Settings.java revision aa036a2db08e19397285062c98aaab7acbf80717
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    // End of Intent actions for Settings
795
796    /**
797     * @hide - Private call() method on SettingsProvider to read from 'system' table.
798     */
799    public static final String CALL_METHOD_GET_SYSTEM = "GET_system";
800
801    /**
802     * @hide - Private call() method on SettingsProvider to read from 'secure' table.
803     */
804    public static final String CALL_METHOD_GET_SECURE = "GET_secure";
805
806    /**
807     * @hide - Private call() method on SettingsProvider to read from 'global' table.
808     */
809    public static final String CALL_METHOD_GET_GLOBAL = "GET_global";
810
811    /**
812     * @hide - User handle argument extra to the fast-path call()-based requests
813     */
814    public static final String CALL_METHOD_USER_KEY = "_user";
815
816    /** @hide - Private call() method to write to 'system' table */
817    public static final String CALL_METHOD_PUT_SYSTEM = "PUT_system";
818
819    /** @hide - Private call() method to write to 'secure' table */
820    public static final String CALL_METHOD_PUT_SECURE = "PUT_secure";
821
822    /** @hide - Private call() method to write to 'global' table */
823    public static final String CALL_METHOD_PUT_GLOBAL= "PUT_global";
824
825    /**
826     * Activity Extra: Limit available options in launched activity based on the given authority.
827     * <p>
828     * This can be passed as an extra field in an Activity Intent with one or more syncable content
829     * provider's authorities as a String[]. This field is used by some intents to alter the
830     * behavior of the called activity.
831     * <p>
832     * Example: The {@link #ACTION_ADD_ACCOUNT} intent restricts the account types available based
833     * on the authority given.
834     */
835    public static final String EXTRA_AUTHORITIES = "authorities";
836
837    /**
838     * Activity Extra: Limit available options in launched activity based on the given account
839     * types.
840     * <p>
841     * This can be passed as an extra field in an Activity Intent with one or more account types
842     * as a String[]. This field is used by some intents to alter the behavior of the called
843     * activity.
844     * <p>
845     * Example: The {@link #ACTION_ADD_ACCOUNT} intent restricts the account types to the specified
846     * list.
847     */
848    public static final String EXTRA_ACCOUNT_TYPES = "account_types";
849
850    public static final String EXTRA_INPUT_METHOD_ID = "input_method_id";
851
852    private static final String JID_RESOURCE_PREFIX = "android";
853
854    public static final String AUTHORITY = "settings";
855
856    private static final String TAG = "Settings";
857    private static final boolean LOCAL_LOGV = false;
858
859    // Lock ensures that when enabling/disabling the master location switch, we don't end up
860    // with a partial enable/disable state in multi-threaded situations.
861    private static final Object mLocationSettingsLock = new Object();
862
863    public static class SettingNotFoundException extends AndroidException {
864        public SettingNotFoundException(String msg) {
865            super(msg);
866        }
867    }
868
869    /**
870     * Common base for tables of name/value settings.
871     */
872    public static class NameValueTable implements BaseColumns {
873        public static final String NAME = "name";
874        public static final String VALUE = "value";
875
876        protected static boolean putString(ContentResolver resolver, Uri uri,
877                String name, String value) {
878            // The database will take care of replacing duplicates.
879            try {
880                ContentValues values = new ContentValues();
881                values.put(NAME, name);
882                values.put(VALUE, value);
883                resolver.insert(uri, values);
884                return true;
885            } catch (SQLException e) {
886                Log.w(TAG, "Can't set key " + name + " in " + uri, e);
887                return false;
888            }
889        }
890
891        public static Uri getUriFor(Uri uri, String name) {
892            return Uri.withAppendedPath(uri, name);
893        }
894    }
895
896    // Thread-safe.
897    private static class NameValueCache {
898        private final String mVersionSystemProperty;
899        private final Uri mUri;
900
901        private static final String[] SELECT_VALUE =
902            new String[] { Settings.NameValueTable.VALUE };
903        private static final String NAME_EQ_PLACEHOLDER = "name=?";
904
905        // Must synchronize on 'this' to access mValues and mValuesVersion.
906        private final HashMap<String, String> mValues = new HashMap<String, String>();
907        private long mValuesVersion = 0;
908
909        // Initially null; set lazily and held forever.  Synchronized on 'this'.
910        private IContentProvider mContentProvider = null;
911
912        // The method we'll call (or null, to not use) on the provider
913        // for the fast path of retrieving settings.
914        private final String mCallGetCommand;
915        private final String mCallSetCommand;
916
917        public NameValueCache(String versionSystemProperty, Uri uri,
918                String getCommand, String setCommand) {
919            mVersionSystemProperty = versionSystemProperty;
920            mUri = uri;
921            mCallGetCommand = getCommand;
922            mCallSetCommand = setCommand;
923        }
924
925        private IContentProvider lazyGetProvider(ContentResolver cr) {
926            IContentProvider cp = null;
927            synchronized (this) {
928                cp = mContentProvider;
929                if (cp == null) {
930                    cp = mContentProvider = cr.acquireProvider(mUri.getAuthority());
931                }
932            }
933            return cp;
934        }
935
936        public boolean putStringForUser(ContentResolver cr, String name, String value,
937                final int userHandle) {
938            try {
939                Bundle arg = new Bundle();
940                arg.putString(Settings.NameValueTable.VALUE, value);
941                arg.putInt(CALL_METHOD_USER_KEY, userHandle);
942                IContentProvider cp = lazyGetProvider(cr);
943                cp.call(cr.getPackageName(), mCallSetCommand, name, arg);
944            } catch (RemoteException e) {
945                Log.w(TAG, "Can't set key " + name + " in " + mUri, e);
946                return false;
947            }
948            return true;
949        }
950
951        public String getStringForUser(ContentResolver cr, String name, final int userHandle) {
952            final boolean isSelf = (userHandle == UserHandle.myUserId());
953            if (isSelf) {
954                long newValuesVersion = SystemProperties.getLong(mVersionSystemProperty, 0);
955
956                // Our own user's settings data uses a client-side cache
957                synchronized (this) {
958                    if (mValuesVersion != newValuesVersion) {
959                        if (LOCAL_LOGV || false) {
960                            Log.v(TAG, "invalidate [" + mUri.getLastPathSegment() + "]: current "
961                                    + newValuesVersion + " != cached " + mValuesVersion);
962                        }
963
964                        mValues.clear();
965                        mValuesVersion = newValuesVersion;
966                    }
967
968                    if (mValues.containsKey(name)) {
969                        return mValues.get(name);  // Could be null, that's OK -- negative caching
970                    }
971                }
972            } else {
973                if (LOCAL_LOGV) Log.v(TAG, "get setting for user " + userHandle
974                        + " by user " + UserHandle.myUserId() + " so skipping cache");
975            }
976
977            IContentProvider cp = lazyGetProvider(cr);
978
979            // Try the fast path first, not using query().  If this
980            // fails (alternate Settings provider that doesn't support
981            // this interface?) then we fall back to the query/table
982            // interface.
983            if (mCallGetCommand != null) {
984                try {
985                    Bundle args = null;
986                    if (!isSelf) {
987                        args = new Bundle();
988                        args.putInt(CALL_METHOD_USER_KEY, userHandle);
989                    }
990                    Bundle b = cp.call(cr.getPackageName(), mCallGetCommand, name, args);
991                    if (b != null) {
992                        String value = b.getPairValue();
993                        // Don't update our cache for reads of other users' data
994                        if (isSelf) {
995                            synchronized (this) {
996                                mValues.put(name, value);
997                            }
998                        } else {
999                            if (LOCAL_LOGV) Log.i(TAG, "call-query of user " + userHandle
1000                                    + " by " + UserHandle.myUserId()
1001                                    + " so not updating cache");
1002                        }
1003                        return value;
1004                    }
1005                    // If the response Bundle is null, we fall through
1006                    // to the query interface below.
1007                } catch (RemoteException e) {
1008                    // Not supported by the remote side?  Fall through
1009                    // to query().
1010                }
1011            }
1012
1013            Cursor c = null;
1014            try {
1015                c = cp.query(cr.getPackageName(), mUri, SELECT_VALUE, NAME_EQ_PLACEHOLDER,
1016                             new String[]{name}, null, null);
1017                if (c == null) {
1018                    Log.w(TAG, "Can't get key " + name + " from " + mUri);
1019                    return null;
1020                }
1021
1022                String value = c.moveToNext() ? c.getString(0) : null;
1023                synchronized (this) {
1024                    mValues.put(name, value);
1025                }
1026                if (LOCAL_LOGV) {
1027                    Log.v(TAG, "cache miss [" + mUri.getLastPathSegment() + "]: " +
1028                            name + " = " + (value == null ? "(null)" : value));
1029                }
1030                return value;
1031            } catch (RemoteException e) {
1032                Log.w(TAG, "Can't get key " + name + " from " + mUri, e);
1033                return null;  // Return null, but don't cache it.
1034            } finally {
1035                if (c != null) c.close();
1036            }
1037        }
1038    }
1039
1040    /**
1041     * System settings, containing miscellaneous system preferences.  This
1042     * table holds simple name/value pairs.  There are convenience
1043     * functions for accessing individual settings entries.
1044     */
1045    public static final class System extends NameValueTable {
1046        public static final String SYS_PROP_SETTING_VERSION = "sys.settings_system_version";
1047
1048        /**
1049         * The content:// style URL for this table
1050         */
1051        public static final Uri CONTENT_URI =
1052            Uri.parse("content://" + AUTHORITY + "/system");
1053
1054        private static final NameValueCache sNameValueCache = new NameValueCache(
1055                SYS_PROP_SETTING_VERSION,
1056                CONTENT_URI,
1057                CALL_METHOD_GET_SYSTEM,
1058                CALL_METHOD_PUT_SYSTEM);
1059
1060        private static final HashSet<String> MOVED_TO_SECURE;
1061        static {
1062            MOVED_TO_SECURE = new HashSet<String>(30);
1063            MOVED_TO_SECURE.add(Secure.ANDROID_ID);
1064            MOVED_TO_SECURE.add(Secure.HTTP_PROXY);
1065            MOVED_TO_SECURE.add(Secure.LOCATION_PROVIDERS_ALLOWED);
1066            MOVED_TO_SECURE.add(Secure.LOCK_BIOMETRIC_WEAK_FLAGS);
1067            MOVED_TO_SECURE.add(Secure.LOCK_PATTERN_ENABLED);
1068            MOVED_TO_SECURE.add(Secure.LOCK_PATTERN_VISIBLE);
1069            MOVED_TO_SECURE.add(Secure.LOCK_PATTERN_TACTILE_FEEDBACK_ENABLED);
1070            MOVED_TO_SECURE.add(Secure.LOGGING_ID);
1071            MOVED_TO_SECURE.add(Secure.PARENTAL_CONTROL_ENABLED);
1072            MOVED_TO_SECURE.add(Secure.PARENTAL_CONTROL_LAST_UPDATE);
1073            MOVED_TO_SECURE.add(Secure.PARENTAL_CONTROL_REDIRECT_URL);
1074            MOVED_TO_SECURE.add(Secure.SETTINGS_CLASSNAME);
1075            MOVED_TO_SECURE.add(Secure.USE_GOOGLE_MAIL);
1076            MOVED_TO_SECURE.add(Secure.WIFI_NETWORKS_AVAILABLE_NOTIFICATION_ON);
1077            MOVED_TO_SECURE.add(Secure.WIFI_NETWORKS_AVAILABLE_REPEAT_DELAY);
1078            MOVED_TO_SECURE.add(Secure.WIFI_NUM_OPEN_NETWORKS_KEPT);
1079            MOVED_TO_SECURE.add(Secure.WIFI_ON);
1080            MOVED_TO_SECURE.add(Secure.WIFI_WATCHDOG_ACCEPTABLE_PACKET_LOSS_PERCENTAGE);
1081            MOVED_TO_SECURE.add(Secure.WIFI_WATCHDOG_AP_COUNT);
1082            MOVED_TO_SECURE.add(Secure.WIFI_WATCHDOG_BACKGROUND_CHECK_DELAY_MS);
1083            MOVED_TO_SECURE.add(Secure.WIFI_WATCHDOG_BACKGROUND_CHECK_ENABLED);
1084            MOVED_TO_SECURE.add(Secure.WIFI_WATCHDOG_BACKGROUND_CHECK_TIMEOUT_MS);
1085            MOVED_TO_SECURE.add(Secure.WIFI_WATCHDOG_INITIAL_IGNORED_PING_COUNT);
1086            MOVED_TO_SECURE.add(Secure.WIFI_WATCHDOG_MAX_AP_CHECKS);
1087            MOVED_TO_SECURE.add(Secure.WIFI_WATCHDOG_ON);
1088            MOVED_TO_SECURE.add(Secure.WIFI_WATCHDOG_PING_COUNT);
1089            MOVED_TO_SECURE.add(Secure.WIFI_WATCHDOG_PING_DELAY_MS);
1090            MOVED_TO_SECURE.add(Secure.WIFI_WATCHDOG_PING_TIMEOUT_MS);
1091
1092            // At one time in System, then Global, but now back in Secure
1093            MOVED_TO_SECURE.add(Secure.INSTALL_NON_MARKET_APPS);
1094        }
1095
1096        private static final HashSet<String> MOVED_TO_GLOBAL;
1097        private static final HashSet<String> MOVED_TO_SECURE_THEN_GLOBAL;
1098        static {
1099            MOVED_TO_GLOBAL = new HashSet<String>();
1100            MOVED_TO_SECURE_THEN_GLOBAL = new HashSet<String>();
1101
1102            // these were originally in system but migrated to secure in the past,
1103            // so are duplicated in the Secure.* namespace
1104            MOVED_TO_SECURE_THEN_GLOBAL.add(Global.ADB_ENABLED);
1105            MOVED_TO_SECURE_THEN_GLOBAL.add(Global.BLUETOOTH_ON);
1106            MOVED_TO_SECURE_THEN_GLOBAL.add(Global.DATA_ROAMING);
1107            MOVED_TO_SECURE_THEN_GLOBAL.add(Global.DEVICE_PROVISIONED);
1108            MOVED_TO_SECURE_THEN_GLOBAL.add(Global.USB_MASS_STORAGE_ENABLED);
1109            MOVED_TO_SECURE_THEN_GLOBAL.add(Global.HTTP_PROXY);
1110
1111            // these are moving directly from system to global
1112            MOVED_TO_GLOBAL.add(Settings.Global.AIRPLANE_MODE_ON);
1113            MOVED_TO_GLOBAL.add(Settings.Global.AIRPLANE_MODE_RADIOS);
1114            MOVED_TO_GLOBAL.add(Settings.Global.AIRPLANE_MODE_TOGGLEABLE_RADIOS);
1115            MOVED_TO_GLOBAL.add(Settings.Global.AUTO_TIME);
1116            MOVED_TO_GLOBAL.add(Settings.Global.AUTO_TIME_ZONE);
1117            MOVED_TO_GLOBAL.add(Settings.Global.CAR_DOCK_SOUND);
1118            MOVED_TO_GLOBAL.add(Settings.Global.CAR_UNDOCK_SOUND);
1119            MOVED_TO_GLOBAL.add(Settings.Global.DESK_DOCK_SOUND);
1120            MOVED_TO_GLOBAL.add(Settings.Global.DESK_UNDOCK_SOUND);
1121            MOVED_TO_GLOBAL.add(Settings.Global.DOCK_SOUNDS_ENABLED);
1122            MOVED_TO_GLOBAL.add(Settings.Global.LOCK_SOUND);
1123            MOVED_TO_GLOBAL.add(Settings.Global.UNLOCK_SOUND);
1124            MOVED_TO_GLOBAL.add(Settings.Global.LOW_BATTERY_SOUND);
1125            MOVED_TO_GLOBAL.add(Settings.Global.POWER_SOUNDS_ENABLED);
1126            MOVED_TO_GLOBAL.add(Settings.Global.STAY_ON_WHILE_PLUGGED_IN);
1127            MOVED_TO_GLOBAL.add(Settings.Global.WIFI_SLEEP_POLICY);
1128            MOVED_TO_GLOBAL.add(Settings.Global.MODE_RINGER);
1129            MOVED_TO_GLOBAL.add(Settings.Global.WINDOW_ANIMATION_SCALE);
1130            MOVED_TO_GLOBAL.add(Settings.Global.TRANSITION_ANIMATION_SCALE);
1131            MOVED_TO_GLOBAL.add(Settings.Global.ANIMATOR_DURATION_SCALE);
1132            MOVED_TO_GLOBAL.add(Settings.Global.FANCY_IME_ANIMATIONS);
1133            MOVED_TO_GLOBAL.add(Settings.Global.COMPATIBILITY_MODE);
1134            MOVED_TO_GLOBAL.add(Settings.Global.EMERGENCY_TONE);
1135            MOVED_TO_GLOBAL.add(Settings.Global.CALL_AUTO_RETRY);
1136            MOVED_TO_GLOBAL.add(Settings.Global.DEBUG_APP);
1137            MOVED_TO_GLOBAL.add(Settings.Global.WAIT_FOR_DEBUGGER);
1138            MOVED_TO_GLOBAL.add(Settings.Global.SHOW_PROCESSES);
1139            MOVED_TO_GLOBAL.add(Settings.Global.ALWAYS_FINISH_ACTIVITIES);
1140            MOVED_TO_GLOBAL.add(Settings.Global.TZINFO_UPDATE_CONTENT_URL);
1141            MOVED_TO_GLOBAL.add(Settings.Global.TZINFO_UPDATE_METADATA_URL);
1142            MOVED_TO_GLOBAL.add(Settings.Global.SELINUX_UPDATE_CONTENT_URL);
1143            MOVED_TO_GLOBAL.add(Settings.Global.SELINUX_UPDATE_METADATA_URL);
1144            MOVED_TO_GLOBAL.add(Settings.Global.SMS_SHORT_CODES_UPDATE_CONTENT_URL);
1145            MOVED_TO_GLOBAL.add(Settings.Global.SMS_SHORT_CODES_UPDATE_METADATA_URL);
1146            MOVED_TO_GLOBAL.add(Settings.Global.CERT_PIN_UPDATE_CONTENT_URL);
1147            MOVED_TO_GLOBAL.add(Settings.Global.CERT_PIN_UPDATE_METADATA_URL);
1148        }
1149
1150        /** @hide */
1151        public static void getMovedKeys(HashSet<String> outKeySet) {
1152            outKeySet.addAll(MOVED_TO_GLOBAL);
1153            outKeySet.addAll(MOVED_TO_SECURE_THEN_GLOBAL);
1154        }
1155
1156        /** @hide */
1157        public static void getNonLegacyMovedKeys(HashSet<String> outKeySet) {
1158            outKeySet.addAll(MOVED_TO_GLOBAL);
1159        }
1160
1161        /**
1162         * Look up a name in the database.
1163         * @param resolver to access the database with
1164         * @param name to look up in the table
1165         * @return the corresponding value, or null if not present
1166         */
1167        public static String getString(ContentResolver resolver, String name) {
1168            return getStringForUser(resolver, name, UserHandle.myUserId());
1169        }
1170
1171        /** @hide */
1172        public static String getStringForUser(ContentResolver resolver, String name,
1173                int userHandle) {
1174            if (MOVED_TO_SECURE.contains(name)) {
1175                Log.w(TAG, "Setting " + name + " has moved from android.provider.Settings.System"
1176                        + " to android.provider.Settings.Secure, returning read-only value.");
1177                return Secure.getStringForUser(resolver, name, userHandle);
1178            }
1179            if (MOVED_TO_GLOBAL.contains(name) || MOVED_TO_SECURE_THEN_GLOBAL.contains(name)) {
1180                Log.w(TAG, "Setting " + name + " has moved from android.provider.Settings.System"
1181                        + " to android.provider.Settings.Global, returning read-only value.");
1182                return Global.getStringForUser(resolver, name, userHandle);
1183            }
1184            return sNameValueCache.getStringForUser(resolver, name, userHandle);
1185        }
1186
1187        /**
1188         * Store a name/value pair into the database.
1189         * @param resolver to access the database with
1190         * @param name to store
1191         * @param value to associate with the name
1192         * @return true if the value was set, false on database errors
1193         */
1194        public static boolean putString(ContentResolver resolver, String name, String value) {
1195            return putStringForUser(resolver, name, value, UserHandle.myUserId());
1196        }
1197
1198        /** @hide */
1199        public static boolean putStringForUser(ContentResolver resolver, String name, String value,
1200                int userHandle) {
1201            if (MOVED_TO_SECURE.contains(name)) {
1202                Log.w(TAG, "Setting " + name + " has moved from android.provider.Settings.System"
1203                        + " to android.provider.Settings.Secure, value is unchanged.");
1204                return false;
1205            }
1206            if (MOVED_TO_GLOBAL.contains(name) || MOVED_TO_SECURE_THEN_GLOBAL.contains(name)) {
1207                Log.w(TAG, "Setting " + name + " has moved from android.provider.Settings.System"
1208                        + " to android.provider.Settings.Global, value is unchanged.");
1209                return false;
1210            }
1211            return sNameValueCache.putStringForUser(resolver, name, value, userHandle);
1212        }
1213
1214        /**
1215         * Construct the content URI for a particular name/value pair,
1216         * useful for monitoring changes with a ContentObserver.
1217         * @param name to look up in the table
1218         * @return the corresponding content URI, or null if not present
1219         */
1220        public static Uri getUriFor(String name) {
1221            if (MOVED_TO_SECURE.contains(name)) {
1222                Log.w(TAG, "Setting " + name + " has moved from android.provider.Settings.System"
1223                    + " to android.provider.Settings.Secure, returning Secure URI.");
1224                return Secure.getUriFor(Secure.CONTENT_URI, name);
1225            }
1226            if (MOVED_TO_GLOBAL.contains(name) || MOVED_TO_SECURE_THEN_GLOBAL.contains(name)) {
1227                Log.w(TAG, "Setting " + name + " has moved from android.provider.Settings.System"
1228                        + " to android.provider.Settings.Global, returning read-only global URI.");
1229                return Global.getUriFor(Global.CONTENT_URI, name);
1230            }
1231            return getUriFor(CONTENT_URI, name);
1232        }
1233
1234        /**
1235         * Convenience function for retrieving a single system settings value
1236         * as an integer.  Note that internally setting values are always
1237         * stored as strings; this function converts the string to an integer
1238         * for you.  The default value will be returned if the setting is
1239         * not defined or not an integer.
1240         *
1241         * @param cr The ContentResolver to access.
1242         * @param name The name of the setting to retrieve.
1243         * @param def Value to return if the setting is not defined.
1244         *
1245         * @return The setting's current value, or 'def' if it is not defined
1246         * or not a valid integer.
1247         */
1248        public static int getInt(ContentResolver cr, String name, int def) {
1249            return getIntForUser(cr, name, def, UserHandle.myUserId());
1250        }
1251
1252        /** @hide */
1253        public static int getIntForUser(ContentResolver cr, String name, int def, int userHandle) {
1254            String v = getStringForUser(cr, name, userHandle);
1255            try {
1256                return v != null ? Integer.parseInt(v) : def;
1257            } catch (NumberFormatException e) {
1258                return def;
1259            }
1260        }
1261
1262        /**
1263         * Convenience function for retrieving a single system settings value
1264         * as an integer.  Note that internally setting values are always
1265         * stored as strings; this function converts the string to an integer
1266         * for you.
1267         * <p>
1268         * This version does not take a default value.  If the setting has not
1269         * been set, or the string value is not a number,
1270         * it throws {@link SettingNotFoundException}.
1271         *
1272         * @param cr The ContentResolver to access.
1273         * @param name The name of the setting to retrieve.
1274         *
1275         * @throws SettingNotFoundException Thrown if a setting by the given
1276         * name can't be found or the setting value is not an integer.
1277         *
1278         * @return The setting's current value.
1279         */
1280        public static int getInt(ContentResolver cr, String name)
1281                throws SettingNotFoundException {
1282            return getIntForUser(cr, name, UserHandle.myUserId());
1283        }
1284
1285        /** @hide */
1286        public static int getIntForUser(ContentResolver cr, String name, int userHandle)
1287                throws SettingNotFoundException {
1288            String v = getStringForUser(cr, name, userHandle);
1289            try {
1290                return Integer.parseInt(v);
1291            } catch (NumberFormatException e) {
1292                throw new SettingNotFoundException(name);
1293            }
1294        }
1295
1296        /**
1297         * Convenience function for updating a single settings value as an
1298         * integer. This will either create a new entry in the table if the
1299         * given name does not exist, or modify the value of the existing row
1300         * with that name.  Note that internally setting values are always
1301         * stored as strings, so this function converts the given value to a
1302         * string before storing it.
1303         *
1304         * @param cr The ContentResolver to access.
1305         * @param name The name of the setting to modify.
1306         * @param value The new value for the setting.
1307         * @return true if the value was set, false on database errors
1308         */
1309        public static boolean putInt(ContentResolver cr, String name, int value) {
1310            return putIntForUser(cr, name, value, UserHandle.myUserId());
1311        }
1312
1313        /** @hide */
1314        public static boolean putIntForUser(ContentResolver cr, String name, int value,
1315                int userHandle) {
1316            return putStringForUser(cr, name, Integer.toString(value), userHandle);
1317        }
1318
1319        /**
1320         * Convenience function for retrieving a single system settings value
1321         * as a {@code long}.  Note that internally setting values are always
1322         * stored as strings; this function converts the string to a {@code long}
1323         * for you.  The default value will be returned if the setting is
1324         * not defined or not a {@code long}.
1325         *
1326         * @param cr The ContentResolver to access.
1327         * @param name The name of the setting to retrieve.
1328         * @param def Value to return if the setting is not defined.
1329         *
1330         * @return The setting's current value, or 'def' if it is not defined
1331         * or not a valid {@code long}.
1332         */
1333        public static long getLong(ContentResolver cr, String name, long def) {
1334            return getLongForUser(cr, name, def, UserHandle.myUserId());
1335        }
1336
1337        /** @hide */
1338        public static long getLongForUser(ContentResolver cr, String name, long def,
1339                int userHandle) {
1340            String valString = getStringForUser(cr, name, userHandle);
1341            long value;
1342            try {
1343                value = valString != null ? Long.parseLong(valString) : def;
1344            } catch (NumberFormatException e) {
1345                value = def;
1346            }
1347            return value;
1348        }
1349
1350        /**
1351         * Convenience function for retrieving a single system settings value
1352         * as a {@code long}.  Note that internally setting values are always
1353         * stored as strings; this function converts the string to a {@code long}
1354         * for you.
1355         * <p>
1356         * This version does not take a default value.  If the setting has not
1357         * been set, or the string value is not a number,
1358         * it throws {@link SettingNotFoundException}.
1359         *
1360         * @param cr The ContentResolver to access.
1361         * @param name The name of the setting to retrieve.
1362         *
1363         * @return The setting's current value.
1364         * @throws SettingNotFoundException Thrown if a setting by the given
1365         * name can't be found or the setting value is not an integer.
1366         */
1367        public static long getLong(ContentResolver cr, String name)
1368                throws SettingNotFoundException {
1369            return getLongForUser(cr, name, UserHandle.myUserId());
1370        }
1371
1372        /** @hide */
1373        public static long getLongForUser(ContentResolver cr, String name, int userHandle)
1374                throws SettingNotFoundException {
1375            String valString = getStringForUser(cr, name, userHandle);
1376            try {
1377                return Long.parseLong(valString);
1378            } catch (NumberFormatException e) {
1379                throw new SettingNotFoundException(name);
1380            }
1381        }
1382
1383        /**
1384         * Convenience function for updating a single settings value as a long
1385         * integer. This will either create a new entry in the table if the
1386         * given name does not exist, or modify the value of the existing row
1387         * with that name.  Note that internally setting values are always
1388         * stored as strings, so this function converts the given value to a
1389         * string before storing it.
1390         *
1391         * @param cr The ContentResolver to access.
1392         * @param name The name of the setting to modify.
1393         * @param value The new value for the setting.
1394         * @return true if the value was set, false on database errors
1395         */
1396        public static boolean putLong(ContentResolver cr, String name, long value) {
1397            return putLongForUser(cr, name, value, UserHandle.myUserId());
1398        }
1399
1400        /** @hide */
1401        public static boolean putLongForUser(ContentResolver cr, String name, long value,
1402                int userHandle) {
1403            return putStringForUser(cr, name, Long.toString(value), userHandle);
1404        }
1405
1406        /**
1407         * Convenience function for retrieving a single system settings value
1408         * as a floating point number.  Note that internally setting values are
1409         * always stored as strings; this function converts the string to an
1410         * float for you. The default value will be returned if the setting
1411         * is not defined or not a valid float.
1412         *
1413         * @param cr The ContentResolver to access.
1414         * @param name The name of the setting to retrieve.
1415         * @param def Value to return if the setting is not defined.
1416         *
1417         * @return The setting's current value, or 'def' if it is not defined
1418         * or not a valid float.
1419         */
1420        public static float getFloat(ContentResolver cr, String name, float def) {
1421            return getFloatForUser(cr, name, def, UserHandle.myUserId());
1422        }
1423
1424        /** @hide */
1425        public static float getFloatForUser(ContentResolver cr, String name, float def,
1426                int userHandle) {
1427            String v = getStringForUser(cr, name, userHandle);
1428            try {
1429                return v != null ? Float.parseFloat(v) : def;
1430            } catch (NumberFormatException e) {
1431                return def;
1432            }
1433        }
1434
1435        /**
1436         * Convenience function for retrieving a single system settings value
1437         * as a float.  Note that internally setting values are always
1438         * stored as strings; this function converts the string to a float
1439         * for you.
1440         * <p>
1441         * This version does not take a default value.  If the setting has not
1442         * been set, or the string value is not a number,
1443         * it throws {@link SettingNotFoundException}.
1444         *
1445         * @param cr The ContentResolver to access.
1446         * @param name The name of the setting to retrieve.
1447         *
1448         * @throws SettingNotFoundException Thrown if a setting by the given
1449         * name can't be found or the setting value is not a float.
1450         *
1451         * @return The setting's current value.
1452         */
1453        public static float getFloat(ContentResolver cr, String name)
1454                throws SettingNotFoundException {
1455            return getFloatForUser(cr, name, UserHandle.myUserId());
1456        }
1457
1458        /** @hide */
1459        public static float getFloatForUser(ContentResolver cr, String name, int userHandle)
1460                throws SettingNotFoundException {
1461            String v = getStringForUser(cr, name, userHandle);
1462            if (v == null) {
1463                throw new SettingNotFoundException(name);
1464            }
1465            try {
1466                return Float.parseFloat(v);
1467            } catch (NumberFormatException e) {
1468                throw new SettingNotFoundException(name);
1469            }
1470        }
1471
1472        /**
1473         * Convenience function for updating a single settings value as a
1474         * floating point number. This will either create a new entry in the
1475         * table if the given name does not exist, or modify the value of the
1476         * existing row with that name.  Note that internally setting values
1477         * are always stored as strings, so this function converts the given
1478         * value to a string before storing it.
