Settings.java revision 014de02dd2e050c36f7e0d4f57690bd5d023b4f2
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.annotation.SystemApi;
22import android.app.SearchManager;
23import android.app.WallpaperManager;
24import android.content.ComponentName;
25import android.content.ContentResolver;
26import android.content.ContentValues;
27import android.content.Context;
28import android.content.IContentProvider;
29import android.content.Intent;
30import android.content.pm.ActivityInfo;
31import android.content.pm.PackageManager;
32import android.content.pm.ResolveInfo;
33import android.content.res.Configuration;
34import android.content.res.Resources;
35import android.database.Cursor;
36import android.database.SQLException;
37import android.location.LocationManager;
38import android.net.ConnectivityManager;
39import android.net.Uri;
40import android.net.wifi.WifiManager;
41import android.os.BatteryManager;
42import android.os.Bundle;
43import android.os.DropBoxManager;
44import android.os.IBinder;
45import android.os.Process;
46import android.os.RemoteException;
47import android.os.ServiceManager;
48import android.os.SystemProperties;
49import android.os.UserHandle;
50import android.os.Build.VERSION_CODES;
51import android.speech.tts.TextToSpeech;
52import android.text.TextUtils;
53import android.util.AndroidException;
54import android.util.ArrayMap;
55import android.util.ArraySet;
56import android.util.Log;
57
58import com.android.internal.util.ArrayUtils;
59import com.android.internal.widget.ILockSettings;
60
61import java.net.URISyntaxException;
62import java.text.SimpleDateFormat;
63import java.util.HashMap;
64import java.util.HashSet;
65import java.util.Locale;
66import java.util.Map;
67import java.util.Set;
68
69/**
70 * The Settings provider contains global system-level device preferences.
71 */
72public final class Settings {
73
74    // Intent actions for Settings
75
76    /**
77     * Activity Action: Show system settings.
78     * <p>
79     * Input: Nothing.
80     * <p>
81     * Output: Nothing.
82     */
83    @SdkConstant(SdkConstantType.ACTIVITY_INTENT_ACTION)
84    public static final String ACTION_SETTINGS = "android.settings.SETTINGS";
85
86    /**
87     * Activity Action: Show settings to allow configuration of APNs.
88     * <p>
89     * Input: Nothing.
90     * <p>
91     * Output: Nothing.
92     */
93    @SdkConstant(SdkConstantType.ACTIVITY_INTENT_ACTION)
94    public static final String ACTION_APN_SETTINGS = "android.settings.APN_SETTINGS";
95
96    /**
97     * Activity Action: Show settings to allow configuration of current location
98     * sources.
99     * <p>
100     * In some cases, a matching Activity may not exist, so ensure you
101     * safeguard against this.
102     * <p>
103     * Input: Nothing.
104     * <p>
105     * Output: Nothing.
106     */
107    @SdkConstant(SdkConstantType.ACTIVITY_INTENT_ACTION)
108    public static final String ACTION_LOCATION_SOURCE_SETTINGS =
109            "android.settings.LOCATION_SOURCE_SETTINGS";
110
111    /**
112     * Activity Action: Show settings to allow configuration of wireless controls
113     * such as Wi-Fi, Bluetooth and Mobile networks.
114     * <p>
115     * In some cases, a matching Activity may not exist, so ensure you
116     * safeguard against this.
117     * <p>
118     * Input: Nothing.
119     * <p>
120     * Output: Nothing.
121     */
122    @SdkConstant(SdkConstantType.ACTIVITY_INTENT_ACTION)
123    public static final String ACTION_WIRELESS_SETTINGS =
124            "android.settings.WIRELESS_SETTINGS";
125
126    /**
127     * Activity Action: Show settings to allow entering/exiting airplane mode.
128     * <p>
129     * In some cases, a matching Activity may not exist, so ensure you
130     * safeguard against this.
131     * <p>
132     * Input: Nothing.
133     * <p>
134     * Output: Nothing.
135     */
136    @SdkConstant(SdkConstantType.ACTIVITY_INTENT_ACTION)
137    public static final String ACTION_AIRPLANE_MODE_SETTINGS =
138            "android.settings.AIRPLANE_MODE_SETTINGS";
139
140    /**
141     * Activity Action: Modify Airplane mode settings using a voice command.
142     * <p>
143     * In some cases, a matching Activity may not exist, so ensure you safeguard against this.
144     * <p>
145     * This intent MUST be started using
146     * {@link android.service.voice.VoiceInteractionSession#startVoiceActivity
147     * startVoiceActivity}.
148     * <p>
149     * Note: The activity implementing this intent MUST verify that
150     * {@link android.app.Activity#isVoiceInteraction isVoiceInteraction} returns true before
151     * modifying the setting.
152     * <p>
153     * Input: To tell which state airplane mode should be set to, add the
154     * {@link #EXTRA_AIRPLANE_MODE_ENABLED} extra to this Intent with the state specified.
155     * If the extra is not included, no changes will be made.
156     * <p>
157     * Output: Nothing.
158     */
159    @SdkConstant(SdkConstantType.ACTIVITY_INTENT_ACTION)
160    public static final String ACTION_VOICE_CONTROL_AIRPLANE_MODE =
161            "android.settings.VOICE_CONTROL_AIRPLANE_MODE";
162
163    /**
164     * Activity Action: Show settings for accessibility modules.
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     */
173    @SdkConstant(SdkConstantType.ACTIVITY_INTENT_ACTION)
174    public static final String ACTION_ACCESSIBILITY_SETTINGS =
175            "android.settings.ACCESSIBILITY_SETTINGS";
176
177    /**
178     * Activity Action: Show settings to control access to usage information.
179     * <p>
180     * In some cases, a matching Activity may not exist, so ensure you
181     * safeguard against this.
182     * <p>
183     * Input: Nothing.
184     * <p>
185     * Output: Nothing.
186     */
187    @SdkConstant(SdkConstantType.ACTIVITY_INTENT_ACTION)
188    public static final String ACTION_USAGE_ACCESS_SETTINGS =
189            "android.settings.USAGE_ACCESS_SETTINGS";
190
191    /**
192     * Activity Action: Show settings to allow configuration of security and
193     * location privacy.
194     * <p>
195     * In some cases, a matching Activity may not exist, so ensure you
196     * safeguard against this.
197     * <p>
198     * Input: Nothing.
199     * <p>
200     * Output: Nothing.
201     */
202    @SdkConstant(SdkConstantType.ACTIVITY_INTENT_ACTION)
203    public static final String ACTION_SECURITY_SETTINGS =
204            "android.settings.SECURITY_SETTINGS";
205
206    /**
207     * Activity Action: Show trusted credentials settings, opening to the user tab,
208     * to allow management of installed credentials.
209     * <p>
210     * In some cases, a matching Activity may not exist, so ensure you
211     * safeguard against this.
212     * <p>
213     * Input: Nothing.
214     * <p>
215     * Output: Nothing.
216     * @hide
217     */
218    @SdkConstant(SdkConstantType.ACTIVITY_INTENT_ACTION)
219    public static final String ACTION_TRUSTED_CREDENTIALS_USER =
220            "com.android.settings.TRUSTED_CREDENTIALS_USER";
221
222    /**
223     * Activity Action: Show dialog explaining that an installed CA cert may enable
224     * monitoring of encrypted network traffic.
225     * <p>
226     * In some cases, a matching Activity may not exist, so ensure you
227     * safeguard against this.
228     * <p>
229     * Input: Nothing.
230     * <p>
231     * Output: Nothing.
232     * @hide
233     */
234    @SdkConstant(SdkConstantType.ACTIVITY_INTENT_ACTION)
235    public static final String ACTION_MONITORING_CERT_INFO =
236            "com.android.settings.MONITORING_CERT_INFO";
237
238    /**
239     * Activity Action: Show settings to allow configuration of privacy options.
240     * <p>
241     * In some cases, a matching Activity may not exist, so ensure you
242     * safeguard against this.
243     * <p>
244     * Input: Nothing.
245     * <p>
246     * Output: Nothing.
247     */
248    @SdkConstant(SdkConstantType.ACTIVITY_INTENT_ACTION)
249    public static final String ACTION_PRIVACY_SETTINGS =
250            "android.settings.PRIVACY_SETTINGS";
251
252    /**
253     * Activity Action: Show settings to allow configuration of Wi-Fi.
254     * <p>
255     * In some cases, a matching Activity may not exist, so ensure you
256     * safeguard against this.
257     * <p>
258     * Input: Nothing.
259     * <p>
260     * Output: Nothing.
261
262     */
263    @SdkConstant(SdkConstantType.ACTIVITY_INTENT_ACTION)
264    public static final String ACTION_WIFI_SETTINGS =
265            "android.settings.WIFI_SETTINGS";
266
267    /**
268     * Activity Action: Show settings to allow configuration of a static IP
269     * address for Wi-Fi.
270     * <p>
271     * In some cases, a matching Activity may not exist, so ensure you safeguard
272     * 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_WIFI_IP_SETTINGS =
280            "android.settings.WIFI_IP_SETTINGS";
281
282    /**
283     * Activity Action: Show settings to allow configuration of Bluetooth.
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_BLUETOOTH_SETTINGS =
294            "android.settings.BLUETOOTH_SETTINGS";
295
296    /**
297     * Activity Action: Show settings to allow configuration of Wifi Displays.
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     * @hide
306     */
307    @SdkConstant(SdkConstantType.ACTIVITY_INTENT_ACTION)
308    public static final String ACTION_WIFI_DISPLAY_SETTINGS =
309            "android.settings.WIFI_DISPLAY_SETTINGS";
310
311    /**
312     * Activity Action: Show settings to allow configuration of
313     * {@link android.media.routing.MediaRouteService media route providers}.
314     * <p>
315     * In some cases, a matching Activity may not exist, so ensure you
316     * safeguard against this.
317     * <p>
318     * Input: Nothing.
319     * <p>
320     * Output: Nothing.
321     */
322    @SdkConstant(SdkConstantType.ACTIVITY_INTENT_ACTION)
323    public static final String ACTION_CAST_SETTINGS =
324            "android.settings.CAST_SETTINGS";
325
326    /**
327     * Activity Action: Show settings to allow configuration of date and time.
328     * <p>
329     * In some cases, a matching Activity may not exist, so ensure you
330     * safeguard against this.
331     * <p>
332     * Input: Nothing.
333     * <p>
334     * Output: Nothing.
335     */
336    @SdkConstant(SdkConstantType.ACTIVITY_INTENT_ACTION)
337    public static final String ACTION_DATE_SETTINGS =
338            "android.settings.DATE_SETTINGS";
339
340    /**
341     * Activity Action: Show settings to allow configuration of sound and volume.
342     * <p>
343     * In some cases, a matching Activity may not exist, so ensure you
344     * safeguard against this.
345     * <p>
346     * Input: Nothing.
347     * <p>
348     * Output: Nothing.
349     */
350    @SdkConstant(SdkConstantType.ACTIVITY_INTENT_ACTION)
351    public static final String ACTION_SOUND_SETTINGS =
352            "android.settings.SOUND_SETTINGS";
353
354    /**
355     * Activity Action: Show settings to allow configuration of display.
356     * <p>
357     * In some cases, a matching Activity may not exist, so ensure you
358     * safeguard against this.
359     * <p>
360     * Input: Nothing.
361     * <p>
362     * Output: Nothing.
363     */
364    @SdkConstant(SdkConstantType.ACTIVITY_INTENT_ACTION)
365    public static final String ACTION_DISPLAY_SETTINGS =
366            "android.settings.DISPLAY_SETTINGS";
367
368    /**
369     * Activity Action: Show settings to allow configuration of locale.
370     * <p>
371     * In some cases, a matching Activity may not exist, so ensure you
372     * safeguard against this.
373     * <p>
374     * Input: Nothing.
375     * <p>
376     * Output: Nothing.
377     */
378    @SdkConstant(SdkConstantType.ACTIVITY_INTENT_ACTION)
379    public static final String ACTION_LOCALE_SETTINGS =
380            "android.settings.LOCALE_SETTINGS";
381
382    /**
383     * Activity Action: Show settings to configure input methods, in particular
384     * allowing the user to enable input methods.
385     * <p>
386     * In some cases, a matching Activity may not exist, so ensure you
387     * safeguard against this.
388     * <p>
389     * Input: Nothing.
390     * <p>
391     * Output: Nothing.
392     */
393    @SdkConstant(SdkConstantType.ACTIVITY_INTENT_ACTION)
394    public static final String ACTION_VOICE_INPUT_SETTINGS =
395            "android.settings.VOICE_INPUT_SETTINGS";
396
397    /**
398     * Activity Action: Show settings to configure input methods, in particular
399     * allowing the user to enable input methods.
400     * <p>
401     * In some cases, a matching Activity may not exist, so ensure you
402     * safeguard against this.
403     * <p>
404     * Input: Nothing.
405     * <p>
406     * Output: Nothing.
407     */
408    @SdkConstant(SdkConstantType.ACTIVITY_INTENT_ACTION)
409    public static final String ACTION_INPUT_METHOD_SETTINGS =
410            "android.settings.INPUT_METHOD_SETTINGS";
411
412    /**
413     * Activity Action: Show settings to enable/disable input method subtypes.
414     * <p>
415     * In some cases, a matching Activity may not exist, so ensure you
416     * safeguard against this.
417     * <p>
418     * To tell which input method's subtypes are displayed in the settings, add
419     * {@link #EXTRA_INPUT_METHOD_ID} extra to this Intent with the input method id.
420     * If there is no extra in this Intent, subtypes from all installed input methods
421     * will be displayed in the settings.
422     *
423     * @see android.view.inputmethod.InputMethodInfo#getId
424     * <p>
425     * Input: Nothing.
426     * <p>
427     * Output: Nothing.
428     */
429    @SdkConstant(SdkConstantType.ACTIVITY_INTENT_ACTION)
430    public static final String ACTION_INPUT_METHOD_SUBTYPE_SETTINGS =
431            "android.settings.INPUT_METHOD_SUBTYPE_SETTINGS";
432
433    /**
434     * Activity Action: Show a dialog to select input method.
435     * <p>
436     * In some cases, a matching Activity may not exist, so ensure you
437     * safeguard against this.
438     * <p>
439     * Input: Nothing.
440     * <p>
441     * Output: Nothing.
442     * @hide
443     */
444    @SdkConstant(SdkConstantType.ACTIVITY_INTENT_ACTION)
445    public static final String ACTION_SHOW_INPUT_METHOD_PICKER =
446            "android.settings.SHOW_INPUT_METHOD_PICKER";
447
448    /**
449     * Activity Action: Show settings to manage the user input dictionary.
450     * <p>
451     * Starting with {@link android.os.Build.VERSION_CODES#KITKAT},
452     * it is guaranteed there will always be an appropriate implementation for this Intent action.
453     * In prior releases of the platform this was optional, so ensure you safeguard against it.
454     * <p>
455     * Input: Nothing.
456     * <p>
457     * Output: Nothing.
458     */
459    @SdkConstant(SdkConstantType.ACTIVITY_INTENT_ACTION)
460    public static final String ACTION_USER_DICTIONARY_SETTINGS =
461            "android.settings.USER_DICTIONARY_SETTINGS";
462
463    /**
464     * Activity Action: Adds a word to the user dictionary.
465     * <p>
466     * In some cases, a matching Activity may not exist, so ensure you
467     * safeguard against this.
468     * <p>
469     * Input: An extra with key <code>word</code> that contains the word
470     * that should be added to the dictionary.
471     * <p>
472     * Output: Nothing.
473     *
474     * @hide
475     */
476    @SdkConstant(SdkConstantType.ACTIVITY_INTENT_ACTION)
477    public static final String ACTION_USER_DICTIONARY_INSERT =
478            "com.android.settings.USER_DICTIONARY_INSERT";
479
480    /**
481     * Activity Action: Show settings to allow configuration of application-related settings.
482     * <p>
483     * In some cases, a matching Activity may not exist, so ensure you
484     * safeguard against this.
485     * <p>
486     * Input: Nothing.
487     * <p>
488     * Output: Nothing.
489     */
490    @SdkConstant(SdkConstantType.ACTIVITY_INTENT_ACTION)
491    public static final String ACTION_APPLICATION_SETTINGS =
492            "android.settings.APPLICATION_SETTINGS";
493
494    /**
495     * Activity Action: Show settings to allow configuration of application
496     * development-related settings.  As of
497     * {@link android.os.Build.VERSION_CODES#JELLY_BEAN_MR1} this action is
498     * a required part of the platform.
499     * <p>
500     * Input: Nothing.
501     * <p>
502     * Output: Nothing.
503     */
504    @SdkConstant(SdkConstantType.ACTIVITY_INTENT_ACTION)
505    public static final String ACTION_APPLICATION_DEVELOPMENT_SETTINGS =
506            "android.settings.APPLICATION_DEVELOPMENT_SETTINGS";
507
508    /**
509     * Activity Action: Show settings to allow configuration of quick launch shortcuts.
510     * <p>
511     * In some cases, a matching Activity may not exist, so ensure you
512     * safeguard against this.
513     * <p>
514     * Input: Nothing.
515     * <p>
516     * Output: Nothing.
517     */
518    @SdkConstant(SdkConstantType.ACTIVITY_INTENT_ACTION)
519    public static final String ACTION_QUICK_LAUNCH_SETTINGS =
520            "android.settings.QUICK_LAUNCH_SETTINGS";
521
522    /**
523     * Activity Action: Show settings to manage installed applications.
524     * <p>
525     * In some cases, a matching Activity may not exist, so ensure you
526     * safeguard against this.
527     * <p>
528     * Input: Nothing.
529     * <p>
530     * Output: Nothing.
531     */
532    @SdkConstant(SdkConstantType.ACTIVITY_INTENT_ACTION)
533    public static final String ACTION_MANAGE_APPLICATIONS_SETTINGS =
534            "android.settings.MANAGE_APPLICATIONS_SETTINGS";
535
536    /**
537     * Activity Action: Show settings to manage all applications.
538     * <p>
539     * In some cases, a matching Activity may not exist, so ensure you
540     * safeguard against this.
541     * <p>
542     * Input: Nothing.
543     * <p>
544     * Output: Nothing.
545     */
546    @SdkConstant(SdkConstantType.ACTIVITY_INTENT_ACTION)
547    public static final String ACTION_MANAGE_ALL_APPLICATIONS_SETTINGS =
548            "android.settings.MANAGE_ALL_APPLICATIONS_SETTINGS";
549
550    /**
551     * Activity Action: Show screen of details about a particular application.
552     * <p>
553     * In some cases, a matching Activity may not exist, so ensure you
554     * safeguard against this.
555     * <p>
556     * Input: The Intent's data URI specifies the application package name
557     * to be shown, with the "package" scheme.  That is "package:com.my.app".
558     * <p>
559     * Output: Nothing.
560     */
561    @SdkConstant(SdkConstantType.ACTIVITY_INTENT_ACTION)
562    public static final String ACTION_APPLICATION_DETAILS_SETTINGS =
563            "android.settings.APPLICATION_DETAILS_SETTINGS";
564
565    /**
566     * @hide
567     * Activity Action: Show the "app ops" settings screen.
568     * <p>
569     * Input: Nothing.
570     * <p>
571     * Output: Nothing.
572     */
573    @SdkConstant(SdkConstantType.ACTIVITY_INTENT_ACTION)
574    public static final String ACTION_APP_OPS_SETTINGS =
575            "android.settings.APP_OPS_SETTINGS";
576
577    /**
578     * Activity Action: Show settings for system update functionality.
579     * <p>
580     * In some cases, a matching Activity may not exist, so ensure you
581     * safeguard against this.
582     * <p>
583     * Input: Nothing.
584     * <p>
585     * Output: Nothing.
586     *
587     * @hide
588     */
589    @SdkConstant(SdkConstantType.ACTIVITY_INTENT_ACTION)
590    public static final String ACTION_SYSTEM_UPDATE_SETTINGS =
591            "android.settings.SYSTEM_UPDATE_SETTINGS";
592
593    /**
594     * Activity Action: Show settings to allow configuration of sync settings.
595     * <p>
596     * In some cases, a matching Activity may not exist, so ensure you
597     * safeguard against this.
598     * <p>
599     * The account types available to add via the add account button may be restricted by adding an
600     * {@link #EXTRA_AUTHORITIES} extra to this Intent with one or more syncable content provider's
601     * authorities. Only account types which can sync with that content provider will be offered to
602     * the user.
603     * <p>
604     * Input: Nothing.
605     * <p>
606     * Output: Nothing.
607     */
608    @SdkConstant(SdkConstantType.ACTIVITY_INTENT_ACTION)
609    public static final String ACTION_SYNC_SETTINGS =
610            "android.settings.SYNC_SETTINGS";
611
612    /**
613     * Activity Action: Show add account screen for creating a new account.
614     * <p>
615     * In some cases, a matching Activity may not exist, so ensure you
616     * safeguard against this.
617     * <p>
618     * The account types available to add may be restricted by adding an {@link #EXTRA_AUTHORITIES}
619     * extra to the Intent with one or more syncable content provider's authorities.  Only account
620     * types which can sync with that content provider will be offered to the user.
621     * <p>
622     * Account types can also be filtered by adding an {@link #EXTRA_ACCOUNT_TYPES} extra to the
623     * Intent with one or more account types.
624     * <p>
625     * Input: Nothing.
626     * <p>
627     * Output: Nothing.
628     */
629    @SdkConstant(SdkConstantType.ACTIVITY_INTENT_ACTION)
630    public static final String ACTION_ADD_ACCOUNT =
631            "android.settings.ADD_ACCOUNT_SETTINGS";
632
633    /**
634     * Activity Action: Show settings for selecting the network operator.
635     * <p>
636     * In some cases, a matching Activity may not exist, so ensure you
637     * safeguard against this.
638     * <p>
639     * Input: Nothing.
640     * <p>
641     * Output: Nothing.
642     */
643    @SdkConstant(SdkConstantType.ACTIVITY_INTENT_ACTION)
644    public static final String ACTION_NETWORK_OPERATOR_SETTINGS =
645            "android.settings.NETWORK_OPERATOR_SETTINGS";
646
647    /**
648     * Activity Action: Show settings for selection of 2G/3G.
649     * <p>
650     * In some cases, a matching Activity may not exist, so ensure you
651     * safeguard against this.
652     * <p>
653     * Input: Nothing.
654     * <p>
655     * Output: Nothing.
656     */
657    @SdkConstant(SdkConstantType.ACTIVITY_INTENT_ACTION)
658    public static final String ACTION_DATA_ROAMING_SETTINGS =
659            "android.settings.DATA_ROAMING_SETTINGS";
660
661    /**
662     * Activity Action: Show settings for internal storage.
663     * <p>
664     * In some cases, a matching Activity may not exist, so ensure you
665     * safeguard against this.
666     * <p>
667     * Input: Nothing.
668     * <p>
669     * Output: Nothing.
670     */
671    @SdkConstant(SdkConstantType.ACTIVITY_INTENT_ACTION)
672    public static final String ACTION_INTERNAL_STORAGE_SETTINGS =
673            "android.settings.INTERNAL_STORAGE_SETTINGS";
674    /**
675     * Activity Action: Show settings for memory card storage.
676     * <p>
677     * In some cases, a matching Activity may not exist, so ensure you
678     * safeguard against this.
679     * <p>
680     * Input: Nothing.
681     * <p>
682     * Output: Nothing.
683     */
684    @SdkConstant(SdkConstantType.ACTIVITY_INTENT_ACTION)
685    public static final String ACTION_MEMORY_CARD_SETTINGS =
686            "android.settings.MEMORY_CARD_SETTINGS";
687
688    /**
689     * Activity Action: Show settings for global search.
690     * <p>
691     * In some cases, a matching Activity may not exist, so ensure you
692     * safeguard against this.
693     * <p>
694     * Input: Nothing.
695     * <p>
696     * Output: Nothing
697     */
698    @SdkConstant(SdkConstantType.ACTIVITY_INTENT_ACTION)
699    public static final String ACTION_SEARCH_SETTINGS =
700        "android.search.action.SEARCH_SETTINGS";
701
702    /**
703     * Activity Action: Show general device information settings (serial
704     * number, software version, phone number, etc.).
705     * <p>
706     * In some cases, a matching Activity may not exist, so ensure you
707     * safeguard against this.
708     * <p>
709     * Input: Nothing.
710     * <p>
711     * Output: Nothing
712     */
713    @SdkConstant(SdkConstantType.ACTIVITY_INTENT_ACTION)
714    public static final String ACTION_DEVICE_INFO_SETTINGS =
715        "android.settings.DEVICE_INFO_SETTINGS";
716
717    /**
718     * Activity Action: Show NFC settings.
719     * <p>
720     * This shows UI that allows NFC to be turned on or off.
721     * <p>
722     * In some cases, a matching Activity may not exist, so ensure you
723     * safeguard against this.
724     * <p>
725     * Input: Nothing.
726     * <p>
727     * Output: Nothing
728     * @see android.nfc.NfcAdapter#isEnabled()
729     */
730    @SdkConstant(SdkConstantType.ACTIVITY_INTENT_ACTION)
731    public static final String ACTION_NFC_SETTINGS = "android.settings.NFC_SETTINGS";
732
733    /**
734     * Activity Action: Show NFC Sharing settings.
735     * <p>
736     * This shows UI that allows NDEF Push (Android Beam) to be turned on or
737     * off.
738     * <p>
739     * In some cases, a matching Activity may not exist, so ensure you
740     * safeguard against this.
741     * <p>
742     * Input: Nothing.
743     * <p>
744     * Output: Nothing
745     * @see android.nfc.NfcAdapter#isNdefPushEnabled()
746     */
747    @SdkConstant(SdkConstantType.ACTIVITY_INTENT_ACTION)
748    public static final String ACTION_NFCSHARING_SETTINGS =
749        "android.settings.NFCSHARING_SETTINGS";
750
751    /**
752     * Activity Action: Show NFC Tap & Pay settings
753     * <p>
754     * This shows UI that allows the user to configure Tap&Pay
755     * settings.
756     * <p>
757     * In some cases, a matching Activity may not exist, so ensure you
758     * safeguard against this.
759     * <p>
760     * Input: Nothing.
761     * <p>
762     * Output: Nothing
763     */
764    @SdkConstant(SdkConstantType.ACTIVITY_INTENT_ACTION)
765    public static final String ACTION_NFC_PAYMENT_SETTINGS =
766        "android.settings.NFC_PAYMENT_SETTINGS";
767
768    /**
769     * Activity Action: Show Daydream settings.
770     * <p>
771     * In some cases, a matching Activity may not exist, so ensure you
772     * safeguard against this.
773     * <p>
774     * Input: Nothing.
775     * <p>
776     * Output: Nothing.
777     * @see android.service.dreams.DreamService
778     */
779    @SdkConstant(SdkConstantType.ACTIVITY_INTENT_ACTION)
780    public static final String ACTION_DREAM_SETTINGS = "android.settings.DREAM_SETTINGS";
781
782    /**
783     * Activity Action: Show Notification listener settings.
784     * <p>
785     * In some cases, a matching Activity may not exist, so ensure you
786     * safeguard against this.
787     * <p>
788     * Input: Nothing.
789     * <p>
790     * Output: Nothing.
791     * @see android.service.notification.NotificationListenerService
792     */
793    @SdkConstant(SdkConstantType.ACTIVITY_INTENT_ACTION)
794    public static final String ACTION_NOTIFICATION_LISTENER_SETTINGS
795            = "android.settings.ACTION_NOTIFICATION_LISTENER_SETTINGS";
796
797    /**
798     * @hide
799     */
800    @SdkConstant(SdkConstantType.ACTIVITY_INTENT_ACTION)
801    public static final String ACTION_CONDITION_PROVIDER_SETTINGS
802            = "android.settings.ACTION_CONDITION_PROVIDER_SETTINGS";
803
804    /**
805     * Activity Action: Show settings for video captioning.
806     * <p>
807     * In some cases, a matching Activity may not exist, so ensure you safeguard
808     * against this.
809     * <p>
810     * Input: Nothing.
811     * <p>
812     * Output: Nothing.
813     */
814    @SdkConstant(SdkConstantType.ACTIVITY_INTENT_ACTION)
815    public static final String ACTION_CAPTIONING_SETTINGS = "android.settings.CAPTIONING_SETTINGS";
816
817    /**
818     * Activity Action: Show the top level print settings.
819     * <p>
820     * In some cases, a matching Activity may not exist, so ensure you
821     * safeguard against this.
822     * <p>
823     * Input: Nothing.
824     * <p>
825     * Output: Nothing.
826     */
827    @SdkConstant(SdkConstantType.ACTIVITY_INTENT_ACTION)
828    public static final String ACTION_PRINT_SETTINGS =
829            "android.settings.ACTION_PRINT_SETTINGS";
830
831    /**
832     * Activity Action: Show Zen Mode configuration settings.
833     *
834     * @hide
835     */
836    @SdkConstant(SdkConstantType.ACTIVITY_INTENT_ACTION)
837    public static final String ACTION_ZEN_MODE_SETTINGS = "android.settings.ZEN_MODE_SETTINGS";
838
839    /**
840     * Activity Action: Show Zen Mode priority configuration settings.
841     *
842     * @hide
843     */
844    @SdkConstant(SdkConstantType.ACTIVITY_INTENT_ACTION)
845    public static final String ACTION_ZEN_MODE_PRIORITY_SETTINGS
846            = "android.settings.ZEN_MODE_PRIORITY_SETTINGS";
847
848    /**
849     * Activity Action: Show Zen Mode automation configuration settings.
850     *
851     * @hide
852     */
853    @SdkConstant(SdkConstantType.ACTIVITY_INTENT_ACTION)
854    public static final String ACTION_ZEN_MODE_AUTOMATION_SETTINGS
855            = "android.settings.ZEN_MODE_AUTOMATION_SETTINGS";
856
857    /**
858     * Activity Action: Modify do not disturb mode settings.
859     * <p>
860     * In some cases, a matching Activity may not exist, so ensure you safeguard against this.
861     * <p>
862     * This intent MUST be started using
863     * {@link android.service.voice.VoiceInteractionSession#startVoiceActivity
864     * startVoiceActivity}.
865     * <p>
866     * Note: The Activity implementing this intent MUST verify that
867     * {@link android.app.Activity#isVoiceInteraction isVoiceInteraction}.
868     * returns true before modifying the setting.
869     * <p>
870     * Input: The optional {@link #EXTRA_DO_NOT_DISTURB_MODE_MINUTES} extra can be used to indicate
871     * how long the user wishes to avoid interruptions for. The optional
872     * {@link #EXTRA_DO_NOT_DISTURB_MODE_ENABLED} extra can be to indicate if the user is
873     * enabling or disabling do not disturb mode. If either extra is not included, the
874     * user maybe asked to provide the value.
875     * <p>
876     * Output: Nothing.
877     */
878    @SdkConstant(SdkConstantType.ACTIVITY_INTENT_ACTION)
879    public static final String ACTION_VOICE_CONTROL_DO_NOT_DISTURB_MODE =
880            "android.settings.VOICE_CONTROL_DO_NOT_DISTURB_MODE";
881
882    /**
883     * Activity Action: Show Zen Mode schedule rule configuration settings.
884     *
885     * @hide
886     */
887    @SdkConstant(SdkConstantType.ACTIVITY_INTENT_ACTION)
888    public static final String ACTION_ZEN_MODE_SCHEDULE_RULE_SETTINGS
889            = "android.settings.ZEN_MODE_SCHEDULE_RULE_SETTINGS";
890
891    /**
892     * Activity Action: Show Zen Mode external rule configuration settings.
893     *
894     * @hide
895     */
896    @SdkConstant(SdkConstantType.ACTIVITY_INTENT_ACTION)
897    public static final String ACTION_ZEN_MODE_EXTERNAL_RULE_SETTINGS
898            = "android.settings.ZEN_MODE_EXTERNAL_RULE_SETTINGS";
899
900    /**
901     * Activity Action: Show the regulatory information screen for the device.
902     * <p>
903     * In some cases, a matching Activity may not exist, so ensure you safeguard
904     * against this.
905     * <p>
906     * Input: Nothing.
907     * <p>
908     * Output: Nothing.
909     */
910    @SdkConstant(SdkConstantType.ACTIVITY_INTENT_ACTION)
911    public static final String
912            ACTION_SHOW_REGULATORY_INFO = "android.settings.SHOW_REGULATORY_INFO";
913
914    /**
915     * Activity Action: Show Device Name Settings.
916     * <p>
917     * In some cases, a matching Activity may not exist, so ensure you safeguard
918     * against this.
919     *
920     * @hide
921     */
922    @SdkConstant(SdkConstantType.ACTIVITY_INTENT_ACTION)
923    public static final String DEVICE_NAME_SETTINGS = "android.settings.DEVICE_NAME";
924
925    /**
926     * Activity Action: Show pairing settings.
927     * <p>
928     * In some cases, a matching Activity may not exist, so ensure you safeguard
929     * against this.
930     *
931     * @hide
932     */
933    @SdkConstant(SdkConstantType.ACTIVITY_INTENT_ACTION)
934    public static final String ACTION_PAIRING_SETTINGS = "android.settings.PAIRING_SETTINGS";
935
936    /**
937     * Activity Action: Show battery saver settings.
938     * <p>
939     * In some cases, a matching Activity may not exist, so ensure you safeguard
940     * against this.
941     */
942    @SdkConstant(SdkConstantType.ACTIVITY_INTENT_ACTION)
943    public static final String ACTION_BATTERY_SAVER_SETTINGS
944            = "android.settings.BATTERY_SAVER_SETTINGS";
945
946    /**
947     * Activity Action: Modify Battery Saver mode setting using a voice command.
948     * <p>
949     * In some cases, a matching Activity may not exist, so ensure you safeguard against this.
950     * <p>
951     * This intent MUST be started using
952     * {@link android.service.voice.VoiceInteractionSession#startVoiceActivity
953     * startVoiceActivity}.
954     * <p>
955     * Note: The activity implementing this intent MUST verify that
956     * {@link android.app.Activity#isVoiceInteraction isVoiceInteraction} returns true before
957     * modifying the setting.
958     * <p>
959     * Input: To tell which state batter saver mode should be set to, add the
960     * {@link #EXTRA_BATTERY_SAVER_MODE_ENABLED} extra to this Intent with the state specified.
961     * If the extra is not included, no changes will be made.
962     * <p>
963     * Output: Nothing.
