Settings.java revision f8f524c80c92df22aa8b280152dd94968dffbb89
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    /**
773     * Activity Action: Show Device Name Settings.
774     * <p>
775     * In some cases, a matching Activity may not exist, so ensure you safeguard
776     * against this.
777     *
778     * @hide
779     */
780    @SdkConstant(SdkConstantType.ACTIVITY_INTENT_ACTION)
781    public static final String DEVICE_NAME_SETTINGS = "android.settings.DEVICE_NAME";
782
783    /**
784     * Activity Action: Show pairing settings.
785     * <p>
786     * In some cases, a matching Activity may not exist, so ensure you safeguard
787     * against this.
788     *
789     * @hide
790     */
791    @SdkConstant(SdkConstantType.ACTIVITY_INTENT_ACTION)
792    public static final String ACTION_PAIRING_SETTINGS = "android.settings.PAIRING_SETTINGS";
793
794    /**
795     * Activity Action: Show battery saver settings.
796     *
797     * @hide
798     */
799    @SdkConstant(SdkConstantType.ACTIVITY_INTENT_ACTION)
800    public static final String ACTION_BATTERY_SAVER_SETTINGS
801            = "android.settings.BATTERY_SAVER_SETTINGS";
802
803    // End of Intent actions for Settings
804
805    /**
806     * @hide - Private call() method on SettingsProvider to read from 'system' table.
807     */
808    public static final String CALL_METHOD_GET_SYSTEM = "GET_system";
809
810    /**
811     * @hide - Private call() method on SettingsProvider to read from 'secure' table.
812     */
813    public static final String CALL_METHOD_GET_SECURE = "GET_secure";
814
815    /**
816     * @hide - Private call() method on SettingsProvider to read from 'global' table.
817     */
818    public static final String CALL_METHOD_GET_GLOBAL = "GET_global";
819
820    /**
821     * @hide - User handle argument extra to the fast-path call()-based requests
822     */
823    public static final String CALL_METHOD_USER_KEY = "_user";
824
825    /** @hide - Private call() method to write to 'system' table */
826    public static final String CALL_METHOD_PUT_SYSTEM = "PUT_system";
827
828    /** @hide - Private call() method to write to 'secure' table */
829    public static final String CALL_METHOD_PUT_SECURE = "PUT_secure";
830
831    /** @hide - Private call() method to write to 'global' table */
832    public static final String CALL_METHOD_PUT_GLOBAL= "PUT_global";
833
834    /**
835     * Activity Extra: Limit available options in launched activity based on the given authority.
836     * <p>
837     * This can be passed as an extra field in an Activity Intent with one or more syncable content
838     * provider's authorities as a String[]. This field is used by some intents to alter the
839     * behavior of the called activity.
840     * <p>
841     * Example: The {@link #ACTION_ADD_ACCOUNT} intent restricts the account types available based
842     * on the authority given.
843     */
844    public static final String EXTRA_AUTHORITIES = "authorities";
845
846    /**
847     * Activity Extra: Limit available options in launched activity based on the given account
848     * types.
849     * <p>
850     * This can be passed as an extra field in an Activity Intent with one or more account types
851     * as a String[]. This field is used by some intents to alter the behavior of the called
852     * activity.
853     * <p>
854     * Example: The {@link #ACTION_ADD_ACCOUNT} intent restricts the account types to the specified
855     * list.
856     */
857    public static final String EXTRA_ACCOUNT_TYPES = "account_types";
858
859    public static final String EXTRA_INPUT_METHOD_ID = "input_method_id";
860
861    private static final String JID_RESOURCE_PREFIX = "android";
862
863    public static final String AUTHORITY = "settings";
864
865    private static final String TAG = "Settings";
866    private static final boolean LOCAL_LOGV = false;
867
868    // Lock ensures that when enabling/disabling the master location switch, we don't end up
869    // with a partial enable/disable state in multi-threaded situations.
870    private static final Object mLocationSettingsLock = new Object();
871
872    public static class SettingNotFoundException extends AndroidException {
873        public SettingNotFoundException(String msg) {
874            super(msg);
875        }
876    }
877
878    /**
879     * Common base for tables of name/value settings.
880     */
881    public static class NameValueTable implements BaseColumns {
882        public static final String NAME = "name";
883        public static final String VALUE = "value";
884
885        protected static boolean putString(ContentResolver resolver, Uri uri,
886                String name, String value) {
887            // The database will take care of replacing duplicates.
888            try {
889                ContentValues values = new ContentValues();
890                values.put(NAME, name);
891                values.put(VALUE, value);
892                resolver.insert(uri, values);
893                return true;
894            } catch (SQLException e) {
895                Log.w(TAG, "Can't set key " + name + " in " + uri, e);
896                return false;
897            }
898        }
899
900        public static Uri getUriFor(Uri uri, String name) {
901            return Uri.withAppendedPath(uri, name);
902        }
903    }
904
905    // Thread-safe.
906    private static class NameValueCache {
907        private final String mVersionSystemProperty;
908        private final Uri mUri;
909
910        private static final String[] SELECT_VALUE =
911            new String[] { Settings.NameValueTable.VALUE };
912        private static final String NAME_EQ_PLACEHOLDER = "name=?";
913
914        // Must synchronize on 'this' to access mValues and mValuesVersion.
915        private final HashMap<String, String> mValues = new HashMap<String, String>();
916        private long mValuesVersion = 0;
917
918        // Initially null; set lazily and held forever.  Synchronized on 'this'.
919        private IContentProvider mContentProvider = null;
920
921        // The method we'll call (or null, to not use) on the provider
922        // for the fast path of retrieving settings.
923        private final String mCallGetCommand;
924        private final String mCallSetCommand;
925
926        public NameValueCache(String versionSystemProperty, Uri uri,
927                String getCommand, String setCommand) {
928            mVersionSystemProperty = versionSystemProperty;
929            mUri = uri;
930            mCallGetCommand = getCommand;
931            mCallSetCommand = setCommand;
932        }
933
934        private IContentProvider lazyGetProvider(ContentResolver cr) {
935            IContentProvider cp = null;
936            synchronized (this) {
937                cp = mContentProvider;
938                if (cp == null) {
939                    cp = mContentProvider = cr.acquireProvider(mUri.getAuthority());
940                }
941            }
942            return cp;
943        }
944
945        public boolean putStringForUser(ContentResolver cr, String name, String value,
946                final int userHandle) {
947            try {
948                Bundle arg = new Bundle();
949                arg.putString(Settings.NameValueTable.VALUE, value);
950                arg.putInt(CALL_METHOD_USER_KEY, userHandle);
951                IContentProvider cp = lazyGetProvider(cr);
952                cp.call(cr.getPackageName(), mCallSetCommand, name, arg);
953            } catch (RemoteException e) {
954                Log.w(TAG, "Can't set key " + name + " in " + mUri, e);
955                return false;
956            }
957            return true;
958        }
959
960        public String getStringForUser(ContentResolver cr, String name, final int userHandle) {
961            final boolean isSelf = (userHandle == UserHandle.myUserId());
962            if (isSelf) {
963                long newValuesVersion = SystemProperties.getLong(mVersionSystemProperty, 0);
964
965                // Our own user's settings data uses a client-side cache
966                synchronized (this) {
967                    if (mValuesVersion != newValuesVersion) {
968                        if (LOCAL_LOGV || false) {
969                            Log.v(TAG, "invalidate [" + mUri.getLastPathSegment() + "]: current "
970                                    + newValuesVersion + " != cached " + mValuesVersion);
971                        }
972
973                        mValues.clear();
974                        mValuesVersion = newValuesVersion;
975                    }
976
977                    if (mValues.containsKey(name)) {
978                        return mValues.get(name);  // Could be null, that's OK -- negative caching
979                    }
980                }
981            } else {
982                if (LOCAL_LOGV) Log.v(TAG, "get setting for user " + userHandle
983                        + " by user " + UserHandle.myUserId() + " so skipping cache");
984            }
985
986            IContentProvider cp = lazyGetProvider(cr);
987
988            // Try the fast path first, not using query().  If this
989            // fails (alternate Settings provider that doesn't support
990            // this interface?) then we fall back to the query/table
991            // interface.
992            if (mCallGetCommand != null) {
993                try {
994                    Bundle args = null;
995                    if (!isSelf) {
996                        args = new Bundle();
997                        args.putInt(CALL_METHOD_USER_KEY, userHandle);
998                    }
999                    Bundle b = cp.call(cr.getPackageName(), mCallGetCommand, name, args);
1000                    if (b != null) {
1001                        String value = b.getPairValue();
1002                        // Don't update our cache for reads of other users' data
1003                        if (isSelf) {
1004                            synchronized (this) {
1005                                mValues.put(name, value);
1006                            }
1007                        } else {
1008                            if (LOCAL_LOGV) Log.i(TAG, "call-query of user " + userHandle
1009                                    + " by " + UserHandle.myUserId()
1010                                    + " so not updating cache");
1011                        }
1012                        return value;
1013                    }
1014                    // If the response Bundle is null, we fall through
1015                    // to the query interface below.
1016                } catch (RemoteException e) {
1017                    // Not supported by the remote side?  Fall through
1018                    // to query().
1019                }
1020            }
1021
1022            Cursor c = null;
1023            try {
1024                c = cp.query(cr.getPackageName(), mUri, SELECT_VALUE, NAME_EQ_PLACEHOLDER,
1025                             new String[]{name}, null, null);
1026                if (c == null) {
1027                    Log.w(TAG, "Can't get key " + name + " from " + mUri);
1028                    return null;
1029                }
1030
1031                String value = c.moveToNext() ? c.getString(0) : null;
1032                synchronized (this) {
1033                    mValues.put(name, value);
1034                }
1035                if (LOCAL_LOGV) {
1036                    Log.v(TAG, "cache miss [" + mUri.getLastPathSegment() + "]: " +
1037                            name + " = " + (value == null ? "(null)" : value));
1038                }
1039                return value;
1040            } catch (RemoteException e) {
1041                Log.w(TAG, "Can't get key " + name + " from " + mUri, e);
1042                return null;  // Return null, but don't cache it.
1043            } finally {
1044                if (c != null) c.close();
1045            }
1046        }
1047    }
1048
1049    /**
1050     * System settings, containing miscellaneous system preferences.  This
1051     * table holds simple name/value pairs.  There are convenience
1052     * functions for accessing individual settings entries.
1053     */
1054    public static final class System extends NameValueTable {
1055        public static final String SYS_PROP_SETTING_VERSION = "sys.settings_system_version";
1056
1057        /**
1058         * The content:// style URL for this table
1059         */
1060        public static final Uri CONTENT_URI =
1061            Uri.parse("content://" + AUTHORITY + "/system");
1062
1063        private static final NameValueCache sNameValueCache = new NameValueCache(
1064                SYS_PROP_SETTING_VERSION,
1065                CONTENT_URI,
1066                CALL_METHOD_GET_SYSTEM,
1067                CALL_METHOD_PUT_SYSTEM);
1068
1069        private static final HashSet<String> MOVED_TO_SECURE;
1070        static {
1071            MOVED_TO_SECURE = new HashSet<String>(30);
1072            MOVED_TO_SECURE.add(Secure.ANDROID_ID);
1073            MOVED_TO_SECURE.add(Secure.HTTP_PROXY);
1074            MOVED_TO_SECURE.add(Secure.LOCATION_PROVIDERS_ALLOWED);
1075            MOVED_TO_SECURE.add(Secure.LOCK_BIOMETRIC_WEAK_FLAGS);
1076            MOVED_TO_SECURE.add(Secure.LOCK_PATTERN_ENABLED);
1077            MOVED_TO_SECURE.add(Secure.LOCK_PATTERN_VISIBLE);
1078            MOVED_TO_SECURE.add(Secure.LOCK_PATTERN_TACTILE_FEEDBACK_ENABLED);
1079            MOVED_TO_SECURE.add(Secure.LOGGING_ID);
1080            MOVED_TO_SECURE.add(Secure.PARENTAL_CONTROL_ENABLED);
1081            MOVED_TO_SECURE.add(Secure.PARENTAL_CONTROL_LAST_UPDATE);
1082            MOVED_TO_SECURE.add(Secure.PARENTAL_CONTROL_REDIRECT_URL);
1083            MOVED_TO_SECURE.add(Secure.SETTINGS_CLASSNAME);
1084            MOVED_TO_SECURE.add(Secure.USE_GOOGLE_MAIL);
1085            MOVED_TO_SECURE.add(Secure.WIFI_NETWORKS_AVAILABLE_NOTIFICATION_ON);
1086            MOVED_TO_SECURE.add(Secure.WIFI_NETWORKS_AVAILABLE_REPEAT_DELAY);
1087            MOVED_TO_SECURE.add(Secure.WIFI_NUM_OPEN_NETWORKS_KEPT);
1088            MOVED_TO_SECURE.add(Secure.WIFI_ON);
1089            MOVED_TO_SECURE.add(Secure.WIFI_WATCHDOG_ACCEPTABLE_PACKET_LOSS_PERCENTAGE);
1090            MOVED_TO_SECURE.add(Secure.WIFI_WATCHDOG_AP_COUNT);
1091            MOVED_TO_SECURE.add(Secure.WIFI_WATCHDOG_BACKGROUND_CHECK_DELAY_MS);
1092            MOVED_TO_SECURE.add(Secure.WIFI_WATCHDOG_BACKGROUND_CHECK_ENABLED);
1093            MOVED_TO_SECURE.add(Secure.WIFI_WATCHDOG_BACKGROUND_CHECK_TIMEOUT_MS);
1094            MOVED_TO_SECURE.add(Secure.WIFI_WATCHDOG_INITIAL_IGNORED_PING_COUNT);
1095            MOVED_TO_SECURE.add(Secure.WIFI_WATCHDOG_MAX_AP_CHECKS);
1096            MOVED_TO_SECURE.add(Secure.WIFI_WATCHDOG_ON);
1097            MOVED_TO_SECURE.add(Secure.WIFI_WATCHDOG_PING_COUNT);
1098            MOVED_TO_SECURE.add(Secure.WIFI_WATCHDOG_PING_DELAY_MS);
1099            MOVED_TO_SECURE.add(Secure.WIFI_WATCHDOG_PING_TIMEOUT_MS);
1100
1101            // At one time in System, then Global, but now back in Secure
1102            MOVED_TO_SECURE.add(Secure.INSTALL_NON_MARKET_APPS);
1103        }
1104
1105        private static final HashSet<String> MOVED_TO_GLOBAL;
1106        private static final HashSet<String> MOVED_TO_SECURE_THEN_GLOBAL;
1107        static {
1108            MOVED_TO_GLOBAL = new HashSet<String>();
1109            MOVED_TO_SECURE_THEN_GLOBAL = new HashSet<String>();
1110
1111            // these were originally in system but migrated to secure in the past,
1112            // so are duplicated in the Secure.* namespace
1113            MOVED_TO_SECURE_THEN_GLOBAL.add(Global.ADB_ENABLED);
1114            MOVED_TO_SECURE_THEN_GLOBAL.add(Global.BLUETOOTH_ON);
1115            MOVED_TO_SECURE_THEN_GLOBAL.add(Global.DATA_ROAMING);
1116            MOVED_TO_SECURE_THEN_GLOBAL.add(Global.DEVICE_PROVISIONED);
1117            MOVED_TO_SECURE_THEN_GLOBAL.add(Global.USB_MASS_STORAGE_ENABLED);
1118            MOVED_TO_SECURE_THEN_GLOBAL.add(Global.HTTP_PROXY);
1119
1120            // these are moving directly from system to global
1121            MOVED_TO_GLOBAL.add(Settings.Global.AIRPLANE_MODE_ON);
1122            MOVED_TO_GLOBAL.add(Settings.Global.AIRPLANE_MODE_RADIOS);
1123            MOVED_TO_GLOBAL.add(Settings.Global.AIRPLANE_MODE_TOGGLEABLE_RADIOS);
1124            MOVED_TO_GLOBAL.add(Settings.Global.AUTO_TIME);
1125            MOVED_TO_GLOBAL.add(Settings.Global.AUTO_TIME_ZONE);
1126            MOVED_TO_GLOBAL.add(Settings.Global.CAR_DOCK_SOUND);
1127            MOVED_TO_GLOBAL.add(Settings.Global.CAR_UNDOCK_SOUND);
1128            MOVED_TO_GLOBAL.add(Settings.Global.DESK_DOCK_SOUND);
1129            MOVED_TO_GLOBAL.add(Settings.Global.DESK_UNDOCK_SOUND);
1130            MOVED_TO_GLOBAL.add(Settings.Global.DOCK_SOUNDS_ENABLED);
1131            MOVED_TO_GLOBAL.add(Settings.Global.LOCK_SOUND);
1132            MOVED_TO_GLOBAL.add(Settings.Global.UNLOCK_SOUND);
1133            MOVED_TO_GLOBAL.add(Settings.Global.LOW_BATTERY_SOUND);
1134            MOVED_TO_GLOBAL.add(Settings.Global.POWER_SOUNDS_ENABLED);
1135            MOVED_TO_GLOBAL.add(Settings.Global.STAY_ON_WHILE_PLUGGED_IN);
1136            MOVED_TO_GLOBAL.add(Settings.Global.WIFI_SLEEP_POLICY);
1137            MOVED_TO_GLOBAL.add(Settings.Global.MODE_RINGER);
1138            MOVED_TO_GLOBAL.add(Settings.Global.WINDOW_ANIMATION_SCALE);
1139            MOVED_TO_GLOBAL.add(Settings.Global.TRANSITION_ANIMATION_SCALE);
1140            MOVED_TO_GLOBAL.add(Settings.Global.ANIMATOR_DURATION_SCALE);
1141            MOVED_TO_GLOBAL.add(Settings.Global.FANCY_IME_ANIMATIONS);
1142            MOVED_TO_GLOBAL.add(Settings.Global.COMPATIBILITY_MODE);
1143            MOVED_TO_GLOBAL.add(Settings.Global.EMERGENCY_TONE);
1144            MOVED_TO_GLOBAL.add(Settings.Global.CALL_AUTO_RETRY);
1145            MOVED_TO_GLOBAL.add(Settings.Global.DEBUG_APP);
1146            MOVED_TO_GLOBAL.add(Settings.Global.WAIT_FOR_DEBUGGER);
1147            MOVED_TO_GLOBAL.add(Settings.Global.SHOW_PROCESSES);
1148            MOVED_TO_GLOBAL.add(Settings.Global.ALWAYS_FINISH_ACTIVITIES);
1149            MOVED_TO_GLOBAL.add(Settings.Global.TZINFO_UPDATE_CONTENT_URL);
1150            MOVED_TO_GLOBAL.add(Settings.Global.TZINFO_UPDATE_METADATA_URL);
1151            MOVED_TO_GLOBAL.add(Settings.Global.SELINUX_UPDATE_CONTENT_URL);
1152            MOVED_TO_GLOBAL.add(Settings.Global.SELINUX_UPDATE_METADATA_URL);
1153            MOVED_TO_GLOBAL.add(Settings.Global.SMS_SHORT_CODES_UPDATE_CONTENT_URL);
1154            MOVED_TO_GLOBAL.add(Settings.Global.SMS_SHORT_CODES_UPDATE_METADATA_URL);
1155            MOVED_TO_GLOBAL.add(Settings.Global.CERT_PIN_UPDATE_CONTENT_URL);
1156            MOVED_TO_GLOBAL.add(Settings.Global.CERT_PIN_UPDATE_METADATA_URL);
1157        }
1158
1159        /** @hide */
1160        public static void getMovedKeys(HashSet<String> outKeySet) {
1161            outKeySet.addAll(MOVED_TO_GLOBAL);
1162            outKeySet.addAll(MOVED_TO_SECURE_THEN_GLOBAL);
1163        }
1164
1165        /** @hide */
1166        public static void getNonLegacyMovedKeys(HashSet<String> outKeySet) {
1167            outKeySet.addAll(MOVED_TO_GLOBAL);
1168        }
1169
1170        /**
1171         * Look up a name in the database.
1172         * @param resolver to access the database with
1173         * @param name to look up in the table
1174         * @return the corresponding value, or null if not present
1175         */
1176        public static String getString(ContentResolver resolver, String name) {
1177            return getStringForUser(resolver, name, UserHandle.myUserId());
1178        }
1179
1180        /** @hide */
1181        public static String getStringForUser(ContentResolver resolver, String name,
1182                int userHandle) {
1183            if (MOVED_TO_SECURE.contains(name)) {
1184                Log.w(TAG, "Setting " + name + " has moved from android.provider.Settings.System"
1185                        + " to android.provider.Settings.Secure, returning read-only value.");
1186                return Secure.getStringForUser(resolver, name, userHandle);
1187            }
1188            if (MOVED_TO_GLOBAL.contains(name) || MOVED_TO_SECURE_THEN_GLOBAL.contains(name)) {
1189                Log.w(TAG, "Setting " + name + " has moved from android.provider.Settings.System"
1190                        + " to android.provider.Settings.Global, returning read-only value.");
1191                return Global.getStringForUser(resolver, name, userHandle);
1192            }
1193            return sNameValueCache.getStringForUser(resolver, name, userHandle);
1194        }
1195
1196        /**
1197         * Store a name/value pair into the database.
1198         * @param resolver to access the database with
1199         * @param name to store
1200         * @param value to associate with the name
1201         * @return true if the value was set, false on database errors
1202         */
1203        public static boolean putString(ContentResolver resolver, String name, String value) {
1204            return putStringForUser(resolver, name, value, UserHandle.myUserId());
1205        }
1206
1207        /** @hide */
1208        public static boolean putStringForUser(ContentResolver resolver, String name, String value,
1209                int userHandle) {
1210            if (MOVED_TO_SECURE.contains(name)) {
1211                Log.w(TAG, "Setting " + name + " has moved from android.provider.Settings.System"
1212                        + " to android.provider.Settings.Secure, value is unchanged.");
1213                return false;
1214            }
1215            if (MOVED_TO_GLOBAL.contains(name) || MOVED_TO_SECURE_THEN_GLOBAL.contains(name)) {
1216                Log.w(TAG, "Setting " + name + " has moved from android.provider.Settings.System"
1217                        + " to android.provider.Settings.Global, value is unchanged.");
1218                return false;
1219            }
1220            return sNameValueCache.putStringForUser(resolver, name, value, userHandle);
1221        }
1222
1223        /**
1224         * Construct the content URI for a particular name/value pair,
1225         * useful for monitoring changes with a ContentObserver.
1226         * @param name to look up in the table
1227         * @return the corresponding content URI, or null if not present
1228         */
1229        public static Uri getUriFor(String name) {
1230            if (MOVED_TO_SECURE.contains(name)) {
1231                Log.w(TAG, "Setting " + name + " has moved from android.provider.Settings.System"
1232                    + " to android.provider.Settings.Secure, returning Secure URI.");
1233                return Secure.getUriFor(Secure.CONTENT_URI, name);
1234            }
1235            if (MOVED_TO_GLOBAL.contains(name) || MOVED_TO_SECURE_THEN_GLOBAL.contains(name)) {
1236                Log.w(TAG, "Setting " + name + " has moved from android.provider.Settings.System"
1237                        + " to android.provider.Settings.Global, returning read-only global URI.");
1238                return Global.getUriFor(Global.CONTENT_URI, name);
1239            }
1240            return getUriFor(CONTENT_URI, name);
1241        }
1242
1243        /**
1244         * Convenience function for retrieving a single system settings value
1245         * as an integer.  Note that internally setting values are always
1246         * stored as strings; this function converts the string to an integer
1247         * for you.  The default value will be returned if the setting is
1248         * not defined or not an integer.
1249         *
1250         * @param cr The ContentResolver to access.
1251         * @param name The name of the setting to retrieve.
1252         * @param def Value to return if the setting is not defined.
1253         *
1254         * @return The setting's current value, or 'def' if it is not defined
1255         * or not a valid integer.
1256         */
1257        public static int getInt(ContentResolver cr, String name, int def) {
1258            return getIntForUser(cr, name, def, UserHandle.myUserId());
1259        }
1260
1261        /** @hide */
1262        public static int getIntForUser(ContentResolver cr, String name, int def, int userHandle) {
1263            String v = getStringForUser(cr, name, userHandle);
1264            try {
1265                return v != null ? Integer.parseInt(v) : def;
1266            } catch (NumberFormatException e) {
1267                return def;
1268            }
1269        }
1270
1271        /**
1272         * Convenience function for retrieving a single system settings value
1273         * as an integer.  Note that internally setting values are always
1274         * stored as strings; this function converts the string to an integer
1275         * for you.
1276         * <p>
1277         * This version does not take a default value.  If the setting has not
1278         * been set, or the string value is not a number,
1279         * it throws {@link SettingNotFoundException}.
1280         *
1281         * @param cr The ContentResolver to access.
1282         * @param name The name of the setting to retrieve.
1283         *
1284         * @throws SettingNotFoundException Thrown if a setting by the given
1285         * name can't be found or the setting value is not an integer.
1286         *
1287         * @return The setting's current value.
1288         */
1289        public static int getInt(ContentResolver cr, String name)
1290                throws SettingNotFoundException {
1291            return getIntForUser(cr, name, UserHandle.myUserId());
1292        }
1293
1294        /** @hide */
1295        public static int getIntForUser(ContentResolver cr, String name, int userHandle)
1296                throws SettingNotFoundException {
1297            String v = getStringForUser(cr, name, userHandle);
1298            try {
1299                return Integer.parseInt(v);
1300            } catch (NumberFormatException e) {
1301                throw new SettingNotFoundException(name);
1302            }
1303        }
1304
1305        /**
1306         * Convenience function for updating a single settings value as an
1307         * integer. This will either create a new entry in the table if the
1308         * given name does not exist, or modify the value of the existing row
1309         * with that name.  Note that internally setting values are always
1310         * stored as strings, so this function converts the given value to a
1311         * string before storing it.
1312         *
1313         * @param cr The ContentResolver to access.
1314         * @param name The name of the setting to modify.
1315         * @param value The new value for the setting.
1316         * @return true if the value was set, false on database errors
1317         */
1318        public static boolean putInt(ContentResolver cr, String name, int value) {
1319            return putIntForUser(cr, name, value, UserHandle.myUserId());
1320        }
1321
1322        /** @hide */
1323        public static boolean putIntForUser(ContentResolver cr, String name, int value,
1324                int userHandle) {
1325            return putStringForUser(cr, name, Integer.toString(value), userHandle);
1326        }
1327
1328        /**
1329         * Convenience function for retrieving a single system settings value
1330         * as a {@code long}.  Note that internally setting values are always
1331         * stored as strings; this function converts the string to a {@code long}
1332         * for you.  The default value will be returned if the setting is
1333         * not defined or not a {@code long}.
1334         *
1335         * @param cr The ContentResolver to access.
1336         * @param name The name of the setting to retrieve.
1337         * @param def Value to return if the setting is not defined.
1338         *
1339         * @return The setting's current value, or 'def' if it is not defined
1340         * or not a valid {@code long}.
1341         */
1342        public static long getLong(ContentResolver cr, String name, long def) {
1343            return getLongForUser(cr, name, def, UserHandle.myUserId());
1344        }
1345
1346        /** @hide */
1347        public static long getLongForUser(ContentResolver cr, String name, long def,
1348                int userHandle) {
1349            String valString = getStringForUser(cr, name, userHandle);
1350            long value;
1351            try {
1352                value = valString != null ? Long.parseLong(valString) : def;
1353            } catch (NumberFormatException e) {
1354                value = def;
1355            }
1356            return value;
1357        }
1358
1359        /**
1360         * Convenience function for retrieving a single system settings value
1361         * as a {@code long}.  Note that internally setting values are always
1362         * stored as strings; this function converts the string to a {@code long}
1363         * for you.
1364         * <p>
1365         * This version does not take a default value.  If the setting has not
1366         * been set, or the string value is not a number,
1367         * it throws {@link SettingNotFoundException}.
1368         *
1369         * @param cr The ContentResolver to access.
1370         * @param name The name of the setting to retrieve.
1371         *
1372         * @return The setting's current value.
1373         * @throws SettingNotFoundException Thrown if a setting by the given
1374         * name can't be found or the setting value is not an integer.
1375         */
1376        public static long getLong(ContentResolver cr, String name)
1377                throws SettingNotFoundException {
1378            return getLongForUser(cr, name, UserHandle.myUserId());
1379        }
1380
1381        /** @hide */
1382        public static long getLongForUser(ContentResolver cr, String name, int userHandle)
1383                throws SettingNotFoundException {
1384            String valString = getStringForUser(cr, name, userHandle);
1385            try {
1386                return Long.parseLong(valString);
1387            } catch (NumberFormatException e) {
1388                throw new SettingNotFoundException(name);
1389            }
1390        }
1391
1392        /**
1393         * Convenience function for updating a single settings value as a long
1394         * integer. This will either create a new entry in the table if the
1395         * given name does not exist, or modify the value of the existing row
1396         * with that name.  Note that internally setting values are always
1397         * stored as strings, so this function converts the given value to a
1398         * string before storing it.
1399         *
1400         * @param cr The ContentResolver to access.
1401         * @param name The name of the setting to modify.
1402         * @param value The new value for the setting.
1403         * @return true if the value was set, false on database errors
1404         */
1405        public static boolean putLong(ContentResolver cr, String name, long value) {
1406            return putLongForUser(cr, name, value, UserHandle.myUserId());
1407        }
1408
1409        /** @hide */
1410        public static boolean putLongForUser(ContentResolver cr, String name, long value,
1411                int userHandle) {
1412            return putStringForUser(cr, name, Long.toString(value), userHandle);
1413        }
1414
1415        /**
1416         * Convenience function for retrieving a single system settings value
1417         * as a floating point number.  Note that internally setting values are
1418         * always stored as strings; this function converts the string to an
1419         * float for you. The default value will be returned if the setting
1420         * is not defined or not a valid float.
1421         *
1422         * @param cr The ContentResolver to access.
1423         * @param name The name of the setting to retrieve.
1424         * @param def Value to return if the setting is not defined.
1425         *
1426         * @return The setting's current value, or 'def' if it is not defined
1427         * or not a valid float.
1428         */
1429        public static float getFloat(ContentResolver cr, String name, float def) {
1430            return getFloatForUser(cr, name, def, UserHandle.myUserId());
1431        }
1432
1433        /** @hide */
1434        public static float getFloatForUser(ContentResolver cr, String name, float def,
1435                int userHandle) {
1436            String v = getStringForUser(cr, name, userHandle);
1437            try {
1438                return v != null ? Float.parseFloat(v) : def;
1439            } catch (NumberFormatException e) {
1440                return def;
1441            }
1442        }
1443
1444        /**
1445         * Convenience function for retrieving a single system settings value
1446         * as a float.  Note that internally setting values are always
1447         * stored as strings; this function converts the string to a float
1448         * for you.
1449         * <p>
1450         * This version does not take a default value.  If the setting has not
1451         * been set, or the string value is not a number,
1452         * it throws {@link SettingNotFoundException}.
