Settings.java revision a83f1e3d230300fc49aea0fb49f9f1f6bf628764
1/*
2 * Copyright (C) 2006 The Android Open Source Project
3 *
4 * Licensed under the Apache License, Version 2.0 (the "License");
5 * you may not use this file except in compliance with the License.
6 * You may obtain a copy of the License at
7 *
8 *      http://www.apache.org/licenses/LICENSE-2.0
9 *
10 * Unless required by applicable law or agreed to in writing, software
11 * distributed under the License is distributed on an "AS IS" BASIS,
12 * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
13 * See the License for the specific language governing permissions and
14 * limitations under the License.
15 */
16
17package android.provider;
18
19import android.annotation.SdkConstant;
20import android.annotation.SdkConstant.SdkConstantType;
21import android.app.SearchManager;
22import android.app.WallpaperManager;
23import android.content.ComponentName;
24import android.content.ContentResolver;
25import android.content.ContentValues;
26import android.content.Context;
27import android.content.IContentProvider;
28import android.content.Intent;
29import android.content.pm.ActivityInfo;
30import android.content.pm.PackageManager;
31import android.content.pm.ResolveInfo;
32import android.content.res.Configuration;
33import android.content.res.Resources;
34import android.database.Cursor;
35import android.database.SQLException;
36import android.location.LocationManager;
37import android.net.ConnectivityManager;
38import android.net.Uri;
39import android.net.wifi.WifiManager;
40import android.os.BatteryManager;
41import android.os.Bundle;
42import android.os.DropBoxManager;
43import android.os.IBinder;
44import android.os.Process;
45import android.os.RemoteException;
46import android.os.ServiceManager;
47import android.os.SystemProperties;
48import android.os.UserHandle;
49import android.os.Build.VERSION_CODES;
50import android.speech.tts.TextToSpeech;
51import android.text.TextUtils;
52import android.util.AndroidException;
53import android.util.Log;
54
55import com.android.internal.widget.ILockSettings;
56
57import java.net.URISyntaxException;
58import java.util.HashMap;
59import java.util.HashSet;
60import java.util.Locale;
61
62/**
63 * The Settings provider contains global system-level device preferences.
64 */
65public final class Settings {
66
67    // Intent actions for Settings
68
69    /**
70     * Activity Action: Show system settings.
71     * <p>
72     * Input: Nothing.
73     * <p>
74     * Output: Nothing.
75     */
76    @SdkConstant(SdkConstantType.ACTIVITY_INTENT_ACTION)
77    public static final String ACTION_SETTINGS = "android.settings.SETTINGS";
78
79    /**
80     * Activity Action: Show settings to allow configuration of APNs.
81     * <p>
82     * Input: Nothing.
83     * <p>
84     * Output: Nothing.
85     */
86    @SdkConstant(SdkConstantType.ACTIVITY_INTENT_ACTION)
87    public static final String ACTION_APN_SETTINGS = "android.settings.APN_SETTINGS";
88
89    /**
90     * Activity Action: Show settings to allow configuration of current location
91     * sources.
92     * <p>
93     * In some cases, a matching Activity may not exist, so ensure you
94     * safeguard against this.
95     * <p>
96     * Input: Nothing.
97     * <p>
98     * Output: Nothing.
99     */
100    @SdkConstant(SdkConstantType.ACTIVITY_INTENT_ACTION)
101    public static final String ACTION_LOCATION_SOURCE_SETTINGS =
102            "android.settings.LOCATION_SOURCE_SETTINGS";
103
104    /**
105     * Activity Action: Show settings to allow configuration of wireless controls
106     * such as Wi-Fi, Bluetooth and Mobile networks.
107     * <p>
108     * In some cases, a matching Activity may not exist, so ensure you
109     * safeguard against this.
110     * <p>
111     * Input: Nothing.
112     * <p>
113     * Output: Nothing.
114     */
115    @SdkConstant(SdkConstantType.ACTIVITY_INTENT_ACTION)
116    public static final String ACTION_WIRELESS_SETTINGS =
117            "android.settings.WIRELESS_SETTINGS";
118
119    /**
120     * Activity Action: Show settings to allow entering/exiting airplane mode.
121     * <p>
122     * In some cases, a matching Activity may not exist, so ensure you
123     * safeguard against this.
124     * <p>
125     * Input: Nothing.
126     * <p>
127     * Output: Nothing.
128     */
129    @SdkConstant(SdkConstantType.ACTIVITY_INTENT_ACTION)
130    public static final String ACTION_AIRPLANE_MODE_SETTINGS =
131            "android.settings.AIRPLANE_MODE_SETTINGS";
132
133    /**
134     * Activity Action: Show settings for accessibility modules.
135     * <p>
136     * In some cases, a matching Activity may not exist, so ensure you
137     * safeguard against this.
138     * <p>
139     * Input: Nothing.
140     * <p>
141     * Output: Nothing.
142     */
143    @SdkConstant(SdkConstantType.ACTIVITY_INTENT_ACTION)
144    public static final String ACTION_ACCESSIBILITY_SETTINGS =
145            "android.settings.ACCESSIBILITY_SETTINGS";
146
147    /**
148     * Activity Action: Show settings to allow configuration of security and
149     * location privacy.
150     * <p>
151     * In some cases, a matching Activity may not exist, so ensure you
152     * safeguard against this.
153     * <p>
154     * Input: Nothing.
155     * <p>
156     * Output: Nothing.
157     */
158    @SdkConstant(SdkConstantType.ACTIVITY_INTENT_ACTION)
159    public static final String ACTION_SECURITY_SETTINGS =
160            "android.settings.SECURITY_SETTINGS";
161
162    /**
163     * Activity Action: Show trusted credentials settings, opening to the user tab,
164     * to allow management of installed credentials.
165     * <p>
166     * In some cases, a matching Activity may not exist, so ensure you
167     * safeguard against this.
168     * <p>
169     * Input: Nothing.
170     * <p>
171     * Output: Nothing.
172     * @hide
173     */
174    @SdkConstant(SdkConstantType.ACTIVITY_INTENT_ACTION)
175    public static final String ACTION_TRUSTED_CREDENTIALS_USER =
176            "com.android.settings.TRUSTED_CREDENTIALS_USER";
177
178    /**
179     * Activity Action: Show dialog explaining that an installed CA cert may enable
180     * monitoring of encrypted network traffic.
181     * <p>
182     * In some cases, a matching Activity may not exist, so ensure you
183     * safeguard against this.
184     * <p>
185     * Input: Nothing.
186     * <p>
187     * Output: Nothing.
188     * @hide
189     */
190    @SdkConstant(SdkConstantType.ACTIVITY_INTENT_ACTION)
191    public static final String ACTION_MONITORING_CERT_INFO =
192            "com.android.settings.MONITORING_CERT_INFO";
193
194    /**
195     * Activity Action: Show settings to allow configuration of privacy options.
196     * <p>
197     * In some cases, a matching Activity may not exist, so ensure you
198     * safeguard against this.
199     * <p>
200     * Input: Nothing.
201     * <p>
202     * Output: Nothing.
203     */
204    @SdkConstant(SdkConstantType.ACTIVITY_INTENT_ACTION)
205    public static final String ACTION_PRIVACY_SETTINGS =
206            "android.settings.PRIVACY_SETTINGS";
207
208    /**
209     * Activity Action: Show settings to allow configuration of Wi-Fi.
210
211     * <p>
212     * In some cases, a matching Activity may not exist, so ensure you
213     * safeguard against this.
214     * <p>
215     * Input: Nothing.
216     * <p>
217     * Output: Nothing.
218
219     */
220    @SdkConstant(SdkConstantType.ACTIVITY_INTENT_ACTION)
221    public static final String ACTION_WIFI_SETTINGS =
222            "android.settings.WIFI_SETTINGS";
223
224    /**
225     * Activity Action: Show settings to allow configuration of a static IP
226     * address for Wi-Fi.
227     * <p>
228     * In some cases, a matching Activity may not exist, so ensure you safeguard
229     * against this.
230     * <p>
231     * Input: Nothing.
232     * <p>
233     * Output: Nothing.
234     */
235    @SdkConstant(SdkConstantType.ACTIVITY_INTENT_ACTION)
236    public static final String ACTION_WIFI_IP_SETTINGS =
237            "android.settings.WIFI_IP_SETTINGS";
238
239    /**
240     * Activity Action: Show settings to allow configuration of Bluetooth.
241     * <p>
242     * In some cases, a matching Activity may not exist, so ensure you
243     * safeguard against this.
244     * <p>
245     * Input: Nothing.
246     * <p>
247     * Output: Nothing.
248     */
249    @SdkConstant(SdkConstantType.ACTIVITY_INTENT_ACTION)
250    public static final String ACTION_BLUETOOTH_SETTINGS =
251            "android.settings.BLUETOOTH_SETTINGS";
252
253    /**
254     * Activity Action: Show settings to allow configuration of Wifi Displays.
255     * <p>
256     * In some cases, a matching Activity may not exist, so ensure you
257     * safeguard against this.
258     * <p>
259     * Input: Nothing.
260     * <p>
261     * Output: Nothing.
262     * @hide
263     */
264    @SdkConstant(SdkConstantType.ACTIVITY_INTENT_ACTION)
265    public static final String ACTION_WIFI_DISPLAY_SETTINGS =
266            "android.settings.WIFI_DISPLAY_SETTINGS";
267
268    /**
269     * Activity Action: Show settings to allow configuration of date and time.
270     * <p>
271     * In some cases, a matching Activity may not exist, so ensure you
272     * safeguard against this.
273     * <p>
274     * Input: Nothing.
275     * <p>
276     * Output: Nothing.
277     */
278    @SdkConstant(SdkConstantType.ACTIVITY_INTENT_ACTION)
279    public static final String ACTION_DATE_SETTINGS =
280            "android.settings.DATE_SETTINGS";
281
282    /**
283     * Activity Action: Show settings to allow configuration of sound and volume.
284     * <p>
285     * In some cases, a matching Activity may not exist, so ensure you
286     * safeguard against this.
287     * <p>
288     * Input: Nothing.
289     * <p>
290     * Output: Nothing.
291     */
292    @SdkConstant(SdkConstantType.ACTIVITY_INTENT_ACTION)
293    public static final String ACTION_SOUND_SETTINGS =
294            "android.settings.SOUND_SETTINGS";
295
296    /**
297     * Activity Action: Show settings to allow configuration of display.
298     * <p>
299     * In some cases, a matching Activity may not exist, so ensure you
300     * safeguard against this.
301     * <p>
302     * Input: Nothing.
303     * <p>
304     * Output: Nothing.
305     */
306    @SdkConstant(SdkConstantType.ACTIVITY_INTENT_ACTION)
307    public static final String ACTION_DISPLAY_SETTINGS =
308            "android.settings.DISPLAY_SETTINGS";
309
310    /**
311     * Activity Action: Show settings to allow configuration of locale.
312     * <p>
313     * In some cases, a matching Activity may not exist, so ensure you
314     * safeguard against this.
315     * <p>
316     * Input: Nothing.
317     * <p>
318     * Output: Nothing.
319     */
320    @SdkConstant(SdkConstantType.ACTIVITY_INTENT_ACTION)
321    public static final String ACTION_LOCALE_SETTINGS =
322            "android.settings.LOCALE_SETTINGS";
323
324    /**
325     * Activity Action: Show settings to configure input methods, in particular
326     * allowing the user to enable input methods.
327     * <p>
328     * In some cases, a matching Activity may not exist, so ensure you
329     * safeguard against this.
330     * <p>
331     * Input: Nothing.
332     * <p>
333     * Output: Nothing.
334     */
335    @SdkConstant(SdkConstantType.ACTIVITY_INTENT_ACTION)
336    public static final String ACTION_INPUT_METHOD_SETTINGS =
337            "android.settings.INPUT_METHOD_SETTINGS";
338
339    /**
340     * Activity Action: Show settings to enable/disable input method subtypes.
341     * <p>
342     * In some cases, a matching Activity may not exist, so ensure you
343     * safeguard against this.
344     * <p>
345     * To tell which input method's subtypes are displayed in the settings, add
346     * {@link #EXTRA_INPUT_METHOD_ID} extra to this Intent with the input method id.
347     * If there is no extra in this Intent, subtypes from all installed input methods
348     * will be displayed in the settings.
349     *
350     * @see android.view.inputmethod.InputMethodInfo#getId
351     * <p>
352     * Input: Nothing.
353     * <p>
354     * Output: Nothing.
355     */
356    @SdkConstant(SdkConstantType.ACTIVITY_INTENT_ACTION)
357    public static final String ACTION_INPUT_METHOD_SUBTYPE_SETTINGS =
358            "android.settings.INPUT_METHOD_SUBTYPE_SETTINGS";
359
360    /**
361     * Activity Action: Show a dialog to select input method.
362     * <p>
363     * In some cases, a matching Activity may not exist, so ensure you
364     * safeguard against this.
365     * <p>
366     * Input: Nothing.
367     * <p>
368     * Output: Nothing.
369     * @hide
370     */
371    @SdkConstant(SdkConstantType.ACTIVITY_INTENT_ACTION)
372    public static final String ACTION_SHOW_INPUT_METHOD_PICKER =
373            "android.settings.SHOW_INPUT_METHOD_PICKER";
374
375    /**
376     * Activity Action: Show settings to manage the user input dictionary.
377     * <p>
378     * Starting with {@link android.os.Build.VERSION_CODES#KITKAT},
379     * it is guaranteed there will always be an appropriate implementation for this Intent action.
380     * In prior releases of the platform this was optional, so ensure you safeguard against it.
381     * <p>
382     * Input: Nothing.
383     * <p>
384     * Output: Nothing.
385     */
386    @SdkConstant(SdkConstantType.ACTIVITY_INTENT_ACTION)
387    public static final String ACTION_USER_DICTIONARY_SETTINGS =
388            "android.settings.USER_DICTIONARY_SETTINGS";
389
390    /**
391     * Activity Action: Adds a word to the user dictionary.
392     * <p>
393     * In some cases, a matching Activity may not exist, so ensure you
394     * safeguard against this.
395     * <p>
396     * Input: An extra with key <code>word</code> that contains the word
397     * that should be added to the dictionary.
398     * <p>
399     * Output: Nothing.
400     *
401     * @hide
402     */
403    @SdkConstant(SdkConstantType.ACTIVITY_INTENT_ACTION)
404    public static final String ACTION_USER_DICTIONARY_INSERT =
405            "com.android.settings.USER_DICTIONARY_INSERT";
406
407    /**
408     * Activity Action: Show settings to allow configuration of application-related settings.
409     * <p>
410     * In some cases, a matching Activity may not exist, so ensure you
411     * safeguard against this.
412     * <p>
413     * Input: Nothing.
414     * <p>
415     * Output: Nothing.
416     */
417    @SdkConstant(SdkConstantType.ACTIVITY_INTENT_ACTION)
418    public static final String ACTION_APPLICATION_SETTINGS =
419            "android.settings.APPLICATION_SETTINGS";
420
421    /**
422     * Activity Action: Show settings to allow configuration of application
423     * development-related settings.  As of
424     * {@link android.os.Build.VERSION_CODES#JELLY_BEAN_MR1} this action is
425     * a required part of the platform.
426     * <p>
427     * Input: Nothing.
428     * <p>
429     * Output: Nothing.
430     */
431    @SdkConstant(SdkConstantType.ACTIVITY_INTENT_ACTION)
432    public static final String ACTION_APPLICATION_DEVELOPMENT_SETTINGS =
433            "android.settings.APPLICATION_DEVELOPMENT_SETTINGS";
434
435    /**
436     * Activity Action: Show settings to allow configuration of quick launch shortcuts.
437     * <p>
438     * In some cases, a matching Activity may not exist, so ensure you
439     * safeguard against this.
440     * <p>
441     * Input: Nothing.
442     * <p>
443     * Output: Nothing.
444     */
445    @SdkConstant(SdkConstantType.ACTIVITY_INTENT_ACTION)
446    public static final String ACTION_QUICK_LAUNCH_SETTINGS =
447            "android.settings.QUICK_LAUNCH_SETTINGS";
448
449    /**
450     * Activity Action: Show settings to manage installed applications.
451     * <p>
452     * In some cases, a matching Activity may not exist, so ensure you
453     * safeguard against this.
454     * <p>
455     * Input: Nothing.
456     * <p>
457     * Output: Nothing.
458     */
459    @SdkConstant(SdkConstantType.ACTIVITY_INTENT_ACTION)
460    public static final String ACTION_MANAGE_APPLICATIONS_SETTINGS =
461            "android.settings.MANAGE_APPLICATIONS_SETTINGS";
462
463    /**
464     * Activity Action: Show settings to manage all applications.
465     * <p>
466     * In some cases, a matching Activity may not exist, so ensure you
467     * safeguard against this.
468     * <p>
469     * Input: Nothing.
470     * <p>
471     * Output: Nothing.
472     */
473    @SdkConstant(SdkConstantType.ACTIVITY_INTENT_ACTION)
474    public static final String ACTION_MANAGE_ALL_APPLICATIONS_SETTINGS =
475            "android.settings.MANAGE_ALL_APPLICATIONS_SETTINGS";
476
477    /**
478     * Activity Action: Show screen of details about a particular application.
479     * <p>
480     * In some cases, a matching Activity may not exist, so ensure you
481     * safeguard against this.
482     * <p>
483     * Input: The Intent's data URI specifies the application package name
484     * to be shown, with the "package" scheme.  That is "package:com.my.app".
485     * <p>
486     * Output: Nothing.
487     */
488    @SdkConstant(SdkConstantType.ACTIVITY_INTENT_ACTION)
489    public static final String ACTION_APPLICATION_DETAILS_SETTINGS =
490            "android.settings.APPLICATION_DETAILS_SETTINGS";
491
492    /**
493     * @hide
494     * Activity Action: Show the "app ops" settings screen.
495     * <p>
496     * Input: Nothing.
497     * <p>
498     * Output: Nothing.
499     */
500    @SdkConstant(SdkConstantType.ACTIVITY_INTENT_ACTION)
501    public static final String ACTION_APP_OPS_SETTINGS =
502            "android.settings.APP_OPS_SETTINGS";
503
504    /**
505     * Activity Action: Show settings for system update functionality.
506     * <p>
507     * In some cases, a matching Activity may not exist, so ensure you
508     * safeguard against this.
509     * <p>
510     * Input: Nothing.
511     * <p>
512     * Output: Nothing.
513     *
514     * @hide
515     */
516    @SdkConstant(SdkConstantType.ACTIVITY_INTENT_ACTION)
517    public static final String ACTION_SYSTEM_UPDATE_SETTINGS =
518            "android.settings.SYSTEM_UPDATE_SETTINGS";
519
520    /**
521     * Activity Action: Show settings to allow configuration of sync settings.
522     * <p>
523     * In some cases, a matching Activity may not exist, so ensure you
524     * safeguard against this.
525     * <p>
526     * The account types available to add via the add account button may be restricted by adding an
527     * {@link #EXTRA_AUTHORITIES} extra to this Intent with one or more syncable content provider's
528     * authorities. Only account types which can sync with that content provider will be offered to
529     * the user.
530     * <p>
531     * Input: Nothing.
532     * <p>
533     * Output: Nothing.
534     */
535    @SdkConstant(SdkConstantType.ACTIVITY_INTENT_ACTION)
536    public static final String ACTION_SYNC_SETTINGS =
537            "android.settings.SYNC_SETTINGS";
538
539    /**
540     * Activity Action: Show add account screen for creating a new account.
541     * <p>
542     * In some cases, a matching Activity may not exist, so ensure you
543     * safeguard against this.
544     * <p>
545     * The account types available to add may be restricted by adding an {@link #EXTRA_AUTHORITIES}
546     * extra to the Intent with one or more syncable content provider's authorities.  Only account
547     * types which can sync with that content provider will be offered to the user.
548     * <p>
549     * Account types can also be filtered by adding an {@link #EXTRA_ACCOUNT_TYPES} extra to the
550     * Intent with one or more account types.
551     * <p>
552     * Input: Nothing.
553     * <p>
554     * Output: Nothing.
555     */
556    @SdkConstant(SdkConstantType.ACTIVITY_INTENT_ACTION)
557    public static final String ACTION_ADD_ACCOUNT =
558            "android.settings.ADD_ACCOUNT_SETTINGS";
559
560    /**
561     * Activity Action: Show settings for selecting the network operator.
562     * <p>
563     * In some cases, a matching Activity may not exist, so ensure you
564     * safeguard against this.
565     * <p>
566     * Input: Nothing.
567     * <p>
568     * Output: Nothing.
569     */
570    @SdkConstant(SdkConstantType.ACTIVITY_INTENT_ACTION)
571    public static final String ACTION_NETWORK_OPERATOR_SETTINGS =
572            "android.settings.NETWORK_OPERATOR_SETTINGS";
573
574    /**
575     * Activity Action: Show settings for selection of 2G/3G.
576     * <p>
577     * In some cases, a matching Activity may not exist, so ensure you
578     * safeguard against this.
579     * <p>
580     * Input: Nothing.
581     * <p>
582     * Output: Nothing.
583     */
584    @SdkConstant(SdkConstantType.ACTIVITY_INTENT_ACTION)
585    public static final String ACTION_DATA_ROAMING_SETTINGS =
586            "android.settings.DATA_ROAMING_SETTINGS";
587
588    /**
589     * Activity Action: Show settings for internal storage.
590     * <p>
591     * In some cases, a matching Activity may not exist, so ensure you
592     * safeguard against this.
593     * <p>
594     * Input: Nothing.
595     * <p>
596     * Output: Nothing.
597     */
598    @SdkConstant(SdkConstantType.ACTIVITY_INTENT_ACTION)
599    public static final String ACTION_INTERNAL_STORAGE_SETTINGS =
600            "android.settings.INTERNAL_STORAGE_SETTINGS";
601    /**
602     * Activity Action: Show settings for memory card storage.
603     * <p>
604     * In some cases, a matching Activity may not exist, so ensure you
605     * safeguard against this.
606     * <p>
607     * Input: Nothing.
608     * <p>
609     * Output: Nothing.
610     */
611    @SdkConstant(SdkConstantType.ACTIVITY_INTENT_ACTION)
612    public static final String ACTION_MEMORY_CARD_SETTINGS =
613            "android.settings.MEMORY_CARD_SETTINGS";
614
615    /**
616     * Activity Action: Show settings for global search.
617     * <p>
618     * In some cases, a matching Activity may not exist, so ensure you
619     * safeguard against this.
620     * <p>
621     * Input: Nothing.
622     * <p>
623     * Output: Nothing
624     */
625    @SdkConstant(SdkConstantType.ACTIVITY_INTENT_ACTION)
626    public static final String ACTION_SEARCH_SETTINGS =
627        "android.search.action.SEARCH_SETTINGS";
628
629    /**
630     * Activity Action: Show general device information settings (serial
631     * number, software version, phone number, etc.).
632     * <p>
633     * In some cases, a matching Activity may not exist, so ensure you
634     * safeguard against this.
635     * <p>
636     * Input: Nothing.
637     * <p>
638     * Output: Nothing
639     */
640    @SdkConstant(SdkConstantType.ACTIVITY_INTENT_ACTION)
641    public static final String ACTION_DEVICE_INFO_SETTINGS =
642        "android.settings.DEVICE_INFO_SETTINGS";
643
644    /**
645     * Activity Action: Show NFC settings.
646     * <p>
647     * This shows UI that allows NFC to be turned on or off.
648     * <p>
649     * In some cases, a matching Activity may not exist, so ensure you
650     * safeguard against this.
651     * <p>
652     * Input: Nothing.
653     * <p>
654     * Output: Nothing
655     * @see android.nfc.NfcAdapter#isEnabled()
656     */
657    @SdkConstant(SdkConstantType.ACTIVITY_INTENT_ACTION)
658    public static final String ACTION_NFC_SETTINGS = "android.settings.NFC_SETTINGS";
659
660    /**
661     * Activity Action: Show NFC Sharing settings.
662     * <p>
663     * This shows UI that allows NDEF Push (Android Beam) to be turned on or
664     * off.
665     * <p>
666     * In some cases, a matching Activity may not exist, so ensure you
667     * safeguard against this.
668     * <p>
669     * Input: Nothing.
670     * <p>
671     * Output: Nothing
672     * @see android.nfc.NfcAdapter#isNdefPushEnabled()
673     */
674    @SdkConstant(SdkConstantType.ACTIVITY_INTENT_ACTION)
675    public static final String ACTION_NFCSHARING_SETTINGS =
676        "android.settings.NFCSHARING_SETTINGS";
677
678    /**
679     * Activity Action: Show NFC Tap & Pay settings
680     * <p>
681     * This shows UI that allows the user to configure Tap&Pay
682     * settings.
683     * <p>
684     * In some cases, a matching Activity may not exist, so ensure you
685     * safeguard against this.
686     * <p>
687     * Input: Nothing.
688     * <p>
689     * Output: Nothing
690     */
691    @SdkConstant(SdkConstantType.ACTIVITY_INTENT_ACTION)
692    public static final String ACTION_NFC_PAYMENT_SETTINGS =
693        "android.settings.NFC_PAYMENT_SETTINGS";
694
695    /**
696     * Activity Action: Show Daydream settings.
697     * <p>
698     * In some cases, a matching Activity may not exist, so ensure you
699     * safeguard against this.
700     * <p>
701     * Input: Nothing.
702     * <p>
703     * Output: Nothing.
704     * @see android.service.dreams.DreamService
705     */
706    @SdkConstant(SdkConstantType.ACTIVITY_INTENT_ACTION)
707    public static final String ACTION_DREAM_SETTINGS = "android.settings.DREAM_SETTINGS";
708
709    /**
710     * Activity Action: Show Notification listener settings.
711     * <p>
712     * In some cases, a matching Activity may not exist, so ensure you
713     * safeguard against this.
714     * <p>
715     * Input: Nothing.
716     * <p>
717     * Output: Nothing.
718     * @see android.service.notification.NotificationListenerService
719     * @hide
720     */
721    @SdkConstant(SdkConstantType.ACTIVITY_INTENT_ACTION)
722    public static final String ACTION_NOTIFICATION_LISTENER_SETTINGS
723            = "android.settings.NOTIFICATION_LISTENER_SETTINGS";
724
725    /**
726     * @hide
727     */
728    @SdkConstant(SdkConstantType.ACTIVITY_INTENT_ACTION)
729    public static final String ACTION_CONDITION_PROVIDER_SETTINGS
730            = "android.settings.ACTION_CONDITION_PROVIDER_SETTINGS";
731
732    /**
733     * Activity Action: Show settings for video captioning.
734     * <p>
735     * In some cases, a matching Activity may not exist, so ensure you safeguard
736     * against this.
737     * <p>
738     * Input: Nothing.
739     * <p>
740     * Output: Nothing.
741     */
742    @SdkConstant(SdkConstantType.ACTIVITY_INTENT_ACTION)
743    public static final String ACTION_CAPTIONING_SETTINGS = "android.settings.CAPTIONING_SETTINGS";
744
745    /**
746     * Activity Action: Show the top level print settings.
747     * <p>
748     * In some cases, a matching Activity may not exist, so ensure you
749     * safeguard against this.
750     * <p>
751     * Input: Nothing.
752     * <p>
753     * Output: Nothing.
754     */
755    @SdkConstant(SdkConstantType.ACTIVITY_INTENT_ACTION)
756    public static final String ACTION_PRINT_SETTINGS =
757            "android.settings.ACTION_PRINT_SETTINGS";
758
759    /**
760     * Activity Action: Show Zen Mode configuration settings.
761     *
762     * @hide
763     */
764    @SdkConstant(SdkConstantType.ACTIVITY_INTENT_ACTION)
765    public static final String ACTION_ZEN_MODE_SETTINGS = "android.settings.ZEN_MODE_SETTINGS";
766
767    /** {@hide} */
768    @SdkConstant(SdkConstantType.ACTIVITY_INTENT_ACTION)
769    public static final String
770            ACTION_SHOW_REGULATORY_INFO = "android.settings.SHOW_REGULATORY_INFO";
771
772    // End of Intent actions for Settings
773
774    /**
775     * @hide - Private call() method on SettingsProvider to read from 'system' table.
776     */
777    public static final String CALL_METHOD_GET_SYSTEM = "GET_system";
778
779    /**
780     * @hide - Private call() method on SettingsProvider to read from 'secure' table.
781     */
782    public static final String CALL_METHOD_GET_SECURE = "GET_secure";
783
784    /**
785     * @hide - Private call() method on SettingsProvider to read from 'global' table.
786     */
787    public static final String CALL_METHOD_GET_GLOBAL = "GET_global";
788
789    /**
790     * @hide - User handle argument extra to the fast-path call()-based requests
791     */
792    public static final String CALL_METHOD_USER_KEY = "_user";
793
794    /** @hide - Private call() method to write to 'system' table */
795    public static final String CALL_METHOD_PUT_SYSTEM = "PUT_system";
796
797    /** @hide - Private call() method to write to 'secure' table */
798    public static final String CALL_METHOD_PUT_SECURE = "PUT_secure";
799
800    /** @hide - Private call() method to write to 'global' table */
801    public static final String CALL_METHOD_PUT_GLOBAL= "PUT_global";
802
803    /**
804     * Activity Extra: Limit available options in launched activity based on the given authority.
805     * <p>
806     * This can be passed as an extra field in an Activity Intent with one or more syncable content
807     * provider's authorities as a String[]. This field is used by some intents to alter the
808     * behavior of the called activity.
809     * <p>
810     * Example: The {@link #ACTION_ADD_ACCOUNT} intent restricts the account types available based
811     * on the authority given.
812     */
813    public static final String EXTRA_AUTHORITIES = "authorities";
814
815    /**
816     * Activity Extra: Limit available options in launched activity based on the given account
817     * types.
818     * <p>
819     * This can be passed as an extra field in an Activity Intent with one or more account types
820     * as a String[]. This field is used by some intents to alter the behavior of the called
821     * activity.
822     * <p>
823     * Example: The {@link #ACTION_ADD_ACCOUNT} intent restricts the account types to the specified
824     * list.
825     */
826    public static final String EXTRA_ACCOUNT_TYPES = "account_types";
827
828    public static final String EXTRA_INPUT_METHOD_ID = "input_method_id";
829
830    private static final String JID_RESOURCE_PREFIX = "android";
831
832    public static final String AUTHORITY = "settings";
833
834    private static final String TAG = "Settings";
835    private static final boolean LOCAL_LOGV = false;
836
837    // Lock ensures that when enabling/disabling the master location switch, we don't end up
838    // with a partial enable/disable state in multi-threaded situations.
839    private static final Object mLocationSettingsLock = new Object();
840
841    public static class SettingNotFoundException extends AndroidException {
842        public SettingNotFoundException(String msg) {
843            super(msg);
844        }
845    }
846
847    /**
848     * Common base for tables of name/value settings.
849     */
850    public static class NameValueTable implements BaseColumns {
851        public static final String NAME = "name";
852        public static final String VALUE = "value";
853
854        protected static boolean putString(ContentResolver resolver, Uri uri,
855                String name, String value) {
856            // The database will take care of replacing duplicates.
857            try {
858                ContentValues values = new ContentValues();
859                values.put(NAME, name);
860                values.put(VALUE, value);
861                resolver.insert(uri, values);
862                return true;
863            } catch (SQLException e) {
864                Log.w(TAG, "Can't set key " + name + " in " + uri, e);
865                return false;
866            }
867        }
868
869        public static Uri getUriFor(Uri uri, String name) {
870            return Uri.withAppendedPath(uri, name);
871        }
872    }
873
874    // Thread-safe.
875    private static class NameValueCache {
876        private final String mVersionSystemProperty;
877        private final Uri mUri;
878
879        private static final String[] SELECT_VALUE =
880            new String[] { Settings.NameValueTable.VALUE };
881        private static final String NAME_EQ_PLACEHOLDER = "name=?";
882
883        // Must synchronize on 'this' to access mValues and mValuesVersion.
884        private final HashMap<String, String> mValues = new HashMap<String, String>();
885        private long mValuesVersion = 0;
886
887        // Initially null; set lazily and held forever.  Synchronized on 'this'.
888        private IContentProvider mContentProvider = null;
889
890        // The method we'll call (or null, to not use) on the provider
891        // for the fast path of retrieving settings.
892        private final String mCallGetCommand;
893        private final String mCallSetCommand;
894
895        public NameValueCache(String versionSystemProperty, Uri uri,
896                String getCommand, String setCommand) {
897            mVersionSystemProperty = versionSystemProperty;
898            mUri = uri;
899            mCallGetCommand = getCommand;
900            mCallSetCommand = setCommand;
901        }
902
903        private IContentProvider lazyGetProvider(ContentResolver cr) {
904            IContentProvider cp = null;
905            synchronized (this) {
906                cp = mContentProvider;
907                if (cp == null) {
908                    cp = mContentProvider = cr.acquireProvider(mUri.getAuthority());
909                }
910            }
911            return cp;
912        }
913
914        public boolean putStringForUser(ContentResolver cr, String name, String value,
915                final int userHandle) {
916            try {
917                Bundle arg = new Bundle();
918                arg.putString(Settings.NameValueTable.VALUE, value);
919                arg.putInt(CALL_METHOD_USER_KEY, userHandle);
920                IContentProvider cp = lazyGetProvider(cr);
921                cp.call(cr.getPackageName(), mCallSetCommand, name, arg);
922            } catch (RemoteException e) {
923                Log.w(TAG, "Can't set key " + name + " in " + mUri, e);
924                return false;
925            }
926            return true;
927        }
928
929        public String getStringForUser(ContentResolver cr, String name, final int userHandle) {
930            final boolean isSelf = (userHandle == UserHandle.myUserId());
931            if (isSelf) {
932                long newValuesVersion = SystemProperties.getLong(mVersionSystemProperty, 0);
933
934                // Our own user's settings data uses a client-side cache
935                synchronized (this) {
936                    if (mValuesVersion != newValuesVersion) {
937                        if (LOCAL_LOGV || false) {
938                            Log.v(TAG, "invalidate [" + mUri.getLastPathSegment() + "]: current "
939                                    + newValuesVersion + " != cached " + mValuesVersion);
940                        }
941
942                        mValues.clear();
943                        mValuesVersion = newValuesVersion;
944                    }
945
946                    if (mValues.containsKey(name)) {
947                        return mValues.get(name);  // Could be null, that's OK -- negative caching
948                    }
949                }
950            } else {
951                if (LOCAL_LOGV) Log.v(TAG, "get setting for user " + userHandle
952                        + " by user " + UserHandle.myUserId() + " so skipping cache");
953            }
954
955            IContentProvider cp = lazyGetProvider(cr);
956
957            // Try the fast path first, not using query().  If this
958            // fails (alternate Settings provider that doesn't support
959            // this interface?) then we fall back to the query/table
960            // interface.
