLOBAL.add(Settings.Global.SHOW_PROCESSES);
1115            MOVED_TO_GLOBAL.add(Settings.Global.ALWAYS_FINISH_ACTIVITIES);
1116            MOVED_TO_GLOBAL.add(Settings.Global.TZINFO_UPDATE_CONTENT_URL);
1117            MOVED_TO_GLOBAL.add(Settings.Global.TZINFO_UPDATE_METADATA_URL);
1118            MOVED_TO_GLOBAL.add(Settings.Global.SELINUX_UPDATE_CONTENT_URL);
1119            MOVED_TO_GLOBAL.add(Settings.Global.SELINUX_UPDATE_METADATA_URL);
1120            MOVED_TO_GLOBAL.add(Settings.Global.SMS_SHORT_CODES_UPDATE_CONTENT_URL);
1121            MOVED_TO_GLOBAL.add(Settings.Global.SMS_SHORT_CODES_UPDATE_METADATA_URL);
1122            MOVED_TO_GLOBAL.add(Settings.Global.CERT_PIN_UPDATE_CONTENT_URL);
1123            MOVED_TO_GLOBAL.add(Settings.Global.CERT_PIN_UPDATE_METADATA_URL);
1124        }
1125
1126        /** @hide */
1127        public static void getMovedKeys(HashSet<String> outKeySet) {
1128            outKeySet.addAll(MOVED_TO_GLOBAL);
1129            outKeySet.addAll(MOVED_TO_SECURE_THEN_GLOBAL);
1130        }
1131
1132        /** @hide */
1133        public static void getNonLegacyMovedKeys(HashSet<String> outKeySet) {
1134            outKeySet.addAll(MOVED_TO_GLOBAL);
1135        }
1136
1137        /**
1138         * Look up a name in the database.
1139         * @param resolver to access the database with
1140         * @param name to look up in the table
1141         * @return the corresponding value, or null if not present
1142         */
1143        public static String getString(ContentResolver resolver, String name) {
1144            return getStringForUser(resolver, name, UserHandle.myUserId());
1145        }
1146
1147        /** @hide */
1148        public static String getStringForUser(ContentResolver resolver, String name,
1149                int userHandle) {
1150            if (MOVED_TO_SECURE.contains(name)) {
1151                Log.w(TAG, "Setting " + name + " has moved from android.provider.Settings.System"
1152                        + " to android.provider.Settings.Secure, returning read-only value.");
1153                return Secure.getStringForUser(resolver, name, userHandle);
1154            }
1155            if (MOVED_TO_GLOBAL.contains(name) || MOVED_TO_SECURE_THEN_GLOBAL.contains(name)) {
1156                Log.w(TAG, "Setting " + name + " has moved from android.provider.Settings.System"
1157                        + " to android.provider.Settings.Global, returning read-only value.");
1158                return Global.getStringForUser(resolver, name, userHandle);
1159            }
1160            return sNameValueCache.getStringForUser(resolver, name, userHandle);
1161        }
1162
1163        /**
1164         * Store a name/value pair into the database.
1165         * @param resolver to access the database with
1166         * @param name to store
1167         * @param value to associate with the name
1168         * @return true if the value was set, false on database errors
1169         */
1170        public static boolean putString(ContentResolver resolver, String name, String value) {
1171            return putStringForUser(resolver, name, value, UserHandle.myUserId());
1172        }
1173
1174        /** @hide */
1175        public static boolean putStringForUser(ContentResolver resolver, String name, String value,
1176                int userHandle) {
1177            if (MOVED_TO_SECURE.contains(name)) {
1178                Log.w(TAG, "Setting " + name + " has moved from android.provider.Settings.System"
1179                        + " to android.provider.Settings.Secure, value is unchanged.");
1180                return false;
1181            }
1182            if (MOVED_TO_GLOBAL.contains(name) || MOVED_TO_SECURE_THEN_GLOBAL.contains(name)) {
1183                Log.w(TAG, "Setting " + name + " has moved from android.provider.Settings.System"
1184                        + " to android.provider.Settings.Global, value is unchanged.");
1185                return false;
1186            }
1187            return sNameValueCache.putStringForUser(resolver, name, value, userHandle);
1188        }
1189
1190        /**
1191         * Construct the content URI for a particular name/value pair,
1192         * useful for monitoring changes with a ContentObserver.
1193         * @param name to look up in the table
1194         * @return the corresponding content URI, or null if not present
1195         */
1196        public static Uri getUriFor(String name) {
1197            if (MOVED_TO_SECURE.contains(name)) {
1198                Log.w(TAG, "Setting " + name + " has moved from android.provider.Settings.System"
1199                    + " to android.provider.Settings.Secure, returning Secure URI.");
1200                return Secure.getUriFor(Secure.CONTENT_URI, name);
1201            }
1202            if (MOVED_TO_GLOBAL.contains(name) || MOVED_TO_SECURE_THEN_GLOBAL.contains(name)) {
1203                Log.w(TAG, "Setting " + name + " has moved from android.provider.Settings.System"
1204                        + " to android.provider.Settings.Global, returning read-only global URI.");
1205                return Global.getUriFor(Global.CONTENT_URI, name);
1206            }
1207            return getUriFor(CONTENT_URI, name);
1208        }
1209
1210        /**
1211         * Convenience function for retrieving a single system settings value
1212         * as an integer.  Note that internally setting values are always
1213         * stored as strings; this function converts the string to an integer
1214         * for you.  The default value will be returned if the setting is
1215         * not defined or not an integer.
1216         *
1217         * @param cr The ContentResolver to access.
1218         * @param name The name of the setting to retrieve.
1219         * @param def Value to return if the setting is not defined.
1220         *
1221         * @return The setting's current value, or 'def' if it is not defined
1222         * or not a valid integer.
1223         */
1224        public static int getInt(ContentResolver cr, String name, int def) {
1225            return getIntForUser(cr, name, def, UserHandle.myUserId());
1226        }
1227
1228        /** @hide */
1229        public static int getIntForUser(ContentResolver cr, String name, int def, int userHandle) {
1230            String v = getStringForUser(cr, name, userHandle);
1231            try {
1232                return v != null ? Integer.parseInt(v) : def;
1233            } catch (NumberFormatException e) {
1234                return def;
1235            }
1236        }
1237
1238        /**
1239         * Convenience function for retrieving a single system settings value
1240         * as an integer.  Note that internally setting values are always
1241         * stored as strings; this function converts the string to an integer
1242         * for you.
1243         * <p>
1244         * This version does not take a default value.  If the setting has not
1245         * been set, or the string value is not a number,
1246         * it throws {@link SettingNotFoundException}.
1247         *
1248         * @param cr The ContentResolver to access.
1249         * @param name The name of the setting to retrieve.
1250         *
1251         * @throws SettingNotFoundException Thrown if a setting by the given
1252         * name can't be found or the setting value is not an integer.
1253         *
1254         * @return The setting's current value.
1255         */
1256        public static int getInt(ContentResolver cr, String name)
1257                throws SettingNotFoundException {
1258            return getIntForUser(cr, name, UserHandle.myUserId());
1259        }
1260
1261        /** @hide */
1262        public static int getIntForUser(ContentResolver cr, String name, int userHandle)
1263                throws SettingNotFoundException {
1264            String v = getStringForUser(cr, name, userHandle);
1265            try {
1266                return Integer.parseInt(v);
1267            } catch (NumberFormatException e) {
1268                throw new SettingNotFoundException(name);
1269            }
1270        }
1271
1272        /**
1273         * Convenience function for updating a single settings value as an
1274         * integer. This will either create a new entry in the table if the
1275         * given name does not exist, or modify the value of the existing row
1276         * with that name.  Note that internally setting values are always
1277         * stored as strings, so this function converts the given value to a
1278         * string before storing it.
1279         *
1280         * @param cr The ContentResolver to access.
1281         * @param name The name of the setting to modify.
1282         * @param value The new value for the setting.
1283         * @return true if the value was set, false on database errors
1284         */
1285        public static boolean putInt(ContentResolver cr, String name, int value) {
1286            return putIntForUser(cr, name, value, UserHandle.myUserId());
1287        }
1288
1289        /** @hide */
1290        public static boolean putIntForUser(ContentResolver cr, String name, int value,
1291                int userHandle) {
1292            return putStringForUser(cr, name, Integer.toString(value), userHandle);
1293        }
1294
1295        /**
1296         * Convenience function for retrieving a single system settings value
1297         * as a {@code long}.  Note that internally setting values are always
1298         * stored as strings; this function converts the string to a {@code long}
1299         * for you.  The default value will be returned if the setting is
1300         * not defined or not a {@code long}.
1301         *
1302         * @param cr The ContentResolver to access.
1303         * @param name The name of the setting to retrieve.
1304         * @param def Value to return if the setting is not defined.
1305         *
1306         * @return The setting's current value, or 'def' if it is not defined
1307         * or not a valid {@code long}.
1308         */
1309        public static long getLong(ContentResolver cr, String name, long def) {
1310            return getLongForUser(cr, name, def, UserHandle.myUserId());
1311        }
1312
1313        /** @hide */
1314        public static long getLongForUser(ContentResolver cr, String name, long def,
1315                int userHandle) {
1316            String valString = getStringForUser(cr, name, userHandle);
1317            long value;
1318            try {
1319                value = valString != null ? Long.parseLong(valString) : def;
1320            } catch (NumberFormatException e) {
1321                value = def;
1322            }
1323            return value;
1324        }
1325
1326        /**
1327         * Convenience function for retrieving a single system settings value
1328         * as a {@code long}.  Note that internally setting values are always
1329         * stored as strings; this function converts the string to a {@code long}
1330         * for you.
1331         * <p>
1332         * This version does not take a default value.  If the setting has not
1333         * been set, or the string value is not a number,
1334         * it throws {@link SettingNotFoundException}.
1335         *
1336         * @param cr The ContentResolver to access.
1337         * @param name The name of the setting to retrieve.
1338         *
1339         * @return The setting's current value.
1340         * @throws SettingNotFoundException Thrown if a setting by the given
1341         * name can't be found or the setting value is not an integer.
1342         */
1343        public static long getLong(ContentResolver cr, String name)
1344                throws SettingNotFoundException {
1345            return getLongForUser(cr, name, UserHandle.myUserId());
1346        }
1347
1348        /** @hide */
1349        public static long getLongForUser(ContentResolver cr, String name, int userHandle)
1350                throws SettingNotFoundException {
1351            String valString = getStringForUser(cr, name, userHandle);
1352            try {
1353                return Long.parseLong(valString);
1354            } catch (NumberFormatException e) {
1355                throw new SettingNotFoundException(name);
1356            }
1357        }
1358
1359        /**
1360         * Convenience function for updating a single settings value as a long
1361         * integer. This will either create a new entry in the table if the
1362         * given name does not exist, or modify the value of the existing row
1363         * with that name.  Note that internally setting values are always
1364         * stored as strings, so this function converts the given value to a
1365         * string before storing it.
1366         *
1367         * @param cr The ContentResolver to access.
1368         * @param name The name of the setting to modify.
1369         * @param value The new value for the setting.
1370         * @return true if the value was set, false on database errors
1371         */
1372        public static boolean putLong(ContentResolver cr, String name, long value) {
1373            return putLongForUser(cr, name, value, UserHandle.myUserId());
1374        }
1375
1376        /** @hide */
1377        public static boolean putLongForUser(ContentResolver cr, String name, long value,
1378                int userHandle) {
1379            return putStringForUser(cr, name, Long.toString(value), userHandle);
1380        }
1381
1382        /**
1383         * Convenience function for retrieving a single system settings value
1384         * as a floating point number.  Note that internally setting values are
1385         * always stored as strings; this function converts the string to an
1386         * float for you. The default value will be returned if the setting
1387         * is not defined or not a valid float.
1388         *
1389         * @param cr The ContentResolver to access.
1390         * @param name The name of the setting to retrieve.
1391         * @param def Value to return if the setting is not defined.
1392         *
1393         * @return The setting's current value, or 'def' if it is not defined
1394         * or not a valid float.
1395         */
1396        public static float getFloat(ContentResolver cr, String name, float def) {
1397            return getFloatForUser(cr, name, def, UserHandle.myUserId());
1398        }
1399
1400        /** @hide */
1401        public static float getFloatForUser(ContentResolver cr, String name, float def,
1402                int userHandle) {
1403            String v = getStringForUser(cr, name, userHandle);
1404            try {
1405                return v != null ? Float.parseFloat(v) : def;
1406            } catch (NumberFormatException e) {
1407                return def;
1408            }
1409        }
1410
1411        /**
1412         * Convenience function for retrieving a single system settings value
1413         * as a float.  Note that internally setting values are always
1414         * stored as strings; this function converts the string to a float
1415         * for you.
1416         * <p>
1417         * This version does not take a default value.  If the setting has not
1418         * been set, or the string value is not a number,
1419         * it throws {@link SettingNotFoundException}.
1420         *
1421         * @param cr The ContentResolver to access.
1422         * @param name The name of the setting to retrieve.
1423         *
1424         * @throws SettingNotFoundException Thrown if a setting by the given
1425         * name can't be found or the setting value is not a float.
1426         *
1427         * @return The setting's current value.
1428         */
1429        public static float getFloat(ContentResolver cr, String name)
1430                throws SettingNotFoundException {
1431            return getFloatForUser(cr, name, UserHandle.myUserId());
1432        }
1433
1434        /** @hide */
1435        public static float getFloatForUser(ContentResolver cr, String name, int userHandle)
1436                throws SettingNotFoundException {
1437            String v = getStringForUser(cr, name, userHandle);
1438            if (v == null) {
1439                throw new SettingNotFoundException(name);
1440            }
1441            try {
1442                return Float.parseFloat(v);
1443            } catch (NumberFormatException e) {
1444                throw new SettingNotFoundException(name);
1445            }
1446        }
1447
1448        /**
1449         * Convenience function for updating a single settings value as a
1450         * floating point number. This will either create a new entry in the
1451         * table if the given name does not exist, or modify the value of the
1452         * existing row with that name.  Note that internally setting values
1453         * are always stored as strings, so this function converts the given
1454         * value to a string before storing it.
1455         *
1456         * @param cr The ContentResolver to access.
1457         * @param name The name of the setting to modify.
1458         * @param value The new value for the setting.
1459         * @return true if the value was set, false on database errors
1460         */
1461        public static boolean putFloat(ContentResolver cr, String name, float value) {
1462            return putFloatForUser(cr, name, value, UserHandle.myUserId());
1463        }
1464
1465        /** @hide */
1466        public static boolean putFloatForUser(ContentResolver cr, String name, float value,
1467                int userHandle) {
1468            return putStringForUser(cr, name, Float.toString(value), userHandle);
1469        }
1470
1471        /**
1472         * Convenience function to read all of the current
1473         * configuration-related settings into a
1474         * {@link Configuration} object.
1475         *
1476         * @param cr The ContentResolver to access.
1477         * @param outConfig Where to place the configuration settings.
1478         */
1479        public static void getConfiguration(ContentResolver cr, Configuration outConfig) {
1480            getConfigurationForUser(cr, outConfig, UserHandle.myUserId());
1481        }
1482
1483        /** @hide */
1484        public static void getConfigurationForUser(ContentResolver cr, Configuration outConfig,
1485                int userHandle) {
1486            outConfig.fontScale = Settings.System.getFloatForUser(
1487                cr, FONT_SCALE, outConfig.fontScale, userHandle);
1488            if (outConfig.fontScale < 0) {
1489                outConfig.fontScale = 1;
1490            }
1491        }
1492
1493        /**
1494         * @hide Erase the fields in the Configuration that should be applied
1495         * by the settings.
1496         */
1497        public static void clearConfiguration(Configuration inoutConfig) {
1498            inoutConfig.fontScale = 0;
1499        }
1500
1501        /**
1502         * Convenience function to write a batch of configuration-related
1503         * settings from a {@link Configuration} object.
1504         *
1505         * @param cr The ContentResolver to access.
1506         * @param config The settings to write.
1507         * @return true if the values were set, false on database errors
1508         */
1509        public static boolean putConfiguration(ContentResolver cr, Configuration config) {
1510            return putConfigurationForUser(cr, config, UserHandle.myUserId());
1511        }
1512
1513        /** @hide */
1514        public static boolean putConfigurationForUser(ContentResolver cr, Configuration config,
1515                int userHandle) {
1516            return Settings.System.putFloatForUser(cr, FONT_SCALE, config.fontScale, userHandle);
1517        }
1518
1519        /** @hide */
1520        public static boolean hasInterestingConfigurationChanges(int changes) {
1521            return (changes&ActivityInfo.CONFIG_FONT_SCALE) != 0;
1522        }
1523
1524        /** @deprecated - Do not use */
1525        @Deprecated
1526        public static boolean getShowGTalkServiceStatus(ContentResolver cr) {
1527            return getShowGTalkServiceStatusForUser(cr, UserHandle.myUserId());
1528        }
1529
1530        /**
1531         * @hide
1532         * @deprecated - Do not use
1533         */
1534        public static boolean getShowGTalkServiceStatusForUser(ContentResolver cr,
1535                int userHandle) {
1536            return getIntForUser(cr, SHOW_GTALK_SERVICE_STATUS, 0, userHandle) != 0;
1537        }
1538
1539        /** @deprecated - Do not use */
1540        @Deprecated
1541        public static void setShowGTalkServiceStatus(ContentResolver cr, boolean flag) {
1542            setShowGTalkServiceStatusForUser(cr, flag, UserHandle.myUserId());
1543        }
1544
1545        /**
1546         * @hide
1547         * @deprecated - Do not use
1548         */
1549        @Deprecated
1550        public static void setShowGTalkServiceStatusForUser(ContentResolver cr, boolean flag,
1551                int userHandle) {
1552            putIntForUser(cr, SHOW_GTALK_SERVICE_STATUS, flag ? 1 : 0, userHandle);
1553        }
1554
1555        /**
1556         * @deprecated Use {@link android.provider.Settings.Global#STAY_ON_WHILE_PLUGGED_IN} instead
1557         */
1558        @Deprecated
1559        public static final String STAY_ON_WHILE_PLUGGED_IN = Global.STAY_ON_WHILE_PLUGGED_IN;
1560
1561        /**
1562         * What happens when the user presses the end call button if they're not
1563         * on a call.<br/>
1564         * <b>Values:</b><br/>
1565         * 0 - The end button does nothing.<br/>
1566         * 1 - The end button goes to the home screen.<br/>
1567         * 2 - The end button puts the device to sleep and locks the keyguard.<br/>
1568         * 3 - The end button goes to the home screen.  If the user is already on the
1569         * home screen, it puts the device to sleep.
1570         */
1571        public static final String END_BUTTON_BEHAVIOR = "end_button_behavior";
1572
1573        /**
1574         * END_BUTTON_BEHAVIOR value for "go home".
1575         * @hide
1576         */
1577        public static final int END_BUTTON_BEHAVIOR_HOME = 0x1;
1578
1579        /**
1580         * END_BUTTON_BEHAVIOR value for "go to sleep".
1581         * @hide
1582         */
1583        public static final int END_BUTTON_BEHAVIOR_SLEEP = 0x2;
1584
1585        /**
1586         * END_BUTTON_BEHAVIOR default value.
1587         * @hide
1588         */
1589        public static final int END_BUTTON_BEHAVIOR_DEFAULT = END_BUTTON_BEHAVIOR_SLEEP;
1590
1591        /**
1592         * Is advanced settings mode turned on. 0 == no, 1 == yes
1593         * @hide
1594         */
1595        public static final String ADVANCED_SETTINGS = "advanced_settings";
1596
1597        /**
1598         * ADVANCED_SETTINGS default value.
1599         * @hide
1600         */
1601        public static final int ADVANCED_SETTINGS_DEFAULT = 0;
1602
1603        /**
1604         * @deprecated Use {@link android.provider.Settings.Global#AIRPLANE_MODE_ON} instead
1605         */
1606        @Deprecated
1607        public static final String AIRPLANE_MODE_ON = Global.AIRPLANE_MODE_ON;
1608
1609        /**
1610         * @deprecated Use {@link android.provider.Settings.Global#RADIO_BLUETOOTH} instead
1611         */
1612        @Deprecated
1613        public static final String RADIO_BLUETOOTH = Global.RADIO_BLUETOOTH;
1614
1615        /**
1616         * @deprecated Use {@link android.provider.Settings.Global#RADIO_WIFI} instead
1617         */
1618        @Deprecated
1619        public static final String RADIO_WIFI = Global.RADIO_WIFI;
1620
1621        /**
1622         * @deprecated Use {@link android.provider.Settings.Global#RADIO_WIMAX} instead
1623         * {@hide}
1624         */
1625        @Deprecated
1626        public static final String RADIO_WIMAX = Global.RADIO_WIMAX;
1627
1628        /**
1629         * @deprecated Use {@link android.provider.Settings.Global#RADIO_CELL} instead
1630         */
1631        @Deprecated
1632        public static final String RADIO_CELL = Global.RADIO_CELL;
1633
1634        /**
1635         * @deprecated Use {@link android.provider.Settings.Global#RADIO_NFC} instead
1636         */
1637        @Deprecated
1638        public static final String RADIO_NFC = Global.RADIO_NFC;
1639
1640        /**
1641         * @deprecated Use {@link android.provider.Settings.Global#AIRPLANE_MODE_RADIOS} instead
1642         */
1643        @Deprecated
1644        public static final String AIRPLANE_MODE_RADIOS = Global.AIRPLANE_MODE_RADIOS;
1645
1646        /**
1647         * @deprecated Use {@link android.provider.Settings.Global#AIRPLANE_MODE_TOGGLEABLE_RADIOS} instead
1648         *
1649         * {@hide}
1650         */
1651        @Deprecated
1652        public static final String AIRPLANE_MODE_TOGGLEABLE_RADIOS =
1653                Global.AIRPLANE_MODE_TOGGLEABLE_RADIOS;
1654
1655        /**
1656         * @deprecated Use {@link android.provider.Settings.Global#WIFI_SLEEP_POLICY} instead
1657         */
1658        @Deprecated
1659        public static final String WIFI_SLEEP_POLICY = Global.WIFI_SLEEP_POLICY;
1660
1661        /**
1662         * @deprecated Use {@link android.provider.Settings.Global#WIFI_SLEEP_POLICY_DEFAULT} instead
1663         */
1664        @Deprecated
1665        public static final int WIFI_SLEEP_POLICY_DEFAULT = Global.WIFI_SLEEP_POLICY_DEFAULT;
1666
1667        /**
1668         * @deprecated Use {@link android.provider.Settings.Global#WIFI_SLEEP_POLICY_NEVER_WHILE_PLUGGED} instead
1669         */
1670        @Deprecated
1671        public static final int WIFI_SLEEP_POLICY_NEVER_WHILE_PLUGGED =
1672                Global.WIFI_SLEEP_POLICY_NEVER_WHILE_PLUGGED;
1673
1674        /**
1675         * @deprecated Use {@link android.provider.Settings.Global#WIFI_SLEEP_POLICY_NEVER} instead
1676         */
1677        @Deprecated
1678        public static final int WIFI_SLEEP_POLICY_NEVER = Global.WIFI_SLEEP_POLICY_NEVER;
1679
1680        /**
1681         * @deprecated Use {@link android.provider.Settings.Global#MODE_RINGER} instead
1682         */
1683        @Deprecated
1684        public static final String MODE_RINGER = Global.MODE_RINGER;
1685
1686        /**
1687         * Whether to use static IP and other static network attributes.
1688         * <p>
1689         * Set to 1 for true and 0 for false.
1690         *
1691         * @deprecated Use {@link WifiManager} instead
1692         */
1693        @Deprecated
1694        public static final String WIFI_USE_STATIC_IP = "wifi_use_static_ip";
1695
1696        /**
1697         * The static IP address.
1698         * <p>
1699         * Example: "192.168.1.51"
1700         *
1701         * @deprecated Use {@link WifiManager} instead
1702         */
1703        @Deprecated
1704        public static final String WIFI_STATIC_IP = "wifi_static_ip";
1705
1706        /**
1707         * If using static IP, the gateway's IP address.
1708         * <p>
1709         * Example: "192.168.1.1"
1710         *
1711         * @deprecated Use {@link WifiManager} instead
1712         */
1713        @Deprecated
1714        public static final String WIFI_STATIC_GATEWAY = "wifi_static_gateway";
1715
1716        /**
1717         * If using static IP, the net mask.
1718         * <p>
1719         * Example: "255.255.255.0"
1720         *
1721         * @deprecated Use {@link WifiManager} instead
1722         */
1723        @Deprecated
1724        public static final String WIFI_STATIC_NETMASK = "wifi_static_netmask";
1725
1726        /**
1727         * If using static IP, the primary DNS's IP address.
1728         * <p>
1729         * Example: "192.168.1.1"
1730         *
1731         * @deprecated Use {@link WifiManager} instead
1732         */
1733        @Deprecated
1734        public static final String WIFI_STATIC_DNS1 = "wifi_static_dns1";
1735
1736        /**
1737         * If using static IP, the secondary DNS's IP address.
1738         * <p>
1739         * Example: "192.168.1.2"
1740         *
1741         * @deprecated Use {@link WifiManager} instead
1742         */
1743        @Deprecated
1744        public static final String WIFI_STATIC_DNS2 = "wifi_static_dns2";
1745
1746
1747        /**
1748         * Determines whether remote devices may discover and/or connect to
1749         * this device.
1750         * <P>Type: INT</P>
1751         * 2 -- discoverable and connectable
1752         * 1 -- connectable but not discoverable
1753         * 0 -- neither connectable nor discoverable
1754         */
1755        public static final String BLUETOOTH_DISCOVERABILITY =
1756            "bluetooth_discoverability";
1757
1758        /**
1759         * Bluetooth discoverability timeout.  If this value is nonzero, then
1760         * Bluetooth becomes discoverable for a certain number of seconds,
1761         * after which is becomes simply connectable.  The value is in seconds.
1762         */
1763        public static final String BLUETOOTH_DISCOVERABILITY_TIMEOUT =
1764            "bluetooth_discoverability_timeout";
1765
1766        /**
1767         * @deprecated Use {@link android.provider.Settings.Secure#LOCK_PATTERN_ENABLED}
1768         * instead
1769         */
1770        @Deprecated
1771        public static final String LOCK_PATTERN_ENABLED = Secure.LOCK_PATTERN_ENABLED;
1772
1773        /**
1774         * @deprecated Use {@link android.provider.Settings.Secure#LOCK_PATTERN_VISIBLE}
1775         * instead
1776         */
1777        @Deprecated
1778        public static final String LOCK_PATTERN_VISIBLE = "lock_pattern_visible_pattern";
1779
1780        /**
1781         * @deprecated Use
1782         * {@link android.provider.Settings.Secure#LOCK_PATTERN_TACTILE_FEEDBACK_ENABLED}
1783         * instead
1784         */
1785        @Deprecated
1786        public static final String LOCK_PATTERN_TACTILE_FEEDBACK_ENABLED =
1787            "lock_pattern_tactile_feedback_enabled";
1788
1789
1790        /**
1791         * A formatted string of the next alarm that is set, or the empty string
1792         * if there is no alarm set.
1793         */
1794        public static final String NEXT_ALARM_FORMATTED = "next_alarm_formatted";
1795
1796        /**
1797         * Scaling factor for fonts, float.
1798         */
1799        public static final String FONT_SCALE = "font_scale";
1800
1801        /**
1802         * Name of an application package to be debugged.
1803         *
1804         * @deprecated Use {@link Global#DEBUG_APP} instead
1805         */
1806        @Deprecated
1807        public static final String DEBUG_APP = Global.DEBUG_APP;
1808
1809        /**
1810         * If 1, when launching DEBUG_APP it will wait for the debugger before
1811         * starting user code.  If 0, it will run normally.
1812         *
1813         * @deprecated Use {@link Global#WAIT_FOR_DEBUGGER} instead
1814         */
1815        @Deprecated
1816        public static final String WAIT_FOR_DEBUGGER = Global.WAIT_FOR_DEBUGGER;
1817
1818        /**
1819         * Whether or not to dim the screen. 0=no  1=yes
1820         * @deprecated This setting is no longer used.
1821         */
1822        @Deprecated
1823        public static final String DIM_SCREEN = "dim_screen";
1824
1825        /**
1826         * The timeout before the screen turns off.
1827         */
1828        public static final String SCREEN_OFF_TIMEOUT = "screen_off_timeout";
1829
1830        /**
1831         * The screen backlight brightness between 0 and 255.
1832         */
1833        public static final String SCREEN_BRIGHTNESS = "screen_brightness";
1834
1835        /**
1836         * Control whether to enable automatic brightness mode.