1479         *
1480         * @param cr The ContentResolver to access.
1481         * @param name The name of the setting to modify.
1482         * @param value The new value for the setting.
1483         * @return true if the value was set, false on database errors
1484         */
1485        public static boolean putFloat(ContentResolver cr, String name, float value) {
1486            return putFloatForUser(cr, name, value, UserHandle.myUserId());
1487        }
1488
1489        /** @hide */
1490        public static boolean putFloatForUser(ContentResolver cr, String name, float value,
1491                int userHandle) {
1492            return putStringForUser(cr, name, Float.toString(value), userHandle);
1493        }
1494
1495        /**
1496         * Convenience function to read all of the current
1497         * configuration-related settings into a
1498         * {@link Configuration} object.
1499         *
1500         * @param cr The ContentResolver to access.
1501         * @param outConfig Where to place the configuration settings.
1502         */
1503        public static void getConfiguration(ContentResolver cr, Configuration outConfig) {
1504            getConfigurationForUser(cr, outConfig, UserHandle.myUserId());
1505        }
1506
1507        /** @hide */
1508        public static void getConfigurationForUser(ContentResolver cr, Configuration outConfig,
1509                int userHandle) {
1510            outConfig.fontScale = Settings.System.getFloatForUser(
1511                cr, FONT_SCALE, outConfig.fontScale, userHandle);
1512            if (outConfig.fontScale < 0) {
1513                outConfig.fontScale = 1;
1514            }
1515        }
1516
1517        /**
1518         * @hide Erase the fields in the Configuration that should be applied
1519         * by the settings.
1520         */
1521        public static void clearConfiguration(Configuration inoutConfig) {
1522            inoutConfig.fontScale = 0;
1523        }
1524
1525        /**
1526         * Convenience function to write a batch of configuration-related
1527         * settings from a {@link Configuration} object.
1528         *
1529         * @param cr The ContentResolver to access.
1530         * @param config The settings to write.
1531         * @return true if the values were set, false on database errors
1532         */
1533        public static boolean putConfiguration(ContentResolver cr, Configuration config) {
1534            return putConfigurationForUser(cr, config, UserHandle.myUserId());
1535        }
1536
1537        /** @hide */
1538        public static boolean putConfigurationForUser(ContentResolver cr, Configuration config,
1539                int userHandle) {
1540            return Settings.System.putFloatForUser(cr, FONT_SCALE, config.fontScale, userHandle);
1541        }
1542
1543        /** @hide */
1544        public static boolean hasInterestingConfigurationChanges(int changes) {
1545            return (changes&ActivityInfo.CONFIG_FONT_SCALE) != 0;
1546        }
1547
1548        /** @deprecated - Do not use */
1549        @Deprecated
1550        public static boolean getShowGTalkServiceStatus(ContentResolver cr) {
1551            return getShowGTalkServiceStatusForUser(cr, UserHandle.myUserId());
1552        }
1553
1554        /**
1555         * @hide
1556         * @deprecated - Do not use
1557         */
1558        public static boolean getShowGTalkServiceStatusForUser(ContentResolver cr,
1559                int userHandle) {
1560            return getIntForUser(cr, SHOW_GTALK_SERVICE_STATUS, 0, userHandle) != 0;
1561        }
1562
1563        /** @deprecated - Do not use */
1564        @Deprecated
1565        public static void setShowGTalkServiceStatus(ContentResolver cr, boolean flag) {
1566            setShowGTalkServiceStatusForUser(cr, flag, UserHandle.myUserId());
1567        }
1568
1569        /**
1570         * @hide
1571         * @deprecated - Do not use
1572         */
1573        @Deprecated
1574        public static void setShowGTalkServiceStatusForUser(ContentResolver cr, boolean flag,
1575                int userHandle) {
1576            putIntForUser(cr, SHOW_GTALK_SERVICE_STATUS, flag ? 1 : 0, userHandle);
1577        }
1578
1579        /**
1580         * @deprecated Use {@link android.provider.Settings.Global#STAY_ON_WHILE_PLUGGED_IN} instead
1581         */
1582        @Deprecated
1583        public static final String STAY_ON_WHILE_PLUGGED_IN = Global.STAY_ON_WHILE_PLUGGED_IN;
1584
1585        /**
1586         * What happens when the user presses the end call button if they're not
1587         * on a call.<br/>
1588         * <b>Values:</b><br/>
1589         * 0 - The end button does nothing.<br/>
1590         * 1 - The end button goes to the home screen.<br/>
1591         * 2 - The end button puts the device to sleep and locks the keyguard.<br/>
1592         * 3 - The end button goes to the home screen.  If the user is already on the
1593         * home screen, it puts the device to sleep.
1594         */
1595        public static final String END_BUTTON_BEHAVIOR = "end_button_behavior";
1596
1597        /**
1598         * END_BUTTON_BEHAVIOR value for "go home".
1599         * @hide
1600         */
1601        public static final int END_BUTTON_BEHAVIOR_HOME = 0x1;
1602
1603        /**
1604         * END_BUTTON_BEHAVIOR value for "go to sleep".
1605         * @hide
1606         */
1607        public static final int END_BUTTON_BEHAVIOR_SLEEP = 0x2;
1608
1609        /**
1610         * END_BUTTON_BEHAVIOR default value.
1611         * @hide
1612         */
1613        public static final int END_BUTTON_BEHAVIOR_DEFAULT = END_BUTTON_BEHAVIOR_SLEEP;
1614
1615        /**
1616         * Is advanced settings mode turned on. 0 == no, 1 == yes
1617         * @hide
1618         */
1619        public static final String ADVANCED_SETTINGS = "advanced_settings";
1620
1621        /**
1622         * ADVANCED_SETTINGS default value.
1623         * @hide
1624         */
1625        public static final int ADVANCED_SETTINGS_DEFAULT = 0;
1626
1627        /**
1628         * @deprecated Use {@link android.provider.Settings.Global#AIRPLANE_MODE_ON} instead
1629         */
1630        @Deprecated
1631        public static final String AIRPLANE_MODE_ON = Global.AIRPLANE_MODE_ON;
1632
1633        /**
1634         * @deprecated Use {@link android.provider.Settings.Global#RADIO_BLUETOOTH} instead
1635         */
1636        @Deprecated
1637        public static final String RADIO_BLUETOOTH = Global.RADIO_BLUETOOTH;
1638
1639        /**
1640         * @deprecated Use {@link android.provider.Settings.Global#RADIO_WIFI} instead
1641         */
1642        @Deprecated
1643        public static final String RADIO_WIFI = Global.RADIO_WIFI;
1644
1645        /**
1646         * @deprecated Use {@link android.provider.Settings.Global#RADIO_WIMAX} instead
1647         * {@hide}
1648         */
1649        @Deprecated
1650        public static final String RADIO_WIMAX = Global.RADIO_WIMAX;
1651
1652        /**
1653         * @deprecated Use {@link android.provider.Settings.Global#RADIO_CELL} instead
1654         */
1655        @Deprecated
1656        public static final String RADIO_CELL = Global.RADIO_CELL;
1657
1658        /**
1659         * @deprecated Use {@link android.provider.Settings.Global#RADIO_NFC} instead
1660         */
1661        @Deprecated
1662        public static final String RADIO_NFC = Global.RADIO_NFC;
1663
1664        /**
1665         * @deprecated Use {@link android.provider.Settings.Global#AIRPLANE_MODE_RADIOS} instead
1666         */
1667        @Deprecated
1668        public static final String AIRPLANE_MODE_RADIOS = Global.AIRPLANE_MODE_RADIOS;
1669
1670        /**
1671         * @deprecated Use {@link android.provider.Settings.Global#AIRPLANE_MODE_TOGGLEABLE_RADIOS} instead
1672         *
1673         * {@hide}
1674         */
1675        @Deprecated
1676        public static final String AIRPLANE_MODE_TOGGLEABLE_RADIOS =
1677                Global.AIRPLANE_MODE_TOGGLEABLE_RADIOS;
1678
1679        /**
1680         * @deprecated Use {@link android.provider.Settings.Global#WIFI_SLEEP_POLICY} instead
1681         */
1682        @Deprecated
1683        public static final String WIFI_SLEEP_POLICY = Global.WIFI_SLEEP_POLICY;
1684
1685        /**
1686         * @deprecated Use {@link android.provider.Settings.Global#WIFI_SLEEP_POLICY_DEFAULT} instead
1687         */
1688        @Deprecated
1689        public static final int WIFI_SLEEP_POLICY_DEFAULT = Global.WIFI_SLEEP_POLICY_DEFAULT;
1690
1691        /**
1692         * @deprecated Use {@link android.provider.Settings.Global#WIFI_SLEEP_POLICY_NEVER_WHILE_PLUGGED} instead
1693         */
1694        @Deprecated
1695        public static final int WIFI_SLEEP_POLICY_NEVER_WHILE_PLUGGED =
1696                Global.WIFI_SLEEP_POLICY_NEVER_WHILE_PLUGGED;
1697
1698        /**
1699         * @deprecated Use {@link android.provider.Settings.Global#WIFI_SLEEP_POLICY_NEVER} instead
1700         */
1701        @Deprecated
1702        public static final int WIFI_SLEEP_POLICY_NEVER = Global.WIFI_SLEEP_POLICY_NEVER;
1703
1704        /**
1705         * @deprecated Use {@link android.provider.Settings.Global#MODE_RINGER} instead
1706         */
1707        @Deprecated
1708        public static final String MODE_RINGER = Global.MODE_RINGER;
1709
1710        /**
1711         * Whether to use static IP and other static network attributes.
1712         * <p>
1713         * Set to 1 for true and 0 for false.
1714         *
1715         * @deprecated Use {@link WifiManager} instead
1716         */
1717        @Deprecated
1718        public static final String WIFI_USE_STATIC_IP = "wifi_use_static_ip";
1719
1720        /**
1721         * The static IP address.
1722         * <p>
1723         * Example: "192.168.1.51"
1724         *
1725         * @deprecated Use {@link WifiManager} instead
1726         */
1727        @Deprecated
1728        public static final String WIFI_STATIC_IP = "wifi_static_ip";
1729
1730        /**
1731         * If using static IP, the gateway's IP address.
1732         * <p>
1733         * Example: "192.168.1.1"
1734         *
1735         * @deprecated Use {@link WifiManager} instead
1736         */
1737        @Deprecated
1738        public static final String WIFI_STATIC_GATEWAY = "wifi_static_gateway";
1739
1740        /**
1741         * If using static IP, the net mask.
1742         * <p>
1743         * Example: "255.255.255.0"
1744         *
1745         * @deprecated Use {@link WifiManager} instead
1746         */
1747        @Deprecated
1748        public static final String WIFI_STATIC_NETMASK = "wifi_static_netmask";
1749
1750        /**
1751         * If using static IP, the primary DNS's IP address.
1752         * <p>
1753         * Example: "192.168.1.1"
1754         *
1755         * @deprecated Use {@link WifiManager} instead
1756         */
1757        @Deprecated
1758        public static final String WIFI_STATIC_DNS1 = "wifi_static_dns1";
1759
1760        /**
1761         * If using static IP, the secondary DNS's IP address.
1762         * <p>
1763         * Example: "192.168.1.2"
1764         *
1765         * @deprecated Use {@link WifiManager} instead
1766         */
1767        @Deprecated
1768        public static final String WIFI_STATIC_DNS2 = "wifi_static_dns2";
1769
1770
1771        /**
1772         * Determines whether remote devices may discover and/or connect to
1773         * this device.
1774         * <P>Type: INT</P>
1775         * 2 -- discoverable and connectable
1776         * 1 -- connectable but not discoverable
1777         * 0 -- neither connectable nor discoverable
1778         */
1779        public static final String BLUETOOTH_DISCOVERABILITY =
1780            "bluetooth_discoverability";
1781
1782        /**
1783         * Bluetooth discoverability timeout.  If this value is nonzero, then
1784         * Bluetooth becomes discoverable for a certain number of seconds,
1785         * after which is becomes simply connectable.  The value is in seconds.
1786         */
1787        public static final String BLUETOOTH_DISCOVERABILITY_TIMEOUT =
1788            "bluetooth_discoverability_timeout";
1789
1790        /**
1791         * @deprecated Use {@link android.provider.Settings.Secure#LOCK_PATTERN_ENABLED}
1792         * instead
1793         */
1794        @Deprecated
1795        public static final String LOCK_PATTERN_ENABLED = Secure.LOCK_PATTERN_ENABLED;
1796
1797        /**
1798         * @deprecated Use {@link android.provider.Settings.Secure#LOCK_PATTERN_VISIBLE}
1799         * instead
1800         */
1801        @Deprecated
1802        public static final String LOCK_PATTERN_VISIBLE = "lock_pattern_visible_pattern";
1803
1804        /**
1805         * @deprecated Use
1806         * {@link android.provider.Settings.Secure#LOCK_PATTERN_TACTILE_FEEDBACK_ENABLED}
1807         * instead
1808         */
1809        @Deprecated
1810        public static final String LOCK_PATTERN_TACTILE_FEEDBACK_ENABLED =
1811            "lock_pattern_tactile_feedback_enabled";
1812
1813
1814        /**
1815         * A formatted string of the next alarm that is set, or the empty string
1816         * if there is no alarm set.
1817         */
1818        public static final String NEXT_ALARM_FORMATTED = "next_alarm_formatted";
1819
1820        /**
1821         * Scaling factor for fonts, float.
1822         */
1823        public static final String FONT_SCALE = "font_scale";
1824
1825        /**
1826         * Name of an application package to be debugged.
1827         *
1828         * @deprecated Use {@link Global#DEBUG_APP} instead
1829         */
1830        @Deprecated
1831        public static final String DEBUG_APP = Global.DEBUG_APP;
1832
1833        /**
1834         * If 1, when launching DEBUG_APP it will wait for the debugger before
1835         * starting user code.  If 0, it will run normally.
1836         *
1837         * @deprecated Use {@link Global#WAIT_FOR_DEBUGGER} instead
1838         */
1839        @Deprecated
1840        public static final String WAIT_FOR_DEBUGGER = Global.WAIT_FOR_DEBUGGER;
1841
1842        /**
1843         * Whether or not to dim the screen. 0=no  1=yes
1844         * @deprecated This setting is no longer used.
1845         */
1846        @Deprecated
1847        public static final String DIM_SCREEN = "dim_screen";
1848
1849        /**
1850         * The timeout before the screen turns off.
1851         */
1852        public static final String SCREEN_OFF_TIMEOUT = "screen_off_timeout";
1853
1854        /**
1855         * The screen backlight brightness between 0 and 255.
1856         */
1857        public static final String SCREEN_BRIGHTNESS = "screen_brightness";
1858
1859        /**
1860         * Control whether to enable automatic brightness mode.
1861         */
1862        public static final String SCREEN_BRIGHTNESS_MODE = "screen_brightness_mode";
1863
1864        /**
1865         * Adjustment to auto-brightness to make it generally more (>0.0 <1.0)
1866         * or less (<0.0 >-1.0) bright.
1867         * @hide
1868         */
1869        public static final String SCREEN_AUTO_BRIGHTNESS_ADJ = "screen_auto_brightness_adj";
1870
1871        /**
1872         * SCREEN_BRIGHTNESS_MODE value for manual mode.
1873         */
1874        public static final int SCREEN_BRIGHTNESS_MODE_MANUAL = 0;
1875
1876        /**
1877         * SCREEN_BRIGHTNESS_MODE value for automatic mode.
1878         */
1879        public static final int SCREEN_BRIGHTNESS_MODE_AUTOMATIC = 1;
1880
1881        /**
1882         * Control whether the process CPU usage meter should be shown.
1883         *
1884         * @deprecated Use {@link Global#SHOW_PROCESSES} instead
1885         */
1886        @Deprecated
1887        public static final String SHOW_PROCESSES = Global.SHOW_PROCESSES;
1888
1889        /**
1890         * If 1, the activity manager will aggressively finish activities and
1891         * processes as soon as they are no longer needed.  If 0, the normal
1892         * extended lifetime is used.
1893         *
1894         * @deprecated Use {@link Global#ALWAYS_FINISH_ACTIVITIES} instead
1895         */
1896        @Deprecated
1897        public static final String ALWAYS_FINISH_ACTIVITIES = Global.ALWAYS_FINISH_ACTIVITIES;
1898
1899        /**
1900         * Determines which streams are affected by ringer mode changes. The
1901         * stream type's bit should be set to 1 if it should be muted when going
1902         * into an inaudible ringer mode.
1903         */
1904        public static final String MODE_RINGER_STREAMS_AFFECTED = "mode_ringer_streams_affected";
1905
1906         /**
1907          * Determines which streams are affected by mute. The
1908          * stream type's bit should be set to 1 if it should be muted when a mute request
1909          * is received.
1910          */
1911         public static final String MUTE_STREAMS_AFFECTED = "mute_streams_affected";
1912
1913        /**
1914         * Whether vibrate is on for different events. This is used internally,
1915         * changing this value will not change the vibrate. See AudioManager.
1916         */
1917        public static final String VIBRATE_ON = "vibrate_on";
1918
1919        /**
1920         * If 1, redirects the system vibrator to all currently attached input devices
1921         * that support vibration.  If there are no such input devices, then the system
1922         * vibrator is used instead.
1923         * If 0, does not register the system vibrator.
1924         *
1925         * This setting is mainly intended to provide a compatibility mechanism for
1926         * applications that only know about the system vibrator and do not use the
1927         * input device vibrator API.
1928         *
1929         * @hide
1930         */
1931        public static final String VIBRATE_INPUT_DEVICES = "vibrate_input_devices";
1932
1933        /**
1934         * Ringer volume. This is used internally, changing this value will not
1935         * change the volume. See AudioManager.
1936         */
1937        public static final String VOLUME_RING = "volume_ring";
1938
1939        /**
1940         * System/notifications volume. This is used internally, changing this
1941         * value will not change the volume. See AudioManager.
1942         */
1943        public static final String VOLUME_SYSTEM = "volume_system";
1944
1945        /**
1946         * Voice call volume. This is used internally, changing this value will
1947         * not change the volume. See AudioManager.
1948         */
1949        public static final String VOLUME_VOICE = "volume_voice";
1950
1951        /**
1952         * Music/media/gaming volume. This is used internally, changing this
1953         * value will not change the volume. See AudioManager.
1954         */
1955        public static final String VOLUME_MUSIC = "volume_music";
1956
1957        /**
1958         * Alarm volume. This is used internally, changing this
1959         * value will not change the volume. See AudioManager.
1960         */
1961        public static final String VOLUME_ALARM = "volume_alarm";
1962
1963        /**
1964         * Notification volume. This is used internally, changing this
1965         * value will not change the volume. See AudioManager.
1966         */
1967        public static final String VOLUME_NOTIFICATION = "volume_notification";
1968
1969        /**
1970         * Bluetooth Headset volume. This is used internally, changing this value will
1971         * not change the volume. See AudioManager.
1972         */
1973        public static final String VOLUME_BLUETOOTH_SCO = "volume_bluetooth_sco";
1974
1975        /**
1976         * Master volume (float in the range 0.0f to 1.0f).
1977         * @hide
1978         */
1979        public static final String VOLUME_MASTER = "volume_master";
1980
1981        /**
1982         * Master volume mute (int 1 = mute, 0 = not muted).
1983         *
1984         * @hide
1985         */
1986        public static final String VOLUME_MASTER_MUTE = "volume_master_mute";
1987
1988        /**
1989         * Whether the notifications should use the ring volume (value of 1) or
1990         * a separate notification volume (value of 0). In most cases, users
1991         * will have this enabled so the notification and ringer volumes will be
1992         * the same. However, power users can disable this and use the separate
1993         * notification volume control.
1994         * <p>
1995         * Note: This is a one-off setting that will be removed in the future
1996         * when there is profile support. For this reason, it is kept hidden
1997         * from the public APIs.
1998         *
1999         * @hide
2000         * @deprecated
2001         */
2002        @Deprecated
2003        public static final String NOTIFICATIONS_USE_RING_VOLUME =
2004            "notifications_use_ring_volume";
2005
2006        /**
2007         * Whether silent mode should allow vibration feedback. This is used
2008         * internally in AudioService and the Sound settings activity to
2009         * coordinate decoupling of vibrate and silent modes. This setting
2010         * will likely be removed in a future release with support for
2011         * audio/vibe feedback profiles.
2012         *
2013         * Not used anymore. On devices with vibrator, the user explicitly selects
2014         * silent or vibrate mode.
2015         * Kept for use by legacy database upgrade code in DatabaseHelper.
2016         * @hide
2017         */
2018        public static final String VIBRATE_IN_SILENT = "vibrate_in_silent";
2019
2020        /**
2021         * The mapping of stream type (integer) to its setting.
2022         */
2023        public static final String[] VOLUME_SETTINGS = {
2024            VOLUME_VOICE, VOLUME_SYSTEM, VOLUME_RING, VOLUME_MUSIC,
2025            VOLUME_ALARM, VOLUME_NOTIFICATION, VOLUME_BLUETOOTH_SCO
2026        };
2027
2028        /**
2029         * Appended to various volume related settings to record the previous
2030         * values before they the settings were affected by a silent/vibrate
2031         * ringer mode change.
2032         */
2033        public static final String APPEND_FOR_LAST_AUDIBLE = "_last_audible";
2034
2035        /**
2036         * Persistent store for the system-wide default ringtone URI.
2037         * <p>
2038         * If you need to play the default ringtone at any given time, it is recommended
2039         * you give {@link #DEFAULT_RINGTONE_URI} to the media player.  It will resolve
2040         * to the set default ringtone at the time of playing.
2041         *
2042         * @see #DEFAULT_RINGTONE_URI
2043         */
2044        public static final String RINGTONE = "ringtone";
2045
2046        /**
2047         * A {@link Uri} that will point to the current default ringtone at any
2048         * given time.
2049         * <p>
2050         * If the current default ringtone is in the DRM provider and the caller
2051         * does not have permission, the exception will be a
2052         * FileNotFoundException.
2053         */
2054        public static final Uri DEFAULT_RINGTONE_URI = getUriFor(RINGTONE);
2055
2056        /**
2057         * Persistent store for the system-wide default notification sound.
2058         *
2059         * @see #RINGTONE
2060         * @see #DEFAULT_NOTIFICATION_URI
2061         */
2062        public static final String NOTIFICATION_SOUND = "notification_sound";
2063
2064        /**
2065         * A {@link Uri} that will point to the current default notification
2066         * sound at any given time.
2067         *
2068         * @see #DEFAULT_RINGTONE_URI
2069         */
2070        public static final Uri DEFAULT_NOTIFICATION_URI = getUriFor(NOTIFICATION_SOUND);
2071
2072        /**
2073         * Persistent store for the system-wide default alarm alert.
2074         *
2075         * @see #RINGTONE
2076         * @see #DEFAULT_ALARM_ALERT_URI
2077         */
2078        public static final String ALARM_ALERT = "alarm_alert";
2079
2080        /**
2081         * A {@link Uri} that will point to the current default alarm alert at
2082         * any given time.
2083         *
2084         * @see #DEFAULT_ALARM_ALERT_URI
2085         */
2086        public static final Uri DEFAULT_ALARM_ALERT_URI = getUriFor(ALARM_ALERT);
2087
2088        /**
2089         * Persistent store for the system default media button event receiver.
2090         *
2091         * @hide
2092         */
2093        public static final String MEDIA_BUTTON_RECEIVER = "media_button_receiver";
2094
2095        /**
2096         * Setting to enable Auto Replace (AutoText) in text editors. 1 = On, 0 = Off
2097         */
2098        public static final String TEXT_AUTO_REPLACE = "auto_replace";
2099
2100        /**
2101         * Setting to enable Auto Caps in text editors. 1 = On, 0 = Off
2102         */
2103        public static final String TEXT_AUTO_CAPS = "auto_caps";
2104
2105        /**
2106         * Setting to enable Auto Punctuate in text editors. 1 = On, 0 = Off. This
2107         * feature converts two spaces to a "." and space.
2108         */
2109        public static final String TEXT_AUTO_PUNCTUATE = "auto_punctuate";
2110
2111        /**
2112         * Setting to showing password characters in text editors. 1 = On, 0 = Off
2113         */
2114        public static final String TEXT_SHOW_PASSWORD = "show_password";
2115
2116        public static final String SHOW_GTALK_SERVICE_STATUS =
2117                "SHOW_GTALK_SERVICE_STATUS";
2118
2119        /**
2120         * Name of activity to use for wallpaper on the home screen.
2121         *
2122         * @deprecated Use {@link WallpaperManager} instead.
2123         */
2124        @Deprecated
2125        public static final String WALLPAPER_ACTIVITY = "wallpaper_activity";
2126
2127        /**
2128         * @deprecated Use {@link android.provider.Settings.Global#AUTO_TIME}
2129         * instead
2130         */
2131        @Deprecated
2132        public static final String AUTO_TIME = Global.AUTO_TIME;
2133
2134        /**
2135         * @deprecated Use {@link android.provider.Settings.Global#AUTO_TIME_ZONE}
2136         * instead
2137         */
2138        @Deprecated
2139        public static final String AUTO_TIME_ZONE = Global.AUTO_TIME_ZONE;
2140
2141        /**
2142         * Display times as 12 or 24 hours
2143         *   12
2144         *   24
2145         */
2146        public static final String TIME_12_24 = "time_12_24";
2147
2148        /**
2149         * Date format string
2150         *   mm/dd/yyyy
2151         *   dd/mm/yyyy
2152         *   yyyy/mm/dd
2153         */
2154        public static final String DATE_FORMAT = "date_format";
2155
2156        /**
2157         * Whether the setup wizard has been run before (on first boot), or if
2158         * it still needs to be run.
2159         *
2160         * nonzero = it has been run in the past
2161         * 0 = it has not been run in the past
2162         */
2163        public static final String SETUP_WIZARD_HAS_RUN = "setup_wizard_has_run";
2164
2165        /**
2166         * Scaling factor for normal window animations. Setting to 0 will disable window
2167         * animations.
2168         *
2169         * @deprecated Use {@link Global#WINDOW_ANIMATION_SCALE} instead
2170         */
2171        @Deprecated
2172        public static final String WINDOW_ANIMATION_SCALE = Global.WINDOW_ANIMATION_SCALE;
2173
2174        /**
2175         * Scaling factor for activity transition animations. Setting to 0 will disable window
2176         * animations.
2177         *
2178         * @deprecated Use {@link Global#TRANSITION_ANIMATION_SCALE} instead
2179         */
2180        @Deprecated
2181        public static final String TRANSITION_ANIMATION_SCALE = Global.TRANSITION_ANIMATION_SCALE;
2182
2183        /**
2184         * Scaling factor for Animator-based animations. This affects both the start delay and
2185         * duration of all such animations. Setting to 0 will cause animations to end immediately.
2186         * The default value is 1.
2187         *
2188         * @deprecated Use {@link Global#ANIMATOR_DURATION_SCALE} instead
2189         */
2190        @Deprecated
2191        public static final String ANIMATOR_DURATION_SCALE = Global.ANIMATOR_DURATION_SCALE;
2192
2193        /**
2194         * Control whether the accelerometer will be used to change screen
2195         * orientation.  If 0, it will not be used unless explicitly requested
2196         * by the application; if 1, it will be used by default unless explicitly
2197         * disabled by the application.
2198         */
2199        public static final String ACCELEROMETER_ROTATION = "accelerometer_rotation";
2200
2201        /**
2202         * Default screen rotation when no other policy applies.
2203         * When {@link #ACCELEROMETER_ROTATION} is zero and no on-screen Activity expresses a
2204         * preference, this rotation value will be used. Must be one of the
2205         * {@link android.view.Surface#ROTATION_0 Surface rotation constants}.
2206         *
2207         * @see Display#getRotation
2208         */
2209        public static final String USER_ROTATION = "user_rotation";
2210
2211        /**
2212         * Control whether the rotation lock toggle in the System UI should be hidden.
2213         * Typically this is done for accessibility purposes to make it harder for
2214         * the user to accidentally toggle the rotation lock while the display rotation
2215         * has been locked for accessibility.
2216         *
2217         * If 0, then rotation lock toggle is not hidden for accessibility (although it may be
2218         * unavailable for other reasons).  If 1, then the rotation lock toggle is hidden.
2219         *
2220         * @hide
2221         */
2222        public static final String HIDE_ROTATION_LOCK_TOGGLE_FOR_ACCESSIBILITY =
2223                "hide_rotation_lock_toggle_for_accessibility";
2224
2225        /**
2226         * Whether the phone vibrates when it is ringing due to an incoming call. This will
2227         * be used by Phone and Setting apps; it shouldn't affect other apps.
2228         * The value is boolean (1 or 0).
2229         *
2230         * Note: this is not same as "vibrate on ring", which had been available until ICS.
2231         * It was about AudioManager's setting and thus affected all the applications which
2232         * relied on the setting, while this is purely about the vibration setting for incoming
2233         * calls.
2234         *
2235         * @hide
2236         */
2237        public static final String VIBRATE_WHEN_RINGING = "vibrate_when_ringing";
2238
2239        /**
2240         * Whether the audible DTMF tones are played by the dialer when dialing. The value is
2241         * boolean (1 or 0).
2242         */
2243        public static final String DTMF_TONE_WHEN_DIALING = "dtmf_tone";
2244
2245        /**
2246         * CDMA only settings
2247         * DTMF tone type played by the dialer when dialing.
2248         *                 0 = Normal
2249         *                 1 = Long
2250         * @hide
2251         */
2252        public static final String DTMF_TONE_TYPE_WHEN_DIALING = "dtmf_tone_type";
2253
2254        /**
2255         * Whether the hearing aid is enabled. The value is
2256         * boolean (1 or 0).
2257         * @hide
2258         */
2259        public static final String HEARING_AID = "hearing_aid";
2260
2261        /**
2262         * CDMA only settings
2263         * TTY Mode
2264         * 0 = OFF
2265         * 1 = FULL
2266         * 2 = VCO
2267         * 3 = HCO
2268         * @hide
2269         */
2270        public static final String TTY_MODE = "tty_mode";
2271
2272        /**
2273         * Whether the sounds effects (key clicks, lid open ...) are enabled. The value is
2274         * boolean (1 or 0).
2275         */
2276        public static final String SOUND_EFFECTS_ENABLED = "sound_effects_enabled";
2277
2278        /**
2279         * Whether the haptic feedback (long presses, ...) are enabled. The value is
2280         * boolean (1 or 0).
2281         */
2282        public static final String HAPTIC_FEEDBACK_ENABLED = "haptic_feedback_enabled";
2283
2284        /**
2285         * @deprecated Each application that shows web suggestions should have its own
2286         * setting for this.