961            if (mCallGetCommand != null) {
962                try {
963                    Bundle args = null;
964                    if (!isSelf) {
965                        args = new Bundle();
966                        args.putInt(CALL_METHOD_USER_KEY, userHandle);
967                    }
968                    Bundle b = cp.call(cr.getPackageName(), mCallGetCommand, name, args);
969                    if (b != null) {
970                        String value = b.getPairValue();
971                        // Don't update our cache for reads of other users' data
972                        if (isSelf) {
973                            synchronized (this) {
974                                mValues.put(name, value);
975                            }
976                        } else {
977                            if (LOCAL_LOGV) Log.i(TAG, "call-query of user " + userHandle
978                                    + " by " + UserHandle.myUserId()
979                                    + " so not updating cache");
980                        }
981                        return value;
982                    }
983                    // If the response Bundle is null, we fall through
984                    // to the query interface below.
985                } catch (RemoteException e) {
986                    // Not supported by the remote side?  Fall through
987                    // to query().
988                }
989            }
990
991            Cursor c = null;
992            try {
993                c = cp.query(cr.getPackageName(), mUri, SELECT_VALUE, NAME_EQ_PLACEHOLDER,
994                             new String[]{name}, null, null);
995                if (c == null) {
996                    Log.w(TAG, "Can't get key " + name + " from " + mUri);
997                    return null;
998                }
999
1000                String value = c.moveToNext() ? c.getString(0) : null;
1001                synchronized (this) {
1002                    mValues.put(name, value);
1003                }
1004                if (LOCAL_LOGV) {
1005                    Log.v(TAG, "cache miss [" + mUri.getLastPathSegment() + "]: " +
1006                            name + " = " + (value == null ? "(null)" : value));
1007                }
1008                return value;
1009            } catch (RemoteException e) {
1010                Log.w(TAG, "Can't get key " + name + " from " + mUri, e);
1011                return null;  // Return null, but don't cache it.
1012            } finally {
1013                if (c != null) c.close();
1014            }
1015        }
1016    }
1017
1018    /**
1019     * System settings, containing miscellaneous system preferences.  This
1020     * table holds simple name/value pairs.  There are convenience
1021     * functions for accessing individual settings entries.
1022     */
1023    public static final class System extends NameValueTable {
1024        public static final String SYS_PROP_SETTING_VERSION = "sys.settings_system_version";
1025
1026        /**
1027         * The content:// style URL for this table
1028         */
1029        public static final Uri CONTENT_URI =
1030            Uri.parse("content://" + AUTHORITY + "/system");
1031
1032        private static final NameValueCache sNameValueCache = new NameValueCache(
1033                SYS_PROP_SETTING_VERSION,
1034                CONTENT_URI,
1035                CALL_METHOD_GET_SYSTEM,
1036                CALL_METHOD_PUT_SYSTEM);
1037
1038        private static final HashSet<String> MOVED_TO_SECURE;
1039        static {
1040            MOVED_TO_SECURE = new HashSet<String>(30);
1041            MOVED_TO_SECURE.add(Secure.ANDROID_ID);
1042            MOVED_TO_SECURE.add(Secure.HTTP_PROXY);
1043            MOVED_TO_SECURE.add(Secure.LOCATION_PROVIDERS_ALLOWED);
1044            MOVED_TO_SECURE.add(Secure.LOCK_BIOMETRIC_WEAK_FLAGS);
1045            MOVED_TO_SECURE.add(Secure.LOCK_PATTERN_ENABLED);
1046            MOVED_TO_SECURE.add(Secure.LOCK_PATTERN_VISIBLE);
1047            MOVED_TO_SECURE.add(Secure.LOCK_PATTERN_TACTILE_FEEDBACK_ENABLED);
1048            MOVED_TO_SECURE.add(Secure.LOGGING_ID);
1049            MOVED_TO_SECURE.add(Secure.PARENTAL_CONTROL_ENABLED);
1050            MOVED_TO_SECURE.add(Secure.PARENTAL_CONTROL_LAST_UPDATE);
1051            MOVED_TO_SECURE.add(Secure.PARENTAL_CONTROL_REDIRECT_URL);
1052            MOVED_TO_SECURE.add(Secure.SETTINGS_CLASSNAME);
1053            MOVED_TO_SECURE.add(Secure.USE_GOOGLE_MAIL);
1054            MOVED_TO_SECURE.add(Secure.WIFI_NETWORKS_AVAILABLE_NOTIFICATION_ON);
1055            MOVED_TO_SECURE.add(Secure.WIFI_NETWORKS_AVAILABLE_REPEAT_DELAY);
1056            MOVED_TO_SECURE.add(Secure.WIFI_NUM_OPEN_NETWORKS_KEPT);
1057            MOVED_TO_SECURE.add(Secure.WIFI_ON);
1058            MOVED_TO_SECURE.add(Secure.WIFI_WATCHDOG_ACCEPTABLE_PACKET_LOSS_PERCENTAGE);
1059            MOVED_TO_SECURE.add(Secure.WIFI_WATCHDOG_AP_COUNT);
1060            MOVED_TO_SECURE.add(Secure.WIFI_WATCHDOG_BACKGROUND_CHECK_DELAY_MS);
1061            MOVED_TO_SECURE.add(Secure.WIFI_WATCHDOG_BACKGROUND_CHECK_ENABLED);
1062            MOVED_TO_SECURE.add(Secure.WIFI_WATCHDOG_BACKGROUND_CHECK_TIMEOUT_MS);
1063            MOVED_TO_SECURE.add(Secure.WIFI_WATCHDOG_INITIAL_IGNORED_PING_COUNT);
1064            MOVED_TO_SECURE.add(Secure.WIFI_WATCHDOG_MAX_AP_CHECKS);
1065            MOVED_TO_SECURE.add(Secure.WIFI_WATCHDOG_ON);
1066            MOVED_TO_SECURE.add(Secure.WIFI_WATCHDOG_PING_COUNT);
1067            MOVED_TO_SECURE.add(Secure.WIFI_WATCHDOG_PING_DELAY_MS);
1068            MOVED_TO_SECURE.add(Secure.WIFI_WATCHDOG_PING_TIMEOUT_MS);
1069        }
1070
1071        private static final HashSet<String> MOVED_TO_GLOBAL;
1072        private static final HashSet<String> MOVED_TO_SECURE_THEN_GLOBAL;
1073        static {
1074            MOVED_TO_GLOBAL = new HashSet<String>();
1075            MOVED_TO_SECURE_THEN_GLOBAL = new HashSet<String>();
1076
1077            // these were originally in system but migrated to secure in the past,
1078            // so are duplicated in the Secure.* namespace
1079            MOVED_TO_SECURE_THEN_GLOBAL.add(Global.ADB_ENABLED);
1080            MOVED_TO_SECURE_THEN_GLOBAL.add(Global.BLUETOOTH_ON);
1081            MOVED_TO_SECURE_THEN_GLOBAL.add(Global.DATA_ROAMING);
1082            MOVED_TO_SECURE_THEN_GLOBAL.add(Global.DEVICE_PROVISIONED);
1083            MOVED_TO_SECURE_THEN_GLOBAL.add(Global.INSTALL_NON_MARKET_APPS);
1084            MOVED_TO_SECURE_THEN_GLOBAL.add(Global.USB_MASS_STORAGE_ENABLED);
1085            MOVED_TO_SECURE_THEN_GLOBAL.add(Global.HTTP_PROXY);
1086
1087            // these are moving directly from system to global
1088            MOVED_TO_GLOBAL.add(Settings.Global.AIRPLANE_MODE_ON);
1089            MOVED_TO_GLOBAL.add(Settings.Global.AIRPLANE_MODE_RADIOS);
1090            MOVED_TO_GLOBAL.add(Settings.Global.AIRPLANE_MODE_TOGGLEABLE_RADIOS);
1091            MOVED_TO_GLOBAL.add(Settings.Global.AUTO_TIME);
1092            MOVED_TO_GLOBAL.add(Settings.Global.AUTO_TIME_ZONE);
1093            MOVED_TO_GLOBAL.add(Settings.Global.CAR_DOCK_SOUND);
1094            MOVED_TO_GLOBAL.add(Settings.Global.CAR_UNDOCK_SOUND);
1095            MOVED_TO_GLOBAL.add(Settings.Global.DESK_DOCK_SOUND);
1096            MOVED_TO_GLOBAL.add(Settings.Global.DESK_UNDOCK_SOUND);
1097            MOVED_TO_GLOBAL.add(Settings.Global.DOCK_SOUNDS_ENABLED);
1098            MOVED_TO_GLOBAL.add(Settings.Global.LOCK_SOUND);
1099            MOVED_TO_GLOBAL.add(Settings.Global.UNLOCK_SOUND);
1100            MOVED_TO_GLOBAL.add(Settings.Global.LOW_BATTERY_SOUND);
1101            MOVED_TO_GLOBAL.add(Settings.Global.POWER_SOUNDS_ENABLED);
1102            MOVED_TO_GLOBAL.add(Settings.Global.STAY_ON_WHILE_PLUGGED_IN);
1103            MOVED_TO_GLOBAL.add(Settings.Global.WIFI_SLEEP_POLICY);
1104            MOVED_TO_GLOBAL.add(Settings.Global.MODE_RINGER);
1105            MOVED_TO_GLOBAL.add(Settings.Global.WINDOW_ANIMATION_SCALE);
1106            MOVED_TO_GLOBAL.add(Settings.Global.TRANSITION_ANIMATION_SCALE);
1107            MOVED_TO_GLOBAL.add(Settings.Global.ANIMATOR_DURATION_SCALE);
1108            MOVED_TO_GLOBAL.add(Settings.Global.FANCY_IME_ANIMATIONS);
1109            MOVED_TO_GLOBAL.add(Settings.Global.COMPATIBILITY_MODE);
1110            MOVED_TO_GLOBAL.add(Settings.Global.EMERGENCY_TONE);
1111            MOVED_TO_GLOBAL.add(Settings.Global.CALL_AUTO_RETRY);
1112            MOVED_TO_GLOBAL.add(Settings.Global.DEBUG_APP);
1113            MOVED_TO_GLOBAL.add(Settings.Global.WAIT_FOR_DEBUGGER);
1114            MOVED_TO_GLOBAL.add(Settings.Global.SHOW_PROCESSES);
1115            MOVED_TO_GLOBAL.add(Settings.Global.ALWAYS_FINISH_ACTIVITIES);
1116            MOVED_TO_GLOBAL.add(Settings.Global.TZINFO_UPDATE_CONTENT_URL);
1117            MOVED_TO_GLOBAL.add(Settings.Global.TZINFO_UPDATE_METADATA_URL);
1118            MOVED_TO_GLOBAL.add(Settings.Global.SELINUX_UPDATE_CONTENT_URL);
1119            MOVED_TO_GLOBAL.add(Settings.Global.SELINUX_UPDATE_METADATA_URL);
1120            MOVED_TO_GLOBAL.add(Settings.Global.SMS_SHORT_CODES_UPDATE_CONTENT_URL);
1121            MOVED_TO_GLOBAL.add(Settings.Global.SMS_SHORT_CODES_UPDATE_METADATA_URL);
1122            MOVED_TO_GLOBAL.add(Settings.Global.CERT_PIN_UPDATE_CONTENT_URL);
1123            MOVED_TO_GLOBAL.add(Settings.Global.CERT_PIN_UPDATE_METADATA_URL);
1124        }
1125
1126        /** @hide */
1127        public static void getMovedKeys(HashSet<String> outKeySet) {
1128            outKeySet.addAll(MOVED_TO_GLOBAL);
1129            outKeySet.addAll(MOVED_TO_SECURE_THEN_GLOBAL);
1130        }
1131
1132        /** @hide */
1133        public static void getNonLegacyMovedKeys(HashSet<String> outKeySet) {
1134            outKeySet.addAll(MOVED_TO_GLOBAL);
1135        }
1136
1137        /**
1138         * Look up a name in the database.
1139         * @param resolver to access the database with
1140         * @param name to look up in the table
1141         * @return the corresponding value, or null if not present
1142         */
1143        public static String getString(ContentResolver resolver, String name) {
1144            return getStringForUser(resolver, name, UserHandle.myUserId());
1145        }
1146
1147        /** @hide */
1148        public static String getStringForUser(ContentResolver resolver, String name,
1149                int userHandle) {
1150            if (MOVED_TO_SECURE.contains(name)) {
1151                Log.w(TAG, "Setting " + name + " has moved from android.provider.Settings.System"
1152                        + " to android.provider.Settings.Secure, returning read-only value.");
1153                return Secure.getStringForUser(resolver, name, userHandle);
1154            }
1155            if (MOVED_TO_GLOBAL.contains(name) || MOVED_TO_SECURE_THEN_GLOBAL.contains(name)) {
1156                Log.w(TAG, "Setting " + name + " has moved from android.provider.Settings.System"
1157                        + " to android.provider.Settings.Global, returning read-only value.");
1158                return Global.getStringForUser(resolver, name, userHandle);
1159            }
1160            return sNameValueCache.getStringForUser(resolver, name, userHandle);
1161        }
1162
1163        /**
1164         * Store a name/value pair into the database.
1165         * @param resolver to access the database with
1166         * @param name to store
1167         * @param value to associate with the name
1168         * @return true if the value was set, false on database errors
1169         */
1170        public static boolean putString(ContentResolver resolver, String name, String value) {
1171            return putStringForUser(resolver, name, value, UserHandle.myUserId());
1172        }
1173
1174        /** @hide */
1175        public static boolean putStringForUser(ContentResolver resolver, String name, String value,
1176                int userHandle) {
1177            if (MOVED_TO_SECURE.contains(name)) {
1178                Log.w(TAG, "Setting " + name + " has moved from android.provider.Settings.System"
1179                        + " to android.provider.Settings.Secure, value is unchanged.");
1180                return false;
1181            }
1182            if (MOVED_TO_GLOBAL.contains(name) || MOVED_TO_SECURE_THEN_GLOBAL.contains(name)) {
1183                Log.w(TAG, "Setting " + name + " has moved from android.provider.Settings.System"
1184                        + " to android.provider.Settings.Global, value is unchanged.");
1185                return false;
1186            }
1187            return sNameValueCache.putStringForUser(resolver, name, value, userHandle);
1188        }
1189
1190        /**
1191         * Construct the content URI for a particular name/value pair,
1192         * useful for monitoring changes with a ContentObserver.
1193         * @param name to look up in the table
1194         * @return the corresponding content URI, or null if not present
1195         */
1196        public static Uri getUriFor(String name) {
1197            if (MOVED_TO_SECURE.contains(name)) {
1198                Log.w(TAG, "Setting " + name + " has moved from android.provider.Settings.System"
1199                    + " to android.provider.Settings.Secure, returning Secure URI.");
1200                return Secure.getUriFor(Secure.CONTENT_URI, name);
1201            }
1202            if (MOVED_TO_GLOBAL.contains(name) || MOVED_TO_SECURE_THEN_GLOBAL.contains(name)) {
1203                Log.w(TAG, "Setting " + name + " has moved from android.provider.Settings.System"
1204                        + " to android.provider.Settings.Global, returning read-only global URI.");
1205                return Global.getUriFor(Global.CONTENT_URI, name);
1206            }
1207            return getUriFor(CONTENT_URI, name);
1208        }
1209
1210        /**
1211         * Convenience function for retrieving a single system settings value
1212         * as an integer.  Note that internally setting values are always
1213         * stored as strings; this function converts the string to an integer
1214         * for you.  The default value will be returned if the setting is
1215         * not defined or not an integer.
1216         *
1217         * @param cr The ContentResolver to access.
1218         * @param name The name of the setting to retrieve.
1219         * @param def Value to return if the setting is not defined.
1220         *
1221         * @return The setting's current value, or 'def' if it is not defined
1222         * or not a valid integer.
1223         */
1224        public static int getInt(ContentResolver cr, String name, int def) {
1225            return getIntForUser(cr, name, def, UserHandle.myUserId());
1226        }
1227
1228        /** @hide */
1229        public static int getIntForUser(ContentResolver cr, String name, int def, int userHandle) {
1230            String v = getStringForUser(cr, name, userHandle);
1231            try {
1232                return v != null ? Integer.parseInt(v) : def;
1233            } catch (NumberFormatException e) {
1234                return def;
1235            }
1236        }
1237
1238        /**
1239         * Convenience function for retrieving a single system settings value
1240         * as an integer.  Note that internally setting values are always
1241         * stored as strings; this function converts the string to an integer
1242         * for you.
1243         * <p>
1244         * This version does not take a default value.  If the setting has not
1245         * been set, or the string value is not a number,
1246         * it throws {@link SettingNotFoundException}.
1247         *
1248         * @param cr The ContentResolver to access.
1249         * @param name The name of the setting to retrieve.
1250         *
1251         * @throws SettingNotFoundException Thrown if a setting by the given
1252         * name can't be found or the setting value is not an integer.
1253         *
1254         * @return The setting's current value.
1255         */
1256        public static int getInt(ContentResolver cr, String name)
1257                throws SettingNotFoundException {
1258            return getIntForUser(cr, name, UserHandle.myUserId());
1259        }
1260
1261        /** @hide */
1262        public static int getIntForUser(ContentResolver cr, String name, int userHandle)
1263                throws SettingNotFoundException {
1264            String v = getStringForUser(cr, name, userHandle);
1265            try {
1266                return Integer.parseInt(v);
1267            } catch (NumberFormatException e) {
1268                throw new SettingNotFoundException(name);
1269            }
1270        }
1271
1272        /**
1273         * Convenience function for updating a single settings value as an
1274         * integer. This will either create a new entry in the table if the
1275         * given name does not exist, or modify the value of the existing row
1276         * with that name.  Note that internally setting values are always
1277         * stored as strings, so this function converts the given value to a
1278         * string before storing it.
1279         *
1280         * @param cr The ContentResolver to access.
1281         * @param name The name of the setting to modify.
1282         * @param value The new value for the setting.
1283         * @return true if the value was set, false on database errors
1284         */
1285        public static boolean putInt(ContentResolver cr, String name, int value) {
1286            return putIntForUser(cr, name, value, UserHandle.myUserId());
1287        }
1288
1289        /** @hide */
1290        public static boolean putIntForUser(ContentResolver cr, String name, int value,
1291                int userHandle) {
1292            return putStringForUser(cr, name, Integer.toString(value), userHandle);
1293        }
1294
1295        /**
1296         * Convenience function for retrieving a single system settings value
1297         * as a {@code long}.  Note that internally setting values are always
1298         * stored as strings; this function converts the string to a {@code long}
1299         * for you.  The default value will be returned if the setting is
1300         * not defined or not a {@code long}.
1301         *
1302         * @param cr The ContentResolver to access.
1303         * @param name The name of the setting to retrieve.
1304         * @param def Value to return if the setting is not defined.
1305         *
1306         * @return The setting's current value, or 'def' if it is not defined
1307         * or not a valid {@code long}.
1308         */
1309        public static long getLong(ContentResolver cr, String name, long def) {
1310            return getLongForUser(cr, name, def, UserHandle.myUserId());
1311        }
1312
1313        /** @hide */
1314        public static long getLongForUser(ContentResolver cr, String name, long def,
1315                int userHandle) {
1316            String valString = getStringForUser(cr, name, userHandle);
1317            long value;
1318            try {
1319                value = valString != null ? Long.parseLong(valString) : def;
1320            } catch (NumberFormatException e) {
1321                value = def;
1322            }
1323            return value;
1324        }
1325
1326        /**
1327         * Convenience function for retrieving a single system settings value
1328         * as a {@code long}.  Note that internally setting values are always
1329         * stored as strings; this function converts the string to a {@code long}
1330         * for you.
1331         * <p>
1332         * This version does not take a default value.  If the setting has not
1333         * been set, or the string value is not a number,
1334         * it throws {@link SettingNotFoundException}.
1335         *
1336         * @param cr The ContentResolver to access.
1337         * @param name The name of the setting to retrieve.
1338         *
1339         * @return The setting's current value.
1340         * @throws SettingNotFoundException Thrown if a setting by the given
1341         * name can't be found or the setting value is not an integer.
1342         */
1343        public static long getLong(ContentResolver cr, String name)
1344                throws SettingNotFoundException {
1345            return getLongForUser(cr, name, UserHandle.myUserId());
1346        }
1347
1348        /** @hide */
1349        public static long getLongForUser(ContentResolver cr, String name, int userHandle)
1350                throws SettingNotFoundException {
1351            String valString = getStringForUser(cr, name, userHandle);
1352            try {
1353                return Long.parseLong(valString);
1354            } catch (NumberFormatException e) {
1355                throw new SettingNotFoundException(name);
1356            }
1357        }
1358
1359        /**
1360         * Convenience function for updating a single settings value as a long
1361         * integer. This will either create a new entry in the table if the
1362         * given name does not exist, or modify the value of the existing row
1363         * with that name.  Note that internally setting values are always
1364         * stored as strings, so this function converts the given value to a
1365         * string before storing it.
1366         *
1367         * @param cr The ContentResolver to access.
1368         * @param name The name of the setting to modify.
1369         * @param value The new value for the setting.
1370         * @return true if the value was set, false on database errors
1371         */
1372        public static boolean putLong(ContentResolver cr, String name, long value) {
1373            return putLongForUser(cr, name, value, UserHandle.myUserId());
1374        }
1375
1376        /** @hide */
1377        public static boolean putLongForUser(ContentResolver cr, String name, long value,
1378                int userHandle) {
1379            return putStringForUser(cr, name, Long.toString(value), userHandle);
1380        }
1381
1382        /**
1383         * Convenience function for retrieving a single system settings value
1384         * as a floating point number.  Note that internally setting values are
1385         * always stored as strings; this function converts the string to an
1386         * float for you. The default value will be returned if the setting
1387         * is not defined or not a valid float.
1388         *
1389         * @param cr The ContentResolver to access.
1390         * @param name The name of the setting to retrieve.
1391         * @param def Value to return if the setting is not defined.
1392         *
1393         * @return The setting's current value, or 'def' if it is not defined
1394         * or not a valid float.
1395         */
1396        public static float getFloat(ContentResolver cr, String name, float def) {
1397            return getFloatForUser(cr, name, def, UserHandle.myUserId());
1398        }
1399
1400        /** @hide */
1401        public static float getFloatForUser(ContentResolver cr, String name, float def,
1402                int userHandle) {
1403            String v = getStringForUser(cr, name, userHandle);
1404            try {
1405                return v != null ? Float.parseFloat(v) : def;
1406            } catch (NumberFormatException e) {
1407                return def;
1408            }
1409        }
1410
1411        /**
1412         * Convenience function for retrieving a single system settings value
1413         * as a float.  Note that internally setting values are always
1414         * stored as strings; this function converts the string to a float
1415         * for you.
1416         * <p>
1417         * This version does not take a default value.  If the setting has not
1418         * been set, or the string value is not a number,
1419         * it throws {@link SettingNotFoundException}.
1420         *
1421         * @param cr The ContentResolver to access.
1422         * @param name The name of the setting to retrieve.
1423         *
1424         * @throws SettingNotFoundException Thrown if a setting by the given
1425         * name can't be found or the setting value is not a float.
1426         *
1427         * @return The setting's current value.
1428         */
1429        public static float getFloat(ContentResolver cr, String name)
1430                throws SettingNotFoundException {
1431            return getFloatForUser(cr, name, UserHandle.myUserId());
1432        }
1433
1434        /** @hide */
1435        public static float getFloatForUser(ContentResolver cr, String name, int userHandle)
1436                throws SettingNotFoundException {
1437            String v = getStringForUser(cr, name, userHandle);
1438            if (v == null) {
1439                throw new SettingNotFoundException(name);
1440            }
1441            try {
1442                return Float.parseFloat(v);
1443            } catch (NumberFormatException e) {
1444                throw new SettingNotFoundException(name);
1445            }
1446        }
1447
1448        /**
1449         * Convenience function for updating a single settings value as a
1450         * floating point number. This will either create a new entry in the
1451         * table if the given name does not exist, or modify the value of the
1452         * existing row with that name.  Note that internally setting values
1453         * are always stored as strings, so this function converts the given
1454         * value to a string before storing it.
1455         *
1456         * @param cr The ContentResolver to access.
1457         * @param name The name of the setting to modify.
1458         * @param value The new value for the setting.
1459         * @return true if the value was set, false on database errors
1460         */
1461        public static boolean putFloat(ContentResolver cr, String name, float value) {
1462            return putFloatForUser(cr, name, value, UserHandle.myUserId());
1463        }
1464
1465        /** @hide */
1466        public static boolean putFloatForUser(ContentResolver cr, String name, float value,
1467                int userHandle) {
1468            return putStringForUser(cr, name, Float.toString(value), userHandle);
1469        }
1470
1471        /**
1472         * Convenience function to read all of the current
1473         * configuration-related settings into a
1474         * {@link Configuration} object.
1475         *
1476         * @param cr The ContentResolver to access.
1477         * @param outConfig Where to place the configuration settings.
1478         */
1479        public static void getConfiguration(ContentResolver cr, Configuration outConfig) {
1480            getConfigurationForUser(cr, outConfig, UserHandle.myUserId());
1481        }
1482
1483        /** @hide */
1484        public static void getConfigurationForUser(ContentResolver cr, Configuration outConfig,
1485                int userHandle) {
1486            outConfig.fontScale = Settings.System.getFloatForUser(
1487                cr, FONT_SCALE, outConfig.fontScale, userHandle);
1488            if (outConfig.fontScale < 0) {
1489                outConfig.fontScale = 1;
1490            }
1491        }
1492
1493        /**
1494         * @hide Erase the fields in the Configuration that should be applied
1495         * by the settings.
1496         */
1497        public static void clearConfiguration(Configuration inoutConfig) {
1498            inoutConfig.fontScale = 0;
1499        }
1500
1501        /**
1502         * Convenience function to write a batch of configuration-related
1503         * settings from a {@link Configuration} object.
1504         *
1505         * @param cr The ContentResolver to access.
1506         * @param config The settings to write.
1507         * @return true if the values were set, false on database errors
1508         */
1509        public static boolean putConfiguration(ContentResolver cr, Configuration config) {
1510            return putConfigurationForUser(cr, config, UserHandle.myUserId());
1511        }
1512
1513        /** @hide */
1514        public static boolean putConfigurationForUser(ContentResolver cr, Configuration config,
1515                int userHandle) {
1516            return Settings.System.putFloatForUser(cr, FONT_SCALE, config.fontScale, userHandle);
1517        }
1518
1519        /** @hide */
1520        public static boolean hasInterestingConfigurationChanges(int changes) {
1521            return (changes&ActivityInfo.CONFIG_FONT_SCALE) != 0;
1522        }
1523
1524        /** @deprecated - Do not use */
1525        @Deprecated
1526        public static boolean getShowGTalkServiceStatus(ContentResolver cr) {
1527            return getShowGTalkServiceStatusForUser(cr, UserHandle.myUserId());
1528        }
1529
1530        /**
1531         * @hide
1532         * @deprecated - Do not use
1533         */
1534        public static boolean getShowGTalkServiceStatusForUser(ContentResolver cr,
1535                int userHandle) {
1536            return getIntForUser(cr, SHOW_GTALK_SERVICE_STATUS, 0, userHandle) != 0;
1537        }
1538
1539        /** @deprecated - Do not use */
1540        @Deprecated
1541        public static void setShowGTalkServiceStatus(ContentResolver cr, boolean flag) {
1542            setShowGTalkServiceStatusForUser(cr, flag, UserHandle.myUserId());
1543        }
1544
1545        /**
1546         * @hide
1547         * @deprecated - Do not use
1548         */
1549        @Deprecated
1550        public static void setShowGTalkServiceStatusForUser(ContentResolver cr, boolean flag,
1551                int userHandle) {
1552            putIntForUser(cr, SHOW_GTALK_SERVICE_STATUS, flag ? 1 : 0, userHandle);
1553        }
1554
1555        /**
1556         * @deprecated Use {@link android.provider.Settings.Global#STAY_ON_WHILE_PLUGGED_IN} instead
1557         */
1558        @Deprecated
1559        public static final String STAY_ON_WHILE_PLUGGED_IN = Global.STAY_ON_WHILE_PLUGGED_IN;
1560
1561        /**
1562         * What happens when the user presses the end call button if they're not
1563         * on a call.<br/>
1564         * <b>Values:</b><br/>
1565         * 0 - The end button does nothing.<br/>
1566         * 1 - The end button goes to the home screen.<br/>
1567         * 2 - The end button puts the device to sleep and locks the keyguard.<br/>
1568         * 3 - The end button goes to the home screen.  If the user is already on the
1569         * home screen, it puts the device to sleep.
1570         */
1571        public static final String END_BUTTON_BEHAVIOR = "end_button_behavior";
1572
1573        /**
1574         * END_BUTTON_BEHAVIOR value for "go home".
1575         * @hide
1576         */
1577        public static final int END_BUTTON_BEHAVIOR_HOME = 0x1;
1578
1579        /**
1580         * END_BUTTON_BEHAVIOR value for "go to sleep".
1581         * @hide
1582         */
1583        public static final int END_BUTTON_BEHAVIOR_SLEEP = 0x2;
1584
1585        /**
1586         * END_BUTTON_BEHAVIOR default value.
1587         * @hide
1588         */
1589        public static final int END_BUTTON_BEHAVIOR_DEFAULT = END_BUTTON_BEHAVIOR_SLEEP;
1590
1591        /**
1592         * Is advanced settings mode turned on. 0 == no, 1 == yes
1593         * @hide
1594         */
1595        public static final String ADVANCED_SETTINGS = "advanced_settings";
1596
1597        /**
1598         * ADVANCED_SETTINGS default value.
1599         * @hide
1600         */
1601        public static final int ADVANCED_SETTINGS_DEFAULT = 0;
1602
1603        /**
1604         * @deprecated Use {@link android.provider.Settings.Global#AIRPLANE_MODE_ON} instead
1605         */
1606        @Deprecated
1607        public static final String AIRPLANE_MODE_ON = Global.AIRPLANE_MODE_ON;
1608
1609        /**
1610         * @deprecated Use {@link android.provider.Settings.Global#RADIO_BLUETOOTH} instead
1611         */
1612        @Deprecated
1613        public static final String RADIO_BLUETOOTH = Global.RADIO_BLUETOOTH;
1614
1615        /**
1616         * @deprecated Use {@link android.provider.Settings.Global#RADIO_WIFI} instead
1617         */
1618        @Deprecated
1619        public static final String RADIO_WIFI = Global.RADIO_WIFI;
1620
1621        /**
1622         * @deprecated Use {@link android.provider.Settings.Global#RADIO_WIMAX} instead
1623         * {@hide}
1624         */
1625        @Deprecated
1626        public static final String RADIO_WIMAX = Global.RADIO_WIMAX;
1627
1628        /**
1629         * @deprecated Use {@link android.provider.Settings.Global#RADIO_CELL} instead
1630         */
1631        @Deprecated
1632        public static final String RADIO_CELL = Global.RADIO_CELL;
1633
1634        /**
1635         * @deprecated Use {@link android.provider.Settings.Global#RADIO_NFC} instead
1636         */
1637        @Deprecated
1638        public static final String RADIO_NFC = Global.RADIO_NFC;
1639
1640        /**
1641         * @deprecated Use {@link android.provider.Settings.Global#AIRPLANE_MODE_RADIOS} instead
1642         */
1643        @Deprecated
1644        public static final String AIRPLANE_MODE_RADIOS = Global.AIRPLANE_MODE_RADIOS;
1645
1646        /**
1647         * @deprecated Use {@link android.provider.Settings.Global#AIRPLANE_MODE_TOGGLEABLE_RADIOS} instead
1648         *
1649         * {@hide}
1650         */
1651        @Deprecated
1652        public static final String AIRPLANE_MODE_TOGGLEABLE_RADIOS =
1653                Global.AIRPLANE_MODE_TOGGLEABLE_RADIOS;
1654
1655        /**
1656         * @deprecated Use {@link android.provider.Settings.Global#WIFI_SLEEP_POLICY} instead
1657         */
1658        @Deprecated
1659        public static final String WIFI_SLEEP_POLICY = Global.WIFI_SLEEP_POLICY;
1660
1661        /**
1662         * @deprecated Use {@link android.provider.Settings.Global#WIFI_SLEEP_POLICY_DEFAULT} instead
1663         */
1664        @Deprecated
1665        public static final int WIFI_SLEEP_POLICY_DEFAULT = Global.WIFI_SLEEP_POLICY_DEFAULT;
1666
1667        /**
1668         * @deprecated Use {@link android.provider.Settings.Global#WIFI_SLEEP_POLICY_NEVER_WHILE_PLUGGED} instead
1669         */
1670        @Deprecated
1671        public static final int WIFI_SLEEP_POLICY_NEVER_WHILE_PLUGGED =
1672                Global.WIFI_SLEEP_POLICY_NEVER_WHILE_PLUGGED;
1673
1674        /**
1675         * @deprecated Use {@link android.provider.Settings.Global#WIFI_SLEEP_POLICY_NEVER} instead
1676         */
1677        @Deprecated
1678        public static final int WIFI_SLEEP_POLICY_NEVER = Global.WIFI_SLEEP_POLICY_NEVER;
1679
1680        /**
1681         * @deprecated Use {@link android.provider.Settings.Global#MODE_RINGER} instead
1682         */
1683        @Deprecated
1684        public static final String MODE_RINGER = Global.MODE_RINGER;
1685
1686        /**
1687         * Whether to use static IP and other static network attributes.