964     */
965    @SdkConstant(SdkConstantType.ACTIVITY_INTENT_ACTION)
966    public static final String ACTION_VOICE_CONTROL_BATTERY_SAVER_MODE =
967            "android.settings.VOICE_CONTROL_BATTERY_SAVER_MODE";
968
969    /**
970     * Activity Action: Show Home selection settings. If there are multiple activities
971     * that can satisfy the {@link Intent#CATEGORY_HOME} intent, this screen allows you
972     * to pick your preferred activity.
973     */
974    @SdkConstant(SdkConstantType.ACTIVITY_INTENT_ACTION)
975    public static final String ACTION_HOME_SETTINGS
976            = "android.settings.HOME_SETTINGS";
977
978    /**
979     * Activity Action: Show notification settings.
980     *
981     * @hide
982     */
983    @SdkConstant(SdkConstantType.ACTIVITY_INTENT_ACTION)
984    public static final String ACTION_NOTIFICATION_SETTINGS
985            = "android.settings.NOTIFICATION_SETTINGS";
986
987    /**
988     * Activity Action: Show notification settings for a single app.
989     *
990     * @hide
991     */
992    @SdkConstant(SdkConstantType.ACTIVITY_INTENT_ACTION)
993    public static final String ACTION_APP_NOTIFICATION_SETTINGS
994            = "android.settings.APP_NOTIFICATION_SETTINGS";
995
996    /**
997     * Activity Action: Show notification redaction settings.
998     *
999     * @hide
1000     */
1001    @SdkConstant(SdkConstantType.ACTIVITY_INTENT_ACTION)
1002    public static final String ACTION_APP_NOTIFICATION_REDACTION
1003            = "android.settings.ACTION_APP_NOTIFICATION_REDACTION";
1004
1005    /** @hide */ public static final String EXTRA_APP_UID = "app_uid";
1006    /** @hide */ public static final String EXTRA_APP_PACKAGE = "app_package";
1007
1008    // End of Intent actions for Settings
1009
1010    /**
1011     * @hide - Private call() method on SettingsProvider to read from 'system' table.
1012     */
1013    public static final String CALL_METHOD_GET_SYSTEM = "GET_system";
1014
1015    /**
1016     * @hide - Private call() method on SettingsProvider to read from 'secure' table.
1017     */
1018    public static final String CALL_METHOD_GET_SECURE = "GET_secure";
1019
1020    /**
1021     * @hide - Private call() method on SettingsProvider to read from 'global' table.
1022     */
1023    public static final String CALL_METHOD_GET_GLOBAL = "GET_global";
1024
1025    /**
1026     * @hide - User handle argument extra to the fast-path call()-based requests
1027     */
1028    public static final String CALL_METHOD_USER_KEY = "_user";
1029
1030    /** @hide - Private call() method to write to 'system' table */
1031    public static final String CALL_METHOD_PUT_SYSTEM = "PUT_system";
1032
1033    /** @hide - Private call() method to write to 'secure' table */
1034    public static final String CALL_METHOD_PUT_SECURE = "PUT_secure";
1035
1036    /** @hide - Private call() method to write to 'global' table */
1037    public static final String CALL_METHOD_PUT_GLOBAL= "PUT_global";
1038
1039    /**
1040     * Activity Extra: Limit available options in launched activity based on the given authority.
1041     * <p>
1042     * This can be passed as an extra field in an Activity Intent with one or more syncable content
1043     * provider's authorities as a String[]. This field is used by some intents to alter the
1044     * behavior of the called activity.
1045     * <p>
1046     * Example: The {@link #ACTION_ADD_ACCOUNT} intent restricts the account types available based
1047     * on the authority given.
1048     */
1049    public static final String EXTRA_AUTHORITIES = "authorities";
1050
1051    /**
1052     * Activity Extra: Limit available options in launched activity based on the given account
1053     * types.
1054     * <p>
1055     * This can be passed as an extra field in an Activity Intent with one or more account types
1056     * as a String[]. This field is used by some intents to alter the behavior of the called
1057     * activity.
1058     * <p>
1059     * Example: The {@link #ACTION_ADD_ACCOUNT} intent restricts the account types to the specified
1060     * list.
1061     */
1062    public static final String EXTRA_ACCOUNT_TYPES = "account_types";
1063
1064    public static final String EXTRA_INPUT_METHOD_ID = "input_method_id";
1065
1066    /**
1067     * Activity Extra: The device identifier to act upon.
1068     * <p>
1069     * This can be passed as an extra field in an Activity Intent with a single
1070     * InputDeviceIdentifier. This field is used by some activities to jump straight into the
1071     * settings for the given device.
1072     * <p>
1073     * Example: The {@link #ACTION_INPUT_METHOD_SETTINGS} intent opens the keyboard layout
1074     * dialog for the given device.
1075     * @hide
1076     */
1077    public static final String EXTRA_INPUT_DEVICE_IDENTIFIER = "input_device_identifier";
1078
1079    /**
1080     * Activity Extra: Enable or disable Airplane Mode.
1081     * <p>
1082     * This can be passed as an extra field to the {@link #ACTION_VOICE_CONTROL_AIRPLANE_MODE}
1083     * intent as a boolean to indicate if it should be enabled.
1084     */
1085    public static final String EXTRA_AIRPLANE_MODE_ENABLED = "airplane_mode_enabled";
1086
1087    /**
1088     * Activity Extra: Enable or disable Battery saver mode.
1089     * <p>
1090     * This can be passed as an extra field to the {@link #ACTION_VOICE_CONTROL_BATTERY_SAVER_MODE}
1091     * intent as a boolean to indicate if it should be enabled.
1092     */
1093    public static final String EXTRA_BATTERY_SAVER_MODE_ENABLED =
1094            "android.settings.extra.battery_saver_mode_enabled";
1095
1096    /**
1097     * Activity Extra: Enable or disable Do Not Disturb mode.
1098     * <p>
1099     * This can be passed as an extra field to the {@link #ACTION_VOICE_CONTROL_DO_NOT_DISTURB_MODE}
1100     * intent as a boolean to indicate if it should be enabled.
1101     */
1102    public static final String EXTRA_DO_NOT_DISTURB_MODE_ENABLED =
1103            "android.settings.extra.do_not_disturb_mode_enabled";
1104
1105    /**
1106     * Activity Extra: How many minutes to enable do not disturb mode for.
1107     * <p>
1108     * This can be passed as an extra field to the {@link #ACTION_VOICE_CONTROL_DO_NOT_DISTURB_MODE}
1109     * intent to indicate how long do not disturb mode should be enabled for.
1110     */
1111    public static final String EXTRA_DO_NOT_DISTURB_MODE_MINUTES =
1112            "android.settings.extra.do_not_disturb_mode_minutes";
1113
1114    private static final String JID_RESOURCE_PREFIX = "android";
1115
1116    public static final String AUTHORITY = "settings";
1117
1118    private static final String TAG = "Settings";
1119    private static final boolean LOCAL_LOGV = false;
1120
1121    // Lock ensures that when enabling/disabling the master location switch, we don't end up
1122    // with a partial enable/disable state in multi-threaded situations.
1123    private static final Object mLocationSettingsLock = new Object();
1124
1125    public static class SettingNotFoundException extends AndroidException {
1126        public SettingNotFoundException(String msg) {
1127            super(msg);
1128        }
1129    }
1130
1131    /**
1132     * Common base for tables of name/value settings.
1133     */
1134    public static class NameValueTable implements BaseColumns {
1135        public static final String NAME = "name";
1136        public static final String VALUE = "value";
1137
1138        protected static boolean putString(ContentResolver resolver, Uri uri,
1139                String name, String value) {
1140            // The database will take care of replacing duplicates.
1141            try {
1142                ContentValues values = new ContentValues();
1143                values.put(NAME, name);
1144                values.put(VALUE, value);
1145                resolver.insert(uri, values);
1146                return true;
1147            } catch (SQLException e) {
1148                Log.w(TAG, "Can't set key " + name + " in " + uri, e);
1149                return false;
1150            }
1151        }
1152
1153        public static Uri getUriFor(Uri uri, String name) {
1154            return Uri.withAppendedPath(uri, name);
1155        }
1156    }
1157
1158    // Thread-safe.
1159    private static class NameValueCache {
1160        private final String mVersionSystemProperty;
1161        private final Uri mUri;
1162
1163        private static final String[] SELECT_VALUE =
1164            new String[] { Settings.NameValueTable.VALUE };
1165        private static final String NAME_EQ_PLACEHOLDER = "name=?";
1166
1167        // Must synchronize on 'this' to access mValues and mValuesVersion.
1168        private final HashMap<String, String> mValues = new HashMap<String, String>();
1169        private long mValuesVersion = 0;
1170
1171        // Initially null; set lazily and held forever.  Synchronized on 'this'.
1172        private IContentProvider mContentProvider = null;
1173
1174        // The method we'll call (or null, to not use) on the provider
1175        // for the fast path of retrieving settings.
1176        private final String mCallGetCommand;
1177        private final String mCallSetCommand;
1178
1179        public NameValueCache(String versionSystemProperty, Uri uri,
1180                String getCommand, String setCommand) {
1181            mVersionSystemProperty = versionSystemProperty;
1182            mUri = uri;
1183            mCallGetCommand = getCommand;
1184            mCallSetCommand = setCommand;
1185        }
1186
1187        private IContentProvider lazyGetProvider(ContentResolver cr) {
1188            IContentProvider cp = null;
1189            synchronized (this) {
1190                cp = mContentProvider;
1191                if (cp == null) {
1192                    cp = mContentProvider = cr.acquireProvider(mUri.getAuthority());
1193                }
1194            }
1195            return cp;
1196        }
1197
1198        public boolean putStringForUser(ContentResolver cr, String name, String value,
1199                final int userHandle) {
1200            try {
1201                Bundle arg = new Bundle();
1202                arg.putString(Settings.NameValueTable.VALUE, value);
1203                arg.putInt(CALL_METHOD_USER_KEY, userHandle);
1204                IContentProvider cp = lazyGetProvider(cr);
1205                cp.call(cr.getPackageName(), mCallSetCommand, name, arg);
1206            } catch (RemoteException e) {
1207                Log.w(TAG, "Can't set key " + name + " in " + mUri, e);
1208                return false;
1209            }
1210            return true;
1211        }
1212
1213        public String getStringForUser(ContentResolver cr, String name, final int userHandle) {
1214            final boolean isSelf = (userHandle == UserHandle.myUserId());
1215            if (isSelf) {
1216                long newValuesVersion = SystemProperties.getLong(mVersionSystemProperty, 0);
1217
1218                // Our own user's settings data uses a client-side cache
1219                synchronized (this) {
1220                    if (mValuesVersion != newValuesVersion) {
1221                        if (LOCAL_LOGV || false) {
1222                            Log.v(TAG, "invalidate [" + mUri.getLastPathSegment() + "]: current "
1223                                    + newValuesVersion + " != cached " + mValuesVersion);
1224                        }
1225
1226                        mValues.clear();
1227                        mValuesVersion = newValuesVersion;
1228                    }
1229
1230                    if (mValues.containsKey(name)) {
1231                        return mValues.get(name);  // Could be null, that's OK -- negative caching
1232                    }
1233                }
1234            } else {
1235                if (LOCAL_LOGV) Log.v(TAG, "get setting for user " + userHandle
1236                        + " by user " + UserHandle.myUserId() + " so skipping cache");
1237            }
1238
1239            IContentProvider cp = lazyGetProvider(cr);
1240
1241            // Try the fast path first, not using query().  If this
1242            // fails (alternate Settings provider that doesn't support
1243            // this interface?) then we fall back to the query/table
1244            // interface.
1245            if (mCallGetCommand != null) {
1246                try {
1247                    Bundle args = null;
1248                    if (!isSelf) {
1249                        args = new Bundle();
1250                        args.putInt(CALL_METHOD_USER_KEY, userHandle);
1251                    }
1252                    Bundle b = cp.call(cr.getPackageName(), mCallGetCommand, name, args);
1253                    if (b != null) {
1254                        String value = b.getPairValue();
1255                        // Don't update our cache for reads of other users' data
1256                        if (isSelf) {
1257                            synchronized (this) {
1258                                mValues.put(name, value);
1259                            }
1260                        } else {
1261                            if (LOCAL_LOGV) Log.i(TAG, "call-query of user " + userHandle
1262                                    + " by " + UserHandle.myUserId()
1263                                    + " so not updating cache");
1264                        }
1265                        return value;
1266                    }
1267                    // If the response Bundle is null, we fall through
1268                    // to the query interface below.
1269                } catch (RemoteException e) {
1270                    // Not supported by the remote side?  Fall through
1271                    // to query().
1272                }
1273            }
1274
1275            Cursor c = null;
1276            try {
1277                c = cp.query(cr.getPackageName(), mUri, SELECT_VALUE, NAME_EQ_PLACEHOLDER,
1278                             new String[]{name}, null, null);
1279                if (c == null) {
1280                    Log.w(TAG, "Can't get key " + name + " from " + mUri);
1281                    return null;
1282                }
1283
1284                String value = c.moveToNext() ? c.getString(0) : null;
1285                synchronized (this) {
1286                    mValues.put(name, value);
1287                }
1288                if (LOCAL_LOGV) {
1289                    Log.v(TAG, "cache miss [" + mUri.getLastPathSegment() + "]: " +
1290                            name + " = " + (value == null ? "(null)" : value));
1291                }
1292                return value;
1293            } catch (RemoteException e) {
1294                Log.w(TAG, "Can't get key " + name + " from " + mUri, e);
1295                return null;  // Return null, but don't cache it.
1296            } finally {
1297                if (c != null) c.close();
1298            }
1299        }
1300    }
1301
1302    /**
1303     * System settings, containing miscellaneous system preferences.  This
1304     * table holds simple name/value pairs.  There are convenience
1305     * functions for accessing individual settings entries.
1306     */
1307    public static final class System extends NameValueTable {
1308        public static final String SYS_PROP_SETTING_VERSION = "sys.settings_system_version";
1309
1310        /** @hide */
1311        public static interface Validator {
1312            public boolean validate(String value);
1313        }
1314
1315        /**
1316         * The content:// style URL for this table
1317         */
1318        public static final Uri CONTENT_URI =
1319            Uri.parse("content://" + AUTHORITY + "/system");
1320
1321        private static final NameValueCache sNameValueCache = new NameValueCache(
1322                SYS_PROP_SETTING_VERSION,
1323                CONTENT_URI,
1324                CALL_METHOD_GET_SYSTEM,
1325                CALL_METHOD_PUT_SYSTEM);
1326
1327        private static final HashSet<String> MOVED_TO_SECURE;
1328        static {
1329            MOVED_TO_SECURE = new HashSet<String>(30);
1330            MOVED_TO_SECURE.add(Secure.ANDROID_ID);
1331            MOVED_TO_SECURE.add(Secure.HTTP_PROXY);
1332            MOVED_TO_SECURE.add(Secure.LOCATION_PROVIDERS_ALLOWED);
1333            MOVED_TO_SECURE.add(Secure.LOCK_BIOMETRIC_WEAK_FLAGS);
1334            MOVED_TO_SECURE.add(Secure.LOCK_PATTERN_ENABLED);
1335            MOVED_TO_SECURE.add(Secure.LOCK_PATTERN_VISIBLE);
1336            MOVED_TO_SECURE.add(Secure.LOCK_PATTERN_TACTILE_FEEDBACK_ENABLED);
1337            MOVED_TO_SECURE.add(Secure.LOGGING_ID);
1338            MOVED_TO_SECURE.add(Secure.PARENTAL_CONTROL_ENABLED);
1339            MOVED_TO_SECURE.add(Secure.PARENTAL_CONTROL_LAST_UPDATE);
1340            MOVED_TO_SECURE.add(Secure.PARENTAL_CONTROL_REDIRECT_URL);
1341            MOVED_TO_SECURE.add(Secure.SETTINGS_CLASSNAME);
1342            MOVED_TO_SECURE.add(Secure.USE_GOOGLE_MAIL);
1343            MOVED_TO_SECURE.add(Secure.WIFI_NETWORKS_AVAILABLE_NOTIFICATION_ON);
1344            MOVED_TO_SECURE.add(Secure.WIFI_NETWORKS_AVAILABLE_REPEAT_DELAY);
1345            MOVED_TO_SECURE.add(Secure.WIFI_NUM_OPEN_NETWORKS_KEPT);
1346            MOVED_TO_SECURE.add(Secure.WIFI_ON);
1347            MOVED_TO_SECURE.add(Secure.WIFI_WATCHDOG_ACCEPTABLE_PACKET_LOSS_PERCENTAGE);
1348            MOVED_TO_SECURE.add(Secure.WIFI_WATCHDOG_AP_COUNT);
1349            MOVED_TO_SECURE.add(Secure.WIFI_WATCHDOG_BACKGROUND_CHECK_DELAY_MS);
1350            MOVED_TO_SECURE.add(Secure.WIFI_WATCHDOG_BACKGROUND_CHECK_ENABLED);
1351            MOVED_TO_SECURE.add(Secure.WIFI_WATCHDOG_BACKGROUND_CHECK_TIMEOUT_MS);
1352            MOVED_TO_SECURE.add(Secure.WIFI_WATCHDOG_INITIAL_IGNORED_PING_COUNT);
1353            MOVED_TO_SECURE.add(Secure.WIFI_WATCHDOG_MAX_AP_CHECKS);
1354            MOVED_TO_SECURE.add(Secure.WIFI_WATCHDOG_ON);
1355            MOVED_TO_SECURE.add(Secure.WIFI_WATCHDOG_PING_COUNT);
1356            MOVED_TO_SECURE.add(Secure.WIFI_WATCHDOG_PING_DELAY_MS);
1357            MOVED_TO_SECURE.add(Secure.WIFI_WATCHDOG_PING_TIMEOUT_MS);
1358
1359            // At one time in System, then Global, but now back in Secure
1360            MOVED_TO_SECURE.add(Secure.INSTALL_NON_MARKET_APPS);
1361        }
1362
1363        private static final HashSet<String> MOVED_TO_GLOBAL;
1364        private static final HashSet<String> MOVED_TO_SECURE_THEN_GLOBAL;
1365        static {
1366            MOVED_TO_GLOBAL = new HashSet<String>();
1367            MOVED_TO_SECURE_THEN_GLOBAL = new HashSet<String>();
1368
1369            // these were originally in system but migrated to secure in the past,
1370            // so are duplicated in the Secure.* namespace
1371            MOVED_TO_SECURE_THEN_GLOBAL.add(Global.ADB_ENABLED);
1372            MOVED_TO_SECURE_THEN_GLOBAL.add(Global.BLUETOOTH_ON);
1373            MOVED_TO_SECURE_THEN_GLOBAL.add(Global.DATA_ROAMING);
1374            MOVED_TO_SECURE_THEN_GLOBAL.add(Global.DEVICE_PROVISIONED);
1375            MOVED_TO_SECURE_THEN_GLOBAL.add(Global.USB_MASS_STORAGE_ENABLED);
1376            MOVED_TO_SECURE_THEN_GLOBAL.add(Global.HTTP_PROXY);
1377
1378            // these are moving directly from system to global
1379            MOVED_TO_GLOBAL.add(Settings.Global.AIRPLANE_MODE_ON);
1380            MOVED_TO_GLOBAL.add(Settings.Global.AIRPLANE_MODE_RADIOS);
1381            MOVED_TO_GLOBAL.add(Settings.Global.AIRPLANE_MODE_TOGGLEABLE_RADIOS);
1382            MOVED_TO_GLOBAL.add(Settings.Global.AUTO_TIME);
1383            MOVED_TO_GLOBAL.add(Settings.Global.AUTO_TIME_ZONE);
1384            MOVED_TO_GLOBAL.add(Settings.Global.CAR_DOCK_SOUND);
1385            MOVED_TO_GLOBAL.add(Settings.Global.CAR_UNDOCK_SOUND);
1386            MOVED_TO_GLOBAL.add(Settings.Global.DESK_DOCK_SOUND);
1387            MOVED_TO_GLOBAL.add(Settings.Global.DESK_UNDOCK_SOUND);
1388            MOVED_TO_GLOBAL.add(Settings.Global.DOCK_SOUNDS_ENABLED);
1389            MOVED_TO_GLOBAL.add(Settings.Global.LOCK_SOUND);
1390            MOVED_TO_GLOBAL.add(Settings.Global.UNLOCK_SOUND);
1391            MOVED_TO_GLOBAL.add(Settings.Global.LOW_BATTERY_SOUND);
1392            MOVED_TO_GLOBAL.add(Settings.Global.POWER_SOUNDS_ENABLED);
1393            MOVED_TO_GLOBAL.add(Settings.Global.STAY_ON_WHILE_PLUGGED_IN);
1394            MOVED_TO_GLOBAL.add(Settings.Global.WIFI_SLEEP_POLICY);
1395            MOVED_TO_GLOBAL.add(Settings.Global.MODE_RINGER);
1396            MOVED_TO_GLOBAL.add(Settings.Global.WINDOW_ANIMATION_SCALE);
1397            MOVED_TO_GLOBAL.add(Settings.Global.TRANSITION_ANIMATION_SCALE);
1398            MOVED_TO_GLOBAL.add(Settings.Global.ANIMATOR_DURATION_SCALE);
1399            MOVED_TO_GLOBAL.add(Settings.Global.FANCY_IME_ANIMATIONS);
1400            MOVED_TO_GLOBAL.add(Settings.Global.COMPATIBILITY_MODE);
1401            MOVED_TO_GLOBAL.add(Settings.Global.EMERGENCY_TONE);
1402            MOVED_TO_GLOBAL.add(Settings.Global.CALL_AUTO_RETRY);
1403            MOVED_TO_GLOBAL.add(Settings.Global.DEBUG_APP);
1404            MOVED_TO_GLOBAL.add(Settings.Global.WAIT_FOR_DEBUGGER);
1405            MOVED_TO_GLOBAL.add(Settings.Global.SHOW_PROCESSES);
1406            MOVED_TO_GLOBAL.add(Settings.Global.ALWAYS_FINISH_ACTIVITIES);
1407            MOVED_TO_GLOBAL.add(Settings.Global.TZINFO_UPDATE_CONTENT_URL);
1408            MOVED_TO_GLOBAL.add(Settings.Global.TZINFO_UPDATE_METADATA_URL);
1409            MOVED_TO_GLOBAL.add(Settings.Global.SELINUX_UPDATE_CONTENT_URL);
1410            MOVED_TO_GLOBAL.add(Settings.Global.SELINUX_UPDATE_METADATA_URL);
1411            MOVED_TO_GLOBAL.add(Settings.Global.SMS_SHORT_CODES_UPDATE_CONTENT_URL);
1412            MOVED_TO_GLOBAL.add(Settings.Global.SMS_SHORT_CODES_UPDATE_METADATA_URL);
1413            MOVED_TO_GLOBAL.add(Settings.Global.CERT_PIN_UPDATE_CONTENT_URL);
1414            MOVED_TO_GLOBAL.add(Settings.Global.CERT_PIN_UPDATE_METADATA_URL);
1415        }
1416
1417        private static final Validator sBooleanValidator =
1418                new DiscreteValueValidator(new String[] {"0", "1"});
1419
1420        private static final Validator sNonNegativeIntegerValidator = new Validator() {
1421            @Override
1422            public boolean validate(String value) {
1423                try {
1424                    return Integer.parseInt(value) >= 0;
1425                } catch (NumberFormatException e) {
1426                    return false;
1427                }
1428            }
1429        };
1430
1431        private static final Validator sUriValidator = new Validator() {
1432            @Override
1433            public boolean validate(String value) {
1434                try {
1435                    Uri.decode(value);
1436                    return true;
1437                } catch (IllegalArgumentException e) {
1438                    return false;
1439                }
1440            }
1441        };
1442
1443        private static final Validator sLenientIpAddressValidator = new Validator() {
1444            private static final int MAX_IPV6_LENGTH = 45;
1445
1446            @Override
1447            public boolean validate(String value) {
1448                return value.length() <= MAX_IPV6_LENGTH;
1449            }
1450        };
1451
1452        /** @hide */
1453        public static void getMovedToGlobalSettings(Set<String> outKeySet) {
1454            outKeySet.addAll(MOVED_TO_GLOBAL);
1455            outKeySet.addAll(MOVED_TO_SECURE_THEN_GLOBAL);
1456        }
1457
1458        /** @hide */
1459        public static void getMovedToSecureSettings(Set<String> outKeySet) {
1460            outKeySet.addAll(MOVED_TO_SECURE);
1461        }
1462
1463        /** @hide */
1464        public static void getNonLegacyMovedKeys(HashSet<String> outKeySet) {
1465            outKeySet.addAll(MOVED_TO_GLOBAL);
1466        }
1467
1468        /**
1469         * Look up a name in the database.
1470         * @param resolver to access the database with
1471         * @param name to look up in the table
1472         * @return the corresponding value, or null if not present
1473         */
1474        public static String getString(ContentResolver resolver, String name) {
1475            return getStringForUser(resolver, name, UserHandle.myUserId());
1476        }
1477
1478        /** @hide */
1479        public static String getStringForUser(ContentResolver resolver, String name,
1480                int userHandle) {
1481            if (MOVED_TO_SECURE.contains(name)) {
1482                Log.w(TAG, "Setting " + name + " has moved from android.provider.Settings.System"
1483                        + " to android.provider.Settings.Secure, returning read-only value.");
1484                return Secure.getStringForUser(resolver, name, userHandle);
1485            }
1486            if (MOVED_TO_GLOBAL.contains(name) || MOVED_TO_SECURE_THEN_GLOBAL.contains(name)) {
1487                Log.w(TAG, "Setting " + name + " has moved from android.provider.Settings.System"
1488                        + " to android.provider.Settings.Global, returning read-only value.");
1489                return Global.getStringForUser(resolver, name, userHandle);
1490            }
1491            return sNameValueCache.getStringForUser(resolver, name, userHandle);
1492        }
1493
1494        /**
1495         * Store a name/value pair into the database.
1496         * @param resolver to access the database with
1497         * @param name to store
1498         * @param value to associate with the name
1499         * @return true if the value was set, false on database errors
1500         */
1501        public static boolean putString(ContentResolver resolver, String name, String value) {
1502            return putStringForUser(resolver, name, value, UserHandle.myUserId());
1503        }
1504
1505        /** @hide */
1506        public static boolean putStringForUser(ContentResolver resolver, String name, String value,
1507                int userHandle) {
1508            if (MOVED_TO_SECURE.contains(name)) {
1509                Log.w(TAG, "Setting " + name + " has moved from android.provider.Settings.System"
1510                        + " to android.provider.Settings.Secure, value is unchanged.");
1511                return false;
1512            }
1513            if (MOVED_TO_GLOBAL.contains(name) || MOVED_TO_SECURE_THEN_GLOBAL.contains(name)) {
1514                Log.w(TAG, "Setting " + name + " has moved from android.provider.Settings.System"
1515                        + " to android.provider.Settings.Global, value is unchanged.");
1516                return false;
1517            }
1518            return sNameValueCache.putStringForUser(resolver, name, value, userHandle);
1519        }
1520
1521        /**
1522         * Construct the content URI for a particular name/value pair,
1523         * useful for monitoring changes with a ContentObserver.
1524         * @param name to look up in the table
1525         * @return the corresponding content URI, or null if not present
1526         */
1527        public static Uri getUriFor(String name) {
1528            if (MOVED_TO_SECURE.contains(name)) {
1529                Log.w(TAG, "Setting " + name + " has moved from android.provider.Settings.System"
1530                    + " to android.provider.Settings.Secure, returning Secure URI.");
1531                return Secure.getUriFor(Secure.CONTENT_URI, name);
1532            }
1533            if (MOVED_TO_GLOBAL.contains(name) || MOVED_TO_SECURE_THEN_GLOBAL.contains(name)) {
1534                Log.w(TAG, "Setting " + name + " has moved from android.provider.Settings.System"
1535                        + " to android.provider.Settings.Global, returning read-only global URI.");
1536                return Global.getUriFor(Global.CONTENT_URI, name);
1537            }
1538            return getUriFor(CONTENT_URI, name);
1539        }
1540
1541        /**
1542         * Convenience function for retrieving a single system settings value
1543         * as an integer.  Note that internally setting values are always
1544         * stored as strings; this function converts the string to an integer
1545         * for you.  The default value will be returned if the setting is
1546         * not defined or not an integer.
1547         *
1548         * @param cr The ContentResolver to access.
1549         * @param name The name of the setting to retrieve.
1550         * @param def Value to return if the setting is not defined.
1551         *
1552         * @return The setting's current value, or 'def' if it is not defined
1553         * or not a valid integer.
1554         */
1555        public static int getInt(ContentResolver cr, String name, int def) {
1556            return getIntForUser(cr, name, def, UserHandle.myUserId());
1557        }
1558
1559        /** @hide */
1560        public static int getIntForUser(ContentResolver cr, String name, int def, int userHandle) {
1561            String v = getStringForUser(cr, name, userHandle);
1562            try {
1563                return v != null ? Integer.parseInt(v) : def;
1564            } catch (NumberFormatException e) {
1565                return def;
1566            }
1567        }
1568
1569        /**
1570         * Convenience function for retrieving a single system settings value
1571         * as an integer.  Note that internally setting values are always
1572         * stored as strings; this function converts the string to an integer
1573         * for you.
1574         * <p>
1575         * This version does not take a default value.  If the setting has not
1576         * been set, or the string value is not a number,
1577         * it throws {@link SettingNotFoundException}.
1578         *
1579         * @param cr The ContentResolver to access.
1580         * @param name The name of the setting to retrieve.
1581         *
1582         * @throws SettingNotFoundException Thrown if a setting by the given
1583         * name can't be found or the setting value is not an integer.
1584         *
1585         * @return The setting's current value.
1586         */
1587        public static int getInt(ContentResolver cr, String name)
1588                throws SettingNotFoundException {
1589            return getIntForUser(cr, name, UserHandle.myUserId());
1590        }
1591
1592        /** @hide */
1593        public static int getIntForUser(ContentResolver cr, String name, int userHandle)
1594                throws SettingNotFoundException {
1595            String v = getStringForUser(cr, name, userHandle);
1596            try {
1597                return Integer.parseInt(v);
1598            } catch (NumberFormatException e) {
1599                throw new SettingNotFoundException(name);
1600            }
1601        }
1602
1603        /**
1604         * Convenience function for updating a single settings value as an
1605         * integer. This will either create a new entry in the table if the
1606         * given name does not exist, or modify the value of the existing row
1607         * with that name.  Note that internally setting values are always
1608         * stored as strings, so this function converts the given value to a
1609         * string before storing it.
1610         *
1611         * @param cr The ContentResolver to access.
1612         * @param name The name of the setting to modify.
1613         * @param value The new value for the setting.
1614         * @return true if the value was set, false on database errors
1615         */
1616        public static boolean putInt(ContentResolver cr, String name, int value) {
1617            return putIntForUser(cr, name, value, UserHandle.myUserId());
1618        }
1619
1620        /** @hide */
1621        public static boolean putIntForUser(ContentResolver cr, String name, int value,
1622                int userHandle) {
1623            return putStringForUser(cr, name, Integer.toString(value), userHandle);
1624        }
1625
1626        /**
1627         * Convenience function for retrieving a single system settings value
1628         * as a {@code long}.  Note that internally setting values are always
1629         * stored as strings; this function converts the string to a {@code long}
1630         * for you.  The default value will be returned if the setting is
1631         * not defined or not a {@code long}.
1632         *
1633         * @param cr The ContentResolver to access.
1634         * @param name The name of the setting to retrieve.
1635         * @param def Value to return if the setting is not defined.
1636         *
1637         * @return The setting's current value, or 'def' if it is not defined
1638         * or not a valid {@code long}.
1639         */
1640        public static long getLong(ContentResolver cr, String name, long def) {
1641            return getLongForUser(cr, name, def, UserHandle.myUserId());
1642        }
1643
1644        /** @hide */
1645        public static long getLongForUser(ContentResolver cr, String name, long def,
1646                int userHandle) {
1647            String valString = getStringForUser(cr, name, userHandle);
1648            long value;
1649            try {
1650                value = valString != null ? Long.parseLong(valString) : def;
1651            } catch (NumberFormatException e) {
1652                value = def;
1653            }
1654            return value;
1655        }
1656
1657        /**
1658         * Convenience function for retrieving a single system settings value
1659         * as a {@code long}.  Note that internally setting values are always
1660         * stored as strings; this function converts the string to a {@code long}
1661         * for you.
1662         * <p>
1663         * This version does not take a default value.  If the setting has not
1664         * been set, or the string value is not a number,
1665         * it throws {@link SettingNotFoundException}.
1666         *
1667         * @param cr The ContentResolver to access.
1668         * @param name The name of the setting to retrieve.
1669         *
1670         * @return The setting's current value.
1671         * @throws SettingNotFoundException Thrown if a setting by the given
1672         * name can't be found or the setting value is not an integer.
1673         */
1674        public static long getLong(ContentResolver cr, String name)
1675                throws SettingNotFoundException {
1676            return getLongForUser(cr, name, UserHandle.myUserId());
1677        }
1678
1679        /** @hide */
1680        public static long getLongForUser(ContentResolver cr, String name, int userHandle)
1681                throws SettingNotFoundException {
1682            String valString = getStringForUser(cr, name, userHandle);
1683            try {
1684                return Long.parseLong(valString);
1685            } catch (NumberFormatException e) {
1686                throw new SettingNotFoundException(name);
1687            }
1688        }
1689
1690        /**
1691         * Convenience function for updating a single settings value as a long
1692         * integer. This will either create a new entry in the table if the
1693         * given name does not exist, or modify the value of the existing row
1694         * with that name.  Note that internally setting values are always
1695         * stored as strings, so this function converts the given value to a
1696         * string before storing it.
1697         *
1698         * @param cr The ContentResolver to access.
1699         * @param name The name of the setting to modify.
1700         * @param value The new value for the setting.
1701         * @return true if the value was set, false on database errors
1702         */
1703        public static boolean putLong(ContentResolver cr, String name, long value) {
1704            return putLongForUser(cr, name, value, UserHandle.myUserId());
1705        }
1706
1707        /** @hide */
1708        public static boolean putLongForUser(ContentResolver cr, String name, long value,
1709                int userHandle) {
1710            return putStringForUser(cr, name, Long.toString(value), userHandle);
1711        }
1712
1713        /**
1714         * Convenience function for retrieving a single system settings value
1715         * as a floating point number.  Note that internally setting values are
1716         * always stored as strings; this function converts the string to an
1717         * float for you. The default value will be returned if the setting
1718         * is not defined or not a valid float.
1719         *
1720         * @param cr The ContentResolver to access.
1721         * @param name The name of the setting to retrieve.