1837         */
1838        public static final String SCREEN_BRIGHTNESS_MODE = "screen_brightness_mode";
1839
1840        /**
1841         * Adjustment to auto-brightness to make it generally more (>0.0 <1.0)
1842         * or less (<0.0 >-1.0) bright.
1843         * @hide
1844         */
1845        public static final String SCREEN_AUTO_BRIGHTNESS_ADJ = "screen_auto_brightness_adj";
1846
1847        /**
1848         * SCREEN_BRIGHTNESS_MODE value for manual mode.
1849         */
1850        public static final int SCREEN_BRIGHTNESS_MODE_MANUAL = 0;
1851
1852        /**
1853         * SCREEN_BRIGHTNESS_MODE value for automatic mode.
1854         */
1855        public static final int SCREEN_BRIGHTNESS_MODE_AUTOMATIC = 1;
1856
1857        /**
1858         * Control whether the process CPU usage meter should be shown.
1859         *
1860         * @deprecated Use {@link Global#SHOW_PROCESSES} instead
1861         */
1862        @Deprecated
1863        public static final String SHOW_PROCESSES = Global.SHOW_PROCESSES;
1864
1865        /**
1866         * If 1, the activity manager will aggressively finish activities and
1867         * processes as soon as they are no longer needed.  If 0, the normal
1868         * extended lifetime is used.
1869         *
1870         * @deprecated Use {@link Global#ALWAYS_FINISH_ACTIVITIES} instead
1871         */
1872        @Deprecated
1873        public static final String ALWAYS_FINISH_ACTIVITIES = Global.ALWAYS_FINISH_ACTIVITIES;
1874
1875        /**
1876         * Determines which streams are affected by ringer mode changes. The
1877         * stream type's bit should be set to 1 if it should be muted when going
1878         * into an inaudible ringer mode.
1879         */
1880        public static final String MODE_RINGER_STREAMS_AFFECTED = "mode_ringer_streams_affected";
1881
1882         /**
1883          * Determines which streams are affected by mute. The
1884          * stream type's bit should be set to 1 if it should be muted when a mute request
1885          * is received.
1886          */
1887         public static final String MUTE_STREAMS_AFFECTED = "mute_streams_affected";
1888
1889        /**
1890         * Whether vibrate is on for different events. This is used internally,
1891         * changing this value will not change the vibrate. See AudioManager.
1892         */
1893        public static final String VIBRATE_ON = "vibrate_on";
1894
1895        /**
1896         * If 1, redirects the system vibrator to all currently attached input devices
1897         * that support vibration.  If there are no such input devices, then the system
1898         * vibrator is used instead.
1899         * If 0, does not register the system vibrator.
1900         *
1901         * This setting is mainly intended to provide a compatibility mechanism for
1902         * applications that only know about the system vibrator and do not use the
1903         * input device vibrator API.
1904         *
1905         * @hide
1906         */
1907        public static final String VIBRATE_INPUT_DEVICES = "vibrate_input_devices";
1908
1909        /**
1910         * Ringer volume. This is used internally, changing this value will not
1911         * change the volume. See AudioManager.
1912         */
1913        public static final String VOLUME_RING = "volume_ring";
1914
1915        /**
1916         * System/notifications volume. This is used internally, changing this
1917         * value will not change the volume. See AudioManager.
1918         */
1919        public static final String VOLUME_SYSTEM = "volume_system";
1920
1921        /**
1922         * Voice call volume. This is used internally, changing this value will
1923         * not change the volume. See AudioManager.
1924         */
1925        public static final String VOLUME_VOICE = "volume_voice";
1926
1927        /**
1928         * Music/media/gaming volume. This is used internally, changing this
1929         * value will not change the volume. See AudioManager.
1930         */
1931        public static final String VOLUME_MUSIC = "volume_music";
1932
1933        /**
1934         * Alarm volume. This is used internally, changing this
1935         * value will not change the volume. See AudioManager.
1936         */
1937        public static final String VOLUME_ALARM = "volume_alarm";
1938
1939        /**
1940         * Notification volume. This is used internally, changing this
1941         * value will not change the volume. See AudioManager.
1942         */
1943        public static final String VOLUME_NOTIFICATION = "volume_notification";
1944
1945        /**
1946         * Bluetooth Headset volume. This is used internally, changing this value will
1947         * not change the volume. See AudioManager.
1948         */
1949        public static final String VOLUME_BLUETOOTH_SCO = "volume_bluetooth_sco";
1950
1951        /**
1952         * Master volume (float in the range 0.0f to 1.0f).
1953         * @hide
1954         */
1955        public static final String VOLUME_MASTER = "volume_master";
1956
1957        /**
1958         * Master volume mute (int 1 = mute, 0 = not muted).
1959         *
1960         * @hide
1961         */
1962        public static final String VOLUME_MASTER_MUTE = "volume_master_mute";
1963
1964        /**
1965         * Whether the notifications should use the ring volume (value of 1) or
1966         * a separate notification volume (value of 0). In most cases, users
1967         * will have this enabled so the notification and ringer volumes will be
1968         * the same. However, power users can disable this and use the separate
1969         * notification volume control.
1970         * <p>
1971         * Note: This is a one-off setting that will be removed in the future
1972         * when there is profile support. For this reason, it is kept hidden
1973         * from the public APIs.
1974         *
1975         * @hide
1976         * @deprecated
1977         */
1978        @Deprecated
1979        public static final String NOTIFICATIONS_USE_RING_VOLUME =
1980            "notifications_use_ring_volume";
1981
1982        /**
1983         * Whether silent mode should allow vibration feedback. This is used
1984         * internally in AudioService and the Sound settings activity to
1985         * coordinate decoupling of vibrate and silent modes. This setting
1986         * will likely be removed in a future release with support for
1987         * audio/vibe feedback profiles.
1988         *
1989         * Not used anymore. On devices with vibrator, the user explicitly selects
1990         * silent or vibrate mode.
1991         * Kept for use by legacy database upgrade code in DatabaseHelper.
1992         * @hide
1993         */
1994        public static final String VIBRATE_IN_SILENT = "vibrate_in_silent";
1995
1996        /**
1997         * The mapping of stream type (integer) to its setting.
1998         */
1999        public static final String[] VOLUME_SETTINGS = {
2000            VOLUME_VOICE, VOLUME_SYSTEM, VOLUME_RING, VOLUME_MUSIC,
2001            VOLUME_ALARM, VOLUME_NOTIFICATION, VOLUME_BLUETOOTH_SCO
2002        };
2003
2004        /**
2005         * Appended to various volume related settings to record the previous
2006         * values before they the settings were affected by a silent/vibrate
2007         * ringer mode change.
2008         */
2009        public static final String APPEND_FOR_LAST_AUDIBLE = "_last_audible";
2010
2011        /**
2012         * Persistent store for the system-wide default ringtone URI.
2013         * <p>
2014         * If you need to play the default ringtone at any given time, it is recommended
2015         * you give {@link #DEFAULT_RINGTONE_URI} to the media player.  It will resolve
2016         * to the set default ringtone at the time of playing.
2017         *
2018         * @see #DEFAULT_RINGTONE_URI
2019         */
2020        public static final String RINGTONE = "ringtone";
2021
2022        /**
2023         * A {@link Uri} that will point to the current default ringtone at any
2024         * given time.
2025         * <p>
2026         * If the current default ringtone is in the DRM provider and the caller
2027         * does not have permission, the exception will be a
2028         * FileNotFoundException.
2029         */
2030        public static final Uri DEFAULT_RINGTONE_URI = getUriFor(RINGTONE);
2031
2032        /**
2033         * Persistent store for the system-wide default notification sound.
2034         *
2035         * @see #RINGTONE
2036         * @see #DEFAULT_NOTIFICATION_URI
2037         */
2038        public static final String NOTIFICATION_SOUND = "notification_sound";
2039
2040        /**
2041         * A {@link Uri} that will point to the current default notification
2042         * sound at any given time.
2043         *
2044         * @see #DEFAULT_RINGTONE_URI
2045         */
2046        public static final Uri DEFAULT_NOTIFICATION_URI = getUriFor(NOTIFICATION_SOUND);
2047
2048        /**
2049         * Persistent store for the system-wide default alarm alert.
2050         *
2051         * @see #RINGTONE
2052         * @see #DEFAULT_ALARM_ALERT_URI
2053         */
2054        public static final String ALARM_ALERT = "alarm_alert";
2055
2056        /**
2057         * A {@link Uri} that will point to the current default alarm alert at
2058         * any given time.
2059         *
2060         * @see #DEFAULT_ALARM_ALERT_URI
2061         */
2062        public static final Uri DEFAULT_ALARM_ALERT_URI = getUriFor(ALARM_ALERT);
2063
2064        /**
2065         * Persistent store for the system default media button event receiver.
2066         *
2067         * @hide
2068         */
2069        public static final String MEDIA_BUTTON_RECEIVER = "media_button_receiver";
2070
2071        /**
2072         * Setting to enable Auto Replace (AutoText) in text editors. 1 = On, 0 = Off
2073         */
2074        public static final String TEXT_AUTO_REPLACE = "auto_replace";
2075
2076        /**
2077         * Setting to enable Auto Caps in text editors. 1 = On, 0 = Off
2078         */
2079        public static final String TEXT_AUTO_CAPS = "auto_caps";
2080
2081        /**
2082         * Setting to enable Auto Punctuate in text editors. 1 = On, 0 = Off. This
2083         * feature converts two spaces to a "." and space.
2084         */
2085        public static final String TEXT_AUTO_PUNCTUATE = "auto_punctuate";
2086
2087        /**
2088         * Setting to showing password characters in text editors. 1 = On, 0 = Off
2089         */
2090        public static final String TEXT_SHOW_PASSWORD = "show_password";
2091
2092        public static final String SHOW_GTALK_SERVICE_STATUS =
2093                "SHOW_GTALK_SERVICE_STATUS";
2094
2095        /**
2096         * Name of activity to use for wallpaper on the home screen.
2097         *
2098         * @deprecated Use {@link WallpaperManager} instead.
2099         */
2100        @Deprecated
2101        public static final String WALLPAPER_ACTIVITY = "wallpaper_activity";
2102
2103        /**
2104         * @deprecated Use {@link android.provider.Settings.Global#AUTO_TIME}
2105         * instead
2106         */
2107        @Deprecated
2108        public static final String AUTO_TIME = Global.AUTO_TIME;
2109
2110        /**
2111         * @deprecated Use {@link android.provider.Settings.Global#AUTO_TIME_ZONE}
2112         * instead
2113         */
2114        @Deprecated
2115        public static final String AUTO_TIME_ZONE = Global.AUTO_TIME_ZONE;
2116
2117        /**
2118         * Display times as 12 or 24 hours
2119         *   12
2120         *   24
2121         */
2122        public static final String TIME_12_24 = "time_12_24";
2123
2124        /**
2125         * Date format string
2126         *   mm/dd/yyyy
2127         *   dd/mm/yyyy
2128         *   yyyy/mm/dd
2129         */
2130        public static final String DATE_FORMAT = "date_format";
2131
2132        /**
2133         * Whether the setup wizard has been run before (on first boot), or if
2134         * it still needs to be run.
2135         *
2136         * nonzero = it has been run in the past
2137         * 0 = it has not been run in the past
2138         */
2139        public static final String SETUP_WIZARD_HAS_RUN = "setup_wizard_has_run";
2140
2141        /**
2142         * Scaling factor for normal window animations. Setting to 0 will disable window
2143         * animations.
2144         *
2145         * @deprecated Use {@link Global#WINDOW_ANIMATION_SCALE} instead
2146         */
2147        @Deprecated
2148        public static final String WINDOW_ANIMATION_SCALE = Global.WINDOW_ANIMATION_SCALE;
2149
2150        /**
2151         * Scaling factor for activity transition animations. Setting to 0 will disable window
2152         * animations.
2153         *
2154         * @deprecated Use {@link Global#TRANSITION_ANIMATION_SCALE} instead
2155         */
2156        @Deprecated
2157        public static final String TRANSITION_ANIMATION_SCALE = Global.TRANSITION_ANIMATION_SCALE;
2158
2159        /**
2160         * Scaling factor for Animator-based animations. This affects both the start delay and
2161         * duration of all such animations. Setting to 0 will cause animations to end immediately.
2162         * The default value is 1.
2163         *
2164         * @deprecated Use {@link Global#ANIMATOR_DURATION_SCALE} instead
2165         */
2166        @Deprecated
2167        public static final String ANIMATOR_DURATION_SCALE = Global.ANIMATOR_DURATION_SCALE;
2168
2169        /**
2170         * Control whether the accelerometer will be used to change screen
2171         * orientation.  If 0, it will not be used unless explicitly requested
2172         * by the application; if 1, it will be used by default unless explicitly
2173         * disabled by the application.
2174         */
2175        public static final String ACCELEROMETER_ROTATION = "accelerometer_rotation";
2176
2177        /**
2178         * Default screen rotation when no other policy applies.
2179         * When {@link #ACCELEROMETER_ROTATION} is zero and no on-screen Activity expresses a
2180         * preference, this rotation value will be used. Must be one of the
2181         * {@link android.view.Surface#ROTATION_0 Surface rotation constants}.
2182         *
2183         * @see Display#getRotation
2184         */
2185        public static final String USER_ROTATION = "user_rotation";
2186
2187        /**
2188         * Control whether the rotation lock toggle in the System UI should be hidden.
2189         * Typically this is done for accessibility purposes to make it harder for
2190         * the user to accidentally toggle the rotation lock while the display rotation
2191         * has been locked for accessibility.
2192         *
2193         * If 0, then rotation lock toggle is not hidden for accessibility (although it may be
2194         * unavailable for other reasons).  If 1, then the rotation lock toggle is hidden.
2195         *
2196         * @hide
2197         */
2198        public static final String HIDE_ROTATION_LOCK_TOGGLE_FOR_ACCESSIBILITY =
2199                "hide_rotation_lock_toggle_for_accessibility";
2200
2201        /**
2202         * Whether the phone vibrates when it is ringing due to an incoming call. This will
2203         * be used by Phone and Setting apps; it shouldn't affect other apps.
2204         * The value is boolean (1 or 0).
2205         *
2206         * Note: this is not same as "vibrate on ring", which had been available until ICS.
2207         * It was about AudioManager's setting and thus affected all the applications which
2208         * relied on the setting, while this is purely about the vibration setting for incoming
2209         * calls.
2210         *
2211         * @hide
2212         */
2213        public static final String VIBRATE_WHEN_RINGING = "vibrate_when_ringing";
2214
2215        /**
2216         * Whether the audible DTMF tones are played by the dialer when dialing. The value is
2217         * boolean (1 or 0).
2218         */
2219        public static final String DTMF_TONE_WHEN_DIALING = "dtmf_tone";
2220
2221        /**
2222         * CDMA only settings
2223         * DTMF tone type played by the dialer when dialing.
2224         *                 0 = Normal
2225         *                 1 = Long
2226         * @hide
2227         */
2228        public static final String DTMF_TONE_TYPE_WHEN_DIALING = "dtmf_tone_type";
2229
2230        /**
2231         * Whether the hearing aid is enabled. The value is
2232         * boolean (1 or 0).
2233         * @hide
2234         */
2235        public static final String HEARING_AID = "hearing_aid";
2236
2237        /**
2238         * CDMA only settings
2239         * TTY Mode
2240         * 0 = OFF
2241         * 1 = FULL
2242         * 2 = VCO
2243         * 3 = HCO
2244         * @hide
2245         */
2246        public static final String TTY_MODE = "tty_mode";
2247
2248        /**
2249         * Whether the sounds effects (key clicks, lid open ...) are enabled. The value is
2250         * boolean (1 or 0).
2251         */
2252        public static final String SOUND_EFFECTS_ENABLED = "sound_effects_enabled";
2253
2254        /**
2255         * Whether the haptic feedback (long presses, ...) are enabled. The value is
2256         * boolean (1 or 0).
2257         */
2258        public static final String HAPTIC_FEEDBACK_ENABLED = "haptic_feedback_enabled";
2259
2260        /**
2261         * @deprecated Each application that shows web suggestions should have its own
2262         * setting for this.
2263         */
2264        @Deprecated
2265        public static final String SHOW_WEB_SUGGESTIONS = "show_web_suggestions";
2266
2267        /**
2268         * Whether the notification LED should repeatedly flash when a notification is
2269         * pending. The value is boolean (1 or 0).
2270         * @hide
2271         */
2272        public static final String NOTIFICATION_LIGHT_PULSE = "notification_light_pulse";
2273
2274        /**
2275         * Show pointer location on screen?
2276         * 0 = no
2277         * 1 = yes
2278         * @hide
2279         */
2280        public static final String POINTER_LOCATION = "pointer_location";
2281
2282        /**
2283         * Show touch positions on screen?
2284         * 0 = no
2285         * 1 = yes
2286         * @hide
2287         */
2288        public static final String SHOW_TOUCHES = "show_touches";
2289
2290        /**
2291         * Log raw orientation data from {@link WindowOrientationListener} for use with the
2292         * orientationplot.py tool.
2293         * 0 = no
2294         * 1 = yes
2295         * @hide
2296         */
2297        public static final String WINDOW_ORIENTATION_LISTENER_LOG =
2298                "window_orientation_listener_log";
2299
2300        /**
2301         * @deprecated Use {@link android.provider.Settings.Global#POWER_SOUNDS_ENABLED}
2302         * instead
2303         * @hide
2304         */
2305        @Deprecated
2306        public static final String POWER_SOUNDS_ENABLED = Global.POWER_SOUNDS_ENABLED;
2307
2308        /**
2309         * @deprecated Use {@link android.provider.Settings.Global#DOCK_SOUNDS_ENABLED}
2310         * instead
2311         * @hide
2312         */
2313        @Deprecated
2314        public static final String DOCK_SOUNDS_ENABLED = Global.DOCK_SOUNDS_ENABLED;
2315
2316        /**
2317         * Whether to play sounds when the keyguard is shown and dismissed.
2318         * @hide
2319         */
2320        public static final String LOCKSCREEN_SOUNDS_ENABLED = "lockscreen_sounds_enabled";
2321
2322        /**
2323         * Whether the lockscreen should be completely disabled.
2324         * @hide
2325         */
2326        public static final String LOCKSCREEN_DISABLED = "lockscreen.disabled";
2327
2328        /**
2329         * @deprecated Use {@link android.provider.Settings.Global#LOW_BATTERY_SOUND}
2330         * instead
2331         * @hide
2332         */
2333        @Deprecated
2334        public static final String LOW_BATTERY_SOUND = Global.LOW_BATTERY_SOUND;
2335
2336        /**
2337         * @deprecated Use {@link android.provider.Settings.Global#DESK_DOCK_SOUND}
2338         * instead
2339         * @hide
2340         */
2341        @Deprecated
2342        public static final String DESK_DOCK_SOUND = Global.DESK_DOCK_SOUND;
2343
2344        /**
2345         * @deprecated Use {@link android.provider.Settings.Global#DESK_UNDOCK_SOUND}
2346         * instead
2347         * @hide
2348         */
2349        @Deprecated
2350        public static final String DESK_UNDOCK_SOUND = Global.DESK_UNDOCK_SOUND;
2351
2352        /**
2353         * @deprecated Use {@link android.provider.Settings.Global#CAR_DOCK_SOUND}
2354         * instead
2355         * @hide
2356         */
2357        @Deprecated
2358        public static final String CAR_DOCK_SOUND = Global.CAR_DOCK_SOUND;
2359
2360        /**
2361         * @deprecated Use {@link android.provider.Settings.Global#CAR_UNDOCK_SOUND}
2362         * instead
2363         * @hide
2364         */
2365        @Deprecated
2366        public static final String CAR_UNDOCK_SOUND = Global.CAR_UNDOCK_SOUND;
2367
2368        /**
2369         * @deprecated Use {@link android.provider.Settings.Global#LOCK_SOUND}
2370         * instead
2371         * @hide
2372         */
2373        @Deprecated
2374        public static final String LOCK_SOUND = Global.LOCK_SOUND;
2375
2376        /**
2377         * @deprecated Use {@link android.provider.Settings.Global#UNLOCK_SOUND}
2378         * instead
2379         * @hide
2380         */
2381        @Deprecated
2382        public static final String UNLOCK_SOUND = Global.UNLOCK_SOUND;
2383
2384        /**
2385         * Receive incoming SIP calls?
2386         * 0 = no
2387         * 1 = yes
2388         * @hide
2389         */
2390        public static final String SIP_RECEIVE_CALLS = "sip_receive_calls";
2391
2392        /**
2393         * Call Preference String.
2394         * "SIP_ALWAYS" : Always use SIP with network access
2395         * "SIP_ADDRESS_ONLY" : Only if destination is a SIP address
2396         * "SIP_ASK_ME_EACH_TIME" : Always ask me each time
2397         * @hide
2398         */
2399        public static final String SIP_CALL_OPTIONS = "sip_call_options";
2400
2401        /**
2402         * One of the sip call options: Always use SIP with network access.
2403         * @hide
2404         */
2405        public static final String SIP_ALWAYS = "SIP_ALWAYS";
2406
2407        /**
2408         * One of the sip call options: Only if destination is a SIP address.
2409         * @hide
2410         */
2411        public static final String SIP_ADDRESS_ONLY = "SIP_ADDRESS_ONLY";
2412
2413        /**
2414         * One of the sip call options: Always ask me each time.
2415         * @hide
2416         */
2417        public static final String SIP_ASK_ME_EACH_TIME = "SIP_ASK_ME_EACH_TIME";
2418
2419        /**
2420         * Pointer speed setting.
2421         * This is an integer value in a range between -7 and +7, so there are 15 possible values.
2422         *   -7 = slowest
2423         *    0 = default speed
2424         *   +7 = fastest
2425         * @hide
2426         */
2427        public static final String POINTER_SPEED = "pointer_speed";
2428
2429        /**
2430         * I am the lolrus.
2431         * <p>
2432         * Nonzero values indicate that the user has a bukkit.
2433         * Backward-compatible with <code>PrefGetPreference(prefAllowEasterEggs)</code>.
2434         * @hide
2435         */
2436        public static final String EGG_MODE = "egg_mode";
2437
2438        /**
2439         * Settings to backup. This is here so that it's in the same place as the settings
2440         * keys and easy to update.
2441         *
2442         * NOTE: Settings are backed up and restored in the order they appear
2443         *       in this array. If you have one setting depending on another,
2444         *       make sure that they are ordered appropriately.