2287         */
2288        @Deprecated
2289        public static final String SHOW_WEB_SUGGESTIONS = "show_web_suggestions";
2290
2291        /**
2292         * Whether the notification LED should repeatedly flash when a notification is
2293         * pending. The value is boolean (1 or 0).
2294         * @hide
2295         */
2296        public static final String NOTIFICATION_LIGHT_PULSE = "notification_light_pulse";
2297
2298        /**
2299         * Show pointer location on screen?
2300         * 0 = no
2301         * 1 = yes
2302         * @hide
2303         */
2304        public static final String POINTER_LOCATION = "pointer_location";
2305
2306        /**
2307         * Show touch positions on screen?
2308         * 0 = no
2309         * 1 = yes
2310         * @hide
2311         */
2312        public static final String SHOW_TOUCHES = "show_touches";
2313
2314        /**
2315         * Log raw orientation data from {@link WindowOrientationListener} for use with the
2316         * orientationplot.py tool.
2317         * 0 = no
2318         * 1 = yes
2319         * @hide
2320         */
2321        public static final String WINDOW_ORIENTATION_LISTENER_LOG =
2322                "window_orientation_listener_log";
2323
2324        /**
2325         * @deprecated Use {@link android.provider.Settings.Global#POWER_SOUNDS_ENABLED}
2326         * instead
2327         * @hide
2328         */
2329        @Deprecated
2330        public static final String POWER_SOUNDS_ENABLED = Global.POWER_SOUNDS_ENABLED;
2331
2332        /**
2333         * @deprecated Use {@link android.provider.Settings.Global#DOCK_SOUNDS_ENABLED}
2334         * instead
2335         * @hide
2336         */
2337        @Deprecated
2338        public static final String DOCK_SOUNDS_ENABLED = Global.DOCK_SOUNDS_ENABLED;
2339
2340        /**
2341         * Whether to play sounds when the keyguard is shown and dismissed.
2342         * @hide
2343         */
2344        public static final String LOCKSCREEN_SOUNDS_ENABLED = "lockscreen_sounds_enabled";
2345
2346        /**
2347         * Whether the lockscreen should be completely disabled.
2348         * @hide
2349         */
2350        public static final String LOCKSCREEN_DISABLED = "lockscreen.disabled";
2351
2352        /**
2353         * @deprecated Use {@link android.provider.Settings.Global#LOW_BATTERY_SOUND}
2354         * instead
2355         * @hide
2356         */
2357        @Deprecated
2358        public static final String LOW_BATTERY_SOUND = Global.LOW_BATTERY_SOUND;
2359
2360        /**
2361         * @deprecated Use {@link android.provider.Settings.Global#DESK_DOCK_SOUND}
2362         * instead
2363         * @hide
2364         */
2365        @Deprecated
2366        public static final String DESK_DOCK_SOUND = Global.DESK_DOCK_SOUND;
2367
2368        /**
2369         * @deprecated Use {@link android.provider.Settings.Global#DESK_UNDOCK_SOUND}
2370         * instead
2371         * @hide
2372         */
2373        @Deprecated
2374        public static final String DESK_UNDOCK_SOUND = Global.DESK_UNDOCK_SOUND;
2375
2376        /**
2377         * @deprecated Use {@link android.provider.Settings.Global#CAR_DOCK_SOUND}
2378         * instead
2379         * @hide
2380         */
2381        @Deprecated
2382        public static final String CAR_DOCK_SOUND = Global.CAR_DOCK_SOUND;
2383
2384        /**
2385         * @deprecated Use {@link android.provider.Settings.Global#CAR_UNDOCK_SOUND}
2386         * instead
2387         * @hide
2388         */
2389        @Deprecated
2390        public static final String CAR_UNDOCK_SOUND = Global.CAR_UNDOCK_SOUND;
2391
2392        /**
2393         * @deprecated Use {@link android.provider.Settings.Global#LOCK_SOUND}
2394         * instead
2395         * @hide
2396         */
2397        @Deprecated
2398        public static final String LOCK_SOUND = Global.LOCK_SOUND;
2399
2400        /**
2401         * @deprecated Use {@link android.provider.Settings.Global#UNLOCK_SOUND}
2402         * instead
2403         * @hide
2404         */
2405        @Deprecated
2406        public static final String UNLOCK_SOUND = Global.UNLOCK_SOUND;
2407
2408        /**
2409         * Receive incoming SIP calls?
2410         * 0 = no
2411         * 1 = yes
2412         * @hide
2413         */
2414        public static final String SIP_RECEIVE_CALLS = "sip_receive_calls";
2415
2416        /**
2417         * Call Preference String.
2418         * "SIP_ALWAYS" : Always use SIP with network access
2419         * "SIP_ADDRESS_ONLY" : Only if destination is a SIP address
2420         * "SIP_ASK_ME_EACH_TIME" : Always ask me each time
2421         * @hide
2422         */
2423        public static final String SIP_CALL_OPTIONS = "sip_call_options";
2424
2425        /**
2426         * One of the sip call options: Always use SIP with network access.
2427         * @hide
2428         */
2429        public static final String SIP_ALWAYS = "SIP_ALWAYS";
2430
2431        /**
2432         * One of the sip call options: Only if destination is a SIP address.
2433         * @hide
2434         */
2435        public static final String SIP_ADDRESS_ONLY = "SIP_ADDRESS_ONLY";
2436
2437        /**
2438         * One of the sip call options: Always ask me each time.
2439         * @hide
2440         */
2441        public static final String SIP_ASK_ME_EACH_TIME = "SIP_ASK_ME_EACH_TIME";
2442
2443        /**
2444         * Pointer speed setting.
2445         * This is an integer value in a range between -7 and +7, so there are 15 possible values.
2446         *   -7 = slowest
2447         *    0 = default speed
2448         *   +7 = fastest
2449         * @hide
2450         */
2451        public static final String POINTER_SPEED = "pointer_speed";
2452
2453        /**
2454         * I am the lolrus.
2455         * <p>
2456         * Nonzero values indicate that the user has a bukkit.
2457         * Backward-compatible with <code>PrefGetPreference(prefAllowEasterEggs)</code>.
2458         * @hide
2459         */
2460        public static final String EGG_MODE = "egg_mode";
2461
2462        /**
2463         * Settings to backup. This is here so that it's in the same place as the settings
2464         * keys and easy to update.
2465         *
2466         * NOTE: Settings are backed up and restored in the order they appear
2467         *       in this array. If you have one setting depending on another,
2468         *       make sure that they are ordered appropriately.
2469         *
2470         * @hide
2471         */
2472        public static final String[] SETTINGS_TO_BACKUP = {
2473            STAY_ON_WHILE_PLUGGED_IN,   // moved to global
2474            WIFI_USE_STATIC_IP,
2475            WIFI_STATIC_IP,
2476            WIFI_STATIC_GATEWAY,
2477            WIFI_STATIC_NETMASK,
2478            WIFI_STATIC_DNS1,
2479            WIFI_STATIC_DNS2,
2480            BLUETOOTH_DISCOVERABILITY,
2481            BLUETOOTH_DISCOVERABILITY_TIMEOUT,
2482            DIM_SCREEN,
2483            SCREEN_OFF_TIMEOUT,
2484            SCREEN_BRIGHTNESS,
2485            SCREEN_BRIGHTNESS_MODE,
2486            SCREEN_AUTO_BRIGHTNESS_ADJ,
2487            VIBRATE_INPUT_DEVICES,
2488            MODE_RINGER_STREAMS_AFFECTED,
2489            VOLUME_VOICE,
2490            VOLUME_SYSTEM,
2491            VOLUME_RING,
2492            VOLUME_MUSIC,
2493            VOLUME_ALARM,
2494            VOLUME_NOTIFICATION,
2495            VOLUME_BLUETOOTH_SCO,
2496            VOLUME_VOICE + APPEND_FOR_LAST_AUDIBLE,
2497            VOLUME_SYSTEM + APPEND_FOR_LAST_AUDIBLE,
2498            VOLUME_RING + APPEND_FOR_LAST_AUDIBLE,
2499            VOLUME_MUSIC + APPEND_FOR_LAST_AUDIBLE,
2500            VOLUME_ALARM + APPEND_FOR_LAST_AUDIBLE,
2501            VOLUME_NOTIFICATION + APPEND_FOR_LAST_AUDIBLE,
2502            VOLUME_BLUETOOTH_SCO + APPEND_FOR_LAST_AUDIBLE,
2503            TEXT_AUTO_REPLACE,
2504            TEXT_AUTO_CAPS,
2505            TEXT_AUTO_PUNCTUATE,
2506            TEXT_SHOW_PASSWORD,
2507            AUTO_TIME,                  // moved to global
2508            AUTO_TIME_ZONE,             // moved to global
2509            TIME_12_24,
2510            DATE_FORMAT,
2511            DTMF_TONE_WHEN_DIALING,
2512            DTMF_TONE_TYPE_WHEN_DIALING,
2513            HEARING_AID,
2514            TTY_MODE,
2515            SOUND_EFFECTS_ENABLED,
2516            HAPTIC_FEEDBACK_ENABLED,
2517            POWER_SOUNDS_ENABLED,       // moved to global
2518            DOCK_SOUNDS_ENABLED,        // moved to global
2519            LOCKSCREEN_SOUNDS_ENABLED,
2520            SHOW_WEB_SUGGESTIONS,
2521            NOTIFICATION_LIGHT_PULSE,
2522            SIP_CALL_OPTIONS,
2523            SIP_RECEIVE_CALLS,
2524            POINTER_SPEED,
2525            VIBRATE_WHEN_RINGING,
2526            RINGTONE,
2527            NOTIFICATION_SOUND
2528        };
2529
2530        /**
2531         * When to use Wi-Fi calling
2532         *
2533         * @see android.telephony.TelephonyManager.WifiCallingChoices
2534         * @hide
2535         */
2536        public static final String WHEN_TO_MAKE_WIFI_CALLS = "when_to_make_wifi_calls";
2537
2538        // Settings moved to Settings.Secure
2539
2540        /**
2541         * @deprecated Use {@link android.provider.Settings.Global#ADB_ENABLED}
2542         * instead
2543         */
2544        @Deprecated
2545        public static final String ADB_ENABLED = Global.ADB_ENABLED;
2546
2547        /**
2548         * @deprecated Use {@link android.provider.Settings.Secure#ANDROID_ID} instead
2549         */
2550        @Deprecated
2551        public static final String ANDROID_ID = Secure.ANDROID_ID;
2552
2553        /**
2554         * @deprecated Use {@link android.provider.Settings.Global#BLUETOOTH_ON} instead
2555         */
2556        @Deprecated
2557        public static final String BLUETOOTH_ON = Global.BLUETOOTH_ON;
2558
2559        /**
2560         * @deprecated Use {@link android.provider.Settings.Global#DATA_ROAMING} instead
2561         */
2562        @Deprecated
2563        public static final String DATA_ROAMING = Global.DATA_ROAMING;
2564
2565        /**
2566         * @deprecated Use {@link android.provider.Settings.Global#DEVICE_PROVISIONED} instead
2567         */
2568        @Deprecated
2569        public static final String DEVICE_PROVISIONED = Global.DEVICE_PROVISIONED;
2570
2571        /**
2572         * @deprecated Use {@link android.provider.Settings.Global#HTTP_PROXY} instead
2573         */
2574        @Deprecated
2575        public static final String HTTP_PROXY = Global.HTTP_PROXY;
2576
2577        /**
2578         * @deprecated Use {@link android.provider.Settings.Secure#INSTALL_NON_MARKET_APPS} instead
2579         */
2580        @Deprecated
2581        public static final String INSTALL_NON_MARKET_APPS = Secure.INSTALL_NON_MARKET_APPS;
2582
2583        /**
2584         * @deprecated Use {@link android.provider.Settings.Secure#LOCATION_PROVIDERS_ALLOWED}
2585         * instead
2586         */
2587        @Deprecated
2588        public static final String LOCATION_PROVIDERS_ALLOWED = Secure.LOCATION_PROVIDERS_ALLOWED;
2589
2590        /**
2591         * @deprecated Use {@link android.provider.Settings.Secure#LOGGING_ID} instead
2592         */
2593        @Deprecated
2594        public static final String LOGGING_ID = Secure.LOGGING_ID;
2595
2596        /**
2597         * @deprecated Use {@link android.provider.Settings.Global#NETWORK_PREFERENCE} instead
2598         */
2599        @Deprecated
2600        public static final String NETWORK_PREFERENCE = Global.NETWORK_PREFERENCE;
2601
2602        /**
2603         * @deprecated Use {@link android.provider.Settings.Secure#PARENTAL_CONTROL_ENABLED}
2604         * instead
2605         */
2606        @Deprecated
2607        public static final String PARENTAL_CONTROL_ENABLED = Secure.PARENTAL_CONTROL_ENABLED;
2608
2609        /**
2610         * @deprecated Use {@link android.provider.Settings.Secure#PARENTAL_CONTROL_LAST_UPDATE}
2611         * instead
2612         */
2613        @Deprecated
2614        public static final String PARENTAL_CONTROL_LAST_UPDATE = Secure.PARENTAL_CONTROL_LAST_UPDATE;
2615
2616        /**
2617         * @deprecated Use {@link android.provider.Settings.Secure#PARENTAL_CONTROL_REDIRECT_URL}
2618         * instead
2619         */
2620        @Deprecated
2621        public static final String PARENTAL_CONTROL_REDIRECT_URL =
2622            Secure.PARENTAL_CONTROL_REDIRECT_URL;
2623
2624        /**
2625         * @deprecated Use {@link android.provider.Settings.Secure#SETTINGS_CLASSNAME} instead
2626         */
2627        @Deprecated
2628        public static final String SETTINGS_CLASSNAME = Secure.SETTINGS_CLASSNAME;
2629
2630        /**
2631         * @deprecated Use {@link android.provider.Settings.Global#USB_MASS_STORAGE_ENABLED} instead
2632         */
2633        @Deprecated
2634        public static final String USB_MASS_STORAGE_ENABLED = Global.USB_MASS_STORAGE_ENABLED;
2635
2636        /**
2637         * @deprecated Use {@link android.provider.Settings.Global#USE_GOOGLE_MAIL} instead
2638         */
2639        @Deprecated
2640        public static final String USE_GOOGLE_MAIL = Global.USE_GOOGLE_MAIL;
2641
2642       /**
2643         * @deprecated Use
2644         * {@link android.provider.Settings.Global#WIFI_MAX_DHCP_RETRY_COUNT} instead
2645         */
2646        @Deprecated
2647        public static final String WIFI_MAX_DHCP_RETRY_COUNT = Global.WIFI_MAX_DHCP_RETRY_COUNT;
2648
2649        /**
2650         * @deprecated Use
2651         * {@link android.provider.Settings.Global#WIFI_MOBILE_DATA_TRANSITION_WAKELOCK_TIMEOUT_MS} instead
2652         */
2653        @Deprecated
2654        public static final String WIFI_MOBILE_DATA_TRANSITION_WAKELOCK_TIMEOUT_MS =
2655                Global.WIFI_MOBILE_DATA_TRANSITION_WAKELOCK_TIMEOUT_MS;
2656
2657        /**
2658         * @deprecated Use
2659         * {@link android.provider.Settings.Global#WIFI_NETWORKS_AVAILABLE_NOTIFICATION_ON} instead
2660         */
2661        @Deprecated
2662        public static final String WIFI_NETWORKS_AVAILABLE_NOTIFICATION_ON =
2663                Global.WIFI_NETWORKS_AVAILABLE_NOTIFICATION_ON;
2664
2665        /**
2666         * @deprecated Use
2667         * {@link android.provider.Settings.Global#WIFI_NETWORKS_AVAILABLE_REPEAT_DELAY} instead
2668         */
2669        @Deprecated
2670        public static final String WIFI_NETWORKS_AVAILABLE_REPEAT_DELAY =
2671                Global.WIFI_NETWORKS_AVAILABLE_REPEAT_DELAY;
2672
2673        /**
2674         * @deprecated Use {@link android.provider.Settings.Global#WIFI_NUM_OPEN_NETWORKS_KEPT}
2675         * instead
2676         */
2677        @Deprecated
2678        public static final String WIFI_NUM_OPEN_NETWORKS_KEPT = Global.WIFI_NUM_OPEN_NETWORKS_KEPT;
2679
2680        /**
2681         * @deprecated Use {@link android.provider.Settings.Global#WIFI_ON} instead
2682         */
2683        @Deprecated
2684        public static final String WIFI_ON = Global.WIFI_ON;
2685
2686        /**
2687         * @deprecated Use
2688         * {@link android.provider.Settings.Secure#WIFI_WATCHDOG_ACCEPTABLE_PACKET_LOSS_PERCENTAGE}
2689         * instead
2690         */
2691        @Deprecated
2692        public static final String WIFI_WATCHDOG_ACCEPTABLE_PACKET_LOSS_PERCENTAGE =
2693                Secure.WIFI_WATCHDOG_ACCEPTABLE_PACKET_LOSS_PERCENTAGE;
2694
2695        /**
2696         * @deprecated Use {@link android.provider.Settings.Secure#WIFI_WATCHDOG_AP_COUNT} instead
2697         */
2698        @Deprecated
2699        public static final String WIFI_WATCHDOG_AP_COUNT = Secure.WIFI_WATCHDOG_AP_COUNT;
2700
2701        /**
2702         * @deprecated Use
2703         * {@link android.provider.Settings.Secure#WIFI_WATCHDOG_BACKGROUND_CHECK_DELAY_MS} instead
2704         */
2705        @Deprecated
2706        public static final String WIFI_WATCHDOG_BACKGROUND_CHECK_DELAY_MS =
2707                Secure.WIFI_WATCHDOG_BACKGROUND_CHECK_DELAY_MS;
2708
2709        /**
2710         * @deprecated Use
2711         * {@link android.provider.Settings.Secure#WIFI_WATCHDOG_BACKGROUND_CHECK_ENABLED} instead
2712         */
2713        @Deprecated
2714        public static final String WIFI_WATCHDOG_BACKGROUND_CHECK_ENABLED =
2715                Secure.WIFI_WATCHDOG_BACKGROUND_CHECK_ENABLED;
2716
2717        /**
2718         * @deprecated Use
2719         * {@link android.provider.Settings.Secure#WIFI_WATCHDOG_BACKGROUND_CHECK_TIMEOUT_MS}
2720         * instead
2721         */
2722        @Deprecated
2723        public static final String WIFI_WATCHDOG_BACKGROUND_CHECK_TIMEOUT_MS =
2724                Secure.WIFI_WATCHDOG_BACKGROUND_CHECK_TIMEOUT_MS;
2725
2726        /**
2727         * @deprecated Use
2728         * {@link android.provider.Settings.Secure#WIFI_WATCHDOG_INITIAL_IGNORED_PING_COUNT} instead
2729         */
2730        @Deprecated
2731        public static final String WIFI_WATCHDOG_INITIAL_IGNORED_PING_COUNT =
2732            Secure.WIFI_WATCHDOG_INITIAL_IGNORED_PING_COUNT;
2733
2734        /**
2735         * @deprecated Use {@link android.provider.Settings.Secure#WIFI_WATCHDOG_MAX_AP_CHECKS}
2736         * instead
2737         */
2738        @Deprecated
2739        public static final String WIFI_WATCHDOG_MAX_AP_CHECKS = Secure.WIFI_WATCHDOG_MAX_AP_CHECKS;
2740
2741        /**
2742         * @deprecated Use {@link android.provider.Settings.Global#WIFI_WATCHDOG_ON} instead
2743         */
2744        @Deprecated
2745        public static final String WIFI_WATCHDOG_ON = Global.WIFI_WATCHDOG_ON;
2746
2747        /**
2748         * @deprecated Use {@link android.provider.Settings.Secure#WIFI_WATCHDOG_PING_COUNT} instead
2749         */
2750        @Deprecated
2751        public static final String WIFI_WATCHDOG_PING_COUNT = Secure.WIFI_WATCHDOG_PING_COUNT;
2752
2753        /**
2754         * @deprecated Use {@link android.provider.Settings.Secure#WIFI_WATCHDOG_PING_DELAY_MS}
2755         * instead
2756         */
2757        @Deprecated
2758        public static final String WIFI_WATCHDOG_PING_DELAY_MS = Secure.WIFI_WATCHDOG_PING_DELAY_MS;
2759
2760        /**
2761         * @deprecated Use {@link android.provider.Settings.Secure#WIFI_WATCHDOG_PING_TIMEOUT_MS}
2762         * instead
2763         */
2764        @Deprecated
2765        public static final String WIFI_WATCHDOG_PING_TIMEOUT_MS =
2766            Secure.WIFI_WATCHDOG_PING_TIMEOUT_MS;
2767    }
2768
2769    /**
2770     * Secure system settings, containing system preferences that applications
2771     * can read but are not allowed to write.  These are for preferences that
2772     * the user must explicitly modify through the system UI or specialized
2773     * APIs for those values, not modified directly by applications.
2774     */
2775    public static final class Secure extends NameValueTable {
2776        public static final String SYS_PROP_SETTING_VERSION = "sys.settings_secure_version";
2777
2778        /**
2779         * The content:// style URL for this table
2780         */
2781        public static final Uri CONTENT_URI =
2782            Uri.parse("content://" + AUTHORITY + "/secure");
2783
2784        // Populated lazily, guarded by class object:
2785        private static final NameValueCache sNameValueCache = new NameValueCache(
2786                SYS_PROP_SETTING_VERSION,
2787                CONTENT_URI,
2788                CALL_METHOD_GET_SECURE,
2789                CALL_METHOD_PUT_SECURE);
2790
2791        private static ILockSettings sLockSettings = null;
2792
2793        private static boolean sIsSystemProcess;
2794        private static final HashSet<String> MOVED_TO_LOCK_SETTINGS;
2795        private static final HashSet<String> MOVED_TO_GLOBAL;
2796        static {
2797            MOVED_TO_LOCK_SETTINGS = new HashSet<String>(3);
2798            MOVED_TO_LOCK_SETTINGS.add(Secure.LOCK_PATTERN_ENABLED);
2799            MOVED_TO_LOCK_SETTINGS.add(Secure.LOCK_PATTERN_VISIBLE);
2800            MOVED_TO_LOCK_SETTINGS.add(Secure.LOCK_PATTERN_TACTILE_FEEDBACK_ENABLED);
2801
2802            MOVED_TO_GLOBAL = new HashSet<String>();
2803            MOVED_TO_GLOBAL.add(Settings.Global.ADB_ENABLED);
2804            MOVED_TO_GLOBAL.add(Settings.Global.ASSISTED_GPS_ENABLED);
2805            MOVED_TO_GLOBAL.add(Settings.Global.BLUETOOTH_ON);
2806            MOVED_TO_GLOBAL.add(Settings.Global.BUGREPORT_IN_POWER_MENU);
2807            MOVED_TO_GLOBAL.add(Settings.Global.CDMA_CELL_BROADCAST_SMS);
2808            MOVED_TO_GLOBAL.add(Settings.Global.CDMA_ROAMING_MODE);
2809            MOVED_TO_GLOBAL.add(Settings.Global.CDMA_SUBSCRIPTION_MODE);
2810            MOVED_TO_GLOBAL.add(Settings.Global.DATA_ACTIVITY_TIMEOUT_MOBILE);
2811            MOVED_TO_GLOBAL.add(Settings.Global.DATA_ACTIVITY_TIMEOUT_WIFI);
2812            MOVED_TO_GLOBAL.add(Settings.Global.DATA_ROAMING);
2813            MOVED_TO_GLOBAL.add(Settings.Global.DEVELOPMENT_SETTINGS_ENABLED);
2814            MOVED_TO_GLOBAL.add(Settings.Global.DEVICE_PROVISIONED);
2815            MOVED_TO_GLOBAL.add(Settings.Global.DISPLAY_DENSITY_FORCED);
2816            MOVED_TO_GLOBAL.add(Settings.Global.DISPLAY_SIZE_FORCED);
2817            MOVED_TO_GLOBAL.add(Settings.Global.DOWNLOAD_MAX_BYTES_OVER_MOBILE);
2818            MOVED_TO_GLOBAL.add(Settings.Global.DOWNLOAD_RECOMMENDED_MAX_BYTES_OVER_MOBILE);
2819            MOVED_TO_GLOBAL.add(Settings.Global.MOBILE_DATA);
2820            MOVED_TO_GLOBAL.add(Settings.Global.NETSTATS_DEV_BUCKET_DURATION);
2821            MOVED_TO_GLOBAL.add(Settings.Global.NETSTATS_DEV_DELETE_AGE);
2822            MOVED_TO_GLOBAL.add(Settings.Global.NETSTATS_DEV_PERSIST_BYTES);
2823            MOVED_TO_GLOBAL.add(Settings.Global.NETSTATS_DEV_ROTATE_AGE);
2824            MOVED_TO_GLOBAL.add(Settings.Global.NETSTATS_ENABLED);
2825            MOVED_TO_GLOBAL.add(Settings.Global.NETSTATS_GLOBAL_ALERT_BYTES);
2826            MOVED_TO_GLOBAL.add(Settings.Global.NETSTATS_POLL_INTERVAL);
2827            MOVED_TO_GLOBAL.add(Settings.Global.NETSTATS_REPORT_XT_OVER_DEV);
2828            MOVED_TO_GLOBAL.add(Settings.Global.NETSTATS_SAMPLE_ENABLED);
2829            MOVED_TO_GLOBAL.add(Settings.Global.NETSTATS_TIME_CACHE_MAX_AGE);
2830            MOVED_TO_GLOBAL.add(Settings.Global.NETSTATS_UID_BUCKET_DURATION);
2831            MOVED_TO_GLOBAL.add(Settings.Global.NETSTATS_UID_DELETE_AGE);
2832            MOVED_TO_GLOBAL.add(Settings.Global.NETSTATS_UID_PERSIST_BYTES);
2833            MOVED_TO_GLOBAL.add(Settings.Global.NETSTATS_UID_ROTATE_AGE);
2834            MOVED_TO_GLOBAL.add(Settings.Global.NETSTATS_UID_TAG_BUCKET_DURATION);
2835            MOVED_TO_GLOBAL.add(Settings.Global.NETSTATS_UID_TAG_DELETE_AGE);
2836            MOVED_TO_GLOBAL.add(Settings.Global.NETSTATS_UID_TAG_PERSIST_BYTES);
2837            MOVED_TO_GLOBAL.add(Settings.Global.NETSTATS_UID_TAG_ROTATE_AGE);
2838            MOVED_TO_GLOBAL.add(Settings.Global.NETWORK_PREFERENCE);
2839            MOVED_TO_GLOBAL.add(Settings.Global.NITZ_UPDATE_DIFF);
2840            MOVED_TO_GLOBAL.add(Settings.Global.NITZ_UPDATE_SPACING);
2841            MOVED_TO_GLOBAL.add(Settings.Global.NTP_SERVER);
2842            MOVED_TO_GLOBAL.add(Settings.Global.NTP_TIMEOUT);
2843            MOVED_TO_GLOBAL.add(Settings.Global.PDP_WATCHDOG_ERROR_POLL_COUNT);
2844            MOVED_TO_GLOBAL.add(Settings.Global.PDP_WATCHDOG_LONG_POLL_INTERVAL_MS);
2845            MOVED_TO_GLOBAL.add(Settings.Global.PDP_WATCHDOG_MAX_PDP_RESET_FAIL_COUNT);
2846            MOVED_TO_GLOBAL.add(Settings.Global.PDP_WATCHDOG_POLL_INTERVAL_MS);
2847            MOVED_TO_GLOBAL.add(Settings.Global.PDP_WATCHDOG_TRIGGER_PACKET_COUNT);
2848            MOVED_TO_GLOBAL.add(Settings.Global.SAMPLING_PROFILER_MS);
2849            MOVED_TO_GLOBAL.add(Settings.Global.SETUP_PREPAID_DATA_SERVICE_URL);
2850            MOVED_TO_GLOBAL.add(Settings.Global.SETUP_PREPAID_DETECTION_REDIR_HOST);
2851            MOVED_TO_GLOBAL.add(Settings.Global.SETUP_PREPAID_DETECTION_TARGET_URL);
2852            MOVED_TO_GLOBAL.add(Settings.Global.TETHER_DUN_APN);
2853            MOVED_TO_GLOBAL.add(Settings.Global.TETHER_DUN_REQUIRED);
2854            MOVED_TO_GLOBAL.add(Settings.Global.TETHER_SUPPORTED);
2855            MOVED_TO_GLOBAL.add(Settings.Global.USB_MASS_STORAGE_ENABLED);
2856            MOVED_TO_GLOBAL.add(Settings.Global.USE_GOOGLE_MAIL);
2857            MOVED_TO_GLOBAL.add(Settings.Global.WIFI_COUNTRY_CODE);
2858            MOVED_TO_GLOBAL.add(Settings.Global.WIFI_FRAMEWORK_SCAN_INTERVAL_MS);
2859            MOVED_TO_GLOBAL.add(Settings.Global.WIFI_FREQUENCY_BAND);
2860            MOVED_TO_GLOBAL.add(Settings.Global.WIFI_IDLE_MS);
2861            MOVED_TO_GLOBAL.add(Settings.Global.WIFI_MAX_DHCP_RETRY_COUNT);
2862            MOVED_TO_GLOBAL.add(Settings.Global.WIFI_MOBILE_DATA_TRANSITION_WAKELOCK_TIMEOUT_MS);
2863            MOVED_TO_GLOBAL.add(Settings.Global.WIFI_NETWORKS_AVAILABLE_NOTIFICATION_ON);
2864            MOVED_TO_GLOBAL.add(Settings.Global.WIFI_NETWORKS_AVAILABLE_REPEAT_DELAY);
2865            MOVED_TO_GLOBAL.add(Settings.Global.WIFI_NUM_OPEN_NETWORKS_KEPT);
2866            MOVED_TO_GLOBAL.add(Settings.Global.WIFI_ON);
2867            MOVED_TO_GLOBAL.add(Settings.Global.WIFI_P2P_DEVICE_NAME);
2868            MOVED_TO_GLOBAL.add(Settings.Global.WIFI_SAVED_STATE);
2869            MOVED_TO_GLOBAL.add(Settings.Global.WIFI_SUPPLICANT_SCAN_INTERVAL_MS);
2870            MOVED_TO_GLOBAL.add(Settings.Global.WIFI_SUSPEND_OPTIMIZATIONS_ENABLED);
2871            MOVED_TO_GLOBAL.add(Settings.Global.WIFI_ENHANCED_AUTO_JOIN);
2872            MOVED_TO_GLOBAL.add(Settings.Global.WIFI_NETWORK_SHOW_RSSI);
2873            MOVED_TO_GLOBAL.add(Settings.Global.WIFI_WATCHDOG_ON);
2874            MOVED_TO_GLOBAL.add(Settings.Global.WIFI_WATCHDOG_POOR_NETWORK_TEST_ENABLED);
2875            MOVED_TO_GLOBAL.add(Settings.Global.WIMAX_NETWORKS_AVAILABLE_NOTIFICATION_ON);
2876            MOVED_TO_GLOBAL.add(Settings.Global.PACKAGE_VERIFIER_ENABLE);
2877            MOVED_TO_GLOBAL.add(Settings.Global.PACKAGE_VERIFIER_TIMEOUT);
2878            MOVED_TO_GLOBAL.add(Settings.Global.PACKAGE_VERIFIER_DEFAULT_RESPONSE);
2879            MOVED_TO_GLOBAL.add(Settings.Global.DATA_STALL_ALARM_NON_AGGRESSIVE_DELAY_IN_MS);
2880            MOVED_TO_GLOBAL.add(Settings.Global.DATA_STALL_ALARM_AGGRESSIVE_DELAY_IN_MS);
2881            MOVED_TO_GLOBAL.add(Settings.Global.GPRS_REGISTER_CHECK_PERIOD_MS);
2882            MOVED_TO_GLOBAL.add(Settings.Global.WTF_IS_FATAL);
2883            MOVED_TO_GLOBAL.add(Settings.Global.BATTERY_DISCHARGE_DURATION_THRESHOLD);
2884            MOVED_TO_GLOBAL.add(Settings.Global.BATTERY_DISCHARGE_THRESHOLD);
2885            MOVED_TO_GLOBAL.add(Settings.Global.SEND_ACTION_APP_ERROR);
2886            MOVED_TO_GLOBAL.add(Settings.Global.DROPBOX_AGE_SECONDS);
2887            MOVED_TO_GLOBAL.add(Settings.Global.DROPBOX_MAX_FILES);
2888            MOVED_TO_GLOBAL.add(Settings.Global.DROPBOX_QUOTA_KB);
2889            MOVED_TO_GLOBAL.add(Settings.Global.DROPBOX_QUOTA_PERCENT);
2890            MOVED_TO_GLOBAL.add(Settings.Global.DROPBOX_RESERVE_PERCENT);
2891            MOVED_TO_GLOBAL.add(Settings.Global.DROPBOX_TAG_PREFIX);
2892            MOVED_TO_GLOBAL.add(Settings.Global.ERROR_LOGCAT_PREFIX);
2893            MOVED_TO_GLOBAL.add(Settings.Global.SYS_FREE_STORAGE_LOG_INTERVAL);
2894            MOVED_TO_GLOBAL.add(Settings.Global.DISK_FREE_CHANGE_REPORTING_THRESHOLD);
2895            MOVED_TO_GLOBAL.add(Settings.Global.SYS_STORAGE_THRESHOLD_PERCENTAGE);
2896            MOVED_TO_GLOBAL.add(Settings.Global.SYS_STORAGE_THRESHOLD_MAX_BYTES);
2897            MOVED_TO_GLOBAL.add(Settings.Global.SYS_STORAGE_FULL_THRESHOLD_BYTES);
2898            MOVED_TO_GLOBAL.add(Settings.Global.SYNC_MAX_RETRY_DELAY_IN_SECONDS);
2899            MOVED_TO_GLOBAL.add(Settings.Global.CONNECTIVITY_CHANGE_DELAY);
2900            MOVED_TO_GLOBAL.add(Settings.Global.CAPTIVE_PORTAL_DETECTION_ENABLED);
2901            MOVED_TO_GLOBAL.add(Settings.Global.CAPTIVE_PORTAL_SERVER);
2902            MOVED_TO_GLOBAL.add(Settings.Global.NSD_ON);
2903            MOVED_TO_GLOBAL.add(Settings.Global.SET_INSTALL_LOCATION);
2904            MOVED_TO_GLOBAL.add(Settings.Global.DEFAULT_INSTALL_LOCATION);
2905            MOVED_TO_GLOBAL.add(Settings.Global.INET_CONDITION_DEBOUNCE_UP_DELAY);
2906            MOVED_TO_GLOBAL.add(Settings.Global.INET_CONDITION_DEBOUNCE_DOWN_DELAY);
2907            MOVED_TO_GLOBAL.add(Settings.Global.READ_EXTERNAL_STORAGE_ENFORCED_DEFAULT);
2908            MOVED_TO_GLOBAL.add(Settings.Global.HTTP_PROXY);
2909            MOVED_TO_GLOBAL.add(Settings.Global.GLOBAL_HTTP_PROXY_HOST);
2910            MOVED_TO_GLOBAL.add(Settings.Global.GLOBAL_HTTP_PROXY_PORT);
2911            MOVED_TO_GLOBAL.add(Settings.Global.GLOBAL_HTTP_PROXY_EXCLUSION_LIST);
2912            MOVED_TO_GLOBAL.add(Settings.Global.SET_GLOBAL_HTTP_PROXY);
2913            MOVED_TO_GLOBAL.add(Settings.Global.DEFAULT_DNS_SERVER);
2914            MOVED_TO_GLOBAL.add(Settings.Global.PREFERRED_NETWORK_MODE);
2915            MOVED_TO_GLOBAL.add(Settings.Global.WEBVIEW_DATA_REDUCTION_PROXY_KEY);
2916        }
2917
2918        /** @hide */
2919        public static void getMovedKeys(HashSet<String> outKeySet) {
2920            outKeySet.addAll(MOVED_TO_GLOBAL);
2921        }
2922
2923        /**
2924         * Look up a name in the database.