1688         * <p>
1689         * Set to 1 for true and 0 for false.
1690         *
1691         * @deprecated Use {@link WifiManager} instead
1692         */
1693        @Deprecated
1694        public static final String WIFI_USE_STATIC_IP = "wifi_use_static_ip";
1695
1696        /**
1697         * The static IP address.
1698         * <p>
1699         * Example: "192.168.1.51"
1700         *
1701         * @deprecated Use {@link WifiManager} instead
1702         */
1703        @Deprecated
1704        public static final String WIFI_STATIC_IP = "wifi_static_ip";
1705
1706        /**
1707         * If using static IP, the gateway's IP address.
1708         * <p>
1709         * Example: "192.168.1.1"
1710         *
1711         * @deprecated Use {@link WifiManager} instead
1712         */
1713        @Deprecated
1714        public static final String WIFI_STATIC_GATEWAY = "wifi_static_gateway";
1715
1716        /**
1717         * If using static IP, the net mask.
1718         * <p>
1719         * Example: "255.255.255.0"
1720         *
1721         * @deprecated Use {@link WifiManager} instead
1722         */
1723        @Deprecated
1724        public static final String WIFI_STATIC_NETMASK = "wifi_static_netmask";
1725
1726        /**
1727         * If using static IP, the primary DNS's IP address.
1728         * <p>
1729         * Example: "192.168.1.1"
1730         *
1731         * @deprecated Use {@link WifiManager} instead
1732         */
1733        @Deprecated
1734        public static final String WIFI_STATIC_DNS1 = "wifi_static_dns1";
1735
1736        /**
1737         * If using static IP, the secondary DNS's IP address.
1738         * <p>
1739         * Example: "192.168.1.2"
1740         *
1741         * @deprecated Use {@link WifiManager} instead
1742         */
1743        @Deprecated
1744        public static final String WIFI_STATIC_DNS2 = "wifi_static_dns2";
1745
1746
1747        /**
1748         * Determines whether remote devices may discover and/or connect to
1749         * this device.
1750         * <P>Type: INT</P>
1751         * 2 -- discoverable and connectable
1752         * 1 -- connectable but not discoverable
1753         * 0 -- neither connectable nor discoverable
1754         */
1755        public static final String BLUETOOTH_DISCOVERABILITY =
1756            "bluetooth_discoverability";
1757
1758        /**
1759         * Bluetooth discoverability timeout.  If this value is nonzero, then
1760         * Bluetooth becomes discoverable for a certain number of seconds,
1761         * after which is becomes simply connectable.  The value is in seconds.
1762         */
1763        public static final String BLUETOOTH_DISCOVERABILITY_TIMEOUT =
1764            "bluetooth_discoverability_timeout";
1765
1766        /**
1767         * @deprecated Use {@link android.provider.Settings.Secure#LOCK_PATTERN_ENABLED}
1768         * instead
1769         */
1770        @Deprecated
1771        public static final String LOCK_PATTERN_ENABLED = Secure.LOCK_PATTERN_ENABLED;
1772
1773        /**
1774         * @deprecated Use {@link android.provider.Settings.Secure#LOCK_PATTERN_VISIBLE}
1775         * instead
1776         */
1777        @Deprecated
1778        public static final String LOCK_PATTERN_VISIBLE = "lock_pattern_visible_pattern";
1779
1780        /**
1781         * @deprecated Use
1782         * {@link android.provider.Settings.Secure#LOCK_PATTERN_TACTILE_FEEDBACK_ENABLED}
1783         * instead
1784         */
1785        @Deprecated
1786        public static final String LOCK_PATTERN_TACTILE_FEEDBACK_ENABLED =
1787            "lock_pattern_tactile_feedback_enabled";
1788
1789
1790        /**
1791         * A formatted string of the next alarm that is set, or the empty string
1792         * if there is no alarm set.
1793         */
1794        public static final String NEXT_ALARM_FORMATTED = "next_alarm_formatted";
1795
1796        /**
1797         * Scaling factor for fonts, float.
1798         */
1799        public static final String FONT_SCALE = "font_scale";
1800
1801        /**
1802         * Name of an application package to be debugged.
1803         *
1804         * @deprecated Use {@link Global#DEBUG_APP} instead
1805         */
1806        @Deprecated
1807        public static final String DEBUG_APP = Global.DEBUG_APP;
1808
1809        /**
1810         * If 1, when launching DEBUG_APP it will wait for the debugger before
1811         * starting user code.  If 0, it will run normally.
1812         *
1813         * @deprecated Use {@link Global#WAIT_FOR_DEBUGGER} instead
1814         */
1815        @Deprecated
1816        public static final String WAIT_FOR_DEBUGGER = Global.WAIT_FOR_DEBUGGER;
1817
1818        /**
1819         * Whether or not to dim the screen. 0=no  1=yes
1820         * @deprecated This setting is no longer used.
1821         */
1822        @Deprecated
1823        public static final String DIM_SCREEN = "dim_screen";
1824
1825        /**
1826         * The timeout before the screen turns off.
1827         */
1828        public static final String SCREEN_OFF_TIMEOUT = "screen_off_timeout";
1829
1830        /**
1831         * The screen backlight brightness between 0 and 255.
1832         */
1833        public static final String SCREEN_BRIGHTNESS = "screen_brightness";
1834
1835        /**
1836         * Control whether to enable automatic brightness mode.
1837         */
1838        public static final String SCREEN_BRIGHTNESS_MODE = "screen_brightness_mode";
1839
1840        /**
1841         * Adjustment to auto-brightness to make it generally more (>0.0 <1.0)
1842         * or less (<0.0 >-1.0) bright.
1843         * @hide
1844         */
1845        public static final String SCREEN_AUTO_BRIGHTNESS_ADJ = "screen_auto_brightness_adj";
1846
1847        /**
1848         * SCREEN_BRIGHTNESS_MODE value for manual mode.
1849         */
1850        public static final int SCREEN_BRIGHTNESS_MODE_MANUAL = 0;
1851
1852        /**
1853         * SCREEN_BRIGHTNESS_MODE value for automatic mode.
1854         */
1855        public static final int SCREEN_BRIGHTNESS_MODE_AUTOMATIC = 1;
1856
1857        /**
1858         * Control whether the process CPU usage meter should be shown.
1859         *
1860         * @deprecated Use {@link Global#SHOW_PROCESSES} instead
1861         */
1862        @Deprecated
1863        public static final String SHOW_PROCESSES = Global.SHOW_PROCESSES;
1864
1865        /**
1866         * If 1, the activity manager will aggressively finish activities and
1867         * processes as soon as they are no longer needed.  If 0, the normal
1868         * extended lifetime is used.
1869         *
1870         * @deprecated Use {@link Global#ALWAYS_FINISH_ACTIVITIES} instead
1871         */
1872        @Deprecated
1873        public static final String ALWAYS_FINISH_ACTIVITIES = Global.ALWAYS_FINISH_ACTIVITIES;
1874
1875        /**
1876         * Determines which streams are affected by ringer mode changes. The
1877         * stream type's bit should be set to 1 if it should be muted when going
1878         * into an inaudible ringer mode.
1879         */
1880        public static final String MODE_RINGER_STREAMS_AFFECTED = "mode_ringer_streams_affected";
1881
1882         /**
1883          * Determines which streams are affected by mute. The
1884          * stream type's bit should be set to 1 if it should be muted when a mute request
1885          * is received.
1886          */
1887         public static final String MUTE_STREAMS_AFFECTED = "mute_streams_affected";
1888
1889        /**
1890         * Whether vibrate is on for different events. This is used internally,
1891         * changing this value will not change the vibrate. See AudioManager.
1892         */
1893        public static final String VIBRATE_ON = "vibrate_on";
1894
1895        /**
1896         * If 1, redirects the system vibrator to all currently attached input devices
1897         * that support vibration.  If there are no such input devices, then the system
1898         * vibrator is used instead.
1899         * If 0, does not register the system vibrator.
1900         *
1901         * This setting is mainly intended to provide a compatibility mechanism for
1902         * applications that only know about the system vibrator and do not use the
1903         * input device vibrator API.
1904         *
1905         * @hide
1906         */
1907        public static final String VIBRATE_INPUT_DEVICES = "vibrate_input_devices";
1908
1909        /**
1910         * Ringer volume. This is used internally, changing this value will not
1911         * change the volume. See AudioManager.
1912         */
1913        public static final String VOLUME_RING = "volume_ring";
1914
1915        /**
1916         * System/notifications volume. This is used internally, changing this
1917         * value will not change the volume. See AudioManager.
1918         */
1919        public static final String VOLUME_SYSTEM = "volume_system";
1920
1921        /**
1922         * Voice call volume. This is used internally, changing this value will
1923         * not change the volume. See AudioManager.
1924         */
1925        public static final String VOLUME_VOICE = "volume_voice";
1926
1927        /**
1928         * Music/media/gaming volume. This is used internally, changing this
1929         * value will not change the volume. See AudioManager.
1930         */
1931        public static final String VOLUME_MUSIC = "volume_music";
1932
1933        /**
1934         * Alarm volume. This is used internally, changing this
1935         * value will not change the volume. See AudioManager.
1936         */
1937        public static final String VOLUME_ALARM = "volume_alarm";
1938
1939        /**
1940         * Notification volume. This is used internally, changing this
1941         * value will not change the volume. See AudioManager.
1942         */
1943        public static final String VOLUME_NOTIFICATION = "volume_notification";
1944
1945        /**
1946         * Bluetooth Headset volume. This is used internally, changing this value will
1947         * not change the volume. See AudioManager.
1948         */
1949        public static final String VOLUME_BLUETOOTH_SCO = "volume_bluetooth_sco";
1950
1951        /**
1952         * Master volume (float in the range 0.0f to 1.0f).
1953         * @hide
1954         */
1955        public static final String VOLUME_MASTER = "volume_master";
1956
1957        /**
1958         * Master volume mute (int 1 = mute, 0 = not muted).
1959         *
1960         * @hide
1961         */
1962        public static final String VOLUME_MASTER_MUTE = "volume_master_mute";
1963
1964        /**
1965         * Whether the notifications should use the ring volume (value of 1) or
1966         * a separate notification volume (value of 0). In most cases, users
1967         * will have this enabled so the notification and ringer volumes will be
1968         * the same. However, power users can disable this and use the separate
1969         * notification volume control.
1970         * <p>
1971         * Note: This is a one-off setting that will be removed in the future
1972         * when there is profile support. For this reason, it is kept hidden
1973         * from the public APIs.
1974         *
1975         * @hide
1976         * @deprecated
1977         */
1978        @Deprecated
1979        public static final String NOTIFICATIONS_USE_RING_VOLUME =
1980            "notifications_use_ring_volume";
1981
1982        /**
1983         * Whether silent mode should allow vibration feedback. This is used
1984         * internally in AudioService and the Sound settings activity to
1985         * coordinate decoupling of vibrate and silent modes. This setting
1986         * will likely be removed in a future release with support for
1987         * audio/vibe feedback profiles.
1988         *
1989         * Not used anymore. On devices with vibrator, the user explicitly selects
1990         * silent or vibrate mode.
1991         * Kept for use by legacy database upgrade code in DatabaseHelper.
1992         * @hide
1993         */
1994        public static final String VIBRATE_IN_SILENT = "vibrate_in_silent";
1995
1996        /**
1997         * The mapping of stream type (integer) to its setting.
1998         */
1999        public static final String[] VOLUME_SETTINGS = {
2000            VOLUME_VOICE, VOLUME_SYSTEM, VOLUME_RING, VOLUME_MUSIC,
2001            VOLUME_ALARM, VOLUME_NOTIFICATION, VOLUME_BLUETOOTH_SCO
2002        };
2003
2004        /**
2005         * Appended to various volume related settings to record the previous
2006         * values before they the settings were affected by a silent/vibrate
2007         * ringer mode change.
2008         */
2009        public static final String APPEND_FOR_LAST_AUDIBLE = "_last_audible";
2010
2011        /**
2012         * Persistent store for the system-wide default ringtone URI.
2013         * <p>
2014         * If you need to play the default ringtone at any given time, it is recommended
2015         * you give {@link #DEFAULT_RINGTONE_URI} to the media player.  It will resolve
2016         * to the set default ringtone at the time of playing.
2017         *
2018         * @see #DEFAULT_RINGTONE_URI
2019         */
2020        public static final String RINGTONE = "ringtone";
2021
2022        /**
2023         * A {@link Uri} that will point to the current default ringtone at any
2024         * given time.
2025         * <p>
2026         * If the current default ringtone is in the DRM provider and the caller
2027         * does not have permission, the exception will be a
2028         * FileNotFoundException.
2029         */
2030        public static final Uri DEFAULT_RINGTONE_URI = getUriFor(RINGTONE);
2031
2032        /**
2033         * Persistent store for the system-wide default notification sound.
2034         *
2035         * @see #RINGTONE
2036         * @see #DEFAULT_NOTIFICATION_URI
2037         */
2038        public static final String NOTIFICATION_SOUND = "notification_sound";
2039
2040        /**
2041         * A {@link Uri} that will point to the current default notification
2042         * sound at any given time.
2043         *
2044         * @see #DEFAULT_RINGTONE_URI
2045         */
2046        public static final Uri DEFAULT_NOTIFICATION_URI = getUriFor(NOTIFICATION_SOUND);
2047
2048        /**
2049         * Persistent store for the system-wide default alarm alert.
2050         *
2051         * @see #RINGTONE
2052         * @see #DEFAULT_ALARM_ALERT_URI
2053         */
2054        public static final String ALARM_ALERT = "alarm_alert";
2055
2056        /**
2057         * A {@link Uri} that will point to the current default alarm alert at
2058         * any given time.
2059         *
2060         * @see #DEFAULT_ALARM_ALERT_URI
2061         */
2062        public static final Uri DEFAULT_ALARM_ALERT_URI = getUriFor(ALARM_ALERT);
2063
2064        /**
2065         * Persistent store for the system default media button event receiver.
2066         *
2067         * @hide
2068         */
2069        public static final String MEDIA_BUTTON_RECEIVER = "media_button_receiver";
2070
2071        /**
2072         * Setting to enable Auto Replace (AutoText) in text editors. 1 = On, 0 = Off
2073         */
2074        public static final String TEXT_AUTO_REPLACE = "auto_replace";
2075
2076        /**
2077         * Setting to enable Auto Caps in text editors. 1 = On, 0 = Off
2078         */
2079        public static final String TEXT_AUTO_CAPS = "auto_caps";
2080
2081        /**
2082         * Setting to enable Auto Punctuate in text editors. 1 = On, 0 = Off. This
2083         * feature converts two spaces to a "." and space.
2084         */
2085        public static final String TEXT_AUTO_PUNCTUATE = "auto_punctuate";
2086
2087        /**
2088         * Setting to showing password characters in text editors. 1 = On, 0 = Off
2089         */
2090        public static final String TEXT_SHOW_PASSWORD = "show_password";
2091
2092        public static final String SHOW_GTALK_SERVICE_STATUS =
2093                "SHOW_GTALK_SERVICE_STATUS";
2094
2095        /**
2096         * Name of activity to use for wallpaper on the home screen.
2097         *
2098         * @deprecated Use {@link WallpaperManager} instead.
2099         */
2100        @Deprecated
2101        public static final String WALLPAPER_ACTIVITY = "wallpaper_activity";
2102
2103        /**
2104         * @deprecated Use {@link android.provider.Settings.Global#AUTO_TIME}
2105         * instead
2106         */
2107        @Deprecated
2108        public static final String AUTO_TIME = Global.AUTO_TIME;
2109
2110        /**
2111         * @deprecated Use {@link android.provider.Settings.Global#AUTO_TIME_ZONE}
2112         * instead
2113         */
2114        @Deprecated
2115        public static final String AUTO_TIME_ZONE = Global.AUTO_TIME_ZONE;
2116
2117        /**
2118         * Display times as 12 or 24 hours
2119         *   12
2120         *   24
2121         */
2122        public static final String TIME_12_24 = "time_12_24";
2123
2124        /**
2125         * Date format string
2126         *   mm/dd/yyyy
2127         *   dd/mm/yyyy
2128         *   yyyy/mm/dd
2129         */
2130        public static final String DATE_FORMAT = "date_format";
2131
2132        /**
2133         * Whether the setup wizard has been run before (on first boot), or if
2134         * it still needs to be run.
2135         *
2136         * nonzero = it has been run in the past
2137         * 0 = it has not been run in the past
2138         */
2139        public static final String SETUP_WIZARD_HAS_RUN = "setup_wizard_has_run";
2140
2141        /**
2142         * Scaling factor for normal window animations. Setting to 0 will disable window
2143         * animations.
2144         *
2145         * @deprecated Use {@link Global#WINDOW_ANIMATION_SCALE} instead
2146         */
2147        @Deprecated
2148        public static final String WINDOW_ANIMATION_SCALE = Global.WINDOW_ANIMATION_SCALE;
2149
2150        /**
2151         * Scaling factor for activity transition animations. Setting to 0 will disable window
2152         * animations.
2153         *
2154         * @deprecated Use {@link Global#TRANSITION_ANIMATION_SCALE} instead
2155         */
2156        @Deprecated
2157        public static final String TRANSITION_ANIMATION_SCALE = Global.TRANSITION_ANIMATION_SCALE;
2158
2159        /**
2160         * Scaling factor for Animator-based animations. This affects both the start delay and
2161         * duration of all such animations. Setting to 0 will cause animations to end immediately.
2162         * The default value is 1.
2163         *
2164         * @deprecated Use {@link Global#ANIMATOR_DURATION_SCALE} instead
2165         */
2166        @Deprecated
2167        public static final String ANIMATOR_DURATION_SCALE = Global.ANIMATOR_DURATION_SCALE;
2168
2169        /**
2170         * Control whether the accelerometer will be used to change screen
2171         * orientation.  If 0, it will not be used unless explicitly requested
2172         * by the application; if 1, it will be used by default unless explicitly
2173         * disabled by the application.
2174         */
2175        public static final String ACCELEROMETER_ROTATION = "accelerometer_rotation";
2176
2177        /**
2178         * Default screen rotation when no other policy applies.
2179         * When {@link #ACCELEROMETER_ROTATION} is zero and no on-screen Activity expresses a
2180         * preference, this rotation value will be used. Must be one of the
2181         * {@link android.view.Surface#ROTATION_0 Surface rotation constants}.
2182         *
2183         * @see Display#getRotation
2184         */
2185        public static final String USER_ROTATION = "user_rotation";
2186
2187        /**
2188         * Control whether the rotation lock toggle in the System UI should be hidden.
2189         * Typically this is done for accessibility purposes to make it harder for
2190         * the user to accidentally toggle the rotation lock while the display rotation
2191         * has been locked for accessibility.
2192         *
2193         * If 0, then rotation lock toggle is not hidden for accessibility (although it may be
2194         * unavailable for other reasons).  If 1, then the rotation lock toggle is hidden.
2195         *
2196         * @hide
2197         */
2198        public static final String HIDE_ROTATION_LOCK_TOGGLE_FOR_ACCESSIBILITY =
2199                "hide_rotation_lock_toggle_for_accessibility";
2200
2201        /**
2202         * Whether the phone vibrates when it is ringing due to an incoming call. This will
2203         * be used by Phone and Setting apps; it shouldn't affect other apps.
2204         * The value is boolean (1 or 0).
2205         *
2206         * Note: this is not same as "vibrate on ring", which had been available until ICS.
2207         * It was about AudioManager's setting and thus affected all the applications which
2208         * relied on the setting, while this is purely about the vibration setting for incoming
2209         * calls.
2210         *
2211         * @hide
2212         */
2213        public static final String VIBRATE_WHEN_RINGING = "vibrate_when_ringing";
2214
2215        /**
2216         * Whether the audible DTMF tones are played by the dialer when dialing. The value is
2217         * boolean (1 or 0).
2218         */
2219        public static final String DTMF_TONE_WHEN_DIALING = "dtmf_tone";
2220
2221        /**
2222         * CDMA only settings
2223         * DTMF tone type played by the dialer when dialing.
2224         *                 0 = Normal
2225         *                 1 = Long
2226         * @hide
2227         */
2228        public static final String DTMF_TONE_TYPE_WHEN_DIALING = "dtmf_tone_type";
2229
2230        /**
2231         * Whether the hearing aid is enabled. The value is
2232         * boolean (1 or 0).
2233         * @hide
2234         */
2235        public static final String HEARING_AID = "hearing_aid";
2236
2237        /**
2238         * CDMA only settings
2239         * TTY Mode
2240         * 0 = OFF
2241         * 1 = FULL
2242         * 2 = VCO
2243         * 3 = HCO
2244         * @hide
2245         */
2246        public static final String TTY_MODE = "tty_mode";
2247
2248        /**
2249         * Whether the sounds effects (key clicks, lid open ...) are enabled. The value is
2250         * boolean (1 or 0).
2251         */
2252        public static final String SOUND_EFFECTS_ENABLED = "sound_effects_enabled";
2253
2254        /**
2255         * Whether the haptic feedback (long presses, ...) are enabled. The value is
2256         * boolean (1 or 0).
2257         */
2258        public static final String HAPTIC_FEEDBACK_ENABLED = "haptic_feedback_enabled";
2259
2260        /**
2261         * @deprecated Each application that shows web suggestions should have its own
2262         * setting for this.
2263         */
2264        @Deprecated
2265        public static final String SHOW_WEB_SUGGESTIONS = "show_web_suggestions";
2266
2267        /**
2268         * Whether the notification LED should repeatedly flash when a notification is
2269         * pending. The value is boolean (1 or 0).
2270         * @hide
2271         */
2272        public static final String NOTIFICATION_LIGHT_PULSE = "notification_light_pulse";
2273
2274        /**
2275         * Show pointer location on screen?
2276         * 0 = no
2277         * 1 = yes
2278         * @hide
2279         */
2280        public static final String POINTER_LOCATION = "pointer_location";
2281
2282        /**
2283         * Show touch positions on screen?
2284         * 0 = no
2285         * 1 = yes
2286         * @hide
2287         */
2288        public static final String SHOW_TOUCHES = "show_touches";
2289
2290        /**
2291         * Log raw orientation data from {@link WindowOrientationListener} for use with the
2292         * orientationplot.py tool.
2293         * 0 = no
2294         * 1 = yes
2295         * @hide
2296         */
2297        public static final String WINDOW_ORIENTATION_LISTENER_LOG =
2298                "window_orientation_listener_log";
2299
2300        /**
2301         * @deprecated Use {@link android.provider.Settings.Global#POWER_SOUNDS_ENABLED}
2302         * instead
2303         * @hide
2304         */
2305        @Deprecated
2306        public static final String POWER_SOUNDS_ENABLED = Global.POWER_SOUNDS_ENABLED;
2307
2308        /**
2309         * @deprecated Use {@link android.provider.Settings.Global#DOCK_SOUNDS_ENABLED}
2310         * instead
2311         * @hide
2312         */
2313        @Deprecated
2314        public static final String DOCK_SOUNDS_ENABLED = Global.DOCK_SOUNDS_ENABLED;
2315
2316        /**
2317         * Whether to play sounds when the keyguard is shown and dismissed.
2318         * @hide
2319         */
2320        public static final String LOCKSCREEN_SOUNDS_ENABLED = "lockscreen_sounds_enabled";
2321
2322        /**
2323         * Whether the lockscreen should be completely disabled.
2324         * @hide
2325         */
2326        public static final String LOCKSCREEN_DISABLED = "lockscreen.disabled";
2327
2328        /**
2329         * @deprecated Use {@link android.provider.Settings.Global#LOW_BATTERY_SOUND}
2330         * instead
2331         * @hide
2332         */
2333        @Deprecated
2334        public static final String LOW_BATTERY_SOUND = Global.LOW_BATTERY_SOUND;
2335
2336        /**
2337         * @deprecated Use {@link android.provider.Settings.Global#DESK_DOCK_SOUND}
2338         * instead
2339         * @hide
2340         */
2341        @Deprecated
2342        public static final String DESK_DOCK_SOUND = Global.DESK_DOCK_SOUND;
2343
2344        /**
2345         * @deprecated Use {@link android.provider.Settings.Global#DESK_UNDOCK_SOUND}
2346         * instead
2347         * @hide
2348         */
2349        @Deprecated
2350        public static final String DESK_UNDOCK_SOUND = Global.DESK_UNDOCK_SOUND;
2351
2352        /**
2353         * @deprecated Use {@link android.provider.Settings.Global#CAR_DOCK_SOUND}
2354         * instead
2355         * @hide
2356         */
2357        @Deprecated
2358        public static final String CAR_DOCK_SOUND = Global.CAR_DOCK_SOUND;
2359
2360        /**
2361         * @deprecated Use {@link android.provider.Settings.Global#CAR_UNDOCK_SOUND}
2362         * instead
2363         * @hide
2364         */
2365        @Deprecated
2366        public static final String CAR_UNDOCK_SOUND = Global.CAR_UNDOCK_SOUND;
2367
2368        /**
2369         * @deprecated Use {@link android.provider.Settings.Global#LOCK_SOUND}
2370         * instead
2371         * @hide
2372         */
2373        @Deprecated
2374        public static final String LOCK_SOUND = Global.LOCK_SOUND;
2375
2376        /**
2377         * @deprecated Use {@link android.provider.Settings.Global#UNLOCK_SOUND}
2378         * instead
2379         * @hide
2380         */
2381        @Deprecated
2382        public static final String UNLOCK_SOUND = Global.UNLOCK_SOUND;
2383
2384        /**
2385         * Receive incoming SIP calls?
2386         * 0 = no
2387         * 1 = yes
2388         * @hide
2389         */
2390        public static final String SIP_RECEIVE_CALLS = "sip_receive_calls";
2391
2392        /**
2393         * Call Preference String.
2394         * "SIP_ALWAYS" : Always use SIP with network access
2395         * "SIP_ADDRESS_ONLY" : Only if destination is a SIP address
2396         * "SIP_ASK_ME_EACH_TIME" : Always ask me each time
2397         * @hide
2398         */
2399        public static final String SIP_CALL_OPTIONS = "sip_call_options";
2400
2401        /**
2402         * One of the sip call options: Always use SIP with network access.
2403         * @hide
2404         */
2405        public static final String SIP_ALWAYS = "SIP_ALWAYS";
2406
2407        /**
2408         * One of the sip call options: Only if destination is a SIP address.
2409         * @hide
2410         */
2411        public static final String SIP_ADDRESS_ONLY = "SIP_ADDRESS_ONLY";
2412
2413        /**
2414         * One of the sip call options: Always ask me each time.
2415         * @hide
2416         */
2417        public static final String SIP_ASK_ME_EACH_TIME = "SIP_ASK_ME_EACH_TIME";
2418
2419        /**
2420         * Pointer speed setting.
2421         * This is an integer value in a range between -7 and +7, so there are 15 possible values.
2422         *   -7 = slowest
2423         *    0 = default speed
2424         *   +7 = fastest
2425         * @hide
2426         */
2427        public static final String POINTER_SPEED = "pointer_speed";
2428
2429        /**
2430         * I am the lolrus.
2431         * <p>
2432         * Nonzero values indicate that the user has a bukkit.
2433         * Backward-compatible with <code>PrefGetPreference(prefAllowEasterEggs)</code>.
2434         * @hide
2435         */
2436        public static final String EGG_MODE = "egg_mode";
2437
2438        /**
2439         * Settings to backup. This is here so that it's in the same place as the settings
2440         * keys and easy to update.
2441         *
2442         * NOTE: Settings are backed up and restored in the order they appear
2443         *       in this array. If you have one setting depending on another,
2444         *       make sure that they are ordered appropriately.