1722         * @param def Value to return if the setting is not defined.
1723         *
1724         * @return The setting's current value, or 'def' if it is not defined
1725         * or not a valid float.
1726         */
1727        public static float getFloat(ContentResolver cr, String name, float def) {
1728            return getFloatForUser(cr, name, def, UserHandle.myUserId());
1729        }
1730
1731        /** @hide */
1732        public static float getFloatForUser(ContentResolver cr, String name, float def,
1733                int userHandle) {
1734            String v = getStringForUser(cr, name, userHandle);
1735            try {
1736                return v != null ? Float.parseFloat(v) : def;
1737            } catch (NumberFormatException e) {
1738                return def;
1739            }
1740        }
1741
1742        /**
1743         * Convenience function for retrieving a single system settings value
1744         * as a float.  Note that internally setting values are always
1745         * stored as strings; this function converts the string to a float
1746         * for you.
1747         * <p>
1748         * This version does not take a default value.  If the setting has not
1749         * been set, or the string value is not a number,
1750         * it throws {@link SettingNotFoundException}.
1751         *
1752         * @param cr The ContentResolver to access.
1753         * @param name The name of the setting to retrieve.
1754         *
1755         * @throws SettingNotFoundException Thrown if a setting by the given
1756         * name can't be found or the setting value is not a float.
1757         *
1758         * @return The setting's current value.
1759         */
1760        public static float getFloat(ContentResolver cr, String name)
1761                throws SettingNotFoundException {
1762            return getFloatForUser(cr, name, UserHandle.myUserId());
1763        }
1764
1765        /** @hide */
1766        public static float getFloatForUser(ContentResolver cr, String name, int userHandle)
1767                throws SettingNotFoundException {
1768            String v = getStringForUser(cr, name, userHandle);
1769            if (v == null) {
1770                throw new SettingNotFoundException(name);
1771            }
1772            try {
1773                return Float.parseFloat(v);
1774            } catch (NumberFormatException e) {
1775                throw new SettingNotFoundException(name);
1776            }
1777        }
1778
1779        /**
1780         * Convenience function for updating a single settings value as a
1781         * floating point number. This will either create a new entry in the
1782         * table if the given name does not exist, or modify the value of the
1783         * existing row with that name.  Note that internally setting values
1784         * are always stored as strings, so this function converts the given
1785         * value to a string before storing it.
1786         *
1787         * @param cr The ContentResolver to access.
1788         * @param name The name of the setting to modify.
1789         * @param value The new value for the setting.
1790         * @return true if the value was set, false on database errors
1791         */
1792        public static boolean putFloat(ContentResolver cr, String name, float value) {
1793            return putFloatForUser(cr, name, value, UserHandle.myUserId());
1794        }
1795
1796        /** @hide */
1797        public static boolean putFloatForUser(ContentResolver cr, String name, float value,
1798                int userHandle) {
1799            return putStringForUser(cr, name, Float.toString(value), userHandle);
1800        }
1801
1802        /**
1803         * Convenience function to read all of the current
1804         * configuration-related settings into a
1805         * {@link Configuration} object.
1806         *
1807         * @param cr The ContentResolver to access.
1808         * @param outConfig Where to place the configuration settings.
1809         */
1810        public static void getConfiguration(ContentResolver cr, Configuration outConfig) {
1811            getConfigurationForUser(cr, outConfig, UserHandle.myUserId());
1812        }
1813
1814        /** @hide */
1815        public static void getConfigurationForUser(ContentResolver cr, Configuration outConfig,
1816                int userHandle) {
1817            outConfig.fontScale = Settings.System.getFloatForUser(
1818                cr, FONT_SCALE, outConfig.fontScale, userHandle);
1819            if (outConfig.fontScale < 0) {
1820                outConfig.fontScale = 1;
1821            }
1822        }
1823
1824        /**
1825         * @hide Erase the fields in the Configuration that should be applied
1826         * by the settings.
1827         */
1828        public static void clearConfiguration(Configuration inoutConfig) {
1829            inoutConfig.fontScale = 0;
1830        }
1831
1832        /**
1833         * Convenience function to write a batch of configuration-related
1834         * settings from a {@link Configuration} object.
1835         *
1836         * @param cr The ContentResolver to access.
1837         * @param config The settings to write.
1838         * @return true if the values were set, false on database errors
1839         */
1840        public static boolean putConfiguration(ContentResolver cr, Configuration config) {
1841            return putConfigurationForUser(cr, config, UserHandle.myUserId());
1842        }
1843
1844        /** @hide */
1845        public static boolean putConfigurationForUser(ContentResolver cr, Configuration config,
1846                int userHandle) {
1847            return Settings.System.putFloatForUser(cr, FONT_SCALE, config.fontScale, userHandle);
1848        }
1849
1850        /** @hide */
1851        public static boolean hasInterestingConfigurationChanges(int changes) {
1852            return (changes&ActivityInfo.CONFIG_FONT_SCALE) != 0;
1853        }
1854
1855        /** @deprecated - Do not use */
1856        @Deprecated
1857        public static boolean getShowGTalkServiceStatus(ContentResolver cr) {
1858            return getShowGTalkServiceStatusForUser(cr, UserHandle.myUserId());
1859        }
1860
1861        /**
1862         * @hide
1863         * @deprecated - Do not use
1864         */
1865        public static boolean getShowGTalkServiceStatusForUser(ContentResolver cr,
1866                int userHandle) {
1867            return getIntForUser(cr, SHOW_GTALK_SERVICE_STATUS, 0, userHandle) != 0;
1868        }
1869
1870        /** @deprecated - Do not use */
1871        @Deprecated
1872        public static void setShowGTalkServiceStatus(ContentResolver cr, boolean flag) {
1873            setShowGTalkServiceStatusForUser(cr, flag, UserHandle.myUserId());
1874        }
1875
1876        /**
1877         * @hide
1878         * @deprecated - Do not use
1879         */
1880        @Deprecated
1881        public static void setShowGTalkServiceStatusForUser(ContentResolver cr, boolean flag,
1882                int userHandle) {
1883            putIntForUser(cr, SHOW_GTALK_SERVICE_STATUS, flag ? 1 : 0, userHandle);
1884        }
1885
1886        private static final class DiscreteValueValidator implements Validator {
1887            private final String[] mValues;
1888
1889            public DiscreteValueValidator(String[] values) {
1890                mValues = values;
1891            }
1892
1893            @Override
1894            public boolean validate(String value) {
1895                return ArrayUtils.contains(mValues, value);
1896            }
1897        }
1898
1899        private static final class InclusiveIntegerRangeValidator implements Validator {
1900            private final int mMin;
1901            private final int mMax;
1902
1903            public InclusiveIntegerRangeValidator(int min, int max) {
1904                mMin = min;
1905                mMax = max;
1906            }
1907
1908            @Override
1909            public boolean validate(String value) {
1910                try {
1911                    final int intValue = Integer.parseInt(value);
1912                    return intValue >= mMin && intValue <= mMax;
1913                } catch (NumberFormatException e) {
1914                    return false;
1915                }
1916            }
1917        }
1918
1919        private static final class InclusiveFloatRangeValidator implements Validator {
1920            private final float mMin;
1921            private final float mMax;
1922
1923            public InclusiveFloatRangeValidator(float min, float max) {
1924                mMin = min;
1925                mMax = max;
1926            }
1927
1928            @Override
1929            public boolean validate(String value) {
1930                try {
1931                    final float floatValue = Float.parseFloat(value);
1932                    return floatValue >= mMin && floatValue <= mMax;
1933                } catch (NumberFormatException e) {
1934                    return false;
1935                }
1936            }
1937        }
1938
1939        /**
1940         * @deprecated Use {@link android.provider.Settings.Global#STAY_ON_WHILE_PLUGGED_IN} instead
1941         */
1942        @Deprecated
1943        public static final String STAY_ON_WHILE_PLUGGED_IN = Global.STAY_ON_WHILE_PLUGGED_IN;
1944
1945        /**
1946         * What happens when the user presses the end call button if they're not
1947         * on a call.<br/>
1948         * <b>Values:</b><br/>
1949         * 0 - The end button does nothing.<br/>
1950         * 1 - The end button goes to the home screen.<br/>
1951         * 2 - The end button puts the device to sleep and locks the keyguard.<br/>
1952         * 3 - The end button goes to the home screen.  If the user is already on the
1953         * home screen, it puts the device to sleep.
1954         */
1955        public static final String END_BUTTON_BEHAVIOR = "end_button_behavior";
1956
1957        private static final Validator END_BUTTON_BEHAVIOR_VALIDATOR =
1958                new InclusiveIntegerRangeValidator(0, 3);
1959
1960        /**
1961         * END_BUTTON_BEHAVIOR value for "go home".
1962         * @hide
1963         */
1964        public static final int END_BUTTON_BEHAVIOR_HOME = 0x1;
1965
1966        /**
1967         * END_BUTTON_BEHAVIOR value for "go to sleep".
1968         * @hide
1969         */
1970        public static final int END_BUTTON_BEHAVIOR_SLEEP = 0x2;
1971
1972        /**
1973         * END_BUTTON_BEHAVIOR default value.
1974         * @hide
1975         */
1976        public static final int END_BUTTON_BEHAVIOR_DEFAULT = END_BUTTON_BEHAVIOR_SLEEP;
1977
1978        /**
1979         * Is advanced settings mode turned on. 0 == no, 1 == yes
1980         * @hide
1981         */
1982        public static final String ADVANCED_SETTINGS = "advanced_settings";
1983
1984        private static final Validator ADVANCED_SETTINGS_VALIDATOR = sBooleanValidator;
1985
1986        /**
1987         * ADVANCED_SETTINGS default value.
1988         * @hide
1989         */
1990        public static final int ADVANCED_SETTINGS_DEFAULT = 0;
1991
1992        /**
1993         * @deprecated Use {@link android.provider.Settings.Global#AIRPLANE_MODE_ON} instead
1994         */
1995        @Deprecated
1996        public static final String AIRPLANE_MODE_ON = Global.AIRPLANE_MODE_ON;
1997
1998        /**
1999         * @deprecated Use {@link android.provider.Settings.Global#RADIO_BLUETOOTH} instead
2000         */
2001        @Deprecated
2002        public static final String RADIO_BLUETOOTH = Global.RADIO_BLUETOOTH;
2003
2004        /**
2005         * @deprecated Use {@link android.provider.Settings.Global#RADIO_WIFI} instead
2006         */
2007        @Deprecated
2008        public static final String RADIO_WIFI = Global.RADIO_WIFI;
2009
2010        /**
2011         * @deprecated Use {@link android.provider.Settings.Global#RADIO_WIMAX} instead
2012         * {@hide}
2013         */
2014        @Deprecated
2015        public static final String RADIO_WIMAX = Global.RADIO_WIMAX;
2016
2017        /**
2018         * @deprecated Use {@link android.provider.Settings.Global#RADIO_CELL} instead
2019         */
2020        @Deprecated
2021        public static final String RADIO_CELL = Global.RADIO_CELL;
2022
2023        /**
2024         * @deprecated Use {@link android.provider.Settings.Global#RADIO_NFC} instead
2025         */
2026        @Deprecated
2027        public static final String RADIO_NFC = Global.RADIO_NFC;
2028
2029        /**
2030         * @deprecated Use {@link android.provider.Settings.Global#AIRPLANE_MODE_RADIOS} instead
2031         */
2032        @Deprecated
2033        public static final String AIRPLANE_MODE_RADIOS = Global.AIRPLANE_MODE_RADIOS;
2034
2035        /**
2036         * @deprecated Use {@link android.provider.Settings.Global#AIRPLANE_MODE_TOGGLEABLE_RADIOS} instead
2037         *
2038         * {@hide}
2039         */
2040        @Deprecated
2041        public static final String AIRPLANE_MODE_TOGGLEABLE_RADIOS =
2042                Global.AIRPLANE_MODE_TOGGLEABLE_RADIOS;
2043
2044        /**
2045         * @deprecated Use {@link android.provider.Settings.Global#WIFI_SLEEP_POLICY} instead
2046         */
2047        @Deprecated
2048        public static final String WIFI_SLEEP_POLICY = Global.WIFI_SLEEP_POLICY;
2049
2050        /**
2051         * @deprecated Use {@link android.provider.Settings.Global#WIFI_SLEEP_POLICY_DEFAULT} instead
2052         */
2053        @Deprecated
2054        public static final int WIFI_SLEEP_POLICY_DEFAULT = Global.WIFI_SLEEP_POLICY_DEFAULT;
2055
2056        /**
2057         * @deprecated Use {@link android.provider.Settings.Global#WIFI_SLEEP_POLICY_NEVER_WHILE_PLUGGED} instead
2058         */
2059        @Deprecated
2060        public static final int WIFI_SLEEP_POLICY_NEVER_WHILE_PLUGGED =
2061                Global.WIFI_SLEEP_POLICY_NEVER_WHILE_PLUGGED;
2062
2063        /**
2064         * @deprecated Use {@link android.provider.Settings.Global#WIFI_SLEEP_POLICY_NEVER} instead
2065         */
2066        @Deprecated
2067        public static final int WIFI_SLEEP_POLICY_NEVER = Global.WIFI_SLEEP_POLICY_NEVER;
2068
2069        /**
2070         * @deprecated Use {@link android.provider.Settings.Global#MODE_RINGER} instead
2071         */
2072        @Deprecated
2073        public static final String MODE_RINGER = Global.MODE_RINGER;
2074
2075        /**
2076         * Whether to use static IP and other static network attributes.
2077         * <p>
2078         * Set to 1 for true and 0 for false.
2079         *
2080         * @deprecated Use {@link WifiManager} instead
2081         */
2082        @Deprecated
2083        public static final String WIFI_USE_STATIC_IP = "wifi_use_static_ip";
2084
2085        private static final Validator WIFI_USE_STATIC_IP_VALIDATOR = sBooleanValidator;
2086
2087        /**
2088         * The static IP address.
2089         * <p>
2090         * Example: "192.168.1.51"
2091         *
2092         * @deprecated Use {@link WifiManager} instead
2093         */
2094        @Deprecated
2095        public static final String WIFI_STATIC_IP = "wifi_static_ip";
2096
2097        private static final Validator WIFI_STATIC_IP_VALIDATOR = sLenientIpAddressValidator;
2098
2099        /**
2100         * If using static IP, the gateway's IP address.
2101         * <p>
2102         * Example: "192.168.1.1"
2103         *
2104         * @deprecated Use {@link WifiManager} instead
2105         */
2106        @Deprecated
2107        public static final String WIFI_STATIC_GATEWAY = "wifi_static_gateway";
2108
2109        private static final Validator WIFI_STATIC_GATEWAY_VALIDATOR = sLenientIpAddressValidator;
2110
2111        /**
2112         * If using static IP, the net mask.
2113         * <p>
2114         * Example: "255.255.255.0"
2115         *
2116         * @deprecated Use {@link WifiManager} instead
2117         */
2118        @Deprecated
2119        public static final String WIFI_STATIC_NETMASK = "wifi_static_netmask";
2120
2121        private static final Validator WIFI_STATIC_NETMASK_VALIDATOR = sLenientIpAddressValidator;
2122
2123        /**
2124         * If using static IP, the primary DNS's IP address.
2125         * <p>
2126         * Example: "192.168.1.1"
2127         *
2128         * @deprecated Use {@link WifiManager} instead
2129         */
2130        @Deprecated
2131        public static final String WIFI_STATIC_DNS1 = "wifi_static_dns1";
2132
2133        private static final Validator WIFI_STATIC_DNS1_VALIDATOR = sLenientIpAddressValidator;
2134
2135        /**
2136         * If using static IP, the secondary DNS's IP address.
2137         * <p>
2138         * Example: "192.168.1.2"
2139         *
2140         * @deprecated Use {@link WifiManager} instead
2141         */
2142        @Deprecated
2143        public static final String WIFI_STATIC_DNS2 = "wifi_static_dns2";
2144
2145        private static final Validator WIFI_STATIC_DNS2_VALIDATOR = sLenientIpAddressValidator;
2146
2147        /**
2148         * Determines whether remote devices may discover and/or connect to
2149         * this device.
2150         * <P>Type: INT</P>
2151         * 2 -- discoverable and connectable
2152         * 1 -- connectable but not discoverable
2153         * 0 -- neither connectable nor discoverable
2154         */
2155        public static final String BLUETOOTH_DISCOVERABILITY =
2156            "bluetooth_discoverability";
2157
2158        private static final Validator BLUETOOTH_DISCOVERABILITY_VALIDATOR =
2159                new InclusiveIntegerRangeValidator(0, 2);
2160
2161        /**
2162         * Bluetooth discoverability timeout.  If this value is nonzero, then
2163         * Bluetooth becomes discoverable for a certain number of seconds,
2164         * after which is becomes simply connectable.  The value is in seconds.
2165         */
2166        public static final String BLUETOOTH_DISCOVERABILITY_TIMEOUT =
2167            "bluetooth_discoverability_timeout";
2168
2169        private static final Validator BLUETOOTH_DISCOVERABILITY_TIMEOUT_VALIDATOR =
2170                sNonNegativeIntegerValidator;
2171
2172        /**
2173         * @deprecated Use {@link android.provider.Settings.Secure#LOCK_PATTERN_ENABLED}
2174         * instead
2175         */
2176        @Deprecated
2177        public static final String LOCK_PATTERN_ENABLED = Secure.LOCK_PATTERN_ENABLED;
2178
2179        /**
2180         * @deprecated Use {@link android.provider.Settings.Secure#LOCK_PATTERN_VISIBLE}
2181         * instead
2182         */
2183        @Deprecated
2184        public static final String LOCK_PATTERN_VISIBLE = "lock_pattern_visible_pattern";
2185
2186        /**
2187         * @deprecated Use
2188         * {@link android.provider.Settings.Secure#LOCK_PATTERN_TACTILE_FEEDBACK_ENABLED}
2189         * instead
2190         */
2191        @Deprecated
2192        public static final String LOCK_PATTERN_TACTILE_FEEDBACK_ENABLED =
2193            "lock_pattern_tactile_feedback_enabled";
2194
2195        /**
2196         * A formatted string of the next alarm that is set, or the empty string
2197         * if there is no alarm set.
2198         *
2199         * @deprecated Use {@link android.app.AlarmManager#getNextAlarmClock()}.
2200         */
2201        @Deprecated
2202        public static final String NEXT_ALARM_FORMATTED = "next_alarm_formatted";
2203
2204        private static final Validator NEXT_ALARM_FORMATTED_VALIDATOR = new Validator() {
2205            private static final int MAX_LENGTH = 1000;
2206
2207            @Override
2208            public boolean validate(String value) {
2209                // TODO: No idea what the correct format is.
2210                return value == null || value.length() < MAX_LENGTH;
2211            }
2212        };
2213
2214        /**
2215         * Scaling factor for fonts, float.
2216         */
2217        public static final String FONT_SCALE = "font_scale";
2218
2219        private static final Validator FONT_SCALE_VALIDATOR = new Validator() {
2220            @Override
2221            public boolean validate(String value) {
2222                try {
2223                    return Float.parseFloat(value) >= 0;
2224                } catch (NumberFormatException e) {
2225                    return false;
2226                }
2227            }
2228        };
2229
2230        /**
2231         * Name of an application package to be debugged.
2232         *
2233         * @deprecated Use {@link Global#DEBUG_APP} instead
2234         */
2235        @Deprecated
2236        public static final String DEBUG_APP = Global.DEBUG_APP;
2237
2238        /**
2239         * If 1, when launching DEBUG_APP it will wait for the debugger before
2240         * starting user code.  If 0, it will run normally.
2241         *
2242         * @deprecated Use {@link Global#WAIT_FOR_DEBUGGER} instead
2243         */
2244        @Deprecated
2245        public static final String WAIT_FOR_DEBUGGER = Global.WAIT_FOR_DEBUGGER;
2246
2247        /**
2248         * Whether or not to dim the screen. 0=no  1=yes
2249         * @deprecated This setting is no longer used.
2250         */
2251        @Deprecated
2252        public static final String DIM_SCREEN = "dim_screen";
2253
2254        private static final Validator DIM_SCREEN_VALIDATOR = sBooleanValidator;
2255
2256        /**
2257         * The amount of time in milliseconds before the device goes to sleep or begins
2258         * to dream after a period of inactivity.  This value is also known as the
2259         * user activity timeout period since the screen isn't necessarily turned off
2260         * when it expires.
2261         */
2262        public static final String SCREEN_OFF_TIMEOUT = "screen_off_timeout";
2263
2264        private static final Validator SCREEN_OFF_TIMEOUT_VALIDATOR = sNonNegativeIntegerValidator;
2265
2266        /**
2267         * The screen backlight brightness between 0 and 255.
2268         */
2269        public static final String SCREEN_BRIGHTNESS = "screen_brightness";
2270
2271        private static final Validator SCREEN_BRIGHTNESS_VALIDATOR =
2272                new InclusiveIntegerRangeValidator(0, 255);
2273
2274        /**
2275         * Control whether to enable automatic brightness mode.
2276         */
2277        public static final String SCREEN_BRIGHTNESS_MODE = "screen_brightness_mode";
2278
2279        private static final Validator SCREEN_BRIGHTNESS_MODE_VALIDATOR = sBooleanValidator;
2280
2281        /**
2282         * Adjustment to auto-brightness to make it generally more (>0.0 <1.0)
2283         * or less (<0.0 >-1.0) bright.
2284         * @hide
2285         */
2286        public static final String SCREEN_AUTO_BRIGHTNESS_ADJ = "screen_auto_brightness_adj";
2287
2288        private static final Validator SCREEN_AUTO_BRIGHTNESS_ADJ_VALIDATOR =
2289                new InclusiveFloatRangeValidator(-1, 1);
2290
2291        /**
2292         * SCREEN_BRIGHTNESS_MODE value for manual mode.
2293         */
2294        public static final int SCREEN_BRIGHTNESS_MODE_MANUAL = 0;
2295
2296        /**
2297         * SCREEN_BRIGHTNESS_MODE value for automatic mode.
2298         */
2299        public static final int SCREEN_BRIGHTNESS_MODE_AUTOMATIC = 1;
2300
2301        /**
2302         * Control whether the process CPU usage meter should be shown.
2303         *
2304         * @deprecated Use {@link Global#SHOW_PROCESSES} instead
2305         */
2306        @Deprecated
2307        public static final String SHOW_PROCESSES = Global.SHOW_PROCESSES;
2308
2309        /**
2310         * If 1, the activity manager will aggressively finish activities and
2311         * processes as soon as they are no longer needed.  If 0, the normal
2312         * extended lifetime is used.
2313         *
2314         * @deprecated Use {@link Global#ALWAYS_FINISH_ACTIVITIES} instead
2315         */
2316        @Deprecated
2317        public static final String ALWAYS_FINISH_ACTIVITIES = Global.ALWAYS_FINISH_ACTIVITIES;
2318
2319        /**
2320         * Determines which streams are affected by ringer mode changes. The
2321         * stream type's bit should be set to 1 if it should be muted when going
2322         * into an inaudible ringer mode.
2323         */
2324        public static final String MODE_RINGER_STREAMS_AFFECTED = "mode_ringer_streams_affected";
2325
2326        private static final Validator MODE_RINGER_STREAMS_AFFECTED_VALIDATOR =
2327                sNonNegativeIntegerValidator;
2328
2329        /**
2330          * Determines which streams are affected by mute. The
2331          * stream type's bit should be set to 1 if it should be muted when a mute request
2332          * is received.
2333          */
2334        public static final String MUTE_STREAMS_AFFECTED = "mute_streams_affected";
2335
2336        private static final Validator MUTE_STREAMS_AFFECTED_VALIDATOR =
2337                sNonNegativeIntegerValidator;
2338
2339        /**
2340         * Whether vibrate is on for different events. This is used internally,
2341         * changing this value will not change the vibrate. See AudioManager.
2342         */
2343        public static final String VIBRATE_ON = "vibrate_on";
2344
2345        private static final Validator VIBRATE_ON_VALIDATOR = sBooleanValidator;
2346
2347        /**
2348         * If 1, redirects the system vibrator to all currently attached input devices
2349         * that support vibration.  If there are no such input devices, then the system
2350         * vibrator is used instead.
2351         * If 0, does not register the system vibrator.
2352         *
2353         * This setting is mainly intended to provide a compatibility mechanism for
2354         * applications that only know about the system vibrator and do not use the
2355         * input device vibrator API.
2356         *
2357         * @hide
2358         */
2359        public static final String VIBRATE_INPUT_DEVICES = "vibrate_input_devices";
2360
2361        private static final Validator VIBRATE_INPUT_DEVICES_VALIDATOR = sBooleanValidator;
2362
2363        /**
2364         * Ringer volume. This is used internally, changing this value will not
2365         * change the volume. See AudioManager.
2366         *
2367         * @removed Not used by anything since API 2.
2368         */
2369        public static final String VOLUME_RING = "volume_ring";
2370
2371        /**
2372         * System/notifications volume. This is used internally, changing this
2373         * value will not change the volume. See AudioManager.
2374         *
2375         * @removed Not used by anything since API 2.
2376         */
2377        public static final String VOLUME_SYSTEM = "volume_system";
2378
2379        /**
2380         * Voice call volume. This is used internally, changing this value will
2381         * not change the volume. See AudioManager.
2382         *
2383         * @removed Not used by anything since API 2.
2384         */
2385        public static final String VOLUME_VOICE = "volume_voice";
2386
2387        /**
2388         * Music/media/gaming volume. This is used internally, changing this
2389         * value will not change the volume. See AudioManager.
2390         *
2391         * @removed Not used by anything since API 2.
2392         */
2393        public static final String VOLUME_MUSIC = "volume_music";
2394
2395        /**
2396         * Alarm volume. This is used internally, changing this
2397         * value will not change the volume. See AudioManager.
2398         *
2399         * @removed Not used by anything since API 2.
2400         */
2401        public static final String VOLUME_ALARM = "volume_alarm";
2402
2403        /**
2404         * Notification volume. This is used internally, changing this
2405         * value will not change the volume. See AudioManager.
2406         *
2407         * @removed Not used by anything since API 2.
2408         */
2409        public static final String VOLUME_NOTIFICATION = "volume_notification";
2410
2411        /**
2412         * Bluetooth Headset volume. This is used internally, changing this value will
2413         * not change the volume. See AudioManager.
2414         *
2415         * @removed Not used by anything since API 2.
2416         */
2417        public static final String VOLUME_BLUETOOTH_SCO = "volume_bluetooth_sco";
2418
2419        /**
2420         * Master volume (float in the range 0.0f to 1.0f).
2421         *
2422         * @hide
2423         */
2424        public static final String VOLUME_MASTER = "volume_master";
2425
2426        /**
2427         * Master volume mute (int 1 = mute, 0 = not muted).
2428         *
2429         * @hide
2430         */
2431        public static final String VOLUME_MASTER_MUTE = "volume_master_mute";
2432
2433        private static final Validator VOLUME_MASTER_MUTE_VALIDATOR = sBooleanValidator;
2434
2435        /**
2436         * Microphone mute (int 1 = mute, 0 = not muted).
2437         *
2438         * @hide
2439         */
2440        public static final String MICROPHONE_MUTE = "microphone_mute";
2441
2442        private static final Validator MICROPHONE_MUTE_VALIDATOR = sBooleanValidator;
2443
2444        /**
2445         * Whether the notifications should use the ring volume (value of 1) or
2446         * a separate notification volume (value of 0). In most cases, users
2447         * will have this enabled so the notification and ringer volumes will be
2448         * the same. However, power users can disable this and use the separate
2449         * notification volume control.
2450         * <p>
2451         * Note: This is a one-off setting that will be removed in the future
2452         * when there is profile support. For this reason, it is kept hidden
2453         * from the public APIs.
2454         *
2455         * @hide
2456         * @deprecated
2457         */
2458        @Deprecated
2459        public static final String NOTIFICATIONS_USE_RING_VOLUME =
2460            "notifications_use_ring_volume";
2461
2462        private static final Validator NOTIFICATIONS_USE_RING_VOLUME_VALIDATOR = sBooleanValidator;
2463
2464        /**
2465         * Whether silent mode should allow vibration feedback. This is used
2466         * internally in AudioService and the Sound settings activity to
2467         * coordinate decoupling of vibrate and silent modes. This setting
2468         * will likely be removed in a future release with support for
2469         * audio/vibe feedback profiles.
2470         *
2471         * Not used anymore. On devices with vibrator, the user explicitly selects
2472         * silent or vibrate mode.
2473         * Kept for use by legacy database upgrade code in DatabaseHelper.
2474         * @hide
2475         */
2476        public static final String VIBRATE_IN_SILENT = "vibrate_in_silent";
2477
2478        private static final Validator VIBRATE_IN_SILENT_VALIDATOR = sBooleanValidator;
2479
2480        /**
2481         * The mapping of stream type (integer) to its setting.
2482         *
2483         * @removed  Not used by anything since API 2.
2484         */
2485        public static final String[] VOLUME_SETTINGS = {
2486            VOLUME_VOICE, VOLUME_SYSTEM, VOLUME_RING, VOLUME_MUSIC,
2487            VOLUME_ALARM, VOLUME_NOTIFICATION, VOLUME_BLUETOOTH_SCO
2488        };
2489
2490        /**
2491         * Appended to various volume related settings to record the previous
2492         * values before they the settings were affected by a silent/vibrate
2493         * ringer mode change.
2494         *
2495         * @removed  Not used by anything since API 2.
2496         */
2497        public static final String APPEND_FOR_LAST_AUDIBLE = "_last_audible";
2498
2499        /**
2500         * Persistent store for the system-wide default ringtone URI.
2501         * <p>
2502         * If you need to play the default ringtone at any given time, it is recommended
2503         * you give {@link #DEFAULT_RINGTONE_URI} to the media player.  It will resolve
2504         * to the set default ringtone at the time of playing.
2505         *
2506         * @see #DEFAULT_RINGTONE_URI
2507         */
2508        public static final String RINGTONE = "ringtone";
2509
2510        private static final Validator RINGTONE_VALIDATOR = sUriValidator;
2511
2512        /**
2513         * A {@link Uri} that will point to the current default ringtone at any
2514         * given time.
2515         * <p>
2516         * If the current default ringtone is in the DRM provider and the caller
2517         * does not have permission, the exception will be a
2518         * FileNotFoundException.
2519         */
2520        public static final Uri DEFAULT_RINGTONE_URI = getUriFor(RINGTONE);
2521
2522        /**
2523         * Persistent store for the system-wide default notification sound.
2524         *
2525         * @see #RINGTONE
2526         * @see #DEFAULT_NOTIFICATION_URI
2527         */
2528        public static final String NOTIFICATION_SOUND = "notification_sound";
2529
2530        private static final Validator NOTIFICATION_SOUND_VALIDATOR = sUriValidator;
2531
2532        /**
2533         * A {@link Uri} that will point to the current default notification
2534         * sound at any given time.
2535         *
2536         * @see #DEFAULT_RINGTONE_URI
2537         */
2538        public static final Uri DEFAULT_NOTIFICATION_URI = getUriFor(NOTIFICATION_SOUND);
2539
2540        /**
2541         * Persistent store for the system-wide default alarm alert.
2542         *
2543         * @see #RINGTONE
2544         * @see #DEFAULT_ALARM_ALERT_URI
2545         */
2546        public static final String ALARM_ALERT = "alarm_alert";
2547
2548        private static final Validator ALARM_ALERT_VALIDATOR = sUriValidator;
2549
2550        /**
2551         * A {@link Uri} that will point to the current default alarm alert at
2552         * any given time.
2553         *
2554         * @see #DEFAULT_ALARM_ALERT_URI
2555         */
2556        public static final Uri DEFAULT_ALARM_ALERT_URI = getUriFor(ALARM_ALERT);
2557
2558        /**
2559         * Persistent store for the system default media button event receiver.
2560         *
2561         * @hide
2562         */
2563        public static final String MEDIA_BUTTON_RECEIVER = "media_button_receiver";
2564
2565        private static final Validator MEDIA_BUTTON_RECEIVER_VALIDATOR = new Validator() {
2566            @Override
2567            public boolean validate(String value) {
2568                try {
2569                    ComponentName.unflattenFromString(value);
2570                    return true;
2571                } catch (NullPointerException e) {
2572                    return false;
2573                }
2574            }
2575        };
2576
2577        /**
2578         * Setting to enable Auto Replace (AutoText) in text editors. 1 = On, 0 = Off
2579         */
2580        public static final String TEXT_AUTO_REPLACE = "auto_replace";
2581
2582        private static final Validator TEXT_AUTO_REPLACE_VALIDATOR = sBooleanValidator;
2583
2584        /**
2585         * Setting to enable Auto Caps in text editors. 1 = On, 0 = Off
2586         */
2587        public static final String TEXT_AUTO_CAPS = "auto_caps";
2588
2589        private static final Validator TEXT_AUTO_CAPS_VALIDATOR = sBooleanValidator;
2590
2591        /**
2592         * Setting to enable Auto Punctuate in text editors. 1 = On, 0 = Off. This
2593         * feature converts two spaces to a "." and space.
2594         */
2595        public static final String TEXT_AUTO_PUNCTUATE = "auto_punctuate";
2596
2597        private static final Validator TEXT_AUTO_PUNCTUATE_VALIDATOR = sBooleanValidator;
2598
2599        /**
2600         * Setting to showing password characters in text editors. 1 = On, 0 = Off
2601         */
2602        public static final String TEXT_SHOW_PASSWORD = "show_password";
2603
2604        private static final Validator TEXT_SHOW_PASSWORD_VALIDATOR = sBooleanValidator;
2605
2606        public static final String SHOW_GTALK_SERVICE_STATUS =
2607                "SHOW_GTALK_SERVICE_STATUS";
2608
2609        private static final Validator SHOW_GTALK_SERVICE_STATUS_VALIDATOR = sBooleanValidator;
2610
2611        /**
2612         * Name of activity to use for wallpaper on the home screen.
2613         *
2614         * @deprecated Use {@link WallpaperManager} instead.