2925         * @param resolver to access the database with
2926         * @param name to look up in the table
2927         * @return the corresponding value, or null if not present
2928         */
2929        public static String getString(ContentResolver resolver, String name) {
2930            return getStringForUser(resolver, name, UserHandle.myUserId());
2931        }
2932
2933        /** @hide */
2934        public static String getStringForUser(ContentResolver resolver, String name,
2935                int userHandle) {
2936            if (MOVED_TO_GLOBAL.contains(name)) {
2937                Log.w(TAG, "Setting " + name + " has moved from android.provider.Settings.Secure"
2938                        + " to android.provider.Settings.Global.");
2939                return Global.getStringForUser(resolver, name, userHandle);
2940            }
2941
2942            if (MOVED_TO_LOCK_SETTINGS.contains(name)) {
2943                synchronized (Secure.class) {
2944                    if (sLockSettings == null) {
2945                        sLockSettings = ILockSettings.Stub.asInterface(
2946                                (IBinder) ServiceManager.getService("lock_settings"));
2947                        sIsSystemProcess = Process.myUid() == Process.SYSTEM_UID;
2948                    }
2949                }
2950                if (sLockSettings != null && !sIsSystemProcess) {
2951                    try {
2952                        return sLockSettings.getString(name, "0", userHandle);
2953                    } catch (RemoteException re) {
2954                        // Fall through
2955                    }
2956                }
2957            }
2958
2959            return sNameValueCache.getStringForUser(resolver, name, userHandle);
2960        }
2961
2962        /**
2963         * Store a name/value pair into the database.
2964         * @param resolver to access the database with
2965         * @param name to store
2966         * @param value to associate with the name
2967         * @return true if the value was set, false on database errors
2968         */
2969        public static boolean putString(ContentResolver resolver, String name, String value) {
2970            return putStringForUser(resolver, name, value, UserHandle.myUserId());
2971        }
2972
2973        /** @hide */
2974        public static boolean putStringForUser(ContentResolver resolver, String name, String value,
2975                int userHandle) {
2976            if (MOVED_TO_GLOBAL.contains(name)) {
2977                Log.w(TAG, "Setting " + name + " has moved from android.provider.Settings.System"
2978                        + " to android.provider.Settings.Global");
2979                return Global.putStringForUser(resolver, name, value, userHandle);
2980            }
2981            return sNameValueCache.putStringForUser(resolver, name, value, userHandle);
2982        }
2983
2984        /**
2985         * Construct the content URI for a particular name/value pair,
2986         * useful for monitoring changes with a ContentObserver.
2987         * @param name to look up in the table
2988         * @return the corresponding content URI, or null if not present
2989         */
2990        public static Uri getUriFor(String name) {
2991            if (MOVED_TO_GLOBAL.contains(name)) {
2992                Log.w(TAG, "Setting " + name + " has moved from android.provider.Settings.Secure"
2993                        + " to android.provider.Settings.Global, returning global URI.");
2994                return Global.getUriFor(Global.CONTENT_URI, name);
2995            }
2996            return getUriFor(CONTENT_URI, name);
2997        }
2998
2999        /**
3000         * Convenience function for retrieving a single secure settings value
3001         * as an integer.  Note that internally setting values are always
3002         * stored as strings; this function converts the string to an integer
3003         * for you.  The default value will be returned if the setting is
3004         * not defined or not an integer.
3005         *
3006         * @param cr The ContentResolver to access.
3007         * @param name The name of the setting to retrieve.
3008         * @param def Value to return if the setting is not defined.
3009         *
3010         * @return The setting's current value, or 'def' if it is not defined
3011         * or not a valid integer.
3012         */
3013        public static int getInt(ContentResolver cr, String name, int def) {
3014            return getIntForUser(cr, name, def, UserHandle.myUserId());
3015        }
3016
3017        /** @hide */
3018        public static int getIntForUser(ContentResolver cr, String name, int def, int userHandle) {
3019            if (LOCATION_MODE.equals(name)) {
3020                // HACK ALERT: temporary hack to work around b/10491283.
3021                // TODO: once b/10491283 fixed, remove this hack
3022                return getLocationModeForUser(cr, userHandle);
3023            }
3024            String v = getStringForUser(cr, name, userHandle);
3025            try {
3026                return v != null ? Integer.parseInt(v) : def;
3027            } catch (NumberFormatException e) {
3028                return def;
3029            }
3030        }
3031
3032        /**
3033         * Convenience function for retrieving a single secure settings value
3034         * as an integer.  Note that internally setting values are always
3035         * stored as strings; this function converts the string to an integer
3036         * for you.
3037         * <p>
3038         * This version does not take a default value.  If the setting has not
3039         * been set, or the string value is not a number,
3040         * it throws {@link SettingNotFoundException}.
3041         *
3042         * @param cr The ContentResolver to access.
3043         * @param name The name of the setting to retrieve.
3044         *
3045         * @throws SettingNotFoundException Thrown if a setting by the given
3046         * name can't be found or the setting value is not an integer.
3047         *
3048         * @return The setting's current value.
3049         */
3050        public static int getInt(ContentResolver cr, String name)
3051                throws SettingNotFoundException {
3052            return getIntForUser(cr, name, UserHandle.myUserId());
3053        }
3054
3055        /** @hide */
3056        public static int getIntForUser(ContentResolver cr, String name, int userHandle)
3057                throws SettingNotFoundException {
3058            if (LOCATION_MODE.equals(name)) {
3059                // HACK ALERT: temporary hack to work around b/10491283.
3060                // TODO: once b/10491283 fixed, remove this hack
3061                return getLocationModeForUser(cr, userHandle);
3062            }
3063            String v = getStringForUser(cr, name, userHandle);
3064            try {
3065                return Integer.parseInt(v);
3066            } catch (NumberFormatException e) {
3067                throw new SettingNotFoundException(name);
3068            }
3069        }
3070
3071        /**
3072         * Convenience function for updating a single settings value as an
3073         * integer. This will either create a new entry in the table if the
3074         * given name does not exist, or modify the value of the existing row
3075         * with that name.  Note that internally setting values are always
3076         * stored as strings, so this function converts the given value to a
3077         * string before storing it.
3078         *
3079         * @param cr The ContentResolver to access.
3080         * @param name The name of the setting to modify.
3081         * @param value The new value for the setting.
3082         * @return true if the value was set, false on database errors
3083         */
3084        public static boolean putInt(ContentResolver cr, String name, int value) {
3085            return putIntForUser(cr, name, value, UserHandle.myUserId());
3086        }
3087
3088        /** @hide */
3089        public static boolean putIntForUser(ContentResolver cr, String name, int value,
3090                int userHandle) {
3091            if (LOCATION_MODE.equals(name)) {
3092                // HACK ALERT: temporary hack to work around b/10491283.
3093                // TODO: once b/10491283 fixed, remove this hack
3094                return setLocationModeForUser(cr, value, userHandle);
3095            }
3096            return putStringForUser(cr, name, Integer.toString(value), userHandle);
3097        }
3098
3099        /**
3100         * Convenience function for retrieving a single secure settings value
3101         * as a {@code long}.  Note that internally setting values are always
3102         * stored as strings; this function converts the string to a {@code long}
3103         * for you.  The default value will be returned if the setting is
3104         * not defined or not a {@code long}.
3105         *
3106         * @param cr The ContentResolver to access.
3107         * @param name The name of the setting to retrieve.
3108         * @param def Value to return if the setting is not defined.
3109         *
3110         * @return The setting's current value, or 'def' if it is not defined
3111         * or not a valid {@code long}.
3112         */
3113        public static long getLong(ContentResolver cr, String name, long def) {
3114            return getLongForUser(cr, name, def, UserHandle.myUserId());
3115        }
3116
3117        /** @hide */
3118        public static long getLongForUser(ContentResolver cr, String name, long def,
3119                int userHandle) {
3120            String valString = getStringForUser(cr, name, userHandle);
3121            long value;
3122            try {
3123                value = valString != null ? Long.parseLong(valString) : def;
3124            } catch (NumberFormatException e) {
3125                value = def;
3126            }
3127            return value;
3128        }
3129
3130        /**
3131         * Convenience function for retrieving a single secure settings value
3132         * as a {@code long}.  Note that internally setting values are always
3133         * stored as strings; this function converts the string to a {@code long}
3134         * for you.
3135         * <p>
3136         * This version does not take a default value.  If the setting has not
3137         * been set, or the string value is not a number,
3138         * it throws {@link SettingNotFoundException}.
3139         *
3140         * @param cr The ContentResolver to access.
3141         * @param name The name of the setting to retrieve.
3142         *
3143         * @return The setting's current value.
3144         * @throws SettingNotFoundException Thrown if a setting by the given
3145         * name can't be found or the setting value is not an integer.
3146         */
3147        public static long getLong(ContentResolver cr, String name)
3148                throws SettingNotFoundException {
3149            return getLongForUser(cr, name, UserHandle.myUserId());
3150        }
3151
3152        /** @hide */
3153        public static long getLongForUser(ContentResolver cr, String name, int userHandle)
3154                throws SettingNotFoundException {
3155            String valString = getStringForUser(cr, name, userHandle);
3156            try {
3157                return Long.parseLong(valString);
3158            } catch (NumberFormatException e) {
3159                throw new SettingNotFoundException(name);
3160            }
3161        }
3162
3163        /**
3164         * Convenience function for updating a secure settings value as a long
3165         * integer. This will either create a new entry in the table if the
3166         * given name does not exist, or modify the value of the existing row
3167         * with that name.  Note that internally setting values are always
3168         * stored as strings, so this function converts the given value to a
3169         * string before storing it.
3170         *
3171         * @param cr The ContentResolver to access.
3172         * @param name The name of the setting to modify.
3173         * @param value The new value for the setting.
3174         * @return true if the value was set, false on database errors
3175         */
3176        public static boolean putLong(ContentResolver cr, String name, long value) {
3177            return putLongForUser(cr, name, value, UserHandle.myUserId());
3178        }
3179
3180        /** @hide */
3181        public static boolean putLongForUser(ContentResolver cr, String name, long value,
3182                int userHandle) {
3183            return putStringForUser(cr, name, Long.toString(value), userHandle);
3184        }
3185
3186        /**
3187         * Convenience function for retrieving a single secure settings value
3188         * as a floating point number.  Note that internally setting values are
3189         * always stored as strings; this function converts the string to an
3190         * float for you. The default value will be returned if the setting
3191         * is not defined or not a valid float.
3192         *
3193         * @param cr The ContentResolver to access.
3194         * @param name The name of the setting to retrieve.
3195         * @param def Value to return if the setting is not defined.
3196         *
3197         * @return The setting's current value, or 'def' if it is not defined
3198         * or not a valid float.
3199         */
3200        public static float getFloat(ContentResolver cr, String name, float def) {
3201            return getFloatForUser(cr, name, def, UserHandle.myUserId());
3202        }
3203
3204        /** @hide */
3205        public static float getFloatForUser(ContentResolver cr, String name, float def,
3206                int userHandle) {
3207            String v = getStringForUser(cr, name, userHandle);
3208            try {
3209                return v != null ? Float.parseFloat(v) : def;
3210            } catch (NumberFormatException e) {
3211                return def;
3212            }
3213        }
3214
3215        /**
3216         * Convenience function for retrieving a single secure settings value
3217         * as a float.  Note that internally setting values are always
3218         * stored as strings; this function converts the string to a float
3219         * for you.
3220         * <p>
3221         * This version does not take a default value.  If the setting has not
3222         * been set, or the string value is not a number,
3223         * it throws {@link SettingNotFoundException}.
3224         *
3225         * @param cr The ContentResolver to access.
3226         * @param name The name of the setting to retrieve.
3227         *
3228         * @throws SettingNotFoundException Thrown if a setting by the given
3229         * name can't be found or the setting value is not a float.
3230         *
3231         * @return The setting's current value.
3232         */
3233        public static float getFloat(ContentResolver cr, String name)
3234                throws SettingNotFoundException {
3235            return getFloatForUser(cr, name, UserHandle.myUserId());
3236        }
3237
3238        /** @hide */
3239        public static float getFloatForUser(ContentResolver cr, String name, int userHandle)
3240                throws SettingNotFoundException {
3241            String v = getStringForUser(cr, name, userHandle);
3242            if (v == null) {
3243                throw new SettingNotFoundException(name);
3244            }
3245            try {
3246                return Float.parseFloat(v);
3247            } catch (NumberFormatException e) {
3248                throw new SettingNotFoundException(name);
3249            }
3250        }
3251
3252        /**
3253         * Convenience function for updating a single settings value as a
3254         * floating point number. This will either create a new entry in the
3255         * table if the given name does not exist, or modify the value of the
3256         * existing row with that name.  Note that internally setting values
3257         * are always stored as strings, so this function converts the given
3258         * value to a string before storing it.
3259         *
3260         * @param cr The ContentResolver to access.
3261         * @param name The name of the setting to modify.
3262         * @param value The new value for the setting.
3263         * @return true if the value was set, false on database errors
3264         */
3265        public static boolean putFloat(ContentResolver cr, String name, float value) {
3266            return putFloatForUser(cr, name, value, UserHandle.myUserId());
3267        }
3268
3269        /** @hide */
3270        public static boolean putFloatForUser(ContentResolver cr, String name, float value,
3271                int userHandle) {
3272            return putStringForUser(cr, name, Float.toString(value), userHandle);
3273        }
3274
3275        /**
3276         * @deprecated Use {@link android.provider.Settings.Global#DEVELOPMENT_SETTINGS_ENABLED}
3277         * instead
3278         */
3279        @Deprecated
3280        public static final String DEVELOPMENT_SETTINGS_ENABLED =
3281                Global.DEVELOPMENT_SETTINGS_ENABLED;
3282
3283        /**
3284         * When the user has enable the option to have a "bug report" command
3285         * in the power menu.
3286         * @deprecated Use {@link android.provider.Settings.Global#BUGREPORT_IN_POWER_MENU} instead
3287         * @hide
3288         */
3289        @Deprecated
3290        public static final String BUGREPORT_IN_POWER_MENU = "bugreport_in_power_menu";
3291
3292        /**
3293         * @deprecated Use {@link android.provider.Settings.Global#ADB_ENABLED} instead
3294         */
3295        @Deprecated
3296        public static final String ADB_ENABLED = Global.ADB_ENABLED;
3297
3298        /**
3299         * Setting to allow mock locations and location provider status to be injected into the
3300         * LocationManager service for testing purposes during application development.  These
3301         * locations and status values  override actual location and status information generated
3302         * by network, gps, or other location providers.
3303         */
3304        public static final String ALLOW_MOCK_LOCATION = "mock_location";
3305
3306        /**
3307         * A 64-bit number (as a hex string) that is randomly
3308         * generated when the user first sets up the device and should remain
3309         * constant for the lifetime of the user's device. The value may
3310         * change if a factory reset is performed on the device.
3311         * <p class="note"><strong>Note:</strong> When a device has <a
3312         * href="{@docRoot}about/versions/android-4.2.html#MultipleUsers">multiple users</a>
3313         * (available on certain devices running Android 4.2 or higher), each user appears as a
3314         * completely separate device, so the {@code ANDROID_ID} value is unique to each
3315         * user.</p>
3316         */
3317        public static final String ANDROID_ID = "android_id";
3318
3319        /**
3320         * @deprecated Use {@link android.provider.Settings.Global#BLUETOOTH_ON} instead
3321         */
3322        @Deprecated
3323        public static final String BLUETOOTH_ON = Global.BLUETOOTH_ON;
3324
3325        /**
3326         * @deprecated Use {@link android.provider.Settings.Global#DATA_ROAMING} instead
3327         */
3328        @Deprecated
3329        public static final String DATA_ROAMING = Global.DATA_ROAMING;
3330
3331        /**
3332         * Setting to record the input method used by default, holding the ID
3333         * of the desired method.
3334         */
3335        public static final String DEFAULT_INPUT_METHOD = "default_input_method";
3336
3337        /**
3338         * Setting to record the input method subtype used by default, holding the ID
3339         * of the desired method.
3340         */
3341        public static final String SELECTED_INPUT_METHOD_SUBTYPE =
3342                "selected_input_method_subtype";
3343
3344        /**
3345         * Setting to record the history of input method subtype, holding the pair of ID of IME
3346         * and its last used subtype.
3347         * @hide
3348         */
3349        public static final String INPUT_METHODS_SUBTYPE_HISTORY =
3350                "input_methods_subtype_history";
3351
3352        /**
3353         * Setting to record the visibility of input method selector
3354         */
3355        public static final String INPUT_METHOD_SELECTOR_VISIBILITY =
3356                "input_method_selector_visibility";
3357
3358        /**
3359         * The currently selected voice interaction service flattened ComponentName.
3360         * @hide
3361         */
3362        public static final String VOICE_INTERACTION_SERVICE = "voice_interaction_service";
3363
3364        /**
3365         * bluetooth HCI snoop log configuration
3366         * @hide
3367         */
3368        public static final String BLUETOOTH_HCI_LOG =
3369                "bluetooth_hci_log";
3370
3371        /**
3372         * @deprecated Use {@link android.provider.Settings.Global#DEVICE_PROVISIONED} instead
3373         */
3374        @Deprecated
3375        public static final String DEVICE_PROVISIONED = Global.DEVICE_PROVISIONED;
3376
3377        /**
3378         * Whether the current user has been set up via setup wizard (0 = false, 1 = true)
3379         * @hide
3380         */
3381        public static final String USER_SETUP_COMPLETE = "user_setup_complete";
3382
3383        /**
3384         * List of input methods that are currently enabled.  This is a string
3385         * containing the IDs of all enabled input methods, each ID separated
3386         * by ':'.
3387         */
3388        public static final String ENABLED_INPUT_METHODS = "enabled_input_methods";
3389
3390        /**
3391         * List of system input methods that are currently disabled.  This is a string
3392         * containing the IDs of all disabled input methods, each ID separated
3393         * by ':'.
3394         * @hide
3395         */
3396        public static final String DISABLED_SYSTEM_INPUT_METHODS = "disabled_system_input_methods";
3397
3398        /**
3399         * Host name and port for global http proxy. Uses ':' seperator for
3400         * between host and port.
3401         *
3402         * @deprecated Use {@link Global#HTTP_PROXY}
3403         */
3404        @Deprecated
3405        public static final String HTTP_PROXY = Global.HTTP_PROXY;
3406
3407        /**
3408         * Whether applications can be installed for this user via the system's
3409         * {@link Intent#ACTION_INSTALL_PACKAGE} mechanism.
3410         *
3411         * <p>1 = permit app installation via the system package installer intent
3412         * <p>0 = do not allow use of the package installer
3413         */
3414        public static final String INSTALL_NON_MARKET_APPS = "install_non_market_apps";
3415
3416        /**
3417         * Comma-separated list of location providers that activities may access. Do not rely on
3418         * this value being present in settings.db or on ContentObserver notifications on the
3419         * corresponding Uri.
3420         *
3421         * @deprecated use {@link #LOCATION_MODE} and
3422         * {@link LocationManager#MODE_CHANGED_ACTION} (or
3423         * {@link LocationManager#PROVIDERS_CHANGED_ACTION})
3424         */
3425        @Deprecated
3426        public static final String LOCATION_PROVIDERS_ALLOWED = "location_providers_allowed";
3427
3428        /**
3429         * The degree of location access enabled by the user.
3430         * <p>
3431         * When used with {@link #putInt(ContentResolver, String, int)}, must be one of {@link
3432         * #LOCATION_MODE_HIGH_ACCURACY}, {@link #LOCATION_MODE_SENSORS_ONLY}, {@link
3433         * #LOCATION_MODE_BATTERY_SAVING}, or {@link #LOCATION_MODE_OFF}. When used with {@link
3434         * #getInt(ContentResolver, String)}, the caller must gracefully handle additional location
3435         * modes that might be added in the future.
3436         * <p>
3437         * Note: do not rely on this value being present in settings.db or on ContentObserver
3438         * notifications for the corresponding Uri. Use {@link LocationManager#MODE_CHANGED_ACTION}
3439         * to receive changes in this value.
3440         */
3441        public static final String LOCATION_MODE = "location_mode";
3442
3443        /**
3444         * Location access disabled.
3445         */
3446        public static final int LOCATION_MODE_OFF = 0;
3447        /**
3448         * Network Location Provider disabled, but GPS and other sensors enabled.
3449         */
3450        public static final int LOCATION_MODE_SENSORS_ONLY = 1;
3451        /**
3452         * Reduced power usage, such as limiting the number of GPS updates per hour. Requests
3453         * with {@link android.location.Criteria#POWER_HIGH} may be downgraded to
3454         * {@link android.location.Criteria#POWER_MEDIUM}.
3455         */
3456        public static final int LOCATION_MODE_BATTERY_SAVING = 2;
3457        /**
3458         * Best-effort location computation allowed.
3459         */
3460        public static final int LOCATION_MODE_HIGH_ACCURACY = 3;
3461
3462        /**
3463         * A flag containing settings used for biometric weak
3464         * @hide
3465         */
3466        public static final String LOCK_BIOMETRIC_WEAK_FLAGS =
3467                "lock_biometric_weak_flags";
3468
3469        /**
3470         * Whether autolock is enabled (0 = false, 1 = true)
3471         */
3472        public static final String LOCK_PATTERN_ENABLED = "lock_pattern_autolock";
3473
3474        /**
3475         * Whether lock pattern is visible as user enters (0 = false, 1 = true)
3476         */
3477        public static final String LOCK_PATTERN_VISIBLE = "lock_pattern_visible_pattern";
3478
3479        /**
3480         * Whether the NFC unlock feature is enabled (0 = false, 1 = true)
3481         */
3482        public static final String NFC_UNLOCK_ENABLED = "nfc_unlock_enabled";
3483
3484        /**
3485         * Whether lock pattern will vibrate as user enters (0 = false, 1 =
3486         * true)
3487         *
3488         * @deprecated Starting in {@link VERSION_CODES#JELLY_BEAN_MR1} the
3489         *             lockscreen uses
3490         *             {@link Settings.System#HAPTIC_FEEDBACK_ENABLED}.
3491         */
3492        @Deprecated
3493        public static final String
3494                LOCK_PATTERN_TACTILE_FEEDBACK_ENABLED = "lock_pattern_tactile_feedback_enabled";
3495
3496        /**
3497         * This preference allows the device to be locked given time after screen goes off,
3498         * subject to current DeviceAdmin policy limits.
3499         * @hide
3500         */
3501        public static final String LOCK_SCREEN_LOCK_AFTER_TIMEOUT = "lock_screen_lock_after_timeout";
3502
3503
3504        /**
3505         * This preference contains the string that shows for owner info on LockScreen.
3506         * @hide
3507         * @deprecated
3508         */
3509        public static final String LOCK_SCREEN_OWNER_INFO = "lock_screen_owner_info";
3510
3511        /**
3512         * Ids of the user-selected appwidgets on the lockscreen (comma-delimited).
3513         * @hide
3514         */
3515        public static final String LOCK_SCREEN_APPWIDGET_IDS =
3516            "lock_screen_appwidget_ids";
3517
3518        /**
3519         * List of enrolled fingerprint identifiers (comma-delimited).
3520         * @hide
3521         */
3522        public static final String USER_FINGERPRINT_IDS = "user_fingerprint_ids";
3523
3524        /**
3525         * Id of the appwidget shown on the lock screen when appwidgets are disabled.
3526         * @hide
3527         */
3528        public static final String LOCK_SCREEN_FALLBACK_APPWIDGET_ID =
3529            "lock_screen_fallback_appwidget_id";
3530
3531        /**
3532         * Index of the lockscreen appwidget to restore, -1 if none.
3533         * @hide
3534         */
3535        public static final String LOCK_SCREEN_STICKY_APPWIDGET =
3536            "lock_screen_sticky_appwidget";
3537
3538        /**
3539         * This preference enables showing the owner info on LockScreen.
3540         * @hide
3541         * @deprecated
3542         */
3543        public static final String LOCK_SCREEN_OWNER_INFO_ENABLED =
3544            "lock_screen_owner_info_enabled";
3545
3546        /**
3547         * When set by a user, allows notifications to be shown atop a securely locked screen
3548         * in their full "private" form (same as when the device is unlocked).
3549         * @hide
3550         */
3551        public static final String LOCK_SCREEN_ALLOW_PRIVATE_NOTIFICATIONS =
3552                "lock_screen_allow_private_notifications";
3553
3554        /**
3555         * The Logging ID (a unique 64-bit value) as a hex string.
3556         * Used as a pseudonymous identifier for logging.
3557         * @deprecated This identifier is poorly initialized and has
3558         * many collisions.  It should not be used.
3559         */
3560        @Deprecated
3561        public static final String LOGGING_ID = "logging_id";
3562
3563        /**
3564         * @deprecated Use {@link android.provider.Settings.Global#NETWORK_PREFERENCE} instead
3565         */
3566        @Deprecated
3567        public static final String NETWORK_PREFERENCE = Global.NETWORK_PREFERENCE;
3568
3569        /**
3570         * No longer supported.
3571         */
3572        public static final String PARENTAL_CONTROL_ENABLED = "parental_control_enabled";
3573
3574        /**
3575         * No longer supported.
3576         */
3577        public static final String PARENTAL_CONTROL_LAST_UPDATE = "parental_control_last_update";
3578
3579        /**
3580         * No longer supported.