1453         *
1454         * @param cr The ContentResolver to access.
1455         * @param name The name of the setting to retrieve.
1456         *
1457         * @throws SettingNotFoundException Thrown if a setting by the given
1458         * name can't be found or the setting value is not a float.
1459         *
1460         * @return The setting's current value.
1461         */
1462        public static float getFloat(ContentResolver cr, String name)
1463                throws SettingNotFoundException {
1464            return getFloatForUser(cr, name, UserHandle.myUserId());
1465        }
1466
1467        /** @hide */
1468        public static float getFloatForUser(ContentResolver cr, String name, int userHandle)
1469                throws SettingNotFoundException {
1470            String v = getStringForUser(cr, name, userHandle);
1471            if (v == null) {
1472                throw new SettingNotFoundException(name);
1473            }
1474            try {
1475                return Float.parseFloat(v);
1476            } catch (NumberFormatException e) {
1477                throw new SettingNotFoundException(name);
1478            }
1479        }
1480
1481        /**
1482         * Convenience function for updating a single settings value as a
1483         * floating point number. This will either create a new entry in the
1484         * table if the given name does not exist, or modify the value of the
1485         * existing row with that name.  Note that internally setting values
1486         * are always stored as strings, so this function converts the given
1487         * value to a string before storing it.
1488         *
1489         * @param cr The ContentResolver to access.
1490         * @param name The name of the setting to modify.
1491         * @param value The new value for the setting.
1492         * @return true if the value was set, false on database errors
1493         */
1494        public static boolean putFloat(ContentResolver cr, String name, float value) {
1495            return putFloatForUser(cr, name, value, UserHandle.myUserId());
1496        }
1497
1498        /** @hide */
1499        public static boolean putFloatForUser(ContentResolver cr, String name, float value,
1500                int userHandle) {
1501            return putStringForUser(cr, name, Float.toString(value), userHandle);
1502        }
1503
1504        /**
1505         * Convenience function to read all of the current
1506         * configuration-related settings into a
1507         * {@link Configuration} object.
1508         *
1509         * @param cr The ContentResolver to access.
1510         * @param outConfig Where to place the configuration settings.
1511         */
1512        public static void getConfiguration(ContentResolver cr, Configuration outConfig) {
1513            getConfigurationForUser(cr, outConfig, UserHandle.myUserId());
1514        }
1515
1516        /** @hide */
1517        public static void getConfigurationForUser(ContentResolver cr, Configuration outConfig,
1518                int userHandle) {
1519            outConfig.fontScale = Settings.System.getFloatForUser(
1520                cr, FONT_SCALE, outConfig.fontScale, userHandle);
1521            if (outConfig.fontScale < 0) {
1522                outConfig.fontScale = 1;
1523            }
1524        }
1525
1526        /**
1527         * @hide Erase the fields in the Configuration that should be applied
1528         * by the settings.
1529         */
1530        public static void clearConfiguration(Configuration inoutConfig) {
1531            inoutConfig.fontScale = 0;
1532        }
1533
1534        /**
1535         * Convenience function to write a batch of configuration-related
1536         * settings from a {@link Configuration} object.
1537         *
1538         * @param cr The ContentResolver to access.
1539         * @param config The settings to write.
1540         * @return true if the values were set, false on database errors
1541         */
1542        public static boolean putConfiguration(ContentResolver cr, Configuration config) {
1543            return putConfigurationForUser(cr, config, UserHandle.myUserId());
1544        }
1545
1546        /** @hide */
1547        public static boolean putConfigurationForUser(ContentResolver cr, Configuration config,
1548                int userHandle) {
1549            return Settings.System.putFloatForUser(cr, FONT_SCALE, config.fontScale, userHandle);
1550        }
1551
1552        /** @hide */
1553        public static boolean hasInterestingConfigurationChanges(int changes) {
1554            return (changes&ActivityInfo.CONFIG_FONT_SCALE) != 0;
1555        }
1556
1557        /** @deprecated - Do not use */
1558        @Deprecated
1559        public static boolean getShowGTalkServiceStatus(ContentResolver cr) {
1560            return getShowGTalkServiceStatusForUser(cr, UserHandle.myUserId());
1561        }
1562
1563        /**
1564         * @hide
1565         * @deprecated - Do not use
1566         */
1567        public static boolean getShowGTalkServiceStatusForUser(ContentResolver cr,
1568                int userHandle) {
1569            return getIntForUser(cr, SHOW_GTALK_SERVICE_STATUS, 0, userHandle) != 0;
1570        }
1571
1572        /** @deprecated - Do not use */
1573        @Deprecated
1574        public static void setShowGTalkServiceStatus(ContentResolver cr, boolean flag) {
1575            setShowGTalkServiceStatusForUser(cr, flag, UserHandle.myUserId());
1576        }
1577
1578        /**
1579         * @hide
1580         * @deprecated - Do not use
1581         */
1582        @Deprecated
1583        public static void setShowGTalkServiceStatusForUser(ContentResolver cr, boolean flag,
1584                int userHandle) {
1585            putIntForUser(cr, SHOW_GTALK_SERVICE_STATUS, flag ? 1 : 0, userHandle);
1586        }
1587
1588        /**
1589         * @deprecated Use {@link android.provider.Settings.Global#STAY_ON_WHILE_PLUGGED_IN} instead
1590         */
1591        @Deprecated
1592        public static final String STAY_ON_WHILE_PLUGGED_IN = Global.STAY_ON_WHILE_PLUGGED_IN;
1593
1594        /**
1595         * What happens when the user presses the end call button if they're not
1596         * on a call.<br/>
1597         * <b>Values:</b><br/>
1598         * 0 - The end button does nothing.<br/>
1599         * 1 - The end button goes to the home screen.<br/>
1600         * 2 - The end button puts the device to sleep and locks the keyguard.<br/>
1601         * 3 - The end button goes to the home screen.  If the user is already on the
1602         * home screen, it puts the device to sleep.
1603         */
1604        public static final String END_BUTTON_BEHAVIOR = "end_button_behavior";
1605
1606        /**
1607         * END_BUTTON_BEHAVIOR value for "go home".
1608         * @hide
1609         */
1610        public static final int END_BUTTON_BEHAVIOR_HOME = 0x1;
1611
1612        /**
1613         * END_BUTTON_BEHAVIOR value for "go to sleep".
1614         * @hide
1615         */
1616        public static final int END_BUTTON_BEHAVIOR_SLEEP = 0x2;
1617
1618        /**
1619         * END_BUTTON_BEHAVIOR default value.
1620         * @hide
1621         */
1622        public static final int END_BUTTON_BEHAVIOR_DEFAULT = END_BUTTON_BEHAVIOR_SLEEP;
1623
1624        /**
1625         * Is advanced settings mode turned on. 0 == no, 1 == yes
1626         * @hide
1627         */
1628        public static final String ADVANCED_SETTINGS = "advanced_settings";
1629
1630        /**
1631         * ADVANCED_SETTINGS default value.
1632         * @hide
1633         */
1634        public static final int ADVANCED_SETTINGS_DEFAULT = 0;
1635
1636        /**
1637         * @deprecated Use {@link android.provider.Settings.Global#AIRPLANE_MODE_ON} instead
1638         */
1639        @Deprecated
1640        public static final String AIRPLANE_MODE_ON = Global.AIRPLANE_MODE_ON;
1641
1642        /**
1643         * @deprecated Use {@link android.provider.Settings.Global#RADIO_BLUETOOTH} instead
1644         */
1645        @Deprecated
1646        public static final String RADIO_BLUETOOTH = Global.RADIO_BLUETOOTH;
1647
1648        /**
1649         * @deprecated Use {@link android.provider.Settings.Global#RADIO_WIFI} instead
1650         */
1651        @Deprecated
1652        public static final String RADIO_WIFI = Global.RADIO_WIFI;
1653
1654        /**
1655         * @deprecated Use {@link android.provider.Settings.Global#RADIO_WIMAX} instead
1656         * {@hide}
1657         */
1658        @Deprecated
1659        public static final String RADIO_WIMAX = Global.RADIO_WIMAX;
1660
1661        /**
1662         * @deprecated Use {@link android.provider.Settings.Global#RADIO_CELL} instead
1663         */
1664        @Deprecated
1665        public static final String RADIO_CELL = Global.RADIO_CELL;
1666
1667        /**
1668         * @deprecated Use {@link android.provider.Settings.Global#RADIO_NFC} instead
1669         */
1670        @Deprecated
1671        public static final String RADIO_NFC = Global.RADIO_NFC;
1672
1673        /**
1674         * @deprecated Use {@link android.provider.Settings.Global#AIRPLANE_MODE_RADIOS} instead
1675         */
1676        @Deprecated
1677        public static final String AIRPLANE_MODE_RADIOS = Global.AIRPLANE_MODE_RADIOS;
1678
1679        /**
1680         * @deprecated Use {@link android.provider.Settings.Global#AIRPLANE_MODE_TOGGLEABLE_RADIOS} instead
1681         *
1682         * {@hide}
1683         */
1684        @Deprecated
1685        public static final String AIRPLANE_MODE_TOGGLEABLE_RADIOS =
1686                Global.AIRPLANE_MODE_TOGGLEABLE_RADIOS;
1687
1688        /**
1689         * @deprecated Use {@link android.provider.Settings.Global#WIFI_SLEEP_POLICY} instead
1690         */
1691        @Deprecated
1692        public static final String WIFI_SLEEP_POLICY = Global.WIFI_SLEEP_POLICY;
1693
1694        /**
1695         * @deprecated Use {@link android.provider.Settings.Global#WIFI_SLEEP_POLICY_DEFAULT} instead
1696         */
1697        @Deprecated
1698        public static final int WIFI_SLEEP_POLICY_DEFAULT = Global.WIFI_SLEEP_POLICY_DEFAULT;
1699
1700        /**
1701         * @deprecated Use {@link android.provider.Settings.Global#WIFI_SLEEP_POLICY_NEVER_WHILE_PLUGGED} instead
1702         */
1703        @Deprecated
1704        public static final int WIFI_SLEEP_POLICY_NEVER_WHILE_PLUGGED =
1705                Global.WIFI_SLEEP_POLICY_NEVER_WHILE_PLUGGED;
1706
1707        /**
1708         * @deprecated Use {@link android.provider.Settings.Global#WIFI_SLEEP_POLICY_NEVER} instead
1709         */
1710        @Deprecated
1711        public static final int WIFI_SLEEP_POLICY_NEVER = Global.WIFI_SLEEP_POLICY_NEVER;
1712
1713        /**
1714         * @deprecated Use {@link android.provider.Settings.Global#MODE_RINGER} instead
1715         */
1716        @Deprecated
1717        public static final String MODE_RINGER = Global.MODE_RINGER;
1718
1719        /**
1720         * Whether to use static IP and other static network attributes.
1721         * <p>
1722         * Set to 1 for true and 0 for false.
1723         *
1724         * @deprecated Use {@link WifiManager} instead
1725         */
1726        @Deprecated
1727        public static final String WIFI_USE_STATIC_IP = "wifi_use_static_ip";
1728
1729        /**
1730         * The static IP address.
1731         * <p>
1732         * Example: "192.168.1.51"
1733         *
1734         * @deprecated Use {@link WifiManager} instead
1735         */
1736        @Deprecated
1737        public static final String WIFI_STATIC_IP = "wifi_static_ip";
1738
1739        /**
1740         * If using static IP, the gateway's IP address.
1741         * <p>
1742         * Example: "192.168.1.1"
1743         *
1744         * @deprecated Use {@link WifiManager} instead
1745         */
1746        @Deprecated
1747        public static final String WIFI_STATIC_GATEWAY = "wifi_static_gateway";
1748
1749        /**
1750         * If using static IP, the net mask.
1751         * <p>
1752         * Example: "255.255.255.0"
1753         *
1754         * @deprecated Use {@link WifiManager} instead
1755         */
1756        @Deprecated
1757        public static final String WIFI_STATIC_NETMASK = "wifi_static_netmask";
1758
1759        /**
1760         * If using static IP, the primary DNS's IP address.
1761         * <p>
1762         * Example: "192.168.1.1"
1763         *
1764         * @deprecated Use {@link WifiManager} instead
1765         */
1766        @Deprecated
1767        public static final String WIFI_STATIC_DNS1 = "wifi_static_dns1";
1768
1769        /**
1770         * If using static IP, the secondary DNS's IP address.
1771         * <p>
1772         * Example: "192.168.1.2"
1773         *
1774         * @deprecated Use {@link WifiManager} instead
1775         */
1776        @Deprecated
1777        public static final String WIFI_STATIC_DNS2 = "wifi_static_dns2";
1778
1779
1780        /**
1781         * Determines whether remote devices may discover and/or connect to
1782         * this device.
1783         * <P>Type: INT</P>
1784         * 2 -- discoverable and connectable
1785         * 1 -- connectable but not discoverable
1786         * 0 -- neither connectable nor discoverable
1787         */
1788        public static final String BLUETOOTH_DISCOVERABILITY =
1789            "bluetooth_discoverability";
1790
1791        /**
1792         * Bluetooth discoverability timeout.  If this value is nonzero, then
1793         * Bluetooth becomes discoverable for a certain number of seconds,
1794         * after which is becomes simply connectable.  The value is in seconds.
1795         */
1796        public static final String BLUETOOTH_DISCOVERABILITY_TIMEOUT =
1797            "bluetooth_discoverability_timeout";
1798
1799        /**
1800         * @deprecated Use {@link android.provider.Settings.Secure#LOCK_PATTERN_ENABLED}
1801         * instead
1802         */
1803        @Deprecated
1804        public static final String LOCK_PATTERN_ENABLED = Secure.LOCK_PATTERN_ENABLED;
1805
1806        /**
1807         * @deprecated Use {@link android.provider.Settings.Secure#LOCK_PATTERN_VISIBLE}
1808         * instead
1809         */
1810        @Deprecated
1811        public static final String LOCK_PATTERN_VISIBLE = "lock_pattern_visible_pattern";
1812
1813        /**
1814         * @deprecated Use
1815         * {@link android.provider.Settings.Secure#LOCK_PATTERN_TACTILE_FEEDBACK_ENABLED}
1816         * instead
1817         */
1818        @Deprecated
1819        public static final String LOCK_PATTERN_TACTILE_FEEDBACK_ENABLED =
1820            "lock_pattern_tactile_feedback_enabled";
1821
1822
1823        /**
1824         * A formatted string of the next alarm that is set, or the empty string
1825         * if there is no alarm set.
1826         */
1827        public static final String NEXT_ALARM_FORMATTED = "next_alarm_formatted";
1828
1829        /**
1830         * Scaling factor for fonts, float.
1831         */
1832        public static final String FONT_SCALE = "font_scale";
1833
1834        /**
1835         * Name of an application package to be debugged.
1836         *
1837         * @deprecated Use {@link Global#DEBUG_APP} instead
1838         */
1839        @Deprecated
1840        public static final String DEBUG_APP = Global.DEBUG_APP;
1841
1842        /**
1843         * If 1, when launching DEBUG_APP it will wait for the debugger before
1844         * starting user code.  If 0, it will run normally.
1845         *
1846         * @deprecated Use {@link Global#WAIT_FOR_DEBUGGER} instead
1847         */
1848        @Deprecated
1849        public static final String WAIT_FOR_DEBUGGER = Global.WAIT_FOR_DEBUGGER;
1850
1851        /**
1852         * Whether or not to dim the screen. 0=no  1=yes
1853         * @deprecated This setting is no longer used.
1854         */
1855        @Deprecated
1856        public static final String DIM_SCREEN = "dim_screen";
1857
1858        /**
1859         * The timeout before the screen turns off.
1860         */
1861        public static final String SCREEN_OFF_TIMEOUT = "screen_off_timeout";
1862
1863        /**
1864         * The screen backlight brightness between 0 and 255.
1865         */
1866        public static final String SCREEN_BRIGHTNESS = "screen_brightness";
1867
1868        /**
1869         * Control whether to enable automatic brightness mode.
1870         */
1871        public static final String SCREEN_BRIGHTNESS_MODE = "screen_brightness_mode";
1872
1873        /**
1874         * Adjustment to auto-brightness to make it generally more (>0.0 <1.0)
1875         * or less (<0.0 >-1.0) bright.
1876         * @hide
1877         */
1878        public static final String SCREEN_AUTO_BRIGHTNESS_ADJ = "screen_auto_brightness_adj";
1879
1880        /**
1881         * SCREEN_BRIGHTNESS_MODE value for manual mode.
1882         */
1883        public static final int SCREEN_BRIGHTNESS_MODE_MANUAL = 0;
1884
1885        /**
1886         * SCREEN_BRIGHTNESS_MODE value for automatic mode.
1887         */
1888        public static final int SCREEN_BRIGHTNESS_MODE_AUTOMATIC = 1;
1889
1890        /**
1891         * Control whether the process CPU usage meter should be shown.
1892         *
1893         * @deprecated Use {@link Global#SHOW_PROCESSES} instead
1894         */
1895        @Deprecated
1896        public static final String SHOW_PROCESSES = Global.SHOW_PROCESSES;
1897
1898        /**
1899         * If 1, the activity manager will aggressively finish activities and
1900         * processes as soon as they are no longer needed.  If 0, the normal
1901         * extended lifetime is used.
1902         *
1903         * @deprecated Use {@link Global#ALWAYS_FINISH_ACTIVITIES} instead
1904         */
1905        @Deprecated
1906        public static final String ALWAYS_FINISH_ACTIVITIES = Global.ALWAYS_FINISH_ACTIVITIES;
1907
1908        /**
1909         * Determines which streams are affected by ringer mode changes. The
1910         * stream type's bit should be set to 1 if it should be muted when going
1911         * into an inaudible ringer mode.
1912         */
1913        public static final String MODE_RINGER_STREAMS_AFFECTED = "mode_ringer_streams_affected";
1914
1915         /**
1916          * Determines which streams are affected by mute. The
1917          * stream type's bit should be set to 1 if it should be muted when a mute request
1918          * is received.
1919          */
1920         public static final String MUTE_STREAMS_AFFECTED = "mute_streams_affected";
1921
1922        /**
1923         * Whether vibrate is on for different events. This is used internally,
1924         * changing this value will not change the vibrate. See AudioManager.
1925         */
1926        public static final String VIBRATE_ON = "vibrate_on";
1927
1928        /**
1929         * If 1, redirects the system vibrator to all currently attached input devices
1930         * that support vibration.  If there are no such input devices, then the system
1931         * vibrator is used instead.
1932         * If 0, does not register the system vibrator.
1933         *
1934         * This setting is mainly intended to provide a compatibility mechanism for
1935         * applications that only know about the system vibrator and do not use the
1936         * input device vibrator API.
1937         *
1938         * @hide
1939         */
1940        public static final String VIBRATE_INPUT_DEVICES = "vibrate_input_devices";
1941
1942        /**
1943         * Ringer volume. This is used internally, changing this value will not
1944         * change the volume. See AudioManager.
1945         */
1946        public static final String VOLUME_RING = "volume_ring";
1947
1948        /**
1949         * System/notifications volume. This is used internally, changing this
1950         * value will not change the volume. See AudioManager.
1951         */
1952        public static final String VOLUME_SYSTEM = "volume_system";
1953
1954        /**
1955         * Voice call volume. This is used internally, changing this value will
1956         * not change the volume. See AudioManager.
1957         */
1958        public static final String VOLUME_VOICE = "volume_voice";
1959
1960        /**
1961         * Music/media/gaming volume. This is used internally, changing this
1962         * value will not change the volume. See AudioManager.
1963         */
1964        public static final String VOLUME_MUSIC = "volume_music";
1965
1966        /**
1967         * Alarm volume. This is used internally, changing this
1968         * value will not change the volume. See AudioManager.
1969         */
1970        public static final String VOLUME_ALARM = "volume_alarm";
1971
1972        /**
1973         * Notification volume. This is used internally, changing this
1974         * value will not change the volume. See AudioManager.
1975         */
1976        public static final String VOLUME_NOTIFICATION = "volume_notification";
1977
1978        /**
1979         * Bluetooth Headset volume. This is used internally, changing this value will
1980         * not change the volume. See AudioManager.
1981         */
1982        public static final String VOLUME_BLUETOOTH_SCO = "volume_bluetooth_sco";
1983
1984        /**
1985         * Master volume (float in the range 0.0f to 1.0f).
1986         * @hide
1987         */
1988        public static final String VOLUME_MASTER = "volume_master";
1989
1990        /**
1991         * Master volume mute (int 1 = mute, 0 = not muted).
1992         *
1993         * @hide
1994         */
1995        public static final String VOLUME_MASTER_MUTE = "volume_master_mute";
1996
1997        /**
1998         * Whether the notifications should use the ring volume (value of 1) or
1999         * a separate notification volume (value of 0). In most cases, users
2000         * will have this enabled so the notification and ringer volumes will be
2001         * the same. However, power users can disable this and use the separate
2002         * notification volume control.
2003         * <p>
2004         * Note: This is a one-off setting that will be removed in the future
2005         * when there is profile support. For this reason, it is kept hidden
2006         * from the public APIs.
2007         *
2008         * @hide
2009         * @deprecated
2010         */
2011        @Deprecated
2012        public static final String NOTIFICATIONS_USE_RING_VOLUME =
2013            "notifications_use_ring_volume";
2014
2015        /**
2016         * Whether silent mode should allow vibration feedback. This is used
2017         * internally in AudioService and the Sound settings activity to
2018         * coordinate decoupling of vibrate and silent modes. This setting
2019         * will likely be removed in a future release with support for
2020         * audio/vibe feedback profiles.
2021         *
2022         * Not used anymore. On devices with vibrator, the user explicitly selects
2023         * silent or vibrate mode.
2024         * Kept for use by legacy database upgrade code in DatabaseHelper.
2025         * @hide
2026         */
2027        public static final String VIBRATE_IN_SILENT = "vibrate_in_silent";
2028
2029        /**
2030         * The mapping of stream type (integer) to its setting.
2031         */
2032        public static final String[] VOLUME_SETTINGS = {
2033            VOLUME_VOICE, VOLUME_SYSTEM, VOLUME_RING, VOLUME_MUSIC,
2034            VOLUME_ALARM, VOLUME_NOTIFICATION, VOLUME_BLUETOOTH_SCO
2035        };
2036
2037        /**
2038         * Appended to various volume related settings to record the previous
2039         * values before they the settings were affected by a silent/vibrate
2040         * ringer mode change.
2041         */
2042        public static final String APPEND_FOR_LAST_AUDIBLE = "_last_audible";
2043
2044        /**
2045         * Persistent store for the system-wide default ringtone URI.
2046         * <p>
2047         * If you need to play the default ringtone at any given time, it is recommended
2048         * you give {@link #DEFAULT_RINGTONE_URI} to the media player.  It will resolve
2049         * to the set default ringtone at the time of playing.
2050         *
2051         * @see #DEFAULT_RINGTONE_URI
2052         */
2053        public static final String RINGTONE = "ringtone";
2054
2055        /**
2056         * A {@link Uri} that will point to the current default ringtone at any
2057         * given time.
2058         * <p>
2059         * If the current default ringtone is in the DRM provider and the caller
2060         * does not have permission, the exception will be a
2061         * FileNotFoundException.
2062         */
2063        public static final Uri DEFAULT_RINGTONE_URI = getUriFor(RINGTONE);
2064
2065        /**
2066         * Persistent store for the system-wide default notification sound.
2067         *
2068         * @see #RINGTONE
2069         * @see #DEFAULT_NOTIFICATION_URI
2070         */
2071        public static final String NOTIFICATION_SOUND = "notification_sound";
2072
2073        /**
2074         * A {@link Uri} that will point to the current default notification
2075         * sound at any given time.
2076         *
2077         * @see #DEFAULT_RINGTONE_URI
2078         */
2079        public static final Uri DEFAULT_NOTIFICATION_URI = getUriFor(NOTIFICATION_SOUND);
2080
2081        /**
2082         * Persistent store for the system-wide default alarm alert.
2083         *
2084         * @see #RINGTONE
2085         * @see #DEFAULT_ALARM_ALERT_URI
2086         */
2087        public static final String ALARM_ALERT = "alarm_alert";
2088
2089        /**
2090         * A {@link Uri} that will point to the current default alarm alert at
2091         * any given time.
2092         *
2093         * @see #DEFAULT_ALARM_ALERT_URI
2094         */
2095        public static final Uri DEFAULT_ALARM_ALERT_URI = getUriFor(ALARM_ALERT);
2096
2097        /**
2098         * Persistent store for the system default media button event receiver.
2099         *
2100         * @hide
2101         */
2102        public static final String MEDIA_BUTTON_RECEIVER = "media_button_receiver";
2103
2104        /**
2105         * Setting to enable Auto Replace (AutoText) in text editors. 1 = On, 0 = Off
2106         */
2107        public static final String TEXT_AUTO_REPLACE = "auto_replace";
2108
2109        /**
2110         * Setting to enable Auto Caps in text editors. 1 = On, 0 = Off
2111         */
2112        public static final String TEXT_AUTO_CAPS = "auto_caps";
2113
2114        /**
2115         * Setting to enable Auto Punctuate in text editors. 1 = On, 0 = Off. This
2116         * feature converts two spaces to a "." and space.
2117         */
2118        public static final String TEXT_AUTO_PUNCTUATE = "auto_punctuate";
2119
2120        /**
2121         * Setting to showing password characters in text editors. 1 = On, 0 = Off
2122         */
2123        public static final String TEXT_SHOW_PASSWORD = "show_password";
2124
2125        public static final String SHOW_GTALK_SERVICE_STATUS =
2126                "SHOW_GTALK_SERVICE_STATUS";
2127
2128        /**
2129         * Name of activity to use for wallpaper on the home screen.
2130         *
2131         * @deprecated Use {@link WallpaperManager} instead.
2132         */
2133        @Deprecated
2134        public static final String WALLPAPER_ACTIVITY = "wallpaper_activity";
2135
2136        /**
2137         * @deprecated Use {@link android.provider.Settings.Global#AUTO_TIME}
2138         * instead
2139         */
2140        @Deprecated
2141        public static final String AUTO_TIME = Global.AUTO_TIME;
2142
2143        /**
2144         * @deprecated Use {@link android.provider.Settings.Global#AUTO_TIME_ZONE}
2145         * instead
2146         */
2147        @Deprecated
2148        public static final String AUTO_TIME_ZONE = Global.AUTO_TIME_ZONE;
2149
2150        /**
2151         * Display times as 12 or 24 hours
2152         *   12
2153         *   24
2154         */
2155        public static final String TIME_12_24 = "time_12_24";
2156
2157        /**
2158         * Date format string
2159         *   mm/dd/yyyy
2160         *   dd/mm/yyyy
2161         *   yyyy/mm/dd
2162         */
2163        public static final String DATE_FORMAT = "date_format";
2164
2165        /**
2166         * Whether the setup wizard has been run before (on first boot), or if
2167         * it still needs to be run.
2168         *
2169         * nonzero = it has been run in the past
2170         * 0 = it has not been run in the past
2171         */
2172        public static final String SETUP_WIZARD_HAS_RUN = "setup_wizard_has_run";
2173
2174        /**
2175         * Scaling factor for normal window animations. Setting to 0 will disable window
2176         * animations.
2177         *
2178         * @deprecated Use {@link Global#WINDOW_ANIMATION_SCALE} instead
2179         */
2180        @Deprecated
2181        public static final String WINDOW_ANIMATION_SCALE = Global.WINDOW_ANIMATION_SCALE;
2182
2183        /**
2184         * Scaling factor for activity transition animations. Setting to 0 will disable window
2185         * animations.
2186         *
2187         * @deprecated Use {@link Global#TRANSITION_ANIMATION_SCALE} instead
2188         */
2189        @Deprecated
2190        public static final String TRANSITION_ANIMATION_SCALE = Global.TRANSITION_ANIMATION_SCALE;
2191
2192        /**
2193         * Scaling factor for Animator-based animations. This affects both the start delay and
2194         * duration of all such animations. Setting to 0 will cause animations to end immediately.
2195         * The default value is 1.
2196         *
2197         * @deprecated Use {@link Global#ANIMATOR_DURATION_SCALE} instead
2198         */
2199        @Deprecated
2200        public static final String ANIMATOR_DURATION_SCALE = Global.ANIMATOR_DURATION_SCALE;
2201
2202        /**
2203         * Control whether the accelerometer will be used to change screen
2204         * orientation.  If 0, it will not be used unless explicitly requested
2205         * by the application; if 1, it will be used by default unless explicitly
2206         * disabled by the application.
2207         */
2208        public static final String ACCELEROMETER_ROTATION = "accelerometer_rotation";
2209
2210        /**
2211         * Default screen rotation when no other policy applies.
2212         * When {@link #ACCELEROMETER_ROTATION} is zero and no on-screen Activity expresses a
2213         * preference, this rotation value will be used. Must be one of the
2214         * {@link android.view.Surface#ROTATION_0 Surface rotation constants}.
2215         *
2216         * @see Display#getRotation
2217         */
2218        public static final String USER_ROTATION = "user_rotation";
2219
2220        /**
2221         * Control whether the rotation lock toggle in the System UI should be hidden.
2222         * Typically this is done for accessibility purposes to make it harder for
2223         * the user to accidentally toggle the rotation lock while the display rotation
2224         * has been locked for accessibility.
2225         *
2226         * If 0, then rotation lock toggle is not hidden for accessibility (although it may be
2227         * unavailable for other reasons).  If 1, then the rotation lock toggle is hidden.
2228         *
2229         * @hide
2230         */
2231        public static final String HIDE_ROTATION_LOCK_TOGGLE_FOR_ACCESSIBILITY =
2232                "hide_rotation_lock_toggle_for_accessibility";
2233
2234        /**
2235         * Whether the phone vibrates when it is ringing due to an incoming call. This will
2236         * be used by Phone and Setting apps; it shouldn't affect other apps.
2237         * The value is boolean (1 or 0).
2238         *
2239         * Note: this is not same as "vibrate on ring", which had been available until ICS.
2240         * It was about AudioManager's setting and thus affected all the applications which
2241         * relied on the setting, while this is purely about the vibration setting for incoming
2242         * calls.
2243         *
2244         * @hide
2245         */
2246        public static final String VIBRATE_WHEN_RINGING = "vibrate_when_ringing";
2247
2248        /**
2249         * Whether the audible DTMF tones are played by the dialer when dialing. The value is
2250         * boolean (1 or 0).
2251         */
2252        public static final String DTMF_TONE_WHEN_DIALING = "dtmf_tone";
2253
2254        /**
2255         * CDMA only settings
2256         * DTMF tone type played by the dialer when dialing.
2257         *                 0 = Normal
2258         *                 1 = Long
2259         * @hide
2260         */
2261        public static final String DTMF_TONE_TYPE_WHEN_DIALING = "dtmf_tone_type";
2262
2263        /**
2264         * Whether the hearing aid is enabled. The value is
2265         * boolean (1 or 0).