2615         */
2616        @Deprecated
2617        public static final String WALLPAPER_ACTIVITY = "wallpaper_activity";
2618
2619        private static final Validator WALLPAPER_ACTIVITY_VALIDATOR = new Validator() {
2620            private static final int MAX_LENGTH = 1000;
2621
2622            @Override
2623            public boolean validate(String value) {
2624                if (value != null && value.length() > MAX_LENGTH) {
2625                    return false;
2626                }
2627                return ComponentName.unflattenFromString(value) != null;
2628            }
2629        };
2630
2631        /**
2632         * @deprecated Use {@link android.provider.Settings.Global#AUTO_TIME}
2633         * instead
2634         */
2635        @Deprecated
2636        public static final String AUTO_TIME = Global.AUTO_TIME;
2637
2638        /**
2639         * @deprecated Use {@link android.provider.Settings.Global#AUTO_TIME_ZONE}
2640         * instead
2641         */
2642        @Deprecated
2643        public static final String AUTO_TIME_ZONE = Global.AUTO_TIME_ZONE;
2644
2645        /**
2646         * Display times as 12 or 24 hours
2647         *   12
2648         *   24
2649         */
2650        public static final String TIME_12_24 = "time_12_24";
2651
2652        /** @hide */
2653        public static final Validator TIME_12_24_VALIDATOR =
2654                new DiscreteValueValidator(new String[] {"12", "24"});
2655
2656        /**
2657         * Date format string
2658         *   mm/dd/yyyy
2659         *   dd/mm/yyyy
2660         *   yyyy/mm/dd
2661         */
2662        public static final String DATE_FORMAT = "date_format";
2663
2664        /** @hide */
2665        public static final Validator DATE_FORMAT_VALIDATOR = new Validator() {
2666            @Override
2667            public boolean validate(String value) {
2668                try {
2669                    new SimpleDateFormat(value);
2670                    return true;
2671                } catch (IllegalArgumentException e) {
2672                    return false;
2673                }
2674            }
2675        };
2676
2677        /**
2678         * Whether the setup wizard has been run before (on first boot), or if
2679         * it still needs to be run.
2680         *
2681         * nonzero = it has been run in the past
2682         * 0 = it has not been run in the past
2683         */
2684        public static final String SETUP_WIZARD_HAS_RUN = "setup_wizard_has_run";
2685
2686        /** @hide */
2687        public static final Validator SETUP_WIZARD_HAS_RUN_VALIDATOR = sBooleanValidator;
2688
2689        /**
2690         * Scaling factor for normal window animations. Setting to 0 will disable window
2691         * animations.
2692         *
2693         * @deprecated Use {@link Global#WINDOW_ANIMATION_SCALE} instead
2694         */
2695        @Deprecated
2696        public static final String WINDOW_ANIMATION_SCALE = Global.WINDOW_ANIMATION_SCALE;
2697
2698        /**
2699         * Scaling factor for activity transition animations. Setting to 0 will disable window
2700         * animations.
2701         *
2702         * @deprecated Use {@link Global#TRANSITION_ANIMATION_SCALE} instead
2703         */
2704        @Deprecated
2705        public static final String TRANSITION_ANIMATION_SCALE = Global.TRANSITION_ANIMATION_SCALE;
2706
2707        /**
2708         * Scaling factor for Animator-based animations. This affects both the start delay and
2709         * duration of all such animations. Setting to 0 will cause animations to end immediately.
2710         * The default value is 1.
2711         *
2712         * @deprecated Use {@link Global#ANIMATOR_DURATION_SCALE} instead
2713         */
2714        @Deprecated
2715        public static final String ANIMATOR_DURATION_SCALE = Global.ANIMATOR_DURATION_SCALE;
2716
2717        /**
2718         * Control whether the accelerometer will be used to change screen
2719         * orientation.  If 0, it will not be used unless explicitly requested
2720         * by the application; if 1, it will be used by default unless explicitly
2721         * disabled by the application.
2722         */
2723        public static final String ACCELEROMETER_ROTATION = "accelerometer_rotation";
2724
2725        /** @hide */
2726        public static final Validator ACCELEROMETER_ROTATION_VALIDATOR = sBooleanValidator;
2727
2728        /**
2729         * Default screen rotation when no other policy applies.
2730         * When {@link #ACCELEROMETER_ROTATION} is zero and no on-screen Activity expresses a
2731         * preference, this rotation value will be used. Must be one of the
2732         * {@link android.view.Surface#ROTATION_0 Surface rotation constants}.
2733         *
2734         * @see android.view.Display#getRotation
2735         */
2736        public static final String USER_ROTATION = "user_rotation";
2737
2738        /** @hide */
2739        public static final Validator USER_ROTATION_VALIDATOR =
2740                new InclusiveIntegerRangeValidator(0, 3);
2741
2742        /**
2743         * Control whether the rotation lock toggle in the System UI should be hidden.
2744         * Typically this is done for accessibility purposes to make it harder for
2745         * the user to accidentally toggle the rotation lock while the display rotation
2746         * has been locked for accessibility.
2747         *
2748         * If 0, then rotation lock toggle is not hidden for accessibility (although it may be
2749         * unavailable for other reasons).  If 1, then the rotation lock toggle is hidden.
2750         *
2751         * @hide
2752         */
2753        public static final String HIDE_ROTATION_LOCK_TOGGLE_FOR_ACCESSIBILITY =
2754                "hide_rotation_lock_toggle_for_accessibility";
2755
2756        /** @hide */
2757        public static final Validator HIDE_ROTATION_LOCK_TOGGLE_FOR_ACCESSIBILITY_VALIDATOR =
2758                sBooleanValidator;
2759
2760        /**
2761         * Whether the phone vibrates when it is ringing due to an incoming call. This will
2762         * be used by Phone and Setting apps; it shouldn't affect other apps.
2763         * The value is boolean (1 or 0).
2764         *
2765         * Note: this is not same as "vibrate on ring", which had been available until ICS.
2766         * It was about AudioManager's setting and thus affected all the applications which
2767         * relied on the setting, while this is purely about the vibration setting for incoming
2768         * calls.
2769         */
2770        public static final String VIBRATE_WHEN_RINGING = "vibrate_when_ringing";
2771
2772        /** @hide */
2773        public static final Validator VIBRATE_WHEN_RINGING_VALIDATOR = sBooleanValidator;
2774
2775        /**
2776         * Whether the audible DTMF tones are played by the dialer when dialing. The value is
2777         * boolean (1 or 0).
2778         */
2779        public static final String DTMF_TONE_WHEN_DIALING = "dtmf_tone";
2780
2781        /** @hide */
2782        public static final Validator DTMF_TONE_WHEN_DIALING_VALIDATOR = sBooleanValidator;
2783
2784        /**
2785         * CDMA only settings
2786         * DTMF tone type played by the dialer when dialing.
2787         *                 0 = Normal
2788         *                 1 = Long
2789         */
2790        public static final String DTMF_TONE_TYPE_WHEN_DIALING = "dtmf_tone_type";
2791
2792        /** @hide */
2793        public static final Validator DTMF_TONE_TYPE_WHEN_DIALING_VALIDATOR = sBooleanValidator;
2794
2795        /**
2796         * Whether the hearing aid is enabled. The value is
2797         * boolean (1 or 0).
2798         * @hide
2799         */
2800        public static final String HEARING_AID = "hearing_aid";
2801
2802        /** @hide */
2803        public static final Validator HEARING_AID_VALIDATOR = sBooleanValidator;
2804
2805        /**
2806         * CDMA only settings
2807         * TTY Mode
2808         * 0 = OFF
2809         * 1 = FULL
2810         * 2 = VCO
2811         * 3 = HCO
2812         * @hide
2813         */
2814        public static final String TTY_MODE = "tty_mode";
2815
2816        /** @hide */
2817        public static final Validator TTY_MODE_VALIDATOR = new InclusiveIntegerRangeValidator(0, 3);
2818
2819        /**
2820         * Whether the sounds effects (key clicks, lid open ...) are enabled. The value is
2821         * boolean (1 or 0).
2822         */
2823        public static final String SOUND_EFFECTS_ENABLED = "sound_effects_enabled";
2824
2825        /** @hide */
2826        public static final Validator SOUND_EFFECTS_ENABLED_VALIDATOR = sBooleanValidator;
2827
2828        /**
2829         * Whether the haptic feedback (long presses, ...) are enabled. The value is
2830         * boolean (1 or 0).
2831         */
2832        public static final String HAPTIC_FEEDBACK_ENABLED = "haptic_feedback_enabled";
2833
2834        /** @hide */
2835        public static final Validator HAPTIC_FEEDBACK_ENABLED_VALIDATOR = sBooleanValidator;
2836
2837        /**
2838         * @deprecated Each application that shows web suggestions should have its own
2839         * setting for this.
2840         */
2841        @Deprecated
2842        public static final String SHOW_WEB_SUGGESTIONS = "show_web_suggestions";
2843
2844        /** @hide */
2845        public static final Validator SHOW_WEB_SUGGESTIONS_VALIDATOR = sBooleanValidator;
2846
2847        /**
2848         * Whether the notification LED should repeatedly flash when a notification is
2849         * pending. The value is boolean (1 or 0).
2850         * @hide
2851         */
2852        public static final String NOTIFICATION_LIGHT_PULSE = "notification_light_pulse";
2853
2854        /** @hide */
2855        public static final Validator NOTIFICATION_LIGHT_PULSE_VALIDATOR = sBooleanValidator;
2856
2857        /**
2858         * Show pointer location on screen?
2859         * 0 = no
2860         * 1 = yes
2861         * @hide
2862         */
2863        public static final String POINTER_LOCATION = "pointer_location";
2864
2865        /** @hide */
2866        public static final Validator POINTER_LOCATION_VALIDATOR = sBooleanValidator;
2867
2868        /**
2869         * Show touch positions on screen?
2870         * 0 = no
2871         * 1 = yes
2872         * @hide
2873         */
2874        public static final String SHOW_TOUCHES = "show_touches";
2875
2876        /** @hide */
2877        public static final Validator SHOW_TOUCHES_VALIDATOR = sBooleanValidator;
2878
2879        /**
2880         * Log raw orientation data from
2881         * {@link com.android.server.policy.WindowOrientationListener} for use with the
2882         * orientationplot.py tool.
2883         * 0 = no
2884         * 1 = yes
2885         * @hide
2886         */
2887        public static final String WINDOW_ORIENTATION_LISTENER_LOG =
2888                "window_orientation_listener_log";
2889
2890        /** @hide */
2891        public static final Validator WINDOW_ORIENTATION_LISTENER_LOG_VALIDATOR = sBooleanValidator;
2892
2893        /**
2894         * @deprecated Use {@link android.provider.Settings.Global#POWER_SOUNDS_ENABLED}
2895         * instead
2896         * @hide
2897         */
2898        @Deprecated
2899        public static final String POWER_SOUNDS_ENABLED = Global.POWER_SOUNDS_ENABLED;
2900
2901        /**
2902         * @deprecated Use {@link android.provider.Settings.Global#DOCK_SOUNDS_ENABLED}
2903         * instead
2904         * @hide
2905         */
2906        @Deprecated
2907        public static final String DOCK_SOUNDS_ENABLED = Global.DOCK_SOUNDS_ENABLED;
2908
2909        /**
2910         * Whether to play sounds when the keyguard is shown and dismissed.
2911         * @hide
2912         */
2913        public static final String LOCKSCREEN_SOUNDS_ENABLED = "lockscreen_sounds_enabled";
2914
2915        /** @hide */
2916        public static final Validator LOCKSCREEN_SOUNDS_ENABLED_VALIDATOR = sBooleanValidator;
2917
2918        /**
2919         * Whether the lockscreen should be completely disabled.
2920         * @hide
2921         */
2922        public static final String LOCKSCREEN_DISABLED = "lockscreen.disabled";
2923
2924        /** @hide */
2925        public static final Validator LOCKSCREEN_DISABLED_VALIDATOR = sBooleanValidator;
2926
2927        /**
2928         * @deprecated Use {@link android.provider.Settings.Global#LOW_BATTERY_SOUND}
2929         * instead
2930         * @hide
2931         */
2932        @Deprecated
2933        public static final String LOW_BATTERY_SOUND = Global.LOW_BATTERY_SOUND;
2934
2935        /**
2936         * @deprecated Use {@link android.provider.Settings.Global#DESK_DOCK_SOUND}
2937         * instead
2938         * @hide
2939         */
2940        @Deprecated
2941        public static final String DESK_DOCK_SOUND = Global.DESK_DOCK_SOUND;
2942
2943        /**
2944         * @deprecated Use {@link android.provider.Settings.Global#DESK_UNDOCK_SOUND}
2945         * instead
2946         * @hide
2947         */
2948        @Deprecated
2949        public static final String DESK_UNDOCK_SOUND = Global.DESK_UNDOCK_SOUND;
2950
2951        /**
2952         * @deprecated Use {@link android.provider.Settings.Global#CAR_DOCK_SOUND}
2953         * instead
2954         * @hide
2955         */
2956        @Deprecated
2957        public static final String CAR_DOCK_SOUND = Global.CAR_DOCK_SOUND;
2958
2959        /**
2960         * @deprecated Use {@link android.provider.Settings.Global#CAR_UNDOCK_SOUND}
2961         * instead
2962         * @hide
2963         */
2964        @Deprecated
2965        public static final String CAR_UNDOCK_SOUND = Global.CAR_UNDOCK_SOUND;
2966
2967        /**
2968         * @deprecated Use {@link android.provider.Settings.Global#LOCK_SOUND}
2969         * instead
2970         * @hide
2971         */
2972        @Deprecated
2973        public static final String LOCK_SOUND = Global.LOCK_SOUND;
2974
2975        /**
2976         * @deprecated Use {@link android.provider.Settings.Global#UNLOCK_SOUND}
2977         * instead
2978         * @hide
2979         */
2980        @Deprecated
2981        public static final String UNLOCK_SOUND = Global.UNLOCK_SOUND;
2982
2983        /**
2984         * Receive incoming SIP calls?
2985         * 0 = no
2986         * 1 = yes
2987         * @hide
2988         */
2989        public static final String SIP_RECEIVE_CALLS = "sip_receive_calls";
2990
2991        /** @hide */
2992        public static final Validator SIP_RECEIVE_CALLS_VALIDATOR = sBooleanValidator;
2993
2994        /**
2995         * Call Preference String.
2996         * "SIP_ALWAYS" : Always use SIP with network access
2997         * "SIP_ADDRESS_ONLY" : Only if destination is a SIP address
2998         * @hide
2999         */
3000        public static final String SIP_CALL_OPTIONS = "sip_call_options";
3001
3002        /** @hide */
3003        public static final Validator SIP_CALL_OPTIONS_VALIDATOR = new DiscreteValueValidator(
3004                new String[] {"SIP_ALWAYS", "SIP_ADDRESS_ONLY"});
3005
3006        /**
3007         * One of the sip call options: Always use SIP with network access.
3008         * @hide
3009         */
3010        public static final String SIP_ALWAYS = "SIP_ALWAYS";
3011
3012        /** @hide */
3013        public static final Validator SIP_ALWAYS_VALIDATOR = sBooleanValidator;
3014
3015        /**
3016         * One of the sip call options: Only if destination is a SIP address.
3017         * @hide
3018         */
3019        public static final String SIP_ADDRESS_ONLY = "SIP_ADDRESS_ONLY";
3020
3021        /** @hide */
3022        public static final Validator SIP_ADDRESS_ONLY_VALIDATOR = sBooleanValidator;
3023
3024        /**
3025         * @deprecated Use SIP_ALWAYS or SIP_ADDRESS_ONLY instead.  Formerly used to indicate that
3026         * the user should be prompted each time a call is made whether it should be placed using
3027         * SIP.  The {@link com.android.providers.settings.DatabaseHelper} replaces this with
3028         * SIP_ADDRESS_ONLY.
3029         * @hide
3030         */
3031        @Deprecated
3032        public static final String SIP_ASK_ME_EACH_TIME = "SIP_ASK_ME_EACH_TIME";
3033
3034        /** @hide */
3035        public static final Validator SIP_ASK_ME_EACH_TIME_VALIDATOR = sBooleanValidator;
3036
3037        /**
3038         * Pointer speed setting.
3039         * This is an integer value in a range between -7 and +7, so there are 15 possible values.
3040         *   -7 = slowest
3041         *    0 = default speed
3042         *   +7 = fastest
3043         * @hide
3044         */
3045        public static final String POINTER_SPEED = "pointer_speed";
3046
3047        /** @hide */
3048        public static final Validator POINTER_SPEED_VALIDATOR =
3049                new InclusiveFloatRangeValidator(-7, 7);
3050
3051        /**
3052         * Whether lock-to-app will be triggered by long-press on recents.
3053         * @hide
3054         */
3055        public static final String LOCK_TO_APP_ENABLED = "lock_to_app_enabled";
3056
3057        /** @hide */
3058        public static final Validator LOCK_TO_APP_ENABLED_VALIDATOR = sBooleanValidator;
3059
3060        /**
3061         * I am the lolrus.
3062         * <p>
3063         * Nonzero values indicate that the user has a bukkit.
3064         * Backward-compatible with <code>PrefGetPreference(prefAllowEasterEggs)</code>.
3065         * @hide
3066         */
3067        public static final String EGG_MODE = "egg_mode";
3068
3069        /** @hide */
3070        public static final Validator EGG_MODE_VALIDATOR = sBooleanValidator;
3071
3072        /**
3073         * IMPORTANT: If you add a new public settings you also have to add it to
3074         * PUBLIC_SETTINGS below. If the new setting is hidden you have to add
3075         * it to PRIVATE_SETTINGS below. Also add a validator that can validate
3076         * the setting value. See an example above.
3077         */
3078
3079        /**
3080         * Settings to backup. This is here so that it's in the same place as the settings
3081         * keys and easy to update.
3082         *
3083         * NOTE: Settings are backed up and restored in the order they appear
3084         *       in this array. If you have one setting depending on another,
3085         *       make sure that they are ordered appropriately.
3086         *
3087         * @hide
3088         */
3089        public static final String[] SETTINGS_TO_BACKUP = {
3090            STAY_ON_WHILE_PLUGGED_IN,   // moved to global
3091            WIFI_USE_STATIC_IP,
3092            WIFI_STATIC_IP,
3093            WIFI_STATIC_GATEWAY,
3094            WIFI_STATIC_NETMASK,
3095            WIFI_STATIC_DNS1,
3096            WIFI_STATIC_DNS2,
3097            BLUETOOTH_DISCOVERABILITY,
3098            BLUETOOTH_DISCOVERABILITY_TIMEOUT,
3099            DIM_SCREEN,
3100            SCREEN_OFF_TIMEOUT,
3101            SCREEN_BRIGHTNESS,
3102            SCREEN_BRIGHTNESS_MODE,
3103            SCREEN_AUTO_BRIGHTNESS_ADJ,
3104            VIBRATE_INPUT_DEVICES,
3105            MODE_RINGER_STREAMS_AFFECTED,
3106            TEXT_AUTO_REPLACE,
3107            TEXT_AUTO_CAPS,
3108            TEXT_AUTO_PUNCTUATE,
3109            TEXT_SHOW_PASSWORD,
3110            AUTO_TIME,                  // moved to global
3111            AUTO_TIME_ZONE,             // moved to global
3112            TIME_12_24,
3113            DATE_FORMAT,
3114            DTMF_TONE_WHEN_DIALING,
3115            DTMF_TONE_TYPE_WHEN_DIALING,
3116            HEARING_AID,
3117            TTY_MODE,
3118            SOUND_EFFECTS_ENABLED,
3119            HAPTIC_FEEDBACK_ENABLED,
3120            POWER_SOUNDS_ENABLED,       // moved to global
3121            DOCK_SOUNDS_ENABLED,        // moved to global
3122            LOCKSCREEN_SOUNDS_ENABLED,
3123            SHOW_WEB_SUGGESTIONS,
3124            NOTIFICATION_LIGHT_PULSE,
3125            SIP_CALL_OPTIONS,
3126            SIP_RECEIVE_CALLS,
3127            POINTER_SPEED,
3128            VIBRATE_WHEN_RINGING,
3129            RINGTONE,
3130            LOCK_TO_APP_ENABLED,
3131            NOTIFICATION_SOUND
3132        };
3133
3134        /**
3135         * These are all public system settings
3136         *
3137         * @hide
3138         */
3139        public static final Set<String> PUBLIC_SETTINGS = new ArraySet<>();
3140        static {
3141            PUBLIC_SETTINGS.add(END_BUTTON_BEHAVIOR);
3142            PUBLIC_SETTINGS.add(WIFI_USE_STATIC_IP);
3143            PUBLIC_SETTINGS.add(WIFI_STATIC_IP);
3144            PUBLIC_SETTINGS.add(WIFI_STATIC_GATEWAY);
3145            PUBLIC_SETTINGS.add(WIFI_STATIC_NETMASK);
3146            PUBLIC_SETTINGS.add(WIFI_STATIC_DNS1);
3147            PUBLIC_SETTINGS.add(WIFI_STATIC_DNS2);
3148            PUBLIC_SETTINGS.add(BLUETOOTH_DISCOVERABILITY);
3149            PUBLIC_SETTINGS.add(BLUETOOTH_DISCOVERABILITY_TIMEOUT);
3150            PUBLIC_SETTINGS.add(NEXT_ALARM_FORMATTED);
3151            PUBLIC_SETTINGS.add(FONT_SCALE);
3152            PUBLIC_SETTINGS.add(DIM_SCREEN);
3153            PUBLIC_SETTINGS.add(SCREEN_OFF_TIMEOUT);
3154            PUBLIC_SETTINGS.add(SCREEN_BRIGHTNESS);
3155            PUBLIC_SETTINGS.add(SCREEN_BRIGHTNESS_MODE);
3156            PUBLIC_SETTINGS.add(MODE_RINGER_STREAMS_AFFECTED);
3157            PUBLIC_SETTINGS.add(MUTE_STREAMS_AFFECTED);
3158            PUBLIC_SETTINGS.add(VIBRATE_ON);
3159            PUBLIC_SETTINGS.add(VOLUME_RING);
3160            PUBLIC_SETTINGS.add(VOLUME_SYSTEM);
3161            PUBLIC_SETTINGS.add(VOLUME_VOICE);
3162            PUBLIC_SETTINGS.add(VOLUME_MUSIC);
3163            PUBLIC_SETTINGS.add(VOLUME_ALARM);
3164            PUBLIC_SETTINGS.add(VOLUME_NOTIFICATION);
3165            PUBLIC_SETTINGS.add(VOLUME_BLUETOOTH_SCO);
3166            PUBLIC_SETTINGS.add(RINGTONE);
3167            PUBLIC_SETTINGS.add(NOTIFICATION_SOUND);
3168            PUBLIC_SETTINGS.add(ALARM_ALERT);
3169            PUBLIC_SETTINGS.add(TEXT_AUTO_REPLACE);
3170            PUBLIC_SETTINGS.add(TEXT_AUTO_CAPS);
3171            PUBLIC_SETTINGS.add(TEXT_AUTO_PUNCTUATE);
3172            PUBLIC_SETTINGS.add(TEXT_SHOW_PASSWORD);
3173            PUBLIC_SETTINGS.add(SHOW_GTALK_SERVICE_STATUS);
3174            PUBLIC_SETTINGS.add(WALLPAPER_ACTIVITY);
3175            PUBLIC_SETTINGS.add(TIME_12_24);
3176            PUBLIC_SETTINGS.add(DATE_FORMAT);
3177            PUBLIC_SETTINGS.add(SETUP_WIZARD_HAS_RUN);
3178            PUBLIC_SETTINGS.add(ACCELEROMETER_ROTATION);
3179            PUBLIC_SETTINGS.add(USER_ROTATION);
3180            PUBLIC_SETTINGS.add(DTMF_TONE_WHEN_DIALING);
3181            PUBLIC_SETTINGS.add(SOUND_EFFECTS_ENABLED);
3182            PUBLIC_SETTINGS.add(HAPTIC_FEEDBACK_ENABLED);
3183            PUBLIC_SETTINGS.add(SHOW_WEB_SUGGESTIONS);
3184        }
3185
3186        /**
3187         * These are all hidden system settings.
3188         *
3189         * @hide
3190         */
3191        public static final Set<String> PRIVATE_SETTINGS = new ArraySet<>();
3192        static {
3193            PRIVATE_SETTINGS.add(WIFI_USE_STATIC_IP);
3194            PRIVATE_SETTINGS.add(END_BUTTON_BEHAVIOR);
3195            PRIVATE_SETTINGS.add(ADVANCED_SETTINGS);
3196            PRIVATE_SETTINGS.add(SCREEN_AUTO_BRIGHTNESS_ADJ);
3197            PRIVATE_SETTINGS.add(VIBRATE_INPUT_DEVICES);
3198            PRIVATE_SETTINGS.add(VOLUME_MASTER);
3199            PRIVATE_SETTINGS.add(VOLUME_MASTER_MUTE);
3200            PRIVATE_SETTINGS.add(MICROPHONE_MUTE);
3201            PRIVATE_SETTINGS.add(NOTIFICATIONS_USE_RING_VOLUME);
3202            PRIVATE_SETTINGS.add(VIBRATE_IN_SILENT);
3203            PRIVATE_SETTINGS.add(MEDIA_BUTTON_RECEIVER);
3204            PRIVATE_SETTINGS.add(HIDE_ROTATION_LOCK_TOGGLE_FOR_ACCESSIBILITY);
3205            PRIVATE_SETTINGS.add(VIBRATE_WHEN_RINGING);
3206            PRIVATE_SETTINGS.add(DTMF_TONE_TYPE_WHEN_DIALING);
3207            PRIVATE_SETTINGS.add(HEARING_AID);
3208            PRIVATE_SETTINGS.add(TTY_MODE);
3209            PRIVATE_SETTINGS.add(NOTIFICATION_LIGHT_PULSE);
3210            PRIVATE_SETTINGS.add(POINTER_LOCATION);
3211            PRIVATE_SETTINGS.add(SHOW_TOUCHES);
3212            PRIVATE_SETTINGS.add(WINDOW_ORIENTATION_LISTENER_LOG);
3213            PRIVATE_SETTINGS.add(POWER_SOUNDS_ENABLED);
3214            PRIVATE_SETTINGS.add(DOCK_SOUNDS_ENABLED);
3215            PRIVATE_SETTINGS.add(LOCKSCREEN_SOUNDS_ENABLED);
3216            PRIVATE_SETTINGS.add(LOCKSCREEN_DISABLED);
3217            PRIVATE_SETTINGS.add(LOW_BATTERY_SOUND);
3218            PRIVATE_SETTINGS.add(DESK_DOCK_SOUND);
3219            PRIVATE_SETTINGS.add(DESK_UNDOCK_SOUND);
3220            PRIVATE_SETTINGS.add(CAR_DOCK_SOUND);
3221            PRIVATE_SETTINGS.add(CAR_UNDOCK_SOUND);
3222            PRIVATE_SETTINGS.add(LOCK_SOUND);
3223            PRIVATE_SETTINGS.add(UNLOCK_SOUND);
3224            PRIVATE_SETTINGS.add(SIP_RECEIVE_CALLS);
3225            PRIVATE_SETTINGS.add(SIP_CALL_OPTIONS);
3226            PRIVATE_SETTINGS.add(SIP_ALWAYS);
3227            PRIVATE_SETTINGS.add(SIP_ADDRESS_ONLY);
3228            PRIVATE_SETTINGS.add(SIP_ASK_ME_EACH_TIME);
3229            PRIVATE_SETTINGS.add(POINTER_SPEED);
3230            PRIVATE_SETTINGS.add(LOCK_TO_APP_ENABLED);
3231            PRIVATE_SETTINGS.add(EGG_MODE);
3232        }
3233
3234        /**
3235         * These are all public system settings
3236         *
3237         * @hide
3238         */
3239        public static final Map<String, Validator> VALIDATORS = new ArrayMap<>();
3240        static {
3241            VALIDATORS.put(END_BUTTON_BEHAVIOR,END_BUTTON_BEHAVIOR_VALIDATOR);
3242            VALIDATORS.put(WIFI_USE_STATIC_IP, WIFI_USE_STATIC_IP_VALIDATOR);
3243            VALIDATORS.put(BLUETOOTH_DISCOVERABILITY, BLUETOOTH_DISCOVERABILITY_VALIDATOR);
3244            VALIDATORS.put(BLUETOOTH_DISCOVERABILITY_TIMEOUT,
3245                    BLUETOOTH_DISCOVERABILITY_TIMEOUT_VALIDATOR);
3246            VALIDATORS.put(NEXT_ALARM_FORMATTED, NEXT_ALARM_FORMATTED_VALIDATOR);
3247            VALIDATORS.put(FONT_SCALE, FONT_SCALE_VALIDATOR);
3248            VALIDATORS.put(DIM_SCREEN, DIM_SCREEN_VALIDATOR);
3249            VALIDATORS.put(SCREEN_OFF_TIMEOUT, SCREEN_OFF_TIMEOUT_VALIDATOR);
3250            VALIDATORS.put(SCREEN_BRIGHTNESS, SCREEN_BRIGHTNESS_VALIDATOR);
3251            VALIDATORS.put(SCREEN_BRIGHTNESS_MODE, SCREEN_BRIGHTNESS_MODE_VALIDATOR);
3252            VALIDATORS.put(MODE_RINGER_STREAMS_AFFECTED, MODE_RINGER_STREAMS_AFFECTED_VALIDATOR);
3253            VALIDATORS.put(MUTE_STREAMS_AFFECTED, MUTE_STREAMS_AFFECTED_VALIDATOR);
3254            VALIDATORS.put(VIBRATE_ON, VIBRATE_ON_VALIDATOR);
3255            VALIDATORS.put(RINGTONE, RINGTONE_VALIDATOR);
3256            VALIDATORS.put(NOTIFICATION_SOUND, NOTIFICATION_SOUND_VALIDATOR);
3257            VALIDATORS.put(ALARM_ALERT, ALARM_ALERT_VALIDATOR);
3258            VALIDATORS.put(TEXT_AUTO_REPLACE, TEXT_AUTO_REPLACE_VALIDATOR);
3259            VALIDATORS.put(TEXT_AUTO_CAPS, TEXT_AUTO_CAPS_VALIDATOR);
3260            VALIDATORS.put(TEXT_AUTO_PUNCTUATE, TEXT_AUTO_PUNCTUATE_VALIDATOR);
3261            VALIDATORS.put(TEXT_SHOW_PASSWORD, TEXT_SHOW_PASSWORD_VALIDATOR);
3262            VALIDATORS.put(SHOW_GTALK_SERVICE_STATUS, SHOW_GTALK_SERVICE_STATUS_VALIDATOR);
3263            VALIDATORS.put(WALLPAPER_ACTIVITY, WALLPAPER_ACTIVITY_VALIDATOR);
3264            VALIDATORS.put(TIME_12_24, TIME_12_24_VALIDATOR);
3265            VALIDATORS.put(DATE_FORMAT, DATE_FORMAT_VALIDATOR);
3266            VALIDATORS.put(SETUP_WIZARD_HAS_RUN, SETUP_WIZARD_HAS_RUN_VALIDATOR);
3267            VALIDATORS.put(ACCELEROMETER_ROTATION, ACCELEROMETER_ROTATION_VALIDATOR);
3268            VALIDATORS.put(USER_ROTATION, USER_ROTATION_VALIDATOR);
3269            VALIDATORS.put(DTMF_TONE_WHEN_DIALING, DTMF_TONE_WHEN_DIALING_VALIDATOR);
3270            VALIDATORS.put(SOUND_EFFECTS_ENABLED, SOUND_EFFECTS_ENABLED_VALIDATOR);
3271            VALIDATORS.put(HAPTIC_FEEDBACK_ENABLED, HAPTIC_FEEDBACK_ENABLED_VALIDATOR);
3272            VALIDATORS.put(SHOW_WEB_SUGGESTIONS, SHOW_WEB_SUGGESTIONS_VALIDATOR);
3273            VALIDATORS.put(WIFI_USE_STATIC_IP, WIFI_USE_STATIC_IP_VALIDATOR);
3274            VALIDATORS.put(END_BUTTON_BEHAVIOR, END_BUTTON_BEHAVIOR_VALIDATOR);
3275            VALIDATORS.put(ADVANCED_SETTINGS, ADVANCED_SETTINGS_VALIDATOR);
3276            VALIDATORS.put(SCREEN_AUTO_BRIGHTNESS_ADJ, SCREEN_AUTO_BRIGHTNESS_ADJ_VALIDATOR);
3277            VALIDATORS.put(VIBRATE_INPUT_DEVICES, VIBRATE_INPUT_DEVICES_VALIDATOR);
3278            VALIDATORS.put(VOLUME_MASTER_MUTE, VOLUME_MASTER_MUTE_VALIDATOR);
3279            VALIDATORS.put(MICROPHONE_MUTE, MICROPHONE_MUTE_VALIDATOR);
3280            VALIDATORS.put(NOTIFICATIONS_USE_RING_VOLUME, NOTIFICATIONS_USE_RING_VOLUME_VALIDATOR);
3281            VALIDATORS.put(VIBRATE_IN_SILENT, VIBRATE_IN_SILENT_VALIDATOR);
3282            VALIDATORS.put(MEDIA_BUTTON_RECEIVER, MEDIA_BUTTON_RECEIVER_VALIDATOR);
3283            VALIDATORS.put(HIDE_ROTATION_LOCK_TOGGLE_FOR_ACCESSIBILITY,
3284                    HIDE_ROTATION_LOCK_TOGGLE_FOR_ACCESSIBILITY_VALIDATOR);
3285            VALIDATORS.put(VIBRATE_WHEN_RINGING, VIBRATE_WHEN_RINGING_VALIDATOR);
3286            VALIDATORS.put(DTMF_TONE_TYPE_WHEN_DIALING, DTMF_TONE_TYPE_WHEN_DIALING_VALIDATOR);
3287            VALIDATORS.put(HEARING_AID, HEARING_AID_VALIDATOR);
3288            VALIDATORS.put(TTY_MODE, TTY_MODE_VALIDATOR);
3289            VALIDATORS.put(NOTIFICATION_LIGHT_PULSE, NOTIFICATION_LIGHT_PULSE_VALIDATOR);
3290            VALIDATORS.put(POINTER_LOCATION, POINTER_LOCATION_VALIDATOR);
3291            VALIDATORS.put(SHOW_TOUCHES, SHOW_TOUCHES_VALIDATOR);
3292            VALIDATORS.put(WINDOW_ORIENTATION_LISTENER_LOG,
3293                    WINDOW_ORIENTATION_LISTENER_LOG_VALIDATOR);
3294            VALIDATORS.put(LOCKSCREEN_SOUNDS_ENABLED, LOCKSCREEN_SOUNDS_ENABLED_VALIDATOR);
3295            VALIDATORS.put(LOCKSCREEN_DISABLED, LOCKSCREEN_DISABLED_VALIDATOR);
3296            VALIDATORS.put(SIP_RECEIVE_CALLS, SIP_RECEIVE_CALLS_VALIDATOR);
3297            VALIDATORS.put(SIP_CALL_OPTIONS, SIP_CALL_OPTIONS_VALIDATOR);
3298            VALIDATORS.put(SIP_ALWAYS, SIP_ALWAYS_VALIDATOR);
3299            VALIDATORS.put(SIP_ADDRESS_ONLY, SIP_ADDRESS_ONLY_VALIDATOR);
3300            VALIDATORS.put(SIP_ASK_ME_EACH_TIME, SIP_ASK_ME_EACH_TIME_VALIDATOR);
3301            VALIDATORS.put(POINTER_SPEED, POINTER_SPEED_VALIDATOR);
3302            VALIDATORS.put(LOCK_TO_APP_ENABLED, LOCK_TO_APP_ENABLED_VALIDATOR);
3303            VALIDATORS.put(EGG_MODE, EGG_MODE_VALIDATOR);
3304            VALIDATORS.put(WIFI_STATIC_IP, WIFI_STATIC_IP_VALIDATOR);
3305            VALIDATORS.put(WIFI_STATIC_GATEWAY, WIFI_STATIC_GATEWAY_VALIDATOR);
3306            VALIDATORS.put(WIFI_STATIC_NETMASK, WIFI_STATIC_NETMASK_VALIDATOR);
3307            VALIDATORS.put(WIFI_STATIC_DNS1, WIFI_STATIC_DNS1_VALIDATOR);
3308            VALIDATORS.put(WIFI_STATIC_DNS2, WIFI_STATIC_DNS2_VALIDATOR);
3309        }
3310
3311        /**
3312         * These entries are considered common between the personal and the managed profile,
3313         * since the managed profile doesn't get to change them.