3581         */
3582        public static final String PARENTAL_CONTROL_REDIRECT_URL = "parental_control_redirect_url";
3583
3584        /**
3585         * Settings classname to launch when Settings is clicked from All
3586         * Applications.  Needed because of user testing between the old
3587         * and new Settings apps.
3588         */
3589        // TODO: 881807
3590        public static final String SETTINGS_CLASSNAME = "settings_classname";
3591
3592        /**
3593         * @deprecated Use {@link android.provider.Settings.Global#USB_MASS_STORAGE_ENABLED} instead
3594         */
3595        @Deprecated
3596        public static final String USB_MASS_STORAGE_ENABLED = Global.USB_MASS_STORAGE_ENABLED;
3597
3598        /**
3599         * @deprecated Use {@link android.provider.Settings.Global#USE_GOOGLE_MAIL} instead
3600         */
3601        @Deprecated
3602        public static final String USE_GOOGLE_MAIL = Global.USE_GOOGLE_MAIL;
3603
3604        /**
3605         * If accessibility is enabled.
3606         */
3607        public static final String ACCESSIBILITY_ENABLED = "accessibility_enabled";
3608
3609        /**
3610         * If touch exploration is enabled.
3611         */
3612        public static final String TOUCH_EXPLORATION_ENABLED = "touch_exploration_enabled";
3613
3614        /**
3615         * List of the enabled accessibility providers.
3616         */
3617        public static final String ENABLED_ACCESSIBILITY_SERVICES =
3618            "enabled_accessibility_services";
3619
3620        /**
3621         * List of the accessibility services to which the user has granted
3622         * permission to put the device into touch exploration mode.
3623         *
3624         * @hide
3625         */
3626        public static final String TOUCH_EXPLORATION_GRANTED_ACCESSIBILITY_SERVICES =
3627            "touch_exploration_granted_accessibility_services";
3628
3629        /**
3630         * Whether to speak passwords while in accessibility mode.
3631         */
3632        public static final String ACCESSIBILITY_SPEAK_PASSWORD = "speak_password";
3633
3634        /**
3635         * If injection of accessibility enhancing JavaScript screen-reader
3636         * is enabled.
3637         * <p>
3638         *   Note: The JavaScript based screen-reader is served by the
3639         *   Google infrastructure and enable users with disabilities to
3640         *   efficiently navigate in and explore web content.
3641         * </p>
3642         * <p>
3643         *   This property represents a boolean value.
3644         * </p>
3645         * @hide
3646         */
3647        public static final String ACCESSIBILITY_SCRIPT_INJECTION =
3648            "accessibility_script_injection";
3649
3650        /**
3651         * The URL for the injected JavaScript based screen-reader used
3652         * for providing accessibility of content in WebView.
3653         * <p>
3654         *   Note: The JavaScript based screen-reader is served by the
3655         *   Google infrastructure and enable users with disabilities to
3656         *   efficiently navigate in and explore web content.
3657         * </p>
3658         * <p>
3659         *   This property represents a string value.
3660         * </p>
3661         * @hide
3662         */
3663        public static final String ACCESSIBILITY_SCREEN_READER_URL =
3664            "accessibility_script_injection_url";
3665
3666        /**
3667         * Key bindings for navigation in built-in accessibility support for web content.
3668         * <p>
3669         *   Note: These key bindings are for the built-in accessibility navigation for
3670         *   web content which is used as a fall back solution if JavaScript in a WebView
3671         *   is not enabled or the user has not opted-in script injection from Google.
3672         * </p>
3673         * <p>
3674         *   The bindings are separated by semi-colon. A binding is a mapping from
3675         *   a key to a sequence of actions (for more details look at
3676         *   android.webkit.AccessibilityInjector). A key is represented as the hexademical
3677         *   string representation of an integer obtained from a meta state (optional) shifted
3678         *   sixteen times left and bitwise ored with a key code. An action is represented
3679         *   as a hexademical string representation of an integer where the first two digits
3680         *   are navigation action index, the second, the third, and the fourth digit pairs
3681         *   represent the action arguments. The separate actions in a binding are colon
3682         *   separated. The key and the action sequence it maps to are separated by equals.
3683         * </p>
3684         * <p>
3685         *   For example, the binding below maps the DPAD right button to traverse the
3686         *   current navigation axis once without firing an accessibility event and to
3687         *   perform the same traversal again but to fire an event:
3688         *   <code>
3689         *     0x16=0x01000100:0x01000101;
3690         *   </code>
3691         * </p>
3692         * <p>
3693         *   The goal of this binding is to enable dynamic rebinding of keys to
3694         *   navigation actions for web content without requiring a framework change.
3695         * </p>
3696         * <p>
3697         *   This property represents a string value.
3698         * </p>
3699         * @hide
3700         */
3701        public static final String ACCESSIBILITY_WEB_CONTENT_KEY_BINDINGS =
3702            "accessibility_web_content_key_bindings";
3703
3704        /**
3705         * Setting that specifies whether the display magnification is enabled.
3706         * Display magnifications allows the user to zoom in the display content
3707         * and is targeted to low vision users. The current magnification scale
3708         * is controlled by {@link #ACCESSIBILITY_DISPLAY_MAGNIFICATION_SCALE}.
3709         *
3710         * @hide
3711         */
3712        public static final String ACCESSIBILITY_DISPLAY_MAGNIFICATION_ENABLED =
3713                "accessibility_display_magnification_enabled";
3714
3715        /**
3716         * Setting that specifies what the display magnification scale is.
3717         * Display magnifications allows the user to zoom in the display
3718         * content and is targeted to low vision users. Whether a display
3719         * magnification is performed is controlled by
3720         * {@link #ACCESSIBILITY_DISPLAY_MAGNIFICATION_ENABLED}
3721         *
3722         * @hide
3723         */
3724        public static final String ACCESSIBILITY_DISPLAY_MAGNIFICATION_SCALE =
3725                "accessibility_display_magnification_scale";
3726
3727        /**
3728         * Setting that specifies whether the display magnification should be
3729         * automatically updated. If this fearture is enabled the system will
3730         * exit magnification mode or pan the viewport when a context change
3731         * occurs. For example, on staring a new activity or rotating the screen,
3732         * the system may zoom out so the user can see the new context he is in.
3733         * Another example is on showing a window that is not visible in the
3734         * magnified viewport the system may pan the viewport to make the window
3735         * the has popped up so the user knows that the context has changed.
3736         * Whether a screen magnification is performed is controlled by
3737         * {@link #ACCESSIBILITY_DISPLAY_MAGNIFICATION_ENABLED}
3738         *
3739         * @hide
3740         */
3741        public static final String ACCESSIBILITY_DISPLAY_MAGNIFICATION_AUTO_UPDATE =
3742                "accessibility_display_magnification_auto_update";
3743
3744        /**
3745         * Setting that specifies whether timed text (captions) should be
3746         * displayed in video content. Text display properties are controlled by
3747         * the following settings:
3748         * <ul>
3749         * <li>{@link #ACCESSIBILITY_CAPTIONING_LOCALE}
3750         * <li>{@link #ACCESSIBILITY_CAPTIONING_BACKGROUND_COLOR}
3751         * <li>{@link #ACCESSIBILITY_CAPTIONING_FOREGROUND_COLOR}
3752         * <li>{@link #ACCESSIBILITY_CAPTIONING_EDGE_COLOR}
3753         * <li>{@link #ACCESSIBILITY_CAPTIONING_EDGE_TYPE}
3754         * <li>{@link #ACCESSIBILITY_CAPTIONING_TYPEFACE}
3755         * <li>{@link #ACCESSIBILITY_CAPTIONING_FONT_SCALE}
3756         * </ul>
3757         *
3758         * @hide
3759         */
3760        public static final String ACCESSIBILITY_CAPTIONING_ENABLED =
3761                "accessibility_captioning_enabled";
3762
3763        /**
3764         * Setting that specifies the language for captions as a locale string,
3765         * e.g. en_US.
3766         *
3767         * @see java.util.Locale#toString
3768         * @hide
3769         */
3770        public static final String ACCESSIBILITY_CAPTIONING_LOCALE =
3771                "accessibility_captioning_locale";
3772
3773        /**
3774         * Integer property that specifies the preset style for captions, one
3775         * of:
3776         * <ul>
3777         * <li>{@link android.view.accessibility.CaptioningManager.CaptionStyle#PRESET_CUSTOM}
3778         * <li>a valid index of {@link android.view.accessibility.CaptioningManager.CaptionStyle#PRESETS}
3779         * </ul>
3780         *
3781         * @see java.util.Locale#toString
3782         * @hide
3783         */
3784        public static final String ACCESSIBILITY_CAPTIONING_PRESET =
3785                "accessibility_captioning_preset";
3786
3787        /**
3788         * Integer property that specifes the background color for captions as a
3789         * packed 32-bit color.
3790         *
3791         * @see android.graphics.Color#argb
3792         * @hide
3793         */
3794        public static final String ACCESSIBILITY_CAPTIONING_BACKGROUND_COLOR =
3795                "accessibility_captioning_background_color";
3796
3797        /**
3798         * Integer property that specifes the foreground color for captions as a
3799         * packed 32-bit color.
3800         *
3801         * @see android.graphics.Color#argb
3802         * @hide
3803         */
3804        public static final String ACCESSIBILITY_CAPTIONING_FOREGROUND_COLOR =
3805                "accessibility_captioning_foreground_color";
3806
3807        /**
3808         * Integer property that specifes the edge type for captions, one of:
3809         * <ul>
3810         * <li>{@link android.view.accessibility.CaptioningManager.CaptionStyle#EDGE_TYPE_NONE}
3811         * <li>{@link android.view.accessibility.CaptioningManager.CaptionStyle#EDGE_TYPE_OUTLINE}
3812         * <li>{@link android.view.accessibility.CaptioningManager.CaptionStyle#EDGE_TYPE_DROP_SHADOW}
3813         * </ul>
3814         *
3815         * @see #ACCESSIBILITY_CAPTIONING_EDGE_COLOR
3816         * @hide
3817         */
3818        public static final String ACCESSIBILITY_CAPTIONING_EDGE_TYPE =
3819                "accessibility_captioning_edge_type";
3820
3821        /**
3822         * Integer property that specifes the edge color for captions as a
3823         * packed 32-bit color.
3824         *
3825         * @see #ACCESSIBILITY_CAPTIONING_EDGE_TYPE
3826         * @see android.graphics.Color#argb
3827         * @hide
3828         */
3829        public static final String ACCESSIBILITY_CAPTIONING_EDGE_COLOR =
3830                "accessibility_captioning_edge_color";
3831
3832        /**
3833         * Integer property that specifes the window color for captions as a
3834         * packed 32-bit color.
3835         *
3836         * @see android.graphics.Color#argb
3837         * @hide
3838         */
3839        public static final String ACCESSIBILITY_CAPTIONING_WINDOW_COLOR =
3840                "accessibility_captioning_window_color";
3841
3842        /**
3843         * String property that specifies the typeface for captions, one of:
3844         * <ul>
3845         * <li>DEFAULT
3846         * <li>MONOSPACE
3847         * <li>SANS_SERIF
3848         * <li>SERIF
3849         * </ul>
3850         *
3851         * @see android.graphics.Typeface
3852         * @hide
3853         */
3854        public static final String ACCESSIBILITY_CAPTIONING_TYPEFACE =
3855                "accessibility_captioning_typeface";
3856
3857        /**
3858         * Floating point property that specifies font scaling for captions.
3859         *
3860         * @hide
3861         */
3862        public static final String ACCESSIBILITY_CAPTIONING_FONT_SCALE =
3863                "accessibility_captioning_font_scale";
3864
3865        /**
3866         * Setting that specifies whether the quick setting tile for display
3867         * color inversion is enabled.
3868         *
3869         * @hide
3870         */
3871        public static final String ACCESSIBILITY_DISPLAY_INVERSION_QUICK_SETTING_ENABLED =
3872                "accessibility_display_inversion_quick_setting_enabled";
3873
3874        /**
3875         * Setting that specifies whether display color inversion is enabled.
3876         */
3877        public static final String ACCESSIBILITY_DISPLAY_INVERSION_ENABLED =
3878                "accessibility_display_inversion_enabled";
3879
3880        /**
3881         * Setting that specifies whether the quick setting tile for display
3882         * color space adjustment is enabled.
3883         *
3884         * @hide
3885         */
3886        public static final String ACCESSIBILITY_DISPLAY_DALTONIZER_QUICK_SETTING_ENABLED =
3887                "accessibility_display_daltonizer_quick_setting_enabled";
3888
3889        /**
3890         * Setting that specifies whether display color space adjustment is
3891         * enabled.
3892         *
3893         * @hide
3894         */
3895        public static final String ACCESSIBILITY_DISPLAY_DALTONIZER_ENABLED =
3896                "accessibility_display_daltonizer_enabled";
3897
3898        /**
3899         * Integer property that specifies the type of color space adjustment to
3900         * perform. Valid values are defined in AccessibilityManager.
3901         *
3902         * @hide
3903         */
3904        public static final String ACCESSIBILITY_DISPLAY_DALTONIZER =
3905                "accessibility_display_daltonizer";
3906
3907        /**
3908         * The timout for considering a press to be a long press in milliseconds.
3909         * @hide
3910         */
3911        public static final String LONG_PRESS_TIMEOUT = "long_press_timeout";
3912
3913        /**
3914         * List of the enabled print services.
3915         * @hide
3916         */
3917        public static final String ENABLED_PRINT_SERVICES =
3918            "enabled_print_services";
3919
3920        /**
3921         * List of the system print services we enabled on first boot. On
3922         * first boot we enable all system, i.e. bundled print services,
3923         * once, so they work out-of-the-box.
3924         * @hide
3925         */
3926        public static final String ENABLED_ON_FIRST_BOOT_SYSTEM_PRINT_SERVICES =
3927            "enabled_on_first_boot_system_print_services";
3928
3929        /**
3930         * Setting to always use the default text-to-speech settings regardless
3931         * of the application settings.
3932         * 1 = override application settings,
3933         * 0 = use application settings (if specified).
3934         *
3935         * @deprecated  The value of this setting is no longer respected by
3936         * the framework text to speech APIs as of the Ice Cream Sandwich release.
3937         */
3938        @Deprecated
3939        public static final String TTS_USE_DEFAULTS = "tts_use_defaults";
3940
3941        /**
3942         * Default text-to-speech engine speech rate. 100 = 1x
3943         */
3944        public static final String TTS_DEFAULT_RATE = "tts_default_rate";
3945
3946        /**
3947         * Default text-to-speech engine pitch. 100 = 1x
3948         */
3949        public static final String TTS_DEFAULT_PITCH = "tts_default_pitch";
3950
3951        /**
3952         * Default text-to-speech engine.
3953         */
3954        public static final String TTS_DEFAULT_SYNTH = "tts_default_synth";
3955
3956        /**
3957         * Default text-to-speech language.
3958         *
3959         * @deprecated this setting is no longer in use, as of the Ice Cream
3960         * Sandwich release. Apps should never need to read this setting directly,
3961         * instead can query the TextToSpeech framework classes for the default
3962         * locale. {@link TextToSpeech#getLanguage()}.
3963         */
3964        @Deprecated
3965        public static final String TTS_DEFAULT_LANG = "tts_default_lang";
3966
3967        /**
3968         * Default text-to-speech country.
3969         *
3970         * @deprecated this setting is no longer in use, as of the Ice Cream
3971         * Sandwich release. Apps should never need to read this setting directly,
3972         * instead can query the TextToSpeech framework classes for the default
3973         * locale. {@link TextToSpeech#getLanguage()}.
3974         */
3975        @Deprecated
3976        public static final String TTS_DEFAULT_COUNTRY = "tts_default_country";
3977
3978        /**
3979         * Default text-to-speech locale variant.
3980         *
3981         * @deprecated this setting is no longer in use, as of the Ice Cream
3982         * Sandwich release. Apps should never need to read this setting directly,
3983         * instead can query the TextToSpeech framework classes for the
3984         * locale that is in use {@link TextToSpeech#getLanguage()}.
3985         */
3986        @Deprecated
3987        public static final String TTS_DEFAULT_VARIANT = "tts_default_variant";
3988
3989        /**
3990         * Stores the default tts locales on a per engine basis. Stored as
3991         * a comma seperated list of values, each value being of the form
3992         * {@code engine_name:locale} for example,
3993         * {@code com.foo.ttsengine:eng-USA,com.bar.ttsengine:esp-ESP}. This
3994         * supersedes {@link #TTS_DEFAULT_LANG}, {@link #TTS_DEFAULT_COUNTRY} and
3995         * {@link #TTS_DEFAULT_VARIANT}. Apps should never need to read this
3996         * setting directly, and can query the TextToSpeech framework classes
3997         * for the locale that is in use.
3998         *
3999         * @hide
4000         */
4001        public static final String TTS_DEFAULT_LOCALE = "tts_default_locale";
4002
4003        /**
4004         * Space delimited list of plugin packages that are enabled.
4005         */
4006        public static final String TTS_ENABLED_PLUGINS = "tts_enabled_plugins";
4007
4008        /**
4009         * @deprecated Use {@link android.provider.Settings.Global#WIFI_NETWORKS_AVAILABLE_NOTIFICATION_ON}
4010         * instead.
4011         */
4012        @Deprecated
4013        public static final String WIFI_NETWORKS_AVAILABLE_NOTIFICATION_ON =
4014                Global.WIFI_NETWORKS_AVAILABLE_NOTIFICATION_ON;
4015
4016        /**
4017         * @deprecated Use {@link android.provider.Settings.Global#WIFI_NETWORKS_AVAILABLE_REPEAT_DELAY}
4018         * instead.
4019         */
4020        @Deprecated
4021        public static final String WIFI_NETWORKS_AVAILABLE_REPEAT_DELAY =
4022                Global.WIFI_NETWORKS_AVAILABLE_REPEAT_DELAY;
4023
4024        /**
4025         * @deprecated Use {@link android.provider.Settings.Global#WIFI_NUM_OPEN_NETWORKS_KEPT}
4026         * instead.
4027         */
4028        @Deprecated
4029        public static final String WIFI_NUM_OPEN_NETWORKS_KEPT =
4030                Global.WIFI_NUM_OPEN_NETWORKS_KEPT;
4031
4032        /**
4033         * @deprecated Use {@link android.provider.Settings.Global#WIFI_ON}
4034         * instead.
4035         */
4036        @Deprecated
4037        public static final String WIFI_ON = Global.WIFI_ON;
4038
4039        /**
4040         * The acceptable packet loss percentage (range 0 - 100) before trying
4041         * another AP on the same network.
4042         * @deprecated This setting is not used.
4043         */
4044        @Deprecated
4045        public static final String WIFI_WATCHDOG_ACCEPTABLE_PACKET_LOSS_PERCENTAGE =
4046                "wifi_watchdog_acceptable_packet_loss_percentage";
4047
4048        /**
4049         * The number of access points required for a network in order for the
4050         * watchdog to monitor it.
4051         * @deprecated This setting is not used.
4052         */
4053        @Deprecated
4054        public static final String WIFI_WATCHDOG_AP_COUNT = "wifi_watchdog_ap_count";
4055
4056        /**
4057         * The delay between background checks.
4058         * @deprecated This setting is not used.
4059         */
4060        @Deprecated
4061        public static final String WIFI_WATCHDOG_BACKGROUND_CHECK_DELAY_MS =
4062                "wifi_watchdog_background_check_delay_ms";
4063
4064        /**
4065         * Whether the Wi-Fi watchdog is enabled for background checking even
4066         * after it thinks the user has connected to a good access point.
4067         * @deprecated This setting is not used.
4068         */
4069        @Deprecated
4070        public static final String WIFI_WATCHDOG_BACKGROUND_CHECK_ENABLED =
4071                "wifi_watchdog_background_check_enabled";
4072
4073        /**
4074         * The timeout for a background ping
4075         * @deprecated This setting is not used.
4076         */
4077        @Deprecated
4078        public static final String WIFI_WATCHDOG_BACKGROUND_CHECK_TIMEOUT_MS =
4079                "wifi_watchdog_background_check_timeout_ms";
4080
4081        /**
4082         * The number of initial pings to perform that *may* be ignored if they
4083         * fail. Again, if these fail, they will *not* be used in packet loss
4084         * calculation. For example, one network always seemed to time out for
4085         * the first couple pings, so this is set to 3 by default.
4086         * @deprecated This setting is not used.
4087         */
4088        @Deprecated
4089        public static final String WIFI_WATCHDOG_INITIAL_IGNORED_PING_COUNT =
4090            "wifi_watchdog_initial_ignored_ping_count";
4091
4092        /**
4093         * The maximum number of access points (per network) to attempt to test.
4094         * If this number is reached, the watchdog will no longer monitor the
4095         * initial connection state for the network. This is a safeguard for
4096         * networks containing multiple APs whose DNS does not respond to pings.
4097         * @deprecated This setting is not used.
4098         */
4099        @Deprecated
4100        public static final String WIFI_WATCHDOG_MAX_AP_CHECKS = "wifi_watchdog_max_ap_checks";
4101
4102        /**
4103         * @deprecated Use {@link android.provider.Settings.Global#WIFI_WATCHDOG_ON} instead
4104         */
4105        @Deprecated
4106        public static final String WIFI_WATCHDOG_ON = "wifi_watchdog_on";
4107
4108        /**
4109         * A comma-separated list of SSIDs for which the Wi-Fi watchdog should be enabled.
4110         * @deprecated This setting is not used.
4111         */
4112        @Deprecated
4113        public static final String WIFI_WATCHDOG_WATCH_LIST = "wifi_watchdog_watch_list";
4114
4115        /**
4116         * The number of pings to test if an access point is a good connection.
4117         * @deprecated This setting is not used.
4118         */
4119        @Deprecated
4120        public static final String WIFI_WATCHDOG_PING_COUNT = "wifi_watchdog_ping_count";
4121
4122        /**
4123         * The delay between pings.
4124         * @deprecated This setting is not used.
4125         */
4126        @Deprecated
4127        public static final String WIFI_WATCHDOG_PING_DELAY_MS = "wifi_watchdog_ping_delay_ms";
4128
4129        /**
4130         * The timeout per ping.
4131         * @deprecated This setting is not used.
4132         */
4133        @Deprecated
4134        public static final String WIFI_WATCHDOG_PING_TIMEOUT_MS = "wifi_watchdog_ping_timeout_ms";
4135
4136        /**
4137         * @deprecated Use
4138         * {@link android.provider.Settings.Global#WIFI_MAX_DHCP_RETRY_COUNT} instead
4139         */
4140        @Deprecated
4141        public static final String WIFI_MAX_DHCP_RETRY_COUNT = Global.WIFI_MAX_DHCP_RETRY_COUNT;
4142
4143        /**
4144         * @deprecated Use
4145         * {@link android.provider.Settings.Global#WIFI_MOBILE_DATA_TRANSITION_WAKELOCK_TIMEOUT_MS} instead
4146         */
4147        @Deprecated
4148        public static final String WIFI_MOBILE_DATA_TRANSITION_WAKELOCK_TIMEOUT_MS =
4149                Global.WIFI_MOBILE_DATA_TRANSITION_WAKELOCK_TIMEOUT_MS;
4150
4151        /**
4152         * Whether background data usage is allowed.
4153         *
4154         * @deprecated As of {@link VERSION_CODES#ICE_CREAM_SANDWICH},
4155         *             availability of background data depends on several
4156         *             combined factors. When background data is unavailable,
4157         *             {@link ConnectivityManager#getActiveNetworkInfo()} will
4158         *             now appear disconnected.
4159         */
4160        @Deprecated
4161        public static final String BACKGROUND_DATA = "background_data";
4162
4163        /**
4164         * Origins for which browsers should allow geolocation by default.
4165         * The value is a space-separated list of origins.
4166         */
4167        public static final String ALLOWED_GEOLOCATION_ORIGINS
4168                = "allowed_geolocation_origins";
4169
4170        /**
4171         * The preferred TTY mode     0 = TTy Off, CDMA default
4172         *                            1 = TTY Full
4173         *                            2 = TTY HCO
4174         *                            3 = TTY VCO
4175         * @hide
4176         */
4177        public static final String PREFERRED_TTY_MODE =
4178                "preferred_tty_mode";
4179
4180        /**
4181         * Whether the enhanced voice privacy mode is enabled.
4182         * 0 = normal voice privacy
4183         * 1 = enhanced voice privacy
4184         * @hide
4185         */
4186        public static final String ENHANCED_VOICE_PRIVACY_ENABLED = "enhanced_voice_privacy_enabled";
4187
4188        /**
4189         * Whether the TTY mode mode is enabled.
4190         * 0 = disabled
4191         * 1 = enabled
4192         * @hide
4193         */
4194        public static final String TTY_MODE_ENABLED = "tty_mode_enabled";
4195
4196        /**
4197         * Controls whether settings backup is enabled.
4198         * Type: int ( 0 = disabled, 1 = enabled )
4199         * @hide
4200         */
4201        public static final String BACKUP_ENABLED = "backup_enabled";
4202
4203        /**
4204         * Controls whether application data is automatically restored from backup
4205         * at install time.
4206         * Type: int ( 0 = disabled, 1 = enabled )
4207         * @hide
4208         */
4209        public static final String BACKUP_AUTO_RESTORE = "backup_auto_restore";
4210
4211        /**
4212         * Indicates whether settings backup has been fully provisioned.
4213         * Type: int ( 0 = unprovisioned, 1 = fully provisioned )
4214         * @hide
4215         */
4216        public static final String BACKUP_PROVISIONED = "backup_provisioned";
4217
4218        /**
4219         * Component of the transport to use for backup/restore.
4220         * @hide
4221         */
4222        public static final String BACKUP_TRANSPORT = "backup_transport";
4223
4224        /**
4225         * Version for which the setup wizard was last shown.  Bumped for
4226         * each release when there is new setup information to show.
4227         * @hide
4228         */
4229        public static final String LAST_SETUP_SHOWN = "last_setup_shown";
4230
4231        /**
4232         * The interval in milliseconds after which Wi-Fi is considered idle.
4233         * When idle, it is possible for the device to be switched from Wi-Fi to
4234         * the mobile data network.
4235         * @hide
4236         * @deprecated Use {@link android.provider.Settings.Global#WIFI_IDLE_MS}
4237         * instead.
4238         */
4239        @Deprecated
4240        public static final String WIFI_IDLE_MS = Global.WIFI_IDLE_MS;
4241
4242        /**
4243         * The global search provider chosen by the user (if multiple global
4244         * search providers are installed). This will be the provider returned
4245         * by {@link SearchManager#getGlobalSearchActivity()} if it's still
4246         * installed. This setting is stored as a flattened component name as
4247         * per {@link ComponentName#flattenToString()}.
4248         *
4249         * @hide
4250         */
4251        public static final String SEARCH_GLOBAL_SEARCH_ACTIVITY =
4252                "search_global_search_activity";
4253
4254        /**
4255         * The number of promoted sources in GlobalSearch.
4256         * @hide
4257         */
4258        public static final String SEARCH_NUM_PROMOTED_SOURCES = "search_num_promoted_sources";
4259        /**
4260         * The maximum number of suggestions returned by GlobalSearch.
4261         * @hide
4262         */
4263        public static final String SEARCH_MAX_RESULTS_TO_DISPLAY = "search_max_results_to_display";
4264        /**
4265         * The number of suggestions GlobalSearch will ask each non-web search source for.
4266         * @hide
4267         */
4268        public static final String SEARCH_MAX_RESULTS_PER_SOURCE = "search_max_results_per_source";
4269        /**
4270         * The number of suggestions the GlobalSearch will ask the web search source for.
4271         * @hide
4272         */
4273        public static final String SEARCH_WEB_RESULTS_OVERRIDE_LIMIT =
4274                "search_web_results_override_limit";
4275        /**
4276         * The number of milliseconds that GlobalSearch will wait for suggestions from
4277         * promoted sources before continuing with all other sources.
4278         * @hide
4279         */
4280        public static final String SEARCH_PROMOTED_SOURCE_DEADLINE_MILLIS =
4281                "search_promoted_source_deadline_millis";
4282        /**
4283         * The number of milliseconds before GlobalSearch aborts search suggesiton queries.
4284         * @hide
4285         */
4286        public static final String SEARCH_SOURCE_TIMEOUT_MILLIS = "search_source_timeout_millis";
4287        /**
4288         * The maximum number of milliseconds that GlobalSearch shows the previous results
4289         * after receiving a new query.
4290         * @hide
4291         */
4292        public static final String SEARCH_PREFILL_MILLIS = "search_prefill_millis";
4293        /**
4294         * The maximum age of log data used for shortcuts in GlobalSearch.
4295         * @hide
4296         */
4297        public static final String SEARCH_MAX_STAT_AGE_MILLIS = "search_max_stat_age_millis";
4298        /**
4299         * The maximum age of log data used for source ranking in GlobalSearch.
4300         * @hide
4301         */
4302        public static final String SEARCH_MAX_SOURCE_EVENT_AGE_MILLIS =
4303                "search_max_source_event_age_millis";
4304        /**
4305         * The minimum number of impressions needed to rank a source in GlobalSearch.
4306         * @hide
4307         */
4308        public static final String SEARCH_MIN_IMPRESSIONS_FOR_SOURCE_RANKING =
4309                "search_min_impressions_for_source_ranking";
4310        /**
4311         * The minimum number of clicks needed to rank a source in GlobalSearch.
4312         * @hide
4313         */
4314        public static final String SEARCH_MIN_CLICKS_FOR_SOURCE_RANKING =
4315                "search_min_clicks_for_source_ranking";
4316        /**
4317         * The maximum number of shortcuts shown by GlobalSearch.
4318         * @hide
4319         */
4320        public static final String SEARCH_MAX_SHORTCUTS_RETURNED = "search_max_shortcuts_returned";
4321        /**
4322         * The size of the core thread pool for suggestion queries in GlobalSearch.
4323         * @hide
4324         */
4325        public static final String SEARCH_QUERY_THREAD_CORE_POOL_SIZE =
4326                "search_query_thread_core_pool_size";
4327        /**
4328         * The maximum size of the thread pool for suggestion queries in GlobalSearch.
4329         * @hide
4330         */
4331        public static final String SEARCH_QUERY_THREAD_MAX_POOL_SIZE =
4332                "search_query_thread_max_pool_size";
4333        /**
4334         * The size of the core thread pool for shortcut refreshing in GlobalSearch.
4335         * @hide
4336         */
4337        public static final String SEARCH_SHORTCUT_REFRESH_CORE_POOL_SIZE =
4338                "search_shortcut_refresh_core_pool_size";
4339        /**
4340         * The maximum size of the thread pool for shortcut refreshing in GlobalSearch.
4341         * @hide
4342         */
4343        public static final String SEARCH_SHORTCUT_REFRESH_MAX_POOL_SIZE =
4344                "search_shortcut_refresh_max_pool_size";
4345        /**
4346         * The maximun time that excess threads in the GlobalSeach thread pools will
4347         * wait before terminating.