2445         *
2446         * @hide
2447         */
2448        public static final String[] SETTINGS_TO_BACKUP = {
2449            STAY_ON_WHILE_PLUGGED_IN,   // moved to global
2450            WIFI_USE_STATIC_IP,
2451            WIFI_STATIC_IP,
2452            WIFI_STATIC_GATEWAY,
2453            WIFI_STATIC_NETMASK,
2454            WIFI_STATIC_DNS1,
2455            WIFI_STATIC_DNS2,
2456            BLUETOOTH_DISCOVERABILITY,
2457            BLUETOOTH_DISCOVERABILITY_TIMEOUT,
2458            DIM_SCREEN,
2459            SCREEN_OFF_TIMEOUT,
2460            SCREEN_BRIGHTNESS,
2461            SCREEN_BRIGHTNESS_MODE,
2462            SCREEN_AUTO_BRIGHTNESS_ADJ,
2463            VIBRATE_INPUT_DEVICES,
2464            MODE_RINGER_STREAMS_AFFECTED,
2465            VOLUME_VOICE,
2466            VOLUME_SYSTEM,
2467            VOLUME_RING,
2468            VOLUME_MUSIC,
2469            VOLUME_ALARM,
2470            VOLUME_NOTIFICATION,
2471            VOLUME_BLUETOOTH_SCO,
2472            VOLUME_VOICE + APPEND_FOR_LAST_AUDIBLE,
2473            VOLUME_SYSTEM + APPEND_FOR_LAST_AUDIBLE,
2474            VOLUME_RING + APPEND_FOR_LAST_AUDIBLE,
2475            VOLUME_MUSIC + APPEND_FOR_LAST_AUDIBLE,
2476            VOLUME_ALARM + APPEND_FOR_LAST_AUDIBLE,
2477            VOLUME_NOTIFICATION + APPEND_FOR_LAST_AUDIBLE,
2478            VOLUME_BLUETOOTH_SCO + APPEND_FOR_LAST_AUDIBLE,
2479            TEXT_AUTO_REPLACE,
2480            TEXT_AUTO_CAPS,
2481            TEXT_AUTO_PUNCTUATE,
2482            TEXT_SHOW_PASSWORD,
2483            AUTO_TIME,                  // moved to global
2484            AUTO_TIME_ZONE,             // moved to global
2485            TIME_12_24,
2486            DATE_FORMAT,
2487            DTMF_TONE_WHEN_DIALING,
2488            DTMF_TONE_TYPE_WHEN_DIALING,
2489            HEARING_AID,
2490            TTY_MODE,
2491            SOUND_EFFECTS_ENABLED,
2492            HAPTIC_FEEDBACK_ENABLED,
2493            POWER_SOUNDS_ENABLED,       // moved to global
2494            DOCK_SOUNDS_ENABLED,        // moved to global
2495            LOCKSCREEN_SOUNDS_ENABLED,
2496            SHOW_WEB_SUGGESTIONS,
2497            NOTIFICATION_LIGHT_PULSE,
2498            SIP_CALL_OPTIONS,
2499            SIP_RECEIVE_CALLS,
2500            POINTER_SPEED,
2501            VIBRATE_WHEN_RINGING,
2502            RINGTONE,
2503            NOTIFICATION_SOUND
2504        };
2505
2506        /**
2507         * When to use Wi-Fi calling
2508         *
2509         * @see android.telephony.TelephonyManager.WifiCallingChoices
2510         * @hide
2511         */
2512        public static final String WHEN_TO_MAKE_WIFI_CALLS = "when_to_make_wifi_calls";
2513
2514        // Settings moved to Settings.Secure
2515
2516        /**
2517         * @deprecated Use {@link android.provider.Settings.Global#ADB_ENABLED}
2518         * instead
2519         */
2520        @Deprecated
2521        public static final String ADB_ENABLED = Global.ADB_ENABLED;
2522
2523        /**
2524         * @deprecated Use {@link android.provider.Settings.Secure#ANDROID_ID} instead
2525         */
2526        @Deprecated
2527        public static final String ANDROID_ID = Secure.ANDROID_ID;
2528
2529        /**
2530         * @deprecated Use {@link android.provider.Settings.Global#BLUETOOTH_ON} instead
2531         */
2532        @Deprecated
2533        public static final String BLUETOOTH_ON = Global.BLUETOOTH_ON;
2534
2535        /**
2536         * @deprecated Use {@link android.provider.Settings.Global#DATA_ROAMING} instead
2537         */
2538        @Deprecated
2539        public static final String DATA_ROAMING = Global.DATA_ROAMING;
2540
2541        /**
2542         * @deprecated Use {@link android.provider.Settings.Global#DEVICE_PROVISIONED} instead
2543         */
2544        @Deprecated
2545        public static final String DEVICE_PROVISIONED = Global.DEVICE_PROVISIONED;
2546
2547        /**
2548         * @deprecated Use {@link android.provider.Settings.Global#HTTP_PROXY} instead
2549         */
2550        @Deprecated
2551        public static final String HTTP_PROXY = Global.HTTP_PROXY;
2552
2553        /**
2554         * @deprecated Use {@link android.provider.Settings.Global#INSTALL_NON_MARKET_APPS} instead
2555         */
2556        @Deprecated
2557        public static final String INSTALL_NON_MARKET_APPS = Global.INSTALL_NON_MARKET_APPS;
2558
2559        /**
2560         * @deprecated Use {@link android.provider.Settings.Secure#LOCATION_PROVIDERS_ALLOWED}
2561         * instead
2562         */
2563        @Deprecated
2564        public static final String LOCATION_PROVIDERS_ALLOWED = Secure.LOCATION_PROVIDERS_ALLOWED;
2565
2566        /**
2567         * @deprecated Use {@link android.provider.Settings.Secure#LOGGING_ID} instead
2568         */
2569        @Deprecated
2570        public static final String LOGGING_ID = Secure.LOGGING_ID;
2571
2572        /**
2573         * @deprecated Use {@link android.provider.Settings.Global#NETWORK_PREFERENCE} instead
2574         */
2575        @Deprecated
2576        public static final String NETWORK_PREFERENCE = Global.NETWORK_PREFERENCE;
2577
2578        /**
2579         * @deprecated Use {@link android.provider.Settings.Secure#PARENTAL_CONTROL_ENABLED}
2580         * instead
2581         */
2582        @Deprecated
2583        public static final String PARENTAL_CONTROL_ENABLED = Secure.PARENTAL_CONTROL_ENABLED;
2584
2585        /**
2586         * @deprecated Use {@link android.provider.Settings.Secure#PARENTAL_CONTROL_LAST_UPDATE}
2587         * instead
2588         */
2589        @Deprecated
2590        public static final String PARENTAL_CONTROL_LAST_UPDATE = Secure.PARENTAL_CONTROL_LAST_UPDATE;
2591
2592        /**
2593         * @deprecated Use {@link android.provider.Settings.Secure#PARENTAL_CONTROL_REDIRECT_URL}
2594         * instead
2595         */
2596        @Deprecated
2597        public static final String PARENTAL_CONTROL_REDIRECT_URL =
2598            Secure.PARENTAL_CONTROL_REDIRECT_URL;
2599
2600        /**
2601         * @deprecated Use {@link android.provider.Settings.Secure#SETTINGS_CLASSNAME} instead
2602         */
2603        @Deprecated
2604        public static final String SETTINGS_CLASSNAME = Secure.SETTINGS_CLASSNAME;
2605
2606        /**
2607         * @deprecated Use {@link android.provider.Settings.Global#USB_MASS_STORAGE_ENABLED} instead
2608         */
2609        @Deprecated
2610        public static final String USB_MASS_STORAGE_ENABLED = Global.USB_MASS_STORAGE_ENABLED;
2611
2612        /**
2613         * @deprecated Use {@link android.provider.Settings.Global#USE_GOOGLE_MAIL} instead
2614         */
2615        @Deprecated
2616        public static final String USE_GOOGLE_MAIL = Global.USE_GOOGLE_MAIL;
2617
2618       /**
2619         * @deprecated Use
2620         * {@link android.provider.Settings.Global#WIFI_MAX_DHCP_RETRY_COUNT} instead
2621         */
2622        @Deprecated
2623        public static final String WIFI_MAX_DHCP_RETRY_COUNT = Global.WIFI_MAX_DHCP_RETRY_COUNT;
2624
2625        /**
2626         * @deprecated Use
2627         * {@link android.provider.Settings.Global#WIFI_MOBILE_DATA_TRANSITION_WAKELOCK_TIMEOUT_MS} instead
2628         */
2629        @Deprecated
2630        public static final String WIFI_MOBILE_DATA_TRANSITION_WAKELOCK_TIMEOUT_MS =
2631                Global.WIFI_MOBILE_DATA_TRANSITION_WAKELOCK_TIMEOUT_MS;
2632
2633        /**
2634         * @deprecated Use
2635         * {@link android.provider.Settings.Global#WIFI_NETWORKS_AVAILABLE_NOTIFICATION_ON} instead
2636         */
2637        @Deprecated
2638        public static final String WIFI_NETWORKS_AVAILABLE_NOTIFICATION_ON =
2639                Global.WIFI_NETWORKS_AVAILABLE_NOTIFICATION_ON;
2640
2641        /**
2642         * @deprecated Use
2643         * {@link android.provider.Settings.Global#WIFI_NETWORKS_AVAILABLE_REPEAT_DELAY} instead
2644         */
2645        @Deprecated
2646        public static final String WIFI_NETWORKS_AVAILABLE_REPEAT_DELAY =
2647                Global.WIFI_NETWORKS_AVAILABLE_REPEAT_DELAY;
2648
2649        /**
2650         * @deprecated Use {@link android.provider.Settings.Global#WIFI_NUM_OPEN_NETWORKS_KEPT}
2651         * instead
2652         */
2653        @Deprecated
2654        public static final String WIFI_NUM_OPEN_NETWORKS_KEPT = Global.WIFI_NUM_OPEN_NETWORKS_KEPT;
2655
2656        /**
2657         * @deprecated Use {@link android.provider.Settings.Global#WIFI_ON} instead
2658         */
2659        @Deprecated
2660        public static final String WIFI_ON = Global.WIFI_ON;
2661
2662        /**
2663         * @deprecated Use
2664         * {@link android.provider.Settings.Secure#WIFI_WATCHDOG_ACCEPTABLE_PACKET_LOSS_PERCENTAGE}
2665         * instead
2666         */
2667        @Deprecated
2668        public static final String WIFI_WATCHDOG_ACCEPTABLE_PACKET_LOSS_PERCENTAGE =
2669                Secure.WIFI_WATCHDOG_ACCEPTABLE_PACKET_LOSS_PERCENTAGE;
2670
2671        /**
2672         * @deprecated Use {@link android.provider.Settings.Secure#WIFI_WATCHDOG_AP_COUNT} instead
2673         */
2674        @Deprecated
2675        public static final String WIFI_WATCHDOG_AP_COUNT = Secure.WIFI_WATCHDOG_AP_COUNT;
2676
2677        /**
2678         * @deprecated Use
2679         * {@link android.provider.Settings.Secure#WIFI_WATCHDOG_BACKGROUND_CHECK_DELAY_MS} instead
2680         */
2681        @Deprecated
2682        public static final String WIFI_WATCHDOG_BACKGROUND_CHECK_DELAY_MS =
2683                Secure.WIFI_WATCHDOG_BACKGROUND_CHECK_DELAY_MS;
2684
2685        /**
2686         * @deprecated Use
2687         * {@link android.provider.Settings.Secure#WIFI_WATCHDOG_BACKGROUND_CHECK_ENABLED} instead
2688         */
2689        @Deprecated
2690        public static final String WIFI_WATCHDOG_BACKGROUND_CHECK_ENABLED =
2691                Secure.WIFI_WATCHDOG_BACKGROUND_CHECK_ENABLED;
2692
2693        /**
2694         * @deprecated Use
2695         * {@link android.provider.Settings.Secure#WIFI_WATCHDOG_BACKGROUND_CHECK_TIMEOUT_MS}
2696         * instead
2697         */
2698        @Deprecated
2699        public static final String WIFI_WATCHDOG_BACKGROUND_CHECK_TIMEOUT_MS =
2700                Secure.WIFI_WATCHDOG_BACKGROUND_CHECK_TIMEOUT_MS;
2701
2702        /**
2703         * @deprecated Use
2704         * {@link android.provider.Settings.Secure#WIFI_WATCHDOG_INITIAL_IGNORED_PING_COUNT} instead
2705         */
2706        @Deprecated
2707        public static final String WIFI_WATCHDOG_INITIAL_IGNORED_PING_COUNT =
2708            Secure.WIFI_WATCHDOG_INITIAL_IGNORED_PING_COUNT;
2709
2710        /**
2711         * @deprecated Use {@link android.provider.Settings.Secure#WIFI_WATCHDOG_MAX_AP_CHECKS}
2712         * instead
2713         */
2714        @Deprecated
2715        public static final String WIFI_WATCHDOG_MAX_AP_CHECKS = Secure.WIFI_WATCHDOG_MAX_AP_CHECKS;
2716
2717        /**
2718         * @deprecated Use {@link android.provider.Settings.Global#WIFI_WATCHDOG_ON} instead
2719         */
2720        @Deprecated
2721        public static final String WIFI_WATCHDOG_ON = Global.WIFI_WATCHDOG_ON;
2722
2723        /**
2724         * @deprecated Use {@link android.provider.Settings.Secure#WIFI_WATCHDOG_PING_COUNT} instead
2725         */
2726        @Deprecated
2727        public static final String WIFI_WATCHDOG_PING_COUNT = Secure.WIFI_WATCHDOG_PING_COUNT;
2728
2729        /**
2730         * @deprecated Use {@link android.provider.Settings.Secure#WIFI_WATCHDOG_PING_DELAY_MS}
2731         * instead
2732         */
2733        @Deprecated
2734        public static final String WIFI_WATCHDOG_PING_DELAY_MS = Secure.WIFI_WATCHDOG_PING_DELAY_MS;
2735
2736        /**
2737         * @deprecated Use {@link android.provider.Settings.Secure#WIFI_WATCHDOG_PING_TIMEOUT_MS}
2738         * instead
2739         */
2740        @Deprecated
2741        public static final String WIFI_WATCHDOG_PING_TIMEOUT_MS =
2742            Secure.WIFI_WATCHDOG_PING_TIMEOUT_MS;
2743    }
2744
2745    /**
2746     * Secure system settings, containing system preferences that applications
2747     * can read but are not allowed to write.  These are for preferences that
2748     * the user must explicitly modify through the system UI or specialized
2749     * APIs for those values, not modified directly by applications.
2750     */
2751    public static final class Secure extends NameValueTable {
2752        public static final String SYS_PROP_SETTING_VERSION = "sys.settings_secure_version";
2753
2754        /**
2755         * The content:// style URL for this table
2756         */
2757        public static final Uri CONTENT_URI =
2758            Uri.parse("content://" + AUTHORITY + "/secure");
2759
2760        // Populated lazily, guarded by class object:
2761        private static final NameValueCache sNameValueCache = new NameValueCache(
2762                SYS_PROP_SETTING_VERSION,
2763                CONTENT_URI,
2764                CALL_METHOD_GET_SECURE,
2765                CALL_METHOD_PUT_SECURE);
2766
2767        private static ILockSettings sLockSettings = null;
2768
2769        private static boolean sIsSystemProcess;
2770        private static final HashSet<String> MOVED_TO_LOCK_SETTINGS;
2771        private static final HashSet<String> MOVED_TO_GLOBAL;
2772        static {
2773            MOVED_TO_LOCK_SETTINGS = new HashSet<String>(3);
2774            MOVED_TO_LOCK_SETTINGS.add(Secure.LOCK_PATTERN_ENABLED);
2775            MOVED_TO_LOCK_SETTINGS.add(Secure.LOCK_PATTERN_VISIBLE);
2776            MOVED_TO_LOCK_SETTINGS.add(Secure.LOCK_PATTERN_TACTILE_FEEDBACK_ENABLED);
2777
2778            MOVED_TO_GLOBAL = new HashSet<String>();
2779            MOVED_TO_GLOBAL.add(Settings.Global.ADB_ENABLED);
2780            MOVED_TO_GLOBAL.add(Settings.Global.ASSISTED_GPS_ENABLED);
2781            MOVED_TO_GLOBAL.add(Settings.Global.BLUETOOTH_ON);
2782            MOVED_TO_GLOBAL.add(Settings.Global.BUGREPORT_IN_POWER_MENU);
2783            MOVED_TO_GLOBAL.add(Settings.Global.CDMA_CELL_BROADCAST_SMS);
2784            MOVED_TO_GLOBAL.add(Settings.Global.CDMA_ROAMING_MODE);
2785            MOVED_TO_GLOBAL.add(Settings.Global.CDMA_SUBSCRIPTION_MODE);
2786            MOVED_TO_GLOBAL.add(Settings.Global.DATA_ACTIVITY_TIMEOUT_MOBILE);
2787            MOVED_TO_GLOBAL.add(Settings.Global.DATA_ACTIVITY_TIMEOUT_WIFI);
2788            MOVED_TO_GLOBAL.add(Settings.Global.DATA_ROAMING);
2789            MOVED_TO_GLOBAL.add(Settings.Global.DEVELOPMENT_SETTINGS_ENABLED);
2790            MOVED_TO_GLOBAL.add(Settings.Global.DEVICE_PROVISIONED);
2791            MOVED_TO_GLOBAL.add(Settings.Global.DISPLAY_DENSITY_FORCED);
2792            MOVED_TO_GLOBAL.add(Settings.Global.DISPLAY_SIZE_FORCED);
2793            MOVED_TO_GLOBAL.add(Settings.Global.DOWNLOAD_MAX_BYTES_OVER_MOBILE);
2794            MOVED_TO_GLOBAL.add(Settings.Global.DOWNLOAD_RECOMMENDED_MAX_BYTES_OVER_MOBILE);
2795            MOVED_TO_GLOBAL.add(Settings.Global.INSTALL_NON_MARKET_APPS);
2796            MOVED_TO_GLOBAL.add(Settings.Global.MOBILE_DATA);
2797            MOVED_TO_GLOBAL.add(Settings.Global.NETSTATS_DEV_BUCKET_DURATION);
2798            MOVED_TO_GLOBAL.add(Settings.Global.NETSTATS_DEV_DELETE_AGE);
2799            MOVED_TO_GLOBAL.add(Settings.Global.NETSTATS_DEV_PERSIST_BYTES);
2800            MOVED_TO_GLOBAL.add(Settings.Global.NETSTATS_DEV_ROTATE_AGE);
2801            MOVED_TO_GLOBAL.add(Settings.Global.NETSTATS_ENABLED);
2802            MOVED_TO_GLOBAL.add(Settings.Global.NETSTATS_GLOBAL_ALERT_BYTES);
2803            MOVED_TO_GLOBAL.add(Settings.Global.NETSTATS_POLL_INTERVAL);
2804            MOVED_TO_GLOBAL.add(Settings.Global.NETSTATS_REPORT_XT_OVER_DEV);
2805            MOVED_TO_GLOBAL.add(Settings.Global.NETSTATS_SAMPLE_ENABLED);
2806            MOVED_TO_GLOBAL.add(Settings.Global.NETSTATS_TIME_CACHE_MAX_AGE);
2807            MOVED_TO_GLOBAL.add(Settings.Global.NETSTATS_UID_BUCKET_DURATION);
2808            MOVED_TO_GLOBAL.add(Settings.Global.NETSTATS_UID_DELETE_AGE);
2809            MOVED_TO_GLOBAL.add(Settings.Global.NETSTATS_UID_PERSIST_BYTES);
2810            MOVED_TO_GLOBAL.add(Settings.Global.NETSTATS_UID_ROTATE_AGE);
2811            MOVED_TO_GLOBAL.add(Settings.Global.NETSTATS_UID_TAG_BUCKET_DURATION);
2812            MOVED_TO_GLOBAL.add(Settings.Global.NETSTATS_UID_TAG_DELETE_AGE);
2813            MOVED_TO_GLOBAL.add(Settings.Global.NETSTATS_UID_TAG_PERSIST_BYTES);
2814            MOVED_TO_GLOBAL.add(Settings.Global.NETSTATS_UID_TAG_ROTATE_AGE);
2815            MOVED_TO_GLOBAL.add(Settings.Global.NETWORK_PREFERENCE);
2816            MOVED_TO_GLOBAL.add(Settings.Global.NITZ_UPDATE_DIFF);
2817            MOVED_TO_GLOBAL.add(Settings.Global.NITZ_UPDATE_SPACING);
2818            MOVED_TO_GLOBAL.add(Settings.Global.NTP_SERVER);
2819            MOVED_TO_GLOBAL.add(Settings.Global.NTP_TIMEOUT);
2820            MOVED_TO_GLOBAL.add(Settings.Global.PDP_WATCHDOG_ERROR_POLL_COUNT);
2821            MOVED_TO_GLOBAL.add(Settings.Global.PDP_WATCHDOG_LONG_POLL_INTERVAL_MS);
2822            MOVED_TO_GLOBAL.add(Settings.Global.PDP_WATCHDOG_MAX_PDP_RESET_FAIL_COUNT);
2823            MOVED_TO_GLOBAL.add(Settings.Global.PDP_WATCHDOG_POLL_INTERVAL_MS);
2824            MOVED_TO_GLOBAL.add(Settings.Global.PDP_WATCHDOG_TRIGGER_PACKET_COUNT);
2825            MOVED_TO_GLOBAL.add(Settings.Global.SAMPLING_PROFILER_MS);
2826            MOVED_TO_GLOBAL.add(Settings.Global.SETUP_PREPAID_DATA_SERVICE_URL);
2827            MOVED_TO_GLOBAL.add(Settings.Global.SETUP_PREPAID_DETECTION_REDIR_HOST);
2828            MOVED_TO_GLOBAL.add(Settings.Global.SETUP_PREPAID_DETECTION_TARGET_URL);
2829            MOVED_TO_GLOBAL.add(Settings.Global.TETHER_DUN_APN);
2830            MOVED_TO_GLOBAL.add(Settings.Global.TETHER_DUN_REQUIRED);
2831            MOVED_TO_GLOBAL.add(Settings.Global.TETHER_SUPPORTED);
2832            MOVED_TO_GLOBAL.add(Settings.Global.USB_MASS_STORAGE_ENABLED);
2833            MOVED_TO_GLOBAL.add(Settings.Global.USE_GOOGLE_MAIL);
2834            MOVED_TO_GLOBAL.add(Settings.Global.WIFI_COUNTRY_CODE);
2835            MOVED_TO_GLOBAL.add(Settings.Global.WIFI_FRAMEWORK_SCAN_INTERVAL_MS);
2836            MOVED_TO_GLOBAL.add(Settings.Global.WIFI_FREQUENCY_BAND);
2837            MOVED_TO_GLOBAL.add(Settings.Global.WIFI_IDLE_MS);
2838            MOVED_TO_GLOBAL.add(Settings.Global.WIFI_MAX_DHCP_RETRY_COUNT);
2839            MOVED_TO_GLOBAL.add(Settings.Global.WIFI_MOBILE_DATA_TRANSITION_WAKELOCK_TIMEOUT_MS);
2840            MOVED_TO_GLOBAL.add(Settings.Global.WIFI_NETWORKS_AVAILABLE_NOTIFICATION_ON);
2841            MOVED_TO_GLOBAL.add(Settings.Global.WIFI_NETWORKS_AVAILABLE_REPEAT_DELAY);
2842            MOVED_TO_GLOBAL.add(Settings.Global.WIFI_NUM_OPEN_NETWORKS_KEPT);
2843            MOVED_TO_GLOBAL.add(Settings.Global.WIFI_ON);
2844            MOVED_TO_GLOBAL.add(Settings.Global.WIFI_P2P_DEVICE_NAME);
2845            MOVED_TO_GLOBAL.add(Settings.Global.WIFI_SAVED_STATE);
2846            MOVED_TO_GLOBAL.add(Settings.Global.WIFI_SUPPLICANT_SCAN_INTERVAL_MS);
2847            MOVED_TO_GLOBAL.add(Settings.Global.WIFI_SUSPEND_OPTIMIZATIONS_ENABLED);
2848            MOVED_TO_GLOBAL.add(Settings.Global.WIFI_ENHANCED_AUTO_JOIN);
2849            MOVED_TO_GLOBAL.add(Settings.Global.WIFI_NETWORK_SHOW_RSSI);
2850            MOVED_TO_GLOBAL.add(Settings.Global.WIFI_WATCHDOG_ON);
2851            MOVED_TO_GLOBAL.add(Settings.Global.WIFI_WATCHDOG_POOR_NETWORK_TEST_ENABLED);
2852            MOVED_TO_GLOBAL.add(Settings.Global.WIMAX_NETWORKS_AVAILABLE_NOTIFICATION_ON);
2853            MOVED_TO_GLOBAL.add(Settings.Global.PACKAGE_VERIFIER_ENABLE);
2854            MOVED_TO_GLOBAL.add(Settings.Global.PACKAGE_VERIFIER_TIMEOUT);
2855            MOVED_TO_GLOBAL.add(Settings.Global.PACKAGE_VERIFIER_DEFAULT_RESPONSE);
2856            MOVED_TO_GLOBAL.add(Settings.Global.DATA_STALL_ALARM_NON_AGGRESSIVE_DELAY_IN_MS);
2857            MOVED_TO_GLOBAL.add(Settings.Global.DATA_STALL_ALARM_AGGRESSIVE_DELAY_IN_MS);
2858            MOVED_TO_GLOBAL.add(Settings.Global.GPRS_REGISTER_CHECK_PERIOD_MS);
2859            MOVED_TO_GLOBAL.add(Settings.Global.WTF_IS_FATAL);
2860            MOVED_TO_GLOBAL.add(Settings.Global.BATTERY_DISCHARGE_DURATION_THRESHOLD);
2861            MOVED_TO_GLOBAL.add(Settings.Global.BATTERY_DISCHARGE_THRESHOLD);
2862            MOVED_TO_GLOBAL.add(Settings.Global.SEND_ACTION_APP_ERROR);
2863            MOVED_TO_GLOBAL.add(Settings.Global.DROPBOX_AGE_SECONDS);
2864            MOVED_TO_GLOBAL.add(Settings.Global.DROPBOX_MAX_FILES);
2865            MOVED_TO_GLOBAL.add(Settings.Global.DROPBOX_QUOTA_KB);
2866            MOVED_TO_GLOBAL.add(Settings.Global.DROPBOX_QUOTA_PERCENT);
2867            MOVED_TO_GLOBAL.add(Settings.Global.DROPBOX_RESERVE_PERCENT);
2868            MOVED_TO_GLOBAL.add(Settings.Global.DROPBOX_TAG_PREFIX);
2869            MOVED_TO_GLOBAL.add(Settings.Global.ERROR_LOGCAT_PREFIX);
2870            MOVED_TO_GLOBAL.add(Settings.Global.SYS_FREE_STORAGE_LOG_INTERVAL);
2871            MOVED_TO_GLOBAL.add(Settings.Global.DISK_FREE_CHANGE_REPORTING_THRESHOLD);
2872            MOVED_TO_GLOBAL.add(Settings.Global.SYS_STORAGE_THRESHOLD_PERCENTAGE);
2873            MOVED_TO_GLOBAL.add(Settings.Global.SYS_STORAGE_THRESHOLD_MAX_BYTES);
2874            MOVED_TO_GLOBAL.add(Settings.Global.SYS_STORAGE_FULL_THRESHOLD_BYTES);
2875            MOVED_TO_GLOBAL.add(Settings.Global.SYNC_MAX_RETRY_DELAY_IN_SECONDS);
2876            MOVED_TO_GLOBAL.add(Settings.Global.CONNECTIVITY_CHANGE_DELAY);
2877            MOVED_TO_GLOBAL.add(Settings.Global.CAPTIVE_PORTAL_DETECTION_ENABLED);
2878            MOVED_TO_GLOBAL.add(Settings.Global.CAPTIVE_PORTAL_SERVER);
2879            MOVED_TO_GLOBAL.add(Settings.Global.NSD_ON);
2880            MOVED_TO_GLOBAL.add(Settings.Global.SET_INSTALL_LOCATION);
2881            MOVED_TO_GLOBAL.add(Settings.Global.DEFAULT_INSTALL_LOCATION);
2882            MOVED_TO_GLOBAL.add(Settings.Global.INET_CONDITION_DEBOUNCE_UP_DELAY);
2883            MOVED_TO_GLOBAL.add(Settings.Global.INET_CONDITION_DEBOUNCE_DOWN_DELAY);
2884            MOVED_TO_GLOBAL.add(Settings.Global.READ_EXTERNAL_STORAGE_ENFORCED_DEFAULT);
2885            MOVED_TO_GLOBAL.add(Settings.Global.HTTP_PROXY);
2886            MOVED_TO_GLOBAL.add(Settings.Global.GLOBAL_HTTP_PROXY_HOST);
2887            MOVED_TO_GLOBAL.add(Settings.Global.GLOBAL_HTTP_PROXY_PORT);
2888            MOVED_TO_GLOBAL.add(Settings.Global.GLOBAL_HTTP_PROXY_EXCLUSION_LIST);
2889            MOVED_TO_GLOBAL.add(Settings.Global.SET_GLOBAL_HTTP_PROXY);
2890            MOVED_TO_GLOBAL.add(Settings.Global.DEFAULT_DNS_SERVER);
2891            MOVED_TO_GLOBAL.add(Settings.Global.PREFERRED_NETWORK_MODE);
2892        }
2893
2894        /** @hide */
2895        public static void getMovedKeys(HashSet<String> outKeySet) {
2896            outKeySet.addAll(MOVED_TO_GLOBAL);
2897        }
2898
2899        /**
2900         * Look up a name in the database.
2901         * @param resolver to access the database with
2902         * @param name to look up in the table
2903         * @return the corresponding value, or null if not present
2904         */
2905        public static String getString(ContentResolver resolver, String name) {
2906            return getStringForUser(resolver, name, UserHandle.myUserId());
2907        }
2908
2909        /** @hide */
2910        public static String getStringForUser(ContentResolver resolver, String name,
2911                int userHandle) {
2912            if (MOVED_TO_GLOBAL.contains(name)) {
2913                Log.w(TAG, "Setting " + name + " has moved from android.provider.Settings.Secure"
2914                        + " to android.provider.Settings.Global.");
2915                return Global.getStringForUser(resolver, name, userHandle);
2916            }
2917
2918            if (MOVED_TO_LOCK_SETTINGS.contains(name)) {
2919                synchronized (Secure.class) {
2920                    if (sLockSettings == null) {
2921                        sLockSettings = ILockSettings.Stub.asInterface(
2922                                (IBinder) ServiceManager.getService("lock_settings"));
2923                        sIsSystemProcess = Process.myUid() == Process.SYSTEM_UID;
2924                    }
2925                }
2926                if (sLockSettings != null && !sIsSystemProcess) {
2927                    try {
2928                        return sLockSettings.getString(name, "0", userHandle);
2929                    } catch (RemoteException re) {
2930                        // Fall through
2931                    }
2932                }
2933            }
2934
2935            return sNameValueCache.getStringForUser(resolver, name, userHandle);
2936        }
2937
2938        /**
2939         * Store a name/value pair into the database.
2940         * @param resolver to access the database with
2941         * @param name to store
2942         * @param value to associate with the name
2943         * @return true if the value was set, false on database errors
2944         */
2945        public static boolean putString(ContentResolver resolver, String name, String value) {
2946            return putStringForUser(resolver, name, value, UserHandle.myUserId());
2947        }
2948
2949        /** @hide */
2950        public static boolean putStringForUser(ContentResolver resolver, String name, String value,
2951                int userHandle) {
2952            if (MOVED_TO_GLOBAL.contains(name)) {
2953                Log.w(TAG, "Setting " + name + " has moved from android.provider.Settings.System"
2954                        + " to android.provider.Settings.Global");
2955                return Global.putStringForUser(resolver, name, value, userHandle);
2956            }
2957            return sNameValueCache.putStringForUser(resolver, name, value, userHandle);
2958        }
2959
2960        /**
2961         * Construct the content URI for a particular name/value pair,
2962         * useful for monitoring changes with a ContentObserver.
2963         * @param name to look up in the table
2964         * @return the corresponding content URI, or null if not present
2965         */
2966        public static Uri getUriFor(String name) {
2967            if (MOVED_TO_GLOBAL.contains(name)) {
2968                Log.w(TAG, "Setting " + name + " has moved from android.provider.Settings.Secure"
2969                        + " to android.provider.Settings.Global, returning global URI.");
2970                return Global.getUriFor(Global.CONTENT_URI, name);
2971            }
2972            return getUriFor(CONTENT_URI, name);
2973        }
2974
2975        /**
2976         * Convenience function for retrieving a single secure settings value
2977         * as an integer.  Note that internally setting values are always
2978         * stored as strings; this function converts the string to an integer
2979         * for you.  The default value will be returned if the setting is
2980         * not defined or not an integer.
2981         *
2982         * @param cr The ContentResolver to access.
2983         * @param name The name of the setting to retrieve.
2984         * @param def Value to return if the setting is not defined.
2985         *
2986         * @return The setting's current value, or 'def' if it is not defined
2987         * or not a valid integer.
2988         */
2989        public static int getInt(ContentResolver cr, String name, int def) {
2990            return getIntForUser(cr, name, def, UserHandle.myUserId());
2991        }
2992
2993        /** @hide */
2994        public static int getIntForUser(ContentResolver cr, String name, int def, int userHandle) {
2995            if (LOCATION_MODE.equals(name)) {
2996                // HACK ALERT: temporary hack to work around b/10491283.
2997                // TODO: once b/10491283 fixed, remove this hack
2998                return getLocationModeForUser(cr, userHandle);
2999            }
3000            String v = getStringForUser(cr, name, userHandle);
3001            try {
3002                return v != null ? Integer.parseInt(v) : def;
3003            } catch (NumberFormatException e) {
3004                return def;
3005            }
3006        }
3007
3008        /**
3009         * Convenience function for retrieving a single secure settings value
3010         * as an integer.  Note that internally setting values are always
3011         * stored as strings; this function converts the string to an integer
3012         * for you.
3013         * <p>
3014         * This version does not take a default value.  If the setting has not
3015         * been set, or the string value is not a number,
3016         * it throws {@link SettingNotFoundException}.
3017         *
3018         * @param cr The ContentResolver to access.
3019         * @param name The name of the setting to retrieve.
3020         *
3021         * @throws SettingNotFoundException Thrown if a setting by the given
3022         * name can't be found or the setting value is not an integer.
3023         *
3024         * @return The setting's current value.
3025         */
3026        public static int getInt(ContentResolver cr, String name)
3027                throws SettingNotFoundException {
3028            return getIntForUser(cr, name, UserHandle.myUserId());
3029        }
3030
3031        /** @hide */
3032        public static int getIntForUser(ContentResolver cr, String name, int userHandle)
3033                throws SettingNotFoundException {
3034            if (LOCATION_MODE.equals(name)) {
3035                // HACK ALERT: temporary hack to work around b/10491283.