3314         */
3315        private static final Set<String> CLONE_TO_MANAGED_PROFILE = new ArraySet<>();
3316        static {
3317            CLONE_TO_MANAGED_PROFILE.add(DATE_FORMAT);
3318            CLONE_TO_MANAGED_PROFILE.add(HAPTIC_FEEDBACK_ENABLED);
3319            CLONE_TO_MANAGED_PROFILE.add(SOUND_EFFECTS_ENABLED);
3320            CLONE_TO_MANAGED_PROFILE.add(TEXT_SHOW_PASSWORD);
3321            CLONE_TO_MANAGED_PROFILE.add(TIME_12_24);
3322        }
3323
3324        /** @hide */
3325        public static void getCloneToManagedProfileSettings(Set<String> outKeySet) {
3326            outKeySet.addAll(CLONE_TO_MANAGED_PROFILE);
3327        }
3328
3329        /**
3330         * When to use Wi-Fi calling
3331         *
3332         * @see android.telephony.TelephonyManager.WifiCallingChoices
3333         * @hide
3334         */
3335        public static final String WHEN_TO_MAKE_WIFI_CALLS = "when_to_make_wifi_calls";
3336
3337        // Settings moved to Settings.Secure
3338
3339        /**
3340         * @deprecated Use {@link android.provider.Settings.Global#ADB_ENABLED}
3341         * instead
3342         */
3343        @Deprecated
3344        public static final String ADB_ENABLED = Global.ADB_ENABLED;
3345
3346        /**
3347         * @deprecated Use {@link android.provider.Settings.Secure#ANDROID_ID} instead
3348         */
3349        @Deprecated
3350        public static final String ANDROID_ID = Secure.ANDROID_ID;
3351
3352        /**
3353         * @deprecated Use {@link android.provider.Settings.Global#BLUETOOTH_ON} instead
3354         */
3355        @Deprecated
3356        public static final String BLUETOOTH_ON = Global.BLUETOOTH_ON;
3357
3358        /**
3359         * @deprecated Use {@link android.provider.Settings.Global#DATA_ROAMING} instead
3360         */
3361        @Deprecated
3362        public static final String DATA_ROAMING = Global.DATA_ROAMING;
3363
3364        /**
3365         * @deprecated Use {@link android.provider.Settings.Global#DEVICE_PROVISIONED} instead
3366         */
3367        @Deprecated
3368        public static final String DEVICE_PROVISIONED = Global.DEVICE_PROVISIONED;
3369
3370        /**
3371         * @deprecated Use {@link android.provider.Settings.Global#HTTP_PROXY} instead
3372         */
3373        @Deprecated
3374        public static final String HTTP_PROXY = Global.HTTP_PROXY;
3375
3376        /**
3377         * @deprecated Use {@link android.provider.Settings.Secure#INSTALL_NON_MARKET_APPS} instead
3378         */
3379        @Deprecated
3380        public static final String INSTALL_NON_MARKET_APPS = Secure.INSTALL_NON_MARKET_APPS;
3381
3382        /**
3383         * @deprecated Use {@link android.provider.Settings.Secure#LOCATION_PROVIDERS_ALLOWED}
3384         * instead
3385         */
3386        @Deprecated
3387        public static final String LOCATION_PROVIDERS_ALLOWED = Secure.LOCATION_PROVIDERS_ALLOWED;
3388
3389        /**
3390         * @deprecated Use {@link android.provider.Settings.Secure#LOGGING_ID} instead
3391         */
3392        @Deprecated
3393        public static final String LOGGING_ID = Secure.LOGGING_ID;
3394
3395        /**
3396         * @deprecated Use {@link android.provider.Settings.Global#NETWORK_PREFERENCE} instead
3397         */
3398        @Deprecated
3399        public static final String NETWORK_PREFERENCE = Global.NETWORK_PREFERENCE;
3400
3401        /**
3402         * @deprecated Use {@link android.provider.Settings.Secure#PARENTAL_CONTROL_ENABLED}
3403         * instead
3404         */
3405        @Deprecated
3406        public static final String PARENTAL_CONTROL_ENABLED = Secure.PARENTAL_CONTROL_ENABLED;
3407
3408        /**
3409         * @deprecated Use {@link android.provider.Settings.Secure#PARENTAL_CONTROL_LAST_UPDATE}
3410         * instead
3411         */
3412        @Deprecated
3413        public static final String PARENTAL_CONTROL_LAST_UPDATE = Secure.PARENTAL_CONTROL_LAST_UPDATE;
3414
3415        /**
3416         * @deprecated Use {@link android.provider.Settings.Secure#PARENTAL_CONTROL_REDIRECT_URL}
3417         * instead
3418         */
3419        @Deprecated
3420        public static final String PARENTAL_CONTROL_REDIRECT_URL =
3421            Secure.PARENTAL_CONTROL_REDIRECT_URL;
3422
3423        /**
3424         * @deprecated Use {@link android.provider.Settings.Secure#SETTINGS_CLASSNAME} instead
3425         */
3426        @Deprecated
3427        public static final String SETTINGS_CLASSNAME = Secure.SETTINGS_CLASSNAME;
3428
3429        /**
3430         * @deprecated Use {@link android.provider.Settings.Global#USB_MASS_STORAGE_ENABLED} instead
3431         */
3432        @Deprecated
3433        public static final String USB_MASS_STORAGE_ENABLED = Global.USB_MASS_STORAGE_ENABLED;
3434
3435        /**
3436         * @deprecated Use {@link android.provider.Settings.Global#USE_GOOGLE_MAIL} instead
3437         */
3438        @Deprecated
3439        public static final String USE_GOOGLE_MAIL = Global.USE_GOOGLE_MAIL;
3440
3441       /**
3442         * @deprecated Use
3443         * {@link android.provider.Settings.Global#WIFI_MAX_DHCP_RETRY_COUNT} instead
3444         */
3445        @Deprecated
3446        public static final String WIFI_MAX_DHCP_RETRY_COUNT = Global.WIFI_MAX_DHCP_RETRY_COUNT;
3447
3448        /**
3449         * @deprecated Use
3450         * {@link android.provider.Settings.Global#WIFI_MOBILE_DATA_TRANSITION_WAKELOCK_TIMEOUT_MS} instead
3451         */
3452        @Deprecated
3453        public static final String WIFI_MOBILE_DATA_TRANSITION_WAKELOCK_TIMEOUT_MS =
3454                Global.WIFI_MOBILE_DATA_TRANSITION_WAKELOCK_TIMEOUT_MS;
3455
3456        /**
3457         * @deprecated Use
3458         * {@link android.provider.Settings.Global#WIFI_NETWORKS_AVAILABLE_NOTIFICATION_ON} instead
3459         */
3460        @Deprecated
3461        public static final String WIFI_NETWORKS_AVAILABLE_NOTIFICATION_ON =
3462                Global.WIFI_NETWORKS_AVAILABLE_NOTIFICATION_ON;
3463
3464        /**
3465         * @deprecated Use
3466         * {@link android.provider.Settings.Global#WIFI_NETWORKS_AVAILABLE_REPEAT_DELAY} instead
3467         */
3468        @Deprecated
3469        public static final String WIFI_NETWORKS_AVAILABLE_REPEAT_DELAY =
3470                Global.WIFI_NETWORKS_AVAILABLE_REPEAT_DELAY;
3471
3472        /**
3473         * @deprecated Use {@link android.provider.Settings.Global#WIFI_NUM_OPEN_NETWORKS_KEPT}
3474         * instead
3475         */
3476        @Deprecated
3477        public static final String WIFI_NUM_OPEN_NETWORKS_KEPT = Global.WIFI_NUM_OPEN_NETWORKS_KEPT;
3478
3479        /**
3480         * @deprecated Use {@link android.provider.Settings.Global#WIFI_ON} instead
3481         */
3482        @Deprecated
3483        public static final String WIFI_ON = Global.WIFI_ON;
3484
3485        /**
3486         * @deprecated Use
3487         * {@link android.provider.Settings.Secure#WIFI_WATCHDOG_ACCEPTABLE_PACKET_LOSS_PERCENTAGE}
3488         * instead
3489         */
3490        @Deprecated
3491        public static final String WIFI_WATCHDOG_ACCEPTABLE_PACKET_LOSS_PERCENTAGE =
3492                Secure.WIFI_WATCHDOG_ACCEPTABLE_PACKET_LOSS_PERCENTAGE;
3493
3494        /**
3495         * @deprecated Use {@link android.provider.Settings.Secure#WIFI_WATCHDOG_AP_COUNT} instead
3496         */
3497        @Deprecated
3498        public static final String WIFI_WATCHDOG_AP_COUNT = Secure.WIFI_WATCHDOG_AP_COUNT;
3499
3500        /**
3501         * @deprecated Use
3502         * {@link android.provider.Settings.Secure#WIFI_WATCHDOG_BACKGROUND_CHECK_DELAY_MS} instead
3503         */
3504        @Deprecated
3505        public static final String WIFI_WATCHDOG_BACKGROUND_CHECK_DELAY_MS =
3506                Secure.WIFI_WATCHDOG_BACKGROUND_CHECK_DELAY_MS;
3507
3508        /**
3509         * @deprecated Use
3510         * {@link android.provider.Settings.Secure#WIFI_WATCHDOG_BACKGROUND_CHECK_ENABLED} instead
3511         */
3512        @Deprecated
3513        public static final String WIFI_WATCHDOG_BACKGROUND_CHECK_ENABLED =
3514                Secure.WIFI_WATCHDOG_BACKGROUND_CHECK_ENABLED;
3515
3516        /**
3517         * @deprecated Use
3518         * {@link android.provider.Settings.Secure#WIFI_WATCHDOG_BACKGROUND_CHECK_TIMEOUT_MS}
3519         * instead
3520         */
3521        @Deprecated
3522        public static final String WIFI_WATCHDOG_BACKGROUND_CHECK_TIMEOUT_MS =
3523                Secure.WIFI_WATCHDOG_BACKGROUND_CHECK_TIMEOUT_MS;
3524
3525        /**
3526         * @deprecated Use
3527         * {@link android.provider.Settings.Secure#WIFI_WATCHDOG_INITIAL_IGNORED_PING_COUNT} instead
3528         */
3529        @Deprecated
3530        public static final String WIFI_WATCHDOG_INITIAL_IGNORED_PING_COUNT =
3531            Secure.WIFI_WATCHDOG_INITIAL_IGNORED_PING_COUNT;
3532
3533        /**
3534         * @deprecated Use {@link android.provider.Settings.Secure#WIFI_WATCHDOG_MAX_AP_CHECKS}
3535         * instead
3536         */
3537        @Deprecated
3538        public static final String WIFI_WATCHDOG_MAX_AP_CHECKS = Secure.WIFI_WATCHDOG_MAX_AP_CHECKS;
3539
3540        /**
3541         * @deprecated Use {@link android.provider.Settings.Global#WIFI_WATCHDOG_ON} instead
3542         */
3543        @Deprecated
3544        public static final String WIFI_WATCHDOG_ON = Global.WIFI_WATCHDOG_ON;
3545
3546        /**
3547         * @deprecated Use {@link android.provider.Settings.Secure#WIFI_WATCHDOG_PING_COUNT} instead
3548         */
3549        @Deprecated
3550        public static final String WIFI_WATCHDOG_PING_COUNT = Secure.WIFI_WATCHDOG_PING_COUNT;
3551
3552        /**
3553         * @deprecated Use {@link android.provider.Settings.Secure#WIFI_WATCHDOG_PING_DELAY_MS}
3554         * instead
3555         */
3556        @Deprecated
3557        public static final String WIFI_WATCHDOG_PING_DELAY_MS = Secure.WIFI_WATCHDOG_PING_DELAY_MS;
3558
3559        /**
3560         * @deprecated Use {@link android.provider.Settings.Secure#WIFI_WATCHDOG_PING_TIMEOUT_MS}
3561         * instead
3562         */
3563        @Deprecated
3564        public static final String WIFI_WATCHDOG_PING_TIMEOUT_MS =
3565            Secure.WIFI_WATCHDOG_PING_TIMEOUT_MS;
3566    }
3567
3568    /**
3569     * Secure system settings, containing system preferences that applications
3570     * can read but are not allowed to write.  These are for preferences that
3571     * the user must explicitly modify through the system UI or specialized
3572     * APIs for those values, not modified directly by applications.
3573     */
3574    public static final class Secure extends NameValueTable {
3575        public static final String SYS_PROP_SETTING_VERSION = "sys.settings_secure_version";
3576
3577        /**
3578         * The content:// style URL for this table
3579         */
3580        public static final Uri CONTENT_URI =
3581            Uri.parse("content://" + AUTHORITY + "/secure");
3582
3583        // Populated lazily, guarded by class object:
3584        private static final NameValueCache sNameValueCache = new NameValueCache(
3585                SYS_PROP_SETTING_VERSION,
3586                CONTENT_URI,
3587                CALL_METHOD_GET_SECURE,
3588                CALL_METHOD_PUT_SECURE);
3589
3590        private static ILockSettings sLockSettings = null;
3591
3592        private static boolean sIsSystemProcess;
3593        private static final HashSet<String> MOVED_TO_LOCK_SETTINGS;
3594        private static final HashSet<String> MOVED_TO_GLOBAL;
3595        static {
3596            MOVED_TO_LOCK_SETTINGS = new HashSet<String>(3);
3597            MOVED_TO_LOCK_SETTINGS.add(Secure.LOCK_PATTERN_ENABLED);
3598            MOVED_TO_LOCK_SETTINGS.add(Secure.LOCK_PATTERN_VISIBLE);
3599            MOVED_TO_LOCK_SETTINGS.add(Secure.LOCK_PATTERN_TACTILE_FEEDBACK_ENABLED);
3600
3601            MOVED_TO_GLOBAL = new HashSet<String>();
3602            MOVED_TO_GLOBAL.add(Settings.Global.ADB_ENABLED);
3603            MOVED_TO_GLOBAL.add(Settings.Global.ASSISTED_GPS_ENABLED);
3604            MOVED_TO_GLOBAL.add(Settings.Global.BLUETOOTH_ON);
3605            MOVED_TO_GLOBAL.add(Settings.Global.BUGREPORT_IN_POWER_MENU);
3606            MOVED_TO_GLOBAL.add(Settings.Global.CDMA_CELL_BROADCAST_SMS);
3607            MOVED_TO_GLOBAL.add(Settings.Global.CDMA_ROAMING_MODE);
3608            MOVED_TO_GLOBAL.add(Settings.Global.CDMA_SUBSCRIPTION_MODE);
3609            MOVED_TO_GLOBAL.add(Settings.Global.DATA_ACTIVITY_TIMEOUT_MOBILE);
3610            MOVED_TO_GLOBAL.add(Settings.Global.DATA_ACTIVITY_TIMEOUT_WIFI);
3611            MOVED_TO_GLOBAL.add(Settings.Global.DATA_ROAMING);
3612            MOVED_TO_GLOBAL.add(Settings.Global.DEVELOPMENT_SETTINGS_ENABLED);
3613            MOVED_TO_GLOBAL.add(Settings.Global.DEVICE_PROVISIONED);
3614            MOVED_TO_GLOBAL.add(Settings.Global.DISPLAY_DENSITY_FORCED);
3615            MOVED_TO_GLOBAL.add(Settings.Global.DISPLAY_SIZE_FORCED);
3616            MOVED_TO_GLOBAL.add(Settings.Global.DOWNLOAD_MAX_BYTES_OVER_MOBILE);
3617            MOVED_TO_GLOBAL.add(Settings.Global.DOWNLOAD_RECOMMENDED_MAX_BYTES_OVER_MOBILE);
3618            MOVED_TO_GLOBAL.add(Settings.Global.MOBILE_DATA);
3619            MOVED_TO_GLOBAL.add(Settings.Global.NETSTATS_DEV_BUCKET_DURATION);
3620            MOVED_TO_GLOBAL.add(Settings.Global.NETSTATS_DEV_DELETE_AGE);
3621            MOVED_TO_GLOBAL.add(Settings.Global.NETSTATS_DEV_PERSIST_BYTES);
3622            MOVED_TO_GLOBAL.add(Settings.Global.NETSTATS_DEV_ROTATE_AGE);
3623            MOVED_TO_GLOBAL.add(Settings.Global.NETSTATS_ENABLED);
3624            MOVED_TO_GLOBAL.add(Settings.Global.NETSTATS_GLOBAL_ALERT_BYTES);
3625            MOVED_TO_GLOBAL.add(Settings.Global.NETSTATS_POLL_INTERVAL);
3626            MOVED_TO_GLOBAL.add(Settings.Global.NETSTATS_SAMPLE_ENABLED);
3627            MOVED_TO_GLOBAL.add(Settings.Global.NETSTATS_TIME_CACHE_MAX_AGE);
3628            MOVED_TO_GLOBAL.add(Settings.Global.NETSTATS_UID_BUCKET_DURATION);
3629            MOVED_TO_GLOBAL.add(Settings.Global.NETSTATS_UID_DELETE_AGE);
3630            MOVED_TO_GLOBAL.add(Settings.Global.NETSTATS_UID_PERSIST_BYTES);
3631            MOVED_TO_GLOBAL.add(Settings.Global.NETSTATS_UID_ROTATE_AGE);
3632            MOVED_TO_GLOBAL.add(Settings.Global.NETSTATS_UID_TAG_BUCKET_DURATION);
3633            MOVED_TO_GLOBAL.add(Settings.Global.NETSTATS_UID_TAG_DELETE_AGE);
3634            MOVED_TO_GLOBAL.add(Settings.Global.NETSTATS_UID_TAG_PERSIST_BYTES);
3635            MOVED_TO_GLOBAL.add(Settings.Global.NETSTATS_UID_TAG_ROTATE_AGE);
3636            MOVED_TO_GLOBAL.add(Settings.Global.NETWORK_PREFERENCE);
3637            MOVED_TO_GLOBAL.add(Settings.Global.NITZ_UPDATE_DIFF);
3638            MOVED_TO_GLOBAL.add(Settings.Global.NITZ_UPDATE_SPACING);
3639            MOVED_TO_GLOBAL.add(Settings.Global.NTP_SERVER);
3640            MOVED_TO_GLOBAL.add(Settings.Global.NTP_TIMEOUT);
3641            MOVED_TO_GLOBAL.add(Settings.Global.PDP_WATCHDOG_ERROR_POLL_COUNT);
3642            MOVED_TO_GLOBAL.add(Settings.Global.PDP_WATCHDOG_LONG_POLL_INTERVAL_MS);
3643            MOVED_TO_GLOBAL.add(Settings.Global.PDP_WATCHDOG_MAX_PDP_RESET_FAIL_COUNT);
3644            MOVED_TO_GLOBAL.add(Settings.Global.PDP_WATCHDOG_POLL_INTERVAL_MS);
3645            MOVED_TO_GLOBAL.add(Settings.Global.PDP_WATCHDOG_TRIGGER_PACKET_COUNT);
3646            MOVED_TO_GLOBAL.add(Settings.Global.SAMPLING_PROFILER_MS);
3647            MOVED_TO_GLOBAL.add(Settings.Global.SETUP_PREPAID_DATA_SERVICE_URL);
3648            MOVED_TO_GLOBAL.add(Settings.Global.SETUP_PREPAID_DETECTION_REDIR_HOST);
3649            MOVED_TO_GLOBAL.add(Settings.Global.SETUP_PREPAID_DETECTION_TARGET_URL);
3650            MOVED_TO_GLOBAL.add(Settings.Global.TETHER_DUN_APN);
3651            MOVED_TO_GLOBAL.add(Settings.Global.TETHER_DUN_REQUIRED);
3652            MOVED_TO_GLOBAL.add(Settings.Global.TETHER_SUPPORTED);
3653            MOVED_TO_GLOBAL.add(Settings.Global.USB_MASS_STORAGE_ENABLED);
3654            MOVED_TO_GLOBAL.add(Settings.Global.USE_GOOGLE_MAIL);
3655            MOVED_TO_GLOBAL.add(Settings.Global.WIFI_COUNTRY_CODE);
3656            MOVED_TO_GLOBAL.add(Settings.Global.WIFI_FRAMEWORK_SCAN_INTERVAL_MS);
3657            MOVED_TO_GLOBAL.add(Settings.Global.WIFI_FREQUENCY_BAND);
3658            MOVED_TO_GLOBAL.add(Settings.Global.WIFI_IDLE_MS);
3659            MOVED_TO_GLOBAL.add(Settings.Global.WIFI_MAX_DHCP_RETRY_COUNT);
3660            MOVED_TO_GLOBAL.add(Settings.Global.WIFI_MOBILE_DATA_TRANSITION_WAKELOCK_TIMEOUT_MS);
3661            MOVED_TO_GLOBAL.add(Settings.Global.WIFI_NETWORKS_AVAILABLE_NOTIFICATION_ON);
3662            MOVED_TO_GLOBAL.add(Settings.Global.WIFI_NETWORKS_AVAILABLE_REPEAT_DELAY);
3663            MOVED_TO_GLOBAL.add(Settings.Global.WIFI_NUM_OPEN_NETWORKS_KEPT);
3664            MOVED_TO_GLOBAL.add(Settings.Global.WIFI_ON);
3665            MOVED_TO_GLOBAL.add(Settings.Global.WIFI_P2P_DEVICE_NAME);
3666            MOVED_TO_GLOBAL.add(Settings.Global.WIFI_SAVED_STATE);
3667            MOVED_TO_GLOBAL.add(Settings.Global.WIFI_SUPPLICANT_SCAN_INTERVAL_MS);
3668            MOVED_TO_GLOBAL.add(Settings.Global.WIFI_SUSPEND_OPTIMIZATIONS_ENABLED);
3669            MOVED_TO_GLOBAL.add(Settings.Global.WIFI_ENHANCED_AUTO_JOIN);
3670            MOVED_TO_GLOBAL.add(Settings.Global.WIFI_NETWORK_SHOW_RSSI);
3671            MOVED_TO_GLOBAL.add(Settings.Global.WIFI_WATCHDOG_ON);
3672            MOVED_TO_GLOBAL.add(Settings.Global.WIFI_WATCHDOG_POOR_NETWORK_TEST_ENABLED);
3673            MOVED_TO_GLOBAL.add(Settings.Global.WIMAX_NETWORKS_AVAILABLE_NOTIFICATION_ON);
3674            MOVED_TO_GLOBAL.add(Settings.Global.PACKAGE_VERIFIER_ENABLE);
3675            MOVED_TO_GLOBAL.add(Settings.Global.PACKAGE_VERIFIER_TIMEOUT);
3676            MOVED_TO_GLOBAL.add(Settings.Global.PACKAGE_VERIFIER_DEFAULT_RESPONSE);
3677            MOVED_TO_GLOBAL.add(Settings.Global.DATA_STALL_ALARM_NON_AGGRESSIVE_DELAY_IN_MS);
3678            MOVED_TO_GLOBAL.add(Settings.Global.DATA_STALL_ALARM_AGGRESSIVE_DELAY_IN_MS);
3679            MOVED_TO_GLOBAL.add(Settings.Global.GPRS_REGISTER_CHECK_PERIOD_MS);
3680            MOVED_TO_GLOBAL.add(Settings.Global.WTF_IS_FATAL);
3681            MOVED_TO_GLOBAL.add(Settings.Global.BATTERY_DISCHARGE_DURATION_THRESHOLD);
3682            MOVED_TO_GLOBAL.add(Settings.Global.BATTERY_DISCHARGE_THRESHOLD);
3683            MOVED_TO_GLOBAL.add(Settings.Global.SEND_ACTION_APP_ERROR);
3684            MOVED_TO_GLOBAL.add(Settings.Global.DROPBOX_AGE_SECONDS);
3685            MOVED_TO_GLOBAL.add(Settings.Global.DROPBOX_MAX_FILES);
3686            MOVED_TO_GLOBAL.add(Settings.Global.DROPBOX_QUOTA_KB);
3687            MOVED_TO_GLOBAL.add(Settings.Global.DROPBOX_QUOTA_PERCENT);
3688            MOVED_TO_GLOBAL.add(Settings.Global.DROPBOX_RESERVE_PERCENT);
3689            MOVED_TO_GLOBAL.add(Settings.Global.DROPBOX_TAG_PREFIX);
3690            MOVED_TO_GLOBAL.add(Settings.Global.ERROR_LOGCAT_PREFIX);
3691            MOVED_TO_GLOBAL.add(Settings.Global.SYS_FREE_STORAGE_LOG_INTERVAL);
3692            MOVED_TO_GLOBAL.add(Settings.Global.DISK_FREE_CHANGE_REPORTING_THRESHOLD);
3693            MOVED_TO_GLOBAL.add(Settings.Global.SYS_STORAGE_THRESHOLD_PERCENTAGE);
3694            MOVED_TO_GLOBAL.add(Settings.Global.SYS_STORAGE_THRESHOLD_MAX_BYTES);
3695            MOVED_TO_GLOBAL.add(Settings.Global.SYS_STORAGE_FULL_THRESHOLD_BYTES);
3696            MOVED_TO_GLOBAL.add(Settings.Global.SYNC_MAX_RETRY_DELAY_IN_SECONDS);
3697            MOVED_TO_GLOBAL.add(Settings.Global.CONNECTIVITY_CHANGE_DELAY);
3698            MOVED_TO_GLOBAL.add(Settings.Global.CAPTIVE_PORTAL_DETECTION_ENABLED);
3699            MOVED_TO_GLOBAL.add(Settings.Global.CAPTIVE_PORTAL_SERVER);
3700            MOVED_TO_GLOBAL.add(Settings.Global.NSD_ON);
3701            MOVED_TO_GLOBAL.add(Settings.Global.SET_INSTALL_LOCATION);
3702            MOVED_TO_GLOBAL.add(Settings.Global.DEFAULT_INSTALL_LOCATION);
3703            MOVED_TO_GLOBAL.add(Settings.Global.INET_CONDITION_DEBOUNCE_UP_DELAY);
3704            MOVED_TO_GLOBAL.add(Settings.Global.INET_CONDITION_DEBOUNCE_DOWN_DELAY);
3705            MOVED_TO_GLOBAL.add(Settings.Global.READ_EXTERNAL_STORAGE_ENFORCED_DEFAULT);
3706            MOVED_TO_GLOBAL.add(Settings.Global.HTTP_PROXY);
3707            MOVED_TO_GLOBAL.add(Settings.Global.GLOBAL_HTTP_PROXY_HOST);
3708            MOVED_TO_GLOBAL.add(Settings.Global.GLOBAL_HTTP_PROXY_PORT);
3709            MOVED_TO_GLOBAL.add(Settings.Global.GLOBAL_HTTP_PROXY_EXCLUSION_LIST);
3710            MOVED_TO_GLOBAL.add(Settings.Global.SET_GLOBAL_HTTP_PROXY);
3711            MOVED_TO_GLOBAL.add(Settings.Global.DEFAULT_DNS_SERVER);
3712            MOVED_TO_GLOBAL.add(Settings.Global.PREFERRED_NETWORK_MODE);
3713            MOVED_TO_GLOBAL.add(Settings.Global.WEBVIEW_DATA_REDUCTION_PROXY_KEY);
3714        }
3715
3716        /** @hide */
3717        public static void getMovedToGlobalSettings(Set<String> outKeySet) {
3718            outKeySet.addAll(MOVED_TO_GLOBAL);
3719        }
3720
3721        /**
3722         * Look up a name in the database.
3723         * @param resolver to access the database with
3724         * @param name to look up in the table
3725         * @return the corresponding value, or null if not present
3726         */
3727        public static String getString(ContentResolver resolver, String name) {
3728            return getStringForUser(resolver, name, UserHandle.myUserId());
3729        }
3730
3731        /** @hide */
3732        public static String getStringForUser(ContentResolver resolver, String name,
3733                int userHandle) {
3734            if (MOVED_TO_GLOBAL.contains(name)) {
3735                Log.w(TAG, "Setting " + name + " has moved from android.provider.Settings.Secure"
3736                        + " to android.provider.Settings.Global.");
3737                return Global.getStringForUser(resolver, name, userHandle);
3738            }
3739
3740            if (MOVED_TO_LOCK_SETTINGS.contains(name)) {
3741                synchronized (Secure.class) {
3742                    if (sLockSettings == null) {
3743                        sLockSettings = ILockSettings.Stub.asInterface(
3744                                (IBinder) ServiceManager.getService("lock_settings"));
3745                        sIsSystemProcess = Process.myUid() == Process.SYSTEM_UID;
3746                    }
3747                }
3748                if (sLockSettings != null && !sIsSystemProcess) {
3749                    try {
3750                        return sLockSettings.getString(name, "0", userHandle);
3751                    } catch (RemoteException re) {
3752                        // Fall through
3753                    }
3754                }
3755            }
3756
3757            return sNameValueCache.getStringForUser(resolver, name, userHandle);
3758        }
3759
3760        /**
3761         * Store a name/value pair into the database.
3762         * @param resolver to access the database with
3763         * @param name to store
3764         * @param value to associate with the name
3765         * @return true if the value was set, false on database errors
3766         */
3767        public static boolean putString(ContentResolver resolver, String name, String value) {
3768            return putStringForUser(resolver, name, value, UserHandle.myUserId());
3769        }
3770
3771        /** @hide */
3772        public static boolean putStringForUser(ContentResolver resolver, String name, String value,
3773                int userHandle) {
3774            if (LOCATION_MODE.equals(name)) {
3775                // HACK ALERT: temporary hack to work around b/10491283.
3776                // TODO: once b/10491283 fixed, remove this hack
3777                return setLocationModeForUser(resolver, Integer.parseInt(value), userHandle);
3778            }
3779            if (MOVED_TO_GLOBAL.contains(name)) {
3780                Log.w(TAG, "Setting " + name + " has moved from android.provider.Settings.System"
3781                        + " to android.provider.Settings.Global");
3782                return Global.putStringForUser(resolver, name, value, userHandle);
3783            }
3784            return sNameValueCache.putStringForUser(resolver, name, value, userHandle);
3785        }
3786
3787        /**
3788         * Construct the content URI for a particular name/value pair,
3789         * useful for monitoring changes with a ContentObserver.
3790         * @param name to look up in the table
3791         * @return the corresponding content URI, or null if not present
3792         */
3793        public static Uri getUriFor(String name) {
3794            if (MOVED_TO_GLOBAL.contains(name)) {
3795                Log.w(TAG, "Setting " + name + " has moved from android.provider.Settings.Secure"
3796                        + " to android.provider.Settings.Global, returning global URI.");
3797                return Global.getUriFor(Global.CONTENT_URI, name);
3798            }
3799            return getUriFor(CONTENT_URI, name);
3800        }
3801
3802        /**
3803         * Convenience function for retrieving a single secure settings value
3804         * as an integer.  Note that internally setting values are always
3805         * stored as strings; this function converts the string to an integer
3806         * for you.  The default value will be returned if the setting is
3807         * not defined or not an integer.
3808         *
3809         * @param cr The ContentResolver to access.
3810         * @param name The name of the setting to retrieve.
3811         * @param def Value to return if the setting is not defined.
3812         *
3813         * @return The setting's current value, or 'def' if it is not defined
3814         * or not a valid integer.
3815         */
3816        public static int getInt(ContentResolver cr, String name, int def) {
3817            return getIntForUser(cr, name, def, UserHandle.myUserId());
3818        }
3819
3820        /** @hide */
3821        public static int getIntForUser(ContentResolver cr, String name, int def, int userHandle) {
3822            if (LOCATION_MODE.equals(name)) {
3823                // HACK ALERT: temporary hack to work around b/10491283.
3824                // TODO: once b/10491283 fixed, remove this hack
3825                return getLocationModeForUser(cr, userHandle);
3826            }
3827            String v = getStringForUser(cr, name, userHandle);
3828            try {
3829                return v != null ? Integer.parseInt(v) : def;
3830            } catch (NumberFormatException e) {
3831                return def;
3832            }
3833        }
3834
3835        /**
3836         * Convenience function for retrieving a single secure settings value
3837         * as an integer.  Note that internally setting values are always
3838         * stored as strings; this function converts the string to an integer
3839         * for you.
3840         * <p>
3841         * This version does not take a default value.  If the setting has not
3842         * been set, or the string value is not a number,
3843         * it throws {@link SettingNotFoundException}.
3844         *
3845         * @param cr The ContentResolver to access.
3846         * @param name The name of the setting to retrieve.
3847         *
3848         * @throws SettingNotFoundException Thrown if a setting by the given
3849         * name can't be found or the setting value is not an integer.
3850         *
3851         * @return The setting's current value.
3852         */
3853        public static int getInt(ContentResolver cr, String name)
3854                throws SettingNotFoundException {
3855            return getIntForUser(cr, name, UserHandle.myUserId());
3856        }
3857
3858        /** @hide */
3859        public static int getIntForUser(ContentResolver cr, String name, int userHandle)
3860                throws SettingNotFoundException {
3861            if (LOCATION_MODE.equals(name)) {
3862                // HACK ALERT: temporary hack to work around b/10491283.