2266         * @hide
2267         */
2268        public static final String HEARING_AID = "hearing_aid";
2269
2270        /**
2271         * CDMA only settings
2272         * TTY Mode
2273         * 0 = OFF
2274         * 1 = FULL
2275         * 2 = VCO
2276         * 3 = HCO
2277         * @hide
2278         */
2279        public static final String TTY_MODE = "tty_mode";
2280
2281        /**
2282         * Whether the sounds effects (key clicks, lid open ...) are enabled. The value is
2283         * boolean (1 or 0).
2284         */
2285        public static final String SOUND_EFFECTS_ENABLED = "sound_effects_enabled";
2286
2287        /**
2288         * Whether the haptic feedback (long presses, ...) are enabled. The value is
2289         * boolean (1 or 0).
2290         */
2291        public static final String HAPTIC_FEEDBACK_ENABLED = "haptic_feedback_enabled";
2292
2293        /**
2294         * @deprecated Each application that shows web suggestions should have its own
2295         * setting for this.
2296         */
2297        @Deprecated
2298        public static final String SHOW_WEB_SUGGESTIONS = "show_web_suggestions";
2299
2300        /**
2301         * Whether the notification LED should repeatedly flash when a notification is
2302         * pending. The value is boolean (1 or 0).
2303         * @hide
2304         */
2305        public static final String NOTIFICATION_LIGHT_PULSE = "notification_light_pulse";
2306
2307        /**
2308         * Show pointer location on screen?
2309         * 0 = no
2310         * 1 = yes
2311         * @hide
2312         */
2313        public static final String POINTER_LOCATION = "pointer_location";
2314
2315        /**
2316         * Show touch positions on screen?
2317         * 0 = no
2318         * 1 = yes
2319         * @hide
2320         */
2321        public static final String SHOW_TOUCHES = "show_touches";
2322
2323        /**
2324         * Log raw orientation data from {@link WindowOrientationListener} for use with the
2325         * orientationplot.py tool.
2326         * 0 = no
2327         * 1 = yes
2328         * @hide
2329         */
2330        public static final String WINDOW_ORIENTATION_LISTENER_LOG =
2331                "window_orientation_listener_log";
2332
2333        /**
2334         * @deprecated Use {@link android.provider.Settings.Global#POWER_SOUNDS_ENABLED}
2335         * instead
2336         * @hide
2337         */
2338        @Deprecated
2339        public static final String POWER_SOUNDS_ENABLED = Global.POWER_SOUNDS_ENABLED;
2340
2341        /**
2342         * @deprecated Use {@link android.provider.Settings.Global#DOCK_SOUNDS_ENABLED}
2343         * instead
2344         * @hide
2345         */
2346        @Deprecated
2347        public static final String DOCK_SOUNDS_ENABLED = Global.DOCK_SOUNDS_ENABLED;
2348
2349        /**
2350         * Whether to play sounds when the keyguard is shown and dismissed.
2351         * @hide
2352         */
2353        public static final String LOCKSCREEN_SOUNDS_ENABLED = "lockscreen_sounds_enabled";
2354
2355        /**
2356         * Whether the lockscreen should be completely disabled.
2357         * @hide
2358         */
2359        public static final String LOCKSCREEN_DISABLED = "lockscreen.disabled";
2360
2361        /**
2362         * @deprecated Use {@link android.provider.Settings.Global#LOW_BATTERY_SOUND}
2363         * instead
2364         * @hide
2365         */
2366        @Deprecated
2367        public static final String LOW_BATTERY_SOUND = Global.LOW_BATTERY_SOUND;
2368
2369        /**
2370         * @deprecated Use {@link android.provider.Settings.Global#DESK_DOCK_SOUND}
2371         * instead
2372         * @hide
2373         */
2374        @Deprecated
2375        public static final String DESK_DOCK_SOUND = Global.DESK_DOCK_SOUND;
2376
2377        /**
2378         * @deprecated Use {@link android.provider.Settings.Global#DESK_UNDOCK_SOUND}
2379         * instead
2380         * @hide
2381         */
2382        @Deprecated
2383        public static final String DESK_UNDOCK_SOUND = Global.DESK_UNDOCK_SOUND;
2384
2385        /**
2386         * @deprecated Use {@link android.provider.Settings.Global#CAR_DOCK_SOUND}
2387         * instead
2388         * @hide
2389         */
2390        @Deprecated
2391        public static final String CAR_DOCK_SOUND = Global.CAR_DOCK_SOUND;
2392
2393        /**
2394         * @deprecated Use {@link android.provider.Settings.Global#CAR_UNDOCK_SOUND}
2395         * instead
2396         * @hide
2397         */
2398        @Deprecated
2399        public static final String CAR_UNDOCK_SOUND = Global.CAR_UNDOCK_SOUND;
2400
2401        /**
2402         * @deprecated Use {@link android.provider.Settings.Global#LOCK_SOUND}
2403         * instead
2404         * @hide
2405         */
2406        @Deprecated
2407        public static final String LOCK_SOUND = Global.LOCK_SOUND;
2408
2409        /**
2410         * @deprecated Use {@link android.provider.Settings.Global#UNLOCK_SOUND}
2411         * instead
2412         * @hide
2413         */
2414        @Deprecated
2415        public static final String UNLOCK_SOUND = Global.UNLOCK_SOUND;
2416
2417        /**
2418         * Receive incoming SIP calls?
2419         * 0 = no
2420         * 1 = yes
2421         * @hide
2422         */
2423        public static final String SIP_RECEIVE_CALLS = "sip_receive_calls";
2424
2425        /**
2426         * Call Preference String.
2427         * "SIP_ALWAYS" : Always use SIP with network access
2428         * "SIP_ADDRESS_ONLY" : Only if destination is a SIP address
2429         * "SIP_ASK_ME_EACH_TIME" : Always ask me each time
2430         * @hide
2431         */
2432        public static final String SIP_CALL_OPTIONS = "sip_call_options";
2433
2434        /**
2435         * One of the sip call options: Always use SIP with network access.
2436         * @hide
2437         */
2438        public static final String SIP_ALWAYS = "SIP_ALWAYS";
2439
2440        /**
2441         * One of the sip call options: Only if destination is a SIP address.
2442         * @hide
2443         */
2444        public static final String SIP_ADDRESS_ONLY = "SIP_ADDRESS_ONLY";
2445
2446        /**
2447         * One of the sip call options: Always ask me each time.
2448         * @hide
2449         */
2450        public static final String SIP_ASK_ME_EACH_TIME = "SIP_ASK_ME_EACH_TIME";
2451
2452        /**
2453         * Pointer speed setting.
2454         * This is an integer value in a range between -7 and +7, so there are 15 possible values.
2455         *   -7 = slowest
2456         *    0 = default speed
2457         *   +7 = fastest
2458         * @hide
2459         */
2460        public static final String POINTER_SPEED = "pointer_speed";
2461
2462        /**
2463         * I am the lolrus.
2464         * <p>
2465         * Nonzero values indicate that the user has a bukkit.
2466         * Backward-compatible with <code>PrefGetPreference(prefAllowEasterEggs)</code>.
2467         * @hide
2468         */
2469        public static final String EGG_MODE = "egg_mode";
2470
2471        /**
2472         * Settings to backup. This is here so that it's in the same place as the settings
2473         * keys and easy to update.
2474         *
2475         * NOTE: Settings are backed up and restored in the order they appear
2476         *       in this array. If you have one setting depending on another,
2477         *       make sure that they are ordered appropriately.
2478         *
2479         * @hide
2480         */
2481        public static final String[] SETTINGS_TO_BACKUP = {
2482            STAY_ON_WHILE_PLUGGED_IN,   // moved to global
2483            WIFI_USE_STATIC_IP,
2484            WIFI_STATIC_IP,
2485            WIFI_STATIC_GATEWAY,
2486            WIFI_STATIC_NETMASK,
2487            WIFI_STATIC_DNS1,
2488            WIFI_STATIC_DNS2,
2489            BLUETOOTH_DISCOVERABILITY,
2490            BLUETOOTH_DISCOVERABILITY_TIMEOUT,
2491            DIM_SCREEN,
2492            SCREEN_OFF_TIMEOUT,
2493            SCREEN_BRIGHTNESS,
2494            SCREEN_BRIGHTNESS_MODE,
2495            SCREEN_AUTO_BRIGHTNESS_ADJ,
2496            VIBRATE_INPUT_DEVICES,
2497            MODE_RINGER_STREAMS_AFFECTED,
2498            VOLUME_VOICE,
2499            VOLUME_SYSTEM,
2500            VOLUME_RING,
2501            VOLUME_MUSIC,
2502            VOLUME_ALARM,
2503            VOLUME_NOTIFICATION,
2504            VOLUME_BLUETOOTH_SCO,
2505            VOLUME_VOICE + APPEND_FOR_LAST_AUDIBLE,
2506            VOLUME_SYSTEM + APPEND_FOR_LAST_AUDIBLE,
2507            VOLUME_RING + APPEND_FOR_LAST_AUDIBLE,
2508            VOLUME_MUSIC + APPEND_FOR_LAST_AUDIBLE,
2509            VOLUME_ALARM + APPEND_FOR_LAST_AUDIBLE,
2510            VOLUME_NOTIFICATION + APPEND_FOR_LAST_AUDIBLE,
2511            VOLUME_BLUETOOTH_SCO + APPEND_FOR_LAST_AUDIBLE,
2512            TEXT_AUTO_REPLACE,
2513            TEXT_AUTO_CAPS,
2514            TEXT_AUTO_PUNCTUATE,
2515            TEXT_SHOW_PASSWORD,
2516            AUTO_TIME,                  // moved to global
2517            AUTO_TIME_ZONE,             // moved to global
2518            TIME_12_24,
2519            DATE_FORMAT,
2520            DTMF_TONE_WHEN_DIALING,
2521            DTMF_TONE_TYPE_WHEN_DIALING,
2522            HEARING_AID,
2523            TTY_MODE,
2524            SOUND_EFFECTS_ENABLED,
2525            HAPTIC_FEEDBACK_ENABLED,
2526            POWER_SOUNDS_ENABLED,       // moved to global
2527            DOCK_SOUNDS_ENABLED,        // moved to global
2528            LOCKSCREEN_SOUNDS_ENABLED,
2529            SHOW_WEB_SUGGESTIONS,
2530            NOTIFICATION_LIGHT_PULSE,
2531            SIP_CALL_OPTIONS,
2532            SIP_RECEIVE_CALLS,
2533            POINTER_SPEED,
2534            VIBRATE_WHEN_RINGING,
2535            RINGTONE,
2536            NOTIFICATION_SOUND
2537        };
2538
2539        /**
2540         * When to use Wi-Fi calling
2541         *
2542         * @see android.telephony.TelephonyManager.WifiCallingChoices
2543         * @hide
2544         */
2545        public static final String WHEN_TO_MAKE_WIFI_CALLS = "when_to_make_wifi_calls";
2546
2547        // Settings moved to Settings.Secure
2548
2549        /**
2550         * @deprecated Use {@link android.provider.Settings.Global#ADB_ENABLED}
2551         * instead
2552         */
2553        @Deprecated
2554        public static final String ADB_ENABLED = Global.ADB_ENABLED;
2555
2556        /**
2557         * @deprecated Use {@link android.provider.Settings.Secure#ANDROID_ID} instead
2558         */
2559        @Deprecated
2560        public static final String ANDROID_ID = Secure.ANDROID_ID;
2561
2562        /**
2563         * @deprecated Use {@link android.provider.Settings.Global#BLUETOOTH_ON} instead
2564         */
2565        @Deprecated
2566        public static final String BLUETOOTH_ON = Global.BLUETOOTH_ON;
2567
2568        /**
2569         * @deprecated Use {@link android.provider.Settings.Global#DATA_ROAMING} instead
2570         */
2571        @Deprecated
2572        public static final String DATA_ROAMING = Global.DATA_ROAMING;
2573
2574        /**
2575         * @deprecated Use {@link android.provider.Settings.Global#DEVICE_PROVISIONED} instead
2576         */
2577        @Deprecated
2578        public static final String DEVICE_PROVISIONED = Global.DEVICE_PROVISIONED;
2579
2580        /**
2581         * @deprecated Use {@link android.provider.Settings.Global#HTTP_PROXY} instead
2582         */
2583        @Deprecated
2584        public static final String HTTP_PROXY = Global.HTTP_PROXY;
2585
2586        /**
2587         * @deprecated Use {@link android.provider.Settings.Secure#INSTALL_NON_MARKET_APPS} instead
2588         */
2589        @Deprecated
2590        public static final String INSTALL_NON_MARKET_APPS = Secure.INSTALL_NON_MARKET_APPS;
2591
2592        /**
2593         * @deprecated Use {@link android.provider.Settings.Secure#LOCATION_PROVIDERS_ALLOWED}
2594         * instead
2595         */
2596        @Deprecated
2597        public static final String LOCATION_PROVIDERS_ALLOWED = Secure.LOCATION_PROVIDERS_ALLOWED;
2598
2599        /**
2600         * @deprecated Use {@link android.provider.Settings.Secure#LOGGING_ID} instead
2601         */
2602        @Deprecated
2603        public static final String LOGGING_ID = Secure.LOGGING_ID;
2604
2605        /**
2606         * @deprecated Use {@link android.provider.Settings.Global#NETWORK_PREFERENCE} instead
2607         */
2608        @Deprecated
2609        public static final String NETWORK_PREFERENCE = Global.NETWORK_PREFERENCE;
2610
2611        /**
2612         * @deprecated Use {@link android.provider.Settings.Secure#PARENTAL_CONTROL_ENABLED}
2613         * instead
2614         */
2615        @Deprecated
2616        public static final String PARENTAL_CONTROL_ENABLED = Secure.PARENTAL_CONTROL_ENABLED;
2617
2618        /**
2619         * @deprecated Use {@link android.provider.Settings.Secure#PARENTAL_CONTROL_LAST_UPDATE}
2620         * instead
2621         */
2622        @Deprecated
2623        public static final String PARENTAL_CONTROL_LAST_UPDATE = Secure.PARENTAL_CONTROL_LAST_UPDATE;
2624
2625        /**
2626         * @deprecated Use {@link android.provider.Settings.Secure#PARENTAL_CONTROL_REDIRECT_URL}
2627         * instead
2628         */
2629        @Deprecated
2630        public static final String PARENTAL_CONTROL_REDIRECT_URL =
2631            Secure.PARENTAL_CONTROL_REDIRECT_URL;
2632
2633        /**
2634         * @deprecated Use {@link android.provider.Settings.Secure#SETTINGS_CLASSNAME} instead
2635         */
2636        @Deprecated
2637        public static final String SETTINGS_CLASSNAME = Secure.SETTINGS_CLASSNAME;
2638
2639        /**
2640         * @deprecated Use {@link android.provider.Settings.Global#USB_MASS_STORAGE_ENABLED} instead
2641         */
2642        @Deprecated
2643        public static final String USB_MASS_STORAGE_ENABLED = Global.USB_MASS_STORAGE_ENABLED;
2644
2645        /**
2646         * @deprecated Use {@link android.provider.Settings.Global#USE_GOOGLE_MAIL} instead
2647         */
2648        @Deprecated
2649        public static final String USE_GOOGLE_MAIL = Global.USE_GOOGLE_MAIL;
2650
2651       /**
2652         * @deprecated Use
2653         * {@link android.provider.Settings.Global#WIFI_MAX_DHCP_RETRY_COUNT} instead
2654         */
2655        @Deprecated
2656        public static final String WIFI_MAX_DHCP_RETRY_COUNT = Global.WIFI_MAX_DHCP_RETRY_COUNT;
2657
2658        /**
2659         * @deprecated Use
2660         * {@link android.provider.Settings.Global#WIFI_MOBILE_DATA_TRANSITION_WAKELOCK_TIMEOUT_MS} instead
2661         */
2662        @Deprecated
2663        public static final String WIFI_MOBILE_DATA_TRANSITION_WAKELOCK_TIMEOUT_MS =
2664                Global.WIFI_MOBILE_DATA_TRANSITION_WAKELOCK_TIMEOUT_MS;
2665
2666        /**
2667         * @deprecated Use
2668         * {@link android.provider.Settings.Global#WIFI_NETWORKS_AVAILABLE_NOTIFICATION_ON} instead
2669         */
2670        @Deprecated
2671        public static final String WIFI_NETWORKS_AVAILABLE_NOTIFICATION_ON =
2672                Global.WIFI_NETWORKS_AVAILABLE_NOTIFICATION_ON;
2673
2674        /**
2675         * @deprecated Use
2676         * {@link android.provider.Settings.Global#WIFI_NETWORKS_AVAILABLE_REPEAT_DELAY} instead
2677         */
2678        @Deprecated
2679        public static final String WIFI_NETWORKS_AVAILABLE_REPEAT_DELAY =
2680                Global.WIFI_NETWORKS_AVAILABLE_REPEAT_DELAY;
2681
2682        /**
2683         * @deprecated Use {@link android.provider.Settings.Global#WIFI_NUM_OPEN_NETWORKS_KEPT}
2684         * instead
2685         */
2686        @Deprecated
2687        public static final String WIFI_NUM_OPEN_NETWORKS_KEPT = Global.WIFI_NUM_OPEN_NETWORKS_KEPT;
2688
2689        /**
2690         * @deprecated Use {@link android.provider.Settings.Global#WIFI_ON} instead
2691         */
2692        @Deprecated
2693        public static final String WIFI_ON = Global.WIFI_ON;
2694
2695        /**
2696         * @deprecated Use
2697         * {@link android.provider.Settings.Secure#WIFI_WATCHDOG_ACCEPTABLE_PACKET_LOSS_PERCENTAGE}
2698         * instead
2699         */
2700        @Deprecated
2701        public static final String WIFI_WATCHDOG_ACCEPTABLE_PACKET_LOSS_PERCENTAGE =
2702                Secure.WIFI_WATCHDOG_ACCEPTABLE_PACKET_LOSS_PERCENTAGE;
2703
2704        /**
2705         * @deprecated Use {@link android.provider.Settings.Secure#WIFI_WATCHDOG_AP_COUNT} instead
2706         */
2707        @Deprecated
2708        public static final String WIFI_WATCHDOG_AP_COUNT = Secure.WIFI_WATCHDOG_AP_COUNT;
2709
2710        /**
2711         * @deprecated Use
2712         * {@link android.provider.Settings.Secure#WIFI_WATCHDOG_BACKGROUND_CHECK_DELAY_MS} instead
2713         */
2714        @Deprecated
2715        public static final String WIFI_WATCHDOG_BACKGROUND_CHECK_DELAY_MS =
2716                Secure.WIFI_WATCHDOG_BACKGROUND_CHECK_DELAY_MS;
2717
2718        /**
2719         * @deprecated Use
2720         * {@link android.provider.Settings.Secure#WIFI_WATCHDOG_BACKGROUND_CHECK_ENABLED} instead
2721         */
2722        @Deprecated
2723        public static final String WIFI_WATCHDOG_BACKGROUND_CHECK_ENABLED =
2724                Secure.WIFI_WATCHDOG_BACKGROUND_CHECK_ENABLED;
2725
2726        /**
2727         * @deprecated Use
2728         * {@link android.provider.Settings.Secure#WIFI_WATCHDOG_BACKGROUND_CHECK_TIMEOUT_MS}
2729         * instead
2730         */
2731        @Deprecated
2732        public static final String WIFI_WATCHDOG_BACKGROUND_CHECK_TIMEOUT_MS =
2733                Secure.WIFI_WATCHDOG_BACKGROUND_CHECK_TIMEOUT_MS;
2734
2735        /**
2736         * @deprecated Use
2737         * {@link android.provider.Settings.Secure#WIFI_WATCHDOG_INITIAL_IGNORED_PING_COUNT} instead
2738         */
2739        @Deprecated
2740        public static final String WIFI_WATCHDOG_INITIAL_IGNORED_PING_COUNT =
2741            Secure.WIFI_WATCHDOG_INITIAL_IGNORED_PING_COUNT;
2742
2743        /**
2744         * @deprecated Use {@link android.provider.Settings.Secure#WIFI_WATCHDOG_MAX_AP_CHECKS}
2745         * instead
2746         */
2747        @Deprecated
2748        public static final String WIFI_WATCHDOG_MAX_AP_CHECKS = Secure.WIFI_WATCHDOG_MAX_AP_CHECKS;
2749
2750        /**
2751         * @deprecated Use {@link android.provider.Settings.Global#WIFI_WATCHDOG_ON} instead
2752         */
2753        @Deprecated
2754        public static final String WIFI_WATCHDOG_ON = Global.WIFI_WATCHDOG_ON;
2755
2756        /**
2757         * @deprecated Use {@link android.provider.Settings.Secure#WIFI_WATCHDOG_PING_COUNT} instead
2758         */
2759        @Deprecated
2760        public static final String WIFI_WATCHDOG_PING_COUNT = Secure.WIFI_WATCHDOG_PING_COUNT;
2761
2762        /**
2763         * @deprecated Use {@link android.provider.Settings.Secure#WIFI_WATCHDOG_PING_DELAY_MS}
2764         * instead
2765         */
2766        @Deprecated
2767        public static final String WIFI_WATCHDOG_PING_DELAY_MS = Secure.WIFI_WATCHDOG_PING_DELAY_MS;
2768
2769        /**
2770         * @deprecated Use {@link android.provider.Settings.Secure#WIFI_WATCHDOG_PING_TIMEOUT_MS}
2771         * instead
2772         */
2773        @Deprecated
2774        public static final String WIFI_WATCHDOG_PING_TIMEOUT_MS =
2775            Secure.WIFI_WATCHDOG_PING_TIMEOUT_MS;
2776    }
2777
2778    /**
2779     * Secure system settings, containing system preferences that applications
2780     * can read but are not allowed to write.  These are for preferences that
2781     * the user must explicitly modify through the system UI or specialized
2782     * APIs for those values, not modified directly by applications.
2783     */
2784    public static final class Secure extends NameValueTable {
2785        public static final String SYS_PROP_SETTING_VERSION = "sys.settings_secure_version";
2786
2787        /**
2788         * The content:// style URL for this table
2789         */
2790        public static final Uri CONTENT_URI =
2791            Uri.parse("content://" + AUTHORITY + "/secure");
2792
2793        // Populated lazily, guarded by class object:
2794        private static final NameValueCache sNameValueCache = new NameValueCache(
2795                SYS_PROP_SETTING_VERSION,
2796                CONTENT_URI,
2797                CALL_METHOD_GET_SECURE,
2798                CALL_METHOD_PUT_SECURE);
2799
2800        private static ILockSettings sLockSettings = null;
2801
2802        private static boolean sIsSystemProcess;
2803        private static final HashSet<String> MOVED_TO_LOCK_SETTINGS;
2804        private static final HashSet<String> MOVED_TO_GLOBAL;
2805        static {
2806            MOVED_TO_LOCK_SETTINGS = new HashSet<String>(3);
2807            MOVED_TO_LOCK_SETTINGS.add(Secure.LOCK_PATTERN_ENABLED);
2808            MOVED_TO_LOCK_SETTINGS.add(Secure.LOCK_PATTERN_VISIBLE);
2809            MOVED_TO_LOCK_SETTINGS.add(Secure.LOCK_PATTERN_TACTILE_FEEDBACK_ENABLED);
2810
2811            MOVED_TO_GLOBAL = new HashSet<String>();
2812            MOVED_TO_GLOBAL.add(Settings.Global.ADB_ENABLED);
2813            MOVED_TO_GLOBAL.add(Settings.Global.ASSISTED_GPS_ENABLED);
2814            MOVED_TO_GLOBAL.add(Settings.Global.BLUETOOTH_ON);
2815            MOVED_TO_GLOBAL.add(Settings.Global.BUGREPORT_IN_POWER_MENU);
2816            MOVED_TO_GLOBAL.add(Settings.Global.CDMA_CELL_BROADCAST_SMS);
2817            MOVED_TO_GLOBAL.add(Settings.Global.CDMA_ROAMING_MODE);
2818            MOVED_TO_GLOBAL.add(Settings.Global.CDMA_SUBSCRIPTION_MODE);
2819            MOVED_TO_GLOBAL.add(Settings.Global.DATA_ACTIVITY_TIMEOUT_MOBILE);
2820            MOVED_TO_GLOBAL.add(Settings.Global.DATA_ACTIVITY_TIMEOUT_WIFI);
2821            MOVED_TO_GLOBAL.add(Settings.Global.DATA_ROAMING);
2822            MOVED_TO_GLOBAL.add(Settings.Global.DEVELOPMENT_SETTINGS_ENABLED);
2823            MOVED_TO_GLOBAL.add(Settings.Global.DEVICE_PROVISIONED);
2824            MOVED_TO_GLOBAL.add(Settings.Global.DISPLAY_DENSITY_FORCED);
2825            MOVED_TO_GLOBAL.add(Settings.Global.DISPLAY_SIZE_FORCED);
2826            MOVED_TO_GLOBAL.add(Settings.Global.DOWNLOAD_MAX_BYTES_OVER_MOBILE);
2827            MOVED_TO_GLOBAL.add(Settings.Global.DOWNLOAD_RECOMMENDED_MAX_BYTES_OVER_MOBILE);
2828            MOVED_TO_GLOBAL.add(Settings.Global.MOBILE_DATA);
2829            MOVED_TO_GLOBAL.add(Settings.Global.NETSTATS_DEV_BUCKET_DURATION);
2830            MOVED_TO_GLOBAL.add(Settings.Global.NETSTATS_DEV_DELETE_AGE);
2831            MOVED_TO_GLOBAL.add(Settings.Global.NETSTATS_DEV_PERSIST_BYTES);
2832            MOVED_TO_GLOBAL.add(Settings.Global.NETSTATS_DEV_ROTATE_AGE);
2833            MOVED_TO_GLOBAL.add(Settings.Global.NETSTATS_ENABLED);
2834            MOVED_TO_GLOBAL.add(Settings.Global.NETSTATS_GLOBAL_ALERT_BYTES);
2835            MOVED_TO_GLOBAL.add(Settings.Global.NETSTATS_POLL_INTERVAL);
2836            MOVED_TO_GLOBAL.add(Settings.Global.NETSTATS_REPORT_XT_OVER_DEV);
2837            MOVED_TO_GLOBAL.add(Settings.Global.NETSTATS_SAMPLE_ENABLED);
2838            MOVED_TO_GLOBAL.add(Settings.Global.NETSTATS_TIME_CACHE_MAX_AGE);
2839            MOVED_TO_GLOBAL.add(Settings.Global.NETSTATS_UID_BUCKET_DURATION);
2840            MOVED_TO_GLOBAL.add(Settings.Global.NETSTATS_UID_DELETE_AGE);
2841            MOVED_TO_GLOBAL.add(Settings.Global.NETSTATS_UID_PERSIST_BYTES);
2842            MOVED_TO_GLOBAL.add(Settings.Global.NETSTATS_UID_ROTATE_AGE);
2843            MOVED_TO_GLOBAL.add(Settings.Global.NETSTATS_UID_TAG_BUCKET_DURATION);
2844            MOVED_TO_GLOBAL.add(Settings.Global.NETSTATS_UID_TAG_DELETE_AGE);
2845            MOVED_TO_GLOBAL.add(Settings.Global.NETSTATS_UID_TAG_PERSIST_BYTES);
2846            MOVED_TO_GLOBAL.add(Settings.Global.NETSTATS_UID_TAG_ROTATE_AGE);
2847            MOVED_TO_GLOBAL.add(Settings.Global.NETWORK_PREFERENCE);
2848            MOVED_TO_GLOBAL.add(Settings.Global.NITZ_UPDATE_DIFF);
2849            MOVED_TO_GLOBAL.add(Settings.Global.NITZ_UPDATE_SPACING);
2850            MOVED_TO_GLOBAL.add(Settings.Global.NTP_SERVER);
2851            MOVED_TO_GLOBAL.add(Settings.Global.NTP_TIMEOUT);
2852            MOVED_TO_GLOBAL.add(Settings.Global.PDP_WATCHDOG_ERROR_POLL_COUNT);
2853            MOVED_TO_GLOBAL.add(Settings.Global.PDP_WATCHDOG_LONG_POLL_INTERVAL_MS);
2854            MOVED_TO_GLOBAL.add(Settings.Global.PDP_WATCHDOG_MAX_PDP_RESET_FAIL_COUNT);
2855            MOVED_TO_GLOBAL.add(Settings.Global.PDP_WATCHDOG_POLL_INTERVAL_MS);
2856            MOVED_TO_GLOBAL.add(Settings.Global.PDP_WATCHDOG_TRIGGER_PACKET_COUNT);
2857            MOVED_TO_GLOBAL.add(Settings.Global.SAMPLING_PROFILER_MS);
2858            MOVED_TO_GLOBAL.add(Settings.Global.SETUP_PREPAID_DATA_SERVICE_URL);
2859            MOVED_TO_GLOBAL.add(Settings.Global.SETUP_PREPAID_DETECTION_REDIR_HOST);
2860            MOVED_TO_GLOBAL.add(Settings.Global.SETUP_PREPAID_DETECTION_TARGET_URL);
2861            MOVED_TO_GLOBAL.add(Settings.Global.TETHER_DUN_APN);
2862            MOVED_TO_GLOBAL.add(Settings.Global.TETHER_DUN_REQUIRED);
2863            MOVED_TO_GLOBAL.add(Settings.Global.TETHER_SUPPORTED);
2864            MOVED_TO_GLOBAL.add(Settings.Global.USB_MASS_STORAGE_ENABLED);
2865            MOVED_TO_GLOBAL.add(Settings.Global.USE_GOOGLE_MAIL);
2866            MOVED_TO_GLOBAL.add(Settings.Global.WIFI_COUNTRY_CODE);
2867            MOVED_TO_GLOBAL.add(Settings.Global.WIFI_FRAMEWORK_SCAN_INTERVAL_MS);
2868            MOVED_TO_GLOBAL.add(Settings.Global.WIFI_FREQUENCY_BAND);
2869            MOVED_TO_GLOBAL.add(Settings.Global.WIFI_IDLE_MS);
2870            MOVED_TO_GLOBAL.add(Settings.Global.WIFI_MAX_DHCP_RETRY_COUNT);
2871            MOVED_TO_GLOBAL.add(Settings.Global.WIFI_MOBILE_DATA_TRANSITION_WAKELOCK_TIMEOUT_MS);
2872            MOVED_TO_GLOBAL.add(Settings.Global.WIFI_NETWORKS_AVAILABLE_NOTIFICATION_ON);
2873            MOVED_TO_GLOBAL.add(Settings.Global.WIFI_NETWORKS_AVAILABLE_REPEAT_DELAY);
2874            MOVED_TO_GLOBAL.add(Settings.Global.WIFI_NUM_OPEN_NETWORKS_KEPT);
2875            MOVED_TO_GLOBAL.add(Settings.Global.WIFI_ON);
2876            MOVED_TO_GLOBAL.add(Settings.Global.WIFI_P2P_DEVICE_NAME);
2877            MOVED_TO_GLOBAL.add(Settings.Global.WIFI_SAVED_STATE);
2878            MOVED_TO_GLOBAL.add(Settings.Global.WIFI_SUPPLICANT_SCAN_INTERVAL_MS);
2879            MOVED_TO_GLOBAL.add(Settings.Global.WIFI_SUSPEND_OPTIMIZATIONS_ENABLED);
2880            MOVED_TO_GLOBAL.add(Settings.Global.WIFI_ENHANCED_AUTO_JOIN);
2881            MOVED_TO_GLOBAL.add(Settings.Global.WIFI_NETWORK_SHOW_RSSI);
2882            MOVED_TO_GLOBAL.add(Settings.Global.WIFI_WATCHDOG_ON);
2883            MOVED_TO_GLOBAL.add(Settings.Global.WIFI_WATCHDOG_POOR_NETWORK_TEST_ENABLED);
2884            MOVED_TO_GLOBAL.add(Settings.Global.WIMAX_NETWORKS_AVAILABLE_NOTIFICATION_ON);
2885            MOVED_TO_GLOBAL.add(Settings.Global.PACKAGE_VERIFIER_ENABLE);
2886            MOVED_TO_GLOBAL.add(Settings.Global.PACKAGE_VERIFIER_TIMEOUT);
2887            MOVED_TO_GLOBAL.add(Settings.Global.PACKAGE_VERIFIER_DEFAULT_RESPONSE);
2888            MOVED_TO_GLOBAL.add(Settings.Global.DATA_STALL_ALARM_NON_AGGRESSIVE_DELAY_IN_MS);
2889            MOVED_TO_GLOBAL.add(Settings.Global.DATA_STALL_ALARM_AGGRESSIVE_DELAY_IN_MS);
2890            MOVED_TO_GLOBAL.add(Settings.Global.GPRS_REGISTER_CHECK_PERIOD_MS);
2891            MOVED_TO_GLOBAL.add(Settings.Global.WTF_IS_FATAL);
2892            MOVED_TO_GLOBAL.add(Settings.Global.BATTERY_DISCHARGE_DURATION_THRESHOLD);
2893            MOVED_TO_GLOBAL.add(Settings.Global.BATTERY_DISCHARGE_THRESHOLD);
2894            MOVED_TO_GLOBAL.add(Settings.Global.SEND_ACTION_APP_ERROR);
2895            MOVED_TO_GLOBAL.add(Settings.Global.DROPBOX_AGE_SECONDS);
2896            MOVED_TO_GLOBAL.add(Settings.Global.DROPBOX_MAX_FILES);
2897            MOVED_TO_GLOBAL.add(Settings.Global.DROPBOX_QUOTA_KB);
2898            MOVED_TO_GLOBAL.add(Settings.Global.DROPBOX_QUOTA_PERCENT);
2899            MOVED_TO_GLOBAL.add(Settings.Global.DROPBOX_RESERVE_PERCENT);
2900            MOVED_TO_GLOBAL.add(Settings.Global.DROPBOX_TAG_PREFIX);
2901            MOVED_TO_GLOBAL.add(Settings.Global.ERROR_LOGCAT_PREFIX);
2902            MOVED_TO_GLOBAL.add(Settings.Global.SYS_FREE_STORAGE_LOG_INTERVAL);
2903            MOVED_TO_GLOBAL.add(Settings.Global.DISK_FREE_CHANGE_REPORTING_THRESHOLD);
2904            MOVED_TO_GLOBAL.add(Settings.Global.SYS_STORAGE_THRESHOLD_PERCENTAGE);
2905            MOVED_TO_GLOBAL.add(Settings.Global.SYS_STORAGE_THRESHOLD_MAX_BYTES);
2906            MOVED_TO_GLOBAL.add(Settings.Global.SYS_STORAGE_FULL_THRESHOLD_BYTES);
2907            MOVED_TO_GLOBAL.add(Settings.Global.SYNC_MAX_RETRY_DELAY_IN_SECONDS);
2908            MOVED_TO_GLOBAL.add(Settings.Global.CONNECTIVITY_CHANGE_DELAY);
2909            MOVED_TO_GLOBAL.add(Settings.Global.CAPTIVE_PORTAL_DETECTION_ENABLED);
2910            MOVED_TO_GLOBAL.add(Settings.Global.CAPTIVE_PORTAL_SERVER);
2911            MOVED_TO_GLOBAL.add(Settings.Global.NSD_ON);
2912            MOVED_TO_GLOBAL.add(Settings.Global.SET_INSTALL_LOCATION);
2913            MOVED_TO_GLOBAL.add(Settings.Global.DEFAULT_INSTALL_LOCATION);
2914            MOVED_TO_GLOBAL.add(Settings.Global.INET_CONDITION_DEBOUNCE_UP_DELAY);
2915            MOVED_TO_GLOBAL.add(Settings.Global.INET_CONDITION_DEBOUNCE_DOWN_DELAY);
2916            MOVED_TO_GLOBAL.add(Settings.Global.READ_EXTERNAL_STORAGE_ENFORCED_DEFAULT);
2917            MOVED_TO_GLOBAL.add(Settings.Global.HTTP_PROXY);
2918            MOVED_TO_GLOBAL.add(Settings.Global.GLOBAL_HTTP_PROXY_HOST);
2919            MOVED_TO_GLOBAL.add(Settings.Global.GLOBAL_HTTP_PROXY_PORT);
2920            MOVED_TO_GLOBAL.add(Settings.Global.GLOBAL_HTTP_PROXY_EXCLUSION_LIST);
2921            MOVED_TO_GLOBAL.add(Settings.Global.SET_GLOBAL_HTTP_PROXY);
2922            MOVED_TO_GLOBAL.add(Settings.Global.DEFAULT_DNS_SERVER);
2923            MOVED_TO_GLOBAL.add(Settings.Global.PREFERRED_NETWORK_MODE);
2924            MOVED_TO_GLOBAL.add(Settings.Global.WEBVIEW_DATA_REDUCTION_PROXY_KEY);
2925        }
2926
2927        /** @hide */
2928        public static void getMovedKeys(HashSet<String> outKeySet) {
2929            outKeySet.addAll(MOVED_TO_GLOBAL);
2930        }
2931
2932        /**
2933         * Look up a name in the database.