3036                // TODO: once b/10491283 fixed, remove this hack
3037                return getLocationModeForUser(cr, userHandle);
3038            }
3039            String v = getStringForUser(cr, name, userHandle);
3040            try {
3041                return Integer.parseInt(v);
3042            } catch (NumberFormatException e) {
3043                throw new SettingNotFoundException(name);
3044            }
3045        }
3046
3047        /**
3048         * Convenience function for updating a single settings value as an
3049         * integer. This will either create a new entry in the table if the
3050         * given name does not exist, or modify the value of the existing row
3051         * with that name.  Note that internally setting values are always
3052         * stored as strings, so this function converts the given value to a
3053         * string before storing it.
3054         *
3055         * @param cr The ContentResolver to access.
3056         * @param name The name of the setting to modify.
3057         * @param value The new value for the setting.
3058         * @return true if the value was set, false on database errors
3059         */
3060        public static boolean putInt(ContentResolver cr, String name, int value) {
3061            return putIntForUser(cr, name, value, UserHandle.myUserId());
3062        }
3063
3064        /** @hide */
3065        public static boolean putIntForUser(ContentResolver cr, String name, int value,
3066                int userHandle) {
3067            if (LOCATION_MODE.equals(name)) {
3068                // HACK ALERT: temporary hack to work around b/10491283.
3069                // TODO: once b/10491283 fixed, remove this hack
3070                return setLocationModeForUser(cr, value, userHandle);
3071            }
3072            return putStringForUser(cr, name, Integer.toString(value), userHandle);
3073        }
3074
3075        /**
3076         * Convenience function for retrieving a single secure settings value
3077         * as a {@code long}.  Note that internally setting values are always
3078         * stored as strings; this function converts the string to a {@code long}
3079         * for you.  The default value will be returned if the setting is
3080         * not defined or not a {@code long}.
3081         *
3082         * @param cr The ContentResolver to access.
3083         * @param name The name of the setting to retrieve.
3084         * @param def Value to return if the setting is not defined.
3085         *
3086         * @return The setting's current value, or 'def' if it is not defined
3087         * or not a valid {@code long}.
3088         */
3089        public static long getLong(ContentResolver cr, String name, long def) {
3090            return getLongForUser(cr, name, def, UserHandle.myUserId());
3091        }
3092
3093        /** @hide */
3094        public static long getLongForUser(ContentResolver cr, String name, long def,
3095                int userHandle) {
3096            String valString = getStringForUser(cr, name, userHandle);
3097            long value;
3098            try {
3099                value = valString != null ? Long.parseLong(valString) : def;
3100            } catch (NumberFormatException e) {
3101                value = def;
3102            }
3103            return value;
3104        }
3105
3106        /**
3107         * Convenience function for retrieving a single secure settings value
3108         * as a {@code long}.  Note that internally setting values are always
3109         * stored as strings; this function converts the string to a {@code long}
3110         * for you.
3111         * <p>
3112         * This version does not take a default value.  If the setting has not
3113         * been set, or the string value is not a number,
3114         * it throws {@link SettingNotFoundException}.
3115         *
3116         * @param cr The ContentResolver to access.
3117         * @param name The name of the setting to retrieve.
3118         *
3119         * @return The setting's current value.
3120         * @throws SettingNotFoundException Thrown if a setting by the given
3121         * name can't be found or the setting value is not an integer.
3122         */
3123        public static long getLong(ContentResolver cr, String name)
3124                throws SettingNotFoundException {
3125            return getLongForUser(cr, name, UserHandle.myUserId());
3126        }
3127
3128        /** @hide */
3129        public static long getLongForUser(ContentResolver cr, String name, int userHandle)
3130                throws SettingNotFoundException {
3131            String valString = getStringForUser(cr, name, userHandle);
3132            try {
3133                return Long.parseLong(valString);
3134            } catch (NumberFormatException e) {
3135                throw new SettingNotFoundException(name);
3136            }
3137        }
3138
3139        /**
3140         * Convenience function for updating a secure settings value as a long
3141         * integer. This will either create a new entry in the table if the
3142         * given name does not exist, or modify the value of the existing row
3143         * with that name.  Note that internally setting values are always
3144         * stored as strings, so this function converts the given value to a
3145         * string before storing it.
3146         *
3147         * @param cr The ContentResolver to access.
3148         * @param name The name of the setting to modify.
3149         * @param value The new value for the setting.
3150         * @return true if the value was set, false on database errors
3151         */
3152        public static boolean putLong(ContentResolver cr, String name, long value) {
3153            return putLongForUser(cr, name, value, UserHandle.myUserId());
3154        }
3155
3156        /** @hide */
3157        public static boolean putLongForUser(ContentResolver cr, String name, long value,
3158                int userHandle) {
3159            return putStringForUser(cr, name, Long.toString(value), userHandle);
3160        }
3161
3162        /**
3163         * Convenience function for retrieving a single secure settings value
3164         * as a floating point number.  Note that internally setting values are
3165         * always stored as strings; this function converts the string to an
3166         * float for you. The default value will be returned if the setting
3167         * is not defined or not a valid float.
3168         *
3169         * @param cr The ContentResolver to access.
3170         * @param name The name of the setting to retrieve.
3171         * @param def Value to return if the setting is not defined.
3172         *
3173         * @return The setting's current value, or 'def' if it is not defined
3174         * or not a valid float.
3175         */
3176        public static float getFloat(ContentResolver cr, String name, float def) {
3177            return getFloatForUser(cr, name, def, UserHandle.myUserId());
3178        }
3179
3180        /** @hide */
3181        public static float getFloatForUser(ContentResolver cr, String name, float def,
3182                int userHandle) {
3183            String v = getStringForUser(cr, name, userHandle);
3184            try {
3185                return v != null ? Float.parseFloat(v) : def;
3186            } catch (NumberFormatException e) {
3187                return def;
3188            }
3189        }
3190
3191        /**
3192         * Convenience function for retrieving a single secure settings value
3193         * as a float.  Note that internally setting values are always
3194         * stored as strings; this function converts the string to a float
3195         * for you.
3196         * <p>
3197         * This version does not take a default value.  If the setting has not
3198         * been set, or the string value is not a number,
3199         * it throws {@link SettingNotFoundException}.
3200         *
3201         * @param cr The ContentResolver to access.
3202         * @param name The name of the setting to retrieve.
3203         *
3204         * @throws SettingNotFoundException Thrown if a setting by the given
3205         * name can't be found or the setting value is not a float.
3206         *
3207         * @return The setting's current value.
3208         */
3209        public static float getFloat(ContentResolver cr, String name)
3210                throws SettingNotFoundException {
3211            return getFloatForUser(cr, name, UserHandle.myUserId());
3212        }
3213
3214        /** @hide */
3215        public static float getFloatForUser(ContentResolver cr, String name, int userHandle)
3216                throws SettingNotFoundException {
3217            String v = getStringForUser(cr, name, userHandle);
3218            if (v == null) {
3219                throw new SettingNotFoundException(name);
3220            }
3221            try {
3222                return Float.parseFloat(v);
3223            } catch (NumberFormatException e) {
3224                throw new SettingNotFoundException(name);
3225            }
3226        }
3227
3228        /**
3229         * Convenience function for updating a single settings value as a
3230         * floating point number. This will either create a new entry in the
3231         * table if the given name does not exist, or modify the value of the
3232         * existing row with that name.  Note that internally setting values
3233         * are always stored as strings, so this function converts the given
3234         * value to a string before storing it.
3235         *
3236         * @param cr The ContentResolver to access.
3237         * @param name The name of the setting to modify.
3238         * @param value The new value for the setting.
3239         * @return true if the value was set, false on database errors
3240         */
3241        public static boolean putFloat(ContentResolver cr, String name, float value) {
3242            return putFloatForUser(cr, name, value, UserHandle.myUserId());
3243        }
3244
3245        /** @hide */
3246        public static boolean putFloatForUser(ContentResolver cr, String name, float value,
3247                int userHandle) {
3248            return putStringForUser(cr, name, Float.toString(value), userHandle);
3249        }
3250
3251        /**
3252         * @deprecated Use {@link android.provider.Settings.Global#DEVELOPMENT_SETTINGS_ENABLED}
3253         * instead
3254         */
3255        @Deprecated
3256        public static final String DEVELOPMENT_SETTINGS_ENABLED =
3257                Global.DEVELOPMENT_SETTINGS_ENABLED;
3258
3259        /**
3260         * When the user has enable the option to have a "bug report" command
3261         * in the power menu.
3262         * @deprecated Use {@link android.provider.Settings.Global#BUGREPORT_IN_POWER_MENU} instead
3263         * @hide
3264         */
3265        @Deprecated
3266        public static final String BUGREPORT_IN_POWER_MENU = "bugreport_in_power_menu";
3267
3268        /**
3269         * @deprecated Use {@link android.provider.Settings.Global#ADB_ENABLED} instead
3270         */
3271        @Deprecated
3272        public static final String ADB_ENABLED = Global.ADB_ENABLED;
3273
3274        /**
3275         * Setting to allow mock locations and location provider status to be injected into the
3276         * LocationManager service for testing purposes during application development.  These
3277         * locations and status values  override actual location and status information generated
3278         * by network, gps, or other location providers.
3279         */
3280        public static final String ALLOW_MOCK_LOCATION = "mock_location";
3281
3282        /**
3283         * A 64-bit number (as a hex string) that is randomly
3284         * generated when the user first sets up the device and should remain
3285         * constant for the lifetime of the user's device. The value may
3286         * change if a factory reset is performed on the device.
3287         * <p class="note"><strong>Note:</strong> When a device has <a
3288         * href="{@docRoot}about/versions/android-4.2.html#MultipleUsers">multiple users</a>
3289         * (available on certain devices running Android 4.2 or higher), each user appears as a
3290         * completely separate device, so the {@code ANDROID_ID} value is unique to each
3291         * user.</p>
3292         */
3293        public static final String ANDROID_ID = "android_id";
3294
3295        /**
3296         * @deprecated Use {@link android.provider.Settings.Global#BLUETOOTH_ON} instead
3297         */
3298        @Deprecated
3299        public static final String BLUETOOTH_ON = Global.BLUETOOTH_ON;
3300
3301        /**
3302         * @deprecated Use {@link android.provider.Settings.Global#DATA_ROAMING} instead
3303         */
3304        @Deprecated
3305        public static final String DATA_ROAMING = Global.DATA_ROAMING;
3306
3307        /**
3308         * Setting to record the input method used by default, holding the ID
3309         * of the desired method.
3310         */
3311        public static final String DEFAULT_INPUT_METHOD = "default_input_method";
3312
3313        /**
3314         * Setting to record the input method subtype used by default, holding the ID
3315         * of the desired method.
3316         */
3317        public static final String SELECTED_INPUT_METHOD_SUBTYPE =
3318                "selected_input_method_subtype";
3319
3320        /**
3321         * Setting to record the history of input method subtype, holding the pair of ID of IME
3322         * and its last used subtype.
3323         * @hide
3324         */
3325        public static final String INPUT_METHODS_SUBTYPE_HISTORY =
3326                "input_methods_subtype_history";
3327
3328        /**
3329         * Setting to record the visibility of input method selector
3330         */
3331        public static final String INPUT_METHOD_SELECTOR_VISIBILITY =
3332                "input_method_selector_visibility";
3333
3334        /**
3335         * The currently selected voice interaction service flattened ComponentName.
3336         * @hide
3337         */
3338        public static final String VOICE_INTERACTION_SERVICE = "voice_interaction_service";
3339
3340        /**
3341         * bluetooth HCI snoop log configuration
3342         * @hide
3343         */
3344        public static final String BLUETOOTH_HCI_LOG =
3345                "bluetooth_hci_log";
3346
3347        /**
3348         * @deprecated Use {@link android.provider.Settings.Global#DEVICE_PROVISIONED} instead
3349         */
3350        @Deprecated
3351        public static final String DEVICE_PROVISIONED = Global.DEVICE_PROVISIONED;
3352
3353        /**
3354         * Whether the current user has been set up via setup wizard (0 = false, 1 = true)
3355         * @hide
3356         */
3357        public static final String USER_SETUP_COMPLETE = "user_setup_complete";
3358
3359        /**
3360         * List of input methods that are currently enabled.  This is a string
3361         * containing the IDs of all enabled input methods, each ID separated
3362         * by ':'.
3363         */
3364        public static final String ENABLED_INPUT_METHODS = "enabled_input_methods";
3365
3366        /**
3367         * List of system input methods that are currently disabled.  This is a string
3368         * containing the IDs of all disabled input methods, each ID separated
3369         * by ':'.
3370         * @hide
3371         */
3372        public static final String DISABLED_SYSTEM_INPUT_METHODS = "disabled_system_input_methods";
3373
3374        /**
3375         * Host name and port for global http proxy. Uses ':' seperator for
3376         * between host and port.
3377         *
3378         * @deprecated Use {@link Global#HTTP_PROXY}
3379         */
3380        @Deprecated
3381        public static final String HTTP_PROXY = Global.HTTP_PROXY;
3382
3383        /**
3384         * @deprecated Use {@link android.provider.Settings.Global#INSTALL_NON_MARKET_APPS} instead
3385         */
3386        @Deprecated
3387        public static final String INSTALL_NON_MARKET_APPS = Global.INSTALL_NON_MARKET_APPS;
3388
3389        /**
3390         * Comma-separated list of location providers that activities may access. Do not rely on
3391         * this value being present in settings.db or on ContentObserver notifications on the
3392         * corresponding Uri.
3393         *
3394         * @deprecated use {@link #LOCATION_MODE} and
3395         * {@link LocationManager#MODE_CHANGED_ACTION} (or
3396         * {@link LocationManager#PROVIDERS_CHANGED_ACTION})
3397         */
3398        @Deprecated
3399        public static final String LOCATION_PROVIDERS_ALLOWED = "location_providers_allowed";
3400
3401        /**
3402         * The degree of location access enabled by the user.
3403         * <p>
3404         * When used with {@link #putInt(ContentResolver, String, int)}, must be one of {@link
3405         * #LOCATION_MODE_HIGH_ACCURACY}, {@link #LOCATION_MODE_SENSORS_ONLY}, {@link
3406         * #LOCATION_MODE_BATTERY_SAVING}, or {@link #LOCATION_MODE_OFF}. When used with {@link
3407         * #getInt(ContentResolver, String)}, the caller must gracefully handle additional location
3408         * modes that might be added in the future.
3409         * <p>
3410         * Note: do not rely on this value being present in settings.db or on ContentObserver
3411         * notifications for the corresponding Uri. Use {@link LocationManager#MODE_CHANGED_ACTION}
3412         * to receive changes in this value.
3413         */
3414        public static final String LOCATION_MODE = "location_mode";
3415
3416        /**
3417         * Location access disabled.
3418         */
3419        public static final int LOCATION_MODE_OFF = 0;
3420        /**
3421         * Network Location Provider disabled, but GPS and other sensors enabled.
3422         */
3423        public static final int LOCATION_MODE_SENSORS_ONLY = 1;
3424        /**
3425         * Reduced power usage, such as limiting the number of GPS updates per hour. Requests
3426         * with {@link android.location.Criteria#POWER_HIGH} may be downgraded to
3427         * {@link android.location.Criteria#POWER_MEDIUM}.
3428         */
3429        public static final int LOCATION_MODE_BATTERY_SAVING = 2;
3430        /**
3431         * Best-effort location computation allowed.
3432         */
3433        public static final int LOCATION_MODE_HIGH_ACCURACY = 3;
3434
3435        /**
3436         * A flag containing settings used for biometric weak
3437         * @hide
3438         */
3439        public static final String LOCK_BIOMETRIC_WEAK_FLAGS =
3440                "lock_biometric_weak_flags";
3441
3442        /**
3443         * Whether autolock is enabled (0 = false, 1 = true)
3444         */
3445        public static final String LOCK_PATTERN_ENABLED = "lock_pattern_autolock";
3446
3447        /**
3448         * Whether lock pattern is visible as user enters (0 = false, 1 = true)
3449         */
3450        public static final String LOCK_PATTERN_VISIBLE = "lock_pattern_visible_pattern";
3451
3452        /**
3453         * Whether the NFC unlock feature is enabled (0 = false, 1 = true)
3454         */
3455        public static final String NFC_UNLOCK_ENABLED = "nfc_unlock_enabled";
3456
3457        /**
3458         * Whether lock pattern will vibrate as user enters (0 = false, 1 =
3459         * true)
3460         *
3461         * @deprecated Starting in {@link VERSION_CODES#JELLY_BEAN_MR1} the
3462         *             lockscreen uses
3463         *             {@link Settings.System#HAPTIC_FEEDBACK_ENABLED}.
3464         */
3465        @Deprecated
3466        public static final String
3467                LOCK_PATTERN_TACTILE_FEEDBACK_ENABLED = "lock_pattern_tactile_feedback_enabled";
3468
3469        /**
3470         * This preference allows the device to be locked given time after screen goes off,
3471         * subject to current DeviceAdmin policy limits.
3472         * @hide
3473         */
3474        public static final String LOCK_SCREEN_LOCK_AFTER_TIMEOUT = "lock_screen_lock_after_timeout";
3475
3476
3477        /**
3478         * This preference contains the string that shows for owner info on LockScreen.
3479         * @hide
3480         * @deprecated
3481         */
3482        public static final String LOCK_SCREEN_OWNER_INFO = "lock_screen_owner_info";
3483
3484        /**
3485         * Ids of the user-selected appwidgets on the lockscreen (comma-delimited).
3486         * @hide
3487         */
3488        public static final String LOCK_SCREEN_APPWIDGET_IDS =
3489            "lock_screen_appwidget_ids";
3490
3491        /**
3492         * List of enrolled fingerprint identifiers (comma-delimited).
3493         * @hide
3494         */
3495        public static final String USER_FINGERPRINT_IDS = "user_fingerprint_ids";
3496
3497        /**
3498         * Id of the appwidget shown on the lock screen when appwidgets are disabled.
3499         * @hide
3500         */
3501        public static final String LOCK_SCREEN_FALLBACK_APPWIDGET_ID =
3502            "lock_screen_fallback_appwidget_id";
3503
3504        /**
3505         * Index of the lockscreen appwidget to restore, -1 if none.
3506         * @hide
3507         */
3508        public static final String LOCK_SCREEN_STICKY_APPWIDGET =
3509            "lock_screen_sticky_appwidget";
3510
3511        /**
3512         * This preference enables showing the owner info on LockScreen.
3513         * @hide
3514         * @deprecated
3515         */
3516        public static final String LOCK_SCREEN_OWNER_INFO_ENABLED =
3517            "lock_screen_owner_info_enabled";
3518
3519        /**
3520         * When set by a user, allows notifications to be shown atop a securely locked screen
3521         * in their full "private" form (same as when the device is unlocked).
3522         * @hide
3523         */
3524        public static final String LOCK_SCREEN_ALLOW_PRIVATE_NOTIFICATIONS =
3525                "lock_screen_allow_private_notifications";
3526
3527        /**
3528         * The Logging ID (a unique 64-bit value) as a hex string.
3529         * Used as a pseudonymous identifier for logging.
3530         * @deprecated This identifier is poorly initialized and has
3531         * many collisions.  It should not be used.
3532         */
3533        @Deprecated
3534        public static final String LOGGING_ID = "logging_id";
3535
3536        /**
3537         * @deprecated Use {@link android.provider.Settings.Global#NETWORK_PREFERENCE} instead
3538         */
3539        @Deprecated
3540        public static final String NETWORK_PREFERENCE = Global.NETWORK_PREFERENCE;
3541
3542        /**
3543         * No longer supported.
3544         */
3545        public static final String PARENTAL_CONTROL_ENABLED = "parental_control_enabled";
3546
3547        /**
3548         * No longer supported.
3549         */
3550        public static final String PARENTAL_CONTROL_LAST_UPDATE = "parental_control_last_update";
3551
3552        /**
3553         * No longer supported.
3554         */
3555        public static final String PARENTAL_CONTROL_REDIRECT_URL = "parental_control_redirect_url";
3556
3557        /**
3558         * Settings classname to launch when Settings is clicked from All
3559         * Applications.  Needed because of user testing between the old
3560         * and new Settings apps.
3561         */
3562        // TODO: 881807
3563        public static final String SETTINGS_CLASSNAME = "settings_classname";
3564
3565        /**
3566         * @deprecated Use {@link android.provider.Settings.Global#USB_MASS_STORAGE_ENABLED} instead
3567         */
3568        @Deprecated
3569        public static final String USB_MASS_STORAGE_ENABLED = Global.USB_MASS_STORAGE_ENABLED;
3570
3571        /**
3572         * @deprecated Use {@link android.provider.Settings.Global#USE_GOOGLE_MAIL} instead
3573         */
3574        @Deprecated
3575        public static final String USE_GOOGLE_MAIL = Global.USE_GOOGLE_MAIL;
3576
3577        /**
3578         * If accessibility is enabled.
3579         */
3580        public static final String ACCESSIBILITY_ENABLED = "accessibility_enabled";
3581
3582        /**
3583         * If touch exploration is enabled.
3584         */
3585        public static final String TOUCH_EXPLORATION_ENABLED = "touch_exploration_enabled";
3586
3587        /**
3588         * List of the enabled accessibility providers.
3589         */
3590        public static final String ENABLED_ACCESSIBILITY_SERVICES =
3591            "enabled_accessibility_services";
3592
3593        /**
3594         * List of the accessibility services to which the user has granted
3595         * permission to put the device into touch exploration mode.
3596         *
3597         * @hide
3598         */
3599        public static final String TOUCH_EXPLORATION_GRANTED_ACCESSIBILITY_SERVICES =
3600            "touch_exploration_granted_accessibility_services";
3601
3602        /**
3603         * Whether to speak passwords while in accessibility mode.
3604         */
3605        public static final String ACCESSIBILITY_SPEAK_PASSWORD = "speak_password";
3606
3607        /**
3608         * If injection of accessibility enhancing JavaScript screen-reader
3609         * is enabled.
3610         * <p>
3611         *   Note: The JavaScript based screen-reader is served by the
3612         *   Google infrastructure and enable users with disabilities to
3613         *   efficiently navigate in and explore web content.
3614         * </p>
3615         * <p>
3616         *   This property represents a boolean value.
3617         * </p>
3618         * @hide
3619         */
3620        public static final String ACCESSIBILITY_SCRIPT_INJECTION =
3621            "accessibility_script_injection";
3622
3623        /**
3624         * The URL for the injected JavaScript based screen-reader used
3625         * for providing accessibility of content in WebView.
3626         * <p>
3627         *   Note: The JavaScript based screen-reader is served by the
3628         *   Google infrastructure and enable users with disabilities to
3629         *   efficiently navigate in and explore web content.
3630         * </p>
3631         * <p>
3632         *   This property represents a string value.
3633         * </p>
3634         * @hide
3635         */
3636        public static final String ACCESSIBILITY_SCREEN_READER_URL =
3637            "accessibility_script_injection_url";
3638
3639        /**
3640         * Key bindings for navigation in built-in accessibility support for web content.
3641         * <p>
3642         *   Note: These key bindings are for the built-in accessibility navigation for
3643         *   web content which is used as a fall back solution if JavaScript in a WebView
3644         *   is not enabled or the user has not opted-in script injection from Google.
3645         * </p>
3646         * <p>
3647         *   The bindings are separated by semi-colon. A binding is a mapping from
3648         *   a key to a sequence of actions (for more details look at
3649         *   android.webkit.AccessibilityInjector). A key is represented as the hexademical
3650         *   string representation of an integer obtained from a meta state (optional) shifted
3651         *   sixteen times left and bitwise ored with a key code. An action is represented
3652         *   as a hexademical string representation of an integer where the first two digits
3653         *   are navigation action index, the second, the third, and the fourth digit pairs
3654         *   represent the action arguments. The separate actions in a binding are colon
3655         *   separated. The key and the action sequence it maps to are separated by equals.
3656         * </p>
3657         * <p>
3658         *   For example, the binding below maps the DPAD right button to traverse the
3659         *   current navigation axis once without firing an accessibility event and to
3660         *   perform the same traversal again but to fire an event:
3661         *   <code>
3662         *     0x16=0x01000100:0x01000101;
3663         *   </code>
3664         * </p>
3665         * <p>
3666         *   The goal of this binding is to enable dynamic rebinding of keys to
3667         *   navigation actions for web content without requiring a framework change.
3668         * </p>
3669         * <p>
3670         *   This property represents a string value.
3671         * </p>
3672         * @hide
3673         */
3674        public static final String ACCESSIBILITY_WEB_CONTENT_KEY_BINDINGS =
3675            "accessibility_web_content_key_bindings";
3676
3677        /**
3678         * Setting that specifies whether the display magnification is enabled.
3679         * Display magnifications allows the user to zoom in the display content
3680         * and is targeted to low vision users. The current magnification scale
3681         * is controlled by {@link #ACCESSIBILITY_DISPLAY_MAGNIFICATION_SCALE}.
3682         *
3683         * @hide
3684         */
3685        public static final String ACCESSIBILITY_DISPLAY_MAGNIFICATION_ENABLED =
3686                "accessibility_display_magnification_enabled";
3687
3688        /**
3689         * Setting that specifies what the display magnification scale is.
3690         * Display magnifications allows the user to zoom in the display
3691         * content and is targeted to low vision users. Whether a display
3692         * magnification is performed is controlled by
3693         * {@link #ACCESSIBILITY_DISPLAY_MAGNIFICATION_ENABLED}
3694         *
3695         * @hide
3696         */
3697        public static final String ACCESSIBILITY_DISPLAY_MAGNIFICATION_SCALE =
3698                "accessibility_display_magnification_scale";
3699
3700        /**
3701         * Setting that specifies whether the display magnification should be
3702         * automatically updated. If this fearture is enabled the system will
3703         * exit magnification mode or pan the viewport when a context change
3704         * occurs. For example, on staring a new activity or rotating the screen,
3705         * the system may zoom out so the user can see the new context he is in.
3706         * Another example is on showing a window that is not visible in the
3707         * magnified viewport the system may pan the viewport to make the window
3708         * the has popped up so the user knows that the context has changed.
3709         * Whether a screen magnification is performed is controlled by
3710         * {@link #ACCESSIBILITY_DISPLAY_MAGNIFICATION_ENABLED}
3711         *
3712         * @hide
3713         */
3714        public static final String ACCESSIBILITY_DISPLAY_MAGNIFICATION_AUTO_UPDATE =
3715                "accessibility_display_magnification_auto_update";
3716
3717        /**
3718         * Setting that specifies whether timed text (captions) should be
3719         * displayed in video content. Text display properties are controlled by
3720         * the following settings:
3721         * <ul>
3722         * <li>{@link #ACCESSIBILITY_CAPTIONING_LOCALE}
3723         * <li>{@link #ACCESSIBILITY_CAPTIONING_BACKGROUND_COLOR}
3724         * <li>{@link #ACCESSIBILITY_CAPTIONING_FOREGROUND_COLOR}
3725         * <li>{@link #ACCESSIBILITY_CAPTIONING_EDGE_COLOR}
3726         * <li>{@link #ACCESSIBILITY_CAPTIONING_EDGE_TYPE}
3727         * <li>{@link #ACCESSIBILITY_CAPTIONING_TYPEFACE}
3728         * <li>{@link #ACCESSIBILITY_CAPTIONING_FONT_SCALE}
3729         * </ul>
3730         *
3731         * @hide
3732         */
3733        public static final String ACCESSIBILITY_CAPTIONING_ENABLED =
3734                "accessibility_captioning_enabled";
3735
3736        /**
3737         * Setting that specifies the language for captions as a locale string,
3738         * e.g. en_US.
3739         *
3740         * @see java.util.Locale#toString
3741         * @hide
3742         */
3743        public static final String ACCESSIBILITY_CAPTIONING_LOCALE =
3744                "accessibility_captioning_locale";
3745
3746        /**
3747         * Integer property that specifies the preset style for captions, one
3748         * of:
3749         * <ul>
3750         * <li>{@link android.view.accessibility.CaptioningManager.CaptionStyle#PRESET_CUSTOM}
3751         * <li>a valid index of {@link android.view.accessibility.CaptioningManager.CaptionStyle#PRESETS}
3752         * </ul>
3753         *
3754         * @see java.util.Locale#toString
3755         * @hide
3756         */
3757        public static final String ACCESSIBILITY_CAPTIONING_PRESET =
3758                "accessibility_captioning_preset";
3759
3760        /**
3761         * Integer property that specifes the background color for captions as a
3762         * packed 32-bit color.