3863                // TODO: once b/10491283 fixed, remove this hack
3864                return getLocationModeForUser(cr, userHandle);
3865            }
3866            String v = getStringForUser(cr, name, userHandle);
3867            try {
3868                return Integer.parseInt(v);
3869            } catch (NumberFormatException e) {
3870                throw new SettingNotFoundException(name);
3871            }
3872        }
3873
3874        /**
3875         * Convenience function for updating a single settings value as an
3876         * integer. This will either create a new entry in the table if the
3877         * given name does not exist, or modify the value of the existing row
3878         * with that name.  Note that internally setting values are always
3879         * stored as strings, so this function converts the given value to a
3880         * string before storing it.
3881         *
3882         * @param cr The ContentResolver to access.
3883         * @param name The name of the setting to modify.
3884         * @param value The new value for the setting.
3885         * @return true if the value was set, false on database errors
3886         */
3887        public static boolean putInt(ContentResolver cr, String name, int value) {
3888            return putIntForUser(cr, name, value, UserHandle.myUserId());
3889        }
3890
3891        /** @hide */
3892        public static boolean putIntForUser(ContentResolver cr, String name, int value,
3893                int userHandle) {
3894            return putStringForUser(cr, name, Integer.toString(value), userHandle);
3895        }
3896
3897        /**
3898         * Convenience function for retrieving a single secure settings value
3899         * as a {@code long}.  Note that internally setting values are always
3900         * stored as strings; this function converts the string to a {@code long}
3901         * for you.  The default value will be returned if the setting is
3902         * not defined or not a {@code long}.
3903         *
3904         * @param cr The ContentResolver to access.
3905         * @param name The name of the setting to retrieve.
3906         * @param def Value to return if the setting is not defined.
3907         *
3908         * @return The setting's current value, or 'def' if it is not defined
3909         * or not a valid {@code long}.
3910         */
3911        public static long getLong(ContentResolver cr, String name, long def) {
3912            return getLongForUser(cr, name, def, UserHandle.myUserId());
3913        }
3914
3915        /** @hide */
3916        public static long getLongForUser(ContentResolver cr, String name, long def,
3917                int userHandle) {
3918            String valString = getStringForUser(cr, name, userHandle);
3919            long value;
3920            try {
3921                value = valString != null ? Long.parseLong(valString) : def;
3922            } catch (NumberFormatException e) {
3923                value = def;
3924            }
3925            return value;
3926        }
3927
3928        /**
3929         * Convenience function for retrieving a single secure settings value
3930         * as a {@code long}.  Note that internally setting values are always
3931         * stored as strings; this function converts the string to a {@code long}
3932         * for you.
3933         * <p>
3934         * This version does not take a default value.  If the setting has not
3935         * been set, or the string value is not a number,
3936         * it throws {@link SettingNotFoundException}.
3937         *
3938         * @param cr The ContentResolver to access.
3939         * @param name The name of the setting to retrieve.
3940         *
3941         * @return The setting's current value.
3942         * @throws SettingNotFoundException Thrown if a setting by the given
3943         * name can't be found or the setting value is not an integer.
3944         */
3945        public static long getLong(ContentResolver cr, String name)
3946                throws SettingNotFoundException {
3947            return getLongForUser(cr, name, UserHandle.myUserId());
3948        }
3949
3950        /** @hide */
3951        public static long getLongForUser(ContentResolver cr, String name, int userHandle)
3952                throws SettingNotFoundException {
3953            String valString = getStringForUser(cr, name, userHandle);
3954            try {
3955                return Long.parseLong(valString);
3956            } catch (NumberFormatException e) {
3957                throw new SettingNotFoundException(name);
3958            }
3959        }
3960
3961        /**
3962         * Convenience function for updating a secure settings value as a long
3963         * integer. This will either create a new entry in the table if the
3964         * given name does not exist, or modify the value of the existing row
3965         * with that name.  Note that internally setting values are always
3966         * stored as strings, so this function converts the given value to a
3967         * string before storing it.
3968         *
3969         * @param cr The ContentResolver to access.
3970         * @param name The name of the setting to modify.
3971         * @param value The new value for the setting.
3972         * @return true if the value was set, false on database errors
3973         */
3974        public static boolean putLong(ContentResolver cr, String name, long value) {
3975            return putLongForUser(cr, name, value, UserHandle.myUserId());
3976        }
3977
3978        /** @hide */
3979        public static boolean putLongForUser(ContentResolver cr, String name, long value,
3980                int userHandle) {
3981            return putStringForUser(cr, name, Long.toString(value), userHandle);
3982        }
3983
3984        /**
3985         * Convenience function for retrieving a single secure settings value
3986         * as a floating point number.  Note that internally setting values are
3987         * always stored as strings; this function converts the string to an
3988         * float for you. The default value will be returned if the setting
3989         * is not defined or not a valid float.
3990         *
3991         * @param cr The ContentResolver to access.
3992         * @param name The name of the setting to retrieve.
3993         * @param def Value to return if the setting is not defined.
3994         *
3995         * @return The setting's current value, or 'def' if it is not defined
3996         * or not a valid float.
3997         */
3998        public static float getFloat(ContentResolver cr, String name, float def) {
3999            return getFloatForUser(cr, name, def, UserHandle.myUserId());
4000        }
4001
4002        /** @hide */
4003        public static float getFloatForUser(ContentResolver cr, String name, float def,
4004                int userHandle) {
4005            String v = getStringForUser(cr, name, userHandle);
4006            try {
4007                return v != null ? Float.parseFloat(v) : def;
4008            } catch (NumberFormatException e) {
4009                return def;
4010            }
4011        }
4012
4013        /**
4014         * Convenience function for retrieving a single secure settings value
4015         * as a float.  Note that internally setting values are always
4016         * stored as strings; this function converts the string to a float
4017         * for you.
4018         * <p>
4019         * This version does not take a default value.  If the setting has not
4020         * been set, or the string value is not a number,
4021         * it throws {@link SettingNotFoundException}.
4022         *
4023         * @param cr The ContentResolver to access.
4024         * @param name The name of the setting to retrieve.
4025         *
4026         * @throws SettingNotFoundException Thrown if a setting by the given
4027         * name can't be found or the setting value is not a float.
4028         *
4029         * @return The setting's current value.
4030         */
4031        public static float getFloat(ContentResolver cr, String name)
4032                throws SettingNotFoundException {
4033            return getFloatForUser(cr, name, UserHandle.myUserId());
4034        }
4035
4036        /** @hide */
4037        public static float getFloatForUser(ContentResolver cr, String name, int userHandle)
4038                throws SettingNotFoundException {
4039            String v = getStringForUser(cr, name, userHandle);
4040            if (v == null) {
4041                throw new SettingNotFoundException(name);
4042            }
4043            try {
4044                return Float.parseFloat(v);
4045            } catch (NumberFormatException e) {
4046                throw new SettingNotFoundException(name);
4047            }
4048        }
4049
4050        /**
4051         * Convenience function for updating a single settings value as a
4052         * floating point number. This will either create a new entry in the
4053         * table if the given name does not exist, or modify the value of the
4054         * existing row with that name.  Note that internally setting values
4055         * are always stored as strings, so this function converts the given
4056         * value to a string before storing it.
4057         *
4058         * @param cr The ContentResolver to access.
4059         * @param name The name of the setting to modify.
4060         * @param value The new value for the setting.
4061         * @return true if the value was set, false on database errors
4062         */
4063        public static boolean putFloat(ContentResolver cr, String name, float value) {
4064            return putFloatForUser(cr, name, value, UserHandle.myUserId());
4065        }
4066
4067        /** @hide */
4068        public static boolean putFloatForUser(ContentResolver cr, String name, float value,
4069                int userHandle) {
4070            return putStringForUser(cr, name, Float.toString(value), userHandle);
4071        }
4072
4073        /**
4074         * @deprecated Use {@link android.provider.Settings.Global#DEVELOPMENT_SETTINGS_ENABLED}
4075         * instead
4076         */
4077        @Deprecated
4078        public static final String DEVELOPMENT_SETTINGS_ENABLED =
4079                Global.DEVELOPMENT_SETTINGS_ENABLED;
4080
4081        /**
4082         * When the user has enable the option to have a "bug report" command
4083         * in the power menu.
4084         * @deprecated Use {@link android.provider.Settings.Global#BUGREPORT_IN_POWER_MENU} instead
4085         * @hide
4086         */
4087        @Deprecated
4088        public static final String BUGREPORT_IN_POWER_MENU = "bugreport_in_power_menu";
4089
4090        /**
4091         * @deprecated Use {@link android.provider.Settings.Global#ADB_ENABLED} instead
4092         */
4093        @Deprecated
4094        public static final String ADB_ENABLED = Global.ADB_ENABLED;
4095
4096        /**
4097         * Setting to allow mock locations and location provider status to be injected into the
4098         * LocationManager service for testing purposes during application development.  These
4099         * locations and status values  override actual location and status information generated
4100         * by network, gps, or other location providers.
4101         */
4102        public static final String ALLOW_MOCK_LOCATION = "mock_location";
4103
4104        /**
4105         * A 64-bit number (as a hex string) that is randomly
4106         * generated when the user first sets up the device and should remain
4107         * constant for the lifetime of the user's device. The value may
4108         * change if a factory reset is performed on the device.
4109         * <p class="note"><strong>Note:</strong> When a device has <a
4110         * href="{@docRoot}about/versions/android-4.2.html#MultipleUsers">multiple users</a>
4111         * (available on certain devices running Android 4.2 or higher), each user appears as a
4112         * completely separate device, so the {@code ANDROID_ID} value is unique to each
4113         * user.</p>
4114         */
4115        public static final String ANDROID_ID = "android_id";
4116
4117        /**
4118         * @deprecated Use {@link android.provider.Settings.Global#BLUETOOTH_ON} instead
4119         */
4120        @Deprecated
4121        public static final String BLUETOOTH_ON = Global.BLUETOOTH_ON;
4122
4123        /**
4124         * @deprecated Use {@link android.provider.Settings.Global#DATA_ROAMING} instead
4125         */
4126        @Deprecated
4127        public static final String DATA_ROAMING = Global.DATA_ROAMING;
4128
4129        /**
4130         * Setting to record the input method used by default, holding the ID
4131         * of the desired method.
4132         */
4133        public static final String DEFAULT_INPUT_METHOD = "default_input_method";
4134
4135        /**
4136         * Setting to record the input method subtype used by default, holding the ID
4137         * of the desired method.
4138         */
4139        public static final String SELECTED_INPUT_METHOD_SUBTYPE =
4140                "selected_input_method_subtype";
4141
4142        /**
4143         * Setting to record the history of input method subtype, holding the pair of ID of IME
4144         * and its last used subtype.
4145         * @hide
4146         */
4147        public static final String INPUT_METHODS_SUBTYPE_HISTORY =
4148                "input_methods_subtype_history";
4149
4150        /**
4151         * Setting to record the visibility of input method selector
4152         */
4153        public static final String INPUT_METHOD_SELECTOR_VISIBILITY =
4154                "input_method_selector_visibility";
4155
4156        /**
4157         * The currently selected voice interaction service flattened ComponentName.
4158         * @hide
4159         */
4160        public static final String VOICE_INTERACTION_SERVICE = "voice_interaction_service";
4161
4162        /**
4163         * bluetooth HCI snoop log configuration
4164         * @hide
4165         */
4166        public static final String BLUETOOTH_HCI_LOG =
4167                "bluetooth_hci_log";
4168
4169        /**
4170         * @deprecated Use {@link android.provider.Settings.Global#DEVICE_PROVISIONED} instead
4171         */
4172        @Deprecated
4173        public static final String DEVICE_PROVISIONED = Global.DEVICE_PROVISIONED;
4174
4175        /**
4176         * Whether the current user has been set up via setup wizard (0 = false, 1 = true)
4177         * @hide
4178         */
4179        public static final String USER_SETUP_COMPLETE = "user_setup_complete";
4180
4181        /**
4182         * List of input methods that are currently enabled.  This is a string
4183         * containing the IDs of all enabled input methods, each ID separated
4184         * by ':'.
4185         */
4186        public static final String ENABLED_INPUT_METHODS = "enabled_input_methods";
4187
4188        /**
4189         * List of system input methods that are currently disabled.  This is a string
4190         * containing the IDs of all disabled input methods, each ID separated
4191         * by ':'.
4192         * @hide
4193         */
4194        public static final String DISABLED_SYSTEM_INPUT_METHODS = "disabled_system_input_methods";
4195
4196        /**
4197         * Whether to show the IME when a hard keyboard is connected. This is a boolean that
4198         * determines if the IME should be shown when a hard keyboard is attached.
4199         * @hide
4200         */
4201        public static final String SHOW_IME_WITH_HARD_KEYBOARD = "show_ime_with_hard_keyboard";
4202
4203        /**
4204         * Host name and port for global http proxy. Uses ':' seperator for
4205         * between host and port.
4206         *
4207         * @deprecated Use {@link Global#HTTP_PROXY}
4208         */
4209        @Deprecated
4210        public static final String HTTP_PROXY = Global.HTTP_PROXY;
4211
4212        /**
4213         * Whether applications can be installed for this user via the system's
4214         * {@link Intent#ACTION_INSTALL_PACKAGE} mechanism.
4215         *
4216         * <p>1 = permit app installation via the system package installer intent
4217         * <p>0 = do not allow use of the package installer
4218         */
4219        public static final String INSTALL_NON_MARKET_APPS = "install_non_market_apps";
4220
4221        /**
4222         * Comma-separated list of location providers that activities may access. Do not rely on
4223         * this value being present in settings.db or on ContentObserver notifications on the
4224         * corresponding Uri.
4225         *
4226         * @deprecated use {@link #LOCATION_MODE} and
4227         * {@link LocationManager#MODE_CHANGED_ACTION} (or
4228         * {@link LocationManager#PROVIDERS_CHANGED_ACTION})
4229         */
4230        @Deprecated
4231        public static final String LOCATION_PROVIDERS_ALLOWED = "location_providers_allowed";
4232
4233        /**
4234         * The degree of location access enabled by the user.
4235         * <p>
4236         * When used with {@link #putInt(ContentResolver, String, int)}, must be one of {@link
4237         * #LOCATION_MODE_HIGH_ACCURACY}, {@link #LOCATION_MODE_SENSORS_ONLY}, {@link
4238         * #LOCATION_MODE_BATTERY_SAVING}, or {@link #LOCATION_MODE_OFF}. When used with {@link
4239         * #getInt(ContentResolver, String)}, the caller must gracefully handle additional location
4240         * modes that might be added in the future.
4241         * <p>
4242         * Note: do not rely on this value being present in settings.db or on ContentObserver
4243         * notifications for the corresponding Uri. Use {@link LocationManager#MODE_CHANGED_ACTION}
4244         * to receive changes in this value.
4245         */
4246        public static final String LOCATION_MODE = "location_mode";
4247
4248        /**
4249         * Location access disabled.
4250         */
4251        public static final int LOCATION_MODE_OFF = 0;
4252        /**
4253         * Network Location Provider disabled, but GPS and other sensors enabled.
4254         */
4255        public static final int LOCATION_MODE_SENSORS_ONLY = 1;
4256        /**
4257         * Reduced power usage, such as limiting the number of GPS updates per hour. Requests
4258         * with {@link android.location.Criteria#POWER_HIGH} may be downgraded to
4259         * {@link android.location.Criteria#POWER_MEDIUM}.
4260         */
4261        public static final int LOCATION_MODE_BATTERY_SAVING = 2;
4262        /**
4263         * Best-effort location computation allowed.
4264         */
4265        public static final int LOCATION_MODE_HIGH_ACCURACY = 3;
4266
4267        /**
4268         * A flag containing settings used for biometric weak
4269         * @hide
4270         */
4271        @Deprecated
4272        public static final String LOCK_BIOMETRIC_WEAK_FLAGS =
4273                "lock_biometric_weak_flags";
4274
4275        /**
4276         * Whether lock-to-app will lock the keyguard when exiting.
4277         * @hide
4278         */
4279        public static final String LOCK_TO_APP_EXIT_LOCKED = "lock_to_app_exit_locked";
4280
4281        /**
4282         * Whether autolock is enabled (0 = false, 1 = true)
4283         *
4284         * @deprecated Use {@link android.app.KeyguardManager} to determine the state and security
4285         *             level of the keyguard.
4286         */
4287        @Deprecated
4288        public static final String LOCK_PATTERN_ENABLED = "lock_pattern_autolock";
4289
4290        /**
4291         * Whether lock pattern is visible as user enters (0 = false, 1 = true)
4292         */
4293        public static final String LOCK_PATTERN_VISIBLE = "lock_pattern_visible_pattern";
4294
4295        /**
4296         * Whether lock pattern will vibrate as user enters (0 = false, 1 =
4297         * true)
4298         *
4299         * @deprecated Starting in {@link VERSION_CODES#JELLY_BEAN_MR1} the
4300         *             lockscreen uses
4301         *             {@link Settings.System#HAPTIC_FEEDBACK_ENABLED}.
4302         */
4303        @Deprecated
4304        public static final String
4305                LOCK_PATTERN_TACTILE_FEEDBACK_ENABLED = "lock_pattern_tactile_feedback_enabled";
4306
4307        /**
4308         * This preference allows the device to be locked given time after screen goes off,
4309         * subject to current DeviceAdmin policy limits.
4310         * @hide
4311         */
4312        public static final String LOCK_SCREEN_LOCK_AFTER_TIMEOUT = "lock_screen_lock_after_timeout";
4313
4314
4315        /**
4316         * This preference contains the string that shows for owner info on LockScreen.
4317         * @hide
4318         * @deprecated
4319         */
4320        public static final String LOCK_SCREEN_OWNER_INFO = "lock_screen_owner_info";
4321
4322        /**
4323         * Ids of the user-selected appwidgets on the lockscreen (comma-delimited).
4324         * @hide
4325         */
4326        @Deprecated
4327        public static final String LOCK_SCREEN_APPWIDGET_IDS =
4328            "lock_screen_appwidget_ids";
4329
4330        /**
4331         * List of enrolled fingerprint identifiers (comma-delimited).
4332         * @hide
4333         */
4334        public static final String USER_FINGERPRINT_IDS = "user_fingerprint_ids";
4335
4336        /**
4337         * Id of the appwidget shown on the lock screen when appwidgets are disabled.
4338         * @hide
4339         */
4340        @Deprecated
4341        public static final String LOCK_SCREEN_FALLBACK_APPWIDGET_ID =
4342            "lock_screen_fallback_appwidget_id";
4343
4344        /**
4345         * Index of the lockscreen appwidget to restore, -1 if none.
4346         * @hide
4347         */
4348        @Deprecated
4349        public static final String LOCK_SCREEN_STICKY_APPWIDGET =
4350            "lock_screen_sticky_appwidget";
4351
4352        /**
4353         * This preference enables showing the owner info on LockScreen.
4354         * @hide
4355         * @deprecated
4356         */
4357        public static final String LOCK_SCREEN_OWNER_INFO_ENABLED =
4358            "lock_screen_owner_info_enabled";
4359
4360        /**
4361         * When set by a user, allows notifications to be shown atop a securely locked screen
4362         * in their full "private" form (same as when the device is unlocked).
4363         * @hide
4364         */
4365        public static final String LOCK_SCREEN_ALLOW_PRIVATE_NOTIFICATIONS =
4366                "lock_screen_allow_private_notifications";
4367
4368        /**
4369         * Set by the system to track if the user needs to see the call to action for
4370         * the lockscreen notification policy.
4371         * @hide
4372         */
4373        public static final String SHOW_NOTE_ABOUT_NOTIFICATION_HIDING =
4374                "show_note_about_notification_hiding";
4375
4376        /**
4377         * Set to 1 by the system after trust agents have been initialized.
4378         * @hide
4379         */
4380        public static final String TRUST_AGENTS_INITIALIZED =
4381                "trust_agents_initialized";
4382
4383        /**
4384         * The Logging ID (a unique 64-bit value) as a hex string.
4385         * Used as a pseudonymous identifier for logging.
4386         * @deprecated This identifier is poorly initialized and has
4387         * many collisions.  It should not be used.
4388         */
4389        @Deprecated
4390        public static final String LOGGING_ID = "logging_id";
4391
4392        /**
4393         * @deprecated Use {@link android.provider.Settings.Global#NETWORK_PREFERENCE} instead
4394         */
4395        @Deprecated
4396        public static final String NETWORK_PREFERENCE = Global.NETWORK_PREFERENCE;
4397
4398        /**
4399         * No longer supported.
4400         */
4401        public static final String PARENTAL_CONTROL_ENABLED = "parental_control_enabled";
4402
4403        /**
4404         * No longer supported.
4405         */
4406        public static final String PARENTAL_CONTROL_LAST_UPDATE = "parental_control_last_update";
4407
4408        /**
4409         * No longer supported.
4410         */
4411        public static final String PARENTAL_CONTROL_REDIRECT_URL = "parental_control_redirect_url";
4412
4413        /**
4414         * Settings classname to launch when Settings is clicked from All
4415         * Applications.  Needed because of user testing between the old
4416         * and new Settings apps.
4417         */
4418        // TODO: 881807
4419        public static final String SETTINGS_CLASSNAME = "settings_classname";
4420
4421        /**
4422         * @deprecated Use {@link android.provider.Settings.Global#USB_MASS_STORAGE_ENABLED} instead
4423         */
4424        @Deprecated
4425        public static final String USB_MASS_STORAGE_ENABLED = Global.USB_MASS_STORAGE_ENABLED;
4426
4427        /**
4428         * @deprecated Use {@link android.provider.Settings.Global#USE_GOOGLE_MAIL} instead
4429         */
4430        @Deprecated
4431        public static final String USE_GOOGLE_MAIL = Global.USE_GOOGLE_MAIL;
4432
4433        /**
4434         * If accessibility is enabled.
4435         */
4436        public static final String ACCESSIBILITY_ENABLED = "accessibility_enabled";
4437
4438        /**
4439         * If touch exploration is enabled.
4440         */
4441        public static final String TOUCH_EXPLORATION_ENABLED = "touch_exploration_enabled";
4442
4443        /**
4444         * List of the enabled accessibility providers.
4445         */
4446        public static final String ENABLED_ACCESSIBILITY_SERVICES =
4447            "enabled_accessibility_services";
4448
4449        /**
4450         * List of the accessibility services to which the user has granted
4451         * permission to put the device into touch exploration mode.
4452         *
4453         * @hide
4454         */
4455        public static final String TOUCH_EXPLORATION_GRANTED_ACCESSIBILITY_SERVICES =
4456            "touch_exploration_granted_accessibility_services";
4457
4458        /**
4459         * Whether to speak passwords while in accessibility mode.
4460         */
4461        public static final String ACCESSIBILITY_SPEAK_PASSWORD = "speak_password";
4462
4463        /**
4464         * Whether to draw text with high contrast while in accessibility mode.
4465         *
4466         * @hide
4467         */
4468        public static final String ACCESSIBILITY_HIGH_TEXT_CONTRAST_ENABLED =
4469                "high_text_contrast_enabled";
4470
4471        /**
4472         * If injection of accessibility enhancing JavaScript screen-reader
4473         * is enabled.
4474         * <p>
4475         *   Note: The JavaScript based screen-reader is served by the
4476         *   Google infrastructure and enable users with disabilities to
4477         *   efficiently navigate in and explore web content.
4478         * </p>
4479         * <p>
4480         *   This property represents a boolean value.
4481         * </p>
4482         * @hide
4483         */
4484        public static final String ACCESSIBILITY_SCRIPT_INJECTION =
4485            "accessibility_script_injection";
4486
4487        /**
4488         * The URL for the injected JavaScript based screen-reader used
4489         * for providing accessibility of content in WebView.
4490         * <p>
4491         *   Note: The JavaScript based screen-reader is served by the
4492         *   Google infrastructure and enable users with disabilities to
4493         *   efficiently navigate in and explore web content.
4494         * </p>
4495         * <p>
4496         *   This property represents a string value.
4497         * </p>
4498         * @hide
4499         */
4500        public static final String ACCESSIBILITY_SCREEN_READER_URL =
4501            "accessibility_script_injection_url";
4502
4503        /**
4504         * Key bindings for navigation in built-in accessibility support for web content.
4505         * <p>
4506         *   Note: These key bindings are for the built-in accessibility navigation for
4507         *   web content which is used as a fall back solution if JavaScript in a WebView
4508         *   is not enabled or the user has not opted-in script injection from Google.
4509         * </p>
4510         * <p>
4511         *   The bindings are separated by semi-colon. A binding is a mapping from
4512         *   a key to a sequence of actions (for more details look at
4513         *   android.webkit.AccessibilityInjector). A key is represented as the hexademical
4514         *   string representation of an integer obtained from a meta state (optional) shifted
4515         *   sixteen times left and bitwise ored with a key code. An action is represented
4516         *   as a hexademical string representation of an integer where the first two digits
4517         *   are navigation action index, the second, the third, and the fourth digit pairs
4518         *   represent the action arguments. The separate actions in a binding are colon
4519         *   separated. The key and the action sequence it maps to are separated by equals.
4520         * </p>
4521         * <p>
4522         *   For example, the binding below maps the DPAD right button to traverse the
4523         *   current navigation axis once without firing an accessibility event and to
4524         *   perform the same traversal again but to fire an event:
4525         *   <code>
4526         *     0x16=0x01000100:0x01000101;
4527         *   </code>
4528         * </p>
4529         * <p>
4530         *   The goal of this binding is to enable dynamic rebinding of keys to
4531         *   navigation actions for web content without requiring a framework change.
4532         * </p>
4533         * <p>
4534         *   This property represents a string value.
4535         * </p>
4536         * @hide
4537         */
4538        public static final String ACCESSIBILITY_WEB_CONTENT_KEY_BINDINGS =
4539            "accessibility_web_content_key_bindings";
4540
4541        /**
4542         * Setting that specifies whether the display magnification is enabled.
4543         * Display magnifications allows the user to zoom in the display content
4544         * and is targeted to low vision users. The current magnification scale
4545         * is controlled by {@link #ACCESSIBILITY_DISPLAY_MAGNIFICATION_SCALE}.
4546         *
4547         * @hide
4548         */
4549        public static final String ACCESSIBILITY_DISPLAY_MAGNIFICATION_ENABLED =
4550                "accessibility_display_magnification_enabled";
4551
4552        /**
4553         * Setting that specifies what the display magnification scale is.
4554         * Display magnifications allows the user to zoom in the display
4555         * content and is targeted to low vision users. Whether a display
4556         * magnification is performed is controlled by
4557         * {@link #ACCESSIBILITY_DISPLAY_MAGNIFICATION_ENABLED}
4558         *
4559         * @hide
4560         */
4561        public static final String ACCESSIBILITY_DISPLAY_MAGNIFICATION_SCALE =
4562                "accessibility_display_magnification_scale";
4563
4564        /**
4565         * Setting that specifies whether the display magnification should be
4566         * automatically updated. If this fearture is enabled the system will
4567         * exit magnification mode or pan the viewport when a context change
4568         * occurs. For example, on staring a new activity or rotating the screen,
4569         * the system may zoom out so the user can see the new context he is in.
4570         * Another example is on showing a window that is not visible in the
4571         * magnified viewport the system may pan the viewport to make the window
4572         * the has popped up so the user knows that the context has changed.
4573         * Whether a screen magnification is performed is controlled by
4574         * {@link #ACCESSIBILITY_DISPLAY_MAGNIFICATION_ENABLED}
4575         *
4576         * @hide
4577         */
4578        public static final String ACCESSIBILITY_DISPLAY_MAGNIFICATION_AUTO_UPDATE =
4579                "accessibility_display_magnification_auto_update";
4580
4581        /**
4582         * Setting that specifies whether timed text (captions) should be
4583         * displayed in video content. Text display properties are controlled by
4584         * the following settings:
4585         * <ul>
4586         * <li>{@link #ACCESSIBILITY_CAPTIONING_LOCALE}
4587         * <li>{@link #ACCESSIBILITY_CAPTIONING_BACKGROUND_COLOR}
4588         * <li>{@link #ACCESSIBILITY_CAPTIONING_FOREGROUND_COLOR}
4589         * <li>{@link #ACCESSIBILITY_CAPTIONING_EDGE_COLOR}
4590         * <li>{@link #ACCESSIBILITY_CAPTIONING_EDGE_TYPE}
4591         * <li>{@link #ACCESSIBILITY_CAPTIONING_TYPEFACE}
4592         * <li>{@link #ACCESSIBILITY_CAPTIONING_FONT_SCALE}
4593         * </ul>
4594         *
4595         * @hide
4596         */
4597        public static final String ACCESSIBILITY_CAPTIONING_ENABLED =
4598                "accessibility_captioning_enabled";
4599
4600        /**
4601         * Setting that specifies the language for captions as a locale string,
4602         * e.g. en_US.
4603         *
4604         * @see java.util.Locale#toString
4605         * @hide
4606         */
4607        public static final String ACCESSIBILITY_CAPTIONING_LOCALE =
4608                "accessibility_captioning_locale";
4609
4610        /**
4611         * Integer property that specifies the preset style for captions, one
4612         * of:
4613         * <ul>
4614         * <li>{@link android.view.accessibility.CaptioningManager.CaptionStyle#PRESET_CUSTOM}
4615         * <li>a valid index of {@link android.view.accessibility.CaptioningManager.CaptionStyle#PRESETS}
4616         * </ul>
4617         *
4618         * @see java.util.Locale#toString
4619         * @hide
4620         */
4621        public static final String ACCESSIBILITY_CAPTIONING_PRESET =
4622                "accessibility_captioning_preset";
4623
4624        /**
4625         * Integer property that specifes the background color for captions as a
4626         * packed 32-bit color.
4627         *
4628         * @see android.graphics.Color#argb
4629         * @hide
4630         */
4631        public static final String ACCESSIBILITY_CAPTIONING_BACKGROUND_COLOR =
4632                "accessibility_captioning_background_color";
4633
4634        /**
4635         * Integer property that specifes the foreground color for captions as a
4636         * packed 32-bit color.
4637         *
4638         * @see android.graphics.Color#argb
4639         * @hide
4640         */
4641        public static final String ACCESSIBILITY_CAPTIONING_FOREGROUND_COLOR =
4642                "accessibility_captioning_foreground_color";
4643
4644        /**
4645         * Integer property that specifes the edge type for captions, one of:
4646         * <ul>
4647         * <li>{@link android.view.accessibility.CaptioningManager.CaptionStyle#EDGE_TYPE_NONE}
4648         * <li>{@link android.view.accessibility.CaptioningManager.CaptionStyle#EDGE_TYPE_OUTLINE}
4649         * <li>{@link android.view.accessibility.CaptioningManager.CaptionStyle#EDGE_TYPE_DROP_SHADOW}
4650         * </ul>
4651         *
4652         * @see #ACCESSIBILITY_CAPTIONING_EDGE_COLOR
4653         * @hide
4654         */
4655        public static final String ACCESSIBILITY_CAPTIONING_EDGE_TYPE =
4656                "accessibility_captioning_edge_type";
4657
4658        /**
4659         * Integer property that specifes the edge color for captions as a
4660         * packed 32-bit color.
4661         *
4662         * @see #ACCESSIBILITY_CAPTIONING_EDGE_TYPE
4663         * @see android.graphics.Color#argb
4664         * @hide
4665         */
4666        public static final String ACCESSIBILITY_CAPTIONING_EDGE_COLOR =
4667                "accessibility_captioning_edge_color";
4668
4669        /**
4670         * Integer property that specifes the window color for captions as a
4671         * packed 32-bit color.
4672         *
4673         * @see android.graphics.Color#argb
4674         * @hide
4675         */
4676        public static final String ACCESSIBILITY_CAPTIONING_WINDOW_COLOR =
4677                "accessibility_captioning_window_color";
4678
4679        /**
4680         * String property that specifies the typeface for captions, one of:
4681         * <ul>
4682         * <li>DEFAULT
4683         * <li>MONOSPACE
4684         * <li>SANS_SERIF
4685         * <li>SERIF
4686         * </ul>
4687         *
4688         * @see android.graphics.Typeface
4689         * @hide
4690         */
4691        public static final String ACCESSIBILITY_CAPTIONING_TYPEFACE =
4692                "accessibility_captioning_typeface";
4693
4694        /**
4695         * Floating point property that specifies font scaling for captions.
4696         *
4697         * @hide
4698         */
4699        public static final String ACCESSIBILITY_CAPTIONING_FONT_SCALE =
4700                "accessibility_captioning_font_scale";
4701
4702        /**
4703         * Setting that specifies whether display color inversion is enabled.
4704         */
4705        public static final String ACCESSIBILITY_DISPLAY_INVERSION_ENABLED =
4706                "accessibility_display_inversion_enabled";
4707
4708        /**
4709         * Setting that specifies whether display color space adjustment is
4710         * enabled.
4711         *
4712         * @hide
4713         */
4714        public static final String ACCESSIBILITY_DISPLAY_DALTONIZER_ENABLED =
4715                "accessibility_display_daltonizer_enabled";
4716
4717        /**
4718         * Integer property that specifies the type of color space adjustment to
4719         * perform. Valid values are defined in AccessibilityManager.
4720         *
4721         * @hide
4722         */
4723        public static final String ACCESSIBILITY_DISPLAY_DALTONIZER =
4724                "accessibility_display_daltonizer";
4725
4726        /**
4727         * The timout for considering a press to be a long press in milliseconds.
4728         * @hide
4729         */
4730        public static final String LONG_PRESS_TIMEOUT = "long_press_timeout";
4731
4732        /**
4733         * List of the enabled print services.
4734         * @hide
4735         */
4736        public static final String ENABLED_PRINT_SERVICES =
4737            "enabled_print_services";
4738
4739        /**
4740         * List of the system print services we enabled on first boot. On
4741         * first boot we enable all system, i.e. bundled print services,
4742         * once, so they work out-of-the-box.
4743         * @hide
4744         */
4745        public static final String ENABLED_ON_FIRST_BOOT_SYSTEM_PRINT_SERVICES =
4746            "enabled_on_first_boot_system_print_services";
4747
4748        /**
4749         * Setting to always use the default text-to-speech settings regardless
4750         * of the application settings.
4751         * 1 = override application settings,
4752         * 0 = use application settings (if specified).
4753         *
4754         * @deprecated  The value of this setting is no longer respected by
4755         * the framework text to speech APIs as of the Ice Cream Sandwich release.