2934         * @param resolver to access the database with
2935         * @param name to look up in the table
2936         * @return the corresponding value, or null if not present
2937         */
2938        public static String getString(ContentResolver resolver, String name) {
2939            return getStringForUser(resolver, name, UserHandle.myUserId());
2940        }
2941
2942        /** @hide */
2943        public static String getStringForUser(ContentResolver resolver, String name,
2944                int userHandle) {
2945            if (MOVED_TO_GLOBAL.contains(name)) {
2946                Log.w(TAG, "Setting " + name + " has moved from android.provider.Settings.Secure"
2947                        + " to android.provider.Settings.Global.");
2948                return Global.getStringForUser(resolver, name, userHandle);
2949            }
2950
2951            if (MOVED_TO_LOCK_SETTINGS.contains(name)) {
2952                synchronized (Secure.class) {
2953                    if (sLockSettings == null) {
2954                        sLockSettings = ILockSettings.Stub.asInterface(
2955                                (IBinder) ServiceManager.getService("lock_settings"));
2956                        sIsSystemProcess = Process.myUid() == Process.SYSTEM_UID;
2957                    }
2958                }
2959                if (sLockSettings != null && !sIsSystemProcess) {
2960                    try {
2961                        return sLockSettings.getString(name, "0", userHandle);
2962                    } catch (RemoteException re) {
2963                        // Fall through
2964                    }
2965                }
2966            }
2967
2968            return sNameValueCache.getStringForUser(resolver, name, userHandle);
2969        }
2970
2971        /**
2972         * Store a name/value pair into the database.
2973         * @param resolver to access the database with
2974         * @param name to store
2975         * @param value to associate with the name
2976         * @return true if the value was set, false on database errors
2977         */
2978        public static boolean putString(ContentResolver resolver, String name, String value) {
2979            return putStringForUser(resolver, name, value, UserHandle.myUserId());
2980        }
2981
2982        /** @hide */
2983        public static boolean putStringForUser(ContentResolver resolver, String name, String value,
2984                int userHandle) {
2985            if (MOVED_TO_GLOBAL.contains(name)) {
2986                Log.w(TAG, "Setting " + name + " has moved from android.provider.Settings.System"
2987                        + " to android.provider.Settings.Global");
2988                return Global.putStringForUser(resolver, name, value, userHandle);
2989            }
2990            return sNameValueCache.putStringForUser(resolver, name, value, userHandle);
2991        }
2992
2993        /**
2994         * Construct the content URI for a particular name/value pair,
2995         * useful for monitoring changes with a ContentObserver.
2996         * @param name to look up in the table
2997         * @return the corresponding content URI, or null if not present
2998         */
2999        public static Uri getUriFor(String name) {
3000            if (MOVED_TO_GLOBAL.contains(name)) {
3001                Log.w(TAG, "Setting " + name + " has moved from android.provider.Settings.Secure"
3002                        + " to android.provider.Settings.Global, returning global URI.");
3003                return Global.getUriFor(Global.CONTENT_URI, name);
3004            }
3005            return getUriFor(CONTENT_URI, name);
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.  The default value will be returned if the setting is
3013         * not defined or not an integer.
3014         *
3015         * @param cr The ContentResolver to access.
3016         * @param name The name of the setting to retrieve.
3017         * @param def Value to return if the setting is not defined.
3018         *
3019         * @return The setting's current value, or 'def' if it is not defined
3020         * or not a valid integer.
3021         */
3022        public static int getInt(ContentResolver cr, String name, int def) {
3023            return getIntForUser(cr, name, def, UserHandle.myUserId());
3024        }
3025
3026        /** @hide */
3027        public static int getIntForUser(ContentResolver cr, String name, int def, int userHandle) {
3028            if (LOCATION_MODE.equals(name)) {
3029                // HACK ALERT: temporary hack to work around b/10491283.
3030                // TODO: once b/10491283 fixed, remove this hack
3031                return getLocationModeForUser(cr, userHandle);
3032            }
3033            String v = getStringForUser(cr, name, userHandle);
3034            try {
3035                return v != null ? Integer.parseInt(v) : def;
3036            } catch (NumberFormatException e) {
3037                return def;
3038            }
3039        }
3040
3041        /**
3042         * Convenience function for retrieving a single secure settings value
3043         * as an integer.  Note that internally setting values are always
3044         * stored as strings; this function converts the string to an integer
3045         * for you.
3046         * <p>
3047         * This version does not take a default value.  If the setting has not
3048         * been set, or the string value is not a number,
3049         * it throws {@link SettingNotFoundException}.
3050         *
3051         * @param cr The ContentResolver to access.
3052         * @param name The name of the setting to retrieve.
3053         *
3054         * @throws SettingNotFoundException Thrown if a setting by the given
3055         * name can't be found or the setting value is not an integer.
3056         *
3057         * @return The setting's current value.
3058         */
3059        public static int getInt(ContentResolver cr, String name)
3060                throws SettingNotFoundException {
3061            return getIntForUser(cr, name, UserHandle.myUserId());
3062        }
3063
3064        /** @hide */
3065        public static int getIntForUser(ContentResolver cr, String name, int userHandle)
3066                throws SettingNotFoundException {
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 getLocationModeForUser(cr, userHandle);
3071            }
3072            String v = getStringForUser(cr, name, userHandle);
3073            try {
3074                return Integer.parseInt(v);
3075            } catch (NumberFormatException e) {
3076                throw new SettingNotFoundException(name);
3077            }
3078        }
3079
3080        /**
3081         * Convenience function for updating a single settings value as an
3082         * integer. This will either create a new entry in the table if the
3083         * given name does not exist, or modify the value of the existing row
3084         * with that name.  Note that internally setting values are always
3085         * stored as strings, so this function converts the given value to a
3086         * string before storing it.
3087         *
3088         * @param cr The ContentResolver to access.
3089         * @param name The name of the setting to modify.
3090         * @param value The new value for the setting.
3091         * @return true if the value was set, false on database errors
3092         */
3093        public static boolean putInt(ContentResolver cr, String name, int value) {
3094            return putIntForUser(cr, name, value, UserHandle.myUserId());
3095        }
3096
3097        /** @hide */
3098        public static boolean putIntForUser(ContentResolver cr, String name, int value,
3099                int userHandle) {
3100            if (LOCATION_MODE.equals(name)) {
3101                // HACK ALERT: temporary hack to work around b/10491283.
3102                // TODO: once b/10491283 fixed, remove this hack
3103                return setLocationModeForUser(cr, value, userHandle);
3104            }
3105            return putStringForUser(cr, name, Integer.toString(value), userHandle);
3106        }
3107
3108        /**
3109         * Convenience function for retrieving a single secure settings value
3110         * as a {@code long}.  Note that internally setting values are always
3111         * stored as strings; this function converts the string to a {@code long}
3112         * for you.  The default value will be returned if the setting is
3113         * not defined or not a {@code long}.
3114         *
3115         * @param cr The ContentResolver to access.
3116         * @param name The name of the setting to retrieve.
3117         * @param def Value to return if the setting is not defined.
3118         *
3119         * @return The setting's current value, or 'def' if it is not defined
3120         * or not a valid {@code long}.
3121         */
3122        public static long getLong(ContentResolver cr, String name, long def) {
3123            return getLongForUser(cr, name, def, UserHandle.myUserId());
3124        }
3125
3126        /** @hide */
3127        public static long getLongForUser(ContentResolver cr, String name, long def,
3128                int userHandle) {
3129            String valString = getStringForUser(cr, name, userHandle);
3130            long value;
3131            try {
3132                value = valString != null ? Long.parseLong(valString) : def;
3133            } catch (NumberFormatException e) {
3134                value = def;
3135            }
3136            return value;
3137        }
3138
3139        /**
3140         * Convenience function for retrieving a single secure settings value
3141         * as a {@code long}.  Note that internally setting values are always
3142         * stored as strings; this function converts the string to a {@code long}
3143         * for you.
3144         * <p>
3145         * This version does not take a default value.  If the setting has not
3146         * been set, or the string value is not a number,
3147         * it throws {@link SettingNotFoundException}.
3148         *
3149         * @param cr The ContentResolver to access.
3150         * @param name The name of the setting to retrieve.
3151         *
3152         * @return The setting's current value.
3153         * @throws SettingNotFoundException Thrown if a setting by the given
3154         * name can't be found or the setting value is not an integer.
3155         */
3156        public static long getLong(ContentResolver cr, String name)
3157                throws SettingNotFoundException {
3158            return getLongForUser(cr, name, UserHandle.myUserId());
3159        }
3160
3161        /** @hide */
3162        public static long getLongForUser(ContentResolver cr, String name, int userHandle)
3163                throws SettingNotFoundException {
3164            String valString = getStringForUser(cr, name, userHandle);
3165            try {
3166                return Long.parseLong(valString);
3167            } catch (NumberFormatException e) {
3168                throw new SettingNotFoundException(name);
3169            }
3170        }
3171
3172        /**
3173         * Convenience function for updating a secure settings value as a long
3174         * integer. This will either create a new entry in the table if the
3175         * given name does not exist, or modify the value of the existing row
3176         * with that name.  Note that internally setting values are always
3177         * stored as strings, so this function converts the given value to a
3178         * string before storing it.
3179         *
3180         * @param cr The ContentResolver to access.
3181         * @param name The name of the setting to modify.
3182         * @param value The new value for the setting.
3183         * @return true if the value was set, false on database errors
3184         */
3185        public static boolean putLong(ContentResolver cr, String name, long value) {
3186            return putLongForUser(cr, name, value, UserHandle.myUserId());
3187        }
3188
3189        /** @hide */
3190        public static boolean putLongForUser(ContentResolver cr, String name, long value,
3191                int userHandle) {
3192            return putStringForUser(cr, name, Long.toString(value), userHandle);
3193        }
3194
3195        /**
3196         * Convenience function for retrieving a single secure settings value
3197         * as a floating point number.  Note that internally setting values are
3198         * always stored as strings; this function converts the string to an
3199         * float for you. The default value will be returned if the setting
3200         * is not defined or not a valid float.
3201         *
3202         * @param cr The ContentResolver to access.
3203         * @param name The name of the setting to retrieve.
3204         * @param def Value to return if the setting is not defined.
3205         *
3206         * @return The setting's current value, or 'def' if it is not defined
3207         * or not a valid float.
3208         */
3209        public static float getFloat(ContentResolver cr, String name, float def) {
3210            return getFloatForUser(cr, name, def, UserHandle.myUserId());
3211        }
3212
3213        /** @hide */
3214        public static float getFloatForUser(ContentResolver cr, String name, float def,
3215                int userHandle) {
3216            String v = getStringForUser(cr, name, userHandle);
3217            try {
3218                return v != null ? Float.parseFloat(v) : def;
3219            } catch (NumberFormatException e) {
3220                return def;
3221            }
3222        }
3223
3224        /**
3225         * Convenience function for retrieving a single secure settings value
3226         * as a float.  Note that internally setting values are always
3227         * stored as strings; this function converts the string to a float
3228         * for you.
3229         * <p>
3230         * This version does not take a default value.  If the setting has not
3231         * been set, or the string value is not a number,
3232         * it throws {@link SettingNotFoundException}.
3233         *
3234         * @param cr The ContentResolver to access.
3235         * @param name The name of the setting to retrieve.
3236         *
3237         * @throws SettingNotFoundException Thrown if a setting by the given
3238         * name can't be found or the setting value is not a float.
3239         *
3240         * @return The setting's current value.
3241         */
3242        public static float getFloat(ContentResolver cr, String name)
3243                throws SettingNotFoundException {
3244            return getFloatForUser(cr, name, UserHandle.myUserId());
3245        }
3246
3247        /** @hide */
3248        public static float getFloatForUser(ContentResolver cr, String name, int userHandle)
3249                throws SettingNotFoundException {
3250            String v = getStringForUser(cr, name, userHandle);
3251            if (v == null) {
3252                throw new SettingNotFoundException(name);
3253            }
3254            try {
3255                return Float.parseFloat(v);
3256            } catch (NumberFormatException e) {
3257                throw new SettingNotFoundException(name);
3258            }
3259        }
3260
3261        /**
3262         * Convenience function for updating a single settings value as a
3263         * floating point number. This will either create a new entry in the
3264         * table if the given name does not exist, or modify the value of the
3265         * existing row with that name.  Note that internally setting values
3266         * are always stored as strings, so this function converts the given
3267         * value to a string before storing it.
3268         *
3269         * @param cr The ContentResolver to access.
3270         * @param name The name of the setting to modify.
3271         * @param value The new value for the setting.
3272         * @return true if the value was set, false on database errors
3273         */
3274        public static boolean putFloat(ContentResolver cr, String name, float value) {
3275            return putFloatForUser(cr, name, value, UserHandle.myUserId());
3276        }
3277
3278        /** @hide */
3279        public static boolean putFloatForUser(ContentResolver cr, String name, float value,
3280                int userHandle) {
3281            return putStringForUser(cr, name, Float.toString(value), userHandle);
3282        }
3283
3284        /**
3285         * @deprecated Use {@link android.provider.Settings.Global#DEVELOPMENT_SETTINGS_ENABLED}
3286         * instead
3287         */
3288        @Deprecated
3289        public static final String DEVELOPMENT_SETTINGS_ENABLED =
3290                Global.DEVELOPMENT_SETTINGS_ENABLED;
3291
3292        /**
3293         * When the user has enable the option to have a "bug report" command
3294         * in the power menu.
3295         * @deprecated Use {@link android.provider.Settings.Global#BUGREPORT_IN_POWER_MENU} instead
3296         * @hide
3297         */
3298        @Deprecated
3299        public static final String BUGREPORT_IN_POWER_MENU = "bugreport_in_power_menu";
3300
3301        /**
3302         * @deprecated Use {@link android.provider.Settings.Global#ADB_ENABLED} instead
3303         */
3304        @Deprecated
3305        public static final String ADB_ENABLED = Global.ADB_ENABLED;
3306
3307        /**
3308         * Setting to allow mock locations and location provider status to be injected into the
3309         * LocationManager service for testing purposes during application development.  These
3310         * locations and status values  override actual location and status information generated
3311         * by network, gps, or other location providers.
3312         */
3313        public static final String ALLOW_MOCK_LOCATION = "mock_location";
3314
3315        /**
3316         * A 64-bit number (as a hex string) that is randomly
3317         * generated when the user first sets up the device and should remain
3318         * constant for the lifetime of the user's device. The value may
3319         * change if a factory reset is performed on the device.
3320         * <p class="note"><strong>Note:</strong> When a device has <a
3321         * href="{@docRoot}about/versions/android-4.2.html#MultipleUsers">multiple users</a>
3322         * (available on certain devices running Android 4.2 or higher), each user appears as a
3323         * completely separate device, so the {@code ANDROID_ID} value is unique to each
3324         * user.</p>
3325         */
3326        public static final String ANDROID_ID = "android_id";
3327
3328        /**
3329         * @deprecated Use {@link android.provider.Settings.Global#BLUETOOTH_ON} instead
3330         */
3331        @Deprecated
3332        public static final String BLUETOOTH_ON = Global.BLUETOOTH_ON;
3333
3334        /**
3335         * @deprecated Use {@link android.provider.Settings.Global#DATA_ROAMING} instead
3336         */
3337        @Deprecated
3338        public static final String DATA_ROAMING = Global.DATA_ROAMING;
3339
3340        /**
3341         * Setting to record the input method used by default, holding the ID
3342         * of the desired method.
3343         */
3344        public static final String DEFAULT_INPUT_METHOD = "default_input_method";
3345
3346        /**
3347         * Setting to record the input method subtype used by default, holding the ID
3348         * of the desired method.
3349         */
3350        public static final String SELECTED_INPUT_METHOD_SUBTYPE =
3351                "selected_input_method_subtype";
3352
3353        /**
3354         * Setting to record the history of input method subtype, holding the pair of ID of IME
3355         * and its last used subtype.
3356         * @hide
3357         */
3358        public static final String INPUT_METHODS_SUBTYPE_HISTORY =
3359                "input_methods_subtype_history";
3360
3361        /**
3362         * Setting to record the visibility of input method selector
3363         */
3364        public static final String INPUT_METHOD_SELECTOR_VISIBILITY =
3365                "input_method_selector_visibility";
3366
3367        /**
3368         * The currently selected voice interaction service flattened ComponentName.
3369         * @hide
3370         */
3371        public static final String VOICE_INTERACTION_SERVICE = "voice_interaction_service";
3372
3373        /**
3374         * bluetooth HCI snoop log configuration
3375         * @hide
3376         */
3377        public static final String BLUETOOTH_HCI_LOG =
3378                "bluetooth_hci_log";
3379
3380        /**
3381         * @deprecated Use {@link android.provider.Settings.Global#DEVICE_PROVISIONED} instead
3382         */
3383        @Deprecated
3384        public static final String DEVICE_PROVISIONED = Global.DEVICE_PROVISIONED;
3385
3386        /**
3387         * Whether the current user has been set up via setup wizard (0 = false, 1 = true)
3388         * @hide
3389         */
3390        public static final String USER_SETUP_COMPLETE = "user_setup_complete";
3391
3392        /**
3393         * List of input methods that are currently enabled.  This is a string
3394         * containing the IDs of all enabled input methods, each ID separated
3395         * by ':'.
3396         */
3397        public static final String ENABLED_INPUT_METHODS = "enabled_input_methods";
3398
3399        /**
3400         * List of system input methods that are currently disabled.  This is a string
3401         * containing the IDs of all disabled input methods, each ID separated
3402         * by ':'.
3403         * @hide
3404         */
3405        public static final String DISABLED_SYSTEM_INPUT_METHODS = "disabled_system_input_methods";
3406
3407        /**
3408         * Host name and port for global http proxy. Uses ':' seperator for
3409         * between host and port.
3410         *
3411         * @deprecated Use {@link Global#HTTP_PROXY}
3412         */
3413        @Deprecated
3414        public static final String HTTP_PROXY = Global.HTTP_PROXY;
3415
3416        /**
3417         * Whether applications can be installed for this user via the system's
3418         * {@link Intent#ACTION_INSTALL_PACKAGE} mechanism.
3419         *
3420         * <p>1 = permit app installation via the system package installer intent
3421         * <p>0 = do not allow use of the package installer
3422         */
3423        public static final String INSTALL_NON_MARKET_APPS = "install_non_market_apps";
3424
3425        /**
3426         * Comma-separated list of location providers that activities may access. Do not rely on
3427         * this value being present in settings.db or on ContentObserver notifications on the
3428         * corresponding Uri.
3429         *
3430         * @deprecated use {@link #LOCATION_MODE} and
3431         * {@link LocationManager#MODE_CHANGED_ACTION} (or
3432         * {@link LocationManager#PROVIDERS_CHANGED_ACTION})
3433         */
3434        @Deprecated
3435        public static final String LOCATION_PROVIDERS_ALLOWED = "location_providers_allowed";
3436
3437        /**
3438         * The degree of location access enabled by the user.
3439         * <p>
3440         * When used with {@link #putInt(ContentResolver, String, int)}, must be one of {@link
3441         * #LOCATION_MODE_HIGH_ACCURACY}, {@link #LOCATION_MODE_SENSORS_ONLY}, {@link
3442         * #LOCATION_MODE_BATTERY_SAVING}, or {@link #LOCATION_MODE_OFF}. When used with {@link
3443         * #getInt(ContentResolver, String)}, the caller must gracefully handle additional location
3444         * modes that might be added in the future.
3445         * <p>
3446         * Note: do not rely on this value being present in settings.db or on ContentObserver
3447         * notifications for the corresponding Uri. Use {@link LocationManager#MODE_CHANGED_ACTION}
3448         * to receive changes in this value.
3449         */
3450        public static final String LOCATION_MODE = "location_mode";
3451
3452        /**
3453         * Location access disabled.
3454         */
3455        public static final int LOCATION_MODE_OFF = 0;
3456        /**
3457         * Network Location Provider disabled, but GPS and other sensors enabled.
3458         */
3459        public static final int LOCATION_MODE_SENSORS_ONLY = 1;
3460        /**
3461         * Reduced power usage, such as limiting the number of GPS updates per hour. Requests
3462         * with {@link android.location.Criteria#POWER_HIGH} may be downgraded to
3463         * {@link android.location.Criteria#POWER_MEDIUM}.
3464         */
3465        public static final int LOCATION_MODE_BATTERY_SAVING = 2;
3466        /**
3467         * Best-effort location computation allowed.
3468         */
3469        public static final int LOCATION_MODE_HIGH_ACCURACY = 3;
3470
3471        /**
3472         * A flag containing settings used for biometric weak
3473         * @hide
3474         */
3475        public static final String LOCK_BIOMETRIC_WEAK_FLAGS =
3476                "lock_biometric_weak_flags";
3477
3478        /**
3479         * Whether autolock is enabled (0 = false, 1 = true)
3480         */
3481        public static final String LOCK_PATTERN_ENABLED = "lock_pattern_autolock";
3482
3483        /**
3484         * Whether lock pattern is visible as user enters (0 = false, 1 = true)
3485         */
3486        public static final String LOCK_PATTERN_VISIBLE = "lock_pattern_visible_pattern";
3487
3488        /**
3489         * Whether lock pattern will vibrate as user enters (0 = false, 1 =
3490         * true)
3491         *
3492         * @deprecated Starting in {@link VERSION_CODES#JELLY_BEAN_MR1} the
3493         *             lockscreen uses
3494         *             {@link Settings.System#HAPTIC_FEEDBACK_ENABLED}.
3495         */
3496        @Deprecated
3497        public static final String
3498                LOCK_PATTERN_TACTILE_FEEDBACK_ENABLED = "lock_pattern_tactile_feedback_enabled";
3499
3500        /**
3501         * This preference allows the device to be locked given time after screen goes off,
3502         * subject to current DeviceAdmin policy limits.
3503         * @hide
3504         */
3505        public static final String LOCK_SCREEN_LOCK_AFTER_TIMEOUT = "lock_screen_lock_after_timeout";
3506
3507
3508        /**
3509         * This preference contains the string that shows for owner info on LockScreen.
3510         * @hide
3511         * @deprecated
3512         */
3513        public static final String LOCK_SCREEN_OWNER_INFO = "lock_screen_owner_info";
3514
3515        /**
3516         * Ids of the user-selected appwidgets on the lockscreen (comma-delimited).
3517         * @hide
3518         */
3519        public static final String LOCK_SCREEN_APPWIDGET_IDS =
3520            "lock_screen_appwidget_ids";
3521
3522        /**
3523         * List of enrolled fingerprint identifiers (comma-delimited).
3524         * @hide
3525         */
3526        public static final String USER_FINGERPRINT_IDS = "user_fingerprint_ids";
3527
3528        /**
3529         * Id of the appwidget shown on the lock screen when appwidgets are disabled.
3530         * @hide
3531         */
3532        public static final String LOCK_SCREEN_FALLBACK_APPWIDGET_ID =
3533            "lock_screen_fallback_appwidget_id";
3534
3535        /**
3536         * Index of the lockscreen appwidget to restore, -1 if none.
3537         * @hide
3538         */
3539        public static final String LOCK_SCREEN_STICKY_APPWIDGET =
3540            "lock_screen_sticky_appwidget";
3541
3542        /**
3543         * This preference enables showing the owner info on LockScreen.
3544         * @hide
3545         * @deprecated
3546         */
3547        public static final String LOCK_SCREEN_OWNER_INFO_ENABLED =
3548            "lock_screen_owner_info_enabled";
3549
3550        /**
3551         * When set by a user, allows notifications to be shown atop a securely locked screen
3552         * in their full "private" form (same as when the device is unlocked).
3553         * @hide
3554         */
3555        public static final String LOCK_SCREEN_ALLOW_PRIVATE_NOTIFICATIONS =
3556                "lock_screen_allow_private_notifications";
3557
3558        /**
3559         * The Logging ID (a unique 64-bit value) as a hex string.
3560         * Used as a pseudonymous identifier for logging.
3561         * @deprecated This identifier is poorly initialized and has
3562         * many collisions.  It should not be used.
3563         */
3564        @Deprecated
3565        public static final String LOGGING_ID = "logging_id";
3566
3567        /**
3568         * @deprecated Use {@link android.provider.Settings.Global#NETWORK_PREFERENCE} instead
3569         */
3570        @Deprecated
3571        public static final String NETWORK_PREFERENCE = Global.NETWORK_PREFERENCE;
3572
3573        /**
3574         * No longer supported.
3575         */
3576        public static final String PARENTAL_CONTROL_ENABLED = "parental_control_enabled";
3577
3578        /**
3579         * No longer supported.
3580         */
3581        public static final String PARENTAL_CONTROL_LAST_UPDATE = "parental_control_last_update";
3582
3583        /**
3584         * No longer supported.