2445         *
2446         * @hide
2447         */
2448        public static final String[] SETTINGS_TO_BACKUP = {
2449            STAY_ON_WHILE_PLUGGED_IN,   // moved to global
2450            WIFI_USE_STATIC_IP,
2451            WIFI_STATIC_IP,
2452            WIFI_STATIC_GATEWAY,
2453            WIFI_STATIC_NETMASK,
2454            WIFI_STATIC_DNS1,
2455            WIFI_STATIC_DNS2,
2456            BLUETOOTH_DISCOVERABILITY,
2457            BLUETOOTH_DISCOVERABILITY_TIMEOUT,
2458            DIM_SCREEN,
2459            SCREEN_OFF_TIMEOUT,
2460            SCREEN_BRIGHTNESS,
2461            SCREEN_BRIGHTNESS_MODE,
2462            SCREEN_AUTO_BRIGHTNESS_ADJ,
2463            VIBRATE_INPUT_DEVICES,
2464            MODE_RINGER_STREAMS_AFFECTED,
2465            VOLUME_VOICE,
2466            VOLUME_SYSTEM,
2467            VOLUME_RING,
2468            VOLUME_MUSIC,
2469            VOLUME_ALARM,
2470            VOLUME_NOTIFICATION,
2471            VOLUME_BLUETOOTH_SCO,
2472            VOLUME_VOICE + APPEND_FOR_LAST_AUDIBLE,
2473            VOLUME_SYSTEM + APPEND_FOR_LAST_AUDIBLE,
2474            VOLUME_RING + APPEND_FOR_LAST_AUDIBLE,
2475            VOLUME_MUSIC + APPEND_FOR_LAST_AUDIBLE,
2476            VOLUME_ALARM + APPEND_FOR_LAST_AUDIBLE,
2477            VOLUME_NOTIFICATION + APPEND_FOR_LAST_AUDIBLE,
2478            VOLUME_BLUETOOTH_SCO + APPEND_FOR_LAST_AUDIBLE,
2479            TEXT_AUTO_REPLACE,
2480            TEXT_AUTO_CAPS,
2481            TEXT_AUTO_PUNCTUATE,
2482            TEXT_SHOW_PASSWORD,
2483            AUTO_TIME,                  // moved to global
2484            AUTO_TIME_ZONE,             // moved to global
2485            TIME_12_24,
2486            DATE_FORMAT,
2487            DTMF_TONE_WHEN_DIALING,
2488            DTMF_TONE_TYPE_WHEN_DIALING,
2489            HEARING_AID,
2490            TTY_MODE,
2491            SOUND_EFFECTS_ENABLED,
2492            HAPTIC_FEEDBACK_ENABLED,
2493            POWER_SOUNDS_ENABLED,       // moved to global
2494            DOCK_SOUNDS_ENABLED,        // moved to global
2495            LOCKSCREEN_SOUNDS_ENABLED,
2496            SHOW_WEB_SUGGESTIONS,
2497            NOTIFICATION_LIGHT_PULSE,
2498            SIP_CALL_OPTIONS,
2499            SIP_RECEIVE_CALLS,
2500            POINTER_SPEED,
2501            VIBRATE_WHEN_RINGING,
2502            RINGTONE,
2503            NOTIFICATION_SOUND
2504        };
2505
2506        // Settings moved to Settings.Secure
2507
2508        /**
2509         * @deprecated Use {@link android.provider.Settings.Global#ADB_ENABLED}
2510         * instead
2511         */
2512        @Deprecated
2513        public static final String ADB_ENABLED = Global.ADB_ENABLED;
2514
2515        /**
2516         * @deprecated Use {@link android.provider.Settings.Secure#ANDROID_ID} instead
2517         */
2518        @Deprecated
2519        public static final String ANDROID_ID = Secure.ANDROID_ID;
2520
2521        /**
2522         * @deprecated Use {@link android.provider.Settings.Global#BLUETOOTH_ON} instead
2523         */
2524        @Deprecated
2525        public static final String BLUETOOTH_ON = Global.BLUETOOTH_ON;
2526
2527        /**
2528         * @deprecated Use {@link android.provider.Settings.Global#DATA_ROAMING} instead
2529         */
2530        @Deprecated
2531        public static final String DATA_ROAMING = Global.DATA_ROAMING;
2532
2533        /**
2534         * @deprecated Use {@link android.provider.Settings.Global#DEVICE_PROVISIONED} instead
2535         */
2536        @Deprecated
2537        public static final String DEVICE_PROVISIONED = Global.DEVICE_PROVISIONED;
2538
2539        /**
2540         * @deprecated Use {@link android.provider.Settings.Global#HTTP_PROXY} instead
2541         */
2542        @Deprecated
2543        public static final String HTTP_PROXY = Global.HTTP_PROXY;
2544
2545        /**
2546         * @deprecated Use {@link android.provider.Settings.Global#INSTALL_NON_MARKET_APPS} instead
2547         */
2548        @Deprecated
2549        public static final String INSTALL_NON_MARKET_APPS = Global.INSTALL_NON_MARKET_APPS;
2550
2551        /**
2552         * @deprecated Use {@link android.provider.Settings.Secure#LOCATION_PROVIDERS_ALLOWED}
2553         * instead
2554         */
2555        @Deprecated
2556        public static final String LOCATION_PROVIDERS_ALLOWED = Secure.LOCATION_PROVIDERS_ALLOWED;
2557
2558        /**
2559         * @deprecated Use {@link android.provider.Settings.Secure#LOGGING_ID} instead
2560         */
2561        @Deprecated
2562        public static final String LOGGING_ID = Secure.LOGGING_ID;
2563
2564        /**
2565         * @deprecated Use {@link android.provider.Settings.Global#NETWORK_PREFERENCE} instead
2566         */
2567        @Deprecated
2568        public static final String NETWORK_PREFERENCE = Global.NETWORK_PREFERENCE;
2569
2570        /**
2571         * @deprecated Use {@link android.provider.Settings.Secure#PARENTAL_CONTROL_ENABLED}
2572         * instead
2573         */
2574        @Deprecated
2575        public static final String PARENTAL_CONTROL_ENABLED = Secure.PARENTAL_CONTROL_ENABLED;
2576
2577        /**
2578         * @deprecated Use {@link android.provider.Settings.Secure#PARENTAL_CONTROL_LAST_UPDATE}
2579         * instead
2580         */
2581        @Deprecated
2582        public static final String PARENTAL_CONTROL_LAST_UPDATE = Secure.PARENTAL_CONTROL_LAST_UPDATE;
2583
2584        /**
2585         * @deprecated Use {@link android.provider.Settings.Secure#PARENTAL_CONTROL_REDIRECT_URL}
2586         * instead
2587         */
2588        @Deprecated
2589        public static final String PARENTAL_CONTROL_REDIRECT_URL =
2590            Secure.PARENTAL_CONTROL_REDIRECT_URL;
2591
2592        /**
2593         * @deprecated Use {@link android.provider.Settings.Secure#SETTINGS_CLASSNAME} instead
2594         */
2595        @Deprecated
2596        public static final String SETTINGS_CLASSNAME = Secure.SETTINGS_CLASSNAME;
2597
2598        /**
2599         * @deprecated Use {@link android.provider.Settings.Global#USB_MASS_STORAGE_ENABLED} instead
2600         */
2601        @Deprecated
2602        public static final String USB_MASS_STORAGE_ENABLED = Global.USB_MASS_STORAGE_ENABLED;
2603
2604        /**
2605         * @deprecated Use {@link android.provider.Settings.Global#USE_GOOGLE_MAIL} instead
2606         */
2607        @Deprecated
2608        public static final String USE_GOOGLE_MAIL = Global.USE_GOOGLE_MAIL;
2609
2610       /**
2611         * @deprecated Use
2612         * {@link android.provider.Settings.Global#WIFI_MAX_DHCP_RETRY_COUNT} instead
2613         */
2614        @Deprecated
2615        public static final String WIFI_MAX_DHCP_RETRY_COUNT = Global.WIFI_MAX_DHCP_RETRY_COUNT;
2616
2617        /**
2618         * @deprecated Use
2619         * {@link android.provider.Settings.Global#WIFI_MOBILE_DATA_TRANSITION_WAKELOCK_TIMEOUT_MS} instead
2620         */
2621        @Deprecated
2622        public static final String WIFI_MOBILE_DATA_TRANSITION_WAKELOCK_TIMEOUT_MS =
2623                Global.WIFI_MOBILE_DATA_TRANSITION_WAKELOCK_TIMEOUT_MS;
2624
2625        /**
2626         * @deprecated Use
2627         * {@link android.provider.Settings.Global#WIFI_NETWORKS_AVAILABLE_NOTIFICATION_ON} instead
2628         */
2629        @Deprecated
2630        public static final String WIFI_NETWORKS_AVAILABLE_NOTIFICATION_ON =
2631                Global.WIFI_NETWORKS_AVAILABLE_NOTIFICATION_ON;
2632
2633        /**
2634         * @deprecated Use
2635         * {@link android.provider.Settings.Global#WIFI_NETWORKS_AVAILABLE_REPEAT_DELAY} instead
2636         */
2637        @Deprecated
2638        public static final String WIFI_NETWORKS_AVAILABLE_REPEAT_DELAY =
2639                Global.WIFI_NETWORKS_AVAILABLE_REPEAT_DELAY;
2640
2641        /**
2642         * @deprecated Use {@link android.provider.Settings.Global#WIFI_NUM_OPEN_NETWORKS_KEPT}
2643         * instead
2644         */
2645        @Deprecated
2646        public static final String WIFI_NUM_OPEN_NETWORKS_KEPT = Global.WIFI_NUM_OPEN_NETWORKS_KEPT;
2647
2648        /**
2649         * @deprecated Use {@link android.provider.Settings.Global#WIFI_ON} instead
2650         */
2651        @Deprecated
2652        public static final String WIFI_ON = Global.WIFI_ON;
2653
2654        /**
2655         * @deprecated Use
2656         * {@link android.provider.Settings.Secure#WIFI_WATCHDOG_ACCEPTABLE_PACKET_LOSS_PERCENTAGE}
2657         * instead
2658         */
2659        @Deprecated
2660        public static final String WIFI_WATCHDOG_ACCEPTABLE_PACKET_LOSS_PERCENTAGE =
2661                Secure.WIFI_WATCHDOG_ACCEPTABLE_PACKET_LOSS_PERCENTAGE;
2662
2663        /**
2664         * @deprecated Use {@link android.provider.Settings.Secure#WIFI_WATCHDOG_AP_COUNT} instead
2665         */
2666        @Deprecated
2667        public static final String WIFI_WATCHDOG_AP_COUNT = Secure.WIFI_WATCHDOG_AP_COUNT;
2668
2669        /**
2670         * @deprecated Use
2671         * {@link android.provider.Settings.Secure#WIFI_WATCHDOG_BACKGROUND_CHECK_DELAY_MS} instead
2672         */
2673        @Deprecated
2674        public static final String WIFI_WATCHDOG_BACKGROUND_CHECK_DELAY_MS =
2675                Secure.WIFI_WATCHDOG_BACKGROUND_CHECK_DELAY_MS;
2676
2677        /**
2678         * @deprecated Use
2679         * {@link android.provider.Settings.Secure#WIFI_WATCHDOG_BACKGROUND_CHECK_ENABLED} instead
2680         */
2681        @Deprecated
2682        public static final String WIFI_WATCHDOG_BACKGROUND_CHECK_ENABLED =
2683                Secure.WIFI_WATCHDOG_BACKGROUND_CHECK_ENABLED;
2684
2685        /**
2686         * @deprecated Use
2687         * {@link android.provider.Settings.Secure#WIFI_WATCHDOG_BACKGROUND_CHECK_TIMEOUT_MS}
2688         * instead
2689         */
2690        @Deprecated
2691        public static final String WIFI_WATCHDOG_BACKGROUND_CHECK_TIMEOUT_MS =
2692                Secure.WIFI_WATCHDOG_BACKGROUND_CHECK_TIMEOUT_MS;
2693
2694        /**
2695         * @deprecated Use
2696         * {@link android.provider.Settings.Secure#WIFI_WATCHDOG_INITIAL_IGNORED_PING_COUNT} instead
2697         */
2698        @Deprecated
2699        public static final String WIFI_WATCHDOG_INITIAL_IGNORED_PING_COUNT =
2700            Secure.WIFI_WATCHDOG_INITIAL_IGNORED_PING_COUNT;
2701
2702        /**
2703         * @deprecated Use {@link android.provider.Settings.Secure#WIFI_WATCHDOG_MAX_AP_CHECKS}
2704         * instead
2705         */
2706        @Deprecated
2707        public static final String WIFI_WATCHDOG_MAX_AP_CHECKS = Secure.WIFI_WATCHDOG_MAX_AP_CHECKS;
2708
2709        /**
2710         * @deprecated Use {@link android.provider.Settings.Global#WIFI_WATCHDOG_ON} instead
2711         */
2712        @Deprecated
2713        public static final String WIFI_WATCHDOG_ON = Global.WIFI_WATCHDOG_ON;
2714
2715        /**
2716         * @deprecated Use {@link android.provider.Settings.Secure#WIFI_WATCHDOG_PING_COUNT} instead
2717         */
2718        @Deprecated
2719        public static final String WIFI_WATCHDOG_PING_COUNT = Secure.WIFI_WATCHDOG_PING_COUNT;
2720
2721        /**
2722         * @deprecated Use {@link android.provider.Settings.Secure#WIFI_WATCHDOG_PING_DELAY_MS}
2723         * instead
2724         */
2725        @Deprecated
2726        public static final String WIFI_WATCHDOG_PING_DELAY_MS = Secure.WIFI_WATCHDOG_PING_DELAY_MS;
2727
2728        /**
2729         * @deprecated Use {@link android.provider.Settings.Secure#WIFI_WATCHDOG_PING_TIMEOUT_MS}
2730         * instead
2731         */
2732        @Deprecated
2733        public static final String WIFI_WATCHDOG_PING_TIMEOUT_MS =
2734            Secure.WIFI_WATCHDOG_PING_TIMEOUT_MS;
2735    }
2736
2737    /**
2738     * Secure system settings, containing system preferences that applications
2739     * can read but are not allowed to write.  These are for preferences that
2740     * the user must explicitly modify through the system UI or specialized
2741     * APIs for those values, not modified directly by applications.
2742     */
2743    public static final class Secure extends NameValueTable {
2744        public static final String SYS_PROP_SETTING_VERSION = "sys.settings_secure_version";
2745
2746        /**
2747         * The content:// style URL for this table
2748         */
2749        public static final Uri CONTENT_URI =
2750            Uri.parse("content://" + AUTHORITY + "/secure");
2751
2752        // Populated lazily, guarded by class object:
2753        private static final NameValueCache sNameValueCache = new NameValueCache(
2754                SYS_PROP_SETTING_VERSION,
2755                CONTENT_URI,
2756                CALL_METHOD_GET_SECURE,
2757                CALL_METHOD_PUT_SECURE);
2758
2759        private static ILockSettings sLockSettings = null;
2760
2761        private static boolean sIsSystemProcess;
2762        private static final HashSet<String> MOVED_TO_LOCK_SETTINGS;
2763        private static final HashSet<String> MOVED_TO_GLOBAL;
2764        static {
2765            MOVED_TO_LOCK_SETTINGS = new HashSet<String>(3);
2766            MOVED_TO_LOCK_SETTINGS.add(Secure.LOCK_PATTERN_ENABLED);
2767            MOVED_TO_LOCK_SETTINGS.add(Secure.LOCK_PATTERN_VISIBLE);
2768            MOVED_TO_LOCK_SETTINGS.add(Secure.LOCK_PATTERN_TACTILE_FEEDBACK_ENABLED);
2769
2770            MOVED_TO_GLOBAL = new HashSet<String>();
2771            MOVED_TO_GLOBAL.add(Settings.Global.ADB_ENABLED);
2772            MOVED_TO_GLOBAL.add(Settings.Global.ASSISTED_GPS_ENABLED);
2773            MOVED_TO_GLOBAL.add(Settings.Global.BLUETOOTH_ON);
2774            MOVED_TO_GLOBAL.add(Settings.Global.BUGREPORT_IN_POWER_MENU);
2775            MOVED_TO_GLOBAL.add(Settings.Global.CDMA_CELL_BROADCAST_SMS);
2776            MOVED_TO_GLOBAL.add(Settings.Global.CDMA_ROAMING_MODE);
2777            MOVED_TO_GLOBAL.add(Settings.Global.CDMA_SUBSCRIPTION_MODE);
2778            MOVED_TO_GLOBAL.add(Settings.Global.DATA_ACTIVITY_TIMEOUT_MOBILE);
2779            MOVED_TO_GLOBAL.add(Settings.Global.DATA_ACTIVITY_TIMEOUT_WIFI);
2780            MOVED_TO_GLOBAL.add(Settings.Global.DATA_ROAMING);
2781            MOVED_TO_GLOBAL.add(Settings.Global.DEVELOPMENT_SETTINGS_ENABLED);
2782            MOVED_TO_GLOBAL.add(Settings.Global.DEVICE_PROVISIONED);
2783            MOVED_TO_GLOBAL.add(Settings.Global.DISPLAY_DENSITY_FORCED);
2784            MOVED_TO_GLOBAL.add(Settings.Global.DISPLAY_SIZE_FORCED);
2785            MOVED_TO_GLOBAL.add(Settings.Global.DOWNLOAD_MAX_BYTES_OVER_MOBILE);
2786            MOVED_TO_GLOBAL.add(Settings.Global.DOWNLOAD_RECOMMENDED_MAX_BYTES_OVER_MOBILE);
2787            MOVED_TO_GLOBAL.add(Settings.Global.INSTALL_NON_MARKET_APPS);
2788            MOVED_TO_GLOBAL.add(Settings.Global.MOBILE_DATA);
2789            MOVED_TO_GLOBAL.add(Settings.Global.NETSTATS_DEV_BUCKET_DURATION);
2790            MOVED_TO_GLOBAL.add(Settings.Global.NETSTATS_DEV_DELETE_AGE);
2791            MOVED_TO_GLOBAL.add(Settings.Global.NETSTATS_DEV_PERSIST_BYTES);
2792            MOVED_TO_GLOBAL.add(Settings.Global.NETSTATS_DEV_ROTATE_AGE);
2793            MOVED_TO_GLOBAL.add(Settings.Global.NETSTATS_ENABLED);
2794            MOVED_TO_GLOBAL.add(Settings.Global.NETSTATS_GLOBAL_ALERT_BYTES);
2795            MOVED_TO_GLOBAL.add(Settings.Global.NETSTATS_POLL_INTERVAL);
2796            MOVED_TO_GLOBAL.add(Settings.Global.NETSTATS_REPORT_XT_OVER_DEV);
2797            MOVED_TO_GLOBAL.add(Settings.Global.NETSTATS_SAMPLE_ENABLED);
2798            MOVED_TO_GLOBAL.add(Settings.Global.NETSTATS_TIME_CACHE_MAX_AGE);
2799            MOVED_TO_GLOBAL.add(Settings.Global.NETSTATS_UID_BUCKET_DURATION);
2800            MOVED_TO_GLOBAL.add(Settings.Global.NETSTATS_UID_DELETE_AGE);
2801            MOVED_TO_GLOBAL.add(Settings.Global.NETSTATS_UID_PERSIST_BYTES);
2802            MOVED_TO_GLOBAL.add(Settings.Global.NETSTATS_UID_ROTATE_AGE);
2803            MOVED_TO_GLOBAL.add(Settings.Global.NETSTATS_UID_TAG_BUCKET_DURATION);
2804            MOVED_TO_GLOBAL.add(Settings.Global.NETSTATS_UID_TAG_DELETE_AGE);
2805            MOVED_TO_GLOBAL.add(Settings.Global.NETSTATS_UID_TAG_PERSIST_BYTES);
2806            MOVED_TO_GLOBAL.add(Settings.Global.NETSTATS_UID_TAG_ROTATE_AGE);
2807            MOVED_TO_GLOBAL.add(Settings.Global.NETWORK_PREFERENCE);
2808            MOVED_TO_GLOBAL.add(Settings.Global.NITZ_UPDATE_DIFF);
2809            MOVED_TO_GLOBAL.add(Settings.Global.NITZ_UPDATE_SPACING);
2810            MOVED_TO_GLOBAL.add(Settings.Global.NTP_SERVER);
2811            MOVED_TO_GLOBAL.add(Settings.Global.NTP_TIMEOUT);
2812            MOVED_TO_GLOBAL.add(Settings.Global.PDP_WATCHDOG_ERROR_POLL_COUNT);
2813            MOVED_TO_GLOBAL.add(Settings.Global.PDP_WATCHDOG_LONG_POLL_INTERVAL_MS);
2814            MOVED_TO_GLOBAL.add(Settings.Global.PDP_WATCHDOG_MAX_PDP_RESET_FAIL_COUNT);
2815            MOVED_TO_GLOBAL.add(Settings.Global.PDP_WATCHDOG_POLL_INTERVAL_MS);
2816            MOVED_TO_GLOBAL.add(Settings.Global.PDP_WATCHDOG_TRIGGER_PACKET_COUNT);
2817            MOVED_TO_GLOBAL.add(Settings.Global.SAMPLING_PROFILER_MS);
2818            MOVED_TO_GLOBAL.add(Settings.Global.SETUP_PREPAID_DATA_SERVICE_URL);
2819            MOVED_TO_GLOBAL.add(Settings.Global.SETUP_PREPAID_DETECTION_REDIR_HOST);
2820            MOVED_TO_GLOBAL.add(Settings.Global.SETUP_PREPAID_DETECTION_TARGET_URL);
2821            MOVED_TO_GLOBAL.add(Settings.Global.TETHER_DUN_APN);
2822            MOVED_TO_GLOBAL.add(Settings.Global.TETHER_DUN_REQUIRED);
2823            MOVED_TO_GLOBAL.add(Settings.Global.TETHER_SUPPORTED);
2824            MOVED_TO_GLOBAL.add(Settings.Global.USB_MASS_STORAGE_ENABLED);
2825            MOVED_TO_GLOBAL.add(Settings.Global.USE_GOOGLE_MAIL);
2826            MOVED_TO_GLOBAL.add(Settings.Global.WEB_AUTOFILL_QUERY_URL);
2827            MOVED_TO_GLOBAL.add(Settings.Global.WIFI_COUNTRY_CODE);
2828            MOVED_TO_GLOBAL.add(Settings.Global.WIFI_FRAMEWORK_SCAN_INTERVAL_MS);
2829            MOVED_TO_GLOBAL.add(Settings.Global.WIFI_FREQUENCY_BAND);
2830            MOVED_TO_GLOBAL.add(Settings.Global.WIFI_IDLE_MS);
2831            MOVED_TO_GLOBAL.add(Settings.Global.WIFI_MAX_DHCP_RETRY_COUNT);
2832            MOVED_TO_GLOBAL.add(Settings.Global.WIFI_MOBILE_DATA_TRANSITION_WAKELOCK_TIMEOUT_MS);
2833            MOVED_TO_GLOBAL.add(Settings.Global.WIFI_NETWORKS_AVAILABLE_NOTIFICATION_ON);
2834            MOVED_TO_GLOBAL.add(Settings.Global.WIFI_NETWORKS_AVAILABLE_REPEAT_DELAY);
2835            MOVED_TO_GLOBAL.add(Settings.Global.WIFI_NUM_OPEN_NETWORKS_KEPT);
2836            MOVED_TO_GLOBAL.add(Settings.Global.WIFI_ON);
2837            MOVED_TO_GLOBAL.add(Settings.Global.WIFI_P2P_DEVICE_NAME);
2838            MOVED_TO_GLOBAL.add(Settings.Global.WIFI_SAVED_STATE);
2839            MOVED_TO_GLOBAL.add(Settings.Global.WIFI_SUPPLICANT_SCAN_INTERVAL_MS);
2840            MOVED_TO_GLOBAL.add(Settings.Global.WIFI_SUSPEND_OPTIMIZATIONS_ENABLED);
2841            MOVED_TO_GLOBAL.add(Settings.Global.WIFI_WATCHDOG_ON);
2842            MOVED_TO_GLOBAL.add(Settings.Global.WIFI_WATCHDOG_POOR_NETWORK_TEST_ENABLED);
2843            MOVED_TO_GLOBAL.add(Settings.Global.WIMAX_NETWORKS_AVAILABLE_NOTIFICATION_ON);
2844            MOVED_TO_GLOBAL.add(Settings.Global.PACKAGE_VERIFIER_ENABLE);
2845            MOVED_TO_GLOBAL.add(Settings.Global.PACKAGE_VERIFIER_TIMEOUT);
2846            MOVED_TO_GLOBAL.add(Settings.Global.PACKAGE_VERIFIER_DEFAULT_RESPONSE);
2847            MOVED_TO_GLOBAL.add(Settings.Global.DATA_STALL_ALARM_NON_AGGRESSIVE_DELAY_IN_MS);
2848            MOVED_TO_GLOBAL.add(Settings.Global.DATA_STALL_ALARM_AGGRESSIVE_DELAY_IN_MS);
2849            MOVED_TO_GLOBAL.add(Settings.Global.GPRS_REGISTER_CHECK_PERIOD_MS);
2850            MOVED_TO_GLOBAL.add(Settings.Global.WTF_IS_FATAL);
2851            MOVED_TO_GLOBAL.add(Settings.Global.BATTERY_DISCHARGE_DURATION_THRESHOLD);
2852            MOVED_TO_GLOBAL.add(Settings.Global.BATTERY_DISCHARGE_THRESHOLD);
2853            MOVED_TO_GLOBAL.add(Settings.Global.SEND_ACTION_APP_ERROR);
2854            MOVED_TO_GLOBAL.add(Settings.Global.DROPBOX_AGE_SECONDS);
2855            MOVED_TO_GLOBAL.add(Settings.Global.DROPBOX_MAX_FILES);
2856            MOVED_TO_GLOBAL.add(Settings.Global.DROPBOX_QUOTA_KB);
2857            MOVED_TO_GLOBAL.add(Settings.Global.DROPBOX_QUOTA_PERCENT);
2858            MOVED_TO_GLOBAL.add(Settings.Global.DROPBOX_RESERVE_PERCENT);
2859            MOVED_TO_GLOBAL.add(Settings.Global.DROPBOX_TAG_PREFIX);
2860            MOVED_TO_GLOBAL.add(Settings.Global.ERROR_LOGCAT_PREFIX);
2861            MOVED_TO_GLOBAL.add(Settings.Global.SYS_FREE_STORAGE_LOG_INTERVAL);
2862            MOVED_TO_GLOBAL.add(Settings.Global.DISK_FREE_CHANGE_REPORTING_THRESHOLD);
2863            MOVED_TO_GLOBAL.add(Settings.Global.SYS_STORAGE_THRESHOLD_PERCENTAGE);
2864            MOVED_TO_GLOBAL.add(Settings.Global.SYS_STORAGE_THRESHOLD_MAX_BYTES);
2865            MOVED_TO_GLOBAL.add(Settings.Global.SYS_STORAGE_FULL_THRESHOLD_BYTES);
2866            MOVED_TO_GLOBAL.add(Settings.Global.SYNC_MAX_RETRY_DELAY_IN_SECONDS);
2867            MOVED_TO_GLOBAL.add(Settings.Global.CONNECTIVITY_CHANGE_DELAY);
2868            MOVED_TO_GLOBAL.add(Settings.Global.CAPTIVE_PORTAL_DETECTION_ENABLED);
2869            MOVED_TO_GLOBAL.add(Settings.Global.CAPTIVE_PORTAL_SERVER);
2870            MOVED_TO_GLOBAL.add(Settings.Global.NSD_ON);
2871            MOVED_TO_GLOBAL.add(Settings.Global.SET_INSTALL_LOCATION);
2872            MOVED_TO_GLOBAL.add(Settings.Global.DEFAULT_INSTALL_LOCATION);
2873            MOVED_TO_GLOBAL.add(Settings.Global.INET_CONDITION_DEBOUNCE_UP_DELAY);
2874            MOVED_TO_GLOBAL.add(Settings.Global.INET_CONDITION_DEBOUNCE_DOWN_DELAY);
2875            MOVED_TO_GLOBAL.add(Settings.Global.READ_EXTERNAL_STORAGE_ENFORCED_DEFAULT);
2876            MOVED_TO_GLOBAL.add(Settings.Global.HTTP_PROXY);
2877            MOVED_TO_GLOBAL.add(Settings.Global.GLOBAL_HTTP_PROXY_HOST);
2878            MOVED_TO_GLOBAL.add(Settings.Global.GLOBAL_HTTP_PROXY_PORT);
2879            MOVED_TO_GLOBAL.add(Settings.Global.GLOBAL_HTTP_PROXY_EXCLUSION_LIST);
2880            MOVED_TO_GLOBAL.add(Settings.Global.SET_GLOBAL_HTTP_PROXY);
2881            MOVED_TO_GLOBAL.add(Settings.Global.DEFAULT_DNS_SERVER);
2882            MOVED_TO_GLOBAL.add(Settings.Global.PREFERRED_NETWORK_MODE);
2883        }
2884
2885        /** @hide */
2886        public static void getMovedKeys(HashSet<String> outKeySet) {
2887            outKeySet.addAll(MOVED_TO_GLOBAL);
2888        }
2889
2890        /**
2891         * Look up a name in the database.
2892         * @param resolver to access the database with
2893         * @param name to look up in the table
2894         * @return the corresponding value, or null if not present
2895         */
2896        public static String getString(ContentResolver resolver, String name) {
2897            return getStringForUser(resolver, name, UserHandle.myUserId());
2898        }
2899
2900        /** @hide */
2901        public static String getStringForUser(ContentResolver resolver, String name,
2902                int userHandle) {
2903            if (MOVED_TO_GLOBAL.contains(name)) {
2904                Log.w(TAG, "Setting " + name + " has moved from android.provider.Settings.Secure"
2905                        + " to android.provider.Settings.Global.");
2906                return Global.getStringForUser(resolver, name, userHandle);
2907            }
2908
2909            if (MOVED_TO_LOCK_SETTINGS.contains(name)) {
2910                synchronized (Secure.class) {
2911                    if (sLockSettings == null) {
2912                        sLockSettings = ILockSettings.Stub.asInterface(
2913                                (IBinder) ServiceManager.getService("lock_settings"));
2914                        sIsSystemProcess = Process.myUid() == Process.SYSTEM_UID;
2915                    }
2916                }
2917                if (sLockSettings != null && !sIsSystemProcess) {
2918                    try {
2919                        return sLockSettings.getString(name, "0", userHandle);
2920                    } catch (RemoteException re) {
2921                        // Fall through
2922                    }
2923                }
2924            }
2925
2926            return sNameValueCache.getStringForUser(resolver, name, userHandle);
2927        }
2928
2929        /**
2930         * Store a name/value pair into the database.
2931         * @param resolver to access the database with
2932         * @param name to store
2933         * @param value to associate with the name
2934         * @return true if the value was set, false on database errors
2935         */
2936        public static boolean putString(ContentResolver resolver, String name, String value) {
2937            return putStringForUser(resolver, name, value, UserHandle.myUserId());
2938        }
2939
2940        /** @hide */
2941        public static boolean putStringForUser(ContentResolver resolver, String name, String value,
2942                int userHandle) {
2943            if (MOVED_TO_GLOBAL.contains(name)) {
2944                Log.w(TAG, "Setting " + name + " has moved from android.provider.Settings.System"
2945                        + " to android.provider.Settings.Global");
2946                return Global.putStringForUser(resolver, name, value, userHandle);
2947            }
2948            return sNameValueCache.putStringForUser(resolver, name, value, userHandle);
2949        }
2950
2951        /**
2952         * Construct the content URI for a particular name/value pair,
2953         * useful for monitoring changes with a ContentObserver.
2954         * @param name to look up in the table
2955         * @return the corresponding content URI, or null if not present
2956         */
2957        public static Uri getUriFor(String name) {
2958            if (MOVED_TO_GLOBAL.contains(name)) {
2959                Log.w(TAG, "Setting " + name + " has moved from android.provider.Settings.Secure"
2960                        + " to android.provider.Settings.Global, returning global URI.");
2961                return Global.getUriFor(Global.CONTENT_URI, name);
2962            }
2963            return getUriFor(CONTENT_URI, name);
2964        }
2965
2966        /**
2967         * Convenience function for retrieving a single secure settings value
2968         * as an integer.  Note that internally setting values are always
2969         * stored as strings; this function converts the string to an integer
2970         * for you.  The default value will be returned if the setting is
2971         * not defined or not an integer.
2972         *
2973         * @param cr The ContentResolver to access.
2974         * @param name The name of the setting to retrieve.
2975         * @param def Value to return if the setting is not defined.
2976         *
2977         * @return The setting's current value, or 'def' if it is not defined
2978         * or not a valid integer.
2979         */
2980        public static int getInt(ContentResolver cr, String name, int def) {
2981            return getIntForUser(cr, name, def, UserHandle.myUserId());
2982        }
2983
2984        /** @hide */
2985        public static int getIntForUser(ContentResolver cr, String name, int def, int userHandle) {
2986            if (LOCATION_MODE.equals(name)) {
2987                // HACK ALERT: temporary hack to work around b/10491283.
2988                // TODO: once b/10491283 fixed, remove this hack
2989                return getLocationModeForUser(cr, userHandle);
2990            }
2991            String v = getStringForUser(cr, name, userHandle);
2992            try {
2993                return v != null ? Integer.parseInt(v) : def;
2994            } catch (NumberFormatException e) {
2995                return def;
2996            }
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.
3004         * <p>
3005         * This version does not take a default value.  If the setting has not
3006         * been set, or the string value is not a number,
3007         * it throws {@link SettingNotFoundException}.
3008         *
3009         * @param cr The ContentResolver to access.
3010         * @param name The name of the setting to retrieve.
3011         *
3012         * @throws SettingNotFoundException Thrown if a setting by the given
3013         * name can't be found or the setting value is not an integer.
3014         *
3015         * @return The setting's current value.
3016         */
3017        public static int getInt(ContentResolver cr, String name)
3018                throws SettingNotFoundException {
3019            return getIntForUser(cr, name, UserHandle.myUserId());
3020        }
3021
3022        /** @hide */
3023        public static int getIntForUser(ContentResolver cr, String name, int userHandle)
3024                throws SettingNotFoundException {
3025            if (LOCATION_MODE.equals(name)) {
3026                // HACK ALERT: temporary hack to work around b/10491283.
3027                // TODO: once b/10491283 fixed, remove this hack
3028                return getLocationModeForUser(cr, userHandle);
3029            }
3030            String v = getStringForUser(cr, name, userHandle);
3031            try {
3032                return Integer.parseInt(v);
3033            } catch (NumberFormatException e) {
3034                throw new SettingNotFoundException(name);
3035            }
3036        }
3037
3038        /**
3039         * Convenience function for updating a single settings value as an
3040         * integer. This will either create a new entry in the table if the
3041         * given name does not exist, or modify the value of the existing row
3042         * with that name.  Note that internally setting values are always
3043         * stored as strings, so this function converts the given value to a
3044         * string before storing it.
3045         *
3046         * @param cr The ContentResolver to access.
3047         * @param name The name of the setting to modify.
3048         * @param value The new value for the setting.
3049         * @return true if the value was set, false on database errors
3050         */
3051        public static boolean putInt(ContentResolver cr, String name, int value) {
3052            return putIntForUser(cr, name, value, UserHandle.myUserId());
3053        }
3054
3055        /** @hide */
3056        public static boolean putIntForUser(ContentResolver cr, String name, int value,
3057                int userHandle) {
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 setLocationModeForUser(cr, value, userHandle);
3062            }
3063            return putStringForUser(cr, name, Integer.toString(value), userHandle);
3064        }
3065
3066        /**
3067         * Convenience function for retrieving a single secure settings value
3068         * as a {@code long}.  Note that internally setting values are always
3069         * stored as strings; this function converts the string to a {@code long}
3070         * for you.  The default value will be returned if the setting is
3071         * not defined or not a {@code long}.
3072         *
3073         * @param cr The ContentResolver to access.
3074         * @param name The name of the setting to retrieve.
3075         * @param def Value to return if the setting is not defined.
3076         *
3077         * @return The setting's current value, or 'def' if it is not defined
3078         * or not a valid {@code long}.
3079         */
3080        public static long getLong(ContentResolver cr, String name, long def) {
3081            return getLongForUser(cr, name, def, UserHandle.myUserId());
3082        }
3083
3084        /** @hide */
3085        public static long getLongForUser(ContentResolver cr, String name, long def,
3086                int userHandle) {
3087            String valString = getStringForUser(cr, name, userHandle);
3088            long value;
3089            try {
3090                value = valString != null ? Long.parseLong(valString) : def;
3091            } catch (NumberFormatException e) {
3092                value = def;
3093            }
3094            return value;
3095        }
3096
3097        /**
3098         * Convenience function for retrieving a single secure settings value
3099         * as a {@code long}.  Note that internally setting values are always
3100         * stored as strings; this function converts the string to a {@code long}
3101         * for you.
3102         * <p>
3103         * This version does not take a default value.  If the setting has not
3104         * been set, or the string value is not a number,
3105         * it throws {@link SettingNotFoundException}.
3106         *
3107         * @param cr The ContentResolver to access.
3108         * @param name The name of the setting to retrieve.
3109         *
3110         * @return The setting's current value.
3111         * @throws SettingNotFoundException Thrown if a setting by the given
3112         * name can't be found or the setting value is not an integer.
3113         */
3114        public static long getLong(ContentResolver cr, String name)
3115                throws SettingNotFoundException {
3116            return getLongForUser(cr, name, UserHandle.myUserId());
3117        }
3118
3119        /** @hide */
3120        public static long getLongForUser(ContentResolver cr, String name, int userHandle)
3121                throws SettingNotFoundException {
3122            String valString = getStringForUser(cr, name, userHandle);
3123            try {
3124                return Long.parseLong(valString);
3125            } catch (NumberFormatException e) {
3126                throw new SettingNotFoundException(name);
3127            }
3128        }
3129
3130        /**
3131         * Convenience function for updating a secure settings value as a long
3132         * integer. This will either create a new entry in the table if the
3133         * given name does not exist, or modify the value of the existing row
3134         * with that name.  Note that internally setting values are always
3135         * stored as strings, so this function converts the given value to a
3136         * string before storing it.
3137         *
3138         * @param cr The ContentResolver to access.
3139         * @param name The name of the setting to modify.
3140         * @param value The new value for the setting.
3141         * @return true if the value was set, false on database errors
3142         */
3143        public static boolean putLong(ContentResolver cr, String name, long value) {
3144            return putLongForUser(cr, name, value, UserHandle.myUserId());
3145        }
3146
3147        /** @hide */
3148        public static boolean putLongForUser(ContentResolver cr, String name, long value,
3149                int userHandle) {
3150            return putStringForUser(cr, name, Long.toString(value), userHandle);
3151        }
3152
3153        /**
3154         * Convenience function for retrieving a single secure settings value
3155         * as a floating point number.  Note that internally setting values are
3156         * always stored as strings; this function converts the string to an
3157         * float for you. The default value will be returned if the setting
3158         * is not defined or not a valid float.
3159         *
3160         * @param cr The ContentResolver to access.
3161         * @param name The name of the setting to retrieve.
3162         * @param def Value to return if the setting is not defined.
3163         *
3164         * @return The setting's current value, or 'def' if it is not defined
3165         * or not a valid float.
3166         */
3167        public static float getFloat(ContentResolver cr, String name, float def) {
3168            return getFloatForUser(cr, name, def, UserHandle.myUserId());
3169        }
3170
3171        /** @hide */
3172        public static float getFloatForUser(ContentResolver cr, String name, float def,
3173                int userHandle) {
3174            String v = getStringForUser(cr, name, userHandle);
3175            try {
3176                return v != null ? Float.parseFloat(v) : def;
3177            } catch (NumberFormatException e) {
3178                return def;
3179            }
3180        }
3181
3182        /**
3183         * Convenience function for retrieving a single secure settings value
3184         * as a float.  Note that internally setting values are always
3185         * stored as strings; this function converts the string to a float
3186         * for you.
3187         * <p>
3188         * This version does not take a default value.  If the setting has not
3189         * been set, or the string value is not a number,
3190         * it throws {@link SettingNotFoundException}.
3191         *
3192         * @param cr The ContentResolver to access.
3193         * @param name The name of the setting to retrieve.