4348         * @hide
4349         */
4350        public static final String SEARCH_THREAD_KEEPALIVE_SECONDS =
4351                "search_thread_keepalive_seconds";
4352        /**
4353         * The maximum number of concurrent suggestion queries to each source.
4354         * @hide
4355         */
4356        public static final String SEARCH_PER_SOURCE_CONCURRENT_QUERY_LIMIT =
4357                "search_per_source_concurrent_query_limit";
4358
4359        /**
4360         * Whether or not alert sounds are played on MountService events. (0 = false, 1 = true)
4361         * @hide
4362         */
4363        public static final String MOUNT_PLAY_NOTIFICATION_SND = "mount_play_not_snd";
4364
4365        /**
4366         * Whether or not UMS auto-starts on UMS host detection. (0 = false, 1 = true)
4367         * @hide
4368         */
4369        public static final String MOUNT_UMS_AUTOSTART = "mount_ums_autostart";
4370
4371        /**
4372         * Whether or not a notification is displayed on UMS host detection. (0 = false, 1 = true)
4373         * @hide
4374         */
4375        public static final String MOUNT_UMS_PROMPT = "mount_ums_prompt";
4376
4377        /**
4378         * Whether or not a notification is displayed while UMS is enabled. (0 = false, 1 = true)
4379         * @hide
4380         */
4381        public static final String MOUNT_UMS_NOTIFY_ENABLED = "mount_ums_notify_enabled";
4382
4383        /**
4384         * If nonzero, ANRs in invisible background processes bring up a dialog.
4385         * Otherwise, the process will be silently killed.
4386         * @hide
4387         */
4388        public static final String ANR_SHOW_BACKGROUND = "anr_show_background";
4389
4390        /**
4391         * (Experimental). If nonzero, WebView uses data reduction proxy to save network
4392         * bandwidth. Otherwise, WebView does not use data reduction proxy.
4393         * @hide
4394         */
4395        public static final String WEBVIEW_DATA_REDUCTION_PROXY = "webview_data_reduction_proxy";
4396
4397        /**
4398         * The {@link ComponentName} string of the service to be used as the voice recognition
4399         * service.
4400         *
4401         * @hide
4402         */
4403        public static final String VOICE_RECOGNITION_SERVICE = "voice_recognition_service";
4404
4405        /**
4406         * Stores whether an user has consented to have apps verified through PAM.
4407         * The value is boolean (1 or 0).
4408         *
4409         * @hide
4410         */
4411        public static final String PACKAGE_VERIFIER_USER_CONSENT =
4412            "package_verifier_user_consent";
4413
4414        /**
4415         * The {@link ComponentName} string of the selected spell checker service which is
4416         * one of the services managed by the text service manager.
4417         *
4418         * @hide
4419         */
4420        public static final String SELECTED_SPELL_CHECKER = "selected_spell_checker";
4421
4422        /**
4423         * The {@link ComponentName} string of the selected subtype of the selected spell checker
4424         * service which is one of the services managed by the text service manager.
4425         *
4426         * @hide
4427         */
4428        public static final String SELECTED_SPELL_CHECKER_SUBTYPE =
4429                "selected_spell_checker_subtype";
4430
4431        /**
4432         * The {@link ComponentName} string whether spell checker is enabled or not.
4433         *
4434         * @hide
4435         */
4436        public static final String SPELL_CHECKER_ENABLED = "spell_checker_enabled";
4437
4438        /**
4439         * What happens when the user presses the Power button while in-call
4440         * and the screen is on.<br/>
4441         * <b>Values:</b><br/>
4442         * 1 - The Power button turns off the screen and locks the device. (Default behavior)<br/>
4443         * 2 - The Power button hangs up the current call.<br/>
4444         *
4445         * @hide
4446         */
4447        public static final String INCALL_POWER_BUTTON_BEHAVIOR = "incall_power_button_behavior";
4448
4449        /**
4450         * INCALL_POWER_BUTTON_BEHAVIOR value for "turn off screen".
4451         * @hide
4452         */
4453        public static final int INCALL_POWER_BUTTON_BEHAVIOR_SCREEN_OFF = 0x1;
4454
4455        /**
4456         * INCALL_POWER_BUTTON_BEHAVIOR value for "hang up".
4457         * @hide
4458         */
4459        public static final int INCALL_POWER_BUTTON_BEHAVIOR_HANGUP = 0x2;
4460
4461        /**
4462         * INCALL_POWER_BUTTON_BEHAVIOR default value.
4463         * @hide
4464         */
4465        public static final int INCALL_POWER_BUTTON_BEHAVIOR_DEFAULT =
4466                INCALL_POWER_BUTTON_BEHAVIOR_SCREEN_OFF;
4467
4468        /**
4469         * The current night mode that has been selected by the user.  Owned
4470         * and controlled by UiModeManagerService.  Constants are as per
4471         * UiModeManager.
4472         * @hide
4473         */
4474        public static final String UI_NIGHT_MODE = "ui_night_mode";
4475
4476        /**
4477         * Whether screensavers are enabled.
4478         * @hide
4479         */
4480        public static final String SCREENSAVER_ENABLED = "screensaver_enabled";
4481
4482        /**
4483         * The user's chosen screensaver components.
4484         *
4485         * These will be launched by the PhoneWindowManager after a timeout when not on
4486         * battery, or upon dock insertion (if SCREENSAVER_ACTIVATE_ON_DOCK is set to 1).
4487         * @hide
4488         */
4489        public static final String SCREENSAVER_COMPONENTS = "screensaver_components";
4490
4491        /**
4492         * If screensavers are enabled, whether the screensaver should be automatically launched
4493         * when the device is inserted into a (desk) dock.
4494         * @hide
4495         */
4496        public static final String SCREENSAVER_ACTIVATE_ON_DOCK = "screensaver_activate_on_dock";
4497
4498        /**
4499         * If screensavers are enabled, whether the screensaver should be automatically launched
4500         * when the screen times out when not on battery.
4501         * @hide
4502         */
4503        public static final String SCREENSAVER_ACTIVATE_ON_SLEEP = "screensaver_activate_on_sleep";
4504
4505        /**
4506         * If screensavers are enabled, the default screensaver component.
4507         * @hide
4508         */
4509        public static final String SCREENSAVER_DEFAULT_COMPONENT = "screensaver_default_component";
4510
4511        /**
4512         * The default NFC payment component
4513         * @hide
4514         */
4515        public static final String NFC_PAYMENT_DEFAULT_COMPONENT = "nfc_payment_default_component";
4516
4517        /**
4518         * Whether NFC payment is handled by the foreground application or a default.
4519         * @hide
4520         */
4521        public static final String NFC_PAYMENT_FOREGROUND = "nfc_payment_foreground";
4522
4523        /**
4524         * Specifies the package name currently configured to be the primary sms application
4525         * @hide
4526         */
4527        public static final String SMS_DEFAULT_APPLICATION = "sms_default_application";
4528
4529        /**
4530         * Name of a package that the current user has explicitly allowed to see all of that
4531         * user's notifications.
4532         *
4533         * @hide
4534         */
4535        public static final String ENABLED_NOTIFICATION_LISTENERS = "enabled_notification_listeners";
4536
4537        /**
4538         * @hide
4539         */
4540        public static final String ENABLED_CONDITION_PROVIDERS = "enabled_condition_providers";
4541
4542        /** @hide */
4543        public static final String BAR_SERVICE_COMPONENT = "bar_service_component";
4544
4545        /** @hide */
4546        public static final String IMMERSIVE_MODE_CONFIRMATIONS = "immersive_mode_confirmations";
4547
4548        /**
4549         * This is the query URI for finding a print service to install.
4550         *
4551         * @hide
4552         */
4553        public static final String PRINT_SERVICE_SEARCH_URI = "print_service_search_uri";
4554
4555        /**
4556         * This is the query URI for finding a NFC payment service to install.
4557         *
4558         * @hide
4559         */
4560        public static final String PAYMENT_SERVICE_SEARCH_URI = "payment_service_search_uri";
4561
4562        /**
4563         * If enabled, intercepted notifications will be displayed (not suppressed) in zen mode.
4564         * @hide
4565         */
4566        public static final String DISPLAY_INTERCEPTED_NOTIFICATIONS = "display_intercepted_notifications";
4567
4568        /**
4569         * This are the settings to be backed up.
4570         *
4571         * NOTE: Settings are backed up and restored in the order they appear
4572         *       in this array. If you have one setting depending on another,
4573         *       make sure that they are ordered appropriately.
4574         *
4575         * @hide
4576         */
4577        public static final String[] SETTINGS_TO_BACKUP = {
4578            BUGREPORT_IN_POWER_MENU,                            // moved to global
4579            ALLOW_MOCK_LOCATION,
4580            PARENTAL_CONTROL_ENABLED,
4581            PARENTAL_CONTROL_REDIRECT_URL,
4582            USB_MASS_STORAGE_ENABLED,                           // moved to global
4583            ACCESSIBILITY_DISPLAY_MAGNIFICATION_ENABLED,
4584            ACCESSIBILITY_DISPLAY_MAGNIFICATION_SCALE,
4585            ACCESSIBILITY_DISPLAY_MAGNIFICATION_AUTO_UPDATE,
4586            ACCESSIBILITY_SCRIPT_INJECTION,
4587            BACKUP_AUTO_RESTORE,
4588            ENABLED_ACCESSIBILITY_SERVICES,
4589            TOUCH_EXPLORATION_GRANTED_ACCESSIBILITY_SERVICES,
4590            TOUCH_EXPLORATION_ENABLED,
4591            ACCESSIBILITY_ENABLED,
4592            ACCESSIBILITY_SPEAK_PASSWORD,
4593            ACCESSIBILITY_CAPTIONING_ENABLED,
4594            ACCESSIBILITY_CAPTIONING_LOCALE,
4595            ACCESSIBILITY_CAPTIONING_BACKGROUND_COLOR,
4596            ACCESSIBILITY_CAPTIONING_FOREGROUND_COLOR,
4597            ACCESSIBILITY_CAPTIONING_EDGE_TYPE,
4598            ACCESSIBILITY_CAPTIONING_EDGE_COLOR,
4599            ACCESSIBILITY_CAPTIONING_TYPEFACE,
4600            ACCESSIBILITY_CAPTIONING_FONT_SCALE,
4601            TTS_USE_DEFAULTS,
4602            TTS_DEFAULT_RATE,
4603            TTS_DEFAULT_PITCH,
4604            TTS_DEFAULT_SYNTH,
4605            TTS_DEFAULT_LANG,
4606            TTS_DEFAULT_COUNTRY,
4607            TTS_ENABLED_PLUGINS,
4608            TTS_DEFAULT_LOCALE,
4609            WIFI_NETWORKS_AVAILABLE_NOTIFICATION_ON,            // moved to global
4610            WIFI_NETWORKS_AVAILABLE_REPEAT_DELAY,               // moved to global
4611            WIFI_NUM_OPEN_NETWORKS_KEPT,                        // moved to global
4612            MOUNT_PLAY_NOTIFICATION_SND,
4613            MOUNT_UMS_AUTOSTART,
4614            MOUNT_UMS_PROMPT,
4615            MOUNT_UMS_NOTIFY_ENABLED,
4616            UI_NIGHT_MODE
4617        };
4618
4619        /**
4620         * Helper method for determining if a location provider is enabled.
4621         *
4622         * @param cr the content resolver to use
4623         * @param provider the location provider to query
4624         * @return true if the provider is enabled
4625         *
4626         * @deprecated use {@link #LOCATION_MODE} or
4627         *             {@link LocationManager#isProviderEnabled(String)}
4628         */
4629        @Deprecated
4630        public static final boolean isLocationProviderEnabled(ContentResolver cr, String provider) {
4631            return isLocationProviderEnabledForUser(cr, provider, UserHandle.myUserId());
4632        }
4633
4634        /**
4635         * Helper method for determining if a location provider is enabled.
4636         * @param cr the content resolver to use
4637         * @param provider the location provider to query
4638         * @param userId the userId to query
4639         * @return true if the provider is enabled
4640         * @deprecated use {@link #LOCATION_MODE} or
4641         *             {@link LocationManager#isProviderEnabled(String)}
4642         * @hide
4643         */
4644        @Deprecated
4645        public static final boolean isLocationProviderEnabledForUser(ContentResolver cr, String provider, int userId) {
4646            String allowedProviders = Settings.Secure.getStringForUser(cr,
4647                    LOCATION_PROVIDERS_ALLOWED, userId);
4648            return TextUtils.delimitedStringContains(allowedProviders, ',', provider);
4649        }
4650
4651        /**
4652         * Thread-safe method for enabling or disabling a single location provider.
4653         * @param cr the content resolver to use
4654         * @param provider the location provider to enable or disable
4655         * @param enabled true if the provider should be enabled
4656         * @deprecated use {@link #putInt(ContentResolver, String, int)} and {@link #LOCATION_MODE}
4657         */
4658        @Deprecated
4659        public static final void setLocationProviderEnabled(ContentResolver cr,
4660                String provider, boolean enabled) {
4661            setLocationProviderEnabledForUser(cr, provider, enabled, UserHandle.myUserId());
4662        }
4663
4664        /**
4665         * Thread-safe method for enabling or disabling a single location provider.
4666         *
4667         * @param cr the content resolver to use
4668         * @param provider the location provider to enable or disable
4669         * @param enabled true if the provider should be enabled
4670         * @param userId the userId for which to enable/disable providers
4671         * @return true if the value was set, false on database errors
4672         * @deprecated use {@link #putIntForUser(ContentResolver, String, int, int)} and
4673         *             {@link #LOCATION_MODE}
4674         * @hide
4675         */
4676        @Deprecated
4677        public static final boolean setLocationProviderEnabledForUser(ContentResolver cr,
4678                String provider, boolean enabled, int userId) {
4679            synchronized (mLocationSettingsLock) {
4680                // to ensure thread safety, we write the provider name with a '+' or '-'
4681                // and let the SettingsProvider handle it rather than reading and modifying
4682                // the list of enabled providers.
4683                if (enabled) {
4684                    provider = "+" + provider;
4685                } else {
4686                    provider = "-" + provider;
4687                }
4688                return putStringForUser(cr, Settings.Secure.LOCATION_PROVIDERS_ALLOWED, provider,
4689                        userId);
4690            }
4691        }
4692
4693        /**
4694         * Thread-safe method for setting the location mode to one of
4695         * {@link #LOCATION_MODE_HIGH_ACCURACY}, {@link #LOCATION_MODE_SENSORS_ONLY},
4696         * {@link #LOCATION_MODE_BATTERY_SAVING}, or {@link #LOCATION_MODE_OFF}.
4697         *
4698         * @param cr the content resolver to use
4699         * @param mode such as {@link #LOCATION_MODE_HIGH_ACCURACY}
4700         * @param userId the userId for which to change mode
4701         * @return true if the value was set, false on database errors
4702         *
4703         * @throws IllegalArgumentException if mode is not one of the supported values
4704         */
4705        private static final boolean setLocationModeForUser(ContentResolver cr, int mode,
4706                int userId) {
4707            synchronized (mLocationSettingsLock) {
4708                boolean gps = false;
4709                boolean network = false;
4710                switch (mode) {
4711                    case LOCATION_MODE_OFF:
4712                        break;
4713                    case LOCATION_MODE_SENSORS_ONLY:
4714                        gps = true;
4715                        break;
4716                    case LOCATION_MODE_BATTERY_SAVING:
4717                        network = true;
4718                        break;
4719                    case LOCATION_MODE_HIGH_ACCURACY:
4720                        gps = true;
4721                        network = true;
4722                        break;
4723                    default:
4724                        throw new IllegalArgumentException("Invalid location mode: " + mode);
4725                }
4726                boolean gpsSuccess = Settings.Secure.setLocationProviderEnabledForUser(
4727                        cr, LocationManager.GPS_PROVIDER, gps, userId);
4728                boolean nlpSuccess = Settings.Secure.setLocationProviderEnabledForUser(
4729                        cr, LocationManager.NETWORK_PROVIDER, network, userId);
4730                return gpsSuccess && nlpSuccess;
4731            }
4732        }
4733
4734        /**
4735         * Thread-safe method for reading the location mode, returns one of
4736         * {@link #LOCATION_MODE_HIGH_ACCURACY}, {@link #LOCATION_MODE_SENSORS_ONLY},
4737         * {@link #LOCATION_MODE_BATTERY_SAVING}, or {@link #LOCATION_MODE_OFF}.
4738         *
4739         * @param cr the content resolver to use
4740         * @param userId the userId for which to read the mode
4741         * @return the location mode
4742         */
4743        private static final int getLocationModeForUser(ContentResolver cr, int userId) {
4744            synchronized (mLocationSettingsLock) {
4745                boolean gpsEnabled = Settings.Secure.isLocationProviderEnabledForUser(
4746                        cr, LocationManager.GPS_PROVIDER, userId);
4747                boolean networkEnabled = Settings.Secure.isLocationProviderEnabledForUser(
4748                        cr, LocationManager.NETWORK_PROVIDER, userId);
4749                if (gpsEnabled && networkEnabled) {
4750                    return LOCATION_MODE_HIGH_ACCURACY;
4751                } else if (gpsEnabled) {
4752                    return LOCATION_MODE_SENSORS_ONLY;
4753                } else if (networkEnabled) {
4754                    return LOCATION_MODE_BATTERY_SAVING;
4755                } else {
4756                    return LOCATION_MODE_OFF;
4757                }
4758            }
4759        }
4760    }
4761
4762    /**
4763     * Global system settings, containing preferences that always apply identically
4764     * to all defined users.  Applications can read these but are not allowed to write;
4765     * like the "Secure" settings, these are for preferences that the user must
4766     * explicitly modify through the system UI or specialized APIs for those values.
4767     */
4768    public static final class Global extends NameValueTable {
4769        public static final String SYS_PROP_SETTING_VERSION = "sys.settings_global_version";
4770
4771        /**
4772         * The content:// style URL for global secure settings items.  Not public.
4773         */
4774        public static final Uri CONTENT_URI = Uri.parse("content://" + AUTHORITY + "/global");
4775
4776        /**
4777         * Setting whether the global gesture for enabling accessibility is enabled.
4778         * If this gesture is enabled the user will be able to perfrom it to enable
4779         * the accessibility state without visiting the settings app.
4780         * @hide
4781         */
4782        public static final String ENABLE_ACCESSIBILITY_GLOBAL_GESTURE_ENABLED =
4783                "enable_accessibility_global_gesture_enabled";
4784
4785        /**
4786         * Whether Airplane Mode is on.
4787         */
4788        public static final String AIRPLANE_MODE_ON = "airplane_mode_on";
4789
4790        /**
4791         * Constant for use in AIRPLANE_MODE_RADIOS to specify Bluetooth radio.
4792         */
4793        public static final String RADIO_BLUETOOTH = "bluetooth";
4794
4795        /**
4796         * Constant for use in AIRPLANE_MODE_RADIOS to specify Wi-Fi radio.
4797         */
4798        public static final String RADIO_WIFI = "wifi";
4799
4800        /**
4801         * {@hide}
4802         */
4803        public static final String RADIO_WIMAX = "wimax";
4804        /**
4805         * Constant for use in AIRPLANE_MODE_RADIOS to specify Cellular radio.
4806         */
4807        public static final String RADIO_CELL = "cell";
4808
4809        /**
4810         * Constant for use in AIRPLANE_MODE_RADIOS to specify NFC radio.
4811         */
4812        public static final String RADIO_NFC = "nfc";
4813
4814        /**
4815         * A comma separated list of radios that need to be disabled when airplane mode
4816         * is on. This overrides WIFI_ON and BLUETOOTH_ON, if Wi-Fi and bluetooth are
4817         * included in the comma separated list.
4818         */
4819        public static final String AIRPLANE_MODE_RADIOS = "airplane_mode_radios";
4820
4821        /**
4822         * A comma separated list of radios that should to be disabled when airplane mode
4823         * is on, but can be manually reenabled by the user.  For example, if RADIO_WIFI is
4824         * added to both AIRPLANE_MODE_RADIOS and AIRPLANE_MODE_TOGGLEABLE_RADIOS, then Wifi
4825         * will be turned off when entering airplane mode, but the user will be able to reenable
4826         * Wifi in the Settings app.
4827         *
4828         * {@hide}
4829         */
4830        public static final String AIRPLANE_MODE_TOGGLEABLE_RADIOS = "airplane_mode_toggleable_radios";
4831
4832        /**
4833         * The policy for deciding when Wi-Fi should go to sleep (which will in
4834         * turn switch to using the mobile data as an Internet connection).
4835         * <p>
4836         * Set to one of {@link #WIFI_SLEEP_POLICY_DEFAULT},
4837         * {@link #WIFI_SLEEP_POLICY_NEVER_WHILE_PLUGGED}, or
4838         * {@link #WIFI_SLEEP_POLICY_NEVER}.
4839         */
4840        public static final String WIFI_SLEEP_POLICY = "wifi_sleep_policy";
4841
4842        /**
4843         * Value for {@link #WIFI_SLEEP_POLICY} to use the default Wi-Fi sleep
4844         * policy, which is to sleep shortly after the turning off
4845         * according to the {@link #STAY_ON_WHILE_PLUGGED_IN} setting.
4846         */
4847        public static final int WIFI_SLEEP_POLICY_DEFAULT = 0;
4848
4849        /**
4850         * Value for {@link #WIFI_SLEEP_POLICY} to use the default policy when
4851         * the device is on battery, and never go to sleep when the device is
4852         * plugged in.
4853         */
4854        public static final int WIFI_SLEEP_POLICY_NEVER_WHILE_PLUGGED = 1;
4855
4856        /**
4857         * Value for {@link #WIFI_SLEEP_POLICY} to never go to sleep.
4858         */
4859        public static final int WIFI_SLEEP_POLICY_NEVER = 2;
4860
4861        /**
4862         * Value to specify if the user prefers the date, time and time zone
4863         * to be automatically fetched from the network (NITZ). 1=yes, 0=no
4864         */
4865        public static final String AUTO_TIME = "auto_time";
4866
4867        /**
4868         * Value to specify if the user prefers the time zone
4869         * to be automatically fetched from the network (NITZ). 1=yes, 0=no
4870         */
4871        public static final String AUTO_TIME_ZONE = "auto_time_zone";
4872
4873        /**
4874         * URI for the car dock "in" event sound.
4875         * @hide
4876         */
4877        public static final String CAR_DOCK_SOUND = "car_dock_sound";
4878
4879        /**
4880         * URI for the car dock "out" event sound.
4881         * @hide
4882         */
4883        public static final String CAR_UNDOCK_SOUND = "car_undock_sound";
4884
4885        /**
4886         * URI for the desk dock "in" event sound.
4887         * @hide
4888         */
4889        public static final String DESK_DOCK_SOUND = "desk_dock_sound";
4890
4891        /**
4892         * URI for the desk dock "out" event sound.
4893         * @hide
4894         */
4895        public static final String DESK_UNDOCK_SOUND = "desk_undock_sound";
4896
4897        /**
4898         * Whether to play a sound for dock events.
4899         * @hide
4900         */
4901        public static final String DOCK_SOUNDS_ENABLED = "dock_sounds_enabled";
4902
4903        /**
4904         * URI for the "device locked" (keyguard shown) sound.
4905         * @hide
4906         */
4907        public static final String LOCK_SOUND = "lock_sound";
4908
4909        /**
4910         * URI for the "device unlocked" sound.
4911         * @hide
4912         */
4913        public static final String UNLOCK_SOUND = "unlock_sound";
4914
4915        /**
4916         * URI for the low battery sound file.
4917         * @hide
4918         */
4919        public static final String LOW_BATTERY_SOUND = "low_battery_sound";
4920
4921        /**
4922         * Whether to play a sound for low-battery alerts.
4923         * @hide
4924         */
4925        public static final String POWER_SOUNDS_ENABLED = "power_sounds_enabled";
4926
4927        /**
4928         * URI for the "wireless charging started" sound.
4929         * @hide
4930         */
4931        public static final String WIRELESS_CHARGING_STARTED_SOUND =
4932                "wireless_charging_started_sound";
4933
4934        /**
4935         * Whether we keep the device on while the device is plugged in.
4936         * Supported values are:
4937         * <ul>
4938         * <li>{@code 0} to never stay on while plugged in</li>
4939         * <li>{@link BatteryManager#BATTERY_PLUGGED_AC} to stay on for AC charger</li>
4940         * <li>{@link BatteryManager#BATTERY_PLUGGED_USB} to stay on for USB charger</li>
4941         * <li>{@link BatteryManager#BATTERY_PLUGGED_WIRELESS} to stay on for wireless charger</li>
4942         * </ul>
4943         * These values can be OR-ed together.
4944         */
4945        public static final String STAY_ON_WHILE_PLUGGED_IN = "stay_on_while_plugged_in";
4946
4947        /**
4948         * When the user has enable the option to have a "bug report" command
4949         * in the power menu.
4950         * @hide
4951         */
4952        public static final String BUGREPORT_IN_POWER_MENU = "bugreport_in_power_menu";
4953
4954        /**
4955         * Whether ADB is enabled.
4956         */
4957        public static final String ADB_ENABLED = "adb_enabled";
4958
4959        /**
4960         * Whether assisted GPS should be enabled or not.
4961         * @hide
4962         */
4963        public static final String ASSISTED_GPS_ENABLED = "assisted_gps_enabled";
4964
4965        /**
4966         * Whether bluetooth is enabled/disabled
4967         * 0=disabled. 1=enabled.
4968         */
4969        public static final String BLUETOOTH_ON = "bluetooth_on";
4970
4971        /**
4972         * CDMA Cell Broadcast SMS
4973         *                            0 = CDMA Cell Broadcast SMS disabled
4974         *                            1 = CDMA Cell Broadcast SMS enabled
4975         * @hide
4976         */
4977        public static final String CDMA_CELL_BROADCAST_SMS =
4978                "cdma_cell_broadcast_sms";
4979
4980        /**
4981         * The CDMA roaming mode 0 = Home Networks, CDMA default
4982         *                       1 = Roaming on Affiliated networks
4983         *                       2 = Roaming on any networks
4984         * @hide
4985         */
4986        public static final String CDMA_ROAMING_MODE = "roaming_settings";
4987
4988        /**
4989         * The CDMA subscription mode 0 = RUIM/SIM (default)
4990         *                                1 = NV
4991         * @hide
4992         */
4993        public static final String CDMA_SUBSCRIPTION_MODE = "subscription_mode";
4994
4995        /** Inactivity timeout to track mobile data activity.
4996        *
4997        * If set to a positive integer, it indicates the inactivity timeout value in seconds to
4998        * infer the data activity of mobile network. After a period of no activity on mobile
4999        * networks with length specified by the timeout, an {@code ACTION_DATA_ACTIVITY_CHANGE}
5000        * intent is fired to indicate a transition of network status from "active" to "idle". Any
5001        * subsequent activity on mobile networks triggers the firing of {@code
5002        * ACTION_DATA_ACTIVITY_CHANGE} intent indicating transition from "idle" to "active".
5003        *
5004        * Network activity refers to transmitting or receiving data on the network interfaces.
5005        *
5006        * Tracking is disabled if set to zero or negative value.
5007        *
5008        * @hide
5009        */
5010       public static final String DATA_ACTIVITY_TIMEOUT_MOBILE = "data_activity_timeout_mobile";
5011
5012       /** Timeout to tracking Wifi data activity. Same as {@code DATA_ACTIVITY_TIMEOUT_MOBILE}
5013        * but for Wifi network.
5014        * @hide
5015        */
5016       public static final String DATA_ACTIVITY_TIMEOUT_WIFI = "data_activity_timeout_wifi";
5017
5018       /**
5019        * Whether or not data roaming is enabled. (0 = false, 1 = true)
5020        */
5021       public static final String DATA_ROAMING = "data_roaming";
5022
5023       /**
5024        * The value passed to a Mobile DataConnection via bringUp which defines the
5025        * number of retries to preform when setting up the initial connection. The default
5026        * value defined in DataConnectionTrackerBase#DEFAULT_MDC_INITIAL_RETRY is currently 1.
5027        * @hide
5028        */
5029       public static final String MDC_INITIAL_MAX_RETRY = "mdc_initial_max_retry";
5030
5031       /**
5032        * Whether user has enabled development settings.
5033        */
5034       public static final String DEVELOPMENT_SETTINGS_ENABLED = "development_settings_enabled";
5035
5036       /**
5037        * Whether the device has been provisioned (0 = false, 1 = true)
5038        */
5039       public static final String DEVICE_PROVISIONED = "device_provisioned";
5040
5041       /**
5042        * The saved value for WindowManagerService.setForcedDisplayDensity().
5043        * One integer in dpi.  If unset, then use the real display density.
5044        * @hide
5045        */
5046       public static final String DISPLAY_DENSITY_FORCED = "display_density_forced";
5047
5048       /**
5049        * The saved value for WindowManagerService.setForcedDisplaySize().
5050        * Two integers separated by a comma.  If unset, then use the real display size.
5051        * @hide
5052        */
5053       public static final String DISPLAY_SIZE_FORCED = "display_size_forced";
5054
5055       /**
5056        * The maximum size, in bytes, of a download that the download manager will transfer over
5057        * a non-wifi connection.
5058        * @hide
5059        */
5060       public static final String DOWNLOAD_MAX_BYTES_OVER_MOBILE =
5061               "download_manager_max_bytes_over_mobile";
5062
5063       /**
5064        * The recommended maximum size, in bytes, of a download that the download manager should
5065        * transfer over a non-wifi connection. Over this size, the use will be warned, but will
5066        * have the option to start the download over the mobile connection anyway.
5067        * @hide
5068        */
5069       public static final String DOWNLOAD_RECOMMENDED_MAX_BYTES_OVER_MOBILE =
5070               "download_manager_recommended_max_bytes_over_mobile";
5071
5072       /**
5073        * @deprecated Use {@link android.provider.Settings.Secure#INSTALL_NON_MARKET_APPS} instead
5074        */
5075       @Deprecated
5076       public static final String INSTALL_NON_MARKET_APPS = Secure.INSTALL_NON_MARKET_APPS;
5077
5078       /**
5079        * Whether mobile data connections are allowed by the user.  See
5080        * ConnectivityManager for more info.