3763         *
3764         * @see android.graphics.Color#argb
3765         * @hide
3766         */
3767        public static final String ACCESSIBILITY_CAPTIONING_BACKGROUND_COLOR =
3768                "accessibility_captioning_background_color";
3769
3770        /**
3771         * Integer property that specifes the foreground color for captions as a
3772         * packed 32-bit color.
3773         *
3774         * @see android.graphics.Color#argb
3775         * @hide
3776         */
3777        public static final String ACCESSIBILITY_CAPTIONING_FOREGROUND_COLOR =
3778                "accessibility_captioning_foreground_color";
3779
3780        /**
3781         * Integer property that specifes the edge type for captions, one of:
3782         * <ul>
3783         * <li>{@link android.view.accessibility.CaptioningManager.CaptionStyle#EDGE_TYPE_NONE}
3784         * <li>{@link android.view.accessibility.CaptioningManager.CaptionStyle#EDGE_TYPE_OUTLINE}
3785         * <li>{@link android.view.accessibility.CaptioningManager.CaptionStyle#EDGE_TYPE_DROP_SHADOW}
3786         * </ul>
3787         *
3788         * @see #ACCESSIBILITY_CAPTIONING_EDGE_COLOR
3789         * @hide
3790         */
3791        public static final String ACCESSIBILITY_CAPTIONING_EDGE_TYPE =
3792                "accessibility_captioning_edge_type";
3793
3794        /**
3795         * Integer property that specifes the edge color for captions as a
3796         * packed 32-bit color.
3797         *
3798         * @see #ACCESSIBILITY_CAPTIONING_EDGE_TYPE
3799         * @see android.graphics.Color#argb
3800         * @hide
3801         */
3802        public static final String ACCESSIBILITY_CAPTIONING_EDGE_COLOR =
3803                "accessibility_captioning_edge_color";
3804
3805        /**
3806         * Integer property that specifes the window color for captions as a
3807         * packed 32-bit color.
3808         *
3809         * @see android.graphics.Color#argb
3810         * @hide
3811         */
3812        public static final String ACCESSIBILITY_CAPTIONING_WINDOW_COLOR =
3813                "accessibility_captioning_window_color";
3814
3815        /**
3816         * String property that specifies the typeface for captions, one of:
3817         * <ul>
3818         * <li>DEFAULT
3819         * <li>MONOSPACE
3820         * <li>SANS_SERIF
3821         * <li>SERIF
3822         * </ul>
3823         *
3824         * @see android.graphics.Typeface
3825         * @hide
3826         */
3827        public static final String ACCESSIBILITY_CAPTIONING_TYPEFACE =
3828                "accessibility_captioning_typeface";
3829
3830        /**
3831         * Floating point property that specifies font scaling for captions.
3832         *
3833         * @hide
3834         */
3835        public static final String ACCESSIBILITY_CAPTIONING_FONT_SCALE =
3836                "accessibility_captioning_font_scale";
3837
3838        /**
3839         * Setting that specifies whether the quick setting tile for display
3840         * color inversion is enabled.
3841         *
3842         * @hide
3843         */
3844        public static final String ACCESSIBILITY_DISPLAY_INVERSION_QUICK_SETTING_ENABLED =
3845                "accessibility_display_inversion_quick_setting_enabled";
3846
3847        /**
3848         * Setting that specifies whether display color inversion is enabled.
3849         *
3850         * @hide
3851         */
3852        public static final String ACCESSIBILITY_DISPLAY_INVERSION_ENABLED =
3853                "accessibility_display_inversion_enabled";
3854
3855        /**
3856         * Integer property that specifies the type of color inversion to
3857         * perform. Valid values are defined in AccessibilityManager.
3858         *
3859         * @hide
3860         */
3861        public static final String ACCESSIBILITY_DISPLAY_INVERSION =
3862                "accessibility_display_inversion";
3863
3864        /**
3865         * Setting that specifies whether the quick setting tile for display
3866         * color space adjustment is enabled.
3867         *
3868         * @hide
3869         */
3870        public static final String ACCESSIBILITY_DISPLAY_DALTONIZER_QUICK_SETTING_ENABLED =
3871                "accessibility_display_daltonizer_quick_setting_enabled";
3872
3873        /**
3874         * Setting that specifies whether display color space adjustment is
3875         * enabled.
3876         *
3877         * @hide
3878         */
3879        public static final String ACCESSIBILITY_DISPLAY_DALTONIZER_ENABLED =
3880                "accessibility_display_daltonizer_enabled";
3881
3882        /**
3883         * Integer property that specifies the type of color space adjustment to
3884         * perform. Valid values are defined in AccessibilityManager.
3885         *
3886         * @hide
3887         */
3888        public static final String ACCESSIBILITY_DISPLAY_DALTONIZER =
3889                "accessibility_display_daltonizer";
3890
3891        /**
3892         * Setting that specifies whether the quick setting tile for display
3893         * contrast enhancement is enabled.
3894         *
3895         * @hide
3896         */
3897        public static final String ACCESSIBILITY_DISPLAY_CONTRAST_QUICK_SETTING_ENABLED =
3898                "accessibility_display_contrast_quick_setting_enabled";
3899
3900        /**
3901         * Setting that specifies whether display contrast enhancement is
3902         * enabled.
3903         *
3904         * @hide
3905         */
3906        public static final String ACCESSIBILITY_DISPLAY_CONTRAST_ENABLED =
3907                "accessibility_display_contrast_enabled";
3908
3909        /**
3910         * Floating point property that specifies display contrast adjustment.
3911         * Valid range is [0, ...] where 0 is gray, 1 is normal, and higher
3912         * values indicate enhanced contrast.
3913         *
3914         * @hide
3915         */
3916        public static final String ACCESSIBILITY_DISPLAY_CONTRAST =
3917                "accessibility_display_contrast";
3918
3919        /**
3920         * Floating point property that specifies display brightness adjustment.
3921         * Valid range is [-1, 1] where -1 is black, 0 is default, and 1 is
3922         * white.
3923         *
3924         * @hide
3925         */
3926        public static final String ACCESSIBILITY_DISPLAY_BRIGHTNESS =
3927                "accessibility_display_brightness";
3928
3929        /**
3930         * The timout for considering a press to be a long press in milliseconds.
3931         * @hide
3932         */
3933        public static final String LONG_PRESS_TIMEOUT = "long_press_timeout";
3934
3935        /**
3936         * List of the enabled print services.
3937         * @hide
3938         */
3939        public static final String ENABLED_PRINT_SERVICES =
3940            "enabled_print_services";
3941
3942        /**
3943         * List of the system print services we enabled on first boot. On
3944         * first boot we enable all system, i.e. bundled print services,
3945         * once, so they work out-of-the-box.
3946         * @hide
3947         */
3948        public static final String ENABLED_ON_FIRST_BOOT_SYSTEM_PRINT_SERVICES =
3949            "enabled_on_first_boot_system_print_services";
3950
3951        /**
3952         * Setting to always use the default text-to-speech settings regardless
3953         * of the application settings.
3954         * 1 = override application settings,
3955         * 0 = use application settings (if specified).
3956         *
3957         * @deprecated  The value of this setting is no longer respected by
3958         * the framework text to speech APIs as of the Ice Cream Sandwich release.
3959         */
3960        @Deprecated
3961        public static final String TTS_USE_DEFAULTS = "tts_use_defaults";
3962
3963        /**
3964         * Default text-to-speech engine speech rate. 100 = 1x
3965         */
3966        public static final String TTS_DEFAULT_RATE = "tts_default_rate";
3967
3968        /**
3969         * Default text-to-speech engine pitch. 100 = 1x
3970         */
3971        public static final String TTS_DEFAULT_PITCH = "tts_default_pitch";
3972
3973        /**
3974         * Default text-to-speech engine.
3975         */
3976        public static final String TTS_DEFAULT_SYNTH = "tts_default_synth";
3977
3978        /**
3979         * Default text-to-speech language.
3980         *
3981         * @deprecated this setting is no longer in use, as of the Ice Cream
3982         * Sandwich release. Apps should never need to read this setting directly,
3983         * instead can query the TextToSpeech framework classes for the default
3984         * locale. {@link TextToSpeech#getLanguage()}.
3985         */
3986        @Deprecated
3987        public static final String TTS_DEFAULT_LANG = "tts_default_lang";
3988
3989        /**
3990         * Default text-to-speech country.
3991         *
3992         * @deprecated this setting is no longer in use, as of the Ice Cream
3993         * Sandwich release. Apps should never need to read this setting directly,
3994         * instead can query the TextToSpeech framework classes for the default
3995         * locale. {@link TextToSpeech#getLanguage()}.
3996         */
3997        @Deprecated
3998        public static final String TTS_DEFAULT_COUNTRY = "tts_default_country";
3999
4000        /**
4001         * Default text-to-speech locale variant.
4002         *
4003         * @deprecated this setting is no longer in use, as of the Ice Cream
4004         * Sandwich release. Apps should never need to read this setting directly,
4005         * instead can query the TextToSpeech framework classes for the
4006         * locale that is in use {@link TextToSpeech#getLanguage()}.
4007         */
4008        @Deprecated
4009        public static final String TTS_DEFAULT_VARIANT = "tts_default_variant";
4010
4011        /**
4012         * Stores the default tts locales on a per engine basis. Stored as
4013         * a comma seperated list of values, each value being of the form
4014         * {@code engine_name:locale} for example,
4015         * {@code com.foo.ttsengine:eng-USA,com.bar.ttsengine:esp-ESP}. This
4016         * supersedes {@link #TTS_DEFAULT_LANG}, {@link #TTS_DEFAULT_COUNTRY} and
4017         * {@link #TTS_DEFAULT_VARIANT}. Apps should never need to read this
4018         * setting directly, and can query the TextToSpeech framework classes
4019         * for the locale that is in use.
4020         *
4021         * @hide
4022         */
4023        public static final String TTS_DEFAULT_LOCALE = "tts_default_locale";
4024
4025        /**
4026         * Space delimited list of plugin packages that are enabled.
4027         */
4028        public static final String TTS_ENABLED_PLUGINS = "tts_enabled_plugins";
4029
4030        /**
4031         * @deprecated Use {@link android.provider.Settings.Global#WIFI_NETWORKS_AVAILABLE_NOTIFICATION_ON}
4032         * instead.
4033         */
4034        @Deprecated
4035        public static final String WIFI_NETWORKS_AVAILABLE_NOTIFICATION_ON =
4036                Global.WIFI_NETWORKS_AVAILABLE_NOTIFICATION_ON;
4037
4038        /**
4039         * @deprecated Use {@link android.provider.Settings.Global#WIFI_NETWORKS_AVAILABLE_REPEAT_DELAY}
4040         * instead.
4041         */
4042        @Deprecated
4043        public static final String WIFI_NETWORKS_AVAILABLE_REPEAT_DELAY =
4044                Global.WIFI_NETWORKS_AVAILABLE_REPEAT_DELAY;
4045
4046        /**
4047         * @deprecated Use {@link android.provider.Settings.Global#WIFI_NUM_OPEN_NETWORKS_KEPT}
4048         * instead.
4049         */
4050        @Deprecated
4051        public static final String WIFI_NUM_OPEN_NETWORKS_KEPT =
4052                Global.WIFI_NUM_OPEN_NETWORKS_KEPT;
4053
4054        /**
4055         * @deprecated Use {@link android.provider.Settings.Global#WIFI_ON}
4056         * instead.
4057         */
4058        @Deprecated
4059        public static final String WIFI_ON = Global.WIFI_ON;
4060
4061        /**
4062         * The acceptable packet loss percentage (range 0 - 100) before trying
4063         * another AP on the same network.
4064         * @deprecated This setting is not used.
4065         */
4066        @Deprecated
4067        public static final String WIFI_WATCHDOG_ACCEPTABLE_PACKET_LOSS_PERCENTAGE =
4068                "wifi_watchdog_acceptable_packet_loss_percentage";
4069
4070        /**
4071         * The number of access points required for a network in order for the
4072         * watchdog to monitor it.
4073         * @deprecated This setting is not used.
4074         */
4075        @Deprecated
4076        public static final String WIFI_WATCHDOG_AP_COUNT = "wifi_watchdog_ap_count";
4077
4078        /**
4079         * The delay between background checks.
4080         * @deprecated This setting is not used.
4081         */
4082        @Deprecated
4083        public static final String WIFI_WATCHDOG_BACKGROUND_CHECK_DELAY_MS =
4084                "wifi_watchdog_background_check_delay_ms";
4085
4086        /**
4087         * Whether the Wi-Fi watchdog is enabled for background checking even
4088         * after it thinks the user has connected to a good access point.
4089         * @deprecated This setting is not used.
4090         */
4091        @Deprecated
4092        public static final String WIFI_WATCHDOG_BACKGROUND_CHECK_ENABLED =
4093                "wifi_watchdog_background_check_enabled";
4094
4095        /**
4096         * The timeout for a background ping
4097         * @deprecated This setting is not used.
4098         */
4099        @Deprecated
4100        public static final String WIFI_WATCHDOG_BACKGROUND_CHECK_TIMEOUT_MS =
4101                "wifi_watchdog_background_check_timeout_ms";
4102
4103        /**
4104         * The number of initial pings to perform that *may* be ignored if they
4105         * fail. Again, if these fail, they will *not* be used in packet loss
4106         * calculation. For example, one network always seemed to time out for
4107         * the first couple pings, so this is set to 3 by default.
4108         * @deprecated This setting is not used.
4109         */
4110        @Deprecated
4111        public static final String WIFI_WATCHDOG_INITIAL_IGNORED_PING_COUNT =
4112            "wifi_watchdog_initial_ignored_ping_count";
4113
4114        /**
4115         * The maximum number of access points (per network) to attempt to test.
4116         * If this number is reached, the watchdog will no longer monitor the
4117         * initial connection state for the network. This is a safeguard for
4118         * networks containing multiple APs whose DNS does not respond to pings.
4119         * @deprecated This setting is not used.
4120         */
4121        @Deprecated
4122        public static final String WIFI_WATCHDOG_MAX_AP_CHECKS = "wifi_watchdog_max_ap_checks";
4123
4124        /**
4125         * @deprecated Use {@link android.provider.Settings.Global#WIFI_WATCHDOG_ON} instead
4126         */
4127        @Deprecated
4128        public static final String WIFI_WATCHDOG_ON = "wifi_watchdog_on";
4129
4130        /**
4131         * A comma-separated list of SSIDs for which the Wi-Fi watchdog should be enabled.
4132         * @deprecated This setting is not used.
4133         */
4134        @Deprecated
4135        public static final String WIFI_WATCHDOG_WATCH_LIST = "wifi_watchdog_watch_list";
4136
4137        /**
4138         * The number of pings to test if an access point is a good connection.
4139         * @deprecated This setting is not used.
4140         */
4141        @Deprecated
4142        public static final String WIFI_WATCHDOG_PING_COUNT = "wifi_watchdog_ping_count";
4143
4144        /**
4145         * The delay between pings.
4146         * @deprecated This setting is not used.
4147         */
4148        @Deprecated
4149        public static final String WIFI_WATCHDOG_PING_DELAY_MS = "wifi_watchdog_ping_delay_ms";
4150
4151        /**
4152         * The timeout per ping.
4153         * @deprecated This setting is not used.
4154         */
4155        @Deprecated
4156        public static final String WIFI_WATCHDOG_PING_TIMEOUT_MS = "wifi_watchdog_ping_timeout_ms";
4157
4158        /**
4159         * @deprecated Use
4160         * {@link android.provider.Settings.Global#WIFI_MAX_DHCP_RETRY_COUNT} instead
4161         */
4162        @Deprecated
4163        public static final String WIFI_MAX_DHCP_RETRY_COUNT = Global.WIFI_MAX_DHCP_RETRY_COUNT;
4164
4165        /**
4166         * @deprecated Use
4167         * {@link android.provider.Settings.Global#WIFI_MOBILE_DATA_TRANSITION_WAKELOCK_TIMEOUT_MS} instead
4168         */
4169        @Deprecated
4170        public static final String WIFI_MOBILE_DATA_TRANSITION_WAKELOCK_TIMEOUT_MS =
4171                Global.WIFI_MOBILE_DATA_TRANSITION_WAKELOCK_TIMEOUT_MS;
4172
4173        /**
4174         * Whether background data usage is allowed.
4175         *
4176         * @deprecated As of {@link VERSION_CODES#ICE_CREAM_SANDWICH},
4177         *             availability of background data depends on several
4178         *             combined factors. When background data is unavailable,
4179         *             {@link ConnectivityManager#getActiveNetworkInfo()} will
4180         *             now appear disconnected.
4181         */
4182        @Deprecated
4183        public static final String BACKGROUND_DATA = "background_data";
4184
4185        /**
4186         * Origins for which browsers should allow geolocation by default.
4187         * The value is a space-separated list of origins.
4188         */
4189        public static final String ALLOWED_GEOLOCATION_ORIGINS
4190                = "allowed_geolocation_origins";
4191
4192        /**
4193         * The preferred TTY mode     0 = TTy Off, CDMA default
4194         *                            1 = TTY Full
4195         *                            2 = TTY HCO
4196         *                            3 = TTY VCO
4197         * @hide
4198         */
4199        public static final String PREFERRED_TTY_MODE =
4200                "preferred_tty_mode";
4201
4202        /**
4203         * Whether the enhanced voice privacy mode is enabled.
4204         * 0 = normal voice privacy
4205         * 1 = enhanced voice privacy
4206         * @hide
4207         */
4208        public static final String ENHANCED_VOICE_PRIVACY_ENABLED = "enhanced_voice_privacy_enabled";
4209
4210        /**
4211         * Whether the TTY mode mode is enabled.
4212         * 0 = disabled
4213         * 1 = enabled
4214         * @hide
4215         */
4216        public static final String TTY_MODE_ENABLED = "tty_mode_enabled";
4217
4218        /**
4219         * Controls whether settings backup is enabled.
4220         * Type: int ( 0 = disabled, 1 = enabled )
4221         * @hide
4222         */
4223        public static final String BACKUP_ENABLED = "backup_enabled";
4224
4225        /**
4226         * Controls whether application data is automatically restored from backup
4227         * at install time.
4228         * Type: int ( 0 = disabled, 1 = enabled )
4229         * @hide
4230         */
4231        public static final String BACKUP_AUTO_RESTORE = "backup_auto_restore";
4232
4233        /**
4234         * Indicates whether settings backup has been fully provisioned.
4235         * Type: int ( 0 = unprovisioned, 1 = fully provisioned )
4236         * @hide
4237         */
4238        public static final String BACKUP_PROVISIONED = "backup_provisioned";
4239
4240        /**
4241         * Component of the transport to use for backup/restore.
4242         * @hide
4243         */
4244        public static final String BACKUP_TRANSPORT = "backup_transport";
4245
4246        /**
4247         * Version for which the setup wizard was last shown.  Bumped for
4248         * each release when there is new setup information to show.
4249         * @hide
4250         */
4251        public static final String LAST_SETUP_SHOWN = "last_setup_shown";
4252
4253        /**
4254         * The interval in milliseconds after which Wi-Fi is considered idle.
4255         * When idle, it is possible for the device to be switched from Wi-Fi to
4256         * the mobile data network.
4257         * @hide
4258         * @deprecated Use {@link android.provider.Settings.Global#WIFI_IDLE_MS}
4259         * instead.
4260         */
4261        @Deprecated
4262        public static final String WIFI_IDLE_MS = Global.WIFI_IDLE_MS;
4263
4264        /**
4265         * The global search provider chosen by the user (if multiple global
4266         * search providers are installed). This will be the provider returned
4267         * by {@link SearchManager#getGlobalSearchActivity()} if it's still
4268         * installed. This setting is stored as a flattened component name as
4269         * per {@link ComponentName#flattenToString()}.
4270         *
4271         * @hide
4272         */
4273        public static final String SEARCH_GLOBAL_SEARCH_ACTIVITY =
4274                "search_global_search_activity";
4275
4276        /**
4277         * The number of promoted sources in GlobalSearch.
4278         * @hide
4279         */
4280        public static final String SEARCH_NUM_PROMOTED_SOURCES = "search_num_promoted_sources";
4281        /**
4282         * The maximum number of suggestions returned by GlobalSearch.
4283         * @hide
4284         */
4285        public static final String SEARCH_MAX_RESULTS_TO_DISPLAY = "search_max_results_to_display";
4286        /**
4287         * The number of suggestions GlobalSearch will ask each non-web search source for.
4288         * @hide
4289         */
4290        public static final String SEARCH_MAX_RESULTS_PER_SOURCE = "search_max_results_per_source";
4291        /**
4292         * The number of suggestions the GlobalSearch will ask the web search source for.
4293         * @hide
4294         */
4295        public static final String SEARCH_WEB_RESULTS_OVERRIDE_LIMIT =
4296                "search_web_results_override_limit";
4297        /**
4298         * The number of milliseconds that GlobalSearch will wait for suggestions from
4299         * promoted sources before continuing with all other sources.
4300         * @hide
4301         */
4302        public static final String SEARCH_PROMOTED_SOURCE_DEADLINE_MILLIS =
4303                "search_promoted_source_deadline_millis";
4304        /**
4305         * The number of milliseconds before GlobalSearch aborts search suggesiton queries.
4306         * @hide
4307         */
4308        public static final String SEARCH_SOURCE_TIMEOUT_MILLIS = "search_source_timeout_millis";
4309        /**
4310         * The maximum number of milliseconds that GlobalSearch shows the previous results
4311         * after receiving a new query.
4312         * @hide
4313         */
4314        public static final String SEARCH_PREFILL_MILLIS = "search_prefill_millis";
4315        /**
4316         * The maximum age of log data used for shortcuts in GlobalSearch.
4317         * @hide
4318         */
4319        public static final String SEARCH_MAX_STAT_AGE_MILLIS = "search_max_stat_age_millis";
4320        /**
4321         * The maximum age of log data used for source ranking in GlobalSearch.
4322         * @hide
4323         */
4324        public static final String SEARCH_MAX_SOURCE_EVENT_AGE_MILLIS =
4325                "search_max_source_event_age_millis";
4326        /**
4327         * The minimum number of impressions needed to rank a source in GlobalSearch.
4328         * @hide
4329         */
4330        public static final String SEARCH_MIN_IMPRESSIONS_FOR_SOURCE_RANKING =
4331                "search_min_impressions_for_source_ranking";
4332        /**
4333         * The minimum number of clicks needed to rank a source in GlobalSearch.
4334         * @hide
4335         */
4336        public static final String SEARCH_MIN_CLICKS_FOR_SOURCE_RANKING =
4337                "search_min_clicks_for_source_ranking";
4338        /**
4339         * The maximum number of shortcuts shown by GlobalSearch.
4340         * @hide
4341         */
4342        public static final String SEARCH_MAX_SHORTCUTS_RETURNED = "search_max_shortcuts_returned";
4343        /**
4344         * The size of the core thread pool for suggestion queries in GlobalSearch.
4345         * @hide
4346         */
4347        public static final String SEARCH_QUERY_THREAD_CORE_POOL_SIZE =
4348                "search_query_thread_core_pool_size";
4349        /**
4350         * The maximum size of the thread pool for suggestion queries in GlobalSearch.
4351         * @hide
4352         */
4353        public static final String SEARCH_QUERY_THREAD_MAX_POOL_SIZE =
4354                "search_query_thread_max_pool_size";
4355        /**
4356         * The size of the core thread pool for shortcut refreshing in GlobalSearch.
4357         * @hide
4358         */
4359        public static final String SEARCH_SHORTCUT_REFRESH_CORE_POOL_SIZE =
4360                "search_shortcut_refresh_core_pool_size";
4361        /**
4362         * The maximum size of the thread pool for shortcut refreshing in GlobalSearch.
4363         * @hide
4364         */
4365        public static final String SEARCH_SHORTCUT_REFRESH_MAX_POOL_SIZE =
4366                "search_shortcut_refresh_max_pool_size";
4367        /**
4368         * The maximun time that excess threads in the GlobalSeach thread pools will
4369         * wait before terminating.
4370         * @hide
4371         */
4372        public static final String SEARCH_THREAD_KEEPALIVE_SECONDS =
4373                "search_thread_keepalive_seconds";
4374        /**
4375         * The maximum number of concurrent suggestion queries to each source.
4376         * @hide
4377         */
4378        public static final String SEARCH_PER_SOURCE_CONCURRENT_QUERY_LIMIT =
4379                "search_per_source_concurrent_query_limit";
4380
4381        /**
4382         * Whether or not alert sounds are played on MountService events. (0 = false, 1 = true)
4383         * @hide
4384         */
4385        public static final String MOUNT_PLAY_NOTIFICATION_SND = "mount_play_not_snd";
4386
4387        /**
4388         * Whether or not UMS auto-starts on UMS host detection. (0 = false, 1 = true)
4389         * @hide
4390         */
4391        public static final String MOUNT_UMS_AUTOSTART = "mount_ums_autostart";
4392
4393        /**
4394         * Whether or not a notification is displayed on UMS host detection. (0 = false, 1 = true)
4395         * @hide
4396         */
4397        public static final String MOUNT_UMS_PROMPT = "mount_ums_prompt";
4398
4399        /**
4400         * Whether or not a notification is displayed while UMS is enabled. (0 = false, 1 = true)
4401         * @hide
4402         */
4403        public static final String MOUNT_UMS_NOTIFY_ENABLED = "mount_ums_notify_enabled";
4404
4405        /**
4406         * If nonzero, ANRs in invisible background processes bring up a dialog.
4407         * Otherwise, the process will be silently killed.
4408         * @hide
4409         */
4410        public static final String ANR_SHOW_BACKGROUND = "anr_show_background";
4411
4412        /**
4413         * (Experimental). If nonzero, WebView uses data reduction proxy to save network
4414         * bandwidth. Otherwise, WebView does not use data reduction proxy.
4415         * @hide
4416         */
4417        public static final String WEBVIEW_DATA_REDUCTION_PROXY = "webview_data_reduction_proxy";
4418
4419        /**
4420         * The {@link ComponentName} string of the service to be used as the voice recognition
4421         * service.
4422         *
4423         * @hide
4424         */
4425        public static final String VOICE_RECOGNITION_SERVICE = "voice_recognition_service";
4426
4427        /**
4428         * Stores whether an user has consented to have apps verified through PAM.
4429         * The value is boolean (1 or 0).
4430         *
4431         * @hide
4432         */
4433        public static final String PACKAGE_VERIFIER_USER_CONSENT =
4434            "package_verifier_user_consent";
4435
4436        /**
4437         * The {@link ComponentName} string of the selected spell checker service which is
4438         * one of the services managed by the text service manager.
4439         *
4440         * @hide
4441         */
4442        public static final String SELECTED_SPELL_CHECKER = "selected_spell_checker";
4443
4444        /**
4445         * The {@link ComponentName} string of the selected subtype of the selected spell checker
4446         * service which is one of the services managed by the text service manager.
4447         *
4448         * @hide
4449         */
4450        public static final String SELECTED_SPELL_CHECKER_SUBTYPE =
4451                "selected_spell_checker_subtype";
4452
4453        /**
4454         * The {@link ComponentName} string whether spell checker is enabled or not.
4455         *
4456         * @hide
4457         */
4458        public static final String SPELL_CHECKER_ENABLED = "spell_checker_enabled";
4459
4460        /**
4461         * What happens when the user presses the Power button while in-call
4462         * and the screen is on.<br/>
4463         * <b>Values:</b><br/>
4464         * 1 - The Power button turns off the screen and locks the device. (Default behavior)<br/>
4465         * 2 - The Power button hangs up the current call.<br/>
4466         *
4467         * @hide
4468         */
4469        public static final String INCALL_POWER_BUTTON_BEHAVIOR = "incall_power_button_behavior";
4470
4471        /**
4472         * INCALL_POWER_BUTTON_BEHAVIOR value for "turn off screen".
4473         * @hide
4474         */
4475        public static final int INCALL_POWER_BUTTON_BEHAVIOR_SCREEN_OFF = 0x1;
4476
4477        /**
4478         * INCALL_POWER_BUTTON_BEHAVIOR value for "hang up".
4479         * @hide
4480         */
4481        public static final int INCALL_POWER_BUTTON_BEHAVIOR_HANGUP = 0x2;
4482
4483        /**
4484         * INCALL_POWER_BUTTON_BEHAVIOR default value.
4485         * @hide
4486         */
4487        public static final int INCALL_POWER_BUTTON_BEHAVIOR_DEFAULT =
4488                INCALL_POWER_BUTTON_BEHAVIOR_SCREEN_OFF;
4489
4490        /**
4491         * The current night mode that has been selected by the user.  Owned
4492         * and controlled by UiModeManagerService.  Constants are as per
4493         * UiModeManager.