3194         *
3195         * @throws SettingNotFoundException Thrown if a setting by the given
3196         * name can't be found or the setting value is not a float.
3197         *
3198         * @return The setting's current value.
3199         */
3200        public static float getFloat(ContentResolver cr, String name)
3201                throws SettingNotFoundException {
3202            return getFloatForUser(cr, name, UserHandle.myUserId());
3203        }
3204
3205        /** @hide */
3206        public static float getFloatForUser(ContentResolver cr, String name, int userHandle)
3207                throws SettingNotFoundException {
3208            String v = getStringForUser(cr, name, userHandle);
3209            if (v == null) {
3210                throw new SettingNotFoundException(name);
3211            }
3212            try {
3213                return Float.parseFloat(v);
3214            } catch (NumberFormatException e) {
3215                throw new SettingNotFoundException(name);
3216            }
3217        }
3218
3219        /**
3220         * Convenience function for updating a single settings value as a
3221         * floating point number. This will either create a new entry in the
3222         * table if the given name does not exist, or modify the value of the
3223         * existing row with that name.  Note that internally setting values
3224         * are always stored as strings, so this function converts the given
3225         * value to a string before storing it.
3226         *
3227         * @param cr The ContentResolver to access.
3228         * @param name The name of the setting to modify.
3229         * @param value The new value for the setting.
3230         * @return true if the value was set, false on database errors
3231         */
3232        public static boolean putFloat(ContentResolver cr, String name, float value) {
3233            return putFloatForUser(cr, name, value, UserHandle.myUserId());
3234        }
3235
3236        /** @hide */
3237        public static boolean putFloatForUser(ContentResolver cr, String name, float value,
3238                int userHandle) {
3239            return putStringForUser(cr, name, Float.toString(value), userHandle);
3240        }
3241
3242        /**
3243         * @deprecated Use {@link android.provider.Settings.Global#DEVELOPMENT_SETTINGS_ENABLED}
3244         * instead
3245         */
3246        @Deprecated
3247        public static final String DEVELOPMENT_SETTINGS_ENABLED =
3248                Global.DEVELOPMENT_SETTINGS_ENABLED;
3249
3250        /**
3251         * When the user has enable the option to have a "bug report" command
3252         * in the power menu.
3253         * @deprecated Use {@link android.provider.Settings.Global#BUGREPORT_IN_POWER_MENU} instead
3254         * @hide
3255         */
3256        @Deprecated
3257        public static final String BUGREPORT_IN_POWER_MENU = "bugreport_in_power_menu";
3258
3259        /**
3260         * @deprecated Use {@link android.provider.Settings.Global#ADB_ENABLED} instead
3261         */
3262        @Deprecated
3263        public static final String ADB_ENABLED = Global.ADB_ENABLED;
3264
3265        /**
3266         * Setting to allow mock locations and location provider status to be injected into the
3267         * LocationManager service for testing purposes during application development.  These
3268         * locations and status values  override actual location and status information generated
3269         * by network, gps, or other location providers.
3270         */
3271        public static final String ALLOW_MOCK_LOCATION = "mock_location";
3272
3273        /**
3274         * A 64-bit number (as a hex string) that is randomly
3275         * generated when the user first sets up the device and should remain
3276         * constant for the lifetime of the user's device. The value may
3277         * change if a factory reset is performed on the device.
3278         * <p class="note"><strong>Note:</strong> When a device has <a
3279         * href="{@docRoot}about/versions/android-4.2.html#MultipleUsers">multiple users</a>
3280         * (available on certain devices running Android 4.2 or higher), each user appears as a
3281         * completely separate device, so the {@code ANDROID_ID} value is unique to each
3282         * user.</p>
3283         */
3284        public static final String ANDROID_ID = "android_id";
3285
3286        /**
3287         * @deprecated Use {@link android.provider.Settings.Global#BLUETOOTH_ON} instead
3288         */
3289        @Deprecated
3290        public static final String BLUETOOTH_ON = Global.BLUETOOTH_ON;
3291
3292        /**
3293         * @deprecated Use {@link android.provider.Settings.Global#DATA_ROAMING} instead
3294         */
3295        @Deprecated
3296        public static final String DATA_ROAMING = Global.DATA_ROAMING;
3297
3298        /**
3299         * Setting to record the input method used by default, holding the ID
3300         * of the desired method.
3301         */
3302        public static final String DEFAULT_INPUT_METHOD = "default_input_method";
3303
3304        /**
3305         * Setting to record the input method subtype used by default, holding the ID
3306         * of the desired method.
3307         */
3308        public static final String SELECTED_INPUT_METHOD_SUBTYPE =
3309                "selected_input_method_subtype";
3310
3311        /**
3312         * Setting to record the history of input method subtype, holding the pair of ID of IME
3313         * and its last used subtype.
3314         * @hide
3315         */
3316        public static final String INPUT_METHODS_SUBTYPE_HISTORY =
3317                "input_methods_subtype_history";
3318
3319        /**
3320         * Setting to record the visibility of input method selector
3321         */
3322        public static final String INPUT_METHOD_SELECTOR_VISIBILITY =
3323                "input_method_selector_visibility";
3324
3325        /**
3326         * The currently selected voice interaction service flattened ComponentName.
3327         * @hide
3328         */
3329        public static final String VOICE_INTERACTION_SERVICE = "voice_interaction_service";
3330
3331        /**
3332         * bluetooth HCI snoop log configuration
3333         * @hide
3334         */
3335        public static final String BLUETOOTH_HCI_LOG =
3336                "bluetooth_hci_log";
3337
3338        /**
3339         * @deprecated Use {@link android.provider.Settings.Global#DEVICE_PROVISIONED} instead
3340         */
3341        @Deprecated
3342        public static final String DEVICE_PROVISIONED = Global.DEVICE_PROVISIONED;
3343
3344        /**
3345         * Whether the current user has been set up via setup wizard (0 = false, 1 = true)
3346         * @hide
3347         */
3348        public static final String USER_SETUP_COMPLETE = "user_setup_complete";
3349
3350        /**
3351         * List of input methods that are currently enabled.  This is a string
3352         * containing the IDs of all enabled input methods, each ID separated
3353         * by ':'.
3354         */
3355        public static final String ENABLED_INPUT_METHODS = "enabled_input_methods";
3356
3357        /**
3358         * List of system input methods that are currently disabled.  This is a string
3359         * containing the IDs of all disabled input methods, each ID separated
3360         * by ':'.
3361         * @hide
3362         */
3363        public static final String DISABLED_SYSTEM_INPUT_METHODS = "disabled_system_input_methods";
3364
3365        /**
3366         * Host name and port for global http proxy. Uses ':' seperator for
3367         * between host and port.
3368         *
3369         * @deprecated Use {@link Global#HTTP_PROXY}
3370         */
3371        @Deprecated
3372        public static final String HTTP_PROXY = Global.HTTP_PROXY;
3373
3374        /**
3375         * @deprecated Use {@link android.provider.Settings.Global#INSTALL_NON_MARKET_APPS} instead
3376         */
3377        @Deprecated
3378        public static final String INSTALL_NON_MARKET_APPS = Global.INSTALL_NON_MARKET_APPS;
3379
3380        /**
3381         * Comma-separated list of location providers that activities may access. Do not rely on
3382         * this value being present in settings.db or on ContentObserver notifications on the
3383         * corresponding Uri.
3384         *
3385         * @deprecated use {@link #LOCATION_MODE} and
3386         * {@link LocationManager#MODE_CHANGED_ACTION} (or
3387         * {@link LocationManager#PROVIDERS_CHANGED_ACTION})
3388         */
3389        @Deprecated
3390        public static final String LOCATION_PROVIDERS_ALLOWED = "location_providers_allowed";
3391
3392        /**
3393         * The degree of location access enabled by the user.
3394         * <p>
3395         * When used with {@link #putInt(ContentResolver, String, int)}, must be one of {@link
3396         * #LOCATION_MODE_HIGH_ACCURACY}, {@link #LOCATION_MODE_SENSORS_ONLY}, {@link
3397         * #LOCATION_MODE_BATTERY_SAVING}, or {@link #LOCATION_MODE_OFF}. When used with {@link
3398         * #getInt(ContentResolver, String)}, the caller must gracefully handle additional location
3399         * modes that might be added in the future.
3400         * <p>
3401         * Note: do not rely on this value being present in settings.db or on ContentObserver
3402         * notifications for the corresponding Uri. Use {@link LocationManager#MODE_CHANGED_ACTION}
3403         * to receive changes in this value.
3404         */
3405        public static final String LOCATION_MODE = "location_mode";
3406
3407        /**
3408         * Location access disabled.
3409         */
3410        public static final int LOCATION_MODE_OFF = 0;
3411        /**
3412         * Network Location Provider disabled, but GPS and other sensors enabled.
3413         */
3414        public static final int LOCATION_MODE_SENSORS_ONLY = 1;
3415        /**
3416         * Reduced power usage, such as limiting the number of GPS updates per hour. Requests
3417         * with {@link android.location.Criteria#POWER_HIGH} may be downgraded to
3418         * {@link android.location.Criteria#POWER_MEDIUM}.
3419         */
3420        public static final int LOCATION_MODE_BATTERY_SAVING = 2;
3421        /**
3422         * Best-effort location computation allowed.
3423         */
3424        public static final int LOCATION_MODE_HIGH_ACCURACY = 3;
3425
3426        /**
3427         * A flag containing settings used for biometric weak
3428         * @hide
3429         */
3430        public static final String LOCK_BIOMETRIC_WEAK_FLAGS =
3431                "lock_biometric_weak_flags";
3432
3433        /**
3434         * Whether autolock is enabled (0 = false, 1 = true)
3435         */
3436        public static final String LOCK_PATTERN_ENABLED = "lock_pattern_autolock";
3437
3438        /**
3439         * Whether lock pattern is visible as user enters (0 = false, 1 = true)
3440         */
3441        public static final String LOCK_PATTERN_VISIBLE = "lock_pattern_visible_pattern";
3442
3443        /**
3444         * Whether the NFC unlock feature is enabled (0 = false, 1 = true)
3445         */
3446        public static final String NFC_UNLOCK_ENABLED = "nfc_unlock_enabled";
3447
3448        /**
3449         * Whether lock pattern will vibrate as user enters (0 = false, 1 =
3450         * true)
3451         *
3452         * @deprecated Starting in {@link VERSION_CODES#JELLY_BEAN_MR1} the
3453         *             lockscreen uses
3454         *             {@link Settings.System#HAPTIC_FEEDBACK_ENABLED}.
3455         */
3456        @Deprecated
3457        public static final String
3458                LOCK_PATTERN_TACTILE_FEEDBACK_ENABLED = "lock_pattern_tactile_feedback_enabled";
3459
3460        /**
3461         * This preference allows the device to be locked given time after screen goes off,
3462         * subject to current DeviceAdmin policy limits.
3463         * @hide
3464         */
3465        public static final String LOCK_SCREEN_LOCK_AFTER_TIMEOUT = "lock_screen_lock_after_timeout";
3466
3467
3468        /**
3469         * This preference contains the string that shows for owner info on LockScreen.
3470         * @hide
3471         * @deprecated
3472         */
3473        public static final String LOCK_SCREEN_OWNER_INFO = "lock_screen_owner_info";
3474
3475        /**
3476         * Ids of the user-selected appwidgets on the lockscreen (comma-delimited).
3477         * @hide
3478         */
3479        public static final String LOCK_SCREEN_APPWIDGET_IDS =
3480            "lock_screen_appwidget_ids";
3481
3482        /**
3483         * Id of the appwidget shown on the lock screen when appwidgets are disabled.
3484         * @hide
3485         */
3486        public static final String LOCK_SCREEN_FALLBACK_APPWIDGET_ID =
3487            "lock_screen_fallback_appwidget_id";
3488
3489        /**
3490         * Index of the lockscreen appwidget to restore, -1 if none.
3491         * @hide
3492         */
3493        public static final String LOCK_SCREEN_STICKY_APPWIDGET =
3494            "lock_screen_sticky_appwidget";
3495
3496        /**
3497         * This preference enables showing the owner info on LockScreen.
3498         * @hide
3499         * @deprecated
3500         */
3501        public static final String LOCK_SCREEN_OWNER_INFO_ENABLED =
3502            "lock_screen_owner_info_enabled";
3503
3504        /**
3505         * When set by a user, allows notifications to be shown atop a securely locked screen
3506         * in their full "private" form (same as when the device is unlocked).
3507         * @hide
3508         */
3509        public static final String LOCK_SCREEN_ALLOW_PRIVATE_NOTIFICATIONS =
3510                "lock_screen_allow_private_notifications";
3511
3512        /**
3513         * The Logging ID (a unique 64-bit value) as a hex string.
3514         * Used as a pseudonymous identifier for logging.
3515         * @deprecated This identifier is poorly initialized and has
3516         * many collisions.  It should not be used.
3517         */
3518        @Deprecated
3519        public static final String LOGGING_ID = "logging_id";
3520
3521        /**
3522         * @deprecated Use {@link android.provider.Settings.Global#NETWORK_PREFERENCE} instead
3523         */
3524        @Deprecated
3525        public static final String NETWORK_PREFERENCE = Global.NETWORK_PREFERENCE;
3526
3527        /**
3528         * No longer supported.
3529         */
3530        public static final String PARENTAL_CONTROL_ENABLED = "parental_control_enabled";
3531
3532        /**
3533         * No longer supported.
3534         */
3535        public static final String PARENTAL_CONTROL_LAST_UPDATE = "parental_control_last_update";
3536
3537        /**
3538         * No longer supported.
3539         */
3540        public static final String PARENTAL_CONTROL_REDIRECT_URL = "parental_control_redirect_url";
3541
3542        /**
3543         * Settings classname to launch when Settings is clicked from All
3544         * Applications.  Needed because of user testing between the old
3545         * and new Settings apps.
3546         */
3547        // TODO: 881807
3548        public static final String SETTINGS_CLASSNAME = "settings_classname";
3549
3550        /**
3551         * @deprecated Use {@link android.provider.Settings.Global#USB_MASS_STORAGE_ENABLED} instead
3552         */
3553        @Deprecated
3554        public static final String USB_MASS_STORAGE_ENABLED = Global.USB_MASS_STORAGE_ENABLED;
3555
3556        /**
3557         * @deprecated Use {@link android.provider.Settings.Global#USE_GOOGLE_MAIL} instead
3558         */
3559        @Deprecated
3560        public static final String USE_GOOGLE_MAIL = Global.USE_GOOGLE_MAIL;
3561
3562        /**
3563         * If accessibility is enabled.
3564         */
3565        public static final String ACCESSIBILITY_ENABLED = "accessibility_enabled";
3566
3567        /**
3568         * If touch exploration is enabled.
3569         */
3570        public static final String TOUCH_EXPLORATION_ENABLED = "touch_exploration_enabled";
3571
3572        /**
3573         * List of the enabled accessibility providers.
3574         */
3575        public static final String ENABLED_ACCESSIBILITY_SERVICES =
3576            "enabled_accessibility_services";
3577
3578        /**
3579         * List of the accessibility services to which the user has granted
3580         * permission to put the device into touch exploration mode.
3581         *
3582         * @hide
3583         */
3584        public static final String TOUCH_EXPLORATION_GRANTED_ACCESSIBILITY_SERVICES =
3585            "touch_exploration_granted_accessibility_services";
3586
3587        /**
3588         * Whether to speak passwords while in accessibility mode.
3589         */
3590        public static final String ACCESSIBILITY_SPEAK_PASSWORD = "speak_password";
3591
3592        /**
3593         * If injection of accessibility enhancing JavaScript screen-reader
3594         * is enabled.
3595         * <p>
3596         *   Note: The JavaScript based screen-reader is served by the
3597         *   Google infrastructure and enable users with disabilities to
3598         *   efficiently navigate in and explore web content.
3599         * </p>
3600         * <p>
3601         *   This property represents a boolean value.
3602         * </p>
3603         * @hide
3604         */
3605        public static final String ACCESSIBILITY_SCRIPT_INJECTION =
3606            "accessibility_script_injection";
3607
3608        /**
3609         * The URL for the injected JavaScript based screen-reader used
3610         * for providing accessibility of content in WebView.
3611         * <p>
3612         *   Note: The JavaScript based screen-reader is served by the
3613         *   Google infrastructure and enable users with disabilities to
3614         *   efficiently navigate in and explore web content.
3615         * </p>
3616         * <p>
3617         *   This property represents a string value.
3618         * </p>
3619         * @hide
3620         */
3621        public static final String ACCESSIBILITY_SCREEN_READER_URL =
3622            "accessibility_script_injection_url";
3623
3624        /**
3625         * Key bindings for navigation in built-in accessibility support for web content.
3626         * <p>
3627         *   Note: These key bindings are for the built-in accessibility navigation for
3628         *   web content which is used as a fall back solution if JavaScript in a WebView
3629         *   is not enabled or the user has not opted-in script injection from Google.
3630         * </p>
3631         * <p>
3632         *   The bindings are separated by semi-colon. A binding is a mapping from
3633         *   a key to a sequence of actions (for more details look at
3634         *   android.webkit.AccessibilityInjector). A key is represented as the hexademical
3635         *   string representation of an integer obtained from a meta state (optional) shifted
3636         *   sixteen times left and bitwise ored with a key code. An action is represented
3637         *   as a hexademical string representation of an integer where the first two digits
3638         *   are navigation action index, the second, the third, and the fourth digit pairs
3639         *   represent the action arguments. The separate actions in a binding are colon
3640         *   separated. The key and the action sequence it maps to are separated by equals.
3641         * </p>
3642         * <p>
3643         *   For example, the binding below maps the DPAD right button to traverse the
3644         *   current navigation axis once without firing an accessibility event and to
3645         *   perform the same traversal again but to fire an event:
3646         *   <code>
3647         *     0x16=0x01000100:0x01000101;
3648         *   </code>
3649         * </p>
3650         * <p>
3651         *   The goal of this binding is to enable dynamic rebinding of keys to
3652         *   navigation actions for web content without requiring a framework change.
3653         * </p>
3654         * <p>
3655         *   This property represents a string value.
3656         * </p>
3657         * @hide
3658         */
3659        public static final String ACCESSIBILITY_WEB_CONTENT_KEY_BINDINGS =
3660            "accessibility_web_content_key_bindings";
3661
3662        /**
3663         * Setting that specifies whether the display magnification is enabled.
3664         * Display magnifications allows the user to zoom in the display content
3665         * and is targeted to low vision users. The current magnification scale
3666         * is controlled by {@link #ACCESSIBILITY_DISPLAY_MAGNIFICATION_SCALE}.
3667         *
3668         * @hide
3669         */
3670        public static final String ACCESSIBILITY_DISPLAY_MAGNIFICATION_ENABLED =
3671                "accessibility_display_magnification_enabled";
3672
3673        /**
3674         * Setting that specifies what the display magnification scale is.
3675         * Display magnifications allows the user to zoom in the display
3676         * content and is targeted to low vision users. Whether a display
3677         * magnification is performed is controlled by
3678         * {@link #ACCESSIBILITY_DISPLAY_MAGNIFICATION_ENABLED}
3679         *
3680         * @hide
3681         */
3682        public static final String ACCESSIBILITY_DISPLAY_MAGNIFICATION_SCALE =
3683                "accessibility_display_magnification_scale";
3684
3685        /**
3686         * Setting that specifies whether the display magnification should be
3687         * automatically updated. If this fearture is enabled the system will
3688         * exit magnification mode or pan the viewport when a context change
3689         * occurs. For example, on staring a new activity or rotating the screen,
3690         * the system may zoom out so the user can see the new context he is in.
3691         * Another example is on showing a window that is not visible in the
3692         * magnified viewport the system may pan the viewport to make the window
3693         * the has popped up so the user knows that the context has changed.
3694         * Whether a screen magnification is performed is controlled by
3695         * {@link #ACCESSIBILITY_DISPLAY_MAGNIFICATION_ENABLED}
3696         *
3697         * @hide
3698         */
3699        public static final String ACCESSIBILITY_DISPLAY_MAGNIFICATION_AUTO_UPDATE =
3700                "accessibility_display_magnification_auto_update";
3701
3702        /**
3703         * Setting that specifies whether timed text (captions) should be
3704         * displayed in video content. Text display properties are controlled by
3705         * the following settings:
3706         * <ul>
3707         * <li>{@link #ACCESSIBILITY_CAPTIONING_LOCALE}
3708         * <li>{@link #ACCESSIBILITY_CAPTIONING_BACKGROUND_COLOR}
3709         * <li>{@link #ACCESSIBILITY_CAPTIONING_FOREGROUND_COLOR}
3710         * <li>{@link #ACCESSIBILITY_CAPTIONING_EDGE_COLOR}
3711         * <li>{@link #ACCESSIBILITY_CAPTIONING_EDGE_TYPE}
3712         * <li>{@link #ACCESSIBILITY_CAPTIONING_TYPEFACE}
3713         * <li>{@link #ACCESSIBILITY_CAPTIONING_FONT_SCALE}
3714         * </ul>
3715         *
3716         * @hide
3717         */
3718        public static final String ACCESSIBILITY_CAPTIONING_ENABLED =
3719                "accessibility_captioning_enabled";
3720
3721        /**
3722         * Setting that specifies the language for captions as a locale string,
3723         * e.g. en_US.
3724         *
3725         * @see java.util.Locale#toString
3726         * @hide
3727         */
3728        public static final String ACCESSIBILITY_CAPTIONING_LOCALE =
3729                "accessibility_captioning_locale";
3730
3731        /**
3732         * Integer property that specifies the preset style for captions, one
3733         * of:
3734         * <ul>
3735         * <li>{@link android.view.accessibility.CaptioningManager.CaptionStyle#PRESET_CUSTOM}
3736         * <li>a valid index of {@link android.view.accessibility.CaptioningManager.CaptionStyle#PRESETS}
3737         * </ul>
3738         *
3739         * @see java.util.Locale#toString
3740         * @hide
3741         */
3742        public static final String ACCESSIBILITY_CAPTIONING_PRESET =
3743                "accessibility_captioning_preset";
3744
3745        /**
3746         * Integer property that specifes the background color for captions as a
3747         * packed 32-bit color.
3748         *
3749         * @see android.graphics.Color#argb
3750         * @hide
3751         */
3752        public static final String ACCESSIBILITY_CAPTIONING_BACKGROUND_COLOR =
3753                "accessibility_captioning_background_color";
3754
3755        /**
3756         * Integer property that specifes the foreground color for captions as a
3757         * packed 32-bit color.
3758         *
3759         * @see android.graphics.Color#argb
3760         * @hide
3761         */
3762        public static final String ACCESSIBILITY_CAPTIONING_FOREGROUND_COLOR =
3763                "accessibility_captioning_foreground_color";
3764
3765        /**
3766         * Integer property that specifes the edge type for captions, one of:
3767         * <ul>
3768         * <li>{@link android.view.accessibility.CaptioningManager.CaptionStyle#EDGE_TYPE_NONE}
3769         * <li>{@link android.view.accessibility.CaptioningManager.CaptionStyle#EDGE_TYPE_OUTLINE}
3770         * <li>{@link android.view.accessibility.CaptioningManager.CaptionStyle#EDGE_TYPE_DROP_SHADOW}
3771         * </ul>
3772         *
3773         * @see #ACCESSIBILITY_CAPTIONING_EDGE_COLOR
3774         * @hide
3775         */
3776        public static final String ACCESSIBILITY_CAPTIONING_EDGE_TYPE =
3777                "accessibility_captioning_edge_type";
3778
3779        /**
3780         * Integer property that specifes the edge color for captions as a
3781         * packed 32-bit color.
3782         *
3783         * @see #ACCESSIBILITY_CAPTIONING_EDGE_TYPE
3784         * @see android.graphics.Color#argb
3785         * @hide
3786         */
3787        public static final String ACCESSIBILITY_CAPTIONING_EDGE_COLOR =
3788                "accessibility_captioning_edge_color";
3789
3790        /**
3791         * Integer property that specifes the window color for captions as a
3792         * packed 32-bit color.
3793         *
3794         * @see android.graphics.Color#argb
3795         * @hide
3796         */
3797        public static final String ACCESSIBILITY_CAPTIONING_WINDOW_COLOR =
3798                "accessibility_captioning_window_color";
3799
3800        /**
3801         * String property that specifies the typeface for captions, one of:
3802         * <ul>
3803         * <li>DEFAULT
3804         * <li>MONOSPACE
3805         * <li>SANS_SERIF
3806         * <li>SERIF
3807         * </ul>
3808         *
3809         * @see android.graphics.Typeface
3810         * @hide
3811         */
3812        public static final String ACCESSIBILITY_CAPTIONING_TYPEFACE =
3813                "accessibility_captioning_typeface";
3814
3815        /**
3816         * Floating point property that specifies font scaling for captions.
3817         *
3818         * @hide
3819         */
3820        public static final String ACCESSIBILITY_CAPTIONING_FONT_SCALE =
3821                "accessibility_captioning_font_scale";
3822
3823        /**
3824         * Setting that specifies whether the quick setting tile for display
3825         * color inversion is enabled.
3826         *
3827         * @hide
3828         */
3829        public static final String ACCESSIBILITY_DISPLAY_INVERSION_QUICK_SETTING_ENABLED =
3830                "accessibility_display_inversion_quick_setting_enabled";
3831
3832        /**
3833         * Setting that specifies whether display color inversion is enabled.
3834         *
3835         * @hide
3836         */
3837        public static final String ACCESSIBILITY_DISPLAY_INVERSION_ENABLED =
3838                "accessibility_display_inversion_enabled";
3839
3840        /**
3841         * Integer property that specifies the type of color inversion to
3842         * perform. Valid values are defined in AccessibilityManager.
3843         *
3844         * @hide
3845         */
3846        public static final String ACCESSIBILITY_DISPLAY_INVERSION =
3847                "accessibility_display_inversion";
3848
3849        /**
3850         * Setting that specifies whether the quick setting tile for display
3851         * color space adjustment is enabled.
3852         *
3853         * @hide
3854         */
3855        public static final String ACCESSIBILITY_DISPLAY_DALTONIZER_QUICK_SETTING_ENABLED =
3856                "accessibility_display_daltonizer_quick_setting_enabled";
3857
3858        /**
3859         * Setting that specifies whether display color space adjustment is
3860         * enabled.
3861         *
3862         * @hide
3863         */
3864        public static final String ACCESSIBILITY_DISPLAY_DALTONIZER_ENABLED =
3865                "accessibility_display_daltonizer_enabled";
3866
3867        /**
3868         * Integer property that specifies the type of color space adjustment to
3869         * perform. Valid values are defined in AccessibilityManager.
3870         *
3871         * @hide
3872         */
3873        public static final String ACCESSIBILITY_DISPLAY_DALTONIZER =
3874                "accessibility_display_daltonizer";
3875
3876        /**
3877         * Setting that specifies whether the quick setting tile for display
3878         * contrast enhancement is enabled.
3879         *
3880         * @hide
3881         */
3882        public static final String ACCESSIBILITY_DISPLAY_CONTRAST_QUICK_SETTING_ENABLED =
3883                "accessibility_display_contrast_quick_setting_enabled";
3884
3885        /**
3886         * Setting that specifies whether display contrast enhancement is
3887         * enabled.
3888         *
3889         * @hide
3890         */
3891        public static final String ACCESSIBILITY_DISPLAY_CONTRAST_ENABLED =
3892                "accessibility_display_contrast_enabled";
3893
3894        /**
3895         * Floating point property that specifies display contrast adjustment.
3896         * Valid range is [0, ...] where 0 is gray, 1 is normal, and higher
3897         * values indicate enhanced contrast.
3898         *
3899         * @hide
3900         */
3901        public static final String ACCESSIBILITY_DISPLAY_CONTRAST =
3902                "accessibility_display_contrast";
3903
3904        /**
3905         * Floating point property that specifies display brightness adjustment.
3906         * Valid range is [-1, 1] where -1 is black, 0 is default, and 1 is
3907         * white.
3908         *
3909         * @hide
3910         */
3911        public static final String ACCESSIBILITY_DISPLAY_BRIGHTNESS =
3912                "accessibility_display_brightness";
3913
3914        /**
3915         * The timout for considering a press to be a long press in milliseconds.
3916         * @hide
3917         */
3918        public static final String LONG_PRESS_TIMEOUT = "long_press_timeout";
3919
3920        /**
3921         * List of the enabled print services.
3922         * @hide
3923         */
3924        public static final String ENABLED_PRINT_SERVICES =
3925            "enabled_print_services";
3926
3927        /**
3928         * List of the system print services we enabled on first boot. On
3929         * first boot we enable all system, i.e. bundled print services,
3930         * once, so they work out-of-the-box.
3931         * @hide
3932         */
3933        public static final String ENABLED_ON_FIRST_BOOT_SYSTEM_PRINT_SERVICES =
3934            "enabled_on_first_boot_system_print_services";
3935
3936        /**
3937         * Setting to always use the default text-to-speech settings regardless
3938         * of the application settings.
3939         * 1 = override application settings,
3940         * 0 = use application settings (if specified).
3941         *
3942         * @deprecated  The value of this setting is no longer respected by
3943         * the framework text to speech APIs as of the Ice Cream Sandwich release.
3944         */
3945        @Deprecated
3946        public static final String TTS_USE_DEFAULTS = "tts_use_defaults";
3947
3948        /**
3949         * Default text-to-speech engine speech rate. 100 = 1x
3950         */
3951        public static final String TTS_DEFAULT_RATE = "tts_default_rate";
3952
3953        /**
3954         * Default text-to-speech engine pitch. 100 = 1x
3955         */
3956        public static final String TTS_DEFAULT_PITCH = "tts_default_pitch";
3957
3958        /**
3959         * Default text-to-speech engine.
3960         */
3961        public static final String TTS_DEFAULT_SYNTH = "tts_default_synth";
3962
3963        /**
3964         * Default text-to-speech language.
3965         *
3966         * @deprecated this setting is no longer in use, as of the Ice Cream
3967         * Sandwich release. Apps should never need to read this setting directly,
3968         * instead can query the TextToSpeech framework classes for the default
3969         * locale. {@link TextToSpeech#getLanguage()}.
3970         */
3971        @Deprecated
3972        public static final String TTS_DEFAULT_LANG = "tts_default_lang";
3973
3974        /**
3975         * Default text-to-speech country.
3976         *
3977         * @deprecated this setting is no longer in use, as of the Ice Cream
3978         * Sandwich release. Apps should never need to read this setting directly,
3979         * instead can query the TextToSpeech framework classes for the default
3980         * locale. {@link TextToSpeech#getLanguage()}.
3981         */
3982        @Deprecated
3983        public static final String TTS_DEFAULT_COUNTRY = "tts_default_country";
3984
3985        /**
3986         * Default text-to-speech locale variant.
3987         *
3988         * @deprecated this setting is no longer in use, as of the Ice Cream
3989         * Sandwich release. Apps should never need to read this setting directly,
3990         * instead can query the TextToSpeech framework classes for the
3991         * locale that is in use {@link TextToSpeech#getLanguage()}.
3992         */
3993        @Deprecated
3994        public static final String TTS_DEFAULT_VARIANT = "tts_default_variant";
3995
3996        /**
3997         * Stores the default tts locales on a per engine basis. Stored as
3998         * a comma seperated list of values, each value being of the form
3999         * {@code engine_name:locale} for example,
4000         * {@code com.foo.ttsengine:eng-USA,com.bar.ttsengine:esp-ESP}. This
4001         * supersedes {@link #TTS_DEFAULT_LANG}, {@link #TTS_DEFAULT_COUNTRY} and
4002         * {@link #TTS_DEFAULT_VARIANT}. Apps should never need to read this
4003         * setting directly, and can query the TextToSpeech framework classes
4004         * for the locale that is in use.
4005         *
4006         * @hide
4007         */
4008        public static final String TTS_DEFAULT_LOCALE = "tts_default_locale";
4009
4010        /**
4011         * Space delimited list of plugin packages that are enabled.
4012         */
4013        public static final String TTS_ENABLED_PLUGINS = "tts_enabled_plugins";
4014
4015        /**
4016         * @deprecated Use {@link android.provider.Settings.Global#WIFI_NETWORKS_AVAILABLE_NOTIFICATION_ON}
4017         * instead.
4018         */
4019        @Deprecated
4020        public static final String WIFI_NETWORKS_AVAILABLE_NOTIFICATION_ON =
4021                Global.WIFI_NETWORKS_AVAILABLE_NOTIFICATION_ON;
4022
4023        /**
4024         * @deprecated Use {@link android.provider.Settings.Global#WIFI_NETWORKS_AVAILABLE_REPEAT_DELAY}
4025         * instead.
4026         */
4027        @Deprecated
4028        public static final String WIFI_NETWORKS_AVAILABLE_REPEAT_DELAY =
4029                Global.WIFI_NETWORKS_AVAILABLE_REPEAT_DELAY;
4030
4031        /**
4032         * @deprecated Use {@link android.provider.Settings.Global#WIFI_NUM_OPEN_NETWORKS_KEPT}
4033         * instead.
4034         */
4035        @Deprecated
4036        public static final String WIFI_NUM_OPEN_NETWORKS_KEPT =
4037                Global.WIFI_NUM_OPEN_NETWORKS_KEPT;
4038
4039        /**
4040         * @deprecated Use {@link android.provider.Settings.Global#WIFI_ON}
4041         * instead.
4042         */
4043        @Deprecated
4044        public static final String WIFI_ON = Global.WIFI_ON;
4045
4046        /**
4047         * The acceptable packet loss percentage (range 0 - 100) before trying
4048         * another AP on the same network.
4049         * @deprecated This setting is not used.
4050         */
4051        @Deprecated
4052        public static final String WIFI_WATCHDOG_ACCEPTABLE_PACKET_LOSS_PERCENTAGE =
4053                "wifi_watchdog_acceptable_packet_loss_percentage";
4054
4055        /**
4056         * The number of access points required for a network in order for the
4057         * watchdog to monitor it.
4058         * @deprecated This setting is not used.