5081        * @hide
5082        */
5083       public static final String MOBILE_DATA = "mobile_data";
5084
5085       /** {@hide} */
5086       public static final String NETSTATS_ENABLED = "netstats_enabled";
5087       /** {@hide} */
5088       public static final String NETSTATS_POLL_INTERVAL = "netstats_poll_interval";
5089       /** {@hide} */
5090       public static final String NETSTATS_TIME_CACHE_MAX_AGE = "netstats_time_cache_max_age";
5091       /** {@hide} */
5092       public static final String NETSTATS_GLOBAL_ALERT_BYTES = "netstats_global_alert_bytes";
5093       /** {@hide} */
5094       public static final String NETSTATS_SAMPLE_ENABLED = "netstats_sample_enabled";
5095       /** {@hide} */
5096       public static final String NETSTATS_REPORT_XT_OVER_DEV = "netstats_report_xt_over_dev";
5097
5098       /** {@hide} */
5099       public static final String NETSTATS_DEV_BUCKET_DURATION = "netstats_dev_bucket_duration";
5100       /** {@hide} */
5101       public static final String NETSTATS_DEV_PERSIST_BYTES = "netstats_dev_persist_bytes";
5102       /** {@hide} */
5103       public static final String NETSTATS_DEV_ROTATE_AGE = "netstats_dev_rotate_age";
5104       /** {@hide} */
5105       public static final String NETSTATS_DEV_DELETE_AGE = "netstats_dev_delete_age";
5106
5107       /** {@hide} */
5108       public static final String NETSTATS_UID_BUCKET_DURATION = "netstats_uid_bucket_duration";
5109       /** {@hide} */
5110       public static final String NETSTATS_UID_PERSIST_BYTES = "netstats_uid_persist_bytes";
5111       /** {@hide} */
5112       public static final String NETSTATS_UID_ROTATE_AGE = "netstats_uid_rotate_age";
5113       /** {@hide} */
5114       public static final String NETSTATS_UID_DELETE_AGE = "netstats_uid_delete_age";
5115
5116       /** {@hide} */
5117       public static final String NETSTATS_UID_TAG_BUCKET_DURATION = "netstats_uid_tag_bucket_duration";
5118       /** {@hide} */
5119       public static final String NETSTATS_UID_TAG_PERSIST_BYTES = "netstats_uid_tag_persist_bytes";
5120       /** {@hide} */
5121       public static final String NETSTATS_UID_TAG_ROTATE_AGE = "netstats_uid_tag_rotate_age";
5122       /** {@hide} */
5123       public static final String NETSTATS_UID_TAG_DELETE_AGE = "netstats_uid_tag_delete_age";
5124
5125       /**
5126        * User preference for which network(s) should be used. Only the
5127        * connectivity service should touch this.
5128        */
5129       public static final String NETWORK_PREFERENCE = "network_preference";
5130
5131       /**
5132        * Which package name to use for network scoring. If null, or if the package is not a valid
5133        * scorer app, external network scores will neither be requested nor accepted.
5134        * @hide
5135        */
5136       public static final String NETWORK_SCORER_APP = "network_scorer_app";
5137
5138       /**
5139        * If the NITZ_UPDATE_DIFF time is exceeded then an automatic adjustment
5140        * to SystemClock will be allowed even if NITZ_UPDATE_SPACING has not been
5141        * exceeded.
5142        * @hide
5143        */
5144       public static final String NITZ_UPDATE_DIFF = "nitz_update_diff";
5145
5146       /**
5147        * The length of time in milli-seconds that automatic small adjustments to
5148        * SystemClock are ignored if NITZ_UPDATE_DIFF is not exceeded.
5149        * @hide
5150        */
5151       public static final String NITZ_UPDATE_SPACING = "nitz_update_spacing";
5152
5153       /** Preferred NTP server. {@hide} */
5154       public static final String NTP_SERVER = "ntp_server";
5155       /** Timeout in milliseconds to wait for NTP server. {@hide} */
5156       public static final String NTP_TIMEOUT = "ntp_timeout";
5157
5158       /**
5159        * Whether the package manager should send package verification broadcasts for verifiers to
5160        * review apps prior to installation.
5161        * 1 = request apps to be verified prior to installation, if a verifier exists.
5162        * 0 = do not verify apps before installation
5163        * @hide
5164        */
5165       public static final String PACKAGE_VERIFIER_ENABLE = "package_verifier_enable";
5166
5167       /** Timeout for package verification.
5168        * @hide */
5169       public static final String PACKAGE_VERIFIER_TIMEOUT = "verifier_timeout";
5170
5171       /** Default response code for package verification.
5172        * @hide */
5173       public static final String PACKAGE_VERIFIER_DEFAULT_RESPONSE = "verifier_default_response";
5174
5175       /**
5176        * Show package verification setting in the Settings app.
5177        * 1 = show (default)
5178        * 0 = hide
5179        * @hide
5180        */
5181       public static final String PACKAGE_VERIFIER_SETTING_VISIBLE = "verifier_setting_visible";
5182
5183       /**
5184        * Run package verificaiton on apps installed through ADB/ADT/USB
5185        * 1 = perform package verification on ADB installs (default)
5186        * 0 = bypass package verification on ADB installs
5187        * @hide
5188        */
5189       public static final String PACKAGE_VERIFIER_INCLUDE_ADB = "verifier_verify_adb_installs";
5190
5191       /**
5192        * The interval in milliseconds at which to check packet counts on the
5193        * mobile data interface when screen is on, to detect possible data
5194        * connection problems.
5195        * @hide
5196        */
5197       public static final String PDP_WATCHDOG_POLL_INTERVAL_MS =
5198               "pdp_watchdog_poll_interval_ms";
5199
5200       /**
5201        * The interval in milliseconds at which to check packet counts on the
5202        * mobile data interface when screen is off, to detect possible data
5203        * connection problems.
5204        * @hide
5205        */
5206       public static final String PDP_WATCHDOG_LONG_POLL_INTERVAL_MS =
5207               "pdp_watchdog_long_poll_interval_ms";
5208
5209       /**
5210        * The interval in milliseconds at which to check packet counts on the
5211        * mobile data interface after {@link #PDP_WATCHDOG_TRIGGER_PACKET_COUNT}
5212        * outgoing packets has been reached without incoming packets.
5213        * @hide
5214        */
5215       public static final String PDP_WATCHDOG_ERROR_POLL_INTERVAL_MS =
5216               "pdp_watchdog_error_poll_interval_ms";
5217
5218       /**
5219        * The number of outgoing packets sent without seeing an incoming packet
5220        * that triggers a countdown (of {@link #PDP_WATCHDOG_ERROR_POLL_COUNT}
5221        * device is logged to the event log
5222        * @hide
5223        */
5224       public static final String PDP_WATCHDOG_TRIGGER_PACKET_COUNT =
5225               "pdp_watchdog_trigger_packet_count";
5226
5227       /**
5228        * The number of polls to perform (at {@link #PDP_WATCHDOG_ERROR_POLL_INTERVAL_MS})
5229        * after hitting {@link #PDP_WATCHDOG_TRIGGER_PACKET_COUNT} before
5230        * attempting data connection recovery.
5231        * @hide
5232        */
5233       public static final String PDP_WATCHDOG_ERROR_POLL_COUNT =
5234               "pdp_watchdog_error_poll_count";
5235
5236       /**
5237        * The number of failed PDP reset attempts before moving to something more
5238        * drastic: re-registering to the network.
5239        * @hide
5240        */
5241       public static final String PDP_WATCHDOG_MAX_PDP_RESET_FAIL_COUNT =
5242               "pdp_watchdog_max_pdp_reset_fail_count";
5243
5244       /**
5245        * A positive value indicates how often the SamplingProfiler
5246        * should take snapshots. Zero value means SamplingProfiler
5247        * is disabled.
5248        *
5249        * @hide
5250        */
5251       public static final String SAMPLING_PROFILER_MS = "sampling_profiler_ms";
5252
5253       /**
5254        * URL to open browser on to allow user to manage a prepay account
5255        * @hide
5256        */
5257       public static final String SETUP_PREPAID_DATA_SERVICE_URL =
5258               "setup_prepaid_data_service_url";
5259
5260       /**
5261        * URL to attempt a GET on to see if this is a prepay device
5262        * @hide
5263        */
5264       public static final String SETUP_PREPAID_DETECTION_TARGET_URL =
5265               "setup_prepaid_detection_target_url";
5266
5267       /**
5268        * Host to check for a redirect to after an attempt to GET
5269        * SETUP_PREPAID_DETECTION_TARGET_URL. (If we redirected there,
5270        * this is a prepaid device with zero balance.)
5271        * @hide
5272        */
5273       public static final String SETUP_PREPAID_DETECTION_REDIR_HOST =
5274               "setup_prepaid_detection_redir_host";
5275
5276       /**
5277        * The interval in milliseconds at which to check the number of SMS sent out without asking
5278        * for use permit, to limit the un-authorized SMS usage.
5279        *
5280        * @hide
5281        */
5282       public static final String SMS_OUTGOING_CHECK_INTERVAL_MS =
5283               "sms_outgoing_check_interval_ms";
5284
5285       /**
5286        * The number of outgoing SMS sent without asking for user permit (of {@link
5287        * #SMS_OUTGOING_CHECK_INTERVAL_MS}
5288        *
5289        * @hide
5290        */
5291       public static final String SMS_OUTGOING_CHECK_MAX_COUNT =
5292               "sms_outgoing_check_max_count";
5293
5294       /**
5295        * Used to disable SMS short code confirmation - defaults to true.
5296        * True indcates we will do the check, etc.  Set to false to disable.
5297        * @see com.android.internal.telephony.SmsUsageMonitor
5298        * @hide
5299        */
5300       public static final String SMS_SHORT_CODE_CONFIRMATION = "sms_short_code_confirmation";
5301
5302        /**
5303         * Used to select which country we use to determine premium sms codes.
5304         * One of com.android.internal.telephony.SMSDispatcher.PREMIUM_RULE_USE_SIM,
5305         * com.android.internal.telephony.SMSDispatcher.PREMIUM_RULE_USE_NETWORK,
5306         * or com.android.internal.telephony.SMSDispatcher.PREMIUM_RULE_USE_BOTH.
5307         * @hide
5308         */
5309        public static final String SMS_SHORT_CODE_RULE = "sms_short_code_rule";
5310
5311       /**
5312        * Used to select TCP's default initial receiver window size in segments - defaults to a build config value
5313        * @hide
5314        */
5315       public static final String TCP_DEFAULT_INIT_RWND = "tcp_default_init_rwnd";
5316
5317       /**
5318        * Used to disable Tethering on a device - defaults to true
5319        * @hide
5320        */
5321       public static final String TETHER_SUPPORTED = "tether_supported";
5322
5323       /**
5324        * Used to require DUN APN on the device or not - defaults to a build config value
5325        * which defaults to false
5326        * @hide
5327        */
5328       public static final String TETHER_DUN_REQUIRED = "tether_dun_required";
5329
5330       /**
5331        * Used to hold a gservices-provisioned apn value for DUN.  If set, or the
5332        * corresponding build config values are set it will override the APN DB
5333        * values.
5334        * Consists of a comma seperated list of strings:
5335        * "name,apn,proxy,port,username,password,server,mmsc,mmsproxy,mmsport,mcc,mnc,auth,type"
5336        * note that empty fields can be ommitted: "name,apn,,,,,,,,,310,260,,DUN"
5337        * @hide
5338        */
5339       public static final String TETHER_DUN_APN = "tether_dun_apn";
5340
5341       /**
5342        * USB Mass Storage Enabled
5343        */
5344       public static final String USB_MASS_STORAGE_ENABLED = "usb_mass_storage_enabled";
5345
5346       /**
5347        * If this setting is set (to anything), then all references
5348        * to Gmail on the device must change to Google Mail.
5349        */
5350       public static final String USE_GOOGLE_MAIL = "use_google_mail";
5351
5352        /**
5353         * Webview Data reduction proxy key.
5354         * @hide
5355         */
5356        public static final String WEBVIEW_DATA_REDUCTION_PROXY_KEY =
5357                "webview_data_reduction_proxy_key";
5358
5359       /**
5360        * Whether Wifi display is enabled/disabled
5361        * 0=disabled. 1=enabled.
5362        * @hide
5363        */
5364       public static final String WIFI_DISPLAY_ON = "wifi_display_on";
5365
5366       /**
5367        * Whether Wifi display certification mode is enabled/disabled
5368        * 0=disabled. 1=enabled.
5369        * @hide
5370        */
5371       public static final String WIFI_DISPLAY_CERTIFICATION_ON =
5372               "wifi_display_certification_on";
5373
5374       /**
5375        * WPS Configuration method used by Wifi display, this setting only
5376        * takes effect when WIFI_DISPLAY_CERTIFICATION_ON is 1 (enabled).
5377        *
5378        * Possible values are:
5379        *
5380        * WpsInfo.INVALID: use default WPS method chosen by framework
5381        * WpsInfo.PBC    : use Push button
5382        * WpsInfo.KEYPAD : use Keypad
5383        * WpsInfo.DISPLAY: use Display
5384        * @hide
5385        */
5386       public static final String WIFI_DISPLAY_WPS_CONFIG =
5387           "wifi_display_wps_config";
5388
5389       /**
5390        * Whether to notify the user of open networks.
5391        * <p>
5392        * If not connected and the scan results have an open network, we will
5393        * put this notification up. If we attempt to connect to a network or
5394        * the open network(s) disappear, we remove the notification. When we
5395        * show the notification, we will not show it again for
5396        * {@link android.provider.Settings.Secure#WIFI_NETWORKS_AVAILABLE_REPEAT_DELAY} time.
5397        */
5398       public static final String WIFI_NETWORKS_AVAILABLE_NOTIFICATION_ON =
5399               "wifi_networks_available_notification_on";
5400       /**
5401        * {@hide}
5402        */
5403       public static final String WIMAX_NETWORKS_AVAILABLE_NOTIFICATION_ON =
5404               "wimax_networks_available_notification_on";
5405
5406       /**
5407        * Delay (in seconds) before repeating the Wi-Fi networks available notification.
5408        * Connecting to a network will reset the timer.
5409        */
5410       public static final String WIFI_NETWORKS_AVAILABLE_REPEAT_DELAY =
5411               "wifi_networks_available_repeat_delay";
5412
5413       /**
5414        * 802.11 country code in ISO 3166 format
5415        * @hide
5416        */
5417       public static final String WIFI_COUNTRY_CODE = "wifi_country_code";
5418
5419       /**
5420        * The interval in milliseconds to issue wake up scans when wifi needs
5421        * to connect. This is necessary to connect to an access point when
5422        * device is on the move and the screen is off.
5423        * @hide
5424        */
5425       public static final String WIFI_FRAMEWORK_SCAN_INTERVAL_MS =
5426               "wifi_framework_scan_interval_ms";
5427
5428       /**
5429        * The interval in milliseconds after which Wi-Fi is considered idle.
5430        * When idle, it is possible for the device to be switched from Wi-Fi to
5431        * the mobile data network.
5432        * @hide
5433        */
5434       public static final String WIFI_IDLE_MS = "wifi_idle_ms";
5435
5436       /**
5437        * When the number of open networks exceeds this number, the
5438        * least-recently-used excess networks will be removed.
5439        */
5440       public static final String WIFI_NUM_OPEN_NETWORKS_KEPT = "wifi_num_open_networks_kept";
5441
5442       /**
5443        * Whether the Wi-Fi should be on.  Only the Wi-Fi service should touch this.
5444        */
5445       public static final String WIFI_ON = "wifi_on";
5446
5447       /**
5448        * Setting to allow scans to be enabled even wifi is turned off for connectivity.
5449        * @hide
5450        */
5451       public static final String WIFI_SCAN_ALWAYS_AVAILABLE =
5452                "wifi_scan_always_enabled";
5453
5454       /**
5455        * Used to save the Wifi_ON state prior to tethering.
5456        * This state will be checked to restore Wifi after
5457        * the user turns off tethering.
5458        *
5459        * @hide
5460        */
5461       public static final String WIFI_SAVED_STATE = "wifi_saved_state";
5462
5463       /**
5464        * The interval in milliseconds to scan as used by the wifi supplicant
5465        * @hide
5466        */
5467       public static final String WIFI_SUPPLICANT_SCAN_INTERVAL_MS =
5468               "wifi_supplicant_scan_interval_ms";
5469
5470        /**
5471         * whether frameworks handles wifi auto-join
5472         * @hide
5473         */
5474       public static final String WIFI_ENHANCED_AUTO_JOIN =
5475                "wifi_enhanced_auto_join";
5476
5477        /**
5478         * whether settings show RSSI
5479         * @hide
5480         */
5481        public static final String WIFI_NETWORK_SHOW_RSSI =
5482                "wifi_network_show_rssi";
5483
5484        /**
5485        * The interval in milliseconds to scan at supplicant when p2p is connected
5486        * @hide
5487        */
5488       public static final String WIFI_SCAN_INTERVAL_WHEN_P2P_CONNECTED_MS =
5489               "wifi_scan_interval_p2p_connected_ms";
5490
5491       /**
5492        * Whether the Wi-Fi watchdog is enabled.
5493        */
5494       public static final String WIFI_WATCHDOG_ON = "wifi_watchdog_on";
5495
5496       /**
5497        * Setting to turn off poor network avoidance on Wi-Fi. Feature is enabled by default and
5498        * the setting needs to be set to 0 to disable it.
5499        * @hide
5500        */
5501       public static final String WIFI_WATCHDOG_POOR_NETWORK_TEST_ENABLED =
5502               "wifi_watchdog_poor_network_test_enabled";
5503
5504       /**
5505        * Setting to turn on suspend optimizations at screen off on Wi-Fi. Enabled by default and
5506        * needs to be set to 0 to disable it.
5507        * @hide
5508        */
5509       public static final String WIFI_SUSPEND_OPTIMIZATIONS_ENABLED =
5510               "wifi_suspend_optimizations_enabled";
5511
5512       /**
5513        * The maximum number of times we will retry a connection to an access
5514        * point for which we have failed in acquiring an IP address from DHCP.
5515        * A value of N means that we will make N+1 connection attempts in all.
5516        */
5517       public static final String WIFI_MAX_DHCP_RETRY_COUNT = "wifi_max_dhcp_retry_count";
5518
5519       /**
5520        * Maximum amount of time in milliseconds to hold a wakelock while waiting for mobile
5521        * data connectivity to be established after a disconnect from Wi-Fi.
5522        */
5523       public static final String WIFI_MOBILE_DATA_TRANSITION_WAKELOCK_TIMEOUT_MS =
5524           "wifi_mobile_data_transition_wakelock_timeout_ms";
5525
5526       /**
5527        * The operational wifi frequency band
5528        * Set to one of {@link WifiManager#WIFI_FREQUENCY_BAND_AUTO},
5529        * {@link WifiManager#WIFI_FREQUENCY_BAND_5GHZ} or
5530        * {@link WifiManager#WIFI_FREQUENCY_BAND_2GHZ}
5531        *
5532        * @hide
5533        */
5534       public static final String WIFI_FREQUENCY_BAND = "wifi_frequency_band";
5535
5536       /**
5537        * The Wi-Fi peer-to-peer device name
5538        * @hide
5539        */
5540       public static final String WIFI_P2P_DEVICE_NAME = "wifi_p2p_device_name";
5541
5542       /**
5543        * The min time between wifi disable and wifi enable
5544        * @hide
5545        */
5546       public static final String WIFI_REENABLE_DELAY_MS = "wifi_reenable_delay";
5547
5548       /**
5549        * The number of milliseconds to delay when checking for data stalls during
5550        * non-aggressive detection. (screen is turned off.)
5551        * @hide
5552        */
5553       public static final String DATA_STALL_ALARM_NON_AGGRESSIVE_DELAY_IN_MS =
5554               "data_stall_alarm_non_aggressive_delay_in_ms";
5555
5556       /**
5557        * The number of milliseconds to delay when checking for data stalls during
5558        * aggressive detection. (screen on or suspected data stall)
5559        * @hide
5560        */
5561       public static final String DATA_STALL_ALARM_AGGRESSIVE_DELAY_IN_MS =
5562               "data_stall_alarm_aggressive_delay_in_ms";
5563
5564       /**
5565        * The number of milliseconds to allow the provisioning apn to remain active
5566        * @hide
5567        */
5568       public static final String PROVISIONING_APN_ALARM_DELAY_IN_MS =
5569               "provisioning_apn_alarm_delay_in_ms";
5570
5571       /**
5572        * The interval in milliseconds at which to check gprs registration
5573        * after the first registration mismatch of gprs and voice service,
5574        * to detect possible data network registration problems.
5575        *
5576        * @hide
5577        */
5578       public static final String GPRS_REGISTER_CHECK_PERIOD_MS =
5579               "gprs_register_check_period_ms";
5580
5581       /**
5582        * Nonzero causes Log.wtf() to crash.
5583        * @hide
5584        */
5585       public static final String WTF_IS_FATAL = "wtf_is_fatal";
5586
5587       /**
5588        * Ringer mode. This is used internally, changing this value will not
5589        * change the ringer mode. See AudioManager.
5590        */
5591       public static final String MODE_RINGER = "mode_ringer";
5592
5593       /**
5594        * Overlay display devices setting.
5595        * The associated value is a specially formatted string that describes the
5596        * size and density of simulated secondary display devices.
5597        * <p>
5598        * Format: {width}x{height}/{dpi};...
5599        * </p><p>
5600        * Example:
5601        * <ul>
5602        * <li><code>1280x720/213</code>: make one overlay that is 1280x720 at 213dpi.</li>
5603        * <li><code>1920x1080/320;1280x720/213</code>: make two overlays, the first
5604        * at 1080p and the second at 720p.</li>
5605        * <li>If the value is empty, then no overlay display devices are created.</li>
5606        * </ul></p>
5607        *
5608        * @hide
5609        */
5610       public static final String OVERLAY_DISPLAY_DEVICES = "overlay_display_devices";
5611
5612        /**
5613         * Threshold values for the duration and level of a discharge cycle,
5614         * under which we log discharge cycle info.
5615         *
5616         * @hide
5617         */
5618        public static final String
5619                BATTERY_DISCHARGE_DURATION_THRESHOLD = "battery_discharge_duration_threshold";
5620
5621        /** @hide */
5622        public static final String BATTERY_DISCHARGE_THRESHOLD = "battery_discharge_threshold";
5623
5624        /**
5625         * Flag for allowing ActivityManagerService to send ACTION_APP_ERROR
5626         * intents on application crashes and ANRs. If this is disabled, the
5627         * crash/ANR dialog will never display the "Report" button.
5628         * <p>
5629         * Type: int (0 = disallow, 1 = allow)
5630         *
5631         * @hide
5632         */
5633        public static final String SEND_ACTION_APP_ERROR = "send_action_app_error";
5634
5635        /**
5636         * Maximum age of entries kept by {@link DropBoxManager}.
5637         *
5638         * @hide
5639         */
5640        public static final String DROPBOX_AGE_SECONDS = "dropbox_age_seconds";
5641
5642        /**
5643         * Maximum number of entry files which {@link DropBoxManager} will keep
5644         * around.
5645         *
5646         * @hide
5647         */
5648        public static final String DROPBOX_MAX_FILES = "dropbox_max_files";
5649
5650        /**
5651         * Maximum amount of disk space used by {@link DropBoxManager} no matter
5652         * what.
5653         *
5654         * @hide
5655         */
5656        public static final String DROPBOX_QUOTA_KB = "dropbox_quota_kb";
5657
5658        /**
5659         * Percent of free disk (excluding reserve) which {@link DropBoxManager}
5660         * will use.
5661         *
5662         * @hide
5663         */
5664        public static final String DROPBOX_QUOTA_PERCENT = "dropbox_quota_percent";
5665
5666        /**
5667         * Percent of total disk which {@link DropBoxManager} will never dip
5668         * into.
5669         *
5670         * @hide
5671         */
5672        public static final String DROPBOX_RESERVE_PERCENT = "dropbox_reserve_percent";
5673
5674        /**
5675         * Prefix for per-tag dropbox disable/enable settings.
5676         *
5677         * @hide
5678         */
5679        public static final String DROPBOX_TAG_PREFIX = "dropbox:";
5680
5681        /**
5682         * Lines of logcat to include with system crash/ANR/etc. reports, as a
5683         * prefix of the dropbox tag of the report type. For example,
5684         * "logcat_for_system_server_anr" controls the lines of logcat captured
5685         * with system server ANR reports. 0 to disable.
5686         *
5687         * @hide
5688         */
5689        public static final String ERROR_LOGCAT_PREFIX = "logcat_for_";
5690
5691        /**
5692         * The interval in minutes after which the amount of free storage left
5693         * on the device is logged to the event log
5694         *
5695         * @hide
5696         */
5697        public static final String SYS_FREE_STORAGE_LOG_INTERVAL = "sys_free_storage_log_interval";
5698
5699        /**
5700         * Threshold for the amount of change in disk free space required to
5701         * report the amount of free space. Used to prevent spamming the logs
5702         * when the disk free space isn't changing frequently.
5703         *
5704         * @hide
5705         */
5706        public static final String
5707                DISK_FREE_CHANGE_REPORTING_THRESHOLD = "disk_free_change_reporting_threshold";
5708
5709        /**
5710         * Minimum percentage of free storage on the device that is used to
5711         * determine if the device is running low on storage. The default is 10.
5712         * <p>
5713         * Say this value is set to 10, the device is considered running low on
5714         * storage if 90% or more of the device storage is filled up.
5715         *
5716         * @hide
5717         */
5718        public static final String
5719                SYS_STORAGE_THRESHOLD_PERCENTAGE = "sys_storage_threshold_percentage";
5720
5721        /**
5722         * Maximum byte size of the low storage threshold. This is to ensure
5723         * that {@link #SYS_STORAGE_THRESHOLD_PERCENTAGE} does not result in an
5724         * overly large threshold for large storage devices. Currently this must
5725         * be less than 2GB. This default is 500MB.
5726         *
5727         * @hide
5728         */
5729        public static final String
5730                SYS_STORAGE_THRESHOLD_MAX_BYTES = "sys_storage_threshold_max_bytes";
5731
5732        /**
5733         * Minimum bytes of free storage on the device before the data partition
5734         * is considered full. By default, 1 MB is reserved to avoid system-wide
5735         * SQLite disk full exceptions.
5736         *
5737         * @hide
5738         */
5739        public static final String
5740                SYS_STORAGE_FULL_THRESHOLD_BYTES = "sys_storage_full_threshold_bytes";
5741
5742        /**
5743         * The maximum reconnect delay for short network outages or when the
5744         * network is suspended due to phone use.
5745         *
5746         * @hide
5747         */
5748        public static final String
5749                SYNC_MAX_RETRY_DELAY_IN_SECONDS = "sync_max_retry_delay_in_seconds";
5750
5751        /**
5752         * The number of milliseconds to delay before sending out
5753         * {@link ConnectivityManager#CONNECTIVITY_ACTION} broadcasts.
5754         *
5755         * @hide
5756         */
5757        public static final String CONNECTIVITY_CHANGE_DELAY = "connectivity_change_delay";
5758
5759
5760        /**
5761         * Network sampling interval, in seconds. We'll generate link information
5762         * about bytes/packets sent and error rates based on data sampled in this interval
5763         *
5764         * @hide
5765         */
5766
5767        public static final String CONNECTIVITY_SAMPLING_INTERVAL_IN_SECONDS =
5768                "connectivity_sampling_interval_in_seconds";
5769
5770        /**
5771         * The series of successively longer delays used in retrying to download PAC file.
5772         * Last delay is used between successful PAC downloads.
5773         *
5774         * @hide
5775         */
5776        public static final String PAC_CHANGE_DELAY = "pac_change_delay";
5777
5778        /**
5779         * Setting to turn off captive portal detection. Feature is enabled by
5780         * default and the setting needs to be set to 0 to disable it.
5781         *
5782         * @hide
5783         */
5784        public static final String
5785                CAPTIVE_PORTAL_DETECTION_ENABLED = "captive_portal_detection_enabled";
5786
5787        /**
5788         * The server used for captive portal detection upon a new conection. A
5789         * 204 response code from the server is used for validation.
5790         *
5791         * @hide
5792         */
5793        public static final String CAPTIVE_PORTAL_SERVER = "captive_portal_server";
5794
5795        /**
5796         * Whether network service discovery is enabled.
5797         *
5798         * @hide
5799         */
5800        public static final String NSD_ON = "nsd_on";
5801
5802        /**
5803         * Let user pick default install location.
5804         *
5805         * @hide
5806         */
5807        public static final String SET_INSTALL_LOCATION = "set_install_location";
5808
5809        /**
5810         * Default install location value.
5811         * 0 = auto, let system decide
5812         * 1 = internal
5813         * 2 = sdcard
5814         * @hide
5815         */
5816        public static final String DEFAULT_INSTALL_LOCATION = "default_install_location";
5817
5818        /**
5819         * ms during which to consume extra events related to Inet connection
5820         * condition after a transtion to fully-connected
5821         *
5822         * @hide
5823         */
5824        public static final String
5825                INET_CONDITION_DEBOUNCE_UP_DELAY = "inet_condition_debounce_up_delay";
5826
5827        /**
5828         * ms during which to consume extra events related to Inet connection
5829         * condtion after a transtion to partly-connected
5830         *
5831         * @hide
5832         */
5833        public static final String
5834                INET_CONDITION_DEBOUNCE_DOWN_DELAY = "inet_condition_debounce_down_delay";
5835
5836        /** {@hide} */
5837        public static final String
5838                READ_EXTERNAL_STORAGE_ENFORCED_DEFAULT = "read_external_storage_enforced_default";
5839
5840        /**
5841         * Host name and port for global http proxy. Uses ':' seperator for
5842         * between host and port.
5843         */
5844        public static final String HTTP_PROXY = "http_proxy";
5845
5846        /**
5847         * Host name for global http proxy. Set via ConnectivityManager.
5848         *
5849         * @hide
5850         */
5851        public static final String GLOBAL_HTTP_PROXY_HOST = "global_http_proxy_host";
5852
5853        /**
5854         * Integer host port for global http proxy. Set via ConnectivityManager.
5855         *
5856         * @hide
5857         */
5858        public static final String GLOBAL_HTTP_PROXY_PORT = "global_http_proxy_port";
5859
5860        /**
5861         * Exclusion list for global proxy. This string contains a list of
5862         * comma-separated domains where the global proxy does not apply.
5863         * Domains should be listed in a comma- separated list. Example of
5864         * acceptable formats: ".domain1.com,my.domain2.com" Use
5865         * ConnectivityManager to set/get.
5866         *
5867         * @hide
5868         */
5869        public static final String
5870                GLOBAL_HTTP_PROXY_EXCLUSION_LIST = "global_http_proxy_exclusion_list";
5871
5872        /**
5873         * The location PAC File for the proxy.
5874         * @hide
5875         */
5876        public static final String
5877                GLOBAL_HTTP_PROXY_PAC = "global_proxy_pac_url";
5878
5879        /**
5880         * Enables the UI setting to allow the user to specify the global HTTP
5881         * proxy and associated exclusion list.