4494         * @hide
4495         */
4496        public static final String UI_NIGHT_MODE = "ui_night_mode";
4497
4498        /**
4499         * Whether screensavers are enabled.
4500         * @hide
4501         */
4502        public static final String SCREENSAVER_ENABLED = "screensaver_enabled";
4503
4504        /**
4505         * The user's chosen screensaver components.
4506         *
4507         * These will be launched by the PhoneWindowManager after a timeout when not on
4508         * battery, or upon dock insertion (if SCREENSAVER_ACTIVATE_ON_DOCK is set to 1).
4509         * @hide
4510         */
4511        public static final String SCREENSAVER_COMPONENTS = "screensaver_components";
4512
4513        /**
4514         * If screensavers are enabled, whether the screensaver should be automatically launched
4515         * when the device is inserted into a (desk) dock.
4516         * @hide
4517         */
4518        public static final String SCREENSAVER_ACTIVATE_ON_DOCK = "screensaver_activate_on_dock";
4519
4520        /**
4521         * If screensavers are enabled, whether the screensaver should be automatically launched
4522         * when the screen times out when not on battery.
4523         * @hide
4524         */
4525        public static final String SCREENSAVER_ACTIVATE_ON_SLEEP = "screensaver_activate_on_sleep";
4526
4527        /**
4528         * If screensavers are enabled, the default screensaver component.
4529         * @hide
4530         */
4531        public static final String SCREENSAVER_DEFAULT_COMPONENT = "screensaver_default_component";
4532
4533        /**
4534         * The default NFC payment component
4535         * @hide
4536         */
4537        public static final String NFC_PAYMENT_DEFAULT_COMPONENT = "nfc_payment_default_component";
4538
4539        /**
4540         * Specifies the package name currently configured to be the primary sms application
4541         * @hide
4542         */
4543        public static final String SMS_DEFAULT_APPLICATION = "sms_default_application";
4544
4545        /**
4546         * Name of a package that the current user has explicitly allowed to see all of that
4547         * user's notifications.
4548         *
4549         * @hide
4550         */
4551        public static final String ENABLED_NOTIFICATION_LISTENERS = "enabled_notification_listeners";
4552
4553        /**
4554         * @hide
4555         */
4556        public static final String ENABLED_CONDITION_PROVIDERS = "enabled_condition_providers";
4557
4558        /** @hide */
4559        public static final String BAR_SERVICE_COMPONENT = "bar_service_component";
4560
4561        /** @hide */
4562        public static final String IMMERSIVE_MODE_CONFIRMATIONS = "immersive_mode_confirmations";
4563
4564        /**
4565         * This is the query URI for finding a print service to install.
4566         *
4567         * @hide
4568         */
4569        public static final String PRINT_SERVICE_SEARCH_URI = "print_service_search_uri";
4570
4571        /**
4572         * This is the query URI for finding a NFC payment service to install.
4573         *
4574         * @hide
4575         */
4576        public static final String PAYMENT_SERVICE_SEARCH_URI = "payment_service_search_uri";
4577
4578        /**
4579         * This are the settings to be backed up.
4580         *
4581         * NOTE: Settings are backed up and restored in the order they appear
4582         *       in this array. If you have one setting depending on another,
4583         *       make sure that they are ordered appropriately.
4584         *
4585         * @hide
4586         */
4587        public static final String[] SETTINGS_TO_BACKUP = {
4588            BUGREPORT_IN_POWER_MENU,                            // moved to global
4589            ALLOW_MOCK_LOCATION,
4590            PARENTAL_CONTROL_ENABLED,
4591            PARENTAL_CONTROL_REDIRECT_URL,
4592            USB_MASS_STORAGE_ENABLED,                           // moved to global
4593            ACCESSIBILITY_DISPLAY_MAGNIFICATION_ENABLED,
4594            ACCESSIBILITY_DISPLAY_MAGNIFICATION_SCALE,
4595            ACCESSIBILITY_DISPLAY_MAGNIFICATION_AUTO_UPDATE,
4596            ACCESSIBILITY_SCRIPT_INJECTION,
4597            BACKUP_AUTO_RESTORE,
4598            ENABLED_ACCESSIBILITY_SERVICES,
4599            TOUCH_EXPLORATION_GRANTED_ACCESSIBILITY_SERVICES,
4600            TOUCH_EXPLORATION_ENABLED,
4601            ACCESSIBILITY_ENABLED,
4602            ACCESSIBILITY_SPEAK_PASSWORD,
4603            ACCESSIBILITY_CAPTIONING_ENABLED,
4604            ACCESSIBILITY_CAPTIONING_LOCALE,
4605            ACCESSIBILITY_CAPTIONING_BACKGROUND_COLOR,
4606            ACCESSIBILITY_CAPTIONING_FOREGROUND_COLOR,
4607            ACCESSIBILITY_CAPTIONING_EDGE_TYPE,
4608            ACCESSIBILITY_CAPTIONING_EDGE_COLOR,
4609            ACCESSIBILITY_CAPTIONING_TYPEFACE,
4610            ACCESSIBILITY_CAPTIONING_FONT_SCALE,
4611            TTS_USE_DEFAULTS,
4612            TTS_DEFAULT_RATE,
4613            TTS_DEFAULT_PITCH,
4614            TTS_DEFAULT_SYNTH,
4615            TTS_DEFAULT_LANG,
4616            TTS_DEFAULT_COUNTRY,
4617            TTS_ENABLED_PLUGINS,
4618            TTS_DEFAULT_LOCALE,
4619            WIFI_NETWORKS_AVAILABLE_NOTIFICATION_ON,            // moved to global
4620            WIFI_NETWORKS_AVAILABLE_REPEAT_DELAY,               // moved to global
4621            WIFI_NUM_OPEN_NETWORKS_KEPT,                        // moved to global
4622            MOUNT_PLAY_NOTIFICATION_SND,
4623            MOUNT_UMS_AUTOSTART,
4624            MOUNT_UMS_PROMPT,
4625            MOUNT_UMS_NOTIFY_ENABLED,
4626            UI_NIGHT_MODE
4627        };
4628
4629        /**
4630         * Helper method for determining if a location provider is enabled.
4631         *
4632         * @param cr the content resolver to use
4633         * @param provider the location provider to query
4634         * @return true if the provider is enabled
4635         *
4636         * @deprecated use {@link #LOCATION_MODE} or
4637         *             {@link LocationManager#isProviderEnabled(String)}
4638         */
4639        @Deprecated
4640        public static final boolean isLocationProviderEnabled(ContentResolver cr, String provider) {
4641            return isLocationProviderEnabledForUser(cr, provider, UserHandle.myUserId());
4642        }
4643
4644        /**
4645         * Helper method for determining if a location provider is enabled.
4646         * @param cr the content resolver to use
4647         * @param provider the location provider to query
4648         * @param userId the userId to query
4649         * @return true if the provider is enabled
4650         * @deprecated use {@link #LOCATION_MODE} or
4651         *             {@link LocationManager#isProviderEnabled(String)}
4652         * @hide
4653         */
4654        @Deprecated
4655        public static final boolean isLocationProviderEnabledForUser(ContentResolver cr, String provider, int userId) {
4656            String allowedProviders = Settings.Secure.getStringForUser(cr,
4657                    LOCATION_PROVIDERS_ALLOWED, userId);
4658            return TextUtils.delimitedStringContains(allowedProviders, ',', provider);
4659        }
4660
4661        /**
4662         * Thread-safe method for enabling or disabling a single location provider.
4663         * @param cr the content resolver to use
4664         * @param provider the location provider to enable or disable
4665         * @param enabled true if the provider should be enabled
4666         * @deprecated use {@link #putInt(ContentResolver, String, int)} and {@link #LOCATION_MODE}
4667         */
4668        @Deprecated
4669        public static final void setLocationProviderEnabled(ContentResolver cr,
4670                String provider, boolean enabled) {
4671            setLocationProviderEnabledForUser(cr, provider, enabled, UserHandle.myUserId());
4672        }
4673
4674        /**
4675         * Thread-safe method for enabling or disabling a single location provider.
4676         *
4677         * @param cr the content resolver to use
4678         * @param provider the location provider to enable or disable
4679         * @param enabled true if the provider should be enabled
4680         * @param userId the userId for which to enable/disable providers
4681         * @return true if the value was set, false on database errors
4682         * @deprecated use {@link #putIntForUser(ContentResolver, String, int, int)} and
4683         *             {@link #LOCATION_MODE}
4684         * @hide
4685         */
4686        @Deprecated
4687        public static final boolean setLocationProviderEnabledForUser(ContentResolver cr,
4688                String provider, boolean enabled, int userId) {
4689            synchronized (mLocationSettingsLock) {
4690                // to ensure thread safety, we write the provider name with a '+' or '-'
4691                // and let the SettingsProvider handle it rather than reading and modifying
4692                // the list of enabled providers.
4693                if (enabled) {
4694                    provider = "+" + provider;
4695                } else {
4696                    provider = "-" + provider;
4697                }
4698                return putStringForUser(cr, Settings.Secure.LOCATION_PROVIDERS_ALLOWED, provider,
4699                        userId);
4700            }
4701        }
4702
4703        /**
4704         * Thread-safe method for setting the location mode to one of
4705         * {@link #LOCATION_MODE_HIGH_ACCURACY}, {@link #LOCATION_MODE_SENSORS_ONLY},
4706         * {@link #LOCATION_MODE_BATTERY_SAVING}, or {@link #LOCATION_MODE_OFF}.
4707         *
4708         * @param cr the content resolver to use
4709         * @param mode such as {@link #LOCATION_MODE_HIGH_ACCURACY}
4710         * @param userId the userId for which to change mode
4711         * @return true if the value was set, false on database errors
4712         *
4713         * @throws IllegalArgumentException if mode is not one of the supported values
4714         */
4715        private static final boolean setLocationModeForUser(ContentResolver cr, int mode,
4716                int userId) {
4717            synchronized (mLocationSettingsLock) {
4718                boolean gps = false;
4719                boolean network = false;
4720                switch (mode) {
4721                    case LOCATION_MODE_OFF:
4722                        break;
4723                    case LOCATION_MODE_SENSORS_ONLY:
4724                        gps = true;
4725                        break;
4726                    case LOCATION_MODE_BATTERY_SAVING:
4727                        network = true;
4728                        break;
4729                    case LOCATION_MODE_HIGH_ACCURACY:
4730                        gps = true;
4731                        network = true;
4732                        break;
4733                    default:
4734                        throw new IllegalArgumentException("Invalid location mode: " + mode);
4735                }
4736                boolean gpsSuccess = Settings.Secure.setLocationProviderEnabledForUser(
4737                        cr, LocationManager.GPS_PROVIDER, gps, userId);
4738                boolean nlpSuccess = Settings.Secure.setLocationProviderEnabledForUser(
4739                        cr, LocationManager.NETWORK_PROVIDER, network, userId);
4740                return gpsSuccess && nlpSuccess;
4741            }
4742        }
4743
4744        /**
4745         * Thread-safe method for reading the location mode, returns one of
4746         * {@link #LOCATION_MODE_HIGH_ACCURACY}, {@link #LOCATION_MODE_SENSORS_ONLY},
4747         * {@link #LOCATION_MODE_BATTERY_SAVING}, or {@link #LOCATION_MODE_OFF}.
4748         *
4749         * @param cr the content resolver to use
4750         * @param userId the userId for which to read the mode
4751         * @return the location mode
4752         */
4753        private static final int getLocationModeForUser(ContentResolver cr, int userId) {
4754            synchronized (mLocationSettingsLock) {
4755                boolean gpsEnabled = Settings.Secure.isLocationProviderEnabledForUser(
4756                        cr, LocationManager.GPS_PROVIDER, userId);
4757                boolean networkEnabled = Settings.Secure.isLocationProviderEnabledForUser(
4758                        cr, LocationManager.NETWORK_PROVIDER, userId);
4759                if (gpsEnabled && networkEnabled) {
4760                    return LOCATION_MODE_HIGH_ACCURACY;
4761                } else if (gpsEnabled) {
4762                    return LOCATION_MODE_SENSORS_ONLY;
4763                } else if (networkEnabled) {
4764                    return LOCATION_MODE_BATTERY_SAVING;
4765                } else {
4766                    return LOCATION_MODE_OFF;
4767                }
4768            }
4769        }
4770    }
4771
4772    /**
4773     * Global system settings, containing preferences that always apply identically
4774     * to all defined users.  Applications can read these but are not allowed to write;
4775     * like the "Secure" settings, these are for preferences that the user must
4776     * explicitly modify through the system UI or specialized APIs for those values.
4777     */
4778    public static final class Global extends NameValueTable {
4779        public static final String SYS_PROP_SETTING_VERSION = "sys.settings_global_version";
4780
4781        /**
4782         * The content:// style URL for global secure settings items.  Not public.
4783         */
4784        public static final Uri CONTENT_URI = Uri.parse("content://" + AUTHORITY + "/global");
4785
4786        /**
4787         * Setting whether the global gesture for enabling accessibility is enabled.
4788         * If this gesture is enabled the user will be able to perfrom it to enable
4789         * the accessibility state without visiting the settings app.
4790         * @hide
4791         */
4792        public static final String ENABLE_ACCESSIBILITY_GLOBAL_GESTURE_ENABLED =
4793                "enable_accessibility_global_gesture_enabled";
4794
4795        /**
4796         * Whether Airplane Mode is on.
4797         */
4798        public static final String AIRPLANE_MODE_ON = "airplane_mode_on";
4799
4800        /**
4801         * Constant for use in AIRPLANE_MODE_RADIOS to specify Bluetooth radio.
4802         */
4803        public static final String RADIO_BLUETOOTH = "bluetooth";
4804
4805        /**
4806         * Constant for use in AIRPLANE_MODE_RADIOS to specify Wi-Fi radio.
4807         */
4808        public static final String RADIO_WIFI = "wifi";
4809
4810        /**
4811         * {@hide}
4812         */
4813        public static final String RADIO_WIMAX = "wimax";
4814        /**
4815         * Constant for use in AIRPLANE_MODE_RADIOS to specify Cellular radio.
4816         */
4817        public static final String RADIO_CELL = "cell";
4818
4819        /**
4820         * Constant for use in AIRPLANE_MODE_RADIOS to specify NFC radio.
4821         */
4822        public static final String RADIO_NFC = "nfc";
4823
4824        /**
4825         * A comma separated list of radios that need to be disabled when airplane mode
4826         * is on. This overrides WIFI_ON and BLUETOOTH_ON, if Wi-Fi and bluetooth are
4827         * included in the comma separated list.
4828         */
4829        public static final String AIRPLANE_MODE_RADIOS = "airplane_mode_radios";
4830
4831        /**
4832         * A comma separated list of radios that should to be disabled when airplane mode
4833         * is on, but can be manually reenabled by the user.  For example, if RADIO_WIFI is
4834         * added to both AIRPLANE_MODE_RADIOS and AIRPLANE_MODE_TOGGLEABLE_RADIOS, then Wifi
4835         * will be turned off when entering airplane mode, but the user will be able to reenable
4836         * Wifi in the Settings app.
4837         *
4838         * {@hide}
4839         */
4840        public static final String AIRPLANE_MODE_TOGGLEABLE_RADIOS = "airplane_mode_toggleable_radios";
4841
4842        /**
4843         * The policy for deciding when Wi-Fi should go to sleep (which will in
4844         * turn switch to using the mobile data as an Internet connection).
4845         * <p>
4846         * Set to one of {@link #WIFI_SLEEP_POLICY_DEFAULT},
4847         * {@link #WIFI_SLEEP_POLICY_NEVER_WHILE_PLUGGED}, or
4848         * {@link #WIFI_SLEEP_POLICY_NEVER}.
4849         */
4850        public static final String WIFI_SLEEP_POLICY = "wifi_sleep_policy";
4851
4852        /**
4853         * Value for {@link #WIFI_SLEEP_POLICY} to use the default Wi-Fi sleep
4854         * policy, which is to sleep shortly after the turning off
4855         * according to the {@link #STAY_ON_WHILE_PLUGGED_IN} setting.
4856         */
4857        public static final int WIFI_SLEEP_POLICY_DEFAULT = 0;
4858
4859        /**
4860         * Value for {@link #WIFI_SLEEP_POLICY} to use the default policy when
4861         * the device is on battery, and never go to sleep when the device is
4862         * plugged in.
4863         */
4864        public static final int WIFI_SLEEP_POLICY_NEVER_WHILE_PLUGGED = 1;
4865
4866        /**
4867         * Value for {@link #WIFI_SLEEP_POLICY} to never go to sleep.
4868         */
4869        public static final int WIFI_SLEEP_POLICY_NEVER = 2;
4870
4871        /**
4872         * Value to specify if the user prefers the date, time and time zone
4873         * to be automatically fetched from the network (NITZ). 1=yes, 0=no
4874         */
4875        public static final String AUTO_TIME = "auto_time";
4876
4877        /**
4878         * Value to specify if the user prefers the time zone
4879         * to be automatically fetched from the network (NITZ). 1=yes, 0=no
4880         */
4881        public static final String AUTO_TIME_ZONE = "auto_time_zone";
4882
4883        /**
4884         * URI for the car dock "in" event sound.
4885         * @hide
4886         */
4887        public static final String CAR_DOCK_SOUND = "car_dock_sound";
4888
4889        /**
4890         * URI for the car dock "out" event sound.
4891         * @hide
4892         */
4893        public static final String CAR_UNDOCK_SOUND = "car_undock_sound";
4894
4895        /**
4896         * URI for the desk dock "in" event sound.
4897         * @hide
4898         */
4899        public static final String DESK_DOCK_SOUND = "desk_dock_sound";
4900
4901        /**
4902         * URI for the desk dock "out" event sound.
4903         * @hide
4904         */
4905        public static final String DESK_UNDOCK_SOUND = "desk_undock_sound";
4906
4907        /**
4908         * Whether to play a sound for dock events.
4909         * @hide
4910         */
4911        public static final String DOCK_SOUNDS_ENABLED = "dock_sounds_enabled";
4912
4913        /**
4914         * URI for the "device locked" (keyguard shown) sound.
4915         * @hide
4916         */
4917        public static final String LOCK_SOUND = "lock_sound";
4918
4919        /**
4920         * URI for the "device unlocked" sound.
4921         * @hide
4922         */
4923        public static final String UNLOCK_SOUND = "unlock_sound";
4924
4925        /**
4926         * URI for the low battery sound file.
4927         * @hide
4928         */
4929        public static final String LOW_BATTERY_SOUND = "low_battery_sound";
4930
4931        /**
4932         * Whether to play a sound for low-battery alerts.
4933         * @hide
4934         */
4935        public static final String POWER_SOUNDS_ENABLED = "power_sounds_enabled";
4936
4937        /**
4938         * URI for the "wireless charging started" sound.
4939         * @hide
4940         */
4941        public static final String WIRELESS_CHARGING_STARTED_SOUND =
4942                "wireless_charging_started_sound";
4943
4944        /**
4945         * Whether we keep the device on while the device is plugged in.
4946         * Supported values are:
4947         * <ul>
4948         * <li>{@code 0} to never stay on while plugged in</li>
4949         * <li>{@link BatteryManager#BATTERY_PLUGGED_AC} to stay on for AC charger</li>
4950         * <li>{@link BatteryManager#BATTERY_PLUGGED_USB} to stay on for USB charger</li>
4951         * <li>{@link BatteryManager#BATTERY_PLUGGED_WIRELESS} to stay on for wireless charger</li>
4952         * </ul>
4953         * These values can be OR-ed together.
4954         */
4955        public static final String STAY_ON_WHILE_PLUGGED_IN = "stay_on_while_plugged_in";
4956
4957        /**
4958         * When the user has enable the option to have a "bug report" command
4959         * in the power menu.
4960         * @hide
4961         */
4962        public static final String BUGREPORT_IN_POWER_MENU = "bugreport_in_power_menu";
4963
4964        /**
4965         * Whether ADB is enabled.
4966         */
4967        public static final String ADB_ENABLED = "adb_enabled";
4968
4969        /**
4970         * Whether assisted GPS should be enabled or not.
4971         * @hide
4972         */
4973        public static final String ASSISTED_GPS_ENABLED = "assisted_gps_enabled";
4974
4975        /**
4976         * Whether bluetooth is enabled/disabled
4977         * 0=disabled. 1=enabled.
4978         */
4979        public static final String BLUETOOTH_ON = "bluetooth_on";
4980
4981        /**
4982         * CDMA Cell Broadcast SMS
4983         *                            0 = CDMA Cell Broadcast SMS disabled
4984         *                            1 = CDMA Cell Broadcast SMS enabled
4985         * @hide
4986         */
4987        public static final String CDMA_CELL_BROADCAST_SMS =
4988                "cdma_cell_broadcast_sms";
4989
4990        /**
4991         * The CDMA roaming mode 0 = Home Networks, CDMA default
4992         *                       1 = Roaming on Affiliated networks
4993         *                       2 = Roaming on any networks
4994         * @hide
4995         */
4996        public static final String CDMA_ROAMING_MODE = "roaming_settings";
4997
4998        /**
4999         * The CDMA subscription mode 0 = RUIM/SIM (default)
5000         *                                1 = NV
5001         * @hide
5002         */
5003        public static final String CDMA_SUBSCRIPTION_MODE = "subscription_mode";
5004
5005        /** Inactivity timeout to track mobile data activity.
5006        *
5007        * If set to a positive integer, it indicates the inactivity timeout value in seconds to
5008        * infer the data activity of mobile network. After a period of no activity on mobile
5009        * networks with length specified by the timeout, an {@code ACTION_DATA_ACTIVITY_CHANGE}
5010        * intent is fired to indicate a transition of network status from "active" to "idle". Any
5011        * subsequent activity on mobile networks triggers the firing of {@code
5012        * ACTION_DATA_ACTIVITY_CHANGE} intent indicating transition from "idle" to "active".
5013        *
5014        * Network activity refers to transmitting or receiving data on the network interfaces.
5015        *
5016        * Tracking is disabled if set to zero or negative value.
5017        *
5018        * @hide
5019        */
5020       public static final String DATA_ACTIVITY_TIMEOUT_MOBILE = "data_activity_timeout_mobile";
5021
5022       /** Timeout to tracking Wifi data activity. Same as {@code DATA_ACTIVITY_TIMEOUT_MOBILE}
5023        * but for Wifi network.
5024        * @hide
5025        */
5026       public static final String DATA_ACTIVITY_TIMEOUT_WIFI = "data_activity_timeout_wifi";
5027
5028       /**
5029        * Whether or not data roaming is enabled. (0 = false, 1 = true)
5030        */
5031       public static final String DATA_ROAMING = "data_roaming";
5032
5033       /**
5034        * The value passed to a Mobile DataConnection via bringUp which defines the
5035        * number of retries to preform when setting up the initial connection. The default
5036        * value defined in DataConnectionTrackerBase#DEFAULT_MDC_INITIAL_RETRY is currently 1.
5037        * @hide
5038        */
5039       public static final String MDC_INITIAL_MAX_RETRY = "mdc_initial_max_retry";
5040
5041       /**
5042        * Whether user has enabled development settings.
5043        */
5044       public static final String DEVELOPMENT_SETTINGS_ENABLED = "development_settings_enabled";
5045
5046       /**
5047        * Whether the device has been provisioned (0 = false, 1 = true)
5048        */
5049       public static final String DEVICE_PROVISIONED = "device_provisioned";
5050
5051       /**
5052        * The saved value for WindowManagerService.setForcedDisplayDensity().
5053        * One integer in dpi.  If unset, then use the real display density.
5054        * @hide
5055        */
5056       public static final String DISPLAY_DENSITY_FORCED = "display_density_forced";
5057
5058       /**
5059        * The saved value for WindowManagerService.setForcedDisplaySize().
5060        * Two integers separated by a comma.  If unset, then use the real display size.
5061        * @hide
5062        */
5063       public static final String DISPLAY_SIZE_FORCED = "display_size_forced";
5064
5065       /**
5066        * The maximum size, in bytes, of a download that the download manager will transfer over
5067        * a non-wifi connection.
5068        * @hide
5069        */
5070       public static final String DOWNLOAD_MAX_BYTES_OVER_MOBILE =
5071               "download_manager_max_bytes_over_mobile";
5072
5073       /**
5074        * The recommended maximum size, in bytes, of a download that the download manager should
5075        * transfer over a non-wifi connection. Over this size, the use will be warned, but will
5076        * have the option to start the download over the mobile connection anyway.
5077        * @hide
5078        */
5079       public static final String DOWNLOAD_RECOMMENDED_MAX_BYTES_OVER_MOBILE =
5080               "download_manager_recommended_max_bytes_over_mobile";
5081
5082       /**
5083        * Whether the package installer should allow installation of apps downloaded from
5084        * sources other than Google Play.
5085        *
5086        * 1 = allow installing from other sources
5087        * 0 = only allow installing from Google Play
5088        */
5089       public static final String INSTALL_NON_MARKET_APPS = "install_non_market_apps";
5090
5091       /**
5092        * Whether mobile data connections are allowed by the user.  See
5093        * ConnectivityManager for more info.
5094        * @hide
5095        */
5096       public static final String MOBILE_DATA = "mobile_data";
5097
5098       /** {@hide} */
5099       public static final String NETSTATS_ENABLED = "netstats_enabled";
5100       /** {@hide} */
5101       public static final String NETSTATS_POLL_INTERVAL = "netstats_poll_interval";
5102       /** {@hide} */
5103       public static final String NETSTATS_TIME_CACHE_MAX_AGE = "netstats_time_cache_max_age";
5104       /** {@hide} */
5105       public static final String NETSTATS_GLOBAL_ALERT_BYTES = "netstats_global_alert_bytes";
5106       /** {@hide} */
5107       public static final String NETSTATS_SAMPLE_ENABLED = "netstats_sample_enabled";
5108       /** {@hide} */
5109       public static final String NETSTATS_REPORT_XT_OVER_DEV = "netstats_report_xt_over_dev";
5110
5111       /** {@hide} */
5112       public static final String NETSTATS_DEV_BUCKET_DURATION = "netstats_dev_bucket_duration";
5113       /** {@hide} */
5114       public static final String NETSTATS_DEV_PERSIST_BYTES = "netstats_dev_persist_bytes";
5115       /** {@hide} */
5116       public static final String NETSTATS_DEV_ROTATE_AGE = "netstats_dev_rotate_age";
5117       /** {@hide} */
5118       public static final String NETSTATS_DEV_DELETE_AGE = "netstats_dev_delete_age";
5119
5120       /** {@hide} */
5121       public static final String NETSTATS_UID_BUCKET_DURATION = "netstats_uid_bucket_duration";
5122       /** {@hide} */
5123       public static final String NETSTATS_UID_PERSIST_BYTES = "netstats_uid_persist_bytes";
5124       /** {@hide} */
5125       public static final String NETSTATS_UID_ROTATE_AGE = "netstats_uid_rotate_age";
5126       /** {@hide} */
5127       public static final String NETSTATS_UID_DELETE_AGE = "netstats_uid_delete_age";
5128
5129       /** {@hide} */
5130       public static final String NETSTATS_UID_TAG_BUCKET_DURATION = "netstats_uid_tag_bucket_duration";
5131       /** {@hide} */
5132       public static final String NETSTATS_UID_TAG_PERSIST_BYTES = "netstats_uid_tag_persist_bytes";
5133       /** {@hide} */
5134       public static final String NETSTATS_UID_TAG_ROTATE_AGE = "netstats_uid_tag_rotate_age";
5135       /** {@hide} */
5136       public static final String NETSTATS_UID_TAG_DELETE_AGE = "netstats_uid_tag_delete_age";
5137
5138       /**
5139        * User preference for which network(s) should be used. Only the
5140        * connectivity service should touch this.
5141        */
5142       public static final String NETWORK_PREFERENCE = "network_preference";
5143
5144       /**
5145        * Which package name to use for network scoring. If null, or if the package is not a valid
5146        * scorer app, external network scores will neither be requested nor accepted.
5147        * @hide
5148        */
5149       public static final String NETWORK_SCORER_APP = "network_scorer_app";
5150
5151       /**
5152        * If the NITZ_UPDATE_DIFF time is exceeded then an automatic adjustment
5153        * to SystemClock will be allowed even if NITZ_UPDATE_SPACING has not been
5154        * exceeded.
5155        * @hide
5156        */
5157       public static final String NITZ_UPDATE_DIFF = "nitz_update_diff";
5158
5159       /**
5160        * The length of time in milli-seconds that automatic small adjustments to
5161        * SystemClock are ignored if NITZ_UPDATE_DIFF is not exceeded.