4059         */
4060        @Deprecated
4061        public static final String WIFI_WATCHDOG_AP_COUNT = "wifi_watchdog_ap_count";
4062
4063        /**
4064         * The delay between background checks.
4065         * @deprecated This setting is not used.
4066         */
4067        @Deprecated
4068        public static final String WIFI_WATCHDOG_BACKGROUND_CHECK_DELAY_MS =
4069                "wifi_watchdog_background_check_delay_ms";
4070
4071        /**
4072         * Whether the Wi-Fi watchdog is enabled for background checking even
4073         * after it thinks the user has connected to a good access point.
4074         * @deprecated This setting is not used.
4075         */
4076        @Deprecated
4077        public static final String WIFI_WATCHDOG_BACKGROUND_CHECK_ENABLED =
4078                "wifi_watchdog_background_check_enabled";
4079
4080        /**
4081         * The timeout for a background ping
4082         * @deprecated This setting is not used.
4083         */
4084        @Deprecated
4085        public static final String WIFI_WATCHDOG_BACKGROUND_CHECK_TIMEOUT_MS =
4086                "wifi_watchdog_background_check_timeout_ms";
4087
4088        /**
4089         * The number of initial pings to perform that *may* be ignored if they
4090         * fail. Again, if these fail, they will *not* be used in packet loss
4091         * calculation. For example, one network always seemed to time out for
4092         * the first couple pings, so this is set to 3 by default.
4093         * @deprecated This setting is not used.
4094         */
4095        @Deprecated
4096        public static final String WIFI_WATCHDOG_INITIAL_IGNORED_PING_COUNT =
4097            "wifi_watchdog_initial_ignored_ping_count";
4098
4099        /**
4100         * The maximum number of access points (per network) to attempt to test.
4101         * If this number is reached, the watchdog will no longer monitor the
4102         * initial connection state for the network. This is a safeguard for
4103         * networks containing multiple APs whose DNS does not respond to pings.
4104         * @deprecated This setting is not used.
4105         */
4106        @Deprecated
4107        public static final String WIFI_WATCHDOG_MAX_AP_CHECKS = "wifi_watchdog_max_ap_checks";
4108
4109        /**
4110         * @deprecated Use {@link android.provider.Settings.Global#WIFI_WATCHDOG_ON} instead
4111         */
4112        @Deprecated
4113        public static final String WIFI_WATCHDOG_ON = "wifi_watchdog_on";
4114
4115        /**
4116         * A comma-separated list of SSIDs for which the Wi-Fi watchdog should be enabled.
4117         * @deprecated This setting is not used.
4118         */
4119        @Deprecated
4120        public static final String WIFI_WATCHDOG_WATCH_LIST = "wifi_watchdog_watch_list";
4121
4122        /**
4123         * The number of pings to test if an access point is a good connection.
4124         * @deprecated This setting is not used.
4125         */
4126        @Deprecated
4127        public static final String WIFI_WATCHDOG_PING_COUNT = "wifi_watchdog_ping_count";
4128
4129        /**
4130         * The delay between pings.
4131         * @deprecated This setting is not used.
4132         */
4133        @Deprecated
4134        public static final String WIFI_WATCHDOG_PING_DELAY_MS = "wifi_watchdog_ping_delay_ms";
4135
4136        /**
4137         * The timeout per ping.
4138         * @deprecated This setting is not used.
4139         */
4140        @Deprecated
4141        public static final String WIFI_WATCHDOG_PING_TIMEOUT_MS = "wifi_watchdog_ping_timeout_ms";
4142
4143        /**
4144         * @deprecated Use
4145         * {@link android.provider.Settings.Global#WIFI_MAX_DHCP_RETRY_COUNT} instead
4146         */
4147        @Deprecated
4148        public static final String WIFI_MAX_DHCP_RETRY_COUNT = Global.WIFI_MAX_DHCP_RETRY_COUNT;
4149
4150        /**
4151         * @deprecated Use
4152         * {@link android.provider.Settings.Global#WIFI_MOBILE_DATA_TRANSITION_WAKELOCK_TIMEOUT_MS} instead
4153         */
4154        @Deprecated
4155        public static final String WIFI_MOBILE_DATA_TRANSITION_WAKELOCK_TIMEOUT_MS =
4156                Global.WIFI_MOBILE_DATA_TRANSITION_WAKELOCK_TIMEOUT_MS;
4157
4158        /**
4159         * Whether background data usage is allowed.
4160         *
4161         * @deprecated As of {@link VERSION_CODES#ICE_CREAM_SANDWICH},
4162         *             availability of background data depends on several
4163         *             combined factors. When background data is unavailable,
4164         *             {@link ConnectivityManager#getActiveNetworkInfo()} will
4165         *             now appear disconnected.
4166         */
4167        @Deprecated
4168        public static final String BACKGROUND_DATA = "background_data";
4169
4170        /**
4171         * Origins for which browsers should allow geolocation by default.
4172         * The value is a space-separated list of origins.
4173         */
4174        public static final String ALLOWED_GEOLOCATION_ORIGINS
4175                = "allowed_geolocation_origins";
4176
4177        /**
4178         * The preferred TTY mode     0 = TTy Off, CDMA default
4179         *                            1 = TTY Full
4180         *                            2 = TTY HCO
4181         *                            3 = TTY VCO
4182         * @hide
4183         */
4184        public static final String PREFERRED_TTY_MODE =
4185                "preferred_tty_mode";
4186
4187        /**
4188         * Whether the enhanced voice privacy mode is enabled.
4189         * 0 = normal voice privacy
4190         * 1 = enhanced voice privacy
4191         * @hide
4192         */
4193        public static final String ENHANCED_VOICE_PRIVACY_ENABLED = "enhanced_voice_privacy_enabled";
4194
4195        /**
4196         * Whether the TTY mode mode is enabled.
4197         * 0 = disabled
4198         * 1 = enabled
4199         * @hide
4200         */
4201        public static final String TTY_MODE_ENABLED = "tty_mode_enabled";
4202
4203        /**
4204         * Controls whether settings backup is enabled.
4205         * Type: int ( 0 = disabled, 1 = enabled )
4206         * @hide
4207         */
4208        public static final String BACKUP_ENABLED = "backup_enabled";
4209
4210        /**
4211         * Controls whether application data is automatically restored from backup
4212         * at install time.
4213         * Type: int ( 0 = disabled, 1 = enabled )
4214         * @hide
4215         */
4216        public static final String BACKUP_AUTO_RESTORE = "backup_auto_restore";
4217
4218        /**
4219         * Indicates whether settings backup has been fully provisioned.
4220         * Type: int ( 0 = unprovisioned, 1 = fully provisioned )
4221         * @hide
4222         */
4223        public static final String BACKUP_PROVISIONED = "backup_provisioned";
4224
4225        /**
4226         * Component of the transport to use for backup/restore.
4227         * @hide
4228         */
4229        public static final String BACKUP_TRANSPORT = "backup_transport";
4230
4231        /**
4232         * Version for which the setup wizard was last shown.  Bumped for
4233         * each release when there is new setup information to show.
4234         * @hide
4235         */
4236        public static final String LAST_SETUP_SHOWN = "last_setup_shown";
4237
4238        /**
4239         * The interval in milliseconds after which Wi-Fi is considered idle.
4240         * When idle, it is possible for the device to be switched from Wi-Fi to
4241         * the mobile data network.
4242         * @hide
4243         * @deprecated Use {@link android.provider.Settings.Global#WIFI_IDLE_MS}
4244         * instead.
4245         */
4246        @Deprecated
4247        public static final String WIFI_IDLE_MS = Global.WIFI_IDLE_MS;
4248
4249        /**
4250         * The global search provider chosen by the user (if multiple global
4251         * search providers are installed). This will be the provider returned
4252         * by {@link SearchManager#getGlobalSearchActivity()} if it's still
4253         * installed. This setting is stored as a flattened component name as
4254         * per {@link ComponentName#flattenToString()}.
4255         *
4256         * @hide
4257         */
4258        public static final String SEARCH_GLOBAL_SEARCH_ACTIVITY =
4259                "search_global_search_activity";
4260
4261        /**
4262         * The number of promoted sources in GlobalSearch.
4263         * @hide
4264         */
4265        public static final String SEARCH_NUM_PROMOTED_SOURCES = "search_num_promoted_sources";
4266        /**
4267         * The maximum number of suggestions returned by GlobalSearch.
4268         * @hide
4269         */
4270        public static final String SEARCH_MAX_RESULTS_TO_DISPLAY = "search_max_results_to_display";
4271        /**
4272         * The number of suggestions GlobalSearch will ask each non-web search source for.
4273         * @hide
4274         */
4275        public static final String SEARCH_MAX_RESULTS_PER_SOURCE = "search_max_results_per_source";
4276        /**
4277         * The number of suggestions the GlobalSearch will ask the web search source for.
4278         * @hide
4279         */
4280        public static final String SEARCH_WEB_RESULTS_OVERRIDE_LIMIT =
4281                "search_web_results_override_limit";
4282        /**
4283         * The number of milliseconds that GlobalSearch will wait for suggestions from
4284         * promoted sources before continuing with all other sources.
4285         * @hide
4286         */
4287        public static final String SEARCH_PROMOTED_SOURCE_DEADLINE_MILLIS =
4288                "search_promoted_source_deadline_millis";
4289        /**
4290         * The number of milliseconds before GlobalSearch aborts search suggesiton queries.
4291         * @hide
4292         */
4293        public static final String SEARCH_SOURCE_TIMEOUT_MILLIS = "search_source_timeout_millis";
4294        /**
4295         * The maximum number of milliseconds that GlobalSearch shows the previous results
4296         * after receiving a new query.
4297         * @hide
4298         */
4299        public static final String SEARCH_PREFILL_MILLIS = "search_prefill_millis";
4300        /**
4301         * The maximum age of log data used for shortcuts in GlobalSearch.
4302         * @hide
4303         */
4304        public static final String SEARCH_MAX_STAT_AGE_MILLIS = "search_max_stat_age_millis";
4305        /**
4306         * The maximum age of log data used for source ranking in GlobalSearch.
4307         * @hide
4308         */
4309        public static final String SEARCH_MAX_SOURCE_EVENT_AGE_MILLIS =
4310                "search_max_source_event_age_millis";
4311        /**
4312         * The minimum number of impressions needed to rank a source in GlobalSearch.
4313         * @hide
4314         */
4315        public static final String SEARCH_MIN_IMPRESSIONS_FOR_SOURCE_RANKING =
4316                "search_min_impressions_for_source_ranking";
4317        /**
4318         * The minimum number of clicks needed to rank a source in GlobalSearch.
4319         * @hide
4320         */
4321        public static final String SEARCH_MIN_CLICKS_FOR_SOURCE_RANKING =
4322                "search_min_clicks_for_source_ranking";
4323        /**
4324         * The maximum number of shortcuts shown by GlobalSearch.
4325         * @hide
4326         */
4327        public static final String SEARCH_MAX_SHORTCUTS_RETURNED = "search_max_shortcuts_returned";
4328        /**
4329         * The size of the core thread pool for suggestion queries in GlobalSearch.
4330         * @hide
4331         */
4332        public static final String SEARCH_QUERY_THREAD_CORE_POOL_SIZE =
4333                "search_query_thread_core_pool_size";
4334        /**
4335         * The maximum size of the thread pool for suggestion queries in GlobalSearch.
4336         * @hide
4337         */
4338        public static final String SEARCH_QUERY_THREAD_MAX_POOL_SIZE =
4339                "search_query_thread_max_pool_size";
4340        /**
4341         * The size of the core thread pool for shortcut refreshing in GlobalSearch.
4342         * @hide
4343         */
4344        public static final String SEARCH_SHORTCUT_REFRESH_CORE_POOL_SIZE =
4345                "search_shortcut_refresh_core_pool_size";
4346        /**
4347         * The maximum size of the thread pool for shortcut refreshing in GlobalSearch.
4348         * @hide
4349         */
4350        public static final String SEARCH_SHORTCUT_REFRESH_MAX_POOL_SIZE =
4351                "search_shortcut_refresh_max_pool_size";
4352        /**
4353         * The maximun time that excess threads in the GlobalSeach thread pools will
4354         * wait before terminating.
4355         * @hide
4356         */
4357        public static final String SEARCH_THREAD_KEEPALIVE_SECONDS =
4358                "search_thread_keepalive_seconds";
4359        /**
4360         * The maximum number of concurrent suggestion queries to each source.
4361         * @hide
4362         */
4363        public static final String SEARCH_PER_SOURCE_CONCURRENT_QUERY_LIMIT =
4364                "search_per_source_concurrent_query_limit";
4365
4366        /**
4367         * Whether or not alert sounds are played on MountService events. (0 = false, 1 = true)
4368         * @hide
4369         */
4370        public static final String MOUNT_PLAY_NOTIFICATION_SND = "mount_play_not_snd";
4371
4372        /**
4373         * Whether or not UMS auto-starts on UMS host detection. (0 = false, 1 = true)
4374         * @hide
4375         */
4376        public static final String MOUNT_UMS_AUTOSTART = "mount_ums_autostart";
4377
4378        /**
4379         * Whether or not a notification is displayed on UMS host detection. (0 = false, 1 = true)
4380         * @hide
4381         */
4382        public static final String MOUNT_UMS_PROMPT = "mount_ums_prompt";
4383
4384        /**
4385         * Whether or not a notification is displayed while UMS is enabled. (0 = false, 1 = true)
4386         * @hide
4387         */
4388        public static final String MOUNT_UMS_NOTIFY_ENABLED = "mount_ums_notify_enabled";
4389
4390        /**
4391         * If nonzero, ANRs in invisible background processes bring up a dialog.
4392         * Otherwise, the process will be silently killed.
4393         * @hide
4394         */
4395        public static final String ANR_SHOW_BACKGROUND = "anr_show_background";
4396
4397        /**
4398         * (Experimental). If nonzero, WebView uses data reduction proxy to save network
4399         * bandwidth. Otherwise, WebView does not use data reduction proxy.
4400         * @hide
4401         */
4402        public static final String WEBVIEW_DATA_REDUCTION_PROXY = "webview_data_reduction_proxy";
4403
4404        /**
4405         * The {@link ComponentName} string of the service to be used as the voice recognition
4406         * service.
4407         *
4408         * @hide
4409         */
4410        public static final String VOICE_RECOGNITION_SERVICE = "voice_recognition_service";
4411
4412        /**
4413         * Stores whether an user has consented to have apps verified through PAM.
4414         * The value is boolean (1 or 0).
4415         *
4416         * @hide
4417         */
4418        public static final String PACKAGE_VERIFIER_USER_CONSENT =
4419            "package_verifier_user_consent";
4420
4421        /**
4422         * The {@link ComponentName} string of the selected spell checker service which is
4423         * one of the services managed by the text service manager.
4424         *
4425         * @hide
4426         */
4427        public static final String SELECTED_SPELL_CHECKER = "selected_spell_checker";
4428
4429        /**
4430         * The {@link ComponentName} string of the selected subtype of the selected spell checker
4431         * service which is one of the services managed by the text service manager.
4432         *
4433         * @hide
4434         */
4435        public static final String SELECTED_SPELL_CHECKER_SUBTYPE =
4436                "selected_spell_checker_subtype";
4437
4438        /**
4439         * The {@link ComponentName} string whether spell checker is enabled or not.
4440         *
4441         * @hide
4442         */
4443        public static final String SPELL_CHECKER_ENABLED = "spell_checker_enabled";
4444
4445        /**
4446         * What happens when the user presses the Power button while in-call
4447         * and the screen is on.<br/>
4448         * <b>Values:</b><br/>
4449         * 1 - The Power button turns off the screen and locks the device. (Default behavior)<br/>
4450         * 2 - The Power button hangs up the current call.<br/>
4451         *
4452         * @hide
4453         */
4454        public static final String INCALL_POWER_BUTTON_BEHAVIOR = "incall_power_button_behavior";
4455
4456        /**
4457         * INCALL_POWER_BUTTON_BEHAVIOR value for "turn off screen".
4458         * @hide
4459         */
4460        public static final int INCALL_POWER_BUTTON_BEHAVIOR_SCREEN_OFF = 0x1;
4461
4462        /**
4463         * INCALL_POWER_BUTTON_BEHAVIOR value for "hang up".
4464         * @hide
4465         */
4466        public static final int INCALL_POWER_BUTTON_BEHAVIOR_HANGUP = 0x2;
4467
4468        /**
4469         * INCALL_POWER_BUTTON_BEHAVIOR default value.
4470         * @hide
4471         */
4472        public static final int INCALL_POWER_BUTTON_BEHAVIOR_DEFAULT =
4473                INCALL_POWER_BUTTON_BEHAVIOR_SCREEN_OFF;
4474
4475        /**
4476         * The current night mode that has been selected by the user.  Owned
4477         * and controlled by UiModeManagerService.  Constants are as per
4478         * UiModeManager.
4479         * @hide
4480         */
4481        public static final String UI_NIGHT_MODE = "ui_night_mode";
4482
4483        /**
4484         * Whether screensavers are enabled.
4485         * @hide
4486         */
4487        public static final String SCREENSAVER_ENABLED = "screensaver_enabled";
4488
4489        /**
4490         * The user's chosen screensaver components.
4491         *
4492         * These will be launched by the PhoneWindowManager after a timeout when not on
4493         * battery, or upon dock insertion (if SCREENSAVER_ACTIVATE_ON_DOCK is set to 1).
4494         * @hide
4495         */
4496        public static final String SCREENSAVER_COMPONENTS = "screensaver_components";
4497
4498        /**
4499         * If screensavers are enabled, whether the screensaver should be automatically launched
4500         * when the device is inserted into a (desk) dock.
4501         * @hide
4502         */
4503        public static final String SCREENSAVER_ACTIVATE_ON_DOCK = "screensaver_activate_on_dock";
4504
4505        /**
4506         * If screensavers are enabled, whether the screensaver should be automatically launched
4507         * when the screen times out when not on battery.
4508         * @hide
4509         */
4510        public static final String SCREENSAVER_ACTIVATE_ON_SLEEP = "screensaver_activate_on_sleep";
4511
4512        /**
4513         * If screensavers are enabled, the default screensaver component.
4514         * @hide
4515         */
4516        public static final String SCREENSAVER_DEFAULT_COMPONENT = "screensaver_default_component";
4517
4518        /**
4519         * The default NFC payment component
4520         * @hide
4521         */
4522        public static final String NFC_PAYMENT_DEFAULT_COMPONENT = "nfc_payment_default_component";
4523
4524        /**
4525         * Specifies the package name currently configured to be the primary sms application
4526         * @hide
4527         */
4528        public static final String SMS_DEFAULT_APPLICATION = "sms_default_application";
4529
4530        /**
4531         * Name of a package that the current user has explicitly allowed to see all of that
4532         * user's notifications.
4533         *
4534         * @hide
4535         */
4536        public static final String ENABLED_NOTIFICATION_LISTENERS = "enabled_notification_listeners";
4537
4538        /**
4539         * @hide
4540         */
4541        public static final String ENABLED_CONDITION_PROVIDERS = "enabled_condition_providers";
4542
4543        /** @hide */
4544        public static final String BAR_SERVICE_COMPONENT = "bar_service_component";
4545
4546        /** @hide */
4547        public static final String IMMERSIVE_MODE_CONFIRMATIONS = "immersive_mode_confirmations";
4548
4549        /**
4550         * This is the query URI for finding a print service to install.
4551         *
4552         * @hide
4553         */
4554        public static final String PRINT_SERVICE_SEARCH_URI = "print_service_search_uri";
4555
4556        /**
4557         * This is the query URI for finding a NFC payment service to install.
4558         *
4559         * @hide
4560         */
4561        public static final String PAYMENT_SERVICE_SEARCH_URI = "payment_service_search_uri";
4562
4563        /**
4564         * This are the settings to be backed up.
4565         *
4566         * NOTE: Settings are backed up and restored in the order they appear
4567         *       in this array. If you have one setting depending on another,
4568         *       make sure that they are ordered appropriately.
4569         *
4570         * @hide
4571         */
4572        public static final String[] SETTINGS_TO_BACKUP = {
4573            BUGREPORT_IN_POWER_MENU,                            // moved to global
4574            ALLOW_MOCK_LOCATION,
4575            PARENTAL_CONTROL_ENABLED,
4576            PARENTAL_CONTROL_REDIRECT_URL,
4577            USB_MASS_STORAGE_ENABLED,                           // moved to global
4578            ACCESSIBILITY_DISPLAY_MAGNIFICATION_ENABLED,
4579            ACCESSIBILITY_DISPLAY_MAGNIFICATION_SCALE,
4580            ACCESSIBILITY_DISPLAY_MAGNIFICATION_AUTO_UPDATE,
4581            ACCESSIBILITY_SCRIPT_INJECTION,
4582            BACKUP_AUTO_RESTORE,
4583            ENABLED_ACCESSIBILITY_SERVICES,
4584            TOUCH_EXPLORATION_GRANTED_ACCESSIBILITY_SERVICES,
4585            TOUCH_EXPLORATION_ENABLED,
4586            ACCESSIBILITY_ENABLED,
4587            ACCESSIBILITY_SPEAK_PASSWORD,
4588            ACCESSIBILITY_CAPTIONING_ENABLED,
4589            ACCESSIBILITY_CAPTIONING_LOCALE,
4590            ACCESSIBILITY_CAPTIONING_BACKGROUND_COLOR,
4591            ACCESSIBILITY_CAPTIONING_FOREGROUND_COLOR,
4592            ACCESSIBILITY_CAPTIONING_EDGE_TYPE,
4593            ACCESSIBILITY_CAPTIONING_EDGE_COLOR,
4594            ACCESSIBILITY_CAPTIONING_TYPEFACE,
4595            ACCESSIBILITY_CAPTIONING_FONT_SCALE,
4596            TTS_USE_DEFAULTS,
4597            TTS_DEFAULT_RATE,
4598            TTS_DEFAULT_PITCH,
4599            TTS_DEFAULT_SYNTH,
4600            TTS_DEFAULT_LANG,
4601            TTS_DEFAULT_COUNTRY,
4602            TTS_ENABLED_PLUGINS,
4603            TTS_DEFAULT_LOCALE,
4604            WIFI_NETWORKS_AVAILABLE_NOTIFICATION_ON,            // moved to global
4605            WIFI_NETWORKS_AVAILABLE_REPEAT_DELAY,               // moved to global
4606            WIFI_NUM_OPEN_NETWORKS_KEPT,                        // moved to global
4607            MOUNT_PLAY_NOTIFICATION_SND,
4608            MOUNT_UMS_AUTOSTART,
4609            MOUNT_UMS_PROMPT,
4610            MOUNT_UMS_NOTIFY_ENABLED,
4611            UI_NIGHT_MODE
4612        };
4613
4614        /**
4615         * Helper method for determining if a location provider is enabled.
4616         *
4617         * @param cr the content resolver to use
4618         * @param provider the location provider to query
4619         * @return true if the provider is enabled
4620         *
4621         * @deprecated use {@link #LOCATION_MODE} or
4622         *             {@link LocationManager#isProviderEnabled(String)}
4623         */
4624        @Deprecated
4625        public static final boolean isLocationProviderEnabled(ContentResolver cr, String provider) {
4626            return isLocationProviderEnabledForUser(cr, provider, UserHandle.myUserId());
4627        }
4628
4629        /**
4630         * Helper method for determining if a location provider is enabled.
4631         * @param cr the content resolver to use
4632         * @param provider the location provider to query
4633         * @param userId the userId to query
4634         * @return true if the provider is enabled
4635         * @deprecated use {@link #LOCATION_MODE} or
4636         *             {@link LocationManager#isProviderEnabled(String)}
4637         * @hide
4638         */
4639        @Deprecated
4640        public static final boolean isLocationProviderEnabledForUser(ContentResolver cr, String provider, int userId) {
4641            String allowedProviders = Settings.Secure.getStringForUser(cr,
4642                    LOCATION_PROVIDERS_ALLOWED, userId);
4643            return TextUtils.delimitedStringContains(allowedProviders, ',', provider);
4644        }
4645
4646        /**
4647         * Thread-safe method for enabling or disabling a single location provider.
4648         * @param cr the content resolver to use
4649         * @param provider the location provider to enable or disable
4650         * @param enabled true if the provider should be enabled
4651         * @deprecated use {@link #putInt(ContentResolver, String, int)} and {@link #LOCATION_MODE}
4652         */
4653        @Deprecated
4654        public static final void setLocationProviderEnabled(ContentResolver cr,
4655                String provider, boolean enabled) {
4656            setLocationProviderEnabledForUser(cr, provider, enabled, UserHandle.myUserId());
4657        }
4658
4659        /**
4660         * Thread-safe method for enabling or disabling a single location provider.
4661         *
4662         * @param cr the content resolver to use
4663         * @param provider the location provider to enable or disable
4664         * @param enabled true if the provider should be enabled
4665         * @param userId the userId for which to enable/disable providers
4666         * @return true if the value was set, false on database errors
4667         * @deprecated use {@link #putIntForUser(ContentResolver, String, int, int)} and
4668         *             {@link #LOCATION_MODE}
4669         * @hide
4670         */
4671        @Deprecated
4672        public static final boolean setLocationProviderEnabledForUser(ContentResolver cr,
4673                String provider, boolean enabled, int userId) {
4674            synchronized (mLocationSettingsLock) {
4675                // to ensure thread safety, we write the provider name with a '+' or '-'
4676                // and let the SettingsProvider handle it rather than reading and modifying
4677                // the list of enabled providers.
4678                if (enabled) {
4679                    provider = "+" + provider;
4680                } else {
4681                    provider = "-" + provider;
4682                }
4683                return putStringForUser(cr, Settings.Secure.LOCATION_PROVIDERS_ALLOWED, provider,
4684                        userId);
4685            }
4686        }
4687
4688        /**
4689         * Thread-safe method for setting the location mode to one of
4690         * {@link #LOCATION_MODE_HIGH_ACCURACY}, {@link #LOCATION_MODE_SENSORS_ONLY},
4691         * {@link #LOCATION_MODE_BATTERY_SAVING}, or {@link #LOCATION_MODE_OFF}.
4692         *
4693         * @param cr the content resolver to use
4694         * @param mode such as {@link #LOCATION_MODE_HIGH_ACCURACY}
4695         * @param userId the userId for which to change mode
4696         * @return true if the value was set, false on database errors
4697         *
4698         * @throws IllegalArgumentException if mode is not one of the supported values
4699         */
4700        private static final boolean setLocationModeForUser(ContentResolver cr, int mode,
4701                int userId) {
4702            synchronized (mLocationSettingsLock) {
4703                boolean gps = false;
4704                boolean network = false;
4705                switch (mode) {
4706                    case LOCATION_MODE_OFF:
4707                        break;
4708                    case LOCATION_MODE_SENSORS_ONLY:
4709                        gps = true;
4710                        break;
4711                    case LOCATION_MODE_BATTERY_SAVING:
4712                        network = true;
4713                        break;
4714                    case LOCATION_MODE_HIGH_ACCURACY:
4715                        gps = true;
4716                        network = true;
4717                        break;
4718                    default:
4719                        throw new IllegalArgumentException("Invalid location mode: " + mode);
4720                }
4721                boolean gpsSuccess = Settings.Secure.setLocationProviderEnabledForUser(
4722                        cr, LocationManager.GPS_PROVIDER, gps, userId);
4723                boolean nlpSuccess = Settings.Secure.setLocationProviderEnabledForUser(
4724                        cr, LocationManager.NETWORK_PROVIDER, network, userId);
4725                return gpsSuccess && nlpSuccess;
4726            }
4727        }
4728
4729        /**
4730         * Thread-safe method for reading the location mode, returns one of
4731         * {@link #LOCATION_MODE_HIGH_ACCURACY}, {@link #LOCATION_MODE_SENSORS_ONLY},
4732         * {@link #LOCATION_MODE_BATTERY_SAVING}, or {@link #LOCATION_MODE_OFF}.
4733         *
4734         * @param cr the content resolver to use
4735         * @param userId the userId for which to read the mode
4736         * @return the location mode
4737         */
4738        private static final int getLocationModeForUser(ContentResolver cr, int userId) {
4739            synchronized (mLocationSettingsLock) {
4740                boolean gpsEnabled = Settings.Secure.isLocationProviderEnabledForUser(
4741                        cr, LocationManager.GPS_PROVIDER, userId);
4742                boolean networkEnabled = Settings.Secure.isLocationProviderEnabledForUser(
4743                        cr, LocationManager.NETWORK_PROVIDER, userId);
4744                if (gpsEnabled && networkEnabled) {
4745                    return LOCATION_MODE_HIGH_ACCURACY;
4746                } else if (gpsEnabled) {
4747                    return LOCATION_MODE_SENSORS_ONLY;
4748                } else if (networkEnabled) {
4749                    return LOCATION_MODE_BATTERY_SAVING;
4750                } else {
4751                    return LOCATION_MODE_OFF;
4752                }
4753            }
4754        }
4755    }
4756
4757    /**
4758     * Global system settings, containing preferences that always apply identically
4759     * to all defined users.  Applications can read these but are not allowed to write;
4760     * like the "Secure" settings, these are for preferences that the user must
4761     * explicitly modify through the system UI or specialized APIs for those values.
4762     */
4763    public static final class Global extends NameValueTable {
4764        public static final String SYS_PROP_SETTING_VERSION = "sys.settings_global_version";
4765
4766        /**
4767         * The content:// style URL for global secure settings items.  Not public.
4768         */
4769        public static final Uri CONTENT_URI = Uri.parse("content://" + AUTHORITY + "/global");
4770
4771        /**
4772         * Setting whether the global gesture for enabling accessibility is enabled.
4773         * If this gesture is enabled the user will be able to perfrom it to enable
4774         * the accessibility state without visiting the settings app.
4775         * @hide
4776         */
4777        public static final String ENABLE_ACCESSIBILITY_GLOBAL_GESTURE_ENABLED =
4778                "enable_accessibility_global_gesture_enabled";
4779
4780        /**
4781         * Whether Airplane Mode is on.
4782         */
4783        public static final String AIRPLANE_MODE_ON = "airplane_mode_on";
4784
4785        /**
4786         * Constant for use in AIRPLANE_MODE_RADIOS to specify Bluetooth radio.
4787         */
4788        public static final String RADIO_BLUETOOTH = "bluetooth";
4789
4790        /**
4791         * Constant for use in AIRPLANE_MODE_RADIOS to specify Wi-Fi radio.
4792         */
4793        public static final String RADIO_WIFI = "wifi";
4794
4795        /**
4796         * {@hide}
4797         */
4798        public static final String RADIO_WIMAX = "wimax";
4799        /**
4800         * Constant for use in AIRPLANE_MODE_RADIOS to specify Cellular radio.
4801         */
4802        public static final String RADIO_CELL = "cell";
4803
4804        /**
4805         * Constant for use in AIRPLANE_MODE_RADIOS to specify NFC radio.
4806         */
4807        public static final String RADIO_NFC = "nfc";
4808
4809        /**
4810         * A comma separated list of radios that need to be disabled when airplane mode
4811         * is on. This overrides WIFI_ON and BLUETOOTH_ON, if Wi-Fi and bluetooth are
4812         * included in the comma separated list.
4813         */
4814        public static final String AIRPLANE_MODE_RADIOS = "airplane_mode_radios";
4815
4816        /**
4817         * A comma separated list of radios that should to be disabled when airplane mode
4818         * is on, but can be manually reenabled by the user.  For example, if RADIO_WIFI is
4819         * added to both AIRPLANE_MODE_RADIOS and AIRPLANE_MODE_TOGGLEABLE_RADIOS, then Wifi
4820         * will be turned off when entering airplane mode, but the user will be able to reenable
4821         * Wifi in the Settings app.
4822         *
4823         * {@hide}
4824         */
4825        public static final String AIRPLANE_MODE_TOGGLEABLE_RADIOS = "airplane_mode_toggleable_radios";
4826
4827        /**
4828         * The policy for deciding when Wi-Fi should go to sleep (which will in
4829         * turn switch to using the mobile data as an Internet connection).
4830         * <p>
4831         * Set to one of {@link #WIFI_SLEEP_POLICY_DEFAULT},
4832         * {@link #WIFI_SLEEP_POLICY_NEVER_WHILE_PLUGGED}, or
4833         * {@link #WIFI_SLEEP_POLICY_NEVER}.
4834         */
4835        public static final String WIFI_SLEEP_POLICY = "wifi_sleep_policy";
4836
4837        /**
4838         * Value for {@link #WIFI_SLEEP_POLICY} to use the default Wi-Fi sleep
4839         * policy, which is to sleep shortly after the turning off
4840         * according to the {@link #STAY_ON_WHILE_PLUGGED_IN} setting.
4841         */
4842        public static final int WIFI_SLEEP_POLICY_DEFAULT = 0;
4843
4844        /**
4845         * Value for {@link #WIFI_SLEEP_POLICY} to use the default policy when
4846         * the device is on battery, and never go to sleep when the device is
4847         * plugged in.
4848         */
4849        public static final int WIFI_SLEEP_POLICY_NEVER_WHILE_PLUGGED = 1;
4850
4851        /**
4852         * Value for {@link #WIFI_SLEEP_POLICY} to never go to sleep.
4853         */
4854        public static final int WIFI_SLEEP_POLICY_NEVER = 2;
4855
4856        /**
4857         * Value to specify if the user prefers the date, time and time zone
4858         * to be automatically fetched from the network (NITZ). 1=yes, 0=no
4859         */
4860        public static final String AUTO_TIME = "auto_time";
4861
4862        /**
4863         * Value to specify if the user prefers the time zone
4864         * to be automatically fetched from the network (NITZ). 1=yes, 0=no
4865         */
4866        public static final String AUTO_TIME_ZONE = "auto_time_zone";
4867
4868        /**
4869         * URI for the car dock "in" event sound.
4870         * @hide
4871         */
4872        public static final String CAR_DOCK_SOUND = "car_dock_sound";
4873
4874        /**
4875         * URI for the car dock "out" event sound.
4876         * @hide
4877         */
4878        public static final String CAR_UNDOCK_SOUND = "car_undock_sound";
4879
4880        /**
4881         * URI for the desk dock "in" event sound.