4756         */
4757        @Deprecated
4758        public static final String TTS_USE_DEFAULTS = "tts_use_defaults";
4759
4760        /**
4761         * Default text-to-speech engine speech rate. 100 = 1x
4762         */
4763        public static final String TTS_DEFAULT_RATE = "tts_default_rate";
4764
4765        /**
4766         * Default text-to-speech engine pitch. 100 = 1x
4767         */
4768        public static final String TTS_DEFAULT_PITCH = "tts_default_pitch";
4769
4770        /**
4771         * Default text-to-speech engine.
4772         */
4773        public static final String TTS_DEFAULT_SYNTH = "tts_default_synth";
4774
4775        /**
4776         * Default text-to-speech language.
4777         *
4778         * @deprecated this setting is no longer in use, as of the Ice Cream
4779         * Sandwich release. Apps should never need to read this setting directly,
4780         * instead can query the TextToSpeech framework classes for the default
4781         * locale. {@link TextToSpeech#getLanguage()}.
4782         */
4783        @Deprecated
4784        public static final String TTS_DEFAULT_LANG = "tts_default_lang";
4785
4786        /**
4787         * Default text-to-speech country.
4788         *
4789         * @deprecated this setting is no longer in use, as of the Ice Cream
4790         * Sandwich release. Apps should never need to read this setting directly,
4791         * instead can query the TextToSpeech framework classes for the default
4792         * locale. {@link TextToSpeech#getLanguage()}.
4793         */
4794        @Deprecated
4795        public static final String TTS_DEFAULT_COUNTRY = "tts_default_country";
4796
4797        /**
4798         * Default text-to-speech locale variant.
4799         *
4800         * @deprecated this setting is no longer in use, as of the Ice Cream
4801         * Sandwich release. Apps should never need to read this setting directly,
4802         * instead can query the TextToSpeech framework classes for the
4803         * locale that is in use {@link TextToSpeech#getLanguage()}.
4804         */
4805        @Deprecated
4806        public static final String TTS_DEFAULT_VARIANT = "tts_default_variant";
4807
4808        /**
4809         * Stores the default tts locales on a per engine basis. Stored as
4810         * a comma seperated list of values, each value being of the form
4811         * {@code engine_name:locale} for example,
4812         * {@code com.foo.ttsengine:eng-USA,com.bar.ttsengine:esp-ESP}. This
4813         * supersedes {@link #TTS_DEFAULT_LANG}, {@link #TTS_DEFAULT_COUNTRY} and
4814         * {@link #TTS_DEFAULT_VARIANT}. Apps should never need to read this
4815         * setting directly, and can query the TextToSpeech framework classes
4816         * for the locale that is in use.
4817         *
4818         * @hide
4819         */
4820        public static final String TTS_DEFAULT_LOCALE = "tts_default_locale";
4821
4822        /**
4823         * Space delimited list of plugin packages that are enabled.
4824         */
4825        public static final String TTS_ENABLED_PLUGINS = "tts_enabled_plugins";
4826
4827        /**
4828         * @deprecated Use {@link android.provider.Settings.Global#WIFI_NETWORKS_AVAILABLE_NOTIFICATION_ON}
4829         * instead.
4830         */
4831        @Deprecated
4832        public static final String WIFI_NETWORKS_AVAILABLE_NOTIFICATION_ON =
4833                Global.WIFI_NETWORKS_AVAILABLE_NOTIFICATION_ON;
4834
4835        /**
4836         * @deprecated Use {@link android.provider.Settings.Global#WIFI_NETWORKS_AVAILABLE_REPEAT_DELAY}
4837         * instead.
4838         */
4839        @Deprecated
4840        public static final String WIFI_NETWORKS_AVAILABLE_REPEAT_DELAY =
4841                Global.WIFI_NETWORKS_AVAILABLE_REPEAT_DELAY;
4842
4843        /**
4844         * @deprecated Use {@link android.provider.Settings.Global#WIFI_NUM_OPEN_NETWORKS_KEPT}
4845         * instead.
4846         */
4847        @Deprecated
4848        public static final String WIFI_NUM_OPEN_NETWORKS_KEPT =
4849                Global.WIFI_NUM_OPEN_NETWORKS_KEPT;
4850
4851        /**
4852         * @deprecated Use {@link android.provider.Settings.Global#WIFI_ON}
4853         * instead.
4854         */
4855        @Deprecated
4856        public static final String WIFI_ON = Global.WIFI_ON;
4857
4858        /**
4859         * The acceptable packet loss percentage (range 0 - 100) before trying
4860         * another AP on the same network.
4861         * @deprecated This setting is not used.
4862         */
4863        @Deprecated
4864        public static final String WIFI_WATCHDOG_ACCEPTABLE_PACKET_LOSS_PERCENTAGE =
4865                "wifi_watchdog_acceptable_packet_loss_percentage";
4866
4867        /**
4868         * The number of access points required for a network in order for the
4869         * watchdog to monitor it.
4870         * @deprecated This setting is not used.
4871         */
4872        @Deprecated
4873        public static final String WIFI_WATCHDOG_AP_COUNT = "wifi_watchdog_ap_count";
4874
4875        /**
4876         * The delay between background checks.
4877         * @deprecated This setting is not used.
4878         */
4879        @Deprecated
4880        public static final String WIFI_WATCHDOG_BACKGROUND_CHECK_DELAY_MS =
4881                "wifi_watchdog_background_check_delay_ms";
4882
4883        /**
4884         * Whether the Wi-Fi watchdog is enabled for background checking even
4885         * after it thinks the user has connected to a good access point.
4886         * @deprecated This setting is not used.
4887         */
4888        @Deprecated
4889        public static final String WIFI_WATCHDOG_BACKGROUND_CHECK_ENABLED =
4890                "wifi_watchdog_background_check_enabled";
4891
4892        /**
4893         * The timeout for a background ping
4894         * @deprecated This setting is not used.
4895         */
4896        @Deprecated
4897        public static final String WIFI_WATCHDOG_BACKGROUND_CHECK_TIMEOUT_MS =
4898                "wifi_watchdog_background_check_timeout_ms";
4899
4900        /**
4901         * The number of initial pings to perform that *may* be ignored if they
4902         * fail. Again, if these fail, they will *not* be used in packet loss
4903         * calculation. For example, one network always seemed to time out for
4904         * the first couple pings, so this is set to 3 by default.
4905         * @deprecated This setting is not used.
4906         */
4907        @Deprecated
4908        public static final String WIFI_WATCHDOG_INITIAL_IGNORED_PING_COUNT =
4909            "wifi_watchdog_initial_ignored_ping_count";
4910
4911        /**
4912         * The maximum number of access points (per network) to attempt to test.
4913         * If this number is reached, the watchdog will no longer monitor the
4914         * initial connection state for the network. This is a safeguard for
4915         * networks containing multiple APs whose DNS does not respond to pings.
4916         * @deprecated This setting is not used.
4917         */
4918        @Deprecated
4919        public static final String WIFI_WATCHDOG_MAX_AP_CHECKS = "wifi_watchdog_max_ap_checks";
4920
4921        /**
4922         * @deprecated Use {@link android.provider.Settings.Global#WIFI_WATCHDOG_ON} instead
4923         */
4924        @Deprecated
4925        public static final String WIFI_WATCHDOG_ON = "wifi_watchdog_on";
4926
4927        /**
4928         * A comma-separated list of SSIDs for which the Wi-Fi watchdog should be enabled.
4929         * @deprecated This setting is not used.
4930         */
4931        @Deprecated
4932        public static final String WIFI_WATCHDOG_WATCH_LIST = "wifi_watchdog_watch_list";
4933
4934        /**
4935         * The number of pings to test if an access point is a good connection.
4936         * @deprecated This setting is not used.
4937         */
4938        @Deprecated
4939        public static final String WIFI_WATCHDOG_PING_COUNT = "wifi_watchdog_ping_count";
4940
4941        /**
4942         * The delay between pings.
4943         * @deprecated This setting is not used.
4944         */
4945        @Deprecated
4946        public static final String WIFI_WATCHDOG_PING_DELAY_MS = "wifi_watchdog_ping_delay_ms";
4947
4948        /**
4949         * The timeout per ping.
4950         * @deprecated This setting is not used.
4951         */
4952        @Deprecated
4953        public static final String WIFI_WATCHDOG_PING_TIMEOUT_MS = "wifi_watchdog_ping_timeout_ms";
4954
4955        /**
4956         * @deprecated Use
4957         * {@link android.provider.Settings.Global#WIFI_MAX_DHCP_RETRY_COUNT} instead
4958         */
4959        @Deprecated
4960        public static final String WIFI_MAX_DHCP_RETRY_COUNT = Global.WIFI_MAX_DHCP_RETRY_COUNT;
4961
4962        /**
4963         * @deprecated Use
4964         * {@link android.provider.Settings.Global#WIFI_MOBILE_DATA_TRANSITION_WAKELOCK_TIMEOUT_MS} instead
4965         */
4966        @Deprecated
4967        public static final String WIFI_MOBILE_DATA_TRANSITION_WAKELOCK_TIMEOUT_MS =
4968                Global.WIFI_MOBILE_DATA_TRANSITION_WAKELOCK_TIMEOUT_MS;
4969
4970        /**
4971         * The number of milliseconds to hold on to a PendingIntent based request. This delay gives
4972         * the receivers of the PendingIntent an opportunity to make a new network request before
4973         * the Network satisfying the request is potentially removed.
4974         *
4975         * @hide
4976         */
4977        public static final String CONNECTIVITY_RELEASE_PENDING_INTENT_DELAY_MS =
4978                "connectivity_release_pending_intent_delay_ms";
4979
4980        /**
4981         * Whether background data usage is allowed.
4982         *
4983         * @deprecated As of {@link VERSION_CODES#ICE_CREAM_SANDWICH},
4984         *             availability of background data depends on several
4985         *             combined factors. When background data is unavailable,
4986         *             {@link ConnectivityManager#getActiveNetworkInfo()} will
4987         *             now appear disconnected.
4988         */
4989        @Deprecated
4990        public static final String BACKGROUND_DATA = "background_data";
4991
4992        /**
4993         * Origins for which browsers should allow geolocation by default.
4994         * The value is a space-separated list of origins.
4995         */
4996        public static final String ALLOWED_GEOLOCATION_ORIGINS
4997                = "allowed_geolocation_origins";
4998
4999        /**
5000         * The preferred TTY mode     0 = TTy Off, CDMA default
5001         *                            1 = TTY Full
5002         *                            2 = TTY HCO
5003         *                            3 = TTY VCO
5004         * @hide
5005         */
5006        public static final String PREFERRED_TTY_MODE =
5007                "preferred_tty_mode";
5008
5009        /**
5010         * Whether the enhanced voice privacy mode is enabled.
5011         * 0 = normal voice privacy
5012         * 1 = enhanced voice privacy
5013         * @hide
5014         */
5015        public static final String ENHANCED_VOICE_PRIVACY_ENABLED = "enhanced_voice_privacy_enabled";
5016
5017        /**
5018         * Whether the TTY mode mode is enabled.
5019         * 0 = disabled
5020         * 1 = enabled
5021         * @hide
5022         */
5023        public static final String TTY_MODE_ENABLED = "tty_mode_enabled";
5024
5025        /**
5026         * Controls whether settings backup is enabled.
5027         * Type: int ( 0 = disabled, 1 = enabled )
5028         * @hide
5029         */
5030        public static final String BACKUP_ENABLED = "backup_enabled";
5031
5032        /**
5033         * Controls whether application data is automatically restored from backup
5034         * at install time.
5035         * Type: int ( 0 = disabled, 1 = enabled )
5036         * @hide
5037         */
5038        public static final String BACKUP_AUTO_RESTORE = "backup_auto_restore";
5039
5040        /**
5041         * Indicates whether settings backup has been fully provisioned.
5042         * Type: int ( 0 = unprovisioned, 1 = fully provisioned )
5043         * @hide
5044         */
5045        public static final String BACKUP_PROVISIONED = "backup_provisioned";
5046
5047        /**
5048         * Component of the transport to use for backup/restore.
5049         * @hide
5050         */
5051        public static final String BACKUP_TRANSPORT = "backup_transport";
5052
5053        /**
5054         * Version for which the setup wizard was last shown.  Bumped for
5055         * each release when there is new setup information to show.
5056         * @hide
5057         */
5058        public static final String LAST_SETUP_SHOWN = "last_setup_shown";
5059
5060        /**
5061         * The interval in milliseconds after which Wi-Fi is considered idle.
5062         * When idle, it is possible for the device to be switched from Wi-Fi to
5063         * the mobile data network.
5064         * @hide
5065         * @deprecated Use {@link android.provider.Settings.Global#WIFI_IDLE_MS}
5066         * instead.
5067         */
5068        @Deprecated
5069        public static final String WIFI_IDLE_MS = Global.WIFI_IDLE_MS;
5070
5071        /**
5072         * The global search provider chosen by the user (if multiple global
5073         * search providers are installed). This will be the provider returned
5074         * by {@link SearchManager#getGlobalSearchActivity()} if it's still
5075         * installed. This setting is stored as a flattened component name as
5076         * per {@link ComponentName#flattenToString()}.
5077         *
5078         * @hide
5079         */
5080        public static final String SEARCH_GLOBAL_SEARCH_ACTIVITY =
5081                "search_global_search_activity";
5082
5083        /**
5084         * The number of promoted sources in GlobalSearch.
5085         * @hide
5086         */
5087        public static final String SEARCH_NUM_PROMOTED_SOURCES = "search_num_promoted_sources";
5088        /**
5089         * The maximum number of suggestions returned by GlobalSearch.
5090         * @hide
5091         */
5092        public static final String SEARCH_MAX_RESULTS_TO_DISPLAY = "search_max_results_to_display";
5093        /**
5094         * The number of suggestions GlobalSearch will ask each non-web search source for.
5095         * @hide
5096         */
5097        public static final String SEARCH_MAX_RESULTS_PER_SOURCE = "search_max_results_per_source";
5098        /**
5099         * The number of suggestions the GlobalSearch will ask the web search source for.
5100         * @hide
5101         */
5102        public static final String SEARCH_WEB_RESULTS_OVERRIDE_LIMIT =
5103                "search_web_results_override_limit";
5104        /**
5105         * The number of milliseconds that GlobalSearch will wait for suggestions from
5106         * promoted sources before continuing with all other sources.
5107         * @hide
5108         */
5109        public static final String SEARCH_PROMOTED_SOURCE_DEADLINE_MILLIS =
5110                "search_promoted_source_deadline_millis";
5111        /**
5112         * The number of milliseconds before GlobalSearch aborts search suggesiton queries.
5113         * @hide
5114         */
5115        public static final String SEARCH_SOURCE_TIMEOUT_MILLIS = "search_source_timeout_millis";
5116        /**
5117         * The maximum number of milliseconds that GlobalSearch shows the previous results
5118         * after receiving a new query.
5119         * @hide
5120         */
5121        public static final String SEARCH_PREFILL_MILLIS = "search_prefill_millis";
5122        /**
5123         * The maximum age of log data used for shortcuts in GlobalSearch.
5124         * @hide
5125         */
5126        public static final String SEARCH_MAX_STAT_AGE_MILLIS = "search_max_stat_age_millis";
5127        /**
5128         * The maximum age of log data used for source ranking in GlobalSearch.
5129         * @hide
5130         */
5131        public static final String SEARCH_MAX_SOURCE_EVENT_AGE_MILLIS =
5132                "search_max_source_event_age_millis";
5133        /**
5134         * The minimum number of impressions needed to rank a source in GlobalSearch.
5135         * @hide
5136         */
5137        public static final String SEARCH_MIN_IMPRESSIONS_FOR_SOURCE_RANKING =
5138                "search_min_impressions_for_source_ranking";
5139        /**
5140         * The minimum number of clicks needed to rank a source in GlobalSearch.
5141         * @hide
5142         */
5143        public static final String SEARCH_MIN_CLICKS_FOR_SOURCE_RANKING =
5144                "search_min_clicks_for_source_ranking";
5145        /**
5146         * The maximum number of shortcuts shown by GlobalSearch.
5147         * @hide
5148         */
5149        public static final String SEARCH_MAX_SHORTCUTS_RETURNED = "search_max_shortcuts_returned";
5150        /**
5151         * The size of the core thread pool for suggestion queries in GlobalSearch.
5152         * @hide
5153         */
5154        public static final String SEARCH_QUERY_THREAD_CORE_POOL_SIZE =
5155                "search_query_thread_core_pool_size";
5156        /**
5157         * The maximum size of the thread pool for suggestion queries in GlobalSearch.
5158         * @hide
5159         */
5160        public static final String SEARCH_QUERY_THREAD_MAX_POOL_SIZE =
5161                "search_query_thread_max_pool_size";
5162        /**
5163         * The size of the core thread pool for shortcut refreshing in GlobalSearch.
5164         * @hide
5165         */
5166        public static final String SEARCH_SHORTCUT_REFRESH_CORE_POOL_SIZE =
5167                "search_shortcut_refresh_core_pool_size";
5168        /**
5169         * The maximum size of the thread pool for shortcut refreshing in GlobalSearch.
5170         * @hide
5171         */
5172        public static final String SEARCH_SHORTCUT_REFRESH_MAX_POOL_SIZE =
5173                "search_shortcut_refresh_max_pool_size";
5174        /**
5175         * The maximun time that excess threads in the GlobalSeach thread pools will
5176         * wait before terminating.
5177         * @hide
5178         */
5179        public static final String SEARCH_THREAD_KEEPALIVE_SECONDS =
5180                "search_thread_keepalive_seconds";
5181        /**
5182         * The maximum number of concurrent suggestion queries to each source.
5183         * @hide
5184         */
5185        public static final String SEARCH_PER_SOURCE_CONCURRENT_QUERY_LIMIT =
5186                "search_per_source_concurrent_query_limit";
5187
5188        /**
5189         * Whether or not alert sounds are played on MountService events. (0 = false, 1 = true)
5190         * @hide
5191         */
5192        public static final String MOUNT_PLAY_NOTIFICATION_SND = "mount_play_not_snd";
5193
5194        /**
5195         * Whether or not UMS auto-starts on UMS host detection. (0 = false, 1 = true)
5196         * @hide
5197         */
5198        public static final String MOUNT_UMS_AUTOSTART = "mount_ums_autostart";
5199
5200        /**
5201         * Whether or not a notification is displayed on UMS host detection. (0 = false, 1 = true)
5202         * @hide
5203         */
5204        public static final String MOUNT_UMS_PROMPT = "mount_ums_prompt";
5205
5206        /**
5207         * Whether or not a notification is displayed while UMS is enabled. (0 = false, 1 = true)
5208         * @hide
5209         */
5210        public static final String MOUNT_UMS_NOTIFY_ENABLED = "mount_ums_notify_enabled";
5211
5212        /**
5213         * If nonzero, ANRs in invisible background processes bring up a dialog.
5214         * Otherwise, the process will be silently killed.
5215         * @hide
5216         */
5217        public static final String ANR_SHOW_BACKGROUND = "anr_show_background";
5218
5219        /**
5220         * The {@link ComponentName} string of the service to be used as the voice recognition
5221         * service.
5222         *
5223         * @hide
5224         */
5225        public static final String VOICE_RECOGNITION_SERVICE = "voice_recognition_service";
5226
5227        /**
5228         * Stores whether an user has consented to have apps verified through PAM.
5229         * The value is boolean (1 or 0).
5230         *
5231         * @hide
5232         */
5233        public static final String PACKAGE_VERIFIER_USER_CONSENT =
5234            "package_verifier_user_consent";
5235
5236        /**
5237         * The {@link ComponentName} string of the selected spell checker service which is
5238         * one of the services managed by the text service manager.
5239         *
5240         * @hide
5241         */
5242        public static final String SELECTED_SPELL_CHECKER = "selected_spell_checker";
5243
5244        /**
5245         * The {@link ComponentName} string of the selected subtype of the selected spell checker
5246         * service which is one of the services managed by the text service manager.
5247         *
5248         * @hide
5249         */
5250        public static final String SELECTED_SPELL_CHECKER_SUBTYPE =
5251                "selected_spell_checker_subtype";
5252
5253        /**
5254         * The {@link ComponentName} string whether spell checker is enabled or not.
5255         *
5256         * @hide
5257         */
5258        public static final String SPELL_CHECKER_ENABLED = "spell_checker_enabled";
5259
5260        /**
5261         * What happens when the user presses the Power button while in-call
5262         * and the screen is on.<br/>
5263         * <b>Values:</b><br/>
5264         * 1 - The Power button turns off the screen and locks the device. (Default behavior)<br/>
5265         * 2 - The Power button hangs up the current call.<br/>
5266         *
5267         * @hide
5268         */
5269        public static final String INCALL_POWER_BUTTON_BEHAVIOR = "incall_power_button_behavior";
5270
5271        /**
5272         * INCALL_POWER_BUTTON_BEHAVIOR value for "turn off screen".
5273         * @hide
5274         */
5275        public static final int INCALL_POWER_BUTTON_BEHAVIOR_SCREEN_OFF = 0x1;
5276
5277        /**
5278         * INCALL_POWER_BUTTON_BEHAVIOR value for "hang up".
5279         * @hide
5280         */
5281        public static final int INCALL_POWER_BUTTON_BEHAVIOR_HANGUP = 0x2;
5282
5283        /**
5284         * INCALL_POWER_BUTTON_BEHAVIOR default value.
5285         * @hide
5286         */
5287        public static final int INCALL_POWER_BUTTON_BEHAVIOR_DEFAULT =
5288                INCALL_POWER_BUTTON_BEHAVIOR_SCREEN_OFF;
5289
5290        /**
5291         * Whether the device should wake when the wake gesture sensor detects motion.
5292         * @hide
5293         */
5294        public static final String WAKE_GESTURE_ENABLED = "wake_gesture_enabled";
5295
5296        /**
5297         * Whether the device should doze if configured.
5298         * @hide
5299         */
5300        public static final String DOZE_ENABLED = "doze_enabled";
5301
5302        /**
5303         * The current night mode that has been selected by the user.  Owned
5304         * and controlled by UiModeManagerService.  Constants are as per
5305         * UiModeManager.
5306         * @hide
5307         */
5308        public static final String UI_NIGHT_MODE = "ui_night_mode";
5309
5310        /**
5311         * Whether screensavers are enabled.
5312         * @hide
5313         */
5314        public static final String SCREENSAVER_ENABLED = "screensaver_enabled";
5315
5316        /**
5317         * The user's chosen screensaver components.
5318         *
5319         * These will be launched by the PhoneWindowManager after a timeout when not on
5320         * battery, or upon dock insertion (if SCREENSAVER_ACTIVATE_ON_DOCK is set to 1).
5321         * @hide
5322         */
5323        public static final String SCREENSAVER_COMPONENTS = "screensaver_components";
5324
5325        /**
5326         * If screensavers are enabled, whether the screensaver should be automatically launched
5327         * when the device is inserted into a (desk) dock.
5328         * @hide
5329         */
5330        public static final String SCREENSAVER_ACTIVATE_ON_DOCK = "screensaver_activate_on_dock";
5331
5332        /**
5333         * If screensavers are enabled, whether the screensaver should be automatically launched
5334         * when the screen times out when not on battery.
5335         * @hide
5336         */
5337        public static final String SCREENSAVER_ACTIVATE_ON_SLEEP = "screensaver_activate_on_sleep";
5338
5339        /**
5340         * If screensavers are enabled, the default screensaver component.
5341         * @hide
5342         */
5343        public static final String SCREENSAVER_DEFAULT_COMPONENT = "screensaver_default_component";
5344
5345        /**
5346         * The default NFC payment component
5347         * @hide
5348         */
5349        public static final String NFC_PAYMENT_DEFAULT_COMPONENT = "nfc_payment_default_component";
5350
5351        /**
5352         * Whether NFC payment is handled by the foreground application or a default.
5353         * @hide
5354         */
5355        public static final String NFC_PAYMENT_FOREGROUND = "nfc_payment_foreground";
5356
5357        /**
5358         * Specifies the package name currently configured to be the primary sms application
5359         * @hide
5360         */
5361        public static final String SMS_DEFAULT_APPLICATION = "sms_default_application";
5362
5363        /**
5364         * Specifies the package name currently configured to be the default dialer application
5365         * @hide
5366         */
5367        public static final String DIALER_DEFAULT_APPLICATION = "dialer_default_application";
5368
5369        /**
5370         * Specifies the package name currently configured to be the emergency assistance application
5371         *
5372         * @see android.telephony.TelephonyManager#ACTION_EMERGENCY_ASSISTANCE
5373         *
5374         * @hide
5375         */
5376        public static final String EMERGENCY_ASSISTANCE_APPLICATION = "emergency_assistance_application";
5377
5378        /**
5379         * Names of the packages that the current user has explicitly allowed to
5380         * see all of the user's notifications, separated by ':'.
5381         *
5382         * @hide
5383         */
5384        public static final String ENABLED_NOTIFICATION_LISTENERS = "enabled_notification_listeners";
5385
5386        /**
5387         * @hide
5388         */
5389        public static final String ENABLED_CONDITION_PROVIDERS = "enabled_condition_providers";
5390
5391        /** @hide */
5392        public static final String BAR_SERVICE_COMPONENT = "bar_service_component";
5393
5394        /** @hide */
5395        public static final String VOLUME_CONTROLLER_SERVICE_COMPONENT
5396                = "volume_controller_service_component";
5397
5398        /** @hide */
5399        public static final String IMMERSIVE_MODE_CONFIRMATIONS = "immersive_mode_confirmations";
5400
5401        /**
5402         * This is the query URI for finding a print service to install.
5403         *
5404         * @hide
5405         */
5406        public static final String PRINT_SERVICE_SEARCH_URI = "print_service_search_uri";
5407
5408        /**
5409         * This is the query URI for finding a NFC payment service to install.
5410         *
5411         * @hide
5412         */
5413        public static final String PAYMENT_SERVICE_SEARCH_URI = "payment_service_search_uri";
5414
5415        /**
5416         * If enabled, apps should try to skip any introductory hints on first launch. This might
5417         * apply to users that are already familiar with the environment or temporary users.
5418         * <p>
5419         * Type : int (0 to show hints, 1 to skip showing hints)
5420         */
5421        public static final String SKIP_FIRST_USE_HINTS = "skip_first_use_hints";
5422
5423        /**
5424         * Persisted playback time after a user confirmation of an unsafe volume level.
5425         *
5426         * @hide
5427         */
5428        public static final String UNSAFE_VOLUME_MUSIC_ACTIVE_MS = "unsafe_volume_music_active_ms";
5429
5430        /**
5431         * This preference enables notification display on the lockscreen.
5432         * @hide
5433         */
5434        public static final String LOCK_SCREEN_SHOW_NOTIFICATIONS =
5435                "lock_screen_show_notifications";
5436
5437        /**
5438         * List of TV inputs that are currently hidden. This is a string
5439         * containing the IDs of all hidden TV inputs. Each ID is encoded by
5440         * {@link android.net.Uri#encode(String)} and separated by ':'.
5441         * @hide
5442         */
5443        public static final String TV_INPUT_HIDDEN_INPUTS = "tv_input_hidden_inputs";
5444
5445        /**
5446         * List of custom TV input labels. This is a string containing <TV input id, custom name>
5447         * pairs. TV input id and custom name are encoded by {@link android.net.Uri#encode(String)}
5448         * and separated by ','. Each pair is separated by ':'.
5449         * @hide
5450         */
5451        public static final String TV_INPUT_CUSTOM_LABELS = "tv_input_custom_labels";
5452
5453        /**
5454         * Whether automatic routing of system audio to USB audio peripheral is disabled.
5455         * The value is boolean (1 or 0), where 1 means automatic routing is disabled,
5456         * and 0 means automatic routing is enabled.
5457         *
5458         * @hide
5459         */
5460        public static final String USB_AUDIO_AUTOMATIC_ROUTING_DISABLED =
5461                "usb_audio_automatic_routing_disabled";
5462
5463        /**
5464         * The timeout in milliseconds before the device fully goes to sleep after
5465         * a period of inactivity.  This value sets an upper bound on how long the device
5466         * will stay awake or dreaming without user activity.  It should generally
5467         * be longer than {@link Settings.System#SCREEN_OFF_TIMEOUT} as otherwise the device
5468         * will sleep before it ever has a chance to dream.
5469         * <p>
5470         * Use -1 to disable this timeout.
5471         * </p>
5472         *
5473         * @hide
5474         */
5475        public static final String SLEEP_TIMEOUT = "sleep_timeout";
5476
5477        /**
5478         * Duration in milliseconds that an app should be inactive before it is considered idle.
5479         * <p/>Type: Long
5480         * @hide
5481         */
5482        public static final String APP_IDLE_DURATION = "app_idle_duration";
5483
5484        /**
5485         * This are the settings to be backed up.
5486         *
5487         * NOTE: Settings are backed up and restored in the order they appear
5488         *       in this array. If you have one setting depending on another,
5489         *       make sure that they are ordered appropriately.
5490         *
5491         * @hide
5492         */
5493        public static final String[] SETTINGS_TO_BACKUP = {
5494            BUGREPORT_IN_POWER_MENU,                            // moved to global
5495            ALLOW_MOCK_LOCATION,
5496            PARENTAL_CONTROL_ENABLED,
5497            PARENTAL_CONTROL_REDIRECT_URL,
5498            USB_MASS_STORAGE_ENABLED,                           // moved to global
5499            ACCESSIBILITY_DISPLAY_MAGNIFICATION_ENABLED,
5500            ACCESSIBILITY_DISPLAY_MAGNIFICATION_SCALE,
5501            ACCESSIBILITY_DISPLAY_MAGNIFICATION_AUTO_UPDATE,
5502            ACCESSIBILITY_SCRIPT_INJECTION,
5503            BACKUP_AUTO_RESTORE,
5504            ENABLED_ACCESSIBILITY_SERVICES,
5505            ENABLED_NOTIFICATION_LISTENERS,
5506            ENABLED_INPUT_METHODS,
5507            TOUCH_EXPLORATION_GRANTED_ACCESSIBILITY_SERVICES,
5508            TOUCH_EXPLORATION_ENABLED,
5509            ACCESSIBILITY_ENABLED,
5510            ACCESSIBILITY_SPEAK_PASSWORD,
5511            ACCESSIBILITY_HIGH_TEXT_CONTRAST_ENABLED,
5512            ACCESSIBILITY_CAPTIONING_ENABLED,
5513            ACCESSIBILITY_CAPTIONING_LOCALE,
5514            ACCESSIBILITY_CAPTIONING_BACKGROUND_COLOR,
5515            ACCESSIBILITY_CAPTIONING_FOREGROUND_COLOR,
5516            ACCESSIBILITY_CAPTIONING_EDGE_TYPE,
5517            ACCESSIBILITY_CAPTIONING_EDGE_COLOR,
5518            ACCESSIBILITY_CAPTIONING_TYPEFACE,
5519            ACCESSIBILITY_CAPTIONING_FONT_SCALE,
5520            TTS_USE_DEFAULTS,
5521            TTS_DEFAULT_RATE,
5522            TTS_DEFAULT_PITCH,
5523            TTS_DEFAULT_SYNTH,
5524            TTS_DEFAULT_LANG,
5525            TTS_DEFAULT_COUNTRY,
5526            TTS_ENABLED_PLUGINS,
5527            TTS_DEFAULT_LOCALE,
5528            WIFI_NETWORKS_AVAILABLE_NOTIFICATION_ON,            // moved to global
5529            WIFI_NETWORKS_AVAILABLE_REPEAT_DELAY,               // moved to global
5530            WIFI_NUM_OPEN_NETWORKS_KEPT,                        // moved to global
5531            SELECTED_SPELL_CHECKER,
5532            SELECTED_SPELL_CHECKER_SUBTYPE,
5533            SPELL_CHECKER_ENABLED,
5534            MOUNT_PLAY_NOTIFICATION_SND,
5535            MOUNT_UMS_AUTOSTART,
5536            MOUNT_UMS_PROMPT,
5537            MOUNT_UMS_NOTIFY_ENABLED,
5538            UI_NIGHT_MODE,
5539            SLEEP_TIMEOUT
5540        };
5541
5542        /**
5543         * These entries are considered common between the personal and the managed profile,
5544         * since the managed profile doesn't get to change them.
5545         */
5546        private static final Set<String> CLONE_TO_MANAGED_PROFILE = new ArraySet<>();
5547
5548        static {
5549            CLONE_TO_MANAGED_PROFILE.add(ACCESSIBILITY_ENABLED);
5550            CLONE_TO_MANAGED_PROFILE.add(ALLOW_MOCK_LOCATION);
5551            CLONE_TO_MANAGED_PROFILE.add(ALLOWED_GEOLOCATION_ORIGINS);
5552            CLONE_TO_MANAGED_PROFILE.add(DEFAULT_INPUT_METHOD);
5553            CLONE_TO_MANAGED_PROFILE.add(ENABLED_ACCESSIBILITY_SERVICES);
5554            CLONE_TO_MANAGED_PROFILE.add(ENABLED_INPUT_METHODS);
5555            CLONE_TO_MANAGED_PROFILE.add(LOCATION_MODE);
5556            CLONE_TO_MANAGED_PROFILE.add(LOCATION_PROVIDERS_ALLOWED);
5557            CLONE_TO_MANAGED_PROFILE.add(LOCK_SCREEN_ALLOW_PRIVATE_NOTIFICATIONS);
5558            CLONE_TO_MANAGED_PROFILE.add(SELECTED_INPUT_METHOD_SUBTYPE);
5559            CLONE_TO_MANAGED_PROFILE.add(SELECTED_SPELL_CHECKER);
5560            CLONE_TO_MANAGED_PROFILE.add(SELECTED_SPELL_CHECKER_SUBTYPE);
5561        }
5562
5563        /** @hide */
5564        public static void getCloneToManagedProfileSettings(Set<String> outKeySet) {
5565            outKeySet.addAll(CLONE_TO_MANAGED_PROFILE);
5566        }
5567
5568        /**
5569         * Helper method for determining if a location provider is enabled.
5570         *
5571         * @param cr the content resolver to use
5572         * @param provider the location provider to query
5573         * @return true if the provider is enabled
5574         *
5575         * @deprecated use {@link #LOCATION_MODE} or
5576         *             {@link LocationManager#isProviderEnabled(String)}
5577         */
5578        @Deprecated
5579        public static final boolean isLocationProviderEnabled(ContentResolver cr, String provider) {
5580            return isLocationProviderEnabledForUser(cr, provider, UserHandle.myUserId());
5581        }
5582
5583        /**
5584         * Helper method for determining if a location provider is enabled.