5882         *
5883         * @hide
5884         */
5885        public static final String SET_GLOBAL_HTTP_PROXY = "set_global_http_proxy";
5886
5887        /**
5888         * Setting for default DNS in case nobody suggests one
5889         *
5890         * @hide
5891         */
5892        public static final String DEFAULT_DNS_SERVER = "default_dns_server";
5893
5894        /** {@hide} */
5895        public static final String
5896                BLUETOOTH_HEADSET_PRIORITY_PREFIX = "bluetooth_headset_priority_";
5897        /** {@hide} */
5898        public static final String
5899                BLUETOOTH_A2DP_SINK_PRIORITY_PREFIX = "bluetooth_a2dp_sink_priority_";
5900        /** {@hide} */
5901        public static final String
5902                BLUETOOTH_INPUT_DEVICE_PRIORITY_PREFIX = "bluetooth_input_device_priority_";
5903        /** {@hide} */
5904        public static final String
5905                BLUETOOTH_MAP_PRIORITY_PREFIX = "bluetooth_map_priority_";
5906
5907        /**
5908         * Get the key that retrieves a bluetooth headset's priority.
5909         * @hide
5910         */
5911        public static final String getBluetoothHeadsetPriorityKey(String address) {
5912            return BLUETOOTH_HEADSET_PRIORITY_PREFIX + address.toUpperCase(Locale.ROOT);
5913        }
5914
5915        /**
5916         * Get the key that retrieves a bluetooth a2dp sink's priority.
5917         * @hide
5918         */
5919        public static final String getBluetoothA2dpSinkPriorityKey(String address) {
5920            return BLUETOOTH_A2DP_SINK_PRIORITY_PREFIX + address.toUpperCase(Locale.ROOT);
5921        }
5922
5923        /**
5924         * Get the key that retrieves a bluetooth Input Device's priority.
5925         * @hide
5926         */
5927        public static final String getBluetoothInputDevicePriorityKey(String address) {
5928            return BLUETOOTH_INPUT_DEVICE_PRIORITY_PREFIX + address.toUpperCase(Locale.ROOT);
5929        }
5930
5931        /**
5932         * Get the key that retrieves a bluetooth map priority.
5933         * @hide
5934         */
5935        public static final String getBluetoothMapPriorityKey(String address) {
5936            return BLUETOOTH_MAP_PRIORITY_PREFIX + address.toUpperCase(Locale.ROOT);
5937        }
5938        /**
5939         * Scaling factor for normal window animations. Setting to 0 will
5940         * disable window animations.
5941         */
5942        public static final String WINDOW_ANIMATION_SCALE = "window_animation_scale";
5943
5944        /**
5945         * Scaling factor for activity transition animations. Setting to 0 will
5946         * disable window animations.
5947         */
5948        public static final String TRANSITION_ANIMATION_SCALE = "transition_animation_scale";
5949
5950        /**
5951         * Scaling factor for Animator-based animations. This affects both the
5952         * start delay and duration of all such animations. Setting to 0 will
5953         * cause animations to end immediately. The default value is 1.
5954         */
5955        public static final String ANIMATOR_DURATION_SCALE = "animator_duration_scale";
5956
5957        /**
5958         * Scaling factor for normal window animations. Setting to 0 will
5959         * disable window animations.
5960         *
5961         * @hide
5962         */
5963        public static final String FANCY_IME_ANIMATIONS = "fancy_ime_animations";
5964
5965        /**
5966         * If 0, the compatibility mode is off for all applications.
5967         * If 1, older applications run under compatibility mode.
5968         * TODO: remove this settings before code freeze (bug/1907571)
5969         * @hide
5970         */
5971        public static final String COMPATIBILITY_MODE = "compatibility_mode";
5972
5973        /**
5974         * CDMA only settings
5975         * Emergency Tone  0 = Off
5976         *                 1 = Alert
5977         *                 2 = Vibrate
5978         * @hide
5979         */
5980        public static final String EMERGENCY_TONE = "emergency_tone";
5981
5982        /**
5983         * CDMA only settings
5984         * Whether the auto retry is enabled. The value is
5985         * boolean (1 or 0).
5986         * @hide
5987         */
5988        public static final String CALL_AUTO_RETRY = "call_auto_retry";
5989
5990        /**
5991         * The preferred network mode   7 = Global
5992         *                              6 = EvDo only
5993         *                              5 = CDMA w/o EvDo
5994         *                              4 = CDMA / EvDo auto
5995         *                              3 = GSM / WCDMA auto
5996         *                              2 = WCDMA only
5997         *                              1 = GSM only
5998         *                              0 = GSM / WCDMA preferred
5999         * @hide
6000         */
6001        public static final String PREFERRED_NETWORK_MODE =
6002                "preferred_network_mode";
6003
6004        /**
6005         * Name of an application package to be debugged.
6006         */
6007        public static final String DEBUG_APP = "debug_app";
6008
6009        /**
6010         * If 1, when launching DEBUG_APP it will wait for the debugger before
6011         * starting user code.  If 0, it will run normally.
6012         */
6013        public static final String WAIT_FOR_DEBUGGER = "wait_for_debugger";
6014
6015        /**
6016         * Control whether the process CPU usage meter should be shown.
6017         */
6018        public static final String SHOW_PROCESSES = "show_processes";
6019
6020        /**
6021         * If 1 low power mode is enabled.
6022         * @hide
6023         */
6024        public static final String LOW_POWER_MODE = "low_power";
6025
6026         /**
6027         * If 1, the activity manager will aggressively finish activities and
6028         * processes as soon as they are no longer needed.  If 0, the normal
6029         * extended lifetime is used.
6030         */
6031        public static final String ALWAYS_FINISH_ACTIVITIES =
6032                "always_finish_activities";
6033
6034        /**
6035         * Use Dock audio output for media:
6036         *      0 = disabled
6037         *      1 = enabled
6038         * @hide
6039         */
6040        public static final String DOCK_AUDIO_MEDIA_ENABLED = "dock_audio_media_enabled";
6041
6042        /**
6043         * Persisted safe headphone volume management state by AudioService
6044         * @hide
6045         */
6046        public static final String AUDIO_SAFE_VOLUME_STATE = "audio_safe_volume_state";
6047
6048        /**
6049         * URL for tzinfo (time zone) updates
6050         * @hide
6051         */
6052        public static final String TZINFO_UPDATE_CONTENT_URL = "tzinfo_content_url";
6053
6054        /**
6055         * URL for tzinfo (time zone) update metadata
6056         * @hide
6057         */
6058        public static final String TZINFO_UPDATE_METADATA_URL = "tzinfo_metadata_url";
6059
6060        /**
6061         * URL for selinux (mandatory access control) updates
6062         * @hide
6063         */
6064        public static final String SELINUX_UPDATE_CONTENT_URL = "selinux_content_url";
6065
6066        /**
6067         * URL for selinux (mandatory access control) update metadata
6068         * @hide
6069         */
6070        public static final String SELINUX_UPDATE_METADATA_URL = "selinux_metadata_url";
6071
6072        /**
6073         * URL for sms short code updates
6074         * @hide
6075         */
6076        public static final String SMS_SHORT_CODES_UPDATE_CONTENT_URL =
6077                "sms_short_codes_content_url";
6078
6079        /**
6080         * URL for sms short code update metadata
6081         * @hide
6082         */
6083        public static final String SMS_SHORT_CODES_UPDATE_METADATA_URL =
6084                "sms_short_codes_metadata_url";
6085
6086        /**
6087         * URL for cert pinlist updates
6088         * @hide
6089         */
6090        public static final String CERT_PIN_UPDATE_CONTENT_URL = "cert_pin_content_url";
6091
6092        /**
6093         * URL for cert pinlist updates
6094         * @hide
6095         */
6096        public static final String CERT_PIN_UPDATE_METADATA_URL = "cert_pin_metadata_url";
6097
6098        /**
6099         * URL for intent firewall updates
6100         * @hide
6101         */
6102        public static final String INTENT_FIREWALL_UPDATE_CONTENT_URL =
6103                "intent_firewall_content_url";
6104
6105        /**
6106         * URL for intent firewall update metadata
6107         * @hide
6108         */
6109        public static final String INTENT_FIREWALL_UPDATE_METADATA_URL =
6110                "intent_firewall_metadata_url";
6111
6112        /**
6113         * SELinux enforcement status. If 0, permissive; if 1, enforcing.
6114         * @hide
6115         */
6116        public static final String SELINUX_STATUS = "selinux_status";
6117
6118        /**
6119         * Developer setting to force RTL layout.
6120         * @hide
6121         */
6122        public static final String DEVELOPMENT_FORCE_RTL = "debug.force_rtl";
6123
6124        /**
6125         * Milliseconds after screen-off after which low battery sounds will be silenced.
6126         *
6127         * If zero, battery sounds will always play.
6128         * Defaults to @integer/def_low_battery_sound_timeout in SettingsProvider.
6129         *
6130         * @hide
6131         */
6132        public static final String LOW_BATTERY_SOUND_TIMEOUT = "low_battery_sound_timeout";
6133
6134        /**
6135         * Milliseconds to wait before bouncing Wi-Fi after settings is restored. Note that after
6136         * the caller is done with this, they should call {@link ContentResolver#delete(Uri)} to
6137         * clean up any value that they may have written.
6138         *
6139         * @hide
6140         */
6141        public static final String WIFI_BOUNCE_DELAY_OVERRIDE_MS = "wifi_bounce_delay_override_ms";
6142
6143        /**
6144         * Defines global runtime overrides to window policy.
6145         *
6146         * See {@link com.android.internal.policy.impl.PolicyControl} for value format.
6147         *
6148         * @hide
6149         */
6150        public static final String POLICY_CONTROL = "policy_control";
6151
6152
6153        /**
6154         * This preference enables notification display even over a securely
6155         * locked screen.
6156         * @hide
6157         */
6158        public static final String LOCK_SCREEN_SHOW_NOTIFICATIONS =
6159                "lock_screen_show_notifications";
6160
6161        /**
6162         * Defines global zen mode.  ZEN_MODE_OFF or ZEN_MODE_ON.
6163         *
6164         * @hide
6165         */
6166        public static final String ZEN_MODE = "zen_mode";
6167
6168        /** @hide */ public static final int ZEN_MODE_OFF = 0;
6169        /** @hide */ public static final int ZEN_MODE_ON = 1;
6170
6171        /** @hide */ public static String zenModeToString(int mode) {
6172            if (mode == ZEN_MODE_OFF) return "ZEN_MODE_OFF";
6173            return "ZEN_MODE_ON";
6174        }
6175
6176        /**
6177         * Opaque value, changes when persisted zen mode configuration changes.
6178         *
6179         * @hide
6180         */
6181        public static final String ZEN_MODE_CONFIG_ETAG = "zen_mode_config_etag";
6182
6183        /**
6184         * Defines global heads up toggle.  One of HEADS_UP_OFF, HEADS_UP_ON.
6185         *
6186         * @hide
6187         */
6188        public static final String HEADS_UP_NOTIFICATIONS_ENABLED =
6189                "heads_up_notifications_enabled";
6190
6191        /** @hide */ public static final int HEADS_UP_OFF = 0;
6192        /** @hide */ public static final int HEADS_UP_ON = 1;
6193
6194        /**
6195         * The name of the device
6196         *
6197         * @hide
6198         */
6199        public static final String DEVICE_NAME = "device_name";
6200
6201        /**
6202         * Settings to backup. This is here so that it's in the same place as the settings
6203         * keys and easy to update.
6204         *
6205         * These keys may be mentioned in the SETTINGS_TO_BACKUP arrays in System
6206         * and Secure as well.  This is because those tables drive both backup and
6207         * restore, and restore needs to properly whitelist keys that used to live
6208         * in those namespaces.  The keys will only actually be backed up / restored
6209         * if they are also mentioned in this table (Global.SETTINGS_TO_BACKUP).
6210         *
6211         * NOTE: Settings are backed up and restored in the order they appear
6212         *       in this array. If you have one setting depending on another,
6213         *       make sure that they are ordered appropriately.
6214         *
6215         * @hide
6216         */
6217        public static final String[] SETTINGS_TO_BACKUP = {
6218            BUGREPORT_IN_POWER_MENU,
6219            STAY_ON_WHILE_PLUGGED_IN,
6220            AUTO_TIME,
6221            AUTO_TIME_ZONE,
6222            POWER_SOUNDS_ENABLED,
6223            DOCK_SOUNDS_ENABLED,
6224            USB_MASS_STORAGE_ENABLED,
6225            ENABLE_ACCESSIBILITY_GLOBAL_GESTURE_ENABLED,
6226            WIFI_NETWORKS_AVAILABLE_NOTIFICATION_ON,
6227            WIFI_NETWORKS_AVAILABLE_REPEAT_DELAY,
6228            WIFI_WATCHDOG_POOR_NETWORK_TEST_ENABLED,
6229            WIFI_NUM_OPEN_NETWORKS_KEPT,
6230            EMERGENCY_TONE,
6231            CALL_AUTO_RETRY,
6232            DOCK_AUDIO_MEDIA_ENABLED
6233        };
6234
6235        // Populated lazily, guarded by class object:
6236        private static NameValueCache sNameValueCache = new NameValueCache(
6237                    SYS_PROP_SETTING_VERSION,
6238                    CONTENT_URI,
6239                    CALL_METHOD_GET_GLOBAL,
6240                    CALL_METHOD_PUT_GLOBAL);
6241
6242        // Certain settings have been moved from global to the per-user secure namespace
6243        private static final HashSet<String> MOVED_TO_SECURE;
6244        static {
6245            MOVED_TO_SECURE = new HashSet<String>(1);
6246            MOVED_TO_SECURE.add(Settings.Global.INSTALL_NON_MARKET_APPS);
6247        }
6248
6249        /**
6250         * Look up a name in the database.
6251         * @param resolver to access the database with
6252         * @param name to look up in the table
6253         * @return the corresponding value, or null if not present
6254         */
6255        public static String getString(ContentResolver resolver, String name) {
6256            return getStringForUser(resolver, name, UserHandle.myUserId());
6257        }
6258
6259        /** @hide */
6260        public static String getStringForUser(ContentResolver resolver, String name,
6261                int userHandle) {
6262            if (MOVED_TO_SECURE.contains(name)) {
6263                Log.w(TAG, "Setting " + name + " has moved from android.provider.Settings.Global"
6264                        + " to android.provider.Settings.Secure, returning read-only value.");
6265                return Secure.getStringForUser(resolver, name, userHandle);
6266            }
6267            return sNameValueCache.getStringForUser(resolver, name, userHandle);
6268        }
6269
6270        /**
6271         * Store a name/value pair into the database.
6272         * @param resolver to access the database with
6273         * @param name to store
6274         * @param value to associate with the name
6275         * @return true if the value was set, false on database errors
6276         */
6277        public static boolean putString(ContentResolver resolver,
6278                String name, String value) {
6279            return putStringForUser(resolver, name, value, UserHandle.myUserId());
6280        }
6281
6282        /** @hide */
6283        public static boolean putStringForUser(ContentResolver resolver,
6284                String name, String value, int userHandle) {
6285            if (LOCAL_LOGV) {
6286                Log.v(TAG, "Global.putString(name=" + name + ", value=" + value
6287                        + " for " + userHandle);
6288            }
6289            // Global and Secure have the same access policy so we can forward writes
6290            if (MOVED_TO_SECURE.contains(name)) {
6291                Log.w(TAG, "Setting " + name + " has moved from android.provider.Settings.Global"
6292                        + " to android.provider.Settings.Secure, value is unchanged.");
6293                return Secure.putStringForUser(resolver, name, value, userHandle);
6294            }
6295            return sNameValueCache.putStringForUser(resolver, name, value, userHandle);
6296        }
6297
6298        /**
6299         * Construct the content URI for a particular name/value pair,
6300         * useful for monitoring changes with a ContentObserver.
6301         * @param name to look up in the table
6302         * @return the corresponding content URI, or null if not present
6303         */
6304        public static Uri getUriFor(String name) {
6305            return getUriFor(CONTENT_URI, name);
6306        }
6307
6308        /**
6309         * Convenience function for retrieving a single secure settings value
6310         * as an integer.  Note that internally setting values are always
6311         * stored as strings; this function converts the string to an integer
6312         * for you.  The default value will be returned if the setting is
6313         * not defined or not an integer.
6314         *
6315         * @param cr The ContentResolver to access.
6316         * @param name The name of the setting to retrieve.
6317         * @param def Value to return if the setting is not defined.
6318         *
6319         * @return The setting's current value, or 'def' if it is not defined
6320         * or not a valid integer.
6321         */
6322        public static int getInt(ContentResolver cr, String name, int def) {
6323            String v = getString(cr, name);
6324            try {
6325                return v != null ? Integer.parseInt(v) : def;
6326            } catch (NumberFormatException e) {
6327                return def;
6328            }
6329        }
6330
6331        /**
6332         * Convenience function for retrieving a single secure settings value
6333         * as an integer.  Note that internally setting values are always
6334         * stored as strings; this function converts the string to an integer
6335         * for you.
6336         * <p>
6337         * This version does not take a default value.  If the setting has not
6338         * been set, or the string value is not a number,
6339         * it throws {@link SettingNotFoundException}.
6340         *
6341         * @param cr The ContentResolver to access.
6342         * @param name The name of the setting to retrieve.
6343         *
6344         * @throws SettingNotFoundException Thrown if a setting by the given
6345         * name can't be found or the setting value is not an integer.
6346         *
6347         * @return The setting's current value.
6348         */
6349        public static int getInt(ContentResolver cr, String name)
6350                throws SettingNotFoundException {
6351            String v = getString(cr, name);
6352            try {
6353                return Integer.parseInt(v);
6354            } catch (NumberFormatException e) {
6355                throw new SettingNotFoundException(name);
6356            }
6357        }
6358
6359        /**
6360         * Convenience function for updating a single settings value as an
6361         * integer. This will either create a new entry in the table if the
6362         * given name does not exist, or modify the value of the existing row
6363         * with that name.  Note that internally setting values are always
6364         * stored as strings, so this function converts the given value to a
6365         * string before storing it.
6366         *
6367         * @param cr The ContentResolver to access.
6368         * @param name The name of the setting to modify.
6369         * @param value The new value for the setting.
6370         * @return true if the value was set, false on database errors
6371         */
6372        public static boolean putInt(ContentResolver cr, String name, int value) {
6373            return putString(cr, name, Integer.toString(value));
6374        }
6375
6376        /**
6377         * Convenience function for retrieving a single secure settings value
6378         * as a {@code long}.  Note that internally setting values are always
6379         * stored as strings; this function converts the string to a {@code long}
6380         * for you.  The default value will be returned if the setting is
6381         * not defined or not a {@code long}.
6382         *
6383         * @param cr The ContentResolver to access.
6384         * @param name The name of the setting to retrieve.
6385         * @param def Value to return if the setting is not defined.
6386         *
6387         * @return The setting's current value, or 'def' if it is not defined
6388         * or not a valid {@code long}.
6389         */
6390        public static long getLong(ContentResolver cr, String name, long def) {
6391            String valString = getString(cr, name);
6392            long value;
6393            try {
6394                value = valString != null ? Long.parseLong(valString) : def;
6395            } catch (NumberFormatException e) {
6396                value = def;
6397            }
6398            return value;
6399        }
6400
6401        /**
6402         * Convenience function for retrieving a single secure settings value
6403         * as a {@code long}.  Note that internally setting values are always
6404         * stored as strings; this function converts the string to a {@code long}
6405         * for you.
6406         * <p>
6407         * This version does not take a default value.  If the setting has not
6408         * been set, or the string value is not a number,
6409         * it throws {@link SettingNotFoundException}.
6410         *
6411         * @param cr The ContentResolver to access.
6412         * @param name The name of the setting to retrieve.
6413         *
6414         * @return The setting's current value.
6415         * @throws SettingNotFoundException Thrown if a setting by the given
6416         * name can't be found or the setting value is not an integer.
6417         */
6418        public static long getLong(ContentResolver cr, String name)
6419                throws SettingNotFoundException {
6420            String valString = getString(cr, name);
6421            try {
6422                return Long.parseLong(valString);
6423            } catch (NumberFormatException e) {
6424                throw new SettingNotFoundException(name);
6425            }
6426        }
6427
6428        /**
6429         * Convenience function for updating a secure settings value as a long
6430         * integer. This will either create a new entry in the table if the
6431         * given name does not exist, or modify the value of the existing row
6432         * with that name.  Note that internally setting values are always
6433         * stored as strings, so this function converts the given value to a
6434         * string before storing it.
6435         *
6436         * @param cr The ContentResolver to access.
6437         * @param name The name of the setting to modify.
6438         * @param value The new value for the setting.
6439         * @return true if the value was set, false on database errors
6440         */
6441        public static boolean putLong(ContentResolver cr, String name, long value) {
6442            return putString(cr, name, Long.toString(value));
6443        }
6444
6445        /**
6446         * Convenience function for retrieving a single secure settings value
6447         * as a floating point number.  Note that internally setting values are
6448         * always stored as strings; this function converts the string to an
6449         * float for you. The default value will be returned if the setting
6450         * is not defined or not a valid float.
6451         *
6452         * @param cr The ContentResolver to access.
6453         * @param name The name of the setting to retrieve.
6454         * @param def Value to return if the setting is not defined.
6455         *
6456         * @return The setting's current value, or 'def' if it is not defined
6457         * or not a valid float.
6458         */
6459        public static float getFloat(ContentResolver cr, String name, float def) {
6460            String v = getString(cr, name);
6461            try {
6462                return v != null ? Float.parseFloat(v) : def;
6463            } catch (NumberFormatException e) {
6464                return def;
6465            }
6466        }
6467
6468        /**
6469         * Convenience function for retrieving a single secure settings value
6470         * as a float.  Note that internally setting values are always
6471         * stored as strings; this function converts the string to a float
6472         * for you.
6473         * <p>
6474         * This version does not take a default value.  If the setting has not
6475         * been set, or the string value is not a number,
6476         * it throws {@link SettingNotFoundException}.
6477         *
6478         * @param cr The ContentResolver to access.
6479         * @param name The name of the setting to retrieve.
6480         *
6481         * @throws SettingNotFoundException Thrown if a setting by the given
6482         * name can't be found or the setting value is not a float.
6483         *
6484         * @return The setting's current value.
6485         */
6486        public static float getFloat(ContentResolver cr, String name)
6487                throws SettingNotFoundException {
6488            String v = getString(cr, name);
6489            if (v == null) {
6490                throw new SettingNotFoundException(name);
6491            }
6492            try {
6493                return Float.parseFloat(v);
6494            } catch (NumberFormatException e) {
6495                throw new SettingNotFoundException(name);
6496            }
6497        }
6498
6499        /**
6500         * Convenience function for updating a single settings value as a
6501         * floating point number. This will either create a new entry in the
6502         * table if the given name does not exist, or modify the value of the
6503         * existing row with that name.  Note that internally setting values
6504         * are always stored as strings, so this function converts the given
6505         * value to a string before storing it.
6506         *
6507         * @param cr The ContentResolver to access.
6508         * @param name The name of the setting to modify.
6509         * @param value The new value for the setting.
6510         * @return true if the value was set, false on database errors
6511         */
6512        public static boolean putFloat(ContentResolver cr, String name, float value) {
6513            return putString(cr, name, Float.toString(value));
6514        }
6515    }
6516
6517    /**
6518     * User-defined bookmarks and shortcuts.  The target of each bookmark is an
6519     * Intent URL, allowing it to be either a web page or a particular
6520     * application activity.
6521     *
6522     * @hide
6523     */
6524    public static final class Bookmarks implements BaseColumns
6525    {
6526        private static final String TAG = "Bookmarks";
6527
6528        /**
6529         * The content:// style URL for this table
6530         */
6531        public static final Uri CONTENT_URI =
6532            Uri.parse("content://" + AUTHORITY + "/bookmarks");
6533
6534        /**
6535         * The row ID.
6536         * <p>Type: INTEGER</p>
6537         */
6538        public static final String ID = "_id";
6539
6540        /**
6541         * Descriptive name of the bookmark that can be displayed to the user.
6542         * If this is empty, the title should be resolved at display time (use
6543         * {@link #getTitle(Context, Cursor)} any time you want to display the
6544         * title of a bookmark.)
6545         * <P>
6546         * Type: TEXT
6547         * </P>
6548         */
6549        public static final String TITLE = "title";
6550
6551        /**
6552         * Arbitrary string (displayed to the user) that allows bookmarks to be
6553         * organized into categories.  There are some special names for
6554         * standard folders, which all start with '@'.  The label displayed for
6555         * the folder changes with the locale (via {@link #getLabelForFolder}) but
6556         * the folder name does not change so you can consistently query for
6557         * the folder regardless of the current locale.
6558         *
6559         * <P>Type: TEXT</P>
6560         *
6561         */
6562        public static final String FOLDER = "folder";
6563
6564        /**
6565         * The Intent URL of the bookmark, describing what it points to.  This
6566         * value is given to {@link android.content.Intent#getIntent} to create
6567         * an Intent that can be launched.
6568         * <P>Type: TEXT</P>
6569         */
6570        public static final String INTENT = "intent";
6571
6572        /**
6573         * Optional shortcut character associated with this bookmark.
6574         * <P>Type: INTEGER</P>
6575         */
6576        public static final String SHORTCUT = "shortcut";
6577
6578        /**
6579         * The order in which the bookmark should be displayed
6580         * <P>Type: INTEGER</P>
6581         */
6582        public static final String ORDERING = "ordering";
6583
6584        private static final String[] sIntentProjection = { INTENT };
6585        private static final String[] sShortcutProjection = { ID, SHORTCUT };
6586        private static final String sShortcutSelection = SHORTCUT + "=?";
6587
6588        /**
6589         * Convenience function to retrieve the bookmarked Intent for a
6590         * particular shortcut key.
6591         *
6592         * @param cr The ContentResolver to query.
6593         * @param shortcut The shortcut key.
6594         *
6595         * @return Intent The bookmarked URL, or null if there is no bookmark
6596         *         matching the given shortcut.
6597         */
6598        public static Intent getIntentForShortcut(ContentResolver cr, char shortcut)
6599        {
6600            Intent intent = null;
6601
6602            Cursor c = cr.query(CONTENT_URI,
6603                    sIntentProjection, sShortcutSelection,
6604                    new String[] { String.valueOf((int) shortcut) }, ORDERING);
6605            // Keep trying until we find a valid shortcut
6606            try {
6607                while (intent == null && c.moveToNext()) {
6608                    try {
6609                        String intentURI = c.getString(c.getColumnIndexOrThrow(INTENT));
6610                        intent = Intent.parseUri(intentURI, 0);
6611                    } catch (java.net.URISyntaxException e) {
6612                        // The stored URL is bad...  ignore it.
6613                    } catch (IllegalArgumentException e) {
6614                        // Column not found
6615                        Log.w(TAG, "Intent column not found", e);
6616                    }
6617                }
6618            } finally {
6619                if (c != null) c.close();
6620            }
6621
6622            return intent;
6623        }
6624
6625        /**
6626         * Add a new bookmark to the system.
6627         *
6628         * @param cr The ContentResolver to query.
6629         * @param intent The desired target of the bookmark.
6630         * @param title Bookmark title that is shown to the user; null if none
6631         *            or it should be resolved to the intent's title.
6632         * @param folder Folder in which to place the bookmark; null if none.
6633         * @param shortcut Shortcut that will invoke the bookmark; 0 if none. If
6634         *            this is non-zero and there is an existing bookmark entry
6635         *            with this same shortcut, then that existing shortcut is
6636         *            cleared (the bookmark is not removed).
6637         * @return The unique content URL for the new bookmark entry.
6638         */
6639        public static Uri add(ContentResolver cr,
6640                                           Intent intent,
6641                                           String title,
6642                                           String folder,
6643                                           char shortcut,
6644                                           int ordering)
6645        {
6646            // If a shortcut is supplied, and it is already defined for
6647            // another bookmark, then remove the old definition.
6648            if (shortcut != 0) {
6649                cr.delete(CONTENT_URI, sShortcutSelection,
6650                        new String[] { String.valueOf((int) shortcut) });
6651            }
6652
6653            ContentValues values = new ContentValues();
6654            if (title != null) values.put(TITLE, title);
6655            if (folder != null) values.put(FOLDER, folder);
6656            values.put(INTENT, intent.toUri(0));
6657            if (shortcut != 0) values.put(SHORTCUT, (int) shortcut);
6658            values.put(ORDERING, ordering);
6659            return cr.insert(CONTENT_URI, values);
6660        }
6661
6662        /**
6663         * Return the folder name as it should be displayed to the user.  This
6664         * takes care of localizing special folders.
6665         *
6666         * @param r Resources object for current locale; only need access to
6667         *          system resources.
6668         * @param folder The value found in the {@link #FOLDER} column.
6669         *
6670         * @return CharSequence The label for this folder that should be shown
6671         *         to the user.
6672         */
6673        public static CharSequence getLabelForFolder(Resources r, String folder) {
6674            return folder;
6675        }
6676
6677        /**
6678         * Return the title as it should be displayed to the user. This takes
6679         * care of localizing bookmarks that point to activities.
6680         *
6681         * @param context A context.
6682         * @param cursor A cursor pointing to the row whose title should be
6683         *        returned. The cursor must contain at least the {@link #TITLE}
6684         *        and {@link #INTENT} columns.
6685         * @return A title that is localized and can be displayed to the user,
6686         *         or the empty string if one could not be found.
6687         */
6688        public static CharSequence getTitle(Context context, Cursor cursor) {
6689            int titleColumn = cursor.getColumnIndex(TITLE);
6690            int intentColumn = cursor.getColumnIndex(INTENT);
6691            if (titleColumn == -1 || intentColumn == -1) {
6692                throw new IllegalArgumentException(
6693                        "The cursor must contain the TITLE and INTENT columns.");
6694            }
6695
6696            String title = cursor.getString(titleColumn);
6697            if (!TextUtils.isEmpty(title)) {
6698                return title;
6699            }
6700
6701            String intentUri = cursor.getString(intentColumn);
6702            if (TextUtils.isEmpty(intentUri)) {
6703                return "";
6704            }
6705
6706            Intent intent;
6707            try {
6708                intent = Intent.parseUri(intentUri, 0);
6709            } catch (URISyntaxException e) {
6710                return "";
6711            }
6712
6713            PackageManager packageManager = context.getPackageManager();
6714            ResolveInfo info = packageManager.resolveActivity(intent, 0);
6715            return info != null ? info.loadLabel(packageManager) : "";
6716        }
6717    }
6718
6719    /**
6720     * Returns the device ID that we should use when connecting to the mobile gtalk server.
6721     * This is a string like "android-0x1242", where the hex string is the Android ID obtained
6722     * from the GoogleLoginService.
6723     *
6724     * @param androidId The Android ID for this device.
6725     * @return The device ID that should be used when connecting to the mobile gtalk server.
6726     * @hide
6727     */
6728    public static String getGTalkDeviceId(long androidId) {
6729        return "android-" + Long.toHexString(androidId);
6730    }
6731}
6732