3585         */
3586        public static final String PARENTAL_CONTROL_REDIRECT_URL = "parental_control_redirect_url";
3587
3588        /**
3589         * Settings classname to launch when Settings is clicked from All
3590         * Applications.  Needed because of user testing between the old
3591         * and new Settings apps.
3592         */
3593        // TODO: 881807
3594        public static final String SETTINGS_CLASSNAME = "settings_classname";
3595
3596        /**
3597         * @deprecated Use {@link android.provider.Settings.Global#USB_MASS_STORAGE_ENABLED} instead
3598         */
3599        @Deprecated
3600        public static final String USB_MASS_STORAGE_ENABLED = Global.USB_MASS_STORAGE_ENABLED;
3601
3602        /**
3603         * @deprecated Use {@link android.provider.Settings.Global#USE_GOOGLE_MAIL} instead
3604         */
3605        @Deprecated
3606        public static final String USE_GOOGLE_MAIL = Global.USE_GOOGLE_MAIL;
3607
3608        /**
3609         * If accessibility is enabled.
3610         */
3611        public static final String ACCESSIBILITY_ENABLED = "accessibility_enabled";
3612
3613        /**
3614         * If touch exploration is enabled.
3615         */
3616        public static final String TOUCH_EXPLORATION_ENABLED = "touch_exploration_enabled";
3617
3618        /**
3619         * List of the enabled accessibility providers.
3620         */
3621        public static final String ENABLED_ACCESSIBILITY_SERVICES =
3622            "enabled_accessibility_services";
3623
3624        /**
3625         * List of the accessibility services to which the user has granted
3626         * permission to put the device into touch exploration mode.
3627         *
3628         * @hide
3629         */
3630        public static final String TOUCH_EXPLORATION_GRANTED_ACCESSIBILITY_SERVICES =
3631            "touch_exploration_granted_accessibility_services";
3632
3633        /**
3634         * Whether to speak passwords while in accessibility mode.
3635         */
3636        public static final String ACCESSIBILITY_SPEAK_PASSWORD = "speak_password";
3637
3638        /**
3639         * If injection of accessibility enhancing JavaScript screen-reader
3640         * is enabled.
3641         * <p>
3642         *   Note: The JavaScript based screen-reader is served by the
3643         *   Google infrastructure and enable users with disabilities to
3644         *   efficiently navigate in and explore web content.
3645         * </p>
3646         * <p>
3647         *   This property represents a boolean value.
3648         * </p>
3649         * @hide
3650         */
3651        public static final String ACCESSIBILITY_SCRIPT_INJECTION =
3652            "accessibility_script_injection";
3653
3654        /**
3655         * The URL for the injected JavaScript based screen-reader used
3656         * for providing accessibility of content in WebView.
3657         * <p>
3658         *   Note: The JavaScript based screen-reader is served by the
3659         *   Google infrastructure and enable users with disabilities to
3660         *   efficiently navigate in and explore web content.
3661         * </p>
3662         * <p>
3663         *   This property represents a string value.
3664         * </p>
3665         * @hide
3666         */
3667        public static final String ACCESSIBILITY_SCREEN_READER_URL =
3668            "accessibility_script_injection_url";
3669
3670        /**
3671         * Key bindings for navigation in built-in accessibility support for web content.
3672         * <p>
3673         *   Note: These key bindings are for the built-in accessibility navigation for
3674         *   web content which is used as a fall back solution if JavaScript in a WebView
3675         *   is not enabled or the user has not opted-in script injection from Google.
3676         * </p>
3677         * <p>
3678         *   The bindings are separated by semi-colon. A binding is a mapping from
3679         *   a key to a sequence of actions (for more details look at
3680         *   android.webkit.AccessibilityInjector). A key is represented as the hexademical
3681         *   string representation of an integer obtained from a meta state (optional) shifted
3682         *   sixteen times left and bitwise ored with a key code. An action is represented
3683         *   as a hexademical string representation of an integer where the first two digits
3684         *   are navigation action index, the second, the third, and the fourth digit pairs
3685         *   represent the action arguments. The separate actions in a binding are colon
3686         *   separated. The key and the action sequence it maps to are separated by equals.
3687         * </p>
3688         * <p>
3689         *   For example, the binding below maps the DPAD right button to traverse the
3690         *   current navigation axis once without firing an accessibility event and to
3691         *   perform the same traversal again but to fire an event:
3692         *   <code>
3693         *     0x16=0x01000100:0x01000101;
3694         *   </code>
3695         * </p>
3696         * <p>
3697         *   The goal of this binding is to enable dynamic rebinding of keys to
3698         *   navigation actions for web content without requiring a framework change.
3699         * </p>
3700         * <p>
3701         *   This property represents a string value.
3702         * </p>
3703         * @hide
3704         */
3705        public static final String ACCESSIBILITY_WEB_CONTENT_KEY_BINDINGS =
3706            "accessibility_web_content_key_bindings";
3707
3708        /**
3709         * Setting that specifies whether the display magnification is enabled.
3710         * Display magnifications allows the user to zoom in the display content
3711         * and is targeted to low vision users. The current magnification scale
3712         * is controlled by {@link #ACCESSIBILITY_DISPLAY_MAGNIFICATION_SCALE}.
3713         *
3714         * @hide
3715         */
3716        public static final String ACCESSIBILITY_DISPLAY_MAGNIFICATION_ENABLED =
3717                "accessibility_display_magnification_enabled";
3718
3719        /**
3720         * Setting that specifies what the display magnification scale is.
3721         * Display magnifications allows the user to zoom in the display
3722         * content and is targeted to low vision users. Whether a display
3723         * magnification is performed is controlled by
3724         * {@link #ACCESSIBILITY_DISPLAY_MAGNIFICATION_ENABLED}
3725         *
3726         * @hide
3727         */
3728        public static final String ACCESSIBILITY_DISPLAY_MAGNIFICATION_SCALE =
3729                "accessibility_display_magnification_scale";
3730
3731        /**
3732         * Setting that specifies whether the display magnification should be
3733         * automatically updated. If this fearture is enabled the system will
3734         * exit magnification mode or pan the viewport when a context change
3735         * occurs. For example, on staring a new activity or rotating the screen,
3736         * the system may zoom out so the user can see the new context he is in.
3737         * Another example is on showing a window that is not visible in the
3738         * magnified viewport the system may pan the viewport to make the window
3739         * the has popped up so the user knows that the context has changed.
3740         * Whether a screen magnification is performed is controlled by
3741         * {@link #ACCESSIBILITY_DISPLAY_MAGNIFICATION_ENABLED}
3742         *
3743         * @hide
3744         */
3745        public static final String ACCESSIBILITY_DISPLAY_MAGNIFICATION_AUTO_UPDATE =
3746                "accessibility_display_magnification_auto_update";
3747
3748        /**
3749         * Setting that specifies whether timed text (captions) should be
3750         * displayed in video content. Text display properties are controlled by
3751         * the following settings:
3752         * <ul>
3753         * <li>{@link #ACCESSIBILITY_CAPTIONING_LOCALE}
3754         * <li>{@link #ACCESSIBILITY_CAPTIONING_BACKGROUND_COLOR}
3755         * <li>{@link #ACCESSIBILITY_CAPTIONING_FOREGROUND_COLOR}
3756         * <li>{@link #ACCESSIBILITY_CAPTIONING_EDGE_COLOR}
3757         * <li>{@link #ACCESSIBILITY_CAPTIONING_EDGE_TYPE}
3758         * <li>{@link #ACCESSIBILITY_CAPTIONING_TYPEFACE}
3759         * <li>{@link #ACCESSIBILITY_CAPTIONING_FONT_SCALE}
3760         * </ul>
3761         *
3762         * @hide
3763         */
3764        public static final String ACCESSIBILITY_CAPTIONING_ENABLED =
3765                "accessibility_captioning_enabled";
3766
3767        /**
3768         * Setting that specifies the language for captions as a locale string,
3769         * e.g. en_US.
3770         *
3771         * @see java.util.Locale#toString
3772         * @hide
3773         */
3774        public static final String ACCESSIBILITY_CAPTIONING_LOCALE =
3775                "accessibility_captioning_locale";
3776
3777        /**
3778         * Integer property that specifies the preset style for captions, one
3779         * of:
3780         * <ul>
3781         * <li>{@link android.view.accessibility.CaptioningManager.CaptionStyle#PRESET_CUSTOM}
3782         * <li>a valid index of {@link android.view.accessibility.CaptioningManager.CaptionStyle#PRESETS}
3783         * </ul>
3784         *
3785         * @see java.util.Locale#toString
3786         * @hide
3787         */
3788        public static final String ACCESSIBILITY_CAPTIONING_PRESET =
3789                "accessibility_captioning_preset";
3790
3791        /**
3792         * Integer property that specifes the background color for captions as a
3793         * packed 32-bit color.
3794         *
3795         * @see android.graphics.Color#argb
3796         * @hide
3797         */
3798        public static final String ACCESSIBILITY_CAPTIONING_BACKGROUND_COLOR =
3799                "accessibility_captioning_background_color";
3800
3801        /**
3802         * Integer property that specifes the foreground color for captions as a
3803         * packed 32-bit color.
3804         *
3805         * @see android.graphics.Color#argb
3806         * @hide
3807         */
3808        public static final String ACCESSIBILITY_CAPTIONING_FOREGROUND_COLOR =
3809                "accessibility_captioning_foreground_color";
3810
3811        /**
3812         * Integer property that specifes the edge type for captions, one of:
3813         * <ul>
3814         * <li>{@link android.view.accessibility.CaptioningManager.CaptionStyle#EDGE_TYPE_NONE}
3815         * <li>{@link android.view.accessibility.CaptioningManager.CaptionStyle#EDGE_TYPE_OUTLINE}
3816         * <li>{@link android.view.accessibility.CaptioningManager.CaptionStyle#EDGE_TYPE_DROP_SHADOW}
3817         * </ul>
3818         *
3819         * @see #ACCESSIBILITY_CAPTIONING_EDGE_COLOR
3820         * @hide
3821         */
3822        public static final String ACCESSIBILITY_CAPTIONING_EDGE_TYPE =
3823                "accessibility_captioning_edge_type";
3824
3825        /**
3826         * Integer property that specifes the edge color for captions as a
3827         * packed 32-bit color.
3828         *
3829         * @see #ACCESSIBILITY_CAPTIONING_EDGE_TYPE
3830         * @see android.graphics.Color#argb
3831         * @hide
3832         */
3833        public static final String ACCESSIBILITY_CAPTIONING_EDGE_COLOR =
3834                "accessibility_captioning_edge_color";
3835
3836        /**
3837         * Integer property that specifes the window color for captions as a
3838         * packed 32-bit color.
3839         *
3840         * @see android.graphics.Color#argb
3841         * @hide
3842         */
3843        public static final String ACCESSIBILITY_CAPTIONING_WINDOW_COLOR =
3844                "accessibility_captioning_window_color";
3845
3846        /**
3847         * String property that specifies the typeface for captions, one of:
3848         * <ul>
3849         * <li>DEFAULT
3850         * <li>MONOSPACE
3851         * <li>SANS_SERIF
3852         * <li>SERIF
3853         * </ul>
3854         *
3855         * @see android.graphics.Typeface
3856         * @hide
3857         */
3858        public static final String ACCESSIBILITY_CAPTIONING_TYPEFACE =
3859                "accessibility_captioning_typeface";
3860
3861        /**
3862         * Floating point property that specifies font scaling for captions.
3863         *
3864         * @hide
3865         */
3866        public static final String ACCESSIBILITY_CAPTIONING_FONT_SCALE =
3867                "accessibility_captioning_font_scale";
3868
3869        /**
3870         * Setting that specifies whether the quick setting tile for display
3871         * color inversion is enabled.
3872         *
3873         * @hide
3874         */
3875        public static final String ACCESSIBILITY_DISPLAY_INVERSION_QUICK_SETTING_ENABLED =
3876                "accessibility_display_inversion_quick_setting_enabled";
3877
3878        /**
3879         * Setting that specifies whether display color inversion is enabled.
3880         */
3881        public static final String ACCESSIBILITY_DISPLAY_INVERSION_ENABLED =
3882                "accessibility_display_inversion_enabled";
3883
3884        /**
3885         * Setting that specifies whether the quick setting tile for display
3886         * color space adjustment is enabled.
3887         *
3888         * @hide
3889         */
3890        public static final String ACCESSIBILITY_DISPLAY_DALTONIZER_QUICK_SETTING_ENABLED =
3891                "accessibility_display_daltonizer_quick_setting_enabled";
3892
3893        /**
3894         * Setting that specifies whether display color space adjustment is
3895         * enabled.
3896         *
3897         * @hide
3898         */
3899        public static final String ACCESSIBILITY_DISPLAY_DALTONIZER_ENABLED =
3900                "accessibility_display_daltonizer_enabled";
3901
3902        /**
3903         * Integer property that specifies the type of color space adjustment to
3904         * perform. Valid values are defined in AccessibilityManager.
3905         *
3906         * @hide
3907         */
3908        public static final String ACCESSIBILITY_DISPLAY_DALTONIZER =
3909                "accessibility_display_daltonizer";
3910
3911        /**
3912         * The timout for considering a press to be a long press in milliseconds.
3913         * @hide
3914         */
3915        public static final String LONG_PRESS_TIMEOUT = "long_press_timeout";
3916
3917        /**
3918         * List of the enabled print services.
3919         * @hide
3920         */
3921        public static final String ENABLED_PRINT_SERVICES =
3922            "enabled_print_services";
3923
3924        /**
3925         * List of the system print services we enabled on first boot. On
3926         * first boot we enable all system, i.e. bundled print services,
3927         * once, so they work out-of-the-box.
3928         * @hide
3929         */
3930        public static final String ENABLED_ON_FIRST_BOOT_SYSTEM_PRINT_SERVICES =
3931            "enabled_on_first_boot_system_print_services";
3932
3933        /**
3934         * Setting to always use the default text-to-speech settings regardless
3935         * of the application settings.
3936         * 1 = override application settings,
3937         * 0 = use application settings (if specified).
3938         *
3939         * @deprecated  The value of this setting is no longer respected by
3940         * the framework text to speech APIs as of the Ice Cream Sandwich release.
3941         */
3942        @Deprecated
3943        public static final String TTS_USE_DEFAULTS = "tts_use_defaults";
3944
3945        /**
3946         * Default text-to-speech engine speech rate. 100 = 1x
3947         */
3948        public static final String TTS_DEFAULT_RATE = "tts_default_rate";
3949
3950        /**
3951         * Default text-to-speech engine pitch. 100 = 1x
3952         */
3953        public static final String TTS_DEFAULT_PITCH = "tts_default_pitch";
3954
3955        /**
3956         * Default text-to-speech engine.
3957         */
3958        public static final String TTS_DEFAULT_SYNTH = "tts_default_synth";
3959
3960        /**
3961         * Default text-to-speech language.
3962         *
3963         * @deprecated this setting is no longer in use, as of the Ice Cream
3964         * Sandwich release. Apps should never need to read this setting directly,
3965         * instead can query the TextToSpeech framework classes for the default
3966         * locale. {@link TextToSpeech#getLanguage()}.
3967         */
3968        @Deprecated
3969        public static final String TTS_DEFAULT_LANG = "tts_default_lang";
3970
3971        /**
3972         * Default text-to-speech country.
3973         *
3974         * @deprecated this setting is no longer in use, as of the Ice Cream
3975         * Sandwich release. Apps should never need to read this setting directly,
3976         * instead can query the TextToSpeech framework classes for the default
3977         * locale. {@link TextToSpeech#getLanguage()}.
3978         */
3979        @Deprecated
3980        public static final String TTS_DEFAULT_COUNTRY = "tts_default_country";
3981
3982        /**
3983         * Default text-to-speech locale variant.
3984         *
3985         * @deprecated this setting is no longer in use, as of the Ice Cream
3986         * Sandwich release. Apps should never need to read this setting directly,
3987         * instead can query the TextToSpeech framework classes for the
3988         * locale that is in use {@link TextToSpeech#getLanguage()}.
3989         */
3990        @Deprecated
3991        public static final String TTS_DEFAULT_VARIANT = "tts_default_variant";
3992
3993        /**
3994         * Stores the default tts locales on a per engine basis. Stored as
3995         * a comma seperated list of values, each value being of the form
3996         * {@code engine_name:locale} for example,
3997         * {@code com.foo.ttsengine:eng-USA,com.bar.ttsengine:esp-ESP}. This
3998         * supersedes {@link #TTS_DEFAULT_LANG}, {@link #TTS_DEFAULT_COUNTRY} and
3999         * {@link #TTS_DEFAULT_VARIANT}. Apps should never need to read this
4000         * setting directly, and can query the TextToSpeech framework classes
4001         * for the locale that is in use.
4002         *
4003         * @hide
4004         */
4005        public static final String TTS_DEFAULT_LOCALE = "tts_default_locale";
4006
4007        /**
4008         * Space delimited list of plugin packages that are enabled.
4009         */
4010        public static final String TTS_ENABLED_PLUGINS = "tts_enabled_plugins";
4011
4012        /**
4013         * @deprecated Use {@link android.provider.Settings.Global#WIFI_NETWORKS_AVAILABLE_NOTIFICATION_ON}
4014         * instead.
4015         */
4016        @Deprecated
4017        public static final String WIFI_NETWORKS_AVAILABLE_NOTIFICATION_ON =
4018                Global.WIFI_NETWORKS_AVAILABLE_NOTIFICATION_ON;
4019
4020        /**
4021         * @deprecated Use {@link android.provider.Settings.Global#WIFI_NETWORKS_AVAILABLE_REPEAT_DELAY}
4022         * instead.
4023         */
4024        @Deprecated
4025        public static final String WIFI_NETWORKS_AVAILABLE_REPEAT_DELAY =
4026                Global.WIFI_NETWORKS_AVAILABLE_REPEAT_DELAY;
4027
4028        /**
4029         * @deprecated Use {@link android.provider.Settings.Global#WIFI_NUM_OPEN_NETWORKS_KEPT}
4030         * instead.
4031         */
4032        @Deprecated
4033        public static final String WIFI_NUM_OPEN_NETWORKS_KEPT =
4034                Global.WIFI_NUM_OPEN_NETWORKS_KEPT;
4035
4036        /**
4037         * @deprecated Use {@link android.provider.Settings.Global#WIFI_ON}
4038         * instead.
4039         */
4040        @Deprecated
4041        public static final String WIFI_ON = Global.WIFI_ON;
4042
4043        /**
4044         * The acceptable packet loss percentage (range 0 - 100) before trying
4045         * another AP on the same network.
4046         * @deprecated This setting is not used.
4047         */
4048        @Deprecated
4049        public static final String WIFI_WATCHDOG_ACCEPTABLE_PACKET_LOSS_PERCENTAGE =
4050                "wifi_watchdog_acceptable_packet_loss_percentage";
4051
4052        /**
4053         * The number of access points required for a network in order for the
4054         * watchdog to monitor it.
4055         * @deprecated This setting is not used.
4056         */
4057        @Deprecated
4058        public static final String WIFI_WATCHDOG_AP_COUNT = "wifi_watchdog_ap_count";
4059
4060        /**
4061         * The delay between background checks.
4062         * @deprecated This setting is not used.
4063         */
4064        @Deprecated
4065        public static final String WIFI_WATCHDOG_BACKGROUND_CHECK_DELAY_MS =
4066                "wifi_watchdog_background_check_delay_ms";
4067
4068        /**
4069         * Whether the Wi-Fi watchdog is enabled for background checking even
4070         * after it thinks the user has connected to a good access point.
4071         * @deprecated This setting is not used.
4072         */
4073        @Deprecated
4074        public static final String WIFI_WATCHDOG_BACKGROUND_CHECK_ENABLED =
4075                "wifi_watchdog_background_check_enabled";
4076
4077        /**
4078         * The timeout for a background ping
4079         * @deprecated This setting is not used.
4080         */
4081        @Deprecated
4082        public static final String WIFI_WATCHDOG_BACKGROUND_CHECK_TIMEOUT_MS =
4083                "wifi_watchdog_background_check_timeout_ms";
4084
4085        /**
4086         * The number of initial pings to perform that *may* be ignored if they
4087         * fail. Again, if these fail, they will *not* be used in packet loss
4088         * calculation. For example, one network always seemed to time out for
4089         * the first couple pings, so this is set to 3 by default.
4090         * @deprecated This setting is not used.
4091         */
4092        @Deprecated
4093        public static final String WIFI_WATCHDOG_INITIAL_IGNORED_PING_COUNT =
4094            "wifi_watchdog_initial_ignored_ping_count";
4095
4096        /**
4097         * The maximum number of access points (per network) to attempt to test.
4098         * If this number is reached, the watchdog will no longer monitor the
4099         * initial connection state for the network. This is a safeguard for
4100         * networks containing multiple APs whose DNS does not respond to pings.
4101         * @deprecated This setting is not used.
4102         */
4103        @Deprecated
4104        public static final String WIFI_WATCHDOG_MAX_AP_CHECKS = "wifi_watchdog_max_ap_checks";
4105
4106        /**
4107         * @deprecated Use {@link android.provider.Settings.Global#WIFI_WATCHDOG_ON} instead
4108         */
4109        @Deprecated
4110        public static final String WIFI_WATCHDOG_ON = "wifi_watchdog_on";
4111
4112        /**
4113         * A comma-separated list of SSIDs for which the Wi-Fi watchdog should be enabled.
4114         * @deprecated This setting is not used.
4115         */
4116        @Deprecated
4117        public static final String WIFI_WATCHDOG_WATCH_LIST = "wifi_watchdog_watch_list";
4118
4119        /**
4120         * The number of pings to test if an access point is a good connection.
4121         * @deprecated This setting is not used.
4122         */
4123        @Deprecated
4124        public static final String WIFI_WATCHDOG_PING_COUNT = "wifi_watchdog_ping_count";
4125
4126        /**
4127         * The delay between pings.
4128         * @deprecated This setting is not used.
4129         */
4130        @Deprecated
4131        public static final String WIFI_WATCHDOG_PING_DELAY_MS = "wifi_watchdog_ping_delay_ms";
4132
4133        /**
4134         * The timeout per ping.
4135         * @deprecated This setting is not used.
4136         */
4137        @Deprecated
4138        public static final String WIFI_WATCHDOG_PING_TIMEOUT_MS = "wifi_watchdog_ping_timeout_ms";
4139
4140        /**
4141         * @deprecated Use
4142         * {@link android.provider.Settings.Global#WIFI_MAX_DHCP_RETRY_COUNT} instead
4143         */
4144        @Deprecated
4145        public static final String WIFI_MAX_DHCP_RETRY_COUNT = Global.WIFI_MAX_DHCP_RETRY_COUNT;
4146
4147        /**
4148         * @deprecated Use
4149         * {@link android.provider.Settings.Global#WIFI_MOBILE_DATA_TRANSITION_WAKELOCK_TIMEOUT_MS} instead
4150         */
4151        @Deprecated
4152        public static final String WIFI_MOBILE_DATA_TRANSITION_WAKELOCK_TIMEOUT_MS =
4153                Global.WIFI_MOBILE_DATA_TRANSITION_WAKELOCK_TIMEOUT_MS;
4154
4155        /**
4156         * Whether background data usage is allowed.
4157         *
4158         * @deprecated As of {@link VERSION_CODES#ICE_CREAM_SANDWICH},
4159         *             availability of background data depends on several
4160         *             combined factors. When background data is unavailable,
4161         *             {@link ConnectivityManager#getActiveNetworkInfo()} will
4162         *             now appear disconnected.
4163         */
4164        @Deprecated
4165        public static final String BACKGROUND_DATA = "background_data";
4166
4167        /**
4168         * Origins for which browsers should allow geolocation by default.
4169         * The value is a space-separated list of origins.
4170         */
4171        public static final String ALLOWED_GEOLOCATION_ORIGINS
4172                = "allowed_geolocation_origins";
4173
4174        /**
4175         * The preferred TTY mode     0 = TTy Off, CDMA default
4176         *                            1 = TTY Full
4177         *                            2 = TTY HCO
4178         *                            3 = TTY VCO
4179         * @hide
4180         */
4181        public static final String PREFERRED_TTY_MODE =
4182                "preferred_tty_mode";
4183
4184        /**
4185         * Whether the enhanced voice privacy mode is enabled.
4186         * 0 = normal voice privacy
4187         * 1 = enhanced voice privacy
4188         * @hide
4189         */
4190        public static final String ENHANCED_VOICE_PRIVACY_ENABLED = "enhanced_voice_privacy_enabled";
4191
4192        /**
4193         * Whether the TTY mode mode is enabled.
4194         * 0 = disabled
4195         * 1 = enabled
4196         * @hide
4197         */
4198        public static final String TTY_MODE_ENABLED = "tty_mode_enabled";
4199
4200        /**
4201         * Controls whether settings backup is enabled.
4202         * Type: int ( 0 = disabled, 1 = enabled )
4203         * @hide
4204         */
4205        public static final String BACKUP_ENABLED = "backup_enabled";
4206
4207        /**
4208         * Controls whether application data is automatically restored from backup
4209         * at install time.
4210         * Type: int ( 0 = disabled, 1 = enabled )
4211         * @hide
4212         */
4213        public static final String BACKUP_AUTO_RESTORE = "backup_auto_restore";
4214
4215        /**
4216         * Indicates whether settings backup has been fully provisioned.
4217         * Type: int ( 0 = unprovisioned, 1 = fully provisioned )
4218         * @hide
4219         */
4220        public static final String BACKUP_PROVISIONED = "backup_provisioned";
4221
4222        /**
4223         * Component of the transport to use for backup/restore.
4224         * @hide
4225         */
4226        public static final String BACKUP_TRANSPORT = "backup_transport";
4227
4228        /**
4229         * Version for which the setup wizard was last shown.  Bumped for
4230         * each release when there is new setup information to show.
4231         * @hide
4232         */
4233        public static final String LAST_SETUP_SHOWN = "last_setup_shown";
4234
4235        /**
4236         * The interval in milliseconds after which Wi-Fi is considered idle.
4237         * When idle, it is possible for the device to be switched from Wi-Fi to
4238         * the mobile data network.
4239         * @hide
4240         * @deprecated Use {@link android.provider.Settings.Global#WIFI_IDLE_MS}
4241         * instead.
4242         */
4243        @Deprecated
4244        public static final String WIFI_IDLE_MS = Global.WIFI_IDLE_MS;
4245
4246        /**
4247         * The global search provider chosen by the user (if multiple global
4248         * search providers are installed). This will be the provider returned
4249         * by {@link SearchManager#getGlobalSearchActivity()} if it's still
4250         * installed. This setting is stored as a flattened component name as
4251         * per {@link ComponentName#flattenToString()}.
4252         *
4253         * @hide
4254         */
4255        public static final String SEARCH_GLOBAL_SEARCH_ACTIVITY =
4256                "search_global_search_activity";
4257
4258        /**
4259         * The number of promoted sources in GlobalSearch.
4260         * @hide
4261         */
4262        public static final String SEARCH_NUM_PROMOTED_SOURCES = "search_num_promoted_sources";
4263        /**
4264         * The maximum number of suggestions returned by GlobalSearch.
4265         * @hide
4266         */
4267        public static final String SEARCH_MAX_RESULTS_TO_DISPLAY = "search_max_results_to_display";
4268        /**
4269         * The number of suggestions GlobalSearch will ask each non-web search source for.
4270         * @hide
4271         */
4272        public static final String SEARCH_MAX_RESULTS_PER_SOURCE = "search_max_results_per_source";
4273        /**
4274         * The number of suggestions the GlobalSearch will ask the web search source for.
4275         * @hide
4276         */
4277        public static final String SEARCH_WEB_RESULTS_OVERRIDE_LIMIT =
4278                "search_web_results_override_limit";
4279        /**
4280         * The number of milliseconds that GlobalSearch will wait for suggestions from
4281         * promoted sources before continuing with all other sources.
4282         * @hide
4283         */
4284        public static final String SEARCH_PROMOTED_SOURCE_DEADLINE_MILLIS =
4285                "search_promoted_source_deadline_millis";
4286        /**
4287         * The number of milliseconds before GlobalSearch aborts search suggesiton queries.
4288         * @hide
4289         */
4290        public static final String SEARCH_SOURCE_TIMEOUT_MILLIS = "search_source_timeout_millis";
4291        /**
4292         * The maximum number of milliseconds that GlobalSearch shows the previous results
4293         * after receiving a new query.
4294         * @hide
4295         */
4296        public static final String SEARCH_PREFILL_MILLIS = "search_prefill_millis";
4297        /**
4298         * The maximum age of log data used for shortcuts in GlobalSearch.
4299         * @hide
4300         */
4301        public static final String SEARCH_MAX_STAT_AGE_MILLIS = "search_max_stat_age_millis";
4302        /**
4303         * The maximum age of log data used for source ranking in GlobalSearch.
4304         * @hide
4305         */
4306        public static final String SEARCH_MAX_SOURCE_EVENT_AGE_MILLIS =
4307                "search_max_source_event_age_millis";
4308        /**
4309         * The minimum number of impressions needed to rank a source in GlobalSearch.
4310         * @hide
4311         */
4312        public static final String SEARCH_MIN_IMPRESSIONS_FOR_SOURCE_RANKING =
4313                "search_min_impressions_for_source_ranking";
4314        /**
4315         * The minimum number of clicks needed to rank a source in GlobalSearch.
4316         * @hide
4317         */
4318        public static final String SEARCH_MIN_CLICKS_FOR_SOURCE_RANKING =
4319                "search_min_clicks_for_source_ranking";
4320        /**
4321         * The maximum number of shortcuts shown by GlobalSearch.
4322         * @hide
4323         */
4324        public static final String SEARCH_MAX_SHORTCUTS_RETURNED = "search_max_shortcuts_returned";
4325        /**
4326         * The size of the core thread pool for suggestion queries in GlobalSearch.
4327         * @hide
4328         */
4329        public static final String SEARCH_QUERY_THREAD_CORE_POOL_SIZE =
4330                "search_query_thread_core_pool_size";
4331        /**
4332         * The maximum size of the thread pool for suggestion queries in GlobalSearch.
4333         * @hide
4334         */
4335        public static final String SEARCH_QUERY_THREAD_MAX_POOL_SIZE =
4336                "search_query_thread_max_pool_size";
4337        /**
4338         * The size of the core thread pool for shortcut refreshing in GlobalSearch.
4339         * @hide
4340         */
4341        public static final String SEARCH_SHORTCUT_REFRESH_CORE_POOL_SIZE =
4342                "search_shortcut_refresh_core_pool_size";
4343        /**
4344         * The maximum size of the thread pool for shortcut refreshing in GlobalSearch.
4345         * @hide
4346         */
4347        public static final String SEARCH_SHORTCUT_REFRESH_MAX_POOL_SIZE =
4348                "search_shortcut_refresh_max_pool_size";
4349        /**
4350         * The maximun time that excess threads in the GlobalSeach thread pools will
4351         * wait before terminating.