4882         * @hide
4883         */
4884        public static final String DESK_DOCK_SOUND = "desk_dock_sound";
4885
4886        /**
4887         * URI for the desk dock "out" event sound.
4888         * @hide
4889         */
4890        public static final String DESK_UNDOCK_SOUND = "desk_undock_sound";
4891
4892        /**
4893         * Whether to play a sound for dock events.
4894         * @hide
4895         */
4896        public static final String DOCK_SOUNDS_ENABLED = "dock_sounds_enabled";
4897
4898        /**
4899         * URI for the "device locked" (keyguard shown) sound.
4900         * @hide
4901         */
4902        public static final String LOCK_SOUND = "lock_sound";
4903
4904        /**
4905         * URI for the "device unlocked" sound.
4906         * @hide
4907         */
4908        public static final String UNLOCK_SOUND = "unlock_sound";
4909
4910        /**
4911         * URI for the low battery sound file.
4912         * @hide
4913         */
4914        public static final String LOW_BATTERY_SOUND = "low_battery_sound";
4915
4916        /**
4917         * Whether to play a sound for low-battery alerts.
4918         * @hide
4919         */
4920        public static final String POWER_SOUNDS_ENABLED = "power_sounds_enabled";
4921
4922        /**
4923         * URI for the "wireless charging started" sound.
4924         * @hide
4925         */
4926        public static final String WIRELESS_CHARGING_STARTED_SOUND =
4927                "wireless_charging_started_sound";
4928
4929        /**
4930         * Whether we keep the device on while the device is plugged in.
4931         * Supported values are:
4932         * <ul>
4933         * <li>{@code 0} to never stay on while plugged in</li>
4934         * <li>{@link BatteryManager#BATTERY_PLUGGED_AC} to stay on for AC charger</li>
4935         * <li>{@link BatteryManager#BATTERY_PLUGGED_USB} to stay on for USB charger</li>
4936         * <li>{@link BatteryManager#BATTERY_PLUGGED_WIRELESS} to stay on for wireless charger</li>
4937         * </ul>
4938         * These values can be OR-ed together.
4939         */
4940        public static final String STAY_ON_WHILE_PLUGGED_IN = "stay_on_while_plugged_in";
4941
4942        /**
4943         * When the user has enable the option to have a "bug report" command
4944         * in the power menu.
4945         * @hide
4946         */
4947        public static final String BUGREPORT_IN_POWER_MENU = "bugreport_in_power_menu";
4948
4949        /**
4950         * Whether ADB is enabled.
4951         */
4952        public static final String ADB_ENABLED = "adb_enabled";
4953
4954        /**
4955         * Whether assisted GPS should be enabled or not.
4956         * @hide
4957         */
4958        public static final String ASSISTED_GPS_ENABLED = "assisted_gps_enabled";
4959
4960        /**
4961         * Whether bluetooth is enabled/disabled
4962         * 0=disabled. 1=enabled.
4963         */
4964        public static final String BLUETOOTH_ON = "bluetooth_on";
4965
4966        /**
4967         * CDMA Cell Broadcast SMS
4968         *                            0 = CDMA Cell Broadcast SMS disabled
4969         *                            1 = CDMA Cell Broadcast SMS enabled
4970         * @hide
4971         */
4972        public static final String CDMA_CELL_BROADCAST_SMS =
4973                "cdma_cell_broadcast_sms";
4974
4975        /**
4976         * The CDMA roaming mode 0 = Home Networks, CDMA default
4977         *                       1 = Roaming on Affiliated networks
4978         *                       2 = Roaming on any networks
4979         * @hide
4980         */
4981        public static final String CDMA_ROAMING_MODE = "roaming_settings";
4982
4983        /**
4984         * The CDMA subscription mode 0 = RUIM/SIM (default)
4985         *                                1 = NV
4986         * @hide
4987         */
4988        public static final String CDMA_SUBSCRIPTION_MODE = "subscription_mode";
4989
4990        /** Inactivity timeout to track mobile data activity.
4991        *
4992        * If set to a positive integer, it indicates the inactivity timeout value in seconds to
4993        * infer the data activity of mobile network. After a period of no activity on mobile
4994        * networks with length specified by the timeout, an {@code ACTION_DATA_ACTIVITY_CHANGE}
4995        * intent is fired to indicate a transition of network status from "active" to "idle". Any
4996        * subsequent activity on mobile networks triggers the firing of {@code
4997        * ACTION_DATA_ACTIVITY_CHANGE} intent indicating transition from "idle" to "active".
4998        *
4999        * Network activity refers to transmitting or receiving data on the network interfaces.
5000        *
5001        * Tracking is disabled if set to zero or negative value.
5002        *
5003        * @hide
5004        */
5005       public static final String DATA_ACTIVITY_TIMEOUT_MOBILE = "data_activity_timeout_mobile";
5006
5007       /** Timeout to tracking Wifi data activity. Same as {@code DATA_ACTIVITY_TIMEOUT_MOBILE}
5008        * but for Wifi network.
5009        * @hide
5010        */
5011       public static final String DATA_ACTIVITY_TIMEOUT_WIFI = "data_activity_timeout_wifi";
5012
5013       /**
5014        * Whether or not data roaming is enabled. (0 = false, 1 = true)
5015        */
5016       public static final String DATA_ROAMING = "data_roaming";
5017
5018       /**
5019        * The value passed to a Mobile DataConnection via bringUp which defines the
5020        * number of retries to preform when setting up the initial connection. The default
5021        * value defined in DataConnectionTrackerBase#DEFAULT_MDC_INITIAL_RETRY is currently 1.
5022        * @hide
5023        */
5024       public static final String MDC_INITIAL_MAX_RETRY = "mdc_initial_max_retry";
5025
5026       /**
5027        * Whether user has enabled development settings.
5028        */
5029       public static final String DEVELOPMENT_SETTINGS_ENABLED = "development_settings_enabled";
5030
5031       /**
5032        * Whether the device has been provisioned (0 = false, 1 = true)
5033        */
5034       public static final String DEVICE_PROVISIONED = "device_provisioned";
5035
5036       /**
5037        * The saved value for WindowManagerService.setForcedDisplayDensity().
5038        * One integer in dpi.  If unset, then use the real display density.
5039        * @hide
5040        */
5041       public static final String DISPLAY_DENSITY_FORCED = "display_density_forced";
5042
5043       /**
5044        * The saved value for WindowManagerService.setForcedDisplaySize().
5045        * Two integers separated by a comma.  If unset, then use the real display size.
5046        * @hide
5047        */
5048       public static final String DISPLAY_SIZE_FORCED = "display_size_forced";
5049
5050       /**
5051        * The maximum size, in bytes, of a download that the download manager will transfer over
5052        * a non-wifi connection.
5053        * @hide
5054        */
5055       public static final String DOWNLOAD_MAX_BYTES_OVER_MOBILE =
5056               "download_manager_max_bytes_over_mobile";
5057
5058       /**
5059        * The recommended maximum size, in bytes, of a download that the download manager should
5060        * transfer over a non-wifi connection. Over this size, the use will be warned, but will
5061        * have the option to start the download over the mobile connection anyway.
5062        * @hide
5063        */
5064       public static final String DOWNLOAD_RECOMMENDED_MAX_BYTES_OVER_MOBILE =
5065               "download_manager_recommended_max_bytes_over_mobile";
5066
5067       /**
5068        * Whether the package installer should allow installation of apps downloaded from
5069        * sources other than Google Play.
5070        *
5071        * 1 = allow installing from other sources
5072        * 0 = only allow installing from Google Play
5073        */
5074       public static final String INSTALL_NON_MARKET_APPS = "install_non_market_apps";
5075
5076       /**
5077        * Whether mobile data connections are allowed by the user.  See
5078        * ConnectivityManager for more info.
5079        * @hide
5080        */
5081       public static final String MOBILE_DATA = "mobile_data";
5082
5083       /** {@hide} */
5084       public static final String NETSTATS_ENABLED = "netstats_enabled";
5085       /** {@hide} */
5086       public static final String NETSTATS_POLL_INTERVAL = "netstats_poll_interval";
5087       /** {@hide} */
5088       public static final String NETSTATS_TIME_CACHE_MAX_AGE = "netstats_time_cache_max_age";
5089       /** {@hide} */
5090       public static final String NETSTATS_GLOBAL_ALERT_BYTES = "netstats_global_alert_bytes";
5091       /** {@hide} */
5092       public static final String NETSTATS_SAMPLE_ENABLED = "netstats_sample_enabled";
5093       /** {@hide} */
5094       public static final String NETSTATS_REPORT_XT_OVER_DEV = "netstats_report_xt_over_dev";
5095
5096       /** {@hide} */
5097       public static final String NETSTATS_DEV_BUCKET_DURATION = "netstats_dev_bucket_duration";
5098       /** {@hide} */
5099       public static final String NETSTATS_DEV_PERSIST_BYTES = "netstats_dev_persist_bytes";
5100       /** {@hide} */
5101       public static final String NETSTATS_DEV_ROTATE_AGE = "netstats_dev_rotate_age";
5102       /** {@hide} */
5103       public static final String NETSTATS_DEV_DELETE_AGE = "netstats_dev_delete_age";
5104
5105       /** {@hide} */
5106       public static final String NETSTATS_UID_BUCKET_DURATION = "netstats_uid_bucket_duration";
5107       /** {@hide} */
5108       public static final String NETSTATS_UID_PERSIST_BYTES = "netstats_uid_persist_bytes";
5109       /** {@hide} */
5110       public static final String NETSTATS_UID_ROTATE_AGE = "netstats_uid_rotate_age";
5111       /** {@hide} */
5112       public static final String NETSTATS_UID_DELETE_AGE = "netstats_uid_delete_age";
5113
5114       /** {@hide} */
5115       public static final String NETSTATS_UID_TAG_BUCKET_DURATION = "netstats_uid_tag_bucket_duration";
5116       /** {@hide} */
5117       public static final String NETSTATS_UID_TAG_PERSIST_BYTES = "netstats_uid_tag_persist_bytes";
5118       /** {@hide} */
5119       public static final String NETSTATS_UID_TAG_ROTATE_AGE = "netstats_uid_tag_rotate_age";
5120       /** {@hide} */
5121       public static final String NETSTATS_UID_TAG_DELETE_AGE = "netstats_uid_tag_delete_age";
5122
5123       /**
5124        * User preference for which network(s) should be used. Only the
5125        * connectivity service should touch this.
5126        */
5127       public static final String NETWORK_PREFERENCE = "network_preference";
5128
5129       /**
5130        * Which package name to use for network scoring. If null, or if the package is not a valid
5131        * scorer app, external network scores will neither be requested nor accepted.
5132        * @hide
5133        */
5134       public static final String NETWORK_SCORER_APP = "network_scorer_app";
5135
5136       /**
5137        * If the NITZ_UPDATE_DIFF time is exceeded then an automatic adjustment
5138        * to SystemClock will be allowed even if NITZ_UPDATE_SPACING has not been
5139        * exceeded.
5140        * @hide
5141        */
5142       public static final String NITZ_UPDATE_DIFF = "nitz_update_diff";
5143
5144       /**
5145        * The length of time in milli-seconds that automatic small adjustments to
5146        * SystemClock are ignored if NITZ_UPDATE_DIFF is not exceeded.
5147        * @hide
5148        */
5149       public static final String NITZ_UPDATE_SPACING = "nitz_update_spacing";
5150
5151       /** Preferred NTP server. {@hide} */
5152       public static final String NTP_SERVER = "ntp_server";
5153       /** Timeout in milliseconds to wait for NTP server. {@hide} */
5154       public static final String NTP_TIMEOUT = "ntp_timeout";
5155
5156       /**
5157        * Whether the package manager should send package verification broadcasts for verifiers to
5158        * review apps prior to installation.
5159        * 1 = request apps to be verified prior to installation, if a verifier exists.
5160        * 0 = do not verify apps before installation
5161        * @hide
5162        */
5163       public static final String PACKAGE_VERIFIER_ENABLE = "package_verifier_enable";
5164
5165       /** Timeout for package verification.
5166        * @hide */
5167       public static final String PACKAGE_VERIFIER_TIMEOUT = "verifier_timeout";
5168
5169       /** Default response code for package verification.
5170        * @hide */
5171       public static final String PACKAGE_VERIFIER_DEFAULT_RESPONSE = "verifier_default_response";
5172
5173       /**
5174        * Show package verification setting in the Settings app.
5175        * 1 = show (default)
5176        * 0 = hide
5177        * @hide
5178        */
5179       public static final String PACKAGE_VERIFIER_SETTING_VISIBLE = "verifier_setting_visible";
5180
5181       /**
5182        * Run package verificaiton on apps installed through ADB/ADT/USB
5183        * 1 = perform package verification on ADB installs (default)
5184        * 0 = bypass package verification on ADB installs
5185        * @hide
5186        */
5187       public static final String PACKAGE_VERIFIER_INCLUDE_ADB = "verifier_verify_adb_installs";
5188
5189       /**
5190        * The interval in milliseconds at which to check packet counts on the
5191        * mobile data interface when screen is on, to detect possible data
5192        * connection problems.
5193        * @hide
5194        */
5195       public static final String PDP_WATCHDOG_POLL_INTERVAL_MS =
5196               "pdp_watchdog_poll_interval_ms";
5197
5198       /**
5199        * The interval in milliseconds at which to check packet counts on the
5200        * mobile data interface when screen is off, to detect possible data
5201        * connection problems.
5202        * @hide
5203        */
5204       public static final String PDP_WATCHDOG_LONG_POLL_INTERVAL_MS =
5205               "pdp_watchdog_long_poll_interval_ms";
5206
5207       /**
5208        * The interval in milliseconds at which to check packet counts on the
5209        * mobile data interface after {@link #PDP_WATCHDOG_TRIGGER_PACKET_COUNT}
5210        * outgoing packets has been reached without incoming packets.
5211        * @hide
5212        */
5213       public static final String PDP_WATCHDOG_ERROR_POLL_INTERVAL_MS =
5214               "pdp_watchdog_error_poll_interval_ms";
5215
5216       /**
5217        * The number of outgoing packets sent without seeing an incoming packet
5218        * that triggers a countdown (of {@link #PDP_WATCHDOG_ERROR_POLL_COUNT}
5219        * device is logged to the event log
5220        * @hide
5221        */
5222       public static final String PDP_WATCHDOG_TRIGGER_PACKET_COUNT =
5223               "pdp_watchdog_trigger_packet_count";
5224
5225       /**
5226        * The number of polls to perform (at {@link #PDP_WATCHDOG_ERROR_POLL_INTERVAL_MS})
5227        * after hitting {@link #PDP_WATCHDOG_TRIGGER_PACKET_COUNT} before
5228        * attempting data connection recovery.
5229        * @hide
5230        */
5231       public static final String PDP_WATCHDOG_ERROR_POLL_COUNT =
5232               "pdp_watchdog_error_poll_count";
5233
5234       /**
5235        * The number of failed PDP reset attempts before moving to something more
5236        * drastic: re-registering to the network.
5237        * @hide
5238        */
5239       public static final String PDP_WATCHDOG_MAX_PDP_RESET_FAIL_COUNT =
5240               "pdp_watchdog_max_pdp_reset_fail_count";
5241
5242       /**
5243        * A positive value indicates how often the SamplingProfiler
5244        * should take snapshots. Zero value means SamplingProfiler
5245        * is disabled.
5246        *
5247        * @hide
5248        */
5249       public static final String SAMPLING_PROFILER_MS = "sampling_profiler_ms";
5250
5251       /**
5252        * URL to open browser on to allow user to manage a prepay account
5253        * @hide
5254        */
5255       public static final String SETUP_PREPAID_DATA_SERVICE_URL =
5256               "setup_prepaid_data_service_url";
5257
5258       /**
5259        * URL to attempt a GET on to see if this is a prepay device
5260        * @hide
5261        */
5262       public static final String SETUP_PREPAID_DETECTION_TARGET_URL =
5263               "setup_prepaid_detection_target_url";
5264
5265       /**
5266        * Host to check for a redirect to after an attempt to GET
5267        * SETUP_PREPAID_DETECTION_TARGET_URL. (If we redirected there,
5268        * this is a prepaid device with zero balance.)
5269        * @hide
5270        */
5271       public static final String SETUP_PREPAID_DETECTION_REDIR_HOST =
5272               "setup_prepaid_detection_redir_host";
5273
5274       /**
5275        * The interval in milliseconds at which to check the number of SMS sent out without asking
5276        * for use permit, to limit the un-authorized SMS usage.
5277        *
5278        * @hide
5279        */
5280       public static final String SMS_OUTGOING_CHECK_INTERVAL_MS =
5281               "sms_outgoing_check_interval_ms";
5282
5283       /**
5284        * The number of outgoing SMS sent without asking for user permit (of {@link
5285        * #SMS_OUTGOING_CHECK_INTERVAL_MS}
5286        *
5287        * @hide
5288        */
5289       public static final String SMS_OUTGOING_CHECK_MAX_COUNT =
5290               "sms_outgoing_check_max_count";
5291
5292       /**
5293        * Used to disable SMS short code confirmation - defaults to true.
5294        * True indcates we will do the check, etc.  Set to false to disable.
5295        * @see com.android.internal.telephony.SmsUsageMonitor
5296        * @hide
5297        */
5298       public static final String SMS_SHORT_CODE_CONFIRMATION = "sms_short_code_confirmation";
5299
5300        /**
5301         * Used to select which country we use to determine premium sms codes.
5302         * One of com.android.internal.telephony.SMSDispatcher.PREMIUM_RULE_USE_SIM,
5303         * com.android.internal.telephony.SMSDispatcher.PREMIUM_RULE_USE_NETWORK,
5304         * or com.android.internal.telephony.SMSDispatcher.PREMIUM_RULE_USE_BOTH.
5305         * @hide
5306         */
5307        public static final String SMS_SHORT_CODE_RULE = "sms_short_code_rule";
5308
5309       /**
5310        * Used to select TCP's default initial receiver window size in segments - defaults to a build config value
5311        * @hide
5312        */
5313       public static final String TCP_DEFAULT_INIT_RWND = "tcp_default_init_rwnd";
5314
5315       /**
5316        * Used to disable Tethering on a device - defaults to true
5317        * @hide
5318        */
5319       public static final String TETHER_SUPPORTED = "tether_supported";
5320
5321       /**
5322        * Used to require DUN APN on the device or not - defaults to a build config value
5323        * which defaults to false
5324        * @hide
5325        */
5326       public static final String TETHER_DUN_REQUIRED = "tether_dun_required";
5327
5328       /**
5329        * Used to hold a gservices-provisioned apn value for DUN.  If set, or the
5330        * corresponding build config values are set it will override the APN DB
5331        * values.
5332        * Consists of a comma seperated list of strings:
5333        * "name,apn,proxy,port,username,password,server,mmsc,mmsproxy,mmsport,mcc,mnc,auth,type"
5334        * note that empty fields can be ommitted: "name,apn,,,,,,,,,310,260,,DUN"
5335        * @hide
5336        */
5337       public static final String TETHER_DUN_APN = "tether_dun_apn";
5338
5339       /**
5340        * USB Mass Storage Enabled
5341        */
5342       public static final String USB_MASS_STORAGE_ENABLED = "usb_mass_storage_enabled";
5343
5344       /**
5345        * If this setting is set (to anything), then all references
5346        * to Gmail on the device must change to Google Mail.
5347        */
5348       public static final String USE_GOOGLE_MAIL = "use_google_mail";
5349
5350       /** Autofill server address (Used in WebView/browser).
5351        * {@hide} */
5352       public static final String WEB_AUTOFILL_QUERY_URL =
5353           "web_autofill_query_url";
5354
5355       /**
5356        * Whether Wifi display is enabled/disabled
5357        * 0=disabled. 1=enabled.
5358        * @hide
5359        */
5360       public static final String WIFI_DISPLAY_ON = "wifi_display_on";
5361
5362       /**
5363        * Whether Wifi display certification mode is enabled/disabled
5364        * 0=disabled. 1=enabled.
5365        * @hide
5366        */
5367       public static final String WIFI_DISPLAY_CERTIFICATION_ON =
5368               "wifi_display_certification_on";
5369
5370       /**
5371        * WPS Configuration method used by Wifi display, this setting only
5372        * takes effect when WIFI_DISPLAY_CERTIFICATION_ON is 1 (enabled).
5373        *
5374        * Possible values are:
5375        *
5376        * WpsInfo.INVALID: use default WPS method chosen by framework
5377        * WpsInfo.PBC    : use Push button
5378        * WpsInfo.KEYPAD : use Keypad
5379        * WpsInfo.DISPLAY: use Display
5380        * @hide
5381        */
5382       public static final String WIFI_DISPLAY_WPS_CONFIG =
5383           "wifi_display_wps_config";
5384
5385       /**
5386        * Whether to notify the user of open networks.
5387        * <p>
5388        * If not connected and the scan results have an open network, we will
5389        * put this notification up. If we attempt to connect to a network or
5390        * the open network(s) disappear, we remove the notification. When we
5391        * show the notification, we will not show it again for
5392        * {@link android.provider.Settings.Secure#WIFI_NETWORKS_AVAILABLE_REPEAT_DELAY} time.
5393        */
5394       public static final String WIFI_NETWORKS_AVAILABLE_NOTIFICATION_ON =
5395               "wifi_networks_available_notification_on";
5396       /**
5397        * {@hide}
5398        */
5399       public static final String WIMAX_NETWORKS_AVAILABLE_NOTIFICATION_ON =
5400               "wimax_networks_available_notification_on";
5401
5402       /**
5403        * Delay (in seconds) before repeating the Wi-Fi networks available notification.
5404        * Connecting to a network will reset the timer.
5405        */
5406       public static final String WIFI_NETWORKS_AVAILABLE_REPEAT_DELAY =
5407               "wifi_networks_available_repeat_delay";
5408
5409       /**
5410        * 802.11 country code in ISO 3166 format
5411        * @hide
5412        */
5413       public static final String WIFI_COUNTRY_CODE = "wifi_country_code";
5414
5415       /**
5416        * The interval in milliseconds to issue wake up scans when wifi needs
5417        * to connect. This is necessary to connect to an access point when
5418        * device is on the move and the screen is off.
5419        * @hide
5420        */
5421       public static final String WIFI_FRAMEWORK_SCAN_INTERVAL_MS =
5422               "wifi_framework_scan_interval_ms";
5423
5424       /**
5425        * The interval in milliseconds after which Wi-Fi is considered idle.
5426        * When idle, it is possible for the device to be switched from Wi-Fi to
5427        * the mobile data network.
5428        * @hide
5429        */
5430       public static final String WIFI_IDLE_MS = "wifi_idle_ms";
5431
5432       /**
5433        * When the number of open networks exceeds this number, the
5434        * least-recently-used excess networks will be removed.
5435        */
5436       public static final String WIFI_NUM_OPEN_NETWORKS_KEPT = "wifi_num_open_networks_kept";
5437
5438       /**
5439        * Whether the Wi-Fi should be on.  Only the Wi-Fi service should touch this.
5440        */
5441       public static final String WIFI_ON = "wifi_on";
5442
5443       /**
5444        * Setting to allow scans to be enabled even wifi is turned off for connectivity.
5445        * @hide
5446        */
5447       public static final String WIFI_SCAN_ALWAYS_AVAILABLE =
5448                "wifi_scan_always_enabled";
5449
5450       /**
5451        * Used to save the Wifi_ON state prior to tethering.
5452        * This state will be checked to restore Wifi after
5453        * the user turns off tethering.
5454        *
5455        * @hide
5456        */
5457       public static final String WIFI_SAVED_STATE = "wifi_saved_state";
5458
5459       /**
5460        * The interval in milliseconds to scan as used by the wifi supplicant
5461        * @hide
5462        */
5463       public static final String WIFI_SUPPLICANT_SCAN_INTERVAL_MS =
5464               "wifi_supplicant_scan_interval_ms";
5465
5466       /**
5467        * The interval in milliseconds to scan at supplicant when p2p is connected
5468        * @hide
5469        */
5470       public static final String WIFI_SCAN_INTERVAL_WHEN_P2P_CONNECTED_MS =
5471               "wifi_scan_interval_p2p_connected_ms";
5472
5473       /**
5474        * Whether the Wi-Fi watchdog is enabled.
5475        */
5476       public static final String WIFI_WATCHDOG_ON = "wifi_watchdog_on";
5477
5478       /**
5479        * Setting to turn off poor network avoidance on Wi-Fi. Feature is enabled by default and
5480        * the setting needs to be set to 0 to disable it.
5481        * @hide
5482        */
5483       public static final String WIFI_WATCHDOG_POOR_NETWORK_TEST_ENABLED =
5484               "wifi_watchdog_poor_network_test_enabled";
5485
5486       /**
5487        * Setting to turn on suspend optimizations at screen off on Wi-Fi. Enabled by default and
5488        * needs to be set to 0 to disable it.
5489        * @hide
5490        */
5491       public static final String WIFI_SUSPEND_OPTIMIZATIONS_ENABLED =
5492               "wifi_suspend_optimizations_enabled";
5493
5494       /**
5495        * The maximum number of times we will retry a connection to an access
5496        * point for which we have failed in acquiring an IP address from DHCP.
5497        * A value of N means that we will make N+1 connection attempts in all.
5498        */
5499       public static final String WIFI_MAX_DHCP_RETRY_COUNT = "wifi_max_dhcp_retry_count";
5500
5501       /**
5502        * Maximum amount of time in milliseconds to hold a wakelock while waiting for mobile
5503        * data connectivity to be established after a disconnect from Wi-Fi.
5504        */
5505       public static final String WIFI_MOBILE_DATA_TRANSITION_WAKELOCK_TIMEOUT_MS =
5506           "wifi_mobile_data_transition_wakelock_timeout_ms";
5507
5508       /**
5509        * The operational wifi frequency band
5510        * Set to one of {@link WifiManager#WIFI_FREQUENCY_BAND_AUTO},
5511        * {@link WifiManager#WIFI_FREQUENCY_BAND_5GHZ} or
5512        * {@link WifiManager#WIFI_FREQUENCY_BAND_2GHZ}
5513        *
5514        * @hide
5515        */
5516       public static final String WIFI_FREQUENCY_BAND = "wifi_frequency_band";
5517
5518       /**
5519        * The Wi-Fi peer-to-peer device name
5520        * @hide
5521        */
5522       public static final String WIFI_P2P_DEVICE_NAME = "wifi_p2p_device_name";
5523
5524       /**
5525        * The min time between wifi disable and wifi enable
5526        * @hide
5527        */
5528       public static final String WIFI_REENABLE_DELAY_MS = "wifi_reenable_delay";
5529
5530       /**
5531        * The number of milliseconds to delay when checking for data stalls during
5532        * non-aggressive detection. (screen is turned off.)
5533        * @hide
5534        */
5535       public static final String DATA_STALL_ALARM_NON_AGGRESSIVE_DELAY_IN_MS =
5536               "data_stall_alarm_non_aggressive_delay_in_ms";
5537
5538       /**
5539        * The number of milliseconds to delay when checking for data stalls during
5540        * aggressive detection. (screen on or suspected data stall)
5541        * @hide
5542        */
5543       public static final String DATA_STALL_ALARM_AGGRESSIVE_DELAY_IN_MS =
5544               "data_stall_alarm_aggressive_delay_in_ms";
5545
5546       /**
5547        * The number of milliseconds to allow the provisioning apn to remain active
5548        * @hide
5549        */
5550       public static final String PROVISIONING_APN_ALARM_DELAY_IN_MS =
5551               "provisioning_apn_alarm_delay_in_ms";
5552
5553       /**
5554        * The interval in milliseconds at which to check gprs registration
5555        * after the first registration mismatch of gprs and voice service,
5556        * to detect possible data network registration problems.
5557        *
5558        * @hide
5559        */
5560       public static final String GPRS_REGISTER_CHECK_PERIOD_MS =
5561               "gprs_register_check_period_ms";
5562
5563       /**
5564        * Nonzero causes Log.wtf() to crash.
5565        * @hide
5566        */
5567       public static final String WTF_IS_FATAL = "wtf_is_fatal";
5568
5569       /**
5570        * Ringer mode. This is used internally, changing this value will not
5571        * change the ringer mode. See AudioManager.
5572        */
5573       public static final String MODE_RINGER = "mode_ringer";
5574
5575       /**
5576        * Overlay display devices setting.
5577        * The associated value is a specially formatted string that describes the
5578        * size and density of simulated secondary display devices.
5579        * <p>
5580        * Format: {width}x{height}/{dpi};...
5581        * </p><p>
5582        * Example:
5583        * <ul>
5584        * <li><code>1280x720/213</code>: make one overlay that is 1280x720 at 213dpi.</li>
5585        * <li><code>1920x1080/320;1280x720/213</code>: make two overlays, the first
5586        * at 1080p and the second at 720p.</li>
5587        * <li>If the value is empty, then no overlay display devices are created.</li>
5588        * </ul></p>
5589        *
5590        * @hide
5591        */
5592       public static final String OVERLAY_DISPLAY_DEVICES = "overlay_display_devices";
5593
5594        /**
5595         * Threshold values for the duration and level of a discharge cycle,
5596         * under which we log discharge cycle info.
5597         *
5598         * @hide
5599         */
5600        public static final String
5601                BATTERY_DISCHARGE_DURATION_THRESHOLD = "battery_discharge_duration_threshold";
5602
5603        /** @hide */
5604        public static final String BATTERY_DISCHARGE_THRESHOLD = "battery_discharge_threshold";
5605
5606        /**
5607         * Flag for allowing ActivityManagerService to send ACTION_APP_ERROR
5608         * intents on application crashes and ANRs. If this is disabled, the
5609         * crash/ANR dialog will never display the "Report" button.
5610         * <p>
5611         * Type: int (0 = disallow, 1 = allow)
5612         *
5613         * @hide
5614         */
5615        public static final String SEND_ACTION_APP_ERROR = "send_action_app_error";
5616
5617        /**
5618         * Maximum age of entries kept by {@link DropBoxManager}.
5619         *
5620         * @hide
5621         */
5622        public static final String DROPBOX_AGE_SECONDS = "dropbox_age_seconds";
5623
5624        /**
5625         * Maximum number of entry files which {@link DropBoxManager} will keep
5626         * around.
5627         *
5628         * @hide
5629         */
5630        public static final String DROPBOX_MAX_FILES = "dropbox_max_files";
5631
5632        /**
5633         * Maximum amount of disk space used by {@link DropBoxManager} no matter
5634         * what.
5635         *
5636         * @hide
5637         */
5638        public static final String DROPBOX_QUOTA_KB = "dropbox_quota_kb";
5639
5640        /**
5641         * Percent of free disk (excluding reserve) which {@link DropBoxManager}
5642         * will use.
5643         *
5644         * @hide
5645         */
5646        public static final String DROPBOX_QUOTA_PERCENT = "dropbox_quota_percent";
5647
5648        /**
5649         * Percent of total disk which {@link DropBoxManager} will never dip
5650         * into.
5651         *
5652         * @hide
5653         */
5654        public static final String DROPBOX_RESERVE_PERCENT = "dropbox_reserve_percent";
5655
5656        /**
5657         * Prefix for per-tag dropbox disable/enable settings.
5658         *
5659         * @hide
5660         */
5661        public static final String DROPBOX_TAG_PREFIX = "dropbox:";
5662
5663        /**
5664         * Lines of logcat to include with system crash/ANR/etc. reports, as a
5665         * prefix of the dropbox tag of the report type. For example,
5666         * "logcat_for_system_server_anr" controls the lines of logcat captured
5667         * with system server ANR reports. 0 to disable.
5668         *
5669         * @hide
5670         */
5671        public static final String ERROR_LOGCAT_PREFIX = "logcat_for_";
5672
5673        /**
5674         * The interval in minutes after which the amount of free storage left
5675         * on the device is logged to the event log
5676         *
5677         * @hide
5678         */
5679        public static final String SYS_FREE_STORAGE_LOG_INTERVAL = "sys_free_storage_log_interval";
5680
5681        /**
5682         * Threshold for the amount of change in disk free space required to
5683         * report the amount of free space. Used to prevent spamming the logs
5684         * when the disk free space isn't changing frequently.
5685         *
5686         * @hide
5687         */
5688        public static final String
5689                DISK_FREE_CHANGE_REPORTING_THRESHOLD = "disk_free_change_reporting_threshold";
5690
5691        /**
5692         * Minimum percentage of free storage on the device that is used to
5693         * determine if the device is running low on storage. The default is 10.
5694         * <p>
5695         * Say this value is set to 10, the device is considered running low on
5696         * storage if 90% or more of the device storage is filled up.
5697         *
5698         * @hide
5699         */
5700        public static final String
5701                SYS_STORAGE_THRESHOLD_PERCENTAGE = "sys_storage_threshold_percentage";
5702
5703        /**
5704         * Maximum byte size of the low storage threshold. This is to ensure
5705         * that {@link #SYS_STORAGE_THRESHOLD_PERCENTAGE} does not result in an
5706         * overly large threshold for large storage devices. Currently this must
5707         * be less than 2GB. This default is 500MB.
5708         *
5709         * @hide
5710         */
5711        public static final String
5712                SYS_STORAGE_THRESHOLD_MAX_BYTES = "sys_storage_threshold_max_bytes";
5713
5714        /**
5715         * Minimum bytes of free storage on the device before the data partition
5716         * is considered full. By default, 1 MB is reserved to avoid system-wide
5717         * SQLite disk full exceptions.
5718         *
5719         * @hide
5720         */
5721        public static final String
5722                SYS_STORAGE_FULL_THRESHOLD_BYTES = "sys_storage_full_threshold_bytes";
5723
5724        /**
5725         * The maximum reconnect delay for short network outages or when the
5726         * network is suspended due to phone use.
5727         *
5728         * @hide
5729         */
5730        public static final String
5731                SYNC_MAX_RETRY_DELAY_IN_SECONDS = "sync_max_retry_delay_in_seconds";
5732
5733        /**
5734         * The number of milliseconds to delay before sending out
5735         * {@link ConnectivityManager#CONNECTIVITY_ACTION} broadcasts.