5162        * @hide
5163        */
5164       public static final String NITZ_UPDATE_SPACING = "nitz_update_spacing";
5165
5166       /** Preferred NTP server. {@hide} */
5167       public static final String NTP_SERVER = "ntp_server";
5168       /** Timeout in milliseconds to wait for NTP server. {@hide} */
5169       public static final String NTP_TIMEOUT = "ntp_timeout";
5170
5171       /**
5172        * Whether the package manager should send package verification broadcasts for verifiers to
5173        * review apps prior to installation.
5174        * 1 = request apps to be verified prior to installation, if a verifier exists.
5175        * 0 = do not verify apps before installation
5176        * @hide
5177        */
5178       public static final String PACKAGE_VERIFIER_ENABLE = "package_verifier_enable";
5179
5180       /** Timeout for package verification.
5181        * @hide */
5182       public static final String PACKAGE_VERIFIER_TIMEOUT = "verifier_timeout";
5183
5184       /** Default response code for package verification.
5185        * @hide */
5186       public static final String PACKAGE_VERIFIER_DEFAULT_RESPONSE = "verifier_default_response";
5187
5188       /**
5189        * Show package verification setting in the Settings app.
5190        * 1 = show (default)
5191        * 0 = hide
5192        * @hide
5193        */
5194       public static final String PACKAGE_VERIFIER_SETTING_VISIBLE = "verifier_setting_visible";
5195
5196       /**
5197        * Run package verificaiton on apps installed through ADB/ADT/USB
5198        * 1 = perform package verification on ADB installs (default)
5199        * 0 = bypass package verification on ADB installs
5200        * @hide
5201        */
5202       public static final String PACKAGE_VERIFIER_INCLUDE_ADB = "verifier_verify_adb_installs";
5203
5204       /**
5205        * The interval in milliseconds at which to check packet counts on the
5206        * mobile data interface when screen is on, to detect possible data
5207        * connection problems.
5208        * @hide
5209        */
5210       public static final String PDP_WATCHDOG_POLL_INTERVAL_MS =
5211               "pdp_watchdog_poll_interval_ms";
5212
5213       /**
5214        * The interval in milliseconds at which to check packet counts on the
5215        * mobile data interface when screen is off, to detect possible data
5216        * connection problems.
5217        * @hide
5218        */
5219       public static final String PDP_WATCHDOG_LONG_POLL_INTERVAL_MS =
5220               "pdp_watchdog_long_poll_interval_ms";
5221
5222       /**
5223        * The interval in milliseconds at which to check packet counts on the
5224        * mobile data interface after {@link #PDP_WATCHDOG_TRIGGER_PACKET_COUNT}
5225        * outgoing packets has been reached without incoming packets.
5226        * @hide
5227        */
5228       public static final String PDP_WATCHDOG_ERROR_POLL_INTERVAL_MS =
5229               "pdp_watchdog_error_poll_interval_ms";
5230
5231       /**
5232        * The number of outgoing packets sent without seeing an incoming packet
5233        * that triggers a countdown (of {@link #PDP_WATCHDOG_ERROR_POLL_COUNT}
5234        * device is logged to the event log
5235        * @hide
5236        */
5237       public static final String PDP_WATCHDOG_TRIGGER_PACKET_COUNT =
5238               "pdp_watchdog_trigger_packet_count";
5239
5240       /**
5241        * The number of polls to perform (at {@link #PDP_WATCHDOG_ERROR_POLL_INTERVAL_MS})
5242        * after hitting {@link #PDP_WATCHDOG_TRIGGER_PACKET_COUNT} before
5243        * attempting data connection recovery.
5244        * @hide
5245        */
5246       public static final String PDP_WATCHDOG_ERROR_POLL_COUNT =
5247               "pdp_watchdog_error_poll_count";
5248
5249       /**
5250        * The number of failed PDP reset attempts before moving to something more
5251        * drastic: re-registering to the network.
5252        * @hide
5253        */
5254       public static final String PDP_WATCHDOG_MAX_PDP_RESET_FAIL_COUNT =
5255               "pdp_watchdog_max_pdp_reset_fail_count";
5256
5257       /**
5258        * A positive value indicates how often the SamplingProfiler
5259        * should take snapshots. Zero value means SamplingProfiler
5260        * is disabled.
5261        *
5262        * @hide
5263        */
5264       public static final String SAMPLING_PROFILER_MS = "sampling_profiler_ms";
5265
5266       /**
5267        * URL to open browser on to allow user to manage a prepay account
5268        * @hide
5269        */
5270       public static final String SETUP_PREPAID_DATA_SERVICE_URL =
5271               "setup_prepaid_data_service_url";
5272
5273       /**
5274        * URL to attempt a GET on to see if this is a prepay device
5275        * @hide
5276        */
5277       public static final String SETUP_PREPAID_DETECTION_TARGET_URL =
5278               "setup_prepaid_detection_target_url";
5279
5280       /**
5281        * Host to check for a redirect to after an attempt to GET
5282        * SETUP_PREPAID_DETECTION_TARGET_URL. (If we redirected there,
5283        * this is a prepaid device with zero balance.)
5284        * @hide
5285        */
5286       public static final String SETUP_PREPAID_DETECTION_REDIR_HOST =
5287               "setup_prepaid_detection_redir_host";
5288
5289       /**
5290        * The interval in milliseconds at which to check the number of SMS sent out without asking
5291        * for use permit, to limit the un-authorized SMS usage.
5292        *
5293        * @hide
5294        */
5295       public static final String SMS_OUTGOING_CHECK_INTERVAL_MS =
5296               "sms_outgoing_check_interval_ms";
5297
5298       /**
5299        * The number of outgoing SMS sent without asking for user permit (of {@link
5300        * #SMS_OUTGOING_CHECK_INTERVAL_MS}
5301        *
5302        * @hide
5303        */
5304       public static final String SMS_OUTGOING_CHECK_MAX_COUNT =
5305               "sms_outgoing_check_max_count";
5306
5307       /**
5308        * Used to disable SMS short code confirmation - defaults to true.
5309        * True indcates we will do the check, etc.  Set to false to disable.
5310        * @see com.android.internal.telephony.SmsUsageMonitor
5311        * @hide
5312        */
5313       public static final String SMS_SHORT_CODE_CONFIRMATION = "sms_short_code_confirmation";
5314
5315        /**
5316         * Used to select which country we use to determine premium sms codes.
5317         * One of com.android.internal.telephony.SMSDispatcher.PREMIUM_RULE_USE_SIM,
5318         * com.android.internal.telephony.SMSDispatcher.PREMIUM_RULE_USE_NETWORK,
5319         * or com.android.internal.telephony.SMSDispatcher.PREMIUM_RULE_USE_BOTH.
5320         * @hide
5321         */
5322        public static final String SMS_SHORT_CODE_RULE = "sms_short_code_rule";
5323
5324       /**
5325        * Used to select TCP's default initial receiver window size in segments - defaults to a build config value
5326        * @hide
5327        */
5328       public static final String TCP_DEFAULT_INIT_RWND = "tcp_default_init_rwnd";
5329
5330       /**
5331        * Used to disable Tethering on a device - defaults to true
5332        * @hide
5333        */
5334       public static final String TETHER_SUPPORTED = "tether_supported";
5335
5336       /**
5337        * Used to require DUN APN on the device or not - defaults to a build config value
5338        * which defaults to false
5339        * @hide
5340        */
5341       public static final String TETHER_DUN_REQUIRED = "tether_dun_required";
5342
5343       /**
5344        * Used to hold a gservices-provisioned apn value for DUN.  If set, or the
5345        * corresponding build config values are set it will override the APN DB
5346        * values.
5347        * Consists of a comma seperated list of strings:
5348        * "name,apn,proxy,port,username,password,server,mmsc,mmsproxy,mmsport,mcc,mnc,auth,type"
5349        * note that empty fields can be ommitted: "name,apn,,,,,,,,,310,260,,DUN"
5350        * @hide
5351        */
5352       public static final String TETHER_DUN_APN = "tether_dun_apn";
5353
5354       /**
5355        * USB Mass Storage Enabled
5356        */
5357       public static final String USB_MASS_STORAGE_ENABLED = "usb_mass_storage_enabled";
5358
5359       /**
5360        * If this setting is set (to anything), then all references
5361        * to Gmail on the device must change to Google Mail.
5362        */
5363       public static final String USE_GOOGLE_MAIL = "use_google_mail";
5364
5365       /**
5366        * Whether Wifi display is enabled/disabled
5367        * 0=disabled. 1=enabled.
5368        * @hide
5369        */
5370       public static final String WIFI_DISPLAY_ON = "wifi_display_on";
5371
5372       /**
5373        * Whether Wifi display certification mode is enabled/disabled
5374        * 0=disabled. 1=enabled.
5375        * @hide
5376        */
5377       public static final String WIFI_DISPLAY_CERTIFICATION_ON =
5378               "wifi_display_certification_on";
5379
5380       /**
5381        * WPS Configuration method used by Wifi display, this setting only
5382        * takes effect when WIFI_DISPLAY_CERTIFICATION_ON is 1 (enabled).
5383        *
5384        * Possible values are:
5385        *
5386        * WpsInfo.INVALID: use default WPS method chosen by framework
5387        * WpsInfo.PBC    : use Push button
5388        * WpsInfo.KEYPAD : use Keypad
5389        * WpsInfo.DISPLAY: use Display
5390        * @hide
5391        */
5392       public static final String WIFI_DISPLAY_WPS_CONFIG =
5393           "wifi_display_wps_config";
5394
5395       /**
5396        * Whether to notify the user of open networks.
5397        * <p>
5398        * If not connected and the scan results have an open network, we will
5399        * put this notification up. If we attempt to connect to a network or
5400        * the open network(s) disappear, we remove the notification. When we
5401        * show the notification, we will not show it again for
5402        * {@link android.provider.Settings.Secure#WIFI_NETWORKS_AVAILABLE_REPEAT_DELAY} time.
5403        */
5404       public static final String WIFI_NETWORKS_AVAILABLE_NOTIFICATION_ON =
5405               "wifi_networks_available_notification_on";
5406       /**
5407        * {@hide}
5408        */
5409       public static final String WIMAX_NETWORKS_AVAILABLE_NOTIFICATION_ON =
5410               "wimax_networks_available_notification_on";
5411
5412       /**
5413        * Delay (in seconds) before repeating the Wi-Fi networks available notification.
5414        * Connecting to a network will reset the timer.
5415        */
5416       public static final String WIFI_NETWORKS_AVAILABLE_REPEAT_DELAY =
5417               "wifi_networks_available_repeat_delay";
5418
5419       /**
5420        * 802.11 country code in ISO 3166 format
5421        * @hide
5422        */
5423       public static final String WIFI_COUNTRY_CODE = "wifi_country_code";
5424
5425       /**
5426        * The interval in milliseconds to issue wake up scans when wifi needs
5427        * to connect. This is necessary to connect to an access point when
5428        * device is on the move and the screen is off.
5429        * @hide
5430        */
5431       public static final String WIFI_FRAMEWORK_SCAN_INTERVAL_MS =
5432               "wifi_framework_scan_interval_ms";
5433
5434       /**
5435        * The interval in milliseconds after which Wi-Fi is considered idle.
5436        * When idle, it is possible for the device to be switched from Wi-Fi to
5437        * the mobile data network.
5438        * @hide
5439        */
5440       public static final String WIFI_IDLE_MS = "wifi_idle_ms";
5441
5442       /**
5443        * When the number of open networks exceeds this number, the
5444        * least-recently-used excess networks will be removed.
5445        */
5446       public static final String WIFI_NUM_OPEN_NETWORKS_KEPT = "wifi_num_open_networks_kept";
5447
5448       /**
5449        * Whether the Wi-Fi should be on.  Only the Wi-Fi service should touch this.
5450        */
5451       public static final String WIFI_ON = "wifi_on";
5452
5453       /**
5454        * Setting to allow scans to be enabled even wifi is turned off for connectivity.
5455        * @hide
5456        */
5457       public static final String WIFI_SCAN_ALWAYS_AVAILABLE =
5458                "wifi_scan_always_enabled";
5459
5460       /**
5461        * Used to save the Wifi_ON state prior to tethering.
5462        * This state will be checked to restore Wifi after
5463        * the user turns off tethering.
5464        *
5465        * @hide
5466        */
5467       public static final String WIFI_SAVED_STATE = "wifi_saved_state";
5468
5469       /**
5470        * The interval in milliseconds to scan as used by the wifi supplicant
5471        * @hide
5472        */
5473       public static final String WIFI_SUPPLICANT_SCAN_INTERVAL_MS =
5474               "wifi_supplicant_scan_interval_ms";
5475
5476        /**
5477         * whether frameworks handles wifi auto-join
5478         * @hide
5479         */
5480       public static final String WIFI_ENHANCED_AUTO_JOIN =
5481                "wifi_enhanced_auto_join";
5482
5483        /**
5484         * whether settings show RSSI
5485         * @hide
5486         */
5487        public static final String WIFI_NETWORK_SHOW_RSSI =
5488                "wifi_network_show_rssi";
5489
5490        /**
5491        * The interval in milliseconds to scan at supplicant when p2p is connected
5492        * @hide
5493        */
5494       public static final String WIFI_SCAN_INTERVAL_WHEN_P2P_CONNECTED_MS =
5495               "wifi_scan_interval_p2p_connected_ms";
5496
5497       /**
5498        * Whether the Wi-Fi watchdog is enabled.
5499        */
5500       public static final String WIFI_WATCHDOG_ON = "wifi_watchdog_on";
5501
5502       /**
5503        * Setting to turn off poor network avoidance on Wi-Fi. Feature is enabled by default and
5504        * the setting needs to be set to 0 to disable it.
5505        * @hide
5506        */
5507       public static final String WIFI_WATCHDOG_POOR_NETWORK_TEST_ENABLED =
5508               "wifi_watchdog_poor_network_test_enabled";
5509
5510       /**
5511        * Setting to turn on suspend optimizations at screen off on Wi-Fi. Enabled by default and
5512        * needs to be set to 0 to disable it.
5513        * @hide
5514        */
5515       public static final String WIFI_SUSPEND_OPTIMIZATIONS_ENABLED =
5516               "wifi_suspend_optimizations_enabled";
5517
5518       /**
5519        * The maximum number of times we will retry a connection to an access
5520        * point for which we have failed in acquiring an IP address from DHCP.
5521        * A value of N means that we will make N+1 connection attempts in all.
5522        */
5523       public static final String WIFI_MAX_DHCP_RETRY_COUNT = "wifi_max_dhcp_retry_count";
5524
5525       /**
5526        * Maximum amount of time in milliseconds to hold a wakelock while waiting for mobile
5527        * data connectivity to be established after a disconnect from Wi-Fi.
5528        */
5529       public static final String WIFI_MOBILE_DATA_TRANSITION_WAKELOCK_TIMEOUT_MS =
5530           "wifi_mobile_data_transition_wakelock_timeout_ms";
5531
5532       /**
5533        * The operational wifi frequency band
5534        * Set to one of {@link WifiManager#WIFI_FREQUENCY_BAND_AUTO},
5535        * {@link WifiManager#WIFI_FREQUENCY_BAND_5GHZ} or
5536        * {@link WifiManager#WIFI_FREQUENCY_BAND_2GHZ}
5537        *
5538        * @hide
5539        */
5540       public static final String WIFI_FREQUENCY_BAND = "wifi_frequency_band";
5541
5542       /**
5543        * The Wi-Fi peer-to-peer device name
5544        * @hide
5545        */
5546       public static final String WIFI_P2P_DEVICE_NAME = "wifi_p2p_device_name";
5547
5548       /**
5549        * The min time between wifi disable and wifi enable
5550        * @hide
5551        */
5552       public static final String WIFI_REENABLE_DELAY_MS = "wifi_reenable_delay";
5553
5554       /**
5555        * The number of milliseconds to delay when checking for data stalls during
5556        * non-aggressive detection. (screen is turned off.)
5557        * @hide
5558        */
5559       public static final String DATA_STALL_ALARM_NON_AGGRESSIVE_DELAY_IN_MS =
5560               "data_stall_alarm_non_aggressive_delay_in_ms";
5561
5562       /**
5563        * The number of milliseconds to delay when checking for data stalls during
5564        * aggressive detection. (screen on or suspected data stall)
5565        * @hide
5566        */
5567       public static final String DATA_STALL_ALARM_AGGRESSIVE_DELAY_IN_MS =
5568               "data_stall_alarm_aggressive_delay_in_ms";
5569
5570       /**
5571        * The number of milliseconds to allow the provisioning apn to remain active
5572        * @hide
5573        */
5574       public static final String PROVISIONING_APN_ALARM_DELAY_IN_MS =
5575               "provisioning_apn_alarm_delay_in_ms";
5576
5577       /**
5578        * The interval in milliseconds at which to check gprs registration
5579        * after the first registration mismatch of gprs and voice service,
5580        * to detect possible data network registration problems.
5581        *
5582        * @hide
5583        */
5584       public static final String GPRS_REGISTER_CHECK_PERIOD_MS =
5585               "gprs_register_check_period_ms";
5586
5587       /**
5588        * Nonzero causes Log.wtf() to crash.
5589        * @hide
5590        */
5591       public static final String WTF_IS_FATAL = "wtf_is_fatal";
5592
5593       /**
5594        * Ringer mode. This is used internally, changing this value will not
5595        * change the ringer mode. See AudioManager.
5596        */
5597       public static final String MODE_RINGER = "mode_ringer";
5598
5599       /**
5600        * Overlay display devices setting.
5601        * The associated value is a specially formatted string that describes the
5602        * size and density of simulated secondary display devices.
5603        * <p>
5604        * Format: {width}x{height}/{dpi};...
5605        * </p><p>
5606        * Example:
5607        * <ul>
5608        * <li><code>1280x720/213</code>: make one overlay that is 1280x720 at 213dpi.</li>
5609        * <li><code>1920x1080/320;1280x720/213</code>: make two overlays, the first
5610        * at 1080p and the second at 720p.</li>
5611        * <li>If the value is empty, then no overlay display devices are created.</li>
5612        * </ul></p>
5613        *
5614        * @hide
5615        */
5616       public static final String OVERLAY_DISPLAY_DEVICES = "overlay_display_devices";
5617
5618        /**
5619         * Threshold values for the duration and level of a discharge cycle,
5620         * under which we log discharge cycle info.
5621         *
5622         * @hide
5623         */
5624        public static final String
5625                BATTERY_DISCHARGE_DURATION_THRESHOLD = "battery_discharge_duration_threshold";
5626
5627        /** @hide */
5628        public static final String BATTERY_DISCHARGE_THRESHOLD = "battery_discharge_threshold";
5629
5630        /**
5631         * Flag for allowing ActivityManagerService to send ACTION_APP_ERROR
5632         * intents on application crashes and ANRs. If this is disabled, the
5633         * crash/ANR dialog will never display the "Report" button.
5634         * <p>
5635         * Type: int (0 = disallow, 1 = allow)
5636         *
5637         * @hide
5638         */
5639        public static final String SEND_ACTION_APP_ERROR = "send_action_app_error";
5640
5641        /**
5642         * Maximum age of entries kept by {@link DropBoxManager}.
5643         *
5644         * @hide
5645         */
5646        public static final String DROPBOX_AGE_SECONDS = "dropbox_age_seconds";
5647
5648        /**
5649         * Maximum number of entry files which {@link DropBoxManager} will keep
5650         * around.
5651         *
5652         * @hide
5653         */
5654        public static final String DROPBOX_MAX_FILES = "dropbox_max_files";
5655
5656        /**
5657         * Maximum amount of disk space used by {@link DropBoxManager} no matter
5658         * what.
5659         *
5660         * @hide
5661         */
5662        public static final String DROPBOX_QUOTA_KB = "dropbox_quota_kb";
5663
5664        /**
5665         * Percent of free disk (excluding reserve) which {@link DropBoxManager}
5666         * will use.
5667         *
5668         * @hide
5669         */
5670        public static final String DROPBOX_QUOTA_PERCENT = "dropbox_quota_percent";
5671
5672        /**
5673         * Percent of total disk which {@link DropBoxManager} will never dip
5674         * into.
5675         *
5676         * @hide
5677         */
5678        public static final String DROPBOX_RESERVE_PERCENT = "dropbox_reserve_percent";
5679
5680        /**
5681         * Prefix for per-tag dropbox disable/enable settings.
5682         *
5683         * @hide
5684         */
5685        public static final String DROPBOX_TAG_PREFIX = "dropbox:";
5686
5687        /**
5688         * Lines of logcat to include with system crash/ANR/etc. reports, as a
5689         * prefix of the dropbox tag of the report type. For example,
5690         * "logcat_for_system_server_anr" controls the lines of logcat captured
5691         * with system server ANR reports. 0 to disable.
5692         *
5693         * @hide
5694         */
5695        public static final String ERROR_LOGCAT_PREFIX = "logcat_for_";
5696
5697        /**
5698         * The interval in minutes after which the amount of free storage left
5699         * on the device is logged to the event log
5700         *
5701         * @hide
5702         */
5703        public static final String SYS_FREE_STORAGE_LOG_INTERVAL = "sys_free_storage_log_interval";
5704
5705        /**
5706         * Threshold for the amount of change in disk free space required to
5707         * report the amount of free space. Used to prevent spamming the logs
5708         * when the disk free space isn't changing frequently.
5709         *
5710         * @hide
5711         */
5712        public static final String
5713                DISK_FREE_CHANGE_REPORTING_THRESHOLD = "disk_free_change_reporting_threshold";
5714
5715        /**
5716         * Minimum percentage of free storage on the device that is used to
5717         * determine if the device is running low on storage. The default is 10.
5718         * <p>
5719         * Say this value is set to 10, the device is considered running low on
5720         * storage if 90% or more of the device storage is filled up.
5721         *
5722         * @hide
5723         */
5724        public static final String
5725                SYS_STORAGE_THRESHOLD_PERCENTAGE = "sys_storage_threshold_percentage";
5726
5727        /**
5728         * Maximum byte size of the low storage threshold. This is to ensure
5729         * that {@link #SYS_STORAGE_THRESHOLD_PERCENTAGE} does not result in an
5730         * overly large threshold for large storage devices. Currently this must
5731         * be less than 2GB. This default is 500MB.
5732         *
5733         * @hide
5734         */
5735        public static final String
5736                SYS_STORAGE_THRESHOLD_MAX_BYTES = "sys_storage_threshold_max_bytes";
5737
5738        /**
5739         * Minimum bytes of free storage on the device before the data partition
5740         * is considered full. By default, 1 MB is reserved to avoid system-wide
5741         * SQLite disk full exceptions.
5742         *
5743         * @hide
5744         */
5745        public static final String
5746                SYS_STORAGE_FULL_THRESHOLD_BYTES = "sys_storage_full_threshold_bytes";
5747
5748        /**
5749         * The maximum reconnect delay for short network outages or when the
5750         * network is suspended due to phone use.
5751         *
5752         * @hide
5753         */
5754        public static final String
5755                SYNC_MAX_RETRY_DELAY_IN_SECONDS = "sync_max_retry_delay_in_seconds";
5756
5757        /**
5758         * The number of milliseconds to delay before sending out
5759         * {@link ConnectivityManager#CONNECTIVITY_ACTION} broadcasts.
5760         *
5761         * @hide
5762         */
5763        public static final String CONNECTIVITY_CHANGE_DELAY = "connectivity_change_delay";
5764
5765
5766        /**
5767         * Network sampling interval, in seconds. We'll generate link information
5768         * about bytes/packets sent and error rates based on data sampled in this interval
5769         *
5770         * @hide
5771         */
5772
5773        public static final String CONNECTIVITY_SAMPLING_INTERVAL_IN_SECONDS =
5774                "connectivity_sampling_interval_in_seconds";
5775
5776        /**
5777         * The series of successively longer delays used in retrying to download PAC file.
5778         * Last delay is used between successful PAC downloads.
5779         *
5780         * @hide
5781         */
5782        public static final String PAC_CHANGE_DELAY = "pac_change_delay";
5783
5784        /**
5785         * Setting to turn off captive portal detection. Feature is enabled by
5786         * default and the setting needs to be set to 0 to disable it.
5787         *
5788         * @hide
5789         */
5790        public static final String
5791                CAPTIVE_PORTAL_DETECTION_ENABLED = "captive_portal_detection_enabled";
5792
5793        /**
5794         * The server used for captive portal detection upon a new conection. A
5795         * 204 response code from the server is used for validation.
5796         *
5797         * @hide
5798         */
5799        public static final String CAPTIVE_PORTAL_SERVER = "captive_portal_server";
5800
5801        /**
5802         * Whether network service discovery is enabled.
5803         *
5804         * @hide
5805         */
5806        public static final String NSD_ON = "nsd_on";
5807
5808        /**
5809         * Let user pick default install location.
5810         *
5811         * @hide
5812         */
5813        public static final String SET_INSTALL_LOCATION = "set_install_location";
5814
5815        /**
5816         * Default install location value.
5817         * 0 = auto, let system decide
5818         * 1 = internal
5819         * 2 = sdcard
5820         * @hide
5821         */
5822        public static final String DEFAULT_INSTALL_LOCATION = "default_install_location";
5823
5824        /**
5825         * ms during which to consume extra events related to Inet connection
5826         * condition after a transtion to fully-connected
5827         *
5828         * @hide
5829         */
5830        public static final String
5831                INET_CONDITION_DEBOUNCE_UP_DELAY = "inet_condition_debounce_up_delay";
5832
5833        /**
5834         * ms during which to consume extra events related to Inet connection
5835         * condtion after a transtion to partly-connected
5836         *
5837         * @hide
5838         */
5839        public static final String
5840                INET_CONDITION_DEBOUNCE_DOWN_DELAY = "inet_condition_debounce_down_delay";
5841
5842        /** {@hide} */
5843        public static final String
5844                READ_EXTERNAL_STORAGE_ENFORCED_DEFAULT = "read_external_storage_enforced_default";
5845
5846        /**
5847         * Host name and port for global http proxy. Uses ':' seperator for
5848         * between host and port.
5849         */
5850        public static final String HTTP_PROXY = "http_proxy";
5851
5852        /**
5853         * Host name for global http proxy. Set via ConnectivityManager.
5854         *
5855         * @hide
5856         */
5857        public static final String GLOBAL_HTTP_PROXY_HOST = "global_http_proxy_host";
5858
5859        /**
5860         * Integer host port for global http proxy. Set via ConnectivityManager.
5861         *
5862         * @hide
5863         */
5864        public static final String GLOBAL_HTTP_PROXY_PORT = "global_http_proxy_port";
5865
5866        /**
5867         * Exclusion list for global proxy. This string contains a list of
5868         * comma-separated domains where the global proxy does not apply.
5869         * Domains should be listed in a comma- separated list. Example of
5870         * acceptable formats: ".domain1.com,my.domain2.com" Use
5871         * ConnectivityManager to set/get.
5872         *
5873         * @hide
5874         */
5875        public static final String
5876                GLOBAL_HTTP_PROXY_EXCLUSION_LIST = "global_http_proxy_exclusion_list";
5877
5878        /**
5879         * The location PAC File for the proxy.
5880         * @hide
5881         */
5882        public static final String
5883                GLOBAL_HTTP_PROXY_PAC = "global_proxy_pac_url";
5884
5885        /**
5886         * Enables the UI setting to allow the user to specify the global HTTP
5887         * proxy and associated exclusion list.
5888         *
5889         * @hide
5890         */
5891        public static final String SET_GLOBAL_HTTP_PROXY = "set_global_http_proxy";
5892
5893        /**
5894         * Setting for default DNS in case nobody suggests one
5895         *
5896         * @hide
5897         */
5898        public static final String DEFAULT_DNS_SERVER = "default_dns_server";
5899
5900        /** {@hide} */
5901        public static final String
5902                BLUETOOTH_HEADSET_PRIORITY_PREFIX = "bluetooth_headset_priority_";
5903        /** {@hide} */
5904        public static final String
5905                BLUETOOTH_A2DP_SINK_PRIORITY_PREFIX = "bluetooth_a2dp_sink_priority_";
5906        /** {@hide} */
5907        public static final String
5908                BLUETOOTH_INPUT_DEVICE_PRIORITY_PREFIX = "bluetooth_input_device_priority_";
5909        /** {@hide} */
5910        public static final String
5911                BLUETOOTH_MAP_PRIORITY_PREFIX = "bluetooth_map_priority_";
5912
5913        /**
5914         * Get the key that retrieves a bluetooth headset's priority.