4352         * @hide
4353         */
4354        public static final String SEARCH_THREAD_KEEPALIVE_SECONDS =
4355                "search_thread_keepalive_seconds";
4356        /**
4357         * The maximum number of concurrent suggestion queries to each source.
4358         * @hide
4359         */
4360        public static final String SEARCH_PER_SOURCE_CONCURRENT_QUERY_LIMIT =
4361                "search_per_source_concurrent_query_limit";
4362
4363        /**
4364         * Whether or not alert sounds are played on MountService events. (0 = false, 1 = true)
4365         * @hide
4366         */
4367        public static final String MOUNT_PLAY_NOTIFICATION_SND = "mount_play_not_snd";
4368
4369        /**
4370         * Whether or not UMS auto-starts on UMS host detection. (0 = false, 1 = true)
4371         * @hide
4372         */
4373        public static final String MOUNT_UMS_AUTOSTART = "mount_ums_autostart";
4374
4375        /**
4376         * Whether or not a notification is displayed on UMS host detection. (0 = false, 1 = true)
4377         * @hide
4378         */
4379        public static final String MOUNT_UMS_PROMPT = "mount_ums_prompt";
4380
4381        /**
4382         * Whether or not a notification is displayed while UMS is enabled. (0 = false, 1 = true)
4383         * @hide
4384         */
4385        public static final String MOUNT_UMS_NOTIFY_ENABLED = "mount_ums_notify_enabled";
4386
4387        /**
4388         * If nonzero, ANRs in invisible background processes bring up a dialog.
4389         * Otherwise, the process will be silently killed.
4390         * @hide
4391         */
4392        public static final String ANR_SHOW_BACKGROUND = "anr_show_background";
4393
4394        /**
4395         * (Experimental). If nonzero, WebView uses data reduction proxy to save network
4396         * bandwidth. Otherwise, WebView does not use data reduction proxy.
4397         * @hide
4398         */
4399        public static final String WEBVIEW_DATA_REDUCTION_PROXY = "webview_data_reduction_proxy";
4400
4401        /**
4402         * The {@link ComponentName} string of the service to be used as the voice recognition
4403         * service.
4404         *
4405         * @hide
4406         */
4407        public static final String VOICE_RECOGNITION_SERVICE = "voice_recognition_service";
4408
4409        /**
4410         * Stores whether an user has consented to have apps verified through PAM.
4411         * The value is boolean (1 or 0).
4412         *
4413         * @hide
4414         */
4415        public static final String PACKAGE_VERIFIER_USER_CONSENT =
4416            "package_verifier_user_consent";
4417
4418        /**
4419         * The {@link ComponentName} string of the selected spell checker service which is
4420         * one of the services managed by the text service manager.
4421         *
4422         * @hide
4423         */
4424        public static final String SELECTED_SPELL_CHECKER = "selected_spell_checker";
4425
4426        /**
4427         * The {@link ComponentName} string of the selected subtype of the selected spell checker
4428         * service which is one of the services managed by the text service manager.
4429         *
4430         * @hide
4431         */
4432        public static final String SELECTED_SPELL_CHECKER_SUBTYPE =
4433                "selected_spell_checker_subtype";
4434
4435        /**
4436         * The {@link ComponentName} string whether spell checker is enabled or not.
4437         *
4438         * @hide
4439         */
4440        public static final String SPELL_CHECKER_ENABLED = "spell_checker_enabled";
4441
4442        /**
4443         * What happens when the user presses the Power button while in-call
4444         * and the screen is on.<br/>
4445         * <b>Values:</b><br/>
4446         * 1 - The Power button turns off the screen and locks the device. (Default behavior)<br/>
4447         * 2 - The Power button hangs up the current call.<br/>
4448         *
4449         * @hide
4450         */
4451        public static final String INCALL_POWER_BUTTON_BEHAVIOR = "incall_power_button_behavior";
4452
4453        /**
4454         * INCALL_POWER_BUTTON_BEHAVIOR value for "turn off screen".
4455         * @hide
4456         */
4457        public static final int INCALL_POWER_BUTTON_BEHAVIOR_SCREEN_OFF = 0x1;
4458
4459        /**
4460         * INCALL_POWER_BUTTON_BEHAVIOR value for "hang up".
4461         * @hide
4462         */
4463        public static final int INCALL_POWER_BUTTON_BEHAVIOR_HANGUP = 0x2;
4464
4465        /**
4466         * INCALL_POWER_BUTTON_BEHAVIOR default value.
4467         * @hide
4468         */
4469        public static final int INCALL_POWER_BUTTON_BEHAVIOR_DEFAULT =
4470                INCALL_POWER_BUTTON_BEHAVIOR_SCREEN_OFF;
4471
4472        /**
4473         * The current night mode that has been selected by the user.  Owned
4474         * and controlled by UiModeManagerService.  Constants are as per
4475         * UiModeManager.
4476         * @hide
4477         */
4478        public static final String UI_NIGHT_MODE = "ui_night_mode";
4479
4480        /**
4481         * Whether screensavers are enabled.
4482         * @hide
4483         */
4484        public static final String SCREENSAVER_ENABLED = "screensaver_enabled";
4485
4486        /**
4487         * The user's chosen screensaver components.
4488         *
4489         * These will be launched by the PhoneWindowManager after a timeout when not on
4490         * battery, or upon dock insertion (if SCREENSAVER_ACTIVATE_ON_DOCK is set to 1).
4491         * @hide
4492         */
4493        public static final String SCREENSAVER_COMPONENTS = "screensaver_components";
4494
4495        /**
4496         * If screensavers are enabled, whether the screensaver should be automatically launched
4497         * when the device is inserted into a (desk) dock.
4498         * @hide
4499         */
4500        public static final String SCREENSAVER_ACTIVATE_ON_DOCK = "screensaver_activate_on_dock";
4501
4502        /**
4503         * If screensavers are enabled, whether the screensaver should be automatically launched
4504         * when the screen times out when not on battery.
4505         * @hide
4506         */
4507        public static final String SCREENSAVER_ACTIVATE_ON_SLEEP = "screensaver_activate_on_sleep";
4508
4509        /**
4510         * If screensavers are enabled, the default screensaver component.
4511         * @hide
4512         */
4513        public static final String SCREENSAVER_DEFAULT_COMPONENT = "screensaver_default_component";
4514
4515        /**
4516         * The default NFC payment component
4517         * @hide
4518         */
4519        public static final String NFC_PAYMENT_DEFAULT_COMPONENT = "nfc_payment_default_component";
4520
4521        /**
4522         * Whether NFC payment is handled by the foreground application or a default.
4523         * @hide
4524         */
4525        public static final String NFC_PAYMENT_FOREGROUND = "nfc_payment_foreground";
4526
4527        /**
4528         * Specifies the package name currently configured to be the primary sms application
4529         * @hide
4530         */
4531        public static final String SMS_DEFAULT_APPLICATION = "sms_default_application";
4532
4533        /**
4534         * Name of a package that the current user has explicitly allowed to see all of that
4535         * user's notifications.
4536         *
4537         * @hide
4538         */
4539        public static final String ENABLED_NOTIFICATION_LISTENERS = "enabled_notification_listeners";
4540
4541        /**
4542         * @hide
4543         */
4544        public static final String ENABLED_CONDITION_PROVIDERS = "enabled_condition_providers";
4545
4546        /** @hide */
4547        public static final String BAR_SERVICE_COMPONENT = "bar_service_component";
4548
4549        /** @hide */
4550        public static final String IMMERSIVE_MODE_CONFIRMATIONS = "immersive_mode_confirmations";
4551
4552        /**
4553         * This is the query URI for finding a print service to install.
4554         *
4555         * @hide
4556         */
4557        public static final String PRINT_SERVICE_SEARCH_URI = "print_service_search_uri";
4558
4559        /**
4560         * This is the query URI for finding a NFC payment service to install.
4561         *
4562         * @hide
4563         */
4564        public static final String PAYMENT_SERVICE_SEARCH_URI = "payment_service_search_uri";
4565
4566        /**
4567         * If enabled, intercepted notifications will be displayed (not suppressed) in zen mode.
4568         * @hide
4569         */
4570        public static final String DISPLAY_INTERCEPTED_NOTIFICATIONS = "display_intercepted_notifications";
4571
4572        /**
4573         * This are the settings to be backed up.
4574         *
4575         * NOTE: Settings are backed up and restored in the order they appear
4576         *       in this array. If you have one setting depending on another,
4577         *       make sure that they are ordered appropriately.
4578         *
4579         * @hide
4580         */
4581        public static final String[] SETTINGS_TO_BACKUP = {
4582            BUGREPORT_IN_POWER_MENU,                            // moved to global
4583            ALLOW_MOCK_LOCATION,
4584            PARENTAL_CONTROL_ENABLED,
4585            PARENTAL_CONTROL_REDIRECT_URL,
4586            USB_MASS_STORAGE_ENABLED,                           // moved to global
4587            ACCESSIBILITY_DISPLAY_MAGNIFICATION_ENABLED,
4588            ACCESSIBILITY_DISPLAY_MAGNIFICATION_SCALE,
4589            ACCESSIBILITY_DISPLAY_MAGNIFICATION_AUTO_UPDATE,
4590            ACCESSIBILITY_SCRIPT_INJECTION,
4591            BACKUP_AUTO_RESTORE,
4592            ENABLED_ACCESSIBILITY_SERVICES,
4593            TOUCH_EXPLORATION_GRANTED_ACCESSIBILITY_SERVICES,
4594            TOUCH_EXPLORATION_ENABLED,
4595            ACCESSIBILITY_ENABLED,
4596            ACCESSIBILITY_SPEAK_PASSWORD,
4597            ACCESSIBILITY_CAPTIONING_ENABLED,
4598            ACCESSIBILITY_CAPTIONING_LOCALE,
4599            ACCESSIBILITY_CAPTIONING_BACKGROUND_COLOR,
4600            ACCESSIBILITY_CAPTIONING_FOREGROUND_COLOR,
4601            ACCESSIBILITY_CAPTIONING_EDGE_TYPE,
4602            ACCESSIBILITY_CAPTIONING_EDGE_COLOR,
4603            ACCESSIBILITY_CAPTIONING_TYPEFACE,
4604            ACCESSIBILITY_CAPTIONING_FONT_SCALE,
4605            TTS_USE_DEFAULTS,
4606            TTS_DEFAULT_RATE,
4607            TTS_DEFAULT_PITCH,
4608            TTS_DEFAULT_SYNTH,
4609            TTS_DEFAULT_LANG,
4610            TTS_DEFAULT_COUNTRY,
4611            TTS_ENABLED_PLUGINS,
4612            TTS_DEFAULT_LOCALE,
4613            WIFI_NETWORKS_AVAILABLE_NOTIFICATION_ON,            // moved to global
4614            WIFI_NETWORKS_AVAILABLE_REPEAT_DELAY,               // moved to global
4615            WIFI_NUM_OPEN_NETWORKS_KEPT,                        // moved to global
4616            MOUNT_PLAY_NOTIFICATION_SND,
4617            MOUNT_UMS_AUTOSTART,
4618            MOUNT_UMS_PROMPT,
4619            MOUNT_UMS_NOTIFY_ENABLED,
4620            UI_NIGHT_MODE
4621        };
4622
4623        /**
4624         * Helper method for determining if a location provider is enabled.
4625         *
4626         * @param cr the content resolver to use
4627         * @param provider the location provider to query
4628         * @return true if the provider is enabled
4629         *
4630         * @deprecated use {@link #LOCATION_MODE} or
4631         *             {@link LocationManager#isProviderEnabled(String)}
4632         */
4633        @Deprecated
4634        public static final boolean isLocationProviderEnabled(ContentResolver cr, String provider) {
4635            return isLocationProviderEnabledForUser(cr, provider, UserHandle.myUserId());
4636        }
4637
4638        /**
4639         * Helper method for determining if a location provider is enabled.
4640         * @param cr the content resolver to use
4641         * @param provider the location provider to query
4642         * @param userId the userId to query
4643         * @return true if the provider is enabled
4644         * @deprecated use {@link #LOCATION_MODE} or
4645         *             {@link LocationManager#isProviderEnabled(String)}
4646         * @hide
4647         */
4648        @Deprecated
4649        public static final boolean isLocationProviderEnabledForUser(ContentResolver cr, String provider, int userId) {
4650            String allowedProviders = Settings.Secure.getStringForUser(cr,
4651                    LOCATION_PROVIDERS_ALLOWED, userId);
4652            return TextUtils.delimitedStringContains(allowedProviders, ',', provider);
4653        }
4654
4655        /**
4656         * Thread-safe method for enabling or disabling a single location provider.
4657         * @param cr the content resolver to use
4658         * @param provider the location provider to enable or disable
4659         * @param enabled true if the provider should be enabled
4660         * @deprecated use {@link #putInt(ContentResolver, String, int)} and {@link #LOCATION_MODE}
4661         */
4662        @Deprecated
4663        public static final void setLocationProviderEnabled(ContentResolver cr,
4664                String provider, boolean enabled) {
4665            setLocationProviderEnabledForUser(cr, provider, enabled, UserHandle.myUserId());
4666        }
4667
4668        /**
4669         * Thread-safe method for enabling or disabling a single location provider.
4670         *
4671         * @param cr the content resolver to use
4672         * @param provider the location provider to enable or disable
4673         * @param enabled true if the provider should be enabled
4674         * @param userId the userId for which to enable/disable providers
4675         * @return true if the value was set, false on database errors
4676         * @deprecated use {@link #putIntForUser(ContentResolver, String, int, int)} and
4677         *             {@link #LOCATION_MODE}
4678         * @hide
4679         */
4680        @Deprecated
4681        public static final boolean setLocationProviderEnabledForUser(ContentResolver cr,
4682                String provider, boolean enabled, int userId) {
4683            synchronized (mLocationSettingsLock) {
4684                // to ensure thread safety, we write the provider name with a '+' or '-'
4685                // and let the SettingsProvider handle it rather than reading and modifying
4686                // the list of enabled providers.
4687                if (enabled) {
4688                    provider = "+" + provider;
4689                } else {
4690                    provider = "-" + provider;
4691                }
4692                return putStringForUser(cr, Settings.Secure.LOCATION_PROVIDERS_ALLOWED, provider,
4693                        userId);
4694            }
4695        }
4696
4697        /**
4698         * Thread-safe method for setting the location mode to one of
4699         * {@link #LOCATION_MODE_HIGH_ACCURACY}, {@link #LOCATION_MODE_SENSORS_ONLY},
4700         * {@link #LOCATION_MODE_BATTERY_SAVING}, or {@link #LOCATION_MODE_OFF}.
4701         *
4702         * @param cr the content resolver to use
4703         * @param mode such as {@link #LOCATION_MODE_HIGH_ACCURACY}
4704         * @param userId the userId for which to change mode
4705         * @return true if the value was set, false on database errors
4706         *
4707         * @throws IllegalArgumentException if mode is not one of the supported values
4708         */
4709        private static final boolean setLocationModeForUser(ContentResolver cr, int mode,
4710                int userId) {
4711            synchronized (mLocationSettingsLock) {
4712                boolean gps = false;
4713                boolean network = false;
4714                switch (mode) {
4715                    case LOCATION_MODE_OFF:
4716                        break;
4717                    case LOCATION_MODE_SENSORS_ONLY:
4718                        gps = true;
4719                        break;
4720                    case LOCATION_MODE_BATTERY_SAVING:
4721                        network = true;
4722                        break;
4723                    case LOCATION_MODE_HIGH_ACCURACY:
4724                        gps = true;
4725                        network = true;
4726                        break;
4727                    default:
4728                        throw new IllegalArgumentException("Invalid location mode: " + mode);
4729                }
4730                boolean gpsSuccess = Settings.Secure.setLocationProviderEnabledForUser(
4731                        cr, LocationManager.GPS_PROVIDER, gps, userId);
4732                boolean nlpSuccess = Settings.Secure.setLocationProviderEnabledForUser(
4733                        cr, LocationManager.NETWORK_PROVIDER, network, userId);
4734                return gpsSuccess && nlpSuccess;
4735            }
4736        }
4737
4738        /**
4739         * Thread-safe method for reading the location mode, returns one of
4740         * {@link #LOCATION_MODE_HIGH_ACCURACY}, {@link #LOCATION_MODE_SENSORS_ONLY},
4741         * {@link #LOCATION_MODE_BATTERY_SAVING}, or {@link #LOCATION_MODE_OFF}.
4742         *
4743         * @param cr the content resolver to use
4744         * @param userId the userId for which to read the mode
4745         * @return the location mode
4746         */
4747        private static final int getLocationModeForUser(ContentResolver cr, int userId) {
4748            synchronized (mLocationSettingsLock) {
4749                boolean gpsEnabled = Settings.Secure.isLocationProviderEnabledForUser(
4750                        cr, LocationManager.GPS_PROVIDER, userId);
4751                boolean networkEnabled = Settings.Secure.isLocationProviderEnabledForUser(
4752                        cr, LocationManager.NETWORK_PROVIDER, userId);
4753                if (gpsEnabled && networkEnabled) {
4754                    return LOCATION_MODE_HIGH_ACCURACY;
4755                } else if (gpsEnabled) {
4756                    return LOCATION_MODE_SENSORS_ONLY;
4757                } else if (networkEnabled) {
4758                    return LOCATION_MODE_BATTERY_SAVING;
4759                } else {
4760                    return LOCATION_MODE_OFF;
4761                }
4762            }
4763        }
4764    }
4765
4766    /**
4767     * Global system settings, containing preferences that always apply identically
4768     * to all defined users.  Applications can read these but are not allowed to write;
4769     * like the "Secure" settings, these are for preferences that the user must
4770     * explicitly modify through the system UI or specialized APIs for those values.
4771     */
4772    public static final class Global extends NameValueTable {
4773        public static final String SYS_PROP_SETTING_VERSION = "sys.settings_global_version";
4774
4775        /**
4776         * The content:// style URL for global secure settings items.  Not public.
4777         */
4778        public static final Uri CONTENT_URI = Uri.parse("content://" + AUTHORITY + "/global");
4779
4780        /**
4781         * Setting whether the global gesture for enabling accessibility is enabled.
4782         * If this gesture is enabled the user will be able to perfrom it to enable
4783         * the accessibility state without visiting the settings app.
4784         * @hide
4785         */
4786        public static final String ENABLE_ACCESSIBILITY_GLOBAL_GESTURE_ENABLED =
4787                "enable_accessibility_global_gesture_enabled";
4788
4789        /**
4790         * Whether Airplane Mode is on.
4791         */
4792        public static final String AIRPLANE_MODE_ON = "airplane_mode_on";
4793
4794        /**
4795         * Constant for use in AIRPLANE_MODE_RADIOS to specify Bluetooth radio.
4796         */
4797        public static final String RADIO_BLUETOOTH = "bluetooth";
4798
4799        /**
4800         * Constant for use in AIRPLANE_MODE_RADIOS to specify Wi-Fi radio.
4801         */
4802        public static final String RADIO_WIFI = "wifi";
4803
4804        /**
4805         * {@hide}
4806         */
4807        public static final String RADIO_WIMAX = "wimax";
4808        /**
4809         * Constant for use in AIRPLANE_MODE_RADIOS to specify Cellular radio.
4810         */
4811        public static final String RADIO_CELL = "cell";
4812
4813        /**
4814         * Constant for use in AIRPLANE_MODE_RADIOS to specify NFC radio.
4815         */
4816        public static final String RADIO_NFC = "nfc";
4817
4818        /**
4819         * A comma separated list of radios that need to be disabled when airplane mode
4820         * is on. This overrides WIFI_ON and BLUETOOTH_ON, if Wi-Fi and bluetooth are
4821         * included in the comma separated list.
4822         */
4823        public static final String AIRPLANE_MODE_RADIOS = "airplane_mode_radios";
4824
4825        /**
4826         * A comma separated list of radios that should to be disabled when airplane mode
4827         * is on, but can be manually reenabled by the user.  For example, if RADIO_WIFI is
4828         * added to both AIRPLANE_MODE_RADIOS and AIRPLANE_MODE_TOGGLEABLE_RADIOS, then Wifi
4829         * will be turned off when entering airplane mode, but the user will be able to reenable
4830         * Wifi in the Settings app.
4831         *
4832         * {@hide}
4833         */
4834        public static final String AIRPLANE_MODE_TOGGLEABLE_RADIOS = "airplane_mode_toggleable_radios";
4835
4836        /**
4837         * The policy for deciding when Wi-Fi should go to sleep (which will in
4838         * turn switch to using the mobile data as an Internet connection).
4839         * <p>
4840         * Set to one of {@link #WIFI_SLEEP_POLICY_DEFAULT},
4841         * {@link #WIFI_SLEEP_POLICY_NEVER_WHILE_PLUGGED}, or
4842         * {@link #WIFI_SLEEP_POLICY_NEVER}.
4843         */
4844        public static final String WIFI_SLEEP_POLICY = "wifi_sleep_policy";
4845
4846        /**
4847         * Value for {@link #WIFI_SLEEP_POLICY} to use the default Wi-Fi sleep
4848         * policy, which is to sleep shortly after the turning off
4849         * according to the {@link #STAY_ON_WHILE_PLUGGED_IN} setting.
4850         */
4851        public static final int WIFI_SLEEP_POLICY_DEFAULT = 0;
4852
4853        /**
4854         * Value for {@link #WIFI_SLEEP_POLICY} to use the default policy when
4855         * the device is on battery, and never go to sleep when the device is
4856         * plugged in.
4857         */
4858        public static final int WIFI_SLEEP_POLICY_NEVER_WHILE_PLUGGED = 1;
4859
4860        /**
4861         * Value for {@link #WIFI_SLEEP_POLICY} to never go to sleep.
4862         */
4863        public static final int WIFI_SLEEP_POLICY_NEVER = 2;
4864
4865        /**
4866         * Value to specify if the user prefers the date, time and time zone
4867         * to be automatically fetched from the network (NITZ). 1=yes, 0=no
4868         */
4869        public static final String AUTO_TIME = "auto_time";
4870
4871        /**
4872         * Value to specify if the user prefers the time zone
4873         * to be automatically fetched from the network (NITZ). 1=yes, 0=no
4874         */
4875        public static final String AUTO_TIME_ZONE = "auto_time_zone";
4876
4877        /**
4878         * URI for the car dock "in" event sound.
4879         * @hide
4880         */
4881        public static final String CAR_DOCK_SOUND = "car_dock_sound";
4882
4883        /**
4884         * URI for the car dock "out" event sound.
4885         * @hide
4886         */
4887        public static final String CAR_UNDOCK_SOUND = "car_undock_sound";
4888
4889        /**
4890         * URI for the desk dock "in" event sound.
4891         * @hide
4892         */
4893        public static final String DESK_DOCK_SOUND = "desk_dock_sound";
4894
4895        /**
4896         * URI for the desk dock "out" event sound.
4897         * @hide
4898         */
4899        public static final String DESK_UNDOCK_SOUND = "desk_undock_sound";
4900
4901        /**
4902         * Whether to play a sound for dock events.
4903         * @hide
4904         */
4905        public static final String DOCK_SOUNDS_ENABLED = "dock_sounds_enabled";
4906
4907        /**
4908         * URI for the "device locked" (keyguard shown) sound.
4909         * @hide
4910         */
4911        public static final String LOCK_SOUND = "lock_sound";
4912
4913        /**
4914         * URI for the "device unlocked" sound.
4915         * @hide
4916         */
4917        public static final String UNLOCK_SOUND = "unlock_sound";
4918
4919        /**
4920         * URI for the low battery sound file.
4921         * @hide
4922         */
4923        public static final String LOW_BATTERY_SOUND = "low_battery_sound";
4924
4925        /**
4926         * Whether to play a sound for low-battery alerts.
4927         * @hide
4928         */
4929        public static final String POWER_SOUNDS_ENABLED = "power_sounds_enabled";
4930
4931        /**
4932         * URI for the "wireless charging started" sound.
4933         * @hide
4934         */
4935        public static final String WIRELESS_CHARGING_STARTED_SOUND =
4936                "wireless_charging_started_sound";
4937
4938        /**
4939         * Whether we keep the device on while the device is plugged in.
4940         * Supported values are:
4941         * <ul>
4942         * <li>{@code 0} to never stay on while plugged in</li>
4943         * <li>{@link BatteryManager#BATTERY_PLUGGED_AC} to stay on for AC charger</li>
4944         * <li>{@link BatteryManager#BATTERY_PLUGGED_USB} to stay on for USB charger</li>
4945         * <li>{@link BatteryManager#BATTERY_PLUGGED_WIRELESS} to stay on for wireless charger</li>
4946         * </ul>
4947         * These values can be OR-ed together.
4948         */
4949        public static final String STAY_ON_WHILE_PLUGGED_IN = "stay_on_while_plugged_in";
4950
4951        /**
4952         * When the user has enable the option to have a "bug report" command
4953         * in the power menu.
4954         * @hide
4955         */
4956        public static final String BUGREPORT_IN_POWER_MENU = "bugreport_in_power_menu";
4957
4958        /**
4959         * Whether ADB is enabled.
4960         */
4961        public static final String ADB_ENABLED = "adb_enabled";
4962
4963        /**
4964         * Whether assisted GPS should be enabled or not.
4965         * @hide
4966         */
4967        public static final String ASSISTED_GPS_ENABLED = "assisted_gps_enabled";
4968
4969        /**
4970         * Whether bluetooth is enabled/disabled
4971         * 0=disabled. 1=enabled.
4972         */
4973        public static final String BLUETOOTH_ON = "bluetooth_on";
4974
4975        /**
4976         * CDMA Cell Broadcast SMS
4977         *                            0 = CDMA Cell Broadcast SMS disabled
4978         *                            1 = CDMA Cell Broadcast SMS enabled
4979         * @hide
4980         */
4981        public static final String CDMA_CELL_BROADCAST_SMS =
4982                "cdma_cell_broadcast_sms";
4983
4984        /**
4985         * The CDMA roaming mode 0 = Home Networks, CDMA default
4986         *                       1 = Roaming on Affiliated networks
4987         *                       2 = Roaming on any networks
4988         * @hide
4989         */
4990        public static final String CDMA_ROAMING_MODE = "roaming_settings";
4991
4992        /**
4993         * The CDMA subscription mode 0 = RUIM/SIM (default)
4994         *                                1 = NV
4995         * @hide
4996         */
4997        public static final String CDMA_SUBSCRIPTION_MODE = "subscription_mode";
4998
4999        /** Inactivity timeout to track mobile data activity.
5000        *
5001        * If set to a positive integer, it indicates the inactivity timeout value in seconds to
5002        * infer the data activity of mobile network. After a period of no activity on mobile
5003        * networks with length specified by the timeout, an {@code ACTION_DATA_ACTIVITY_CHANGE}
5004        * intent is fired to indicate a transition of network status from "active" to "idle". Any
5005        * subsequent activity on mobile networks triggers the firing of {@code
5006        * ACTION_DATA_ACTIVITY_CHANGE} intent indicating transition from "idle" to "active".
5007        *
5008        * Network activity refers to transmitting or receiving data on the network interfaces.
5009        *
5010        * Tracking is disabled if set to zero or negative value.
5011        *
5012        * @hide
5013        */
5014       public static final String DATA_ACTIVITY_TIMEOUT_MOBILE = "data_activity_timeout_mobile";
5015
5016       /** Timeout to tracking Wifi data activity. Same as {@code DATA_ACTIVITY_TIMEOUT_MOBILE}
5017        * but for Wifi network.
5018        * @hide
5019        */
5020       public static final String DATA_ACTIVITY_TIMEOUT_WIFI = "data_activity_timeout_wifi";
5021
5022       /**
5023        * Whether or not data roaming is enabled. (0 = false, 1 = true)
5024        */
5025       public static final String DATA_ROAMING = "data_roaming";
5026
5027       /**
5028        * The value passed to a Mobile DataConnection via bringUp which defines the
5029        * number of retries to preform when setting up the initial connection. The default
5030        * value defined in DataConnectionTrackerBase#DEFAULT_MDC_INITIAL_RETRY is currently 1.
5031        * @hide
5032        */
5033       public static final String MDC_INITIAL_MAX_RETRY = "mdc_initial_max_retry";
5034
5035       /**
5036        * Whether user has enabled development settings.
5037        */
5038       public static final String DEVELOPMENT_SETTINGS_ENABLED = "development_settings_enabled";
5039
5040       /**
5041        * Whether the device has been provisioned (0 = false, 1 = true)
5042        */
5043       public static final String DEVICE_PROVISIONED = "device_provisioned";
5044
5045       /**
5046        * The saved value for WindowManagerService.setForcedDisplayDensity().
5047        * One integer in dpi.  If unset, then use the real display density.
5048        * @hide
5049        */
5050       public static final String DISPLAY_DENSITY_FORCED = "display_density_forced";
5051
5052       /**
5053        * The saved value for WindowManagerService.setForcedDisplaySize().
5054        * Two integers separated by a comma.  If unset, then use the real display size.
5055        * @hide
5056        */
5057       public static final String DISPLAY_SIZE_FORCED = "display_size_forced";
5058
5059       /**
5060        * The maximum size, in bytes, of a download that the download manager will transfer over
5061        * a non-wifi connection.
5062        * @hide
5063        */
5064       public static final String DOWNLOAD_MAX_BYTES_OVER_MOBILE =
5065               "download_manager_max_bytes_over_mobile";
5066
5067       /**
5068        * The recommended maximum size, in bytes, of a download that the download manager should
5069        * transfer over a non-wifi connection. Over this size, the use will be warned, but will
5070        * have the option to start the download over the mobile connection anyway.
5071        * @hide
5072        */
5073       public static final String DOWNLOAD_RECOMMENDED_MAX_BYTES_OVER_MOBILE =
5074               "download_manager_recommended_max_bytes_over_mobile";
5075
5076       /**
5077        * @deprecated Use {@link android.provider.Settings.Secure#INSTALL_NON_MARKET_APPS} instead
5078        */
5079       @Deprecated
5080       public static final String INSTALL_NON_MARKET_APPS = Secure.INSTALL_NON_MARKET_APPS;
5081
5082       /**
5083        * Whether mobile data connections are allowed by the user.  See
5084        * ConnectivityManager for more info.