5736         *
5737         * @hide
5738         */
5739        public static final String CONNECTIVITY_CHANGE_DELAY = "connectivity_change_delay";
5740
5741
5742        /**
5743         * Network sampling interval, in seconds. We'll generate link information
5744         * about bytes/packets sent and error rates based on data sampled in this interval
5745         *
5746         * @hide
5747         */
5748
5749        public static final String CONNECTIVITY_SAMPLING_INTERVAL_IN_SECONDS =
5750                "connectivity_sampling_interval_in_seconds";
5751
5752        /**
5753         * The series of successively longer delays used in retrying to download PAC file.
5754         * Last delay is used between successful PAC downloads.
5755         *
5756         * @hide
5757         */
5758        public static final String PAC_CHANGE_DELAY = "pac_change_delay";
5759
5760        /**
5761         * Setting to turn off captive portal detection. Feature is enabled by
5762         * default and the setting needs to be set to 0 to disable it.
5763         *
5764         * @hide
5765         */
5766        public static final String
5767                CAPTIVE_PORTAL_DETECTION_ENABLED = "captive_portal_detection_enabled";
5768
5769        /**
5770         * The server used for captive portal detection upon a new conection. A
5771         * 204 response code from the server is used for validation.
5772         *
5773         * @hide
5774         */
5775        public static final String CAPTIVE_PORTAL_SERVER = "captive_portal_server";
5776
5777        /**
5778         * Whether network service discovery is enabled.
5779         *
5780         * @hide
5781         */
5782        public static final String NSD_ON = "nsd_on";
5783
5784        /**
5785         * Let user pick default install location.
5786         *
5787         * @hide
5788         */
5789        public static final String SET_INSTALL_LOCATION = "set_install_location";
5790
5791        /**
5792         * Default install location value.
5793         * 0 = auto, let system decide
5794         * 1 = internal
5795         * 2 = sdcard
5796         * @hide
5797         */
5798        public static final String DEFAULT_INSTALL_LOCATION = "default_install_location";
5799
5800        /**
5801         * ms during which to consume extra events related to Inet connection
5802         * condition after a transtion to fully-connected
5803         *
5804         * @hide
5805         */
5806        public static final String
5807                INET_CONDITION_DEBOUNCE_UP_DELAY = "inet_condition_debounce_up_delay";
5808
5809        /**
5810         * ms during which to consume extra events related to Inet connection
5811         * condtion after a transtion to partly-connected
5812         *
5813         * @hide
5814         */
5815        public static final String
5816                INET_CONDITION_DEBOUNCE_DOWN_DELAY = "inet_condition_debounce_down_delay";
5817
5818        /** {@hide} */
5819        public static final String
5820                READ_EXTERNAL_STORAGE_ENFORCED_DEFAULT = "read_external_storage_enforced_default";
5821
5822        /**
5823         * Host name and port for global http proxy. Uses ':' seperator for
5824         * between host and port.
5825         */
5826        public static final String HTTP_PROXY = "http_proxy";
5827
5828        /**
5829         * Host name for global http proxy. Set via ConnectivityManager.
5830         *
5831         * @hide
5832         */
5833        public static final String GLOBAL_HTTP_PROXY_HOST = "global_http_proxy_host";
5834
5835        /**
5836         * Integer host port for global http proxy. Set via ConnectivityManager.
5837         *
5838         * @hide
5839         */
5840        public static final String GLOBAL_HTTP_PROXY_PORT = "global_http_proxy_port";
5841
5842        /**
5843         * Exclusion list for global proxy. This string contains a list of
5844         * comma-separated domains where the global proxy does not apply.
5845         * Domains should be listed in a comma- separated list. Example of
5846         * acceptable formats: ".domain1.com,my.domain2.com" Use
5847         * ConnectivityManager to set/get.
5848         *
5849         * @hide
5850         */
5851        public static final String
5852                GLOBAL_HTTP_PROXY_EXCLUSION_LIST = "global_http_proxy_exclusion_list";
5853
5854        /**
5855         * The location PAC File for the proxy.
5856         * @hide
5857         */
5858        public static final String
5859                GLOBAL_HTTP_PROXY_PAC = "global_proxy_pac_url";
5860
5861        /**
5862         * Enables the UI setting to allow the user to specify the global HTTP
5863         * proxy and associated exclusion list.
5864         *
5865         * @hide
5866         */
5867        public static final String SET_GLOBAL_HTTP_PROXY = "set_global_http_proxy";
5868
5869        /**
5870         * Setting for default DNS in case nobody suggests one
5871         *
5872         * @hide
5873         */
5874        public static final String DEFAULT_DNS_SERVER = "default_dns_server";
5875
5876        /** {@hide} */
5877        public static final String
5878                BLUETOOTH_HEADSET_PRIORITY_PREFIX = "bluetooth_headset_priority_";
5879        /** {@hide} */
5880        public static final String
5881                BLUETOOTH_A2DP_SINK_PRIORITY_PREFIX = "bluetooth_a2dp_sink_priority_";
5882        /** {@hide} */
5883        public static final String
5884                BLUETOOTH_INPUT_DEVICE_PRIORITY_PREFIX = "bluetooth_input_device_priority_";
5885        /** {@hide} */
5886        public static final String
5887                BLUETOOTH_MAP_PRIORITY_PREFIX = "bluetooth_map_priority_";
5888
5889        /**
5890         * Get the key that retrieves a bluetooth headset's priority.
5891         * @hide
5892         */
5893        public static final String getBluetoothHeadsetPriorityKey(String address) {
5894            return BLUETOOTH_HEADSET_PRIORITY_PREFIX + address.toUpperCase(Locale.ROOT);
5895        }
5896
5897        /**
5898         * Get the key that retrieves a bluetooth a2dp sink's priority.
5899         * @hide
5900         */
5901        public static final String getBluetoothA2dpSinkPriorityKey(String address) {
5902            return BLUETOOTH_A2DP_SINK_PRIORITY_PREFIX + address.toUpperCase(Locale.ROOT);
5903        }
5904
5905        /**
5906         * Get the key that retrieves a bluetooth Input Device's priority.
5907         * @hide
5908         */
5909        public static final String getBluetoothInputDevicePriorityKey(String address) {
5910            return BLUETOOTH_INPUT_DEVICE_PRIORITY_PREFIX + address.toUpperCase(Locale.ROOT);
5911        }
5912
5913        /**
5914         * Get the key that retrieves a bluetooth map priority.
5915         * @hide
5916         */
5917        public static final String getBluetoothMapPriorityKey(String address) {
5918            return BLUETOOTH_MAP_PRIORITY_PREFIX + address.toUpperCase(Locale.ROOT);
5919        }
5920        /**
5921         * Scaling factor for normal window animations. Setting to 0 will
5922         * disable window animations.
5923         */
5924        public static final String WINDOW_ANIMATION_SCALE = "window_animation_scale";
5925
5926        /**
5927         * Scaling factor for activity transition animations. Setting to 0 will
5928         * disable window animations.
5929         */
5930        public static final String TRANSITION_ANIMATION_SCALE = "transition_animation_scale";
5931
5932        /**
5933         * Scaling factor for Animator-based animations. This affects both the
5934         * start delay and duration of all such animations. Setting to 0 will
5935         * cause animations to end immediately. The default value is 1.
5936         */
5937        public static final String ANIMATOR_DURATION_SCALE = "animator_duration_scale";
5938
5939        /**
5940         * Scaling factor for normal window animations. Setting to 0 will
5941         * disable window animations.
5942         *
5943         * @hide
5944         */
5945        public static final String FANCY_IME_ANIMATIONS = "fancy_ime_animations";
5946
5947        /**
5948         * If 0, the compatibility mode is off for all applications.
5949         * If 1, older applications run under compatibility mode.
5950         * TODO: remove this settings before code freeze (bug/1907571)
5951         * @hide
5952         */
5953        public static final String COMPATIBILITY_MODE = "compatibility_mode";
5954
5955        /**
5956         * CDMA only settings
5957         * Emergency Tone  0 = Off
5958         *                 1 = Alert
5959         *                 2 = Vibrate
5960         * @hide
5961         */
5962        public static final String EMERGENCY_TONE = "emergency_tone";
5963
5964        /**
5965         * CDMA only settings
5966         * Whether the auto retry is enabled. The value is
5967         * boolean (1 or 0).
5968         * @hide
5969         */
5970        public static final String CALL_AUTO_RETRY = "call_auto_retry";
5971
5972        /**
5973         * The preferred network mode   7 = Global
5974         *                              6 = EvDo only
5975         *                              5 = CDMA w/o EvDo
5976         *                              4 = CDMA / EvDo auto
5977         *                              3 = GSM / WCDMA auto
5978         *                              2 = WCDMA only
5979         *                              1 = GSM only
5980         *                              0 = GSM / WCDMA preferred
5981         * @hide
5982         */
5983        public static final String PREFERRED_NETWORK_MODE =
5984                "preferred_network_mode";
5985
5986        /**
5987         * Name of an application package to be debugged.
5988         */
5989        public static final String DEBUG_APP = "debug_app";
5990
5991        /**
5992         * If 1, when launching DEBUG_APP it will wait for the debugger before
5993         * starting user code.  If 0, it will run normally.
5994         */
5995        public static final String WAIT_FOR_DEBUGGER = "wait_for_debugger";
5996
5997        /**
5998         * Control whether the process CPU usage meter should be shown.
5999         */
6000        public static final String SHOW_PROCESSES = "show_processes";
6001
6002        /**
6003         * If 1 low power mode is enabled.
6004         * @hide
6005         */
6006        public static final String LOW_POWER_MODE = "low_power";
6007
6008         /**
6009         * If 1, the activity manager will aggressively finish activities and
6010         * processes as soon as they are no longer needed.  If 0, the normal
6011         * extended lifetime is used.
6012         */
6013        public static final String ALWAYS_FINISH_ACTIVITIES =
6014                "always_finish_activities";
6015
6016        /**
6017         * Use Dock audio output for media:
6018         *      0 = disabled
6019         *      1 = enabled
6020         * @hide
6021         */
6022        public static final String DOCK_AUDIO_MEDIA_ENABLED = "dock_audio_media_enabled";
6023
6024        /**
6025         * Persisted safe headphone volume management state by AudioService
6026         * @hide
6027         */
6028        public static final String AUDIO_SAFE_VOLUME_STATE = "audio_safe_volume_state";
6029
6030        /**
6031         * URL for tzinfo (time zone) updates
6032         * @hide
6033         */
6034        public static final String TZINFO_UPDATE_CONTENT_URL = "tzinfo_content_url";
6035
6036        /**
6037         * URL for tzinfo (time zone) update metadata
6038         * @hide
6039         */
6040        public static final String TZINFO_UPDATE_METADATA_URL = "tzinfo_metadata_url";
6041
6042        /**
6043         * URL for selinux (mandatory access control) updates
6044         * @hide
6045         */
6046        public static final String SELINUX_UPDATE_CONTENT_URL = "selinux_content_url";
6047
6048        /**
6049         * URL for selinux (mandatory access control) update metadata
6050         * @hide
6051         */
6052        public static final String SELINUX_UPDATE_METADATA_URL = "selinux_metadata_url";
6053
6054        /**
6055         * URL for sms short code updates
6056         * @hide
6057         */
6058        public static final String SMS_SHORT_CODES_UPDATE_CONTENT_URL =
6059                "sms_short_codes_content_url";
6060
6061        /**
6062         * URL for sms short code update metadata
6063         * @hide
6064         */
6065        public static final String SMS_SHORT_CODES_UPDATE_METADATA_URL =
6066                "sms_short_codes_metadata_url";
6067
6068        /**
6069         * URL for cert pinlist updates
6070         * @hide
6071         */
6072        public static final String CERT_PIN_UPDATE_CONTENT_URL = "cert_pin_content_url";
6073
6074        /**
6075         * URL for cert pinlist updates
6076         * @hide
6077         */
6078        public static final String CERT_PIN_UPDATE_METADATA_URL = "cert_pin_metadata_url";
6079
6080        /**
6081         * URL for intent firewall updates
6082         * @hide
6083         */
6084        public static final String INTENT_FIREWALL_UPDATE_CONTENT_URL =
6085                "intent_firewall_content_url";
6086
6087        /**
6088         * URL for intent firewall update metadata
6089         * @hide
6090         */
6091        public static final String INTENT_FIREWALL_UPDATE_METADATA_URL =
6092                "intent_firewall_metadata_url";
6093
6094        /**
6095         * SELinux enforcement status. If 0, permissive; if 1, enforcing.
6096         * @hide
6097         */
6098        public static final String SELINUX_STATUS = "selinux_status";
6099
6100        /**
6101         * Developer setting to force RTL layout.
6102         * @hide
6103         */
6104        public static final String DEVELOPMENT_FORCE_RTL = "debug.force_rtl";
6105
6106        /**
6107         * Milliseconds after screen-off after which low battery sounds will be silenced.
6108         *
6109         * If zero, battery sounds will always play.
6110         * Defaults to @integer/def_low_battery_sound_timeout in SettingsProvider.
6111         *
6112         * @hide
6113         */
6114        public static final String LOW_BATTERY_SOUND_TIMEOUT = "low_battery_sound_timeout";
6115
6116        /**
6117         * Milliseconds to wait before bouncing Wi-Fi after settings is restored. Note that after
6118         * the caller is done with this, they should call {@link ContentResolver#delete(Uri)} to
6119         * clean up any value that they may have written.
6120         *
6121         * @hide
6122         */
6123        public static final String WIFI_BOUNCE_DELAY_OVERRIDE_MS = "wifi_bounce_delay_override_ms";
6124
6125        /**
6126         * Defines global runtime overrides to window policy.
6127         *
6128         * See {@link com.android.internal.policy.impl.PolicyControl} for value format.
6129         *
6130         * @hide
6131         */
6132        public static final String POLICY_CONTROL = "policy_control";
6133
6134
6135        /**
6136         * This preference enables notification display even over a securely
6137         * locked screen.
6138         * @hide
6139         */
6140        public static final String LOCK_SCREEN_SHOW_NOTIFICATIONS =
6141                "lock_screen_show_notifications";
6142
6143        /**
6144         * Defines global zen mode.  ZEN_MODE_OFF or ZEN_MODE_ON.
6145         *
6146         * @hide
6147         */
6148        public static final String ZEN_MODE = "zen_mode";
6149
6150        /** @hide */ public static final int ZEN_MODE_OFF = 0;
6151        /** @hide */ public static final int ZEN_MODE_ON = 1;
6152
6153        /** @hide */ public static String zenModeToString(int mode) {
6154            if (mode == ZEN_MODE_OFF) return "ZEN_MODE_OFF";
6155            return "ZEN_MODE_ON";
6156        }
6157
6158        /**
6159         * Opaque value, changes when persisted zen mode configuration changes.
6160         *
6161         * @hide
6162         */
6163        public static final String ZEN_MODE_CONFIG_ETAG = "zen_mode_config_etag";
6164
6165        /**
6166         * Defines global heads up toggle.  One of HEADS_UP_OFF, HEADS_UP_ON.
6167         *
6168         * @hide
6169         */
6170        public static final String HEADS_UP_NOTIFICATIONS_ENABLED =
6171                "heads_up_notifications_enabled";
6172
6173        /** @hide */ public static final int HEADS_UP_OFF = 0;
6174        /** @hide */ public static final int HEADS_UP_ON = 1;
6175
6176        /**
6177         * Settings to backup. This is here so that it's in the same place as the settings
6178         * keys and easy to update.
6179         *
6180         * These keys may be mentioned in the SETTINGS_TO_BACKUP arrays in System
6181         * and Secure as well.  This is because those tables drive both backup and
6182         * restore, and restore needs to properly whitelist keys that used to live
6183         * in those namespaces.  The keys will only actually be backed up / restored
6184         * if they are also mentioned in this table (Global.SETTINGS_TO_BACKUP).
6185         *
6186         * NOTE: Settings are backed up and restored in the order they appear
6187         *       in this array. If you have one setting depending on another,
6188         *       make sure that they are ordered appropriately.
6189         *
6190         * @hide
6191         */
6192        public static final String[] SETTINGS_TO_BACKUP = {
6193            BUGREPORT_IN_POWER_MENU,
6194            STAY_ON_WHILE_PLUGGED_IN,
6195            AUTO_TIME,
6196            AUTO_TIME_ZONE,
6197            POWER_SOUNDS_ENABLED,
6198            DOCK_SOUNDS_ENABLED,
6199            USB_MASS_STORAGE_ENABLED,
6200            ENABLE_ACCESSIBILITY_GLOBAL_GESTURE_ENABLED,
6201            WIFI_NETWORKS_AVAILABLE_NOTIFICATION_ON,
6202            WIFI_NETWORKS_AVAILABLE_REPEAT_DELAY,
6203            WIFI_WATCHDOG_POOR_NETWORK_TEST_ENABLED,
6204            WIFI_NUM_OPEN_NETWORKS_KEPT,
6205            EMERGENCY_TONE,
6206            CALL_AUTO_RETRY,
6207            DOCK_AUDIO_MEDIA_ENABLED
6208        };
6209
6210        // Populated lazily, guarded by class object:
6211        private static NameValueCache sNameValueCache = new NameValueCache(
6212                    SYS_PROP_SETTING_VERSION,
6213                    CONTENT_URI,
6214                    CALL_METHOD_GET_GLOBAL,
6215                    CALL_METHOD_PUT_GLOBAL);
6216
6217        /**
6218         * Look up a name in the database.
6219         * @param resolver to access the database with
6220         * @param name to look up in the table
6221         * @return the corresponding value, or null if not present
6222         */
6223        public static String getString(ContentResolver resolver, String name) {
6224            return getStringForUser(resolver, name, UserHandle.myUserId());
6225        }
6226
6227        /** @hide */
6228        public static String getStringForUser(ContentResolver resolver, String name,
6229                int userHandle) {
6230            return sNameValueCache.getStringForUser(resolver, name, userHandle);
6231        }
6232
6233        /**
6234         * Store a name/value pair into the database.
6235         * @param resolver to access the database with
6236         * @param name to store
6237         * @param value to associate with the name
6238         * @return true if the value was set, false on database errors
6239         */
6240        public static boolean putString(ContentResolver resolver,
6241                String name, String value) {
6242            return putStringForUser(resolver, name, value, UserHandle.myUserId());
6243        }
6244
6245        /** @hide */
6246        public static boolean putStringForUser(ContentResolver resolver,
6247                String name, String value, int userHandle) {
6248            if (LOCAL_LOGV) {
6249                Log.v(TAG, "Global.putString(name=" + name + ", value=" + value
6250                        + " for " + userHandle);
6251            }
6252            return sNameValueCache.putStringForUser(resolver, name, value, userHandle);
6253        }
6254
6255        /**
6256         * Construct the content URI for a particular name/value pair,
6257         * useful for monitoring changes with a ContentObserver.
6258         * @param name to look up in the table
6259         * @return the corresponding content URI, or null if not present
6260         */
6261        public static Uri getUriFor(String name) {
6262            return getUriFor(CONTENT_URI, name);
6263        }
6264
6265        /**
6266         * Convenience function for retrieving a single secure settings value
6267         * as an integer.  Note that internally setting values are always
6268         * stored as strings; this function converts the string to an integer
6269         * for you.  The default value will be returned if the setting is
6270         * not defined or not an integer.
6271         *
6272         * @param cr The ContentResolver to access.
6273         * @param name The name of the setting to retrieve.
6274         * @param def Value to return if the setting is not defined.
6275         *
6276         * @return The setting's current value, or 'def' if it is not defined
6277         * or not a valid integer.
6278         */
6279        public static int getInt(ContentResolver cr, String name, int def) {
6280            String v = getString(cr, name);
6281            try {
6282                return v != null ? Integer.parseInt(v) : def;
6283            } catch (NumberFormatException e) {
6284                return def;
6285            }
6286        }
6287
6288        /**
6289         * Convenience function for retrieving a single secure settings value
6290         * as an integer.  Note that internally setting values are always
6291         * stored as strings; this function converts the string to an integer
6292         * for you.
6293         * <p>
6294         * This version does not take a default value.  If the setting has not
6295         * been set, or the string value is not a number,
6296         * it throws {@link SettingNotFoundException}.
6297         *
6298         * @param cr The ContentResolver to access.
6299         * @param name The name of the setting to retrieve.
6300         *
6301         * @throws SettingNotFoundException Thrown if a setting by the given
6302         * name can't be found or the setting value is not an integer.
6303         *
6304         * @return The setting's current value.
6305         */
6306        public static int getInt(ContentResolver cr, String name)
6307                throws SettingNotFoundException {
6308            String v = getString(cr, name);
6309            try {
6310                return Integer.parseInt(v);
6311            } catch (NumberFormatException e) {
6312                throw new SettingNotFoundException(name);
6313            }
6314        }
6315
6316        /**
6317         * Convenience function for updating a single settings value as an
6318         * integer. This will either create a new entry in the table if the
6319         * given name does not exist, or modify the value of the existing row
6320         * with that name.  Note that internally setting values are always
6321         * stored as strings, so this function converts the given value to a
6322         * string before storing it.
6323         *
6324         * @param cr The ContentResolver to access.
6325         * @param name The name of the setting to modify.
6326         * @param value The new value for the setting.
6327         * @return true if the value was set, false on database errors
6328         */
6329        public static boolean putInt(ContentResolver cr, String name, int value) {
6330            return putString(cr, name, Integer.toString(value));
6331        }
6332
6333        /**
6334         * Convenience function for retrieving a single secure settings value
6335         * as a {@code long}.  Note that internally setting values are always
6336         * stored as strings; this function converts the string to a {@code long}
6337         * for you.  The default value will be returned if the setting is
6338         * not defined or not a {@code long}.
6339         *
6340         * @param cr The ContentResolver to access.
6341         * @param name The name of the setting to retrieve.
6342         * @param def Value to return if the setting is not defined.
6343         *
6344         * @return The setting's current value, or 'def' if it is not defined
6345         * or not a valid {@code long}.
6346         */
6347        public static long getLong(ContentResolver cr, String name, long def) {
6348            String valString = getString(cr, name);
6349            long value;
6350            try {
6351                value = valString != null ? Long.parseLong(valString) : def;
6352            } catch (NumberFormatException e) {
6353                value = def;
6354            }
6355            return value;
6356        }
6357
6358        /**
6359         * Convenience function for retrieving a single secure settings value
6360         * as a {@code long}.  Note that internally setting values are always
6361         * stored as strings; this function converts the string to a {@code long}
6362         * for you.
6363         * <p>
6364         * This version does not take a default value.  If the setting has not
6365         * been set, or the string value is not a number,
6366         * it throws {@link SettingNotFoundException}.
6367         *
6368         * @param cr The ContentResolver to access.
6369         * @param name The name of the setting to retrieve.
6370         *
6371         * @return The setting's current value.
6372         * @throws SettingNotFoundException Thrown if a setting by the given
6373         * name can't be found or the setting value is not an integer.
6374         */
6375        public static long getLong(ContentResolver cr, String name)
6376                throws SettingNotFoundException {
6377            String valString = getString(cr, name);
6378            try {
6379                return Long.parseLong(valString);
6380            } catch (NumberFormatException e) {
6381                throw new SettingNotFoundException(name);
6382            }
6383        }
6384
6385        /**
6386         * Convenience function for updating a secure settings value as a long
6387         * integer. This will either create a new entry in the table if the
6388         * given name does not exist, or modify the value of the existing row
6389         * with that name.  Note that internally setting values are always
6390         * stored as strings, so this function converts the given value to a
6391         * string before storing it.
6392         *
6393         * @param cr The ContentResolver to access.
6394         * @param name The name of the setting to modify.
6395         * @param value The new value for the setting.
6396         * @return true if the value was set, false on database errors
6397         */
6398        public static boolean putLong(ContentResolver cr, String name, long value) {
6399            return putString(cr, name, Long.toString(value));
6400        }
6401
6402        /**
6403         * Convenience function for retrieving a single secure settings value
6404         * as a floating point number.  Note that internally setting values are
6405         * always stored as strings; this function converts the string to an
6406         * float for you. The default value will be returned if the setting
6407         * is not defined or not a valid float.
6408         *
6409         * @param cr The ContentResolver to access.
6410         * @param name The name of the setting to retrieve.
6411         * @param def Value to return if the setting is not defined.
6412         *
6413         * @return The setting's current value, or 'def' if it is not defined
6414         * or not a valid float.
6415         */
6416        public static float getFloat(ContentResolver cr, String name, float def) {
6417            String v = getString(cr, name);
6418            try {
6419                return v != null ? Float.parseFloat(v) : def;
6420            } catch (NumberFormatException e) {
6421                return def;
6422            }
6423        }
6424
6425        /**
6426         * Convenience function for retrieving a single secure settings value
6427         * as a float.  Note that internally setting values are always
6428         * stored as strings; this function converts the string to a float
6429         * for you.
6430         * <p>
6431         * This version does not take a default value.  If the setting has not
6432         * been set, or the string value is not a number,
6433         * it throws {@link SettingNotFoundException}.
6434         *
6435         * @param cr The ContentResolver to access.
6436         * @param name The name of the setting to retrieve.
6437         *
6438         * @throws SettingNotFoundException Thrown if a setting by the given
6439         * name can't be found or the setting value is not a float.
6440         *
6441         * @return The setting's current value.
6442         */
6443        public static float getFloat(ContentResolver cr, String name)
6444                throws SettingNotFoundException {
6445            String v = getString(cr, name);
6446            if (v == null) {
6447                throw new SettingNotFoundException(name);
6448            }
6449            try {
6450                return Float.parseFloat(v);
6451            } catch (NumberFormatException e) {
6452                throw new SettingNotFoundException(name);
6453            }
6454        }
6455
6456        /**
6457         * Convenience function for updating a single settings value as a
6458         * floating point number. This will either create a new entry in the
6459         * table if the given name does not exist, or modify the value of the
6460         * existing row with that name.  Note that internally setting values
6461         * are always stored as strings, so this function converts the given
6462         * value to a string before storing it.
6463         *
6464         * @param cr The ContentResolver to access.
6465         * @param name The name of the setting to modify.
6466         * @param value The new value for the setting.
6467         * @return true if the value was set, false on database errors
6468         */
6469        public static boolean putFloat(ContentResolver cr, String name, float value) {
6470            return putString(cr, name, Float.toString(value));
6471        }
6472    }
6473
6474    /**
6475     * User-defined bookmarks and shortcuts.  The target of each bookmark is an
6476     * Intent URL, allowing it to be either a web page or a particular
6477     * application activity.
6478     *
6479     * @hide
6480     */
6481    public static final class Bookmarks implements BaseColumns
6482    {
6483        private static final String TAG = "Bookmarks";
6484
6485        /**
6486         * The content:// style URL for this table
6487         */
6488        public static final Uri CONTENT_URI =
6489            Uri.parse("content://" + AUTHORITY + "/bookmarks");
6490
6491        /**
6492         * The row ID.
6493         * <p>Type: INTEGER</p>
6494         */
6495        public static final String ID = "_id";
6496
6497        /**
6498         * Descriptive name of the bookmark that can be displayed to the user.
6499         * If this is empty, the title should be resolved at display time (use
6500         * {@link #getTitle(Context, Cursor)} any time you want to display the
6501         * title of a bookmark.)
6502         * <P>
6503         * Type: TEXT
6504         * </P>
6505         */
6506        public static final String TITLE = "title";
6507
6508        /**
6509         * Arbitrary string (displayed to the user) that allows bookmarks to be
6510         * organized into categories.  There are some special names for
6511         * standard folders, which all start with '@'.  The label displayed for
6512         * the folder changes with the locale (via {@link #getLabelForFolder}) but
6513         * the folder name does not change so you can consistently query for
6514         * the folder regardless of the current locale.
6515         *
6516         * <P>Type: TEXT</P>
6517         *
6518         */
6519        public static final String FOLDER = "folder";
6520
6521        /**
6522         * The Intent URL of the bookmark, describing what it points to.  This
6523         * value is given to {@link android.content.Intent#getIntent} to create
6524         * an Intent that can be launched.
6525         * <P>Type: TEXT</P>
6526         */
6527        public static final String INTENT = "intent";
6528
6529        /**
6530         * Optional shortcut character associated with this bookmark.
6531         * <P>Type: INTEGER</P>
6532         */
6533        public static final String SHORTCUT = "shortcut";
6534
6535        /**
6536         * The order in which the bookmark should be displayed
6537         * <P>Type: INTEGER</P>
6538         */
6539        public static final String ORDERING = "ordering";
6540
6541        private static final String[] sIntentProjection = { INTENT };
6542        private static final String[] sShortcutProjection = { ID, SHORTCUT };
6543        private static final String sShortcutSelection = SHORTCUT + "=?";
6544
6545        /**
6546         * Convenience function to retrieve the bookmarked Intent for a
6547         * particular shortcut key.
6548         *
6549         * @param cr The ContentResolver to query.
6550         * @param shortcut The shortcut key.
6551         *
6552         * @return Intent The bookmarked URL, or null if there is no bookmark
6553         *         matching the given shortcut.
6554         */
6555        public static Intent getIntentForShortcut(ContentResolver cr, char shortcut)
6556        {
6557            Intent intent = null;
6558
6559            Cursor c = cr.query(CONTENT_URI,
6560                    sIntentProjection, sShortcutSelection,
6561                    new String[] { String.valueOf((int) shortcut) }, ORDERING);
6562            // Keep trying until we find a valid shortcut
6563            try {
6564                while (intent == null && c.moveToNext()) {
6565                    try {
6566                        String intentURI = c.getString(c.getColumnIndexOrThrow(INTENT));
6567                        intent = Intent.parseUri(intentURI, 0);
6568                    } catch (java.net.URISyntaxException e) {
6569                        // The stored URL is bad...  ignore it.
6570                    } catch (IllegalArgumentException e) {
6571                        // Column not found
6572                        Log.w(TAG, "Intent column not found", e);
6573                    }
6574                }
6575            } finally {
6576                if (c != null) c.close();
6577            }
6578
6579            return intent;
6580        }
6581
6582        /**
6583         * Add a new bookmark to the system.
6584         *
6585         * @param cr The ContentResolver to query.
6586         * @param intent The desired target of the bookmark.
6587         * @param title Bookmark title that is shown to the user; null if none
6588         *            or it should be resolved to the intent's title.
6589         * @param folder Folder in which to place the bookmark; null if none.
6590         * @param shortcut Shortcut that will invoke the bookmark; 0 if none. If
6591         *            this is non-zero and there is an existing bookmark entry
6592         *            with this same shortcut, then that existing shortcut is
6593         *            cleared (the bookmark is not removed).
6594         * @return The unique content URL for the new bookmark entry.
6595         */
6596        public static Uri add(ContentResolver cr,
6597                                           Intent intent,
6598                                           String title,
6599                                           String folder,
6600                                           char shortcut,
6601                                           int ordering)
6602        {
6603            // If a shortcut is supplied, and it is already defined for
6604            // another bookmark, then remove the old definition.
6605            if (shortcut != 0) {
6606                cr.delete(CONTENT_URI, sShortcutSelection,
6607                        new String[] { String.valueOf((int) shortcut) });
6608            }
6609
6610            ContentValues values = new ContentValues();
6611            if (title != null) values.put(TITLE, title);
6612            if (folder != null) values.put(FOLDER, folder);
6613            values.put(INTENT, intent.toUri(0));
6614            if (shortcut != 0) values.put(SHORTCUT, (int) shortcut);
6615            values.put(ORDERING, ordering);
6616            return cr.insert(CONTENT_URI, values);
6617        }
6618
6619        /**
6620         * Return the folder name as it should be displayed to the user.  This
6621         * takes care of localizing special folders.
6622         *
6623         * @param r Resources object for current locale; only need access to
6624         *          system resources.
6625         * @param folder The value found in the {@link #FOLDER} column.
6626         *
6627         * @return CharSequence The label for this folder that should be shown
6628         *         to the user.
6629         */
6630        public static CharSequence getLabelForFolder(Resources r, String folder) {
6631            return folder;
6632        }
6633
6634        /**
6635         * Return the title as it should be displayed to the user. This takes
6636         * care of localizing bookmarks that point to activities.
6637         *
6638         * @param context A context.
6639         * @param cursor A cursor pointing to the row whose title should be
6640         *        returned. The cursor must contain at least the {@link #TITLE}
6641         *        and {@link #INTENT} columns.
6642         * @return A title that is localized and can be displayed to the user,
6643         *         or the empty string if one could not be found.
6644         */
6645        public static CharSequence getTitle(Context context, Cursor cursor) {
6646            int titleColumn = cursor.getColumnIndex(TITLE);
6647            int intentColumn = cursor.getColumnIndex(INTENT);
6648            if (titleColumn == -1 || intentColumn == -1) {
6649                throw new IllegalArgumentException(
6650                        "The cursor must contain the TITLE and INTENT columns.");
6651            }
6652
6653            String title = cursor.getString(titleColumn);
6654            if (!TextUtils.isEmpty(title)) {
6655                return title;
6656            }
6657
6658            String intentUri = cursor.getString(intentColumn);
6659            if (TextUtils.isEmpty(intentUri)) {
6660                return "";
6661            }
6662
6663            Intent intent;
6664            try {
6665                intent = Intent.parseUri(intentUri, 0);
6666            } catch (URISyntaxException e) {
6667                return "";
6668            }
6669
6670            PackageManager packageManager = context.getPackageManager();
6671            ResolveInfo info = packageManager.resolveActivity(intent, 0);
6672            return info != null ? info.loadLabel(packageManager) : "";
6673        }
6674    }
6675
6676    /**
6677     * Returns the device ID that we should use when connecting to the mobile gtalk server.
6678     * This is a string like "android-0x1242", where the hex string is the Android ID obtained
6679     * from the GoogleLoginService.
6680     *
6681     * @param androidId The Android ID for this device.
6682     * @return The device ID that should be used when connecting to the mobile gtalk server.
6683     * @hide
6684     */
6685    public static String getGTalkDeviceId(long androidId) {
6686        return "android-" + Long.toHexString(androidId);
6687    }
6688}
6689