5915         * @hide
5916         */
5917        public static final String getBluetoothHeadsetPriorityKey(String address) {
5918            return BLUETOOTH_HEADSET_PRIORITY_PREFIX + address.toUpperCase(Locale.ROOT);
5919        }
5920
5921        /**
5922         * Get the key that retrieves a bluetooth a2dp sink's priority.
5923         * @hide
5924         */
5925        public static final String getBluetoothA2dpSinkPriorityKey(String address) {
5926            return BLUETOOTH_A2DP_SINK_PRIORITY_PREFIX + address.toUpperCase(Locale.ROOT);
5927        }
5928
5929        /**
5930         * Get the key that retrieves a bluetooth Input Device's priority.
5931         * @hide
5932         */
5933        public static final String getBluetoothInputDevicePriorityKey(String address) {
5934            return BLUETOOTH_INPUT_DEVICE_PRIORITY_PREFIX + address.toUpperCase(Locale.ROOT);
5935        }
5936
5937        /**
5938         * Get the key that retrieves a bluetooth map priority.
5939         * @hide
5940         */
5941        public static final String getBluetoothMapPriorityKey(String address) {
5942            return BLUETOOTH_MAP_PRIORITY_PREFIX + address.toUpperCase(Locale.ROOT);
5943        }
5944        /**
5945         * Scaling factor for normal window animations. Setting to 0 will
5946         * disable window animations.
5947         */
5948        public static final String WINDOW_ANIMATION_SCALE = "window_animation_scale";
5949
5950        /**
5951         * Scaling factor for activity transition animations. Setting to 0 will
5952         * disable window animations.
5953         */
5954        public static final String TRANSITION_ANIMATION_SCALE = "transition_animation_scale";
5955
5956        /**
5957         * Scaling factor for Animator-based animations. This affects both the
5958         * start delay and duration of all such animations. Setting to 0 will
5959         * cause animations to end immediately. The default value is 1.
5960         */
5961        public static final String ANIMATOR_DURATION_SCALE = "animator_duration_scale";
5962
5963        /**
5964         * Scaling factor for normal window animations. Setting to 0 will
5965         * disable window animations.
5966         *
5967         * @hide
5968         */
5969        public static final String FANCY_IME_ANIMATIONS = "fancy_ime_animations";
5970
5971        /**
5972         * If 0, the compatibility mode is off for all applications.
5973         * If 1, older applications run under compatibility mode.
5974         * TODO: remove this settings before code freeze (bug/1907571)
5975         * @hide
5976         */
5977        public static final String COMPATIBILITY_MODE = "compatibility_mode";
5978
5979        /**
5980         * CDMA only settings
5981         * Emergency Tone  0 = Off
5982         *                 1 = Alert
5983         *                 2 = Vibrate
5984         * @hide
5985         */
5986        public static final String EMERGENCY_TONE = "emergency_tone";
5987
5988        /**
5989         * CDMA only settings
5990         * Whether the auto retry is enabled. The value is
5991         * boolean (1 or 0).
5992         * @hide
5993         */
5994        public static final String CALL_AUTO_RETRY = "call_auto_retry";
5995
5996        /**
5997         * The preferred network mode   7 = Global
5998         *                              6 = EvDo only
5999         *                              5 = CDMA w/o EvDo
6000         *                              4 = CDMA / EvDo auto
6001         *                              3 = GSM / WCDMA auto
6002         *                              2 = WCDMA only
6003         *                              1 = GSM only
6004         *                              0 = GSM / WCDMA preferred
6005         * @hide
6006         */
6007        public static final String PREFERRED_NETWORK_MODE =
6008                "preferred_network_mode";
6009
6010        /**
6011         * Name of an application package to be debugged.
6012         */
6013        public static final String DEBUG_APP = "debug_app";
6014
6015        /**
6016         * If 1, when launching DEBUG_APP it will wait for the debugger before
6017         * starting user code.  If 0, it will run normally.
6018         */
6019        public static final String WAIT_FOR_DEBUGGER = "wait_for_debugger";
6020
6021        /**
6022         * Control whether the process CPU usage meter should be shown.
6023         */
6024        public static final String SHOW_PROCESSES = "show_processes";
6025
6026        /**
6027         * If 1 low power mode is enabled.
6028         * @hide
6029         */
6030        public static final String LOW_POWER_MODE = "low_power";
6031
6032         /**
6033         * If 1, the activity manager will aggressively finish activities and
6034         * processes as soon as they are no longer needed.  If 0, the normal
6035         * extended lifetime is used.
6036         */
6037        public static final String ALWAYS_FINISH_ACTIVITIES =
6038                "always_finish_activities";
6039
6040        /**
6041         * Use Dock audio output for media:
6042         *      0 = disabled
6043         *      1 = enabled
6044         * @hide
6045         */
6046        public static final String DOCK_AUDIO_MEDIA_ENABLED = "dock_audio_media_enabled";
6047
6048        /**
6049         * Persisted safe headphone volume management state by AudioService
6050         * @hide
6051         */
6052        public static final String AUDIO_SAFE_VOLUME_STATE = "audio_safe_volume_state";
6053
6054        /**
6055         * URL for tzinfo (time zone) updates
6056         * @hide
6057         */
6058        public static final String TZINFO_UPDATE_CONTENT_URL = "tzinfo_content_url";
6059
6060        /**
6061         * URL for tzinfo (time zone) update metadata
6062         * @hide
6063         */
6064        public static final String TZINFO_UPDATE_METADATA_URL = "tzinfo_metadata_url";
6065
6066        /**
6067         * URL for selinux (mandatory access control) updates
6068         * @hide
6069         */
6070        public static final String SELINUX_UPDATE_CONTENT_URL = "selinux_content_url";
6071
6072        /**
6073         * URL for selinux (mandatory access control) update metadata
6074         * @hide
6075         */
6076        public static final String SELINUX_UPDATE_METADATA_URL = "selinux_metadata_url";
6077
6078        /**
6079         * URL for sms short code updates
6080         * @hide
6081         */
6082        public static final String SMS_SHORT_CODES_UPDATE_CONTENT_URL =
6083                "sms_short_codes_content_url";
6084
6085        /**
6086         * URL for sms short code update metadata
6087         * @hide
6088         */
6089        public static final String SMS_SHORT_CODES_UPDATE_METADATA_URL =
6090                "sms_short_codes_metadata_url";
6091
6092        /**
6093         * URL for cert pinlist updates
6094         * @hide
6095         */
6096        public static final String CERT_PIN_UPDATE_CONTENT_URL = "cert_pin_content_url";
6097
6098        /**
6099         * URL for cert pinlist updates
6100         * @hide
6101         */
6102        public static final String CERT_PIN_UPDATE_METADATA_URL = "cert_pin_metadata_url";
6103
6104        /**
6105         * URL for intent firewall updates
6106         * @hide
6107         */
6108        public static final String INTENT_FIREWALL_UPDATE_CONTENT_URL =
6109                "intent_firewall_content_url";
6110
6111        /**
6112         * URL for intent firewall update metadata
6113         * @hide
6114         */
6115        public static final String INTENT_FIREWALL_UPDATE_METADATA_URL =
6116                "intent_firewall_metadata_url";
6117
6118        /**
6119         * SELinux enforcement status. If 0, permissive; if 1, enforcing.
6120         * @hide
6121         */
6122        public static final String SELINUX_STATUS = "selinux_status";
6123
6124        /**
6125         * Developer setting to force RTL layout.
6126         * @hide
6127         */
6128        public static final String DEVELOPMENT_FORCE_RTL = "debug.force_rtl";
6129
6130        /**
6131         * Milliseconds after screen-off after which low battery sounds will be silenced.
6132         *
6133         * If zero, battery sounds will always play.
6134         * Defaults to @integer/def_low_battery_sound_timeout in SettingsProvider.
6135         *
6136         * @hide
6137         */
6138        public static final String LOW_BATTERY_SOUND_TIMEOUT = "low_battery_sound_timeout";
6139
6140        /**
6141         * Milliseconds to wait before bouncing Wi-Fi after settings is restored. Note that after
6142         * the caller is done with this, they should call {@link ContentResolver#delete(Uri)} to
6143         * clean up any value that they may have written.
6144         *
6145         * @hide
6146         */
6147        public static final String WIFI_BOUNCE_DELAY_OVERRIDE_MS = "wifi_bounce_delay_override_ms";
6148
6149        /**
6150         * Defines global runtime overrides to window policy.
6151         *
6152         * See {@link com.android.internal.policy.impl.PolicyControl} for value format.
6153         *
6154         * @hide
6155         */
6156        public static final String POLICY_CONTROL = "policy_control";
6157
6158
6159        /**
6160         * This preference enables notification display even over a securely
6161         * locked screen.
6162         * @hide
6163         */
6164        public static final String LOCK_SCREEN_SHOW_NOTIFICATIONS =
6165                "lock_screen_show_notifications";
6166
6167        /**
6168         * Defines global zen mode.  ZEN_MODE_OFF or ZEN_MODE_ON.
6169         *
6170         * @hide
6171         */
6172        public static final String ZEN_MODE = "zen_mode";
6173
6174        /** @hide */ public static final int ZEN_MODE_OFF = 0;
6175        /** @hide */ public static final int ZEN_MODE_ON = 1;
6176
6177        /** @hide */ public static String zenModeToString(int mode) {
6178            if (mode == ZEN_MODE_OFF) return "ZEN_MODE_OFF";
6179            return "ZEN_MODE_ON";
6180        }
6181
6182        /**
6183         * Opaque value, changes when persisted zen mode configuration changes.
6184         *
6185         * @hide
6186         */
6187        public static final String ZEN_MODE_CONFIG_ETAG = "zen_mode_config_etag";
6188
6189        /**
6190         * Defines global heads up toggle.  One of HEADS_UP_OFF, HEADS_UP_ON.
6191         *
6192         * @hide
6193         */
6194        public static final String HEADS_UP_NOTIFICATIONS_ENABLED =
6195                "heads_up_notifications_enabled";
6196
6197        /** @hide */ public static final int HEADS_UP_OFF = 0;
6198        /** @hide */ public static final int HEADS_UP_ON = 1;
6199
6200        /**
6201         * Settings to backup. This is here so that it's in the same place as the settings
6202         * keys and easy to update.
6203         *
6204         * These keys may be mentioned in the SETTINGS_TO_BACKUP arrays in System
6205         * and Secure as well.  This is because those tables drive both backup and
6206         * restore, and restore needs to properly whitelist keys that used to live
6207         * in those namespaces.  The keys will only actually be backed up / restored
6208         * if they are also mentioned in this table (Global.SETTINGS_TO_BACKUP).
6209         *
6210         * NOTE: Settings are backed up and restored in the order they appear
6211         *       in this array. If you have one setting depending on another,
6212         *       make sure that they are ordered appropriately.
6213         *
6214         * @hide
6215         */
6216        public static final String[] SETTINGS_TO_BACKUP = {
6217            BUGREPORT_IN_POWER_MENU,
6218            STAY_ON_WHILE_PLUGGED_IN,
6219            AUTO_TIME,
6220            AUTO_TIME_ZONE,
6221            POWER_SOUNDS_ENABLED,
6222            DOCK_SOUNDS_ENABLED,
6223            USB_MASS_STORAGE_ENABLED,
6224            ENABLE_ACCESSIBILITY_GLOBAL_GESTURE_ENABLED,
6225            WIFI_NETWORKS_AVAILABLE_NOTIFICATION_ON,
6226            WIFI_NETWORKS_AVAILABLE_REPEAT_DELAY,
6227            WIFI_WATCHDOG_POOR_NETWORK_TEST_ENABLED,
6228            WIFI_NUM_OPEN_NETWORKS_KEPT,
6229            EMERGENCY_TONE,
6230            CALL_AUTO_RETRY,
6231            DOCK_AUDIO_MEDIA_ENABLED
6232        };
6233
6234        // Populated lazily, guarded by class object:
6235        private static NameValueCache sNameValueCache = new NameValueCache(
6236                    SYS_PROP_SETTING_VERSION,
6237                    CONTENT_URI,
6238                    CALL_METHOD_GET_GLOBAL,
6239                    CALL_METHOD_PUT_GLOBAL);
6240
6241        /**
6242         * Look up a name in the database.
6243         * @param resolver to access the database with
6244         * @param name to look up in the table
6245         * @return the corresponding value, or null if not present
6246         */
6247        public static String getString(ContentResolver resolver, String name) {
6248            return getStringForUser(resolver, name, UserHandle.myUserId());
6249        }
6250
6251        /** @hide */
6252        public static String getStringForUser(ContentResolver resolver, String name,
6253                int userHandle) {
6254            return sNameValueCache.getStringForUser(resolver, name, userHandle);
6255        }
6256
6257        /**
6258         * Store a name/value pair into the database.
6259         * @param resolver to access the database with
6260         * @param name to store
6261         * @param value to associate with the name
6262         * @return true if the value was set, false on database errors
6263         */
6264        public static boolean putString(ContentResolver resolver,
6265                String name, String value) {
6266            return putStringForUser(resolver, name, value, UserHandle.myUserId());
6267        }
6268
6269        /** @hide */
6270        public static boolean putStringForUser(ContentResolver resolver,
6271                String name, String value, int userHandle) {
6272            if (LOCAL_LOGV) {
6273                Log.v(TAG, "Global.putString(name=" + name + ", value=" + value
6274                        + " for " + userHandle);
6275            }
6276            return sNameValueCache.putStringForUser(resolver, name, value, userHandle);
6277        }
6278
6279        /**
6280         * Construct the content URI for a particular name/value pair,
6281         * useful for monitoring changes with a ContentObserver.
6282         * @param name to look up in the table
6283         * @return the corresponding content URI, or null if not present
6284         */
6285        public static Uri getUriFor(String name) {
6286            return getUriFor(CONTENT_URI, name);
6287        }
6288
6289        /**
6290         * Convenience function for retrieving a single secure settings value
6291         * as an integer.  Note that internally setting values are always
6292         * stored as strings; this function converts the string to an integer
6293         * for you.  The default value will be returned if the setting is
6294         * not defined or not an integer.
6295         *
6296         * @param cr The ContentResolver to access.
6297         * @param name The name of the setting to retrieve.
6298         * @param def Value to return if the setting is not defined.
6299         *
6300         * @return The setting's current value, or 'def' if it is not defined
6301         * or not a valid integer.
6302         */
6303        public static int getInt(ContentResolver cr, String name, int def) {
6304            String v = getString(cr, name);
6305            try {
6306                return v != null ? Integer.parseInt(v) : def;
6307            } catch (NumberFormatException e) {
6308                return def;
6309            }
6310        }
6311
6312        /**
6313         * Convenience function for retrieving a single secure settings value
6314         * as an integer.  Note that internally setting values are always
6315         * stored as strings; this function converts the string to an integer
6316         * for you.
6317         * <p>
6318         * This version does not take a default value.  If the setting has not
6319         * been set, or the string value is not a number,
6320         * it throws {@link SettingNotFoundException}.
6321         *
6322         * @param cr The ContentResolver to access.
6323         * @param name The name of the setting to retrieve.
6324         *
6325         * @throws SettingNotFoundException Thrown if a setting by the given
6326         * name can't be found or the setting value is not an integer.
6327         *
6328         * @return The setting's current value.
6329         */
6330        public static int getInt(ContentResolver cr, String name)
6331                throws SettingNotFoundException {
6332            String v = getString(cr, name);
6333            try {
6334                return Integer.parseInt(v);
6335            } catch (NumberFormatException e) {
6336                throw new SettingNotFoundException(name);
6337            }
6338        }
6339
6340        /**
6341         * Convenience function for updating a single settings value as an
6342         * integer. This will either create a new entry in the table if the
6343         * given name does not exist, or modify the value of the existing row
6344         * with that name.  Note that internally setting values are always
6345         * stored as strings, so this function converts the given value to a
6346         * string before storing it.
6347         *
6348         * @param cr The ContentResolver to access.
6349         * @param name The name of the setting to modify.
6350         * @param value The new value for the setting.
6351         * @return true if the value was set, false on database errors
6352         */
6353        public static boolean putInt(ContentResolver cr, String name, int value) {
6354            return putString(cr, name, Integer.toString(value));
6355        }
6356
6357        /**
6358         * Convenience function for retrieving a single secure settings value
6359         * as a {@code long}.  Note that internally setting values are always
6360         * stored as strings; this function converts the string to a {@code long}
6361         * for you.  The default value will be returned if the setting is
6362         * not defined or not a {@code long}.
6363         *
6364         * @param cr The ContentResolver to access.
6365         * @param name The name of the setting to retrieve.
6366         * @param def Value to return if the setting is not defined.
6367         *
6368         * @return The setting's current value, or 'def' if it is not defined
6369         * or not a valid {@code long}.
6370         */
6371        public static long getLong(ContentResolver cr, String name, long def) {
6372            String valString = getString(cr, name);
6373            long value;
6374            try {
6375                value = valString != null ? Long.parseLong(valString) : def;
6376            } catch (NumberFormatException e) {
6377                value = def;
6378            }
6379            return value;
6380        }
6381
6382        /**
6383         * Convenience function for retrieving a single secure settings value
6384         * as a {@code long}.  Note that internally setting values are always
6385         * stored as strings; this function converts the string to a {@code long}
6386         * for you.
6387         * <p>
6388         * This version does not take a default value.  If the setting has not
6389         * been set, or the string value is not a number,
6390         * it throws {@link SettingNotFoundException}.
6391         *
6392         * @param cr The ContentResolver to access.
6393         * @param name The name of the setting to retrieve.
6394         *
6395         * @return The setting's current value.
6396         * @throws SettingNotFoundException Thrown if a setting by the given
6397         * name can't be found or the setting value is not an integer.
6398         */
6399        public static long getLong(ContentResolver cr, String name)
6400                throws SettingNotFoundException {
6401            String valString = getString(cr, name);
6402            try {
6403                return Long.parseLong(valString);
6404            } catch (NumberFormatException e) {
6405                throw new SettingNotFoundException(name);
6406            }
6407        }
6408
6409        /**
6410         * Convenience function for updating a secure settings value as a long
6411         * integer. This will either create a new entry in the table if the
6412         * given name does not exist, or modify the value of the existing row
6413         * with that name.  Note that internally setting values are always
6414         * stored as strings, so this function converts the given value to a
6415         * string before storing it.
6416         *
6417         * @param cr The ContentResolver to access.
6418         * @param name The name of the setting to modify.
6419         * @param value The new value for the setting.
6420         * @return true if the value was set, false on database errors
6421         */
6422        public static boolean putLong(ContentResolver cr, String name, long value) {
6423            return putString(cr, name, Long.toString(value));
6424        }
6425
6426        /**
6427         * Convenience function for retrieving a single secure settings value
6428         * as a floating point number.  Note that internally setting values are
6429         * always stored as strings; this function converts the string to an
6430         * float for you. The default value will be returned if the setting
6431         * is not defined or not a valid float.
6432         *
6433         * @param cr The ContentResolver to access.
6434         * @param name The name of the setting to retrieve.
6435         * @param def Value to return if the setting is not defined.
6436         *
6437         * @return The setting's current value, or 'def' if it is not defined
6438         * or not a valid float.
6439         */
6440        public static float getFloat(ContentResolver cr, String name, float def) {
6441            String v = getString(cr, name);
6442            try {
6443                return v != null ? Float.parseFloat(v) : def;
6444            } catch (NumberFormatException e) {
6445                return def;
6446            }
6447        }
6448
6449        /**
6450         * Convenience function for retrieving a single secure settings value
6451         * as a float.  Note that internally setting values are always
6452         * stored as strings; this function converts the string to a float
6453         * for you.
6454         * <p>
6455         * This version does not take a default value.  If the setting has not
6456         * been set, or the string value is not a number,
6457         * it throws {@link SettingNotFoundException}.
6458         *
6459         * @param cr The ContentResolver to access.
6460         * @param name The name of the setting to retrieve.
6461         *
6462         * @throws SettingNotFoundException Thrown if a setting by the given
6463         * name can't be found or the setting value is not a float.
6464         *
6465         * @return The setting's current value.
6466         */
6467        public static float getFloat(ContentResolver cr, String name)
6468                throws SettingNotFoundException {
6469            String v = getString(cr, name);
6470            if (v == null) {
6471                throw new SettingNotFoundException(name);
6472            }
6473            try {
6474                return Float.parseFloat(v);
6475            } catch (NumberFormatException e) {
6476                throw new SettingNotFoundException(name);
6477            }
6478        }
6479
6480        /**
6481         * Convenience function for updating a single settings value as a
6482         * floating point number. This will either create a new entry in the
6483         * table if the given name does not exist, or modify the value of the
6484         * existing row with that name.  Note that internally setting values
6485         * are always stored as strings, so this function converts the given
6486         * value to a string before storing it.
6487         *
6488         * @param cr The ContentResolver to access.
6489         * @param name The name of the setting to modify.
6490         * @param value The new value for the setting.
6491         * @return true if the value was set, false on database errors
6492         */
6493        public static boolean putFloat(ContentResolver cr, String name, float value) {
6494            return putString(cr, name, Float.toString(value));
6495        }
6496    }
6497
6498    /**
6499     * User-defined bookmarks and shortcuts.  The target of each bookmark is an
6500     * Intent URL, allowing it to be either a web page or a particular
6501     * application activity.
6502     *
6503     * @hide
6504     */
6505    public static final class Bookmarks implements BaseColumns
6506    {
6507        private static final String TAG = "Bookmarks";
6508
6509        /**
6510         * The content:// style URL for this table
6511         */
6512        public static final Uri CONTENT_URI =
6513            Uri.parse("content://" + AUTHORITY + "/bookmarks");
6514
6515        /**
6516         * The row ID.
6517         * <p>Type: INTEGER</p>
6518         */
6519        public static final String ID = "_id";
6520
6521        /**
6522         * Descriptive name of the bookmark that can be displayed to the user.
6523         * If this is empty, the title should be resolved at display time (use
6524         * {@link #getTitle(Context, Cursor)} any time you want to display the
6525         * title of a bookmark.)
6526         * <P>
6527         * Type: TEXT
6528         * </P>
6529         */
6530        public static final String TITLE = "title";
6531
6532        /**
6533         * Arbitrary string (displayed to the user) that allows bookmarks to be
6534         * organized into categories.  There are some special names for
6535         * standard folders, which all start with '@'.  The label displayed for
6536         * the folder changes with the locale (via {@link #getLabelForFolder}) but
6537         * the folder name does not change so you can consistently query for
6538         * the folder regardless of the current locale.
6539         *
6540         * <P>Type: TEXT</P>
6541         *
6542         */
6543        public static final String FOLDER = "folder";
6544
6545        /**
6546         * The Intent URL of the bookmark, describing what it points to.  This
6547         * value is given to {@link android.content.Intent#getIntent} to create
6548         * an Intent that can be launched.
6549         * <P>Type: TEXT</P>
6550         */
6551        public static final String INTENT = "intent";
6552
6553        /**
6554         * Optional shortcut character associated with this bookmark.
6555         * <P>Type: INTEGER</P>
6556         */
6557        public static final String SHORTCUT = "shortcut";
6558
6559        /**
6560         * The order in which the bookmark should be displayed
6561         * <P>Type: INTEGER</P>
6562         */
6563        public static final String ORDERING = "ordering";
6564
6565        private static final String[] sIntentProjection = { INTENT };
6566        private static final String[] sShortcutProjection = { ID, SHORTCUT };
6567        private static final String sShortcutSelection = SHORTCUT + "=?";
6568
6569        /**
6570         * Convenience function to retrieve the bookmarked Intent for a
6571         * particular shortcut key.
6572         *
6573         * @param cr The ContentResolver to query.
6574         * @param shortcut The shortcut key.
6575         *
6576         * @return Intent The bookmarked URL, or null if there is no bookmark
6577         *         matching the given shortcut.
6578         */
6579        public static Intent getIntentForShortcut(ContentResolver cr, char shortcut)
6580        {
6581            Intent intent = null;
6582
6583            Cursor c = cr.query(CONTENT_URI,
6584                    sIntentProjection, sShortcutSelection,
6585                    new String[] { String.valueOf((int) shortcut) }, ORDERING);
6586            // Keep trying until we find a valid shortcut
6587            try {
6588                while (intent == null && c.moveToNext()) {
6589                    try {
6590                        String intentURI = c.getString(c.getColumnIndexOrThrow(INTENT));
6591                        intent = Intent.parseUri(intentURI, 0);
6592                    } catch (java.net.URISyntaxException e) {
6593                        // The stored URL is bad...  ignore it.
6594                    } catch (IllegalArgumentException e) {
6595                        // Column not found
6596                        Log.w(TAG, "Intent column not found", e);
6597                    }
6598                }
6599            } finally {
6600                if (c != null) c.close();
6601            }
6602
6603            return intent;
6604        }
6605
6606        /**
6607         * Add a new bookmark to the system.
6608         *
6609         * @param cr The ContentResolver to query.
6610         * @param intent The desired target of the bookmark.
6611         * @param title Bookmark title that is shown to the user; null if none
6612         *            or it should be resolved to the intent's title.
6613         * @param folder Folder in which to place the bookmark; null if none.
6614         * @param shortcut Shortcut that will invoke the bookmark; 0 if none. If
6615         *            this is non-zero and there is an existing bookmark entry
6616         *            with this same shortcut, then that existing shortcut is
6617         *            cleared (the bookmark is not removed).
6618         * @return The unique content URL for the new bookmark entry.
6619         */
6620        public static Uri add(ContentResolver cr,
6621                                           Intent intent,
6622                                           String title,
6623                                           String folder,
6624                                           char shortcut,
6625                                           int ordering)
6626        {
6627            // If a shortcut is supplied, and it is already defined for
6628            // another bookmark, then remove the old definition.
6629            if (shortcut != 0) {
6630                cr.delete(CONTENT_URI, sShortcutSelection,
6631                        new String[] { String.valueOf((int) shortcut) });
6632            }
6633
6634            ContentValues values = new ContentValues();
6635            if (title != null) values.put(TITLE, title);
6636            if (folder != null) values.put(FOLDER, folder);
6637            values.put(INTENT, intent.toUri(0));
6638            if (shortcut != 0) values.put(SHORTCUT, (int) shortcut);
6639            values.put(ORDERING, ordering);
6640            return cr.insert(CONTENT_URI, values);
6641        }
6642
6643        /**
6644         * Return the folder name as it should be displayed to the user.  This
6645         * takes care of localizing special folders.
6646         *
6647         * @param r Resources object for current locale; only need access to
6648         *          system resources.
6649         * @param folder The value found in the {@link #FOLDER} column.
6650         *
6651         * @return CharSequence The label for this folder that should be shown
6652         *         to the user.
6653         */
6654        public static CharSequence getLabelForFolder(Resources r, String folder) {
6655            return folder;
6656        }
6657
6658        /**
6659         * Return the title as it should be displayed to the user. This takes
6660         * care of localizing bookmarks that point to activities.
6661         *
6662         * @param context A context.
6663         * @param cursor A cursor pointing to the row whose title should be
6664         *        returned. The cursor must contain at least the {@link #TITLE}
6665         *        and {@link #INTENT} columns.
6666         * @return A title that is localized and can be displayed to the user,
6667         *         or the empty string if one could not be found.
6668         */
6669        public static CharSequence getTitle(Context context, Cursor cursor) {
6670            int titleColumn = cursor.getColumnIndex(TITLE);
6671            int intentColumn = cursor.getColumnIndex(INTENT);
6672            if (titleColumn == -1 || intentColumn == -1) {
6673                throw new IllegalArgumentException(
6674                        "The cursor must contain the TITLE and INTENT columns.");
6675            }
6676
6677            String title = cursor.getString(titleColumn);
6678            if (!TextUtils.isEmpty(title)) {
6679                return title;
6680            }
6681
6682            String intentUri = cursor.getString(intentColumn);
6683            if (TextUtils.isEmpty(intentUri)) {
6684                return "";
6685            }
6686
6687            Intent intent;
6688            try {
6689                intent = Intent.parseUri(intentUri, 0);
6690            } catch (URISyntaxException e) {
6691                return "";
6692            }
6693
6694            PackageManager packageManager = context.getPackageManager();
6695            ResolveInfo info = packageManager.resolveActivity(intent, 0);
6696            return info != null ? info.loadLabel(packageManager) : "";
6697        }
6698    }
6699
6700    /**
6701     * Returns the device ID that we should use when connecting to the mobile gtalk server.
6702     * This is a string like "android-0x1242", where the hex string is the Android ID obtained
6703     * from the GoogleLoginService.
6704     *
6705     * @param androidId The Android ID for this device.
6706     * @return The device ID that should be used when connecting to the mobile gtalk server.
6707     * @hide
6708     */
6709    public static String getGTalkDeviceId(long androidId) {
6710        return "android-" + Long.toHexString(androidId);
6711    }
6712}
6713