5085        * @hide
5086        */
5087       public static final String MOBILE_DATA = "mobile_data";
5088
5089       /** {@hide} */
5090       public static final String NETSTATS_ENABLED = "netstats_enabled";
5091       /** {@hide} */
5092       public static final String NETSTATS_POLL_INTERVAL = "netstats_poll_interval";
5093       /** {@hide} */
5094       public static final String NETSTATS_TIME_CACHE_MAX_AGE = "netstats_time_cache_max_age";
5095       /** {@hide} */
5096       public static final String NETSTATS_GLOBAL_ALERT_BYTES = "netstats_global_alert_bytes";
5097       /** {@hide} */
5098       public static final String NETSTATS_SAMPLE_ENABLED = "netstats_sample_enabled";
5099       /** {@hide} */
5100       public static final String NETSTATS_REPORT_XT_OVER_DEV = "netstats_report_xt_over_dev";
5101
5102       /** {@hide} */
5103       public static final String NETSTATS_DEV_BUCKET_DURATION = "netstats_dev_bucket_duration";
5104       /** {@hide} */
5105       public static final String NETSTATS_DEV_PERSIST_BYTES = "netstats_dev_persist_bytes";
5106       /** {@hide} */
5107       public static final String NETSTATS_DEV_ROTATE_AGE = "netstats_dev_rotate_age";
5108       /** {@hide} */
5109       public static final String NETSTATS_DEV_DELETE_AGE = "netstats_dev_delete_age";
5110
5111       /** {@hide} */
5112       public static final String NETSTATS_UID_BUCKET_DURATION = "netstats_uid_bucket_duration";
5113       /** {@hide} */
5114       public static final String NETSTATS_UID_PERSIST_BYTES = "netstats_uid_persist_bytes";
5115       /** {@hide} */
5116       public static final String NETSTATS_UID_ROTATE_AGE = "netstats_uid_rotate_age";
5117       /** {@hide} */
5118       public static final String NETSTATS_UID_DELETE_AGE = "netstats_uid_delete_age";
5119
5120       /** {@hide} */
5121       public static final String NETSTATS_UID_TAG_BUCKET_DURATION = "netstats_uid_tag_bucket_duration";
5122       /** {@hide} */
5123       public static final String NETSTATS_UID_TAG_PERSIST_BYTES = "netstats_uid_tag_persist_bytes";
5124       /** {@hide} */
5125       public static final String NETSTATS_UID_TAG_ROTATE_AGE = "netstats_uid_tag_rotate_age";
5126       /** {@hide} */
5127       public static final String NETSTATS_UID_TAG_DELETE_AGE = "netstats_uid_tag_delete_age";
5128
5129       /**
5130        * User preference for which network(s) should be used. Only the
5131        * connectivity service should touch this.
5132        */
5133       public static final String NETWORK_PREFERENCE = "network_preference";
5134
5135       /**
5136        * Which package name to use for network scoring. If null, or if the package is not a valid
5137        * scorer app, external network scores will neither be requested nor accepted.
5138        * @hide
5139        */
5140       public static final String NETWORK_SCORER_APP = "network_scorer_app";
5141
5142       /**
5143        * If the NITZ_UPDATE_DIFF time is exceeded then an automatic adjustment
5144        * to SystemClock will be allowed even if NITZ_UPDATE_SPACING has not been
5145        * exceeded.
5146        * @hide
5147        */
5148       public static final String NITZ_UPDATE_DIFF = "nitz_update_diff";
5149
5150       /**
5151        * The length of time in milli-seconds that automatic small adjustments to
5152        * SystemClock are ignored if NITZ_UPDATE_DIFF is not exceeded.
5153        * @hide
5154        */
5155       public static final String NITZ_UPDATE_SPACING = "nitz_update_spacing";
5156
5157       /** Preferred NTP server. {@hide} */
5158       public static final String NTP_SERVER = "ntp_server";
5159       /** Timeout in milliseconds to wait for NTP server. {@hide} */
5160       public static final String NTP_TIMEOUT = "ntp_timeout";
5161
5162       /**
5163        * Whether the package manager should send package verification broadcasts for verifiers to
5164        * review apps prior to installation.
5165        * 1 = request apps to be verified prior to installation, if a verifier exists.
5166        * 0 = do not verify apps before installation
5167        * @hide
5168        */
5169       public static final String PACKAGE_VERIFIER_ENABLE = "package_verifier_enable";
5170
5171       /** Timeout for package verification.
5172        * @hide */
5173       public static final String PACKAGE_VERIFIER_TIMEOUT = "verifier_timeout";
5174
5175       /** Default response code for package verification.
5176        * @hide */
5177       public static final String PACKAGE_VERIFIER_DEFAULT_RESPONSE = "verifier_default_response";
5178
5179       /**
5180        * Show package verification setting in the Settings app.
5181        * 1 = show (default)
5182        * 0 = hide
5183        * @hide
5184        */
5185       public static final String PACKAGE_VERIFIER_SETTING_VISIBLE = "verifier_setting_visible";
5186
5187       /**
5188        * Run package verificaiton on apps installed through ADB/ADT/USB
5189        * 1 = perform package verification on ADB installs (default)
5190        * 0 = bypass package verification on ADB installs
5191        * @hide
5192        */
5193       public static final String PACKAGE_VERIFIER_INCLUDE_ADB = "verifier_verify_adb_installs";
5194
5195       /**
5196        * The interval in milliseconds at which to check packet counts on the
5197        * mobile data interface when screen is on, to detect possible data
5198        * connection problems.
5199        * @hide
5200        */
5201       public static final String PDP_WATCHDOG_POLL_INTERVAL_MS =
5202               "pdp_watchdog_poll_interval_ms";
5203
5204       /**
5205        * The interval in milliseconds at which to check packet counts on the
5206        * mobile data interface when screen is off, to detect possible data
5207        * connection problems.
5208        * @hide
5209        */
5210       public static final String PDP_WATCHDOG_LONG_POLL_INTERVAL_MS =
5211               "pdp_watchdog_long_poll_interval_ms";
5212
5213       /**
5214        * The interval in milliseconds at which to check packet counts on the
5215        * mobile data interface after {@link #PDP_WATCHDOG_TRIGGER_PACKET_COUNT}
5216        * outgoing packets has been reached without incoming packets.
5217        * @hide
5218        */
5219       public static final String PDP_WATCHDOG_ERROR_POLL_INTERVAL_MS =
5220               "pdp_watchdog_error_poll_interval_ms";
5221
5222       /**
5223        * The number of outgoing packets sent without seeing an incoming packet
5224        * that triggers a countdown (of {@link #PDP_WATCHDOG_ERROR_POLL_COUNT}
5225        * device is logged to the event log
5226        * @hide
5227        */
5228       public static final String PDP_WATCHDOG_TRIGGER_PACKET_COUNT =
5229               "pdp_watchdog_trigger_packet_count";
5230
5231       /**
5232        * The number of polls to perform (at {@link #PDP_WATCHDOG_ERROR_POLL_INTERVAL_MS})
5233        * after hitting {@link #PDP_WATCHDOG_TRIGGER_PACKET_COUNT} before
5234        * attempting data connection recovery.
5235        * @hide
5236        */
5237       public static final String PDP_WATCHDOG_ERROR_POLL_COUNT =
5238               "pdp_watchdog_error_poll_count";
5239
5240       /**
5241        * The number of failed PDP reset attempts before moving to something more
5242        * drastic: re-registering to the network.
5243        * @hide
5244        */
5245       public static final String PDP_WATCHDOG_MAX_PDP_RESET_FAIL_COUNT =
5246               "pdp_watchdog_max_pdp_reset_fail_count";
5247
5248       /**
5249        * A positive value indicates how often the SamplingProfiler
5250        * should take snapshots. Zero value means SamplingProfiler
5251        * is disabled.
5252        *
5253        * @hide
5254        */
5255       public static final String SAMPLING_PROFILER_MS = "sampling_profiler_ms";
5256
5257       /**
5258        * URL to open browser on to allow user to manage a prepay account
5259        * @hide
5260        */
5261       public static final String SETUP_PREPAID_DATA_SERVICE_URL =
5262               "setup_prepaid_data_service_url";
5263
5264       /**
5265        * URL to attempt a GET on to see if this is a prepay device
5266        * @hide
5267        */
5268       public static final String SETUP_PREPAID_DETECTION_TARGET_URL =
5269               "setup_prepaid_detection_target_url";
5270
5271       /**
5272        * Host to check for a redirect to after an attempt to GET
5273        * SETUP_PREPAID_DETECTION_TARGET_URL. (If we redirected there,
5274        * this is a prepaid device with zero balance.)
5275        * @hide
5276        */
5277       public static final String SETUP_PREPAID_DETECTION_REDIR_HOST =
5278               "setup_prepaid_detection_redir_host";
5279
5280       /**
5281        * The interval in milliseconds at which to check the number of SMS sent out without asking
5282        * for use permit, to limit the un-authorized SMS usage.
5283        *
5284        * @hide
5285        */
5286       public static final String SMS_OUTGOING_CHECK_INTERVAL_MS =
5287               "sms_outgoing_check_interval_ms";
5288
5289       /**
5290        * The number of outgoing SMS sent without asking for user permit (of {@link
5291        * #SMS_OUTGOING_CHECK_INTERVAL_MS}
5292        *
5293        * @hide
5294        */
5295       public static final String SMS_OUTGOING_CHECK_MAX_COUNT =
5296               "sms_outgoing_check_max_count";
5297
5298       /**
5299        * Used to disable SMS short code confirmation - defaults to true.
5300        * True indcates we will do the check, etc.  Set to false to disable.
5301        * @see com.android.internal.telephony.SmsUsageMonitor
5302        * @hide
5303        */
5304       public static final String SMS_SHORT_CODE_CONFIRMATION = "sms_short_code_confirmation";
5305
5306        /**
5307         * Used to select which country we use to determine premium sms codes.
5308         * One of com.android.internal.telephony.SMSDispatcher.PREMIUM_RULE_USE_SIM,
5309         * com.android.internal.telephony.SMSDispatcher.PREMIUM_RULE_USE_NETWORK,
5310         * or com.android.internal.telephony.SMSDispatcher.PREMIUM_RULE_USE_BOTH.
5311         * @hide
5312         */
5313        public static final String SMS_SHORT_CODE_RULE = "sms_short_code_rule";
5314
5315       /**
5316        * Used to select TCP's default initial receiver window size in segments - defaults to a build config value
5317        * @hide
5318        */
5319       public static final String TCP_DEFAULT_INIT_RWND = "tcp_default_init_rwnd";
5320
5321       /**
5322        * Used to disable Tethering on a device - defaults to true
5323        * @hide
5324        */
5325       public static final String TETHER_SUPPORTED = "tether_supported";
5326
5327       /**
5328        * Used to require DUN APN on the device or not - defaults to a build config value
5329        * which defaults to false
5330        * @hide
5331        */
5332       public static final String TETHER_DUN_REQUIRED = "tether_dun_required";
5333
5334       /**
5335        * Used to hold a gservices-provisioned apn value for DUN.  If set, or the
5336        * corresponding build config values are set it will override the APN DB
5337        * values.
5338        * Consists of a comma seperated list of strings:
5339        * "name,apn,proxy,port,username,password,server,mmsc,mmsproxy,mmsport,mcc,mnc,auth,type"
5340        * note that empty fields can be ommitted: "name,apn,,,,,,,,,310,260,,DUN"
5341        * @hide
5342        */
5343       public static final String TETHER_DUN_APN = "tether_dun_apn";
5344
5345       /**
5346        * USB Mass Storage Enabled
5347        */
5348       public static final String USB_MASS_STORAGE_ENABLED = "usb_mass_storage_enabled";
5349
5350       /**
5351        * If this setting is set (to anything), then all references
5352        * to Gmail on the device must change to Google Mail.
5353        */
5354       public static final String USE_GOOGLE_MAIL = "use_google_mail";
5355
5356        /**
5357         * Webview Data reduction proxy key.
5358         * @hide
5359         */
5360        public static final String WEBVIEW_DATA_REDUCTION_PROXY_KEY =
5361                "webview_data_reduction_proxy_key";
5362
5363       /**
5364        * Whether Wifi display is enabled/disabled
5365        * 0=disabled. 1=enabled.
5366        * @hide
5367        */
5368       public static final String WIFI_DISPLAY_ON = "wifi_display_on";
5369
5370       /**
5371        * Whether Wifi display certification mode is enabled/disabled
5372        * 0=disabled. 1=enabled.
5373        * @hide
5374        */
5375       public static final String WIFI_DISPLAY_CERTIFICATION_ON =
5376               "wifi_display_certification_on";
5377
5378       /**
5379        * WPS Configuration method used by Wifi display, this setting only
5380        * takes effect when WIFI_DISPLAY_CERTIFICATION_ON is 1 (enabled).
5381        *
5382        * Possible values are:
5383        *
5384        * WpsInfo.INVALID: use default WPS method chosen by framework
5385        * WpsInfo.PBC    : use Push button
5386        * WpsInfo.KEYPAD : use Keypad
5387        * WpsInfo.DISPLAY: use Display
5388        * @hide
5389        */
5390       public static final String WIFI_DISPLAY_WPS_CONFIG =
5391           "wifi_display_wps_config";
5392
5393       /**
5394        * Whether to notify the user of open networks.
5395        * <p>
5396        * If not connected and the scan results have an open network, we will
5397        * put this notification up. If we attempt to connect to a network or
5398        * the open network(s) disappear, we remove the notification. When we
5399        * show the notification, we will not show it again for
5400        * {@link android.provider.Settings.Secure#WIFI_NETWORKS_AVAILABLE_REPEAT_DELAY} time.
5401        */
5402       public static final String WIFI_NETWORKS_AVAILABLE_NOTIFICATION_ON =
5403               "wifi_networks_available_notification_on";
5404       /**
5405        * {@hide}
5406        */
5407       public static final String WIMAX_NETWORKS_AVAILABLE_NOTIFICATION_ON =
5408               "wimax_networks_available_notification_on";
5409
5410       /**
5411        * Delay (in seconds) before repeating the Wi-Fi networks available notification.
5412        * Connecting to a network will reset the timer.
5413        */
5414       public static final String WIFI_NETWORKS_AVAILABLE_REPEAT_DELAY =
5415               "wifi_networks_available_repeat_delay";
5416
5417       /**
5418        * 802.11 country code in ISO 3166 format
5419        * @hide
5420        */
5421       public static final String WIFI_COUNTRY_CODE = "wifi_country_code";
5422
5423       /**
5424        * The interval in milliseconds to issue wake up scans when wifi needs
5425        * to connect. This is necessary to connect to an access point when
5426        * device is on the move and the screen is off.
5427        * @hide
5428        */
5429       public static final String WIFI_FRAMEWORK_SCAN_INTERVAL_MS =
5430               "wifi_framework_scan_interval_ms";
5431
5432       /**
5433        * The interval in milliseconds after which Wi-Fi is considered idle.
5434        * When idle, it is possible for the device to be switched from Wi-Fi to
5435        * the mobile data network.
5436        * @hide
5437        */
5438       public static final String WIFI_IDLE_MS = "wifi_idle_ms";
5439
5440       /**
5441        * When the number of open networks exceeds this number, the
5442        * least-recently-used excess networks will be removed.
5443        */
5444       public static final String WIFI_NUM_OPEN_NETWORKS_KEPT = "wifi_num_open_networks_kept";
5445
5446       /**
5447        * Whether the Wi-Fi should be on.  Only the Wi-Fi service should touch this.
5448        */
5449       public static final String WIFI_ON = "wifi_on";
5450
5451       /**
5452        * Setting to allow scans to be enabled even wifi is turned off for connectivity.
5453        * @hide
5454        */
5455       public static final String WIFI_SCAN_ALWAYS_AVAILABLE =
5456                "wifi_scan_always_enabled";
5457
5458       /**
5459        * Used to save the Wifi_ON state prior to tethering.
5460        * This state will be checked to restore Wifi after
5461        * the user turns off tethering.
5462        *
5463        * @hide
5464        */
5465       public static final String WIFI_SAVED_STATE = "wifi_saved_state";
5466
5467       /**
5468        * The interval in milliseconds to scan as used by the wifi supplicant
5469        * @hide
5470        */
5471       public static final String WIFI_SUPPLICANT_SCAN_INTERVAL_MS =
5472               "wifi_supplicant_scan_interval_ms";
5473
5474        /**
5475         * whether frameworks handles wifi auto-join
5476         * @hide
5477         */
5478       public static final String WIFI_ENHANCED_AUTO_JOIN =
5479                "wifi_enhanced_auto_join";
5480
5481        /**
5482         * whether settings show RSSI
5483         * @hide
5484         */
5485        public static final String WIFI_NETWORK_SHOW_RSSI =
5486                "wifi_network_show_rssi";
5487
5488        /**
5489        * The interval in milliseconds to scan at supplicant when p2p is connected
5490        * @hide
5491        */
5492       public static final String WIFI_SCAN_INTERVAL_WHEN_P2P_CONNECTED_MS =
5493               "wifi_scan_interval_p2p_connected_ms";
5494
5495       /**
5496        * Whether the Wi-Fi watchdog is enabled.
5497        */
5498       public static final String WIFI_WATCHDOG_ON = "wifi_watchdog_on";
5499
5500       /**
5501        * Setting to turn off poor network avoidance on Wi-Fi. Feature is enabled by default and
5502        * the setting needs to be set to 0 to disable it.
5503        * @hide
5504        */
5505       public static final String WIFI_WATCHDOG_POOR_NETWORK_TEST_ENABLED =
5506               "wifi_watchdog_poor_network_test_enabled";
5507
5508       /**
5509        * Setting to turn on suspend optimizations at screen off on Wi-Fi. Enabled by default and
5510        * needs to be set to 0 to disable it.
5511        * @hide
5512        */
5513       public static final String WIFI_SUSPEND_OPTIMIZATIONS_ENABLED =
5514               "wifi_suspend_optimizations_enabled";
5515
5516       /**
5517        * The maximum number of times we will retry a connection to an access
5518        * point for which we have failed in acquiring an IP address from DHCP.
5519        * A value of N means that we will make N+1 connection attempts in all.
5520        */
5521       public static final String WIFI_MAX_DHCP_RETRY_COUNT = "wifi_max_dhcp_retry_count";
5522
5523       /**
5524        * Maximum amount of time in milliseconds to hold a wakelock while waiting for mobile
5525        * data connectivity to be established after a disconnect from Wi-Fi.
5526        */
5527       public static final String WIFI_MOBILE_DATA_TRANSITION_WAKELOCK_TIMEOUT_MS =
5528           "wifi_mobile_data_transition_wakelock_timeout_ms";
5529
5530       /**
5531        * The operational wifi frequency band
5532        * Set to one of {@link WifiManager#WIFI_FREQUENCY_BAND_AUTO},
5533        * {@link WifiManager#WIFI_FREQUENCY_BAND_5GHZ} or
5534        * {@link WifiManager#WIFI_FREQUENCY_BAND_2GHZ}
5535        *
5536        * @hide
5537        */
5538       public static final String WIFI_FREQUENCY_BAND = "wifi_frequency_band";
5539
5540       /**
5541        * The Wi-Fi peer-to-peer device name
5542        * @hide
5543        */
5544       public static final String WIFI_P2P_DEVICE_NAME = "wifi_p2p_device_name";
5545
5546       /**
5547        * The min time between wifi disable and wifi enable
5548        * @hide
5549        */
5550       public static final String WIFI_REENABLE_DELAY_MS = "wifi_reenable_delay";
5551
5552       /**
5553        * The number of milliseconds to delay when checking for data stalls during
5554        * non-aggressive detection. (screen is turned off.)
5555        * @hide
5556        */
5557       public static final String DATA_STALL_ALARM_NON_AGGRESSIVE_DELAY_IN_MS =
5558               "data_stall_alarm_non_aggressive_delay_in_ms";
5559
5560       /**
5561        * The number of milliseconds to delay when checking for data stalls during
5562        * aggressive detection. (screen on or suspected data stall)
5563        * @hide
5564        */
5565       public static final String DATA_STALL_ALARM_AGGRESSIVE_DELAY_IN_MS =
5566               "data_stall_alarm_aggressive_delay_in_ms";
5567
5568       /**
5569        * The number of milliseconds to allow the provisioning apn to remain active
5570        * @hide
5571        */
5572       public static final String PROVISIONING_APN_ALARM_DELAY_IN_MS =
5573               "provisioning_apn_alarm_delay_in_ms";
5574
5575       /**
5576        * The interval in milliseconds at which to check gprs registration
5577        * after the first registration mismatch of gprs and voice service,
5578        * to detect possible data network registration problems.
5579        *
5580        * @hide
5581        */
5582       public static final String GPRS_REGISTER_CHECK_PERIOD_MS =
5583               "gprs_register_check_period_ms";
5584
5585       /**
5586        * Nonzero causes Log.wtf() to crash.
5587        * @hide
5588        */
5589       public static final String WTF_IS_FATAL = "wtf_is_fatal";
5590
5591       /**
5592        * Ringer mode. This is used internally, changing this value will not
5593        * change the ringer mode. See AudioManager.
5594        */
5595       public static final String MODE_RINGER = "mode_ringer";
5596
5597       /**
5598        * Overlay display devices setting.
5599        * The associated value is a specially formatted string that describes the
5600        * size and density of simulated secondary display devices.
5601        * <p>
5602        * Format: {width}x{height}/{dpi};...
5603        * </p><p>
5604        * Example:
5605        * <ul>
5606        * <li><code>1280x720/213</code>: make one overlay that is 1280x720 at 213dpi.</li>
5607        * <li><code>1920x1080/320;1280x720/213</code>: make two overlays, the first
5608        * at 1080p and the second at 720p.</li>
5609        * <li>If the value is empty, then no overlay display devices are created.</li>
5610        * </ul></p>
5611        *
5612        * @hide
5613        */
5614       public static final String OVERLAY_DISPLAY_DEVICES = "overlay_display_devices";
5615
5616        /**
5617         * Threshold values for the duration and level of a discharge cycle,
5618         * under which we log discharge cycle info.
5619         *
5620         * @hide
5621         */
5622        public static final String
5623                BATTERY_DISCHARGE_DURATION_THRESHOLD = "battery_discharge_duration_threshold";
5624
5625        /** @hide */
5626        public static final String BATTERY_DISCHARGE_THRESHOLD = "battery_discharge_threshold";
5627
5628        /**
5629         * Flag for allowing ActivityManagerService to send ACTION_APP_ERROR
5630         * intents on application crashes and ANRs. If this is disabled, the
5631         * crash/ANR dialog will never display the "Report" button.
5632         * <p>
5633         * Type: int (0 = disallow, 1 = allow)
5634         *
5635         * @hide
5636         */
5637        public static final String SEND_ACTION_APP_ERROR = "send_action_app_error";
5638
5639        /**
5640         * Maximum age of entries kept by {@link DropBoxManager}.
5641         *
5642         * @hide
5643         */
5644        public static final String DROPBOX_AGE_SECONDS = "dropbox_age_seconds";
5645
5646        /**
5647         * Maximum number of entry files which {@link DropBoxManager} will keep
5648         * around.
5649         *
5650         * @hide
5651         */
5652        public static final String DROPBOX_MAX_FILES = "dropbox_max_files";
5653
5654        /**
5655         * Maximum amount of disk space used by {@link DropBoxManager} no matter
5656         * what.
5657         *
5658         * @hide
5659         */
5660        public static final String DROPBOX_QUOTA_KB = "dropbox_quota_kb";
5661
5662        /**
5663         * Percent of free disk (excluding reserve) which {@link DropBoxManager}
5664         * will use.
5665         *
5666         * @hide
5667         */
5668        public static final String DROPBOX_QUOTA_PERCENT = "dropbox_quota_percent";
5669
5670        /**
5671         * Percent of total disk which {@link DropBoxManager} will never dip
5672         * into.
5673         *
5674         * @hide
5675         */
5676        public static final String DROPBOX_RESERVE_PERCENT = "dropbox_reserve_percent";
5677
5678        /**
5679         * Prefix for per-tag dropbox disable/enable settings.
5680         *
5681         * @hide
5682         */
5683        public static final String DROPBOX_TAG_PREFIX = "dropbox:";
5684
5685        /**
5686         * Lines of logcat to include with system crash/ANR/etc. reports, as a
5687         * prefix of the dropbox tag of the report type. For example,
5688         * "logcat_for_system_server_anr" controls the lines of logcat captured
5689         * with system server ANR reports. 0 to disable.
5690         *
5691         * @hide
5692         */
5693        public static final String ERROR_LOGCAT_PREFIX = "logcat_for_";
5694
5695        /**
5696         * The interval in minutes after which the amount of free storage left
5697         * on the device is logged to the event log
5698         *
5699         * @hide
5700         */
5701        public static final String SYS_FREE_STORAGE_LOG_INTERVAL = "sys_free_storage_log_interval";
5702
5703        /**
5704         * Threshold for the amount of change in disk free space required to
5705         * report the amount of free space. Used to prevent spamming the logs
5706         * when the disk free space isn't changing frequently.
5707         *
5708         * @hide
5709         */
5710        public static final String
5711                DISK_FREE_CHANGE_REPORTING_THRESHOLD = "disk_free_change_reporting_threshold";
5712
5713        /**
5714         * Minimum percentage of free storage on the device that is used to
5715         * determine if the device is running low on storage. The default is 10.
5716         * <p>
5717         * Say this value is set to 10, the device is considered running low on
5718         * storage if 90% or more of the device storage is filled up.
5719         *
5720         * @hide
5721         */
5722        public static final String
5723                SYS_STORAGE_THRESHOLD_PERCENTAGE = "sys_storage_threshold_percentage";
5724
5725        /**
5726         * Maximum byte size of the low storage threshold. This is to ensure
5727         * that {@link #SYS_STORAGE_THRESHOLD_PERCENTAGE} does not result in an
5728         * overly large threshold for large storage devices. Currently this must
5729         * be less than 2GB. This default is 500MB.
5730         *
5731         * @hide
5732         */
5733        public static final String
5734                SYS_STORAGE_THRESHOLD_MAX_BYTES = "sys_storage_threshold_max_bytes";
5735
5736        /**
5737         * Minimum bytes of free storage on the device before the data partition
5738         * is considered full. By default, 1 MB is reserved to avoid system-wide
5739         * SQLite disk full exceptions.
5740         *
5741         * @hide
5742         */
5743        public static final String
5744                SYS_STORAGE_FULL_THRESHOLD_BYTES = "sys_storage_full_threshold_bytes";
5745
5746        /**
5747         * The maximum reconnect delay for short network outages or when the
5748         * network is suspended due to phone use.
5749         *
5750         * @hide
5751         */
5752        public static final String
5753                SYNC_MAX_RETRY_DELAY_IN_SECONDS = "sync_max_retry_delay_in_seconds";
5754
5755        /**
5756         * The number of milliseconds to delay before sending out
5757         * {@link ConnectivityManager#CONNECTIVITY_ACTION} broadcasts.
5758         *
5759         * @hide
5760         */
5761        public static final String CONNECTIVITY_CHANGE_DELAY = "connectivity_change_delay";
5762
5763
5764        /**
5765         * Network sampling interval, in seconds. We'll generate link information
5766         * about bytes/packets sent and error rates based on data sampled in this interval
5767         *
5768         * @hide
5769         */
5770
5771        public static final String CONNECTIVITY_SAMPLING_INTERVAL_IN_SECONDS =
5772                "connectivity_sampling_interval_in_seconds";
5773
5774        /**
5775         * The series of successively longer delays used in retrying to download PAC file.
5776         * Last delay is used between successful PAC downloads.
5777         *
5778         * @hide
5779         */
5780        public static final String PAC_CHANGE_DELAY = "pac_change_delay";
5781
5782        /**
5783         * Setting to turn off captive portal detection. Feature is enabled by
5784         * default and the setting needs to be set to 0 to disable it.
5785         *
5786         * @hide
5787         */
5788        public static final String
5789                CAPTIVE_PORTAL_DETECTION_ENABLED = "captive_portal_detection_enabled";
5790
5791        /**
5792         * The server used for captive portal detection upon a new conection. A
5793         * 204 response code from the server is used for validation.
5794         *
5795         * @hide
5796         */
5797        public static final String CAPTIVE_PORTAL_SERVER = "captive_portal_server";
5798
5799        /**
5800         * Whether network service discovery is enabled.
5801         *
5802         * @hide
5803         */
5804        public static final String NSD_ON = "nsd_on";
5805
5806        /**
5807         * Let user pick default install location.
5808         *
5809         * @hide
5810         */
5811        public static final String SET_INSTALL_LOCATION = "set_install_location";
5812
5813        /**
5814         * Default install location value.
5815         * 0 = auto, let system decide
5816         * 1 = internal
5817         * 2 = sdcard
5818         * @hide
5819         */
5820        public static final String DEFAULT_INSTALL_LOCATION = "default_install_location";
5821
5822        /**
5823         * ms during which to consume extra events related to Inet connection
5824         * condition after a transtion to fully-connected
5825         *
5826         * @hide
5827         */
5828        public static final String
5829                INET_CONDITION_DEBOUNCE_UP_DELAY = "inet_condition_debounce_up_delay";
5830
5831        /**
5832         * ms during which to consume extra events related to Inet connection
5833         * condtion after a transtion to partly-connected
5834         *
5835         * @hide
5836         */
5837        public static final String
5838                INET_CONDITION_DEBOUNCE_DOWN_DELAY = "inet_condition_debounce_down_delay";
5839
5840        /** {@hide} */
5841        public static final String
5842                READ_EXTERNAL_STORAGE_ENFORCED_DEFAULT = "read_external_storage_enforced_default";
5843
5844        /**
5845         * Host name and port for global http proxy. Uses ':' seperator for
5846         * between host and port.
5847         */
5848        public static final String HTTP_PROXY = "http_proxy";
5849
5850        /**
5851         * Host name for global http proxy. Set via ConnectivityManager.
5852         *
5853         * @hide
5854         */
5855        public static final String GLOBAL_HTTP_PROXY_HOST = "global_http_proxy_host";
5856
5857        /**
5858         * Integer host port for global http proxy. Set via ConnectivityManager.
5859         *
5860         * @hide
5861         */
5862        public static final String GLOBAL_HTTP_PROXY_PORT = "global_http_proxy_port";
5863
5864        /**
5865         * Exclusion list for global proxy. This string contains a list of
5866         * comma-separated domains where the global proxy does not apply.
5867         * Domains should be listed in a comma- separated list. Example of
5868         * acceptable formats: ".domain1.com,my.domain2.com" Use
5869         * ConnectivityManager to set/get.
5870         *
5871         * @hide
5872         */
5873        public static final String
5874                GLOBAL_HTTP_PROXY_EXCLUSION_LIST = "global_http_proxy_exclusion_list";
5875
5876        /**
5877         * The location PAC File for the proxy.
5878         * @hide
5879         */
5880        public static final String
5881                GLOBAL_HTTP_PROXY_PAC = "global_proxy_pac_url";
5882
5883        /**
5884         * Enables the UI setting to allow the user to specify the global HTTP
5885         * proxy and associated exclusion list.
5886         *
5887         * @hide
5888         */
5889        public static final String SET_GLOBAL_HTTP_PROXY = "set_global_http_proxy";
5890
5891        /**
5892         * Setting for default DNS in case nobody suggests one
5893         *
5894         * @hide
5895         */
5896        public static final String DEFAULT_DNS_SERVER = "default_dns_server";
5897
5898        /** {@hide} */
5899        public static final String
5900                BLUETOOTH_HEADSET_PRIORITY_PREFIX = "bluetooth_headset_priority_";
5901        /** {@hide} */
5902        public static final String
5903                BLUETOOTH_A2DP_SINK_PRIORITY_PREFIX = "bluetooth_a2dp_sink_priority_";
5904        /** {@hide} */
5905        public static final String
5906                BLUETOOTH_INPUT_DEVICE_PRIORITY_PREFIX = "bluetooth_input_device_priority_";
5907        /** {@hide} */
5908        public static final String
5909                BLUETOOTH_MAP_PRIORITY_PREFIX = "bluetooth_map_priority_";
5910
5911        /**
5912         * Get the key that retrieves a bluetooth headset's priority.
5913         * @hide
5914         */
5915        public static final String getBluetoothHeadsetPriorityKey(String address) {
5916            return BLUETOOTH_HEADSET_PRIORITY_PREFIX + address.toUpperCase(Locale.ROOT);
5917        }
5918
5919        /**
5920         * Get the key that retrieves a bluetooth a2dp sink's priority.
5921         * @hide
5922         */
5923        public static final String getBluetoothA2dpSinkPriorityKey(String address) {
5924            return BLUETOOTH_A2DP_SINK_PRIORITY_PREFIX + address.toUpperCase(Locale.ROOT);
5925        }
5926
5927        /**
5928         * Get the key that retrieves a bluetooth Input Device's priority.
5929         * @hide
5930         */
5931        public static final String getBluetoothInputDevicePriorityKey(String address) {
5932            return BLUETOOTH_INPUT_DEVICE_PRIORITY_PREFIX + address.toUpperCase(Locale.ROOT);
5933        }
5934
5935        /**
5936         * Get the key that retrieves a bluetooth map priority.
5937         * @hide
5938         */
5939        public static final String getBluetoothMapPriorityKey(String address) {
5940            return BLUETOOTH_MAP_PRIORITY_PREFIX + address.toUpperCase(Locale.ROOT);
5941        }
5942        /**
5943         * Scaling factor for normal window animations. Setting to 0 will
5944         * disable window animations.
5945         */
5946        public static final String WINDOW_ANIMATION_SCALE = "window_animation_scale";
5947
5948        /**
5949         * Scaling factor for activity transition animations. Setting to 0 will
5950         * disable window animations.
5951         */
5952        public static final String TRANSITION_ANIMATION_SCALE = "transition_animation_scale";
5953
5954        /**
5955         * Scaling factor for Animator-based animations. This affects both the
5956         * start delay and duration of all such animations. Setting to 0 will
5957         * cause animations to end immediately. The default value is 1.
5958         */
5959        public static final String ANIMATOR_DURATION_SCALE = "animator_duration_scale";
5960
5961        /**
5962         * Scaling factor for normal window animations. Setting to 0 will
5963         * disable window animations.
5964         *
5965         * @hide
5966         */
5967        public static final String FANCY_IME_ANIMATIONS = "fancy_ime_animations";
5968
5969        /**
5970         * If 0, the compatibility mode is off for all applications.
5971         * If 1, older applications run under compatibility mode.
5972         * TODO: remove this settings before code freeze (bug/1907571)
5973         * @hide
5974         */
5975        public static final String COMPATIBILITY_MODE = "compatibility_mode";
5976
5977        /**
5978         * CDMA only settings
5979         * Emergency Tone  0 = Off
5980         *                 1 = Alert
5981         *                 2 = Vibrate
5982         * @hide
5983         */
5984        public static final String EMERGENCY_TONE = "emergency_tone";
5985
5986        /**
5987         * CDMA only settings
5988         * Whether the auto retry is enabled. The value is
5989         * boolean (1 or 0).
5990         * @hide
5991         */
5992        public static final String CALL_AUTO_RETRY = "call_auto_retry";
5993
5994        /**
5995         * The preferred network mode   7 = Global
5996         *                              6 = EvDo only
5997         *                              5 = CDMA w/o EvDo
5998         *                              4 = CDMA / EvDo auto
5999         *                              3 = GSM / WCDMA auto
6000         *                              2 = WCDMA only
6001         *                              1 = GSM only
6002         *                              0 = GSM / WCDMA preferred
6003         * @hide
6004         */
6005        public static final String PREFERRED_NETWORK_MODE =
6006                "preferred_network_mode";
6007
6008        /**
6009         * Name of an application package to be debugged.
6010         */
6011        public static final String DEBUG_APP = "debug_app";
6012
6013        /**
6014         * If 1, when launching DEBUG_APP it will wait for the debugger before
6015         * starting user code.  If 0, it will run normally.
6016         */
6017        public static final String WAIT_FOR_DEBUGGER = "wait_for_debugger";
6018
6019        /**
6020         * Control whether the process CPU usage meter should be shown.
6021         */
6022        public static final String SHOW_PROCESSES = "show_processes";
6023
6024        /**
6025         * If 1 low power mode is enabled.
6026         * @hide
6027         */
6028        public static final String LOW_POWER_MODE = "low_power";
6029
6030        /**
6031         * Battery level [1-99] at which low power mode automatically turns on.
6032         * @hide
6033         */
6034        public static final String LOW_POWER_MODE_TRIGGER_LEVEL = "low_power_trigger_level";
6035
6036         /**
6037         * If 1, the activity manager will aggressively finish activities and
6038         * processes as soon as they are no longer needed.  If 0, the normal
6039         * extended lifetime is used.
6040         */
6041        public static final String ALWAYS_FINISH_ACTIVITIES =
6042                "always_finish_activities";
6043
6044        /**
6045         * Use Dock audio output for media:
6046         *      0 = disabled
6047         *      1 = enabled
6048         * @hide
6049         */
6050        public static final String DOCK_AUDIO_MEDIA_ENABLED = "dock_audio_media_enabled";
6051
6052        /**
6053         * Persisted safe headphone volume management state by AudioService
6054         * @hide
6055         */
6056        public static final String AUDIO_SAFE_VOLUME_STATE = "audio_safe_volume_state";
6057
6058        /**
6059         * URL for tzinfo (time zone) updates
6060         * @hide
6061         */
6062        public static final String TZINFO_UPDATE_CONTENT_URL = "tzinfo_content_url";
6063
6064        /**
6065         * URL for tzinfo (time zone) update metadata
6066         * @hide
6067         */
6068        public static final String TZINFO_UPDATE_METADATA_URL = "tzinfo_metadata_url";
6069
6070        /**
6071         * URL for selinux (mandatory access control) updates
6072         * @hide
6073         */
6074        public static final String SELINUX_UPDATE_CONTENT_URL = "selinux_content_url";
6075
6076        /**
6077         * URL for selinux (mandatory access control) update metadata
6078         * @hide
6079         */
6080        public static final String SELINUX_UPDATE_METADATA_URL = "selinux_metadata_url";
6081
6082        /**
6083         * URL for sms short code updates
6084         * @hide
6085         */
6086        public static final String SMS_SHORT_CODES_UPDATE_CONTENT_URL =
6087                "sms_short_codes_content_url";
6088
6089        /**
6090         * URL for sms short code update metadata
6091         * @hide
6092         */
6093        public static final String SMS_SHORT_CODES_UPDATE_METADATA_URL =
6094                "sms_short_codes_metadata_url";
6095
6096        /**
6097         * URL for cert pinlist updates
6098         * @hide
6099         */
6100        public static final String CERT_PIN_UPDATE_CONTENT_URL = "cert_pin_content_url";
6101
6102        /**
6103         * URL for cert pinlist updates
6104         * @hide
6105         */
6106        public static final String CERT_PIN_UPDATE_METADATA_URL = "cert_pin_metadata_url";
6107
6108        /**
6109         * URL for intent firewall updates
6110         * @hide
6111         */
6112        public static final String INTENT_FIREWALL_UPDATE_CONTENT_URL =
6113                "intent_firewall_content_url";
6114
6115        /**
6116         * URL for intent firewall update metadata
6117         * @hide
6118         */
6119        public static final String INTENT_FIREWALL_UPDATE_METADATA_URL =
6120                "intent_firewall_metadata_url";
6121
6122        /**
6123         * SELinux enforcement status. If 0, permissive; if 1, enforcing.
6124         * @hide
6125         */
6126        public static final String SELINUX_STATUS = "selinux_status";
6127
6128        /**
6129         * Developer setting to force RTL layout.
6130         * @hide
6131         */
6132        public static final String DEVELOPMENT_FORCE_RTL = "debug.force_rtl";
6133
6134        /**
6135         * Milliseconds after screen-off after which low battery sounds will be silenced.
6136         *
6137         * If zero, battery sounds will always play.
6138         * Defaults to @integer/def_low_battery_sound_timeout in SettingsProvider.
6139         *
6140         * @hide
6141         */
6142        public static final String LOW_BATTERY_SOUND_TIMEOUT = "low_battery_sound_timeout";
6143
6144        /**
6145         * Milliseconds to wait before bouncing Wi-Fi after settings is restored. Note that after
6146         * the caller is done with this, they should call {@link ContentResolver#delete(Uri)} to
6147         * clean up any value that they may have written.
6148         *
6149         * @hide
6150         */
6151        public static final String WIFI_BOUNCE_DELAY_OVERRIDE_MS = "wifi_bounce_delay_override_ms";
6152
6153        /**
6154         * Defines global runtime overrides to window policy.
6155         *
6156         * See {@link com.android.internal.policy.impl.PolicyControl} for value format.
6157         *
6158         * @hide
6159         */
6160        public static final String POLICY_CONTROL = "policy_control";
6161
6162
6163        /**
6164         * This preference enables notification display even over a securely
6165         * locked screen.
6166         * @hide
6167         */
6168        public static final String LOCK_SCREEN_SHOW_NOTIFICATIONS =
6169                "lock_screen_show_notifications";
6170
6171        /**
6172         * Defines global zen mode.  ZEN_MODE_OFF or ZEN_MODE_ON.
6173         *
6174         * @hide
6175         */
6176        public static final String ZEN_MODE = "zen_mode";
6177
6178        /** @hide */ public static final int ZEN_MODE_OFF = 0;
6179        /** @hide */ public static final int ZEN_MODE_ON = 1;
6180
6181        /** @hide */ public static String zenModeToString(int mode) {
6182            if (mode == ZEN_MODE_OFF) return "ZEN_MODE_OFF";
6183            return "ZEN_MODE_ON";
6184        }
6185
6186        /**
6187         * Opaque value, changes when persisted zen mode configuration changes.
6188         *
6189         * @hide
6190         */
6191        public static final String ZEN_MODE_CONFIG_ETAG = "zen_mode_config_etag";
6192
6193        /**
6194         * Defines global heads up toggle.  One of HEADS_UP_OFF, HEADS_UP_ON.
6195         *
6196         * @hide
6197         */
6198        public static final String HEADS_UP_NOTIFICATIONS_ENABLED =
6199                "heads_up_notifications_enabled";
6200
6201        /** @hide */ public static final int HEADS_UP_OFF = 0;
6202        /** @hide */ public static final int HEADS_UP_ON = 1;
6203
6204        /**
6205         * The name of the device
6206         *
6207         * @hide
6208         */
6209        public static final String DEVICE_NAME = "device_name";
6210
6211        /**
6212         * Settings to backup. This is here so that it's in the same place as the settings
6213         * keys and easy to update.
6214         *
6215         * These keys may be mentioned in the SETTINGS_TO_BACKUP arrays in System
6216         * and Secure as well.  This is because those tables drive both backup and
6217         * restore, and restore needs to properly whitelist keys that used to live
6218         * in those namespaces.  The keys will only actually be backed up / restored
6219         * if they are also mentioned in this table (Global.SETTINGS_TO_BACKUP).
6220         *
6221         * NOTE: Settings are backed up and restored in the order they appear
6222         *       in this array. If you have one setting depending on another,
6223         *       make sure that they are ordered appropriately.
6224         *
6225         * @hide
6226         */
6227        public static final String[] SETTINGS_TO_BACKUP = {
6228            BUGREPORT_IN_POWER_MENU,
6229            STAY_ON_WHILE_PLUGGED_IN,
6230            AUTO_TIME,
6231            AUTO_TIME_ZONE,
6232            POWER_SOUNDS_ENABLED,
6233            DOCK_SOUNDS_ENABLED,
6234            USB_MASS_STORAGE_ENABLED,
6235            ENABLE_ACCESSIBILITY_GLOBAL_GESTURE_ENABLED,
6236            WIFI_NETWORKS_AVAILABLE_NOTIFICATION_ON,
6237            WIFI_NETWORKS_AVAILABLE_REPEAT_DELAY,
6238            WIFI_WATCHDOG_POOR_NETWORK_TEST_ENABLED,
6239            WIFI_NUM_OPEN_NETWORKS_KEPT,
6240            EMERGENCY_TONE,
6241            CALL_AUTO_RETRY,
6242            DOCK_AUDIO_MEDIA_ENABLED
6243        };
6244
6245        // Populated lazily, guarded by class object:
6246        private static NameValueCache sNameValueCache = new NameValueCache(
6247                    SYS_PROP_SETTING_VERSION,
6248                    CONTENT_URI,
6249                    CALL_METHOD_GET_GLOBAL,
6250                    CALL_METHOD_PUT_GLOBAL);
6251
6252        // Certain settings have been moved from global to the per-user secure namespace
6253        private static final HashSet<String> MOVED_TO_SECURE;
6254        static {
6255            MOVED_TO_SECURE = new HashSet<String>(1);
6256            MOVED_TO_SECURE.add(Settings.Global.INSTALL_NON_MARKET_APPS);
6257        }
6258
6259        /**
6260         * Look up a name in the database.
6261         * @param resolver to access the database with
6262         * @param name to look up in the table
6263         * @return the corresponding value, or null if not present
6264         */
6265        public static String getString(ContentResolver resolver, String name) {
6266            return getStringForUser(resolver, name, UserHandle.myUserId());
6267        }
6268
6269        /** @hide */
6270        public static String getStringForUser(ContentResolver resolver, String name,
6271                int userHandle) {
6272            if (MOVED_TO_SECURE.contains(name)) {
6273                Log.w(TAG, "Setting " + name + " has moved from android.provider.Settings.Global"
6274                        + " to android.provider.Settings.Secure, returning read-only value.");
6275                return Secure.getStringForUser(resolver, name, userHandle);
6276            }
6277            return sNameValueCache.getStringForUser(resolver, name, userHandle);
6278        }
6279
6280        /**
6281         * Store a name/value pair into the database.
6282         * @param resolver to access the database with
6283         * @param name to store
6284         * @param value to associate with the name
6285         * @return true if the value was set, false on database errors
6286         */
6287        public static boolean putString(ContentResolver resolver,
6288                String name, String value) {
6289            return putStringForUser(resolver, name, value, UserHandle.myUserId());
6290        }
6291
6292        /** @hide */
6293        public static boolean putStringForUser(ContentResolver resolver,
6294                String name, String value, int userHandle) {
6295            if (LOCAL_LOGV) {
6296                Log.v(TAG, "Global.putString(name=" + name + ", value=" + value
6297                        + " for " + userHandle);
6298            }
6299            // Global and Secure have the same access policy so we can forward writes
6300            if (MOVED_TO_SECURE.contains(name)) {
6301                Log.w(TAG, "Setting " + name + " has moved from android.provider.Settings.Global"
6302                        + " to android.provider.Settings.Secure, value is unchanged.");
6303                return Secure.putStringForUser(resolver, name, value, userHandle);
6304            }
6305            return sNameValueCache.putStringForUser(resolver, name, value, userHandle);
6306        }
6307
6308        /**
6309         * Construct the content URI for a particular name/value pair,
6310         * useful for monitoring changes with a ContentObserver.
6311         * @param name to look up in the table
6312         * @return the corresponding content URI, or null if not present
6313         */
6314        public static Uri getUriFor(String name) {
6315            return getUriFor(CONTENT_URI, name);
6316        }
6317
6318        /**
6319         * Convenience function for retrieving a single secure settings value
6320         * as an integer.  Note that internally setting values are always
6321         * stored as strings; this function converts the string to an integer
6322         * for you.  The default value will be returned if the setting is
6323         * not defined or not an integer.
6324         *
6325         * @param cr The ContentResolver to access.
6326         * @param name The name of the setting to retrieve.
6327         * @param def Value to return if the setting is not defined.
6328         *
6329         * @return The setting's current value, or 'def' if it is not defined
6330         * or not a valid integer.
6331         */
6332        public static int getInt(ContentResolver cr, String name, int def) {
6333            String v = getString(cr, name);
6334            try {
6335                return v != null ? Integer.parseInt(v) : def;
6336            } catch (NumberFormatException e) {
6337                return def;
6338            }
6339        }
6340
6341        /**
6342         * Convenience function for retrieving a single secure settings value
6343         * as an integer.  Note that internally setting values are always
6344         * stored as strings; this function converts the string to an integer
6345         * for you.
6346         * <p>
6347         * This version does not take a default value.  If the setting has not
6348         * been set, or the string value is not a number,
6349         * it throws {@link SettingNotFoundException}.
6350         *
6351         * @param cr The ContentResolver to access.
6352         * @param name The name of the setting to retrieve.
6353         *
6354         * @throws SettingNotFoundException Thrown if a setting by the given
6355         * name can't be found or the setting value is not an integer.
6356         *
6357         * @return The setting's current value.
6358         */
6359        public static int getInt(ContentResolver cr, String name)
6360                throws SettingNotFoundException {
6361            String v = getString(cr, name);
6362            try {
6363                return Integer.parseInt(v);
6364            } catch (NumberFormatException e) {
6365                throw new SettingNotFoundException(name);
6366            }
6367        }
6368
6369        /**
6370         * Convenience function for updating a single settings value as an
6371         * integer. This will either create a new entry in the table if the
6372         * given name does not exist, or modify the value of the existing row
6373         * with that name.  Note that internally setting values are always
6374         * stored as strings, so this function converts the given value to a
6375         * string before storing it.
6376         *
6377         * @param cr The ContentResolver to access.
6378         * @param name The name of the setting to modify.
6379         * @param value The new value for the setting.
6380         * @return true if the value was set, false on database errors
6381         */
6382        public static boolean putInt(ContentResolver cr, String name, int value) {
6383            return putString(cr, name, Integer.toString(value));
6384        }
6385
6386        /**
6387         * Convenience function for retrieving a single secure settings value
6388         * as a {@code long}.  Note that internally setting values are always
6389         * stored as strings; this function converts the string to a {@code long}
6390         * for you.  The default value will be returned if the setting is
6391         * not defined or not a {@code long}.
6392         *
6393         * @param cr The ContentResolver to access.
6394         * @param name The name of the setting to retrieve.
6395         * @param def Value to return if the setting is not defined.
6396         *
6397         * @return The setting's current value, or 'def' if it is not defined
6398         * or not a valid {@code long}.
6399         */
6400        public static long getLong(ContentResolver cr, String name, long def) {
6401            String valString = getString(cr, name);
6402            long value;
6403            try {
6404                value = valString != null ? Long.parseLong(valString) : def;
6405            } catch (NumberFormatException e) {
6406                value = def;
6407            }
6408            return value;
6409        }
6410
6411        /**
6412         * Convenience function for retrieving a single secure settings value
6413         * as a {@code long}.  Note that internally setting values are always
6414         * stored as strings; this function converts the string to a {@code long}
6415         * for you.
6416         * <p>
6417         * This version does not take a default value.  If the setting has not
6418         * been set, or the string value is not a number,
6419         * it throws {@link SettingNotFoundException}.
6420         *
6421         * @param cr The ContentResolver to access.
6422         * @param name The name of the setting to retrieve.
6423         *
6424         * @return The setting's current value.
6425         * @throws SettingNotFoundException Thrown if a setting by the given
6426         * name can't be found or the setting value is not an integer.
6427         */
6428        public static long getLong(ContentResolver cr, String name)
6429                throws SettingNotFoundException {
6430            String valString = getString(cr, name);
6431            try {
6432                return Long.parseLong(valString);
6433            } catch (NumberFormatException e) {
6434                throw new SettingNotFoundException(name);
6435            }
6436        }
6437
6438        /**
6439         * Convenience function for updating a secure settings value as a long
6440         * integer. This will either create a new entry in the table if the
6441         * given name does not exist, or modify the value of the existing row
6442         * with that name.  Note that internally setting values are always
6443         * stored as strings, so this function converts the given value to a
6444         * string before storing it.
6445         *
6446         * @param cr The ContentResolver to access.
6447         * @param name The name of the setting to modify.
6448         * @param value The new value for the setting.
6449         * @return true if the value was set, false on database errors
6450         */
6451        public static boolean putLong(ContentResolver cr, String name, long value) {
6452            return putString(cr, name, Long.toString(value));
6453        }
6454
6455        /**
6456         * Convenience function for retrieving a single secure settings value
6457         * as a floating point number.  Note that internally setting values are
6458         * always stored as strings; this function converts the string to an
6459         * float for you. The default value will be returned if the setting
6460         * is not defined or not a valid float.
6461         *
6462         * @param cr The ContentResolver to access.
6463         * @param name The name of the setting to retrieve.
6464         * @param def Value to return if the setting is not defined.
6465         *
6466         * @return The setting's current value, or 'def' if it is not defined
6467         * or not a valid float.
6468         */
6469        public static float getFloat(ContentResolver cr, String name, float def) {
6470            String v = getString(cr, name);
6471            try {
6472                return v != null ? Float.parseFloat(v) : def;
6473            } catch (NumberFormatException e) {
6474                return def;
6475            }
6476        }
6477
6478        /**
6479         * Convenience function for retrieving a single secure settings value
6480         * as a float.  Note that internally setting values are always
6481         * stored as strings; this function converts the string to a float
6482         * for you.
6483         * <p>
6484         * This version does not take a default value.  If the setting has not
6485         * been set, or the string value is not a number,
6486         * it throws {@link SettingNotFoundException}.
6487         *
6488         * @param cr The ContentResolver to access.
6489         * @param name The name of the setting to retrieve.
6490         *
6491         * @throws SettingNotFoundException Thrown if a setting by the given
6492         * name can't be found or the setting value is not a float.
6493         *
6494         * @return The setting's current value.
6495         */
6496        public static float getFloat(ContentResolver cr, String name)
6497                throws SettingNotFoundException {
6498            String v = getString(cr, name);
6499            if (v == null) {
6500                throw new SettingNotFoundException(name);
6501            }
6502            try {
6503                return Float.parseFloat(v);
6504            } catch (NumberFormatException e) {
6505                throw new SettingNotFoundException(name);
6506            }
6507        }
6508
6509        /**
6510         * Convenience function for updating a single settings value as a
6511         * floating point number. This will either create a new entry in the
6512         * table if the given name does not exist, or modify the value of the
6513         * existing row with that name.  Note that internally setting values
6514         * are always stored as strings, so this function converts the given
6515         * value to a string before storing it.
6516         *
6517         * @param cr The ContentResolver to access.
6518         * @param name The name of the setting to modify.
6519         * @param value The new value for the setting.
6520         * @return true if the value was set, false on database errors
6521         */
6522        public static boolean putFloat(ContentResolver cr, String name, float value) {
6523            return putString(cr, name, Float.toString(value));
6524        }
6525    }
6526
6527    /**
6528     * User-defined bookmarks and shortcuts.  The target of each bookmark is an
6529     * Intent URL, allowing it to be either a web page or a particular
6530     * application activity.
6531     *
6532     * @hide
6533     */
6534    public static final class Bookmarks implements BaseColumns
6535    {
6536        private static final String TAG = "Bookmarks";
6537
6538        /**
6539         * The content:// style URL for this table
6540         */
6541        public static final Uri CONTENT_URI =
6542            Uri.parse("content://" + AUTHORITY + "/bookmarks");
6543
6544        /**
6545         * The row ID.
6546         * <p>Type: INTEGER</p>
6547         */
6548        public static final String ID = "_id";
6549
6550        /**
6551         * Descriptive name of the bookmark that can be displayed to the user.
6552         * If this is empty, the title should be resolved at display time (use
6553         * {@link #getTitle(Context, Cursor)} any time you want to display the
6554         * title of a bookmark.)
6555         * <P>
6556         * Type: TEXT
6557         * </P>
6558         */
6559        public static final String TITLE = "title";
6560
6561        /**
6562         * Arbitrary string (displayed to the user) that allows bookmarks to be
6563         * organized into categories.  There are some special names for
6564         * standard folders, which all start with '@'.  The label displayed for
6565         * the folder changes with the locale (via {@link #getLabelForFolder}) but
6566         * the folder name does not change so you can consistently query for
6567         * the folder regardless of the current locale.
6568         *
6569         * <P>Type: TEXT</P>
6570         *
6571         */
6572        public static final String FOLDER = "folder";
6573
6574        /**
6575         * The Intent URL of the bookmark, describing what it points to.  This
6576         * value is given to {@link android.content.Intent#getIntent} to create
6577         * an Intent that can be launched.
6578         * <P>Type: TEXT</P>
6579         */
6580        public static final String INTENT = "intent";
6581
6582        /**
6583         * Optional shortcut character associated with this bookmark.
6584         * <P>Type: INTEGER</P>
6585         */
6586        public static final String SHORTCUT = "shortcut";
6587
6588        /**
6589         * The order in which the bookmark should be displayed
6590         * <P>Type: INTEGER</P>
6591         */
6592        public static final String ORDERING = "ordering";
6593
6594        private static final String[] sIntentProjection = { INTENT };
6595        private static final String[] sShortcutProjection = { ID, SHORTCUT };
6596        private static final String sShortcutSelection = SHORTCUT + "=?";
6597
6598        /**
6599         * Convenience function to retrieve the bookmarked Intent for a
6600         * particular shortcut key.
6601         *
6602         * @param cr The ContentResolver to query.
6603         * @param shortcut The shortcut key.
6604         *
6605         * @return Intent The bookmarked URL, or null if there is no bookmark
6606         *         matching the given shortcut.
6607         */
6608        public static Intent getIntentForShortcut(ContentResolver cr, char shortcut)
6609        {
6610            Intent intent = null;
6611
6612            Cursor c = cr.query(CONTENT_URI,
6613                    sIntentProjection, sShortcutSelection,
6614                    new String[] { String.valueOf((int) shortcut) }, ORDERING);
6615            // Keep trying until we find a valid shortcut
6616            try {
6617                while (intent == null && c.moveToNext()) {
6618                    try {
6619                        String intentURI = c.getString(c.getColumnIndexOrThrow(INTENT));
6620                        intent = Intent.parseUri(intentURI, 0);
6621                    } catch (java.net.URISyntaxException e) {
6622                        // The stored URL is bad...  ignore it.
6623                    } catch (IllegalArgumentException e) {
6624                        // Column not found
6625                        Log.w(TAG, "Intent column not found", e);
6626                    }
6627                }
6628            } finally {
6629                if (c != null) c.close();
6630            }
6631
6632            return intent;
6633        }
6634
6635        /**
6636         * Add a new bookmark to the system.
6637         *
6638         * @param cr The ContentResolver to query.
6639         * @param intent The desired target of the bookmark.
6640         * @param title Bookmark title that is shown to the user; null if none
6641         *            or it should be resolved to the intent's title.
6642         * @param folder Folder in which to place the bookmark; null if none.
6643         * @param shortcut Shortcut that will invoke the bookmark; 0 if none. If
6644         *            this is non-zero and there is an existing bookmark entry
6645         *            with this same shortcut, then that existing shortcut is
6646         *            cleared (the bookmark is not removed).
6647         * @return The unique content URL for the new bookmark entry.
6648         */
6649        public static Uri add(ContentResolver cr,
6650                                           Intent intent,
6651                                           String title,
6652                                           String folder,
6653                                           char shortcut,
6654                                           int ordering)
6655        {
6656            // If a shortcut is supplied, and it is already defined for
6657            // another bookmark, then remove the old definition.
6658            if (shortcut != 0) {
6659                cr.delete(CONTENT_URI, sShortcutSelection,
6660                        new String[] { String.valueOf((int) shortcut) });
6661            }
6662
6663            ContentValues values = new ContentValues();
6664            if (title != null) values.put(TITLE, title);
6665            if (folder != null) values.put(FOLDER, folder);
6666            values.put(INTENT, intent.toUri(0));
6667            if (shortcut != 0) values.put(SHORTCUT, (int) shortcut);
6668            values.put(ORDERING, ordering);
6669            return cr.insert(CONTENT_URI, values);
6670        }
6671
6672        /**
6673         * Return the folder name as it should be displayed to the user.  This
6674         * takes care of localizing special folders.
6675         *
6676         * @param r Resources object for current locale; only need access to
6677         *          system resources.
6678         * @param folder The value found in the {@link #FOLDER} column.
6679         *
6680         * @return CharSequence The label for this folder that should be shown
6681         *         to the user.
6682         */
6683        public static CharSequence getLabelForFolder(Resources r, String folder) {
6684            return folder;
6685        }
6686
6687        /**
6688         * Return the title as it should be displayed to the user. This takes
6689         * care of localizing bookmarks that point to activities.
6690         *
6691         * @param context A context.
6692         * @param cursor A cursor pointing to the row whose title should be
6693         *        returned. The cursor must contain at least the {@link #TITLE}
6694         *        and {@link #INTENT} columns.
6695         * @return A title that is localized and can be displayed to the user,
6696         *         or the empty string if one could not be found.
6697         */
6698        public static CharSequence getTitle(Context context, Cursor cursor) {
6699            int titleColumn = cursor.getColumnIndex(TITLE);
6700            int intentColumn = cursor.getColumnIndex(INTENT);
6701            if (titleColumn == -1 || intentColumn == -1) {
6702                throw new IllegalArgumentException(
6703                        "The cursor must contain the TITLE and INTENT columns.");
6704            }
6705
6706            String title = cursor.getString(titleColumn);
6707            if (!TextUtils.isEmpty(title)) {
6708                return title;
6709            }
6710
6711            String intentUri = cursor.getString(intentColumn);
6712            if (TextUtils.isEmpty(intentUri)) {
6713                return "";
6714            }
6715
6716            Intent intent;
6717            try {
6718                intent = Intent.parseUri(intentUri, 0);
6719            } catch (URISyntaxException e) {
6720                return "";
6721            }
6722
6723            PackageManager packageManager = context.getPackageManager();
6724            ResolveInfo info = packageManager.resolveActivity(intent, 0);
6725            return info != null ? info.loadLabel(packageManager) : "";
6726        }
6727    }
6728
6729    /**
6730     * Returns the device ID that we should use when connecting to the mobile gtalk server.
6731     * This is a string like "android-0x1242", where the hex string is the Android ID obtained
6732     * from the GoogleLoginService.
6733     *
6734     * @param androidId The Android ID for this device.
6735     * @return The device ID that should be used when connecting to the mobile gtalk server.
6736     * @hide
6737     */
6738    public static String getGTalkDeviceId(long androidId) {
6739        return "android-" + Long.toHexString(androidId);
6740    }
6741}
6742