5585         * @param cr the content resolver to use
5586         * @param provider the location provider to query
5587         * @param userId the userId to query
5588         * @return true if the provider is enabled
5589         * @deprecated use {@link #LOCATION_MODE} or
5590         *             {@link LocationManager#isProviderEnabled(String)}
5591         * @hide
5592         */
5593        @Deprecated
5594        public static final boolean isLocationProviderEnabledForUser(ContentResolver cr, String provider, int userId) {
5595            String allowedProviders = Settings.Secure.getStringForUser(cr,
5596                    LOCATION_PROVIDERS_ALLOWED, userId);
5597            return TextUtils.delimitedStringContains(allowedProviders, ',', provider);
5598        }
5599
5600        /**
5601         * Thread-safe method for enabling or disabling a single location provider.
5602         * @param cr the content resolver to use
5603         * @param provider the location provider to enable or disable
5604         * @param enabled true if the provider should be enabled
5605         * @deprecated use {@link #putInt(ContentResolver, String, int)} and {@link #LOCATION_MODE}
5606         */
5607        @Deprecated
5608        public static final void setLocationProviderEnabled(ContentResolver cr,
5609                String provider, boolean enabled) {
5610            setLocationProviderEnabledForUser(cr, provider, enabled, UserHandle.myUserId());
5611        }
5612
5613        /**
5614         * Thread-safe method for enabling or disabling a single location provider.
5615         *
5616         * @param cr the content resolver to use
5617         * @param provider the location provider to enable or disable
5618         * @param enabled true if the provider should be enabled
5619         * @param userId the userId for which to enable/disable providers
5620         * @return true if the value was set, false on database errors
5621         * @deprecated use {@link #putIntForUser(ContentResolver, String, int, int)} and
5622         *             {@link #LOCATION_MODE}
5623         * @hide
5624         */
5625        @Deprecated
5626        public static final boolean setLocationProviderEnabledForUser(ContentResolver cr,
5627                String provider, boolean enabled, int userId) {
5628            synchronized (mLocationSettingsLock) {
5629                // to ensure thread safety, we write the provider name with a '+' or '-'
5630                // and let the SettingsProvider handle it rather than reading and modifying
5631                // the list of enabled providers.
5632                if (enabled) {
5633                    provider = "+" + provider;
5634                } else {
5635                    provider = "-" + provider;
5636                }
5637                return putStringForUser(cr, Settings.Secure.LOCATION_PROVIDERS_ALLOWED, provider,
5638                        userId);
5639            }
5640        }
5641
5642        /**
5643         * Thread-safe method for setting the location mode to one of
5644         * {@link #LOCATION_MODE_HIGH_ACCURACY}, {@link #LOCATION_MODE_SENSORS_ONLY},
5645         * {@link #LOCATION_MODE_BATTERY_SAVING}, or {@link #LOCATION_MODE_OFF}.
5646         *
5647         * @param cr the content resolver to use
5648         * @param mode such as {@link #LOCATION_MODE_HIGH_ACCURACY}
5649         * @param userId the userId for which to change mode
5650         * @return true if the value was set, false on database errors
5651         *
5652         * @throws IllegalArgumentException if mode is not one of the supported values
5653         */
5654        private static final boolean setLocationModeForUser(ContentResolver cr, int mode,
5655                int userId) {
5656            synchronized (mLocationSettingsLock) {
5657                boolean gps = false;
5658                boolean network = false;
5659                switch (mode) {
5660                    case LOCATION_MODE_OFF:
5661                        break;
5662                    case LOCATION_MODE_SENSORS_ONLY:
5663                        gps = true;
5664                        break;
5665                    case LOCATION_MODE_BATTERY_SAVING:
5666                        network = true;
5667                        break;
5668                    case LOCATION_MODE_HIGH_ACCURACY:
5669                        gps = true;
5670                        network = true;
5671                        break;
5672                    default:
5673                        throw new IllegalArgumentException("Invalid location mode: " + mode);
5674                }
5675                // Note it's important that we set the NLP mode first. The Google implementation
5676                // of NLP clears its NLP consent setting any time it receives a
5677                // LocationManager.PROVIDERS_CHANGED_ACTION broadcast and NLP is disabled. Also,
5678                // it shows an NLP consent dialog any time it receives the broadcast, NLP is
5679                // enabled, and the NLP consent is not set. If 1) we were to enable GPS first,
5680                // 2) a setup wizard has its own NLP consent UI that sets the NLP consent setting,
5681                // and 3) the receiver happened to complete before we enabled NLP, then the Google
5682                // NLP would detect the attempt to enable NLP and show a redundant NLP consent
5683                // dialog. Then the people who wrote the setup wizard would be sad.
5684                boolean nlpSuccess = Settings.Secure.setLocationProviderEnabledForUser(
5685                        cr, LocationManager.NETWORK_PROVIDER, network, userId);
5686                boolean gpsSuccess = Settings.Secure.setLocationProviderEnabledForUser(
5687                        cr, LocationManager.GPS_PROVIDER, gps, userId);
5688                return gpsSuccess && nlpSuccess;
5689            }
5690        }
5691
5692        /**
5693         * Thread-safe method for reading the location mode, returns one of
5694         * {@link #LOCATION_MODE_HIGH_ACCURACY}, {@link #LOCATION_MODE_SENSORS_ONLY},
5695         * {@link #LOCATION_MODE_BATTERY_SAVING}, or {@link #LOCATION_MODE_OFF}.
5696         *
5697         * @param cr the content resolver to use
5698         * @param userId the userId for which to read the mode
5699         * @return the location mode
5700         */
5701        private static final int getLocationModeForUser(ContentResolver cr, int userId) {
5702            synchronized (mLocationSettingsLock) {
5703                boolean gpsEnabled = Settings.Secure.isLocationProviderEnabledForUser(
5704                        cr, LocationManager.GPS_PROVIDER, userId);
5705                boolean networkEnabled = Settings.Secure.isLocationProviderEnabledForUser(
5706                        cr, LocationManager.NETWORK_PROVIDER, userId);
5707                if (gpsEnabled && networkEnabled) {
5708                    return LOCATION_MODE_HIGH_ACCURACY;
5709                } else if (gpsEnabled) {
5710                    return LOCATION_MODE_SENSORS_ONLY;
5711                } else if (networkEnabled) {
5712                    return LOCATION_MODE_BATTERY_SAVING;
5713                } else {
5714                    return LOCATION_MODE_OFF;
5715                }
5716            }
5717        }
5718    }
5719
5720    /**
5721     * Global system settings, containing preferences that always apply identically
5722     * to all defined users.  Applications can read these but are not allowed to write;
5723     * like the "Secure" settings, these are for preferences that the user must
5724     * explicitly modify through the system UI or specialized APIs for those values.
5725     */
5726    public static final class Global extends NameValueTable {
5727        public static final String SYS_PROP_SETTING_VERSION = "sys.settings_global_version";
5728
5729        /**
5730         * The content:// style URL for global secure settings items.  Not public.
5731         */
5732        public static final Uri CONTENT_URI = Uri.parse("content://" + AUTHORITY + "/global");
5733
5734        /**
5735         * Whether users are allowed to add more users or guest from lockscreen.
5736         * <p>
5737         * Type: int
5738         * @hide
5739         */
5740        public static final String ADD_USERS_WHEN_LOCKED = "add_users_when_locked";
5741
5742        /**
5743         * Setting whether the global gesture for enabling accessibility is enabled.
5744         * If this gesture is enabled the user will be able to perfrom it to enable
5745         * the accessibility state without visiting the settings app.
5746         * @hide
5747         */
5748        public static final String ENABLE_ACCESSIBILITY_GLOBAL_GESTURE_ENABLED =
5749                "enable_accessibility_global_gesture_enabled";
5750
5751        /**
5752         * Whether Airplane Mode is on.
5753         */
5754        public static final String AIRPLANE_MODE_ON = "airplane_mode_on";
5755
5756        /**
5757         * Whether Theater Mode is on.
5758         * {@hide}
5759         */
5760        @SystemApi
5761        public static final String THEATER_MODE_ON = "theater_mode_on";
5762
5763        /**
5764         * Constant for use in AIRPLANE_MODE_RADIOS to specify Bluetooth radio.
5765         */
5766        public static final String RADIO_BLUETOOTH = "bluetooth";
5767
5768        /**
5769         * Constant for use in AIRPLANE_MODE_RADIOS to specify Wi-Fi radio.
5770         */
5771        public static final String RADIO_WIFI = "wifi";
5772
5773        /**
5774         * {@hide}
5775         */
5776        public static final String RADIO_WIMAX = "wimax";
5777        /**
5778         * Constant for use in AIRPLANE_MODE_RADIOS to specify Cellular radio.
5779         */
5780        public static final String RADIO_CELL = "cell";
5781
5782        /**
5783         * Constant for use in AIRPLANE_MODE_RADIOS to specify NFC radio.
5784         */
5785        public static final String RADIO_NFC = "nfc";
5786
5787        /**
5788         * A comma separated list of radios that need to be disabled when airplane mode
5789         * is on. This overrides WIFI_ON and BLUETOOTH_ON, if Wi-Fi and bluetooth are
5790         * included in the comma separated list.
5791         */
5792        public static final String AIRPLANE_MODE_RADIOS = "airplane_mode_radios";
5793
5794        /**
5795         * A comma separated list of radios that should to be disabled when airplane mode
5796         * is on, but can be manually reenabled by the user.  For example, if RADIO_WIFI is
5797         * added to both AIRPLANE_MODE_RADIOS and AIRPLANE_MODE_TOGGLEABLE_RADIOS, then Wifi
5798         * will be turned off when entering airplane mode, but the user will be able to reenable
5799         * Wifi in the Settings app.
5800         *
5801         * {@hide}
5802         */
5803        public static final String AIRPLANE_MODE_TOGGLEABLE_RADIOS = "airplane_mode_toggleable_radios";
5804
5805        /**
5806         * The policy for deciding when Wi-Fi should go to sleep (which will in
5807         * turn switch to using the mobile data as an Internet connection).
5808         * <p>
5809         * Set to one of {@link #WIFI_SLEEP_POLICY_DEFAULT},
5810         * {@link #WIFI_SLEEP_POLICY_NEVER_WHILE_PLUGGED}, or
5811         * {@link #WIFI_SLEEP_POLICY_NEVER}.
5812         */
5813        public static final String WIFI_SLEEP_POLICY = "wifi_sleep_policy";
5814
5815        /**
5816         * Value for {@link #WIFI_SLEEP_POLICY} to use the default Wi-Fi sleep
5817         * policy, which is to sleep shortly after the turning off
5818         * according to the {@link #STAY_ON_WHILE_PLUGGED_IN} setting.
5819         */
5820        public static final int WIFI_SLEEP_POLICY_DEFAULT = 0;
5821
5822        /**
5823         * Value for {@link #WIFI_SLEEP_POLICY} to use the default policy when
5824         * the device is on battery, and never go to sleep when the device is
5825         * plugged in.
5826         */
5827        public static final int WIFI_SLEEP_POLICY_NEVER_WHILE_PLUGGED = 1;
5828
5829        /**
5830         * Value for {@link #WIFI_SLEEP_POLICY} to never go to sleep.
5831         */
5832        public static final int WIFI_SLEEP_POLICY_NEVER = 2;
5833
5834        /**
5835         * Value to specify if the user prefers the date, time and time zone
5836         * to be automatically fetched from the network (NITZ). 1=yes, 0=no
5837         */
5838        public static final String AUTO_TIME = "auto_time";
5839
5840        /**
5841         * Value to specify if the user prefers the time zone
5842         * to be automatically fetched from the network (NITZ). 1=yes, 0=no
5843         */
5844        public static final String AUTO_TIME_ZONE = "auto_time_zone";
5845
5846        /**
5847         * URI for the car dock "in" event sound.
5848         * @hide
5849         */
5850        public static final String CAR_DOCK_SOUND = "car_dock_sound";
5851
5852        /**
5853         * URI for the car dock "out" event sound.
5854         * @hide
5855         */
5856        public static final String CAR_UNDOCK_SOUND = "car_undock_sound";
5857
5858        /**
5859         * URI for the desk dock "in" event sound.
5860         * @hide
5861         */
5862        public static final String DESK_DOCK_SOUND = "desk_dock_sound";
5863
5864        /**
5865         * URI for the desk dock "out" event sound.
5866         * @hide
5867         */
5868        public static final String DESK_UNDOCK_SOUND = "desk_undock_sound";
5869
5870        /**
5871         * Whether to play a sound for dock events.
5872         * @hide
5873         */
5874        public static final String DOCK_SOUNDS_ENABLED = "dock_sounds_enabled";
5875
5876        /**
5877         * URI for the "device locked" (keyguard shown) sound.
5878         * @hide
5879         */
5880        public static final String LOCK_SOUND = "lock_sound";
5881
5882        /**
5883         * URI for the "device unlocked" sound.
5884         * @hide
5885         */
5886        public static final String UNLOCK_SOUND = "unlock_sound";
5887
5888        /**
5889         * URI for the "device is trusted" sound, which is played when the device enters the trusted
5890         * state without unlocking.
5891         * @hide
5892         */
5893        public static final String TRUSTED_SOUND = "trusted_sound";
5894
5895        /**
5896         * URI for the low battery sound file.
5897         * @hide
5898         */
5899        public static final String LOW_BATTERY_SOUND = "low_battery_sound";
5900
5901        /**
5902         * Whether to play a sound for low-battery alerts.
5903         * @hide
5904         */
5905        public static final String POWER_SOUNDS_ENABLED = "power_sounds_enabled";
5906
5907        /**
5908         * URI for the "wireless charging started" sound.
5909         * @hide
5910         */
5911        public static final String WIRELESS_CHARGING_STARTED_SOUND =
5912                "wireless_charging_started_sound";
5913
5914        /**
5915         * Whether we keep the device on while the device is plugged in.
5916         * Supported values are:
5917         * <ul>
5918         * <li>{@code 0} to never stay on while plugged in</li>
5919         * <li>{@link BatteryManager#BATTERY_PLUGGED_AC} to stay on for AC charger</li>
5920         * <li>{@link BatteryManager#BATTERY_PLUGGED_USB} to stay on for USB charger</li>
5921         * <li>{@link BatteryManager#BATTERY_PLUGGED_WIRELESS} to stay on for wireless charger</li>
5922         * </ul>
5923         * These values can be OR-ed together.
5924         */
5925        public static final String STAY_ON_WHILE_PLUGGED_IN = "stay_on_while_plugged_in";
5926
5927        /**
5928         * When the user has enable the option to have a "bug report" command
5929         * in the power menu.
5930         * @hide
5931         */
5932        public static final String BUGREPORT_IN_POWER_MENU = "bugreport_in_power_menu";
5933
5934        /**
5935         * Whether ADB is enabled.
5936         */
5937        public static final String ADB_ENABLED = "adb_enabled";
5938
5939        /**
5940         * Whether Views are allowed to save their attribute data.
5941         * @hide
5942         */
5943        public static final String DEBUG_VIEW_ATTRIBUTES = "debug_view_attributes";
5944
5945        /**
5946         * Whether assisted GPS should be enabled or not.
5947         * @hide
5948         */
5949        public static final String ASSISTED_GPS_ENABLED = "assisted_gps_enabled";
5950
5951        /**
5952         * Whether bluetooth is enabled/disabled
5953         * 0=disabled. 1=enabled.
5954         */
5955        public static final String BLUETOOTH_ON = "bluetooth_on";
5956
5957        /**
5958         * CDMA Cell Broadcast SMS
5959         *                            0 = CDMA Cell Broadcast SMS disabled
5960         *                            1 = CDMA Cell Broadcast SMS enabled
5961         * @hide
5962         */
5963        public static final String CDMA_CELL_BROADCAST_SMS =
5964                "cdma_cell_broadcast_sms";
5965
5966        /**
5967         * The CDMA roaming mode 0 = Home Networks, CDMA default
5968         *                       1 = Roaming on Affiliated networks
5969         *                       2 = Roaming on any networks
5970         * @hide
5971         */
5972        public static final String CDMA_ROAMING_MODE = "roaming_settings";
5973
5974        /**
5975         * The CDMA subscription mode 0 = RUIM/SIM (default)
5976         *                                1 = NV
5977         * @hide
5978         */
5979        public static final String CDMA_SUBSCRIPTION_MODE = "subscription_mode";
5980
5981        /** Inactivity timeout to track mobile data activity.
5982        *
5983        * If set to a positive integer, it indicates the inactivity timeout value in seconds to
5984        * infer the data activity of mobile network. After a period of no activity on mobile
5985        * networks with length specified by the timeout, an {@code ACTION_DATA_ACTIVITY_CHANGE}
5986        * intent is fired to indicate a transition of network status from "active" to "idle". Any
5987        * subsequent activity on mobile networks triggers the firing of {@code
5988        * ACTION_DATA_ACTIVITY_CHANGE} intent indicating transition from "idle" to "active".
5989        *
5990        * Network activity refers to transmitting or receiving data on the network interfaces.
5991        *
5992        * Tracking is disabled if set to zero or negative value.
5993        *
5994        * @hide
5995        */
5996       public static final String DATA_ACTIVITY_TIMEOUT_MOBILE = "data_activity_timeout_mobile";
5997
5998       /** Timeout to tracking Wifi data activity. Same as {@code DATA_ACTIVITY_TIMEOUT_MOBILE}
5999        * but for Wifi network.
6000        * @hide
6001        */
6002       public static final String DATA_ACTIVITY_TIMEOUT_WIFI = "data_activity_timeout_wifi";
6003
6004       /**
6005        * Whether or not data roaming is enabled. (0 = false, 1 = true)
6006        */
6007       public static final String DATA_ROAMING = "data_roaming";
6008
6009       /**
6010        * The value passed to a Mobile DataConnection via bringUp which defines the
6011        * number of retries to preform when setting up the initial connection. The default
6012        * value defined in DataConnectionTrackerBase#DEFAULT_MDC_INITIAL_RETRY is currently 1.
6013        * @hide
6014        */
6015       public static final String MDC_INITIAL_MAX_RETRY = "mdc_initial_max_retry";
6016
6017       /**
6018        * Whether user has enabled development settings.
6019        */
6020       public static final String DEVELOPMENT_SETTINGS_ENABLED = "development_settings_enabled";
6021
6022       /**
6023        * Whether the device has been provisioned (0 = false, 1 = true)
6024        */
6025       public static final String DEVICE_PROVISIONED = "device_provisioned";
6026
6027       /**
6028        * The saved value for WindowManagerService.setForcedDisplayDensity().
6029        * One integer in dpi.  If unset, then use the real display density.
6030        * @hide
6031        */
6032       public static final String DISPLAY_DENSITY_FORCED = "display_density_forced";
6033
6034       /**
6035        * The saved value for WindowManagerService.setForcedDisplaySize().
6036        * Two integers separated by a comma.  If unset, then use the real display size.
6037        * @hide
6038        */
6039       public static final String DISPLAY_SIZE_FORCED = "display_size_forced";
6040
6041       /**
6042        * The saved value for WindowManagerService.setForcedDisplayScalingMode().
6043        * 0 or unset if scaling is automatic, 1 if scaling is disabled.
6044        * @hide
6045        */
6046       public static final String DISPLAY_SCALING_FORCE = "display_scaling_force";
6047
6048       /**
6049        * The maximum size, in bytes, of a download that the download manager will transfer over
6050        * a non-wifi connection.
6051        * @hide
6052        */
6053       public static final String DOWNLOAD_MAX_BYTES_OVER_MOBILE =
6054               "download_manager_max_bytes_over_mobile";
6055
6056       /**
6057        * The recommended maximum size, in bytes, of a download that the download manager should
6058        * transfer over a non-wifi connection. Over this size, the use will be warned, but will
6059        * have the option to start the download over the mobile connection anyway.
6060        * @hide
6061        */
6062       public static final String DOWNLOAD_RECOMMENDED_MAX_BYTES_OVER_MOBILE =
6063               "download_manager_recommended_max_bytes_over_mobile";
6064
6065       /**
6066        * @deprecated Use {@link android.provider.Settings.Secure#INSTALL_NON_MARKET_APPS} instead
6067        */
6068       @Deprecated
6069       public static final String INSTALL_NON_MARKET_APPS = Secure.INSTALL_NON_MARKET_APPS;
6070
6071       /**
6072        * Whether HDMI control shall be enabled. If disabled, no CEC/MHL command will be
6073        * sent or processed. (0 = false, 1 = true)
6074        * @hide
6075        */
6076       public static final String HDMI_CONTROL_ENABLED = "hdmi_control_enabled";
6077
6078       /**
6079        * Whether HDMI system audio is enabled. If enabled, TV internal speaker is muted,
6080        * and the output is redirected to AV Receiver connected via
6081        * {@Global#HDMI_SYSTEM_AUDIO_OUTPUT}.
6082        * @hide
6083        */
6084       public static final String HDMI_SYSTEM_AUDIO_ENABLED = "hdmi_system_audio_enabled";
6085
6086       /**
6087        * Whether TV will automatically turn on upon reception of the CEC command
6088        * &lt;Text View On&gt; or &lt;Image View On&gt;. (0 = false, 1 = true)
6089        * @hide
6090        */
6091       public static final String HDMI_CONTROL_AUTO_WAKEUP_ENABLED =
6092               "hdmi_control_auto_wakeup_enabled";
6093
6094       /**
6095        * Whether TV will also turn off other CEC devices when it goes to standby mode.
6096        * (0 = false, 1 = true)
6097        * @hide
6098        */
6099       public static final String HDMI_CONTROL_AUTO_DEVICE_OFF_ENABLED =
6100               "hdmi_control_auto_device_off_enabled";
6101
6102       /**
6103        * Whether to use the DHCP client from Lollipop and earlier instead of the newer Android DHCP
6104        * client.
6105        * (0 = false, 1 = true)
6106        * @hide
6107        */
6108       public static final String LEGACY_DHCP_CLIENT = "legacy_dhcp_client";
6109
6110       /**
6111        * Whether TV will switch to MHL port when a mobile device is plugged in.
6112        * (0 = false, 1 = true)
6113        * @hide
6114        */
6115       public static final String MHL_INPUT_SWITCHING_ENABLED = "mhl_input_switching_enabled";
6116
6117       /**
6118        * Whether TV will charge the mobile device connected at MHL port. (0 = false, 1 = true)
6119        * @hide
6120        */
6121       public static final String MHL_POWER_CHARGE_ENABLED = "mhl_power_charge_enabled";
6122
6123       /**
6124        * Whether mobile data connections are allowed by the user.  See
6125        * ConnectivityManager for more info.
6126        * @hide
6127        */
6128       public static final String MOBILE_DATA = "mobile_data";
6129
6130       /** {@hide} */
6131       public static final String NETSTATS_ENABLED = "netstats_enabled";
6132       /** {@hide} */
6133       public static final String NETSTATS_POLL_INTERVAL = "netstats_poll_interval";
6134       /** {@hide} */
6135       public static final String NETSTATS_TIME_CACHE_MAX_AGE = "netstats_time_cache_max_age";
6136       /** {@hide} */
6137       public static final String NETSTATS_GLOBAL_ALERT_BYTES = "netstats_global_alert_bytes";
6138       /** {@hide} */
6139       public static final String NETSTATS_SAMPLE_ENABLED = "netstats_sample_enabled";
6140
6141       /** {@hide} */
6142       public static final String NETSTATS_DEV_BUCKET_DURATION = "netstats_dev_bucket_duration";
6143       /** {@hide} */
6144       public static final String NETSTATS_DEV_PERSIST_BYTES = "netstats_dev_persist_bytes";
6145       /** {@hide} */
6146       public static final String NETSTATS_DEV_ROTATE_AGE = "netstats_dev_rotate_age";
6147       /** {@hide} */
6148       public static final String NETSTATS_DEV_DELETE_AGE = "netstats_dev_delete_age";
6149
6150       /** {@hide} */
6151       public static final String NETSTATS_UID_BUCKET_DURATION = "netstats_uid_bucket_duration";
6152       /** {@hide} */
6153       public static final String NETSTATS_UID_PERSIST_BYTES = "netstats_uid_persist_bytes";
6154       /** {@hide} */
6155       public static final String NETSTATS_UID_ROTATE_AGE = "netstats_uid_rotate_age";
6156       /** {@hide} */
6157       public static final String NETSTATS_UID_DELETE_AGE = "netstats_uid_delete_age";
6158
6159       /** {@hide} */
6160       public static final String NETSTATS_UID_TAG_BUCKET_DURATION = "netstats_uid_tag_bucket_duration";
6161       /** {@hide} */
6162       public static final String NETSTATS_UID_TAG_PERSIST_BYTES = "netstats_uid_tag_persist_bytes";
6163       /** {@hide} */
6164       public static final String NETSTATS_UID_TAG_ROTATE_AGE = "netstats_uid_tag_rotate_age";
6165       /** {@hide} */
6166       public static final String NETSTATS_UID_TAG_DELETE_AGE = "netstats_uid_tag_delete_age";
6167
6168       /**
6169        * User preference for which network(s) should be used. Only the
6170        * connectivity service should touch this.
6171        */
6172       public static final String NETWORK_PREFERENCE = "network_preference";
6173
6174       /**
6175        * Which package name to use for network scoring. If null, or if the package is not a valid
6176        * scorer app, external network scores will neither be requested nor accepted.
6177        * @hide
6178        */
6179       public static final String NETWORK_SCORER_APP = "network_scorer_app";
6180
6181       /**
6182        * If the NITZ_UPDATE_DIFF time is exceeded then an automatic adjustment
6183        * to SystemClock will be allowed even if NITZ_UPDATE_SPACING has not been
6184        * exceeded.
6185        * @hide
6186        */
6187       public static final String NITZ_UPDATE_DIFF = "nitz_update_diff";
6188
6189       /**
6190        * The length of time in milli-seconds that automatic small adjustments to
6191        * SystemClock are ignored if NITZ_UPDATE_DIFF is not exceeded.
6192        * @hide
6193        */
6194       public static final String NITZ_UPDATE_SPACING = "nitz_update_spacing";
6195
6196       /** Preferred NTP server. {@hide} */
6197       public static final String NTP_SERVER = "ntp_server";
6198       /** Timeout in milliseconds to wait for NTP server. {@hide} */
6199       public static final String NTP_TIMEOUT = "ntp_timeout";
6200
6201       /**
6202        * Whether the package manager should send package verification broadcasts for verifiers to
6203        * review apps prior to installation.
6204        * 1 = request apps to be verified prior to installation, if a verifier exists.
6205        * 0 = do not verify apps before installation
6206        * @hide
6207        */
6208       public static final String PACKAGE_VERIFIER_ENABLE = "package_verifier_enable";
6209
6210       /** Timeout for package verification.
6211        * @hide */
6212       public static final String PACKAGE_VERIFIER_TIMEOUT = "verifier_timeout";
6213
6214       /** Default response code for package verification.
6215        * @hide */
6216       public static final String PACKAGE_VERIFIER_DEFAULT_RESPONSE = "verifier_default_response";
6217
6218       /**
6219        * Show package verification setting in the Settings app.
6220        * 1 = show (default)
6221        * 0 = hide
6222        * @hide
6223        */
6224       public static final String PACKAGE_VERIFIER_SETTING_VISIBLE = "verifier_setting_visible";
6225
6226       /**
6227        * Run package verification on apps installed through ADB/ADT/USB
6228        * 1 = perform package verification on ADB installs (default)
6229        * 0 = bypass package verification on ADB installs
6230        * @hide
6231        */
6232       public static final String PACKAGE_VERIFIER_INCLUDE_ADB = "verifier_verify_adb_installs";
6233
6234       /**
6235        * Time since last fstrim (milliseconds) after which we force one to happen
6236        * during device startup.  If unset, the default is 3 days.
6237        * @hide
6238        */
6239       public static final String FSTRIM_MANDATORY_INTERVAL = "fstrim_mandatory_interval";
6240
6241       /**
6242        * The interval in milliseconds at which to check packet counts on the
6243        * mobile data interface when screen is on, to detect possible data
6244        * connection problems.
6245        * @hide
6246        */
6247       public static final String PDP_WATCHDOG_POLL_INTERVAL_MS =
6248               "pdp_watchdog_poll_interval_ms";
6249
6250       /**
6251        * The interval in milliseconds at which to check packet counts on the
6252        * mobile data interface when screen is off, to detect possible data
6253        * connection problems.
6254        * @hide
6255        */
6256       public static final String PDP_WATCHDOG_LONG_POLL_INTERVAL_MS =
6257               "pdp_watchdog_long_poll_interval_ms";
6258
6259       /**
6260        * The interval in milliseconds at which to check packet counts on the
6261        * mobile data interface after {@link #PDP_WATCHDOG_TRIGGER_PACKET_COUNT}
6262        * outgoing packets has been reached without incoming packets.
6263        * @hide
6264        */
6265       public static final String PDP_WATCHDOG_ERROR_POLL_INTERVAL_MS =
6266               "pdp_watchdog_error_poll_interval_ms";
6267
6268       /**
6269        * The number of outgoing packets sent without seeing an incoming packet
6270        * that triggers a countdown (of {@link #PDP_WATCHDOG_ERROR_POLL_COUNT}
6271        * device is logged to the event log
6272        * @hide
6273        */
6274       public static final String PDP_WATCHDOG_TRIGGER_PACKET_COUNT =
6275               "pdp_watchdog_trigger_packet_count";
6276
6277       /**
6278        * The number of polls to perform (at {@link #PDP_WATCHDOG_ERROR_POLL_INTERVAL_MS})
6279        * after hitting {@link #PDP_WATCHDOG_TRIGGER_PACKET_COUNT} before
6280        * attempting data connection recovery.
6281        * @hide
6282        */
6283       public static final String PDP_WATCHDOG_ERROR_POLL_COUNT =
6284               "pdp_watchdog_error_poll_count";
6285
6286       /**
6287        * The number of failed PDP reset attempts before moving to something more
6288        * drastic: re-registering to the network.
6289        * @hide
6290        */
6291       public static final String PDP_WATCHDOG_MAX_PDP_RESET_FAIL_COUNT =
6292               "pdp_watchdog_max_pdp_reset_fail_count";
6293
6294       /**
6295        * A positive value indicates how often the SamplingProfiler
6296        * should take snapshots. Zero value means SamplingProfiler
6297        * is disabled.
6298        *
6299        * @hide
6300        */
6301       public static final String SAMPLING_PROFILER_MS = "sampling_profiler_ms";
6302
6303       /**
6304        * URL to open browser on to allow user to manage a prepay account
6305        * @hide
6306        */
6307       public static final String SETUP_PREPAID_DATA_SERVICE_URL =
6308               "setup_prepaid_data_service_url";
6309
6310       /**
6311        * URL to attempt a GET on to see if this is a prepay device
6312        * @hide
6313        */
6314       public static final String SETUP_PREPAID_DETECTION_TARGET_URL =
6315               "setup_prepaid_detection_target_url";
6316
6317       /**
6318        * Host to check for a redirect to after an attempt to GET
6319        * SETUP_PREPAID_DETECTION_TARGET_URL. (If we redirected there,
6320        * this is a prepaid device with zero balance.)
6321        * @hide
6322        */
6323       public static final String SETUP_PREPAID_DETECTION_REDIR_HOST =
6324               "setup_prepaid_detection_redir_host";
6325
6326       /**
6327        * The interval in milliseconds at which to check the number of SMS sent out without asking
6328        * for use permit, to limit the un-authorized SMS usage.
6329        *
6330        * @hide
6331        */
6332       public static final String SMS_OUTGOING_CHECK_INTERVAL_MS =
6333               "sms_outgoing_check_interval_ms";
6334
6335       /**
6336        * The number of outgoing SMS sent without asking for user permit (of {@link
6337        * #SMS_OUTGOING_CHECK_INTERVAL_MS}
6338        *
6339        * @hide
6340        */
6341       public static final String SMS_OUTGOING_CHECK_MAX_COUNT =
6342               "sms_outgoing_check_max_count";
6343
6344       /**
6345        * Used to disable SMS short code confirmation - defaults to true.
6346        * True indcates we will do the check, etc.  Set to false to disable.
6347        * @see com.android.internal.telephony.SmsUsageMonitor
6348        * @hide
6349        */
6350       public static final String SMS_SHORT_CODE_CONFIRMATION = "sms_short_code_confirmation";
6351
6352        /**
6353         * Used to select which country we use to determine premium sms codes.
6354         * One of com.android.internal.telephony.SMSDispatcher.PREMIUM_RULE_USE_SIM,
6355         * com.android.internal.telephony.SMSDispatcher.PREMIUM_RULE_USE_NETWORK,
6356         * or com.android.internal.telephony.SMSDispatcher.PREMIUM_RULE_USE_BOTH.
6357         * @hide
6358         */
6359        public static final String SMS_SHORT_CODE_RULE = "sms_short_code_rule";
6360
6361       /**
6362        * Used to select TCP's default initial receiver window size in segments - defaults to a build config value
6363        * @hide
6364        */
6365       public static final String TCP_DEFAULT_INIT_RWND = "tcp_default_init_rwnd";
6366
6367       /**
6368        * Used to disable Tethering on a device - defaults to true
6369        * @hide
6370        */
6371       public static final String TETHER_SUPPORTED = "tether_supported";
6372
6373       /**
6374        * Used to require DUN APN on the device or not - defaults to a build config value
6375        * which defaults to false
6376        * @hide
6377        */
6378       public static final String TETHER_DUN_REQUIRED = "tether_dun_required";
6379
6380       /**
6381        * Used to hold a gservices-provisioned apn value for DUN.  If set, or the
6382        * corresponding build config values are set it will override the APN DB
6383        * values.
6384        * Consists of a comma seperated list of strings:
6385        * "name,apn,proxy,port,username,password,server,mmsc,mmsproxy,mmsport,mcc,mnc,auth,type"
6386        * note that empty fields can be ommitted: "name,apn,,,,,,,,,310,260,,DUN"
6387        * @hide
6388        */
6389       public static final String TETHER_DUN_APN = "tether_dun_apn";
6390
6391       /**
6392        * USB Mass Storage Enabled
6393        */
6394       public static final String USB_MASS_STORAGE_ENABLED = "usb_mass_storage_enabled";
6395
6396       /**
6397        * If this setting is set (to anything), then all references
6398        * to Gmail on the device must change to Google Mail.
6399        */
6400       public static final String USE_GOOGLE_MAIL = "use_google_mail";
6401
6402        /**
6403         * Webview Data reduction proxy key.
6404         * @hide
6405         */
6406        public static final String WEBVIEW_DATA_REDUCTION_PROXY_KEY =
6407                "webview_data_reduction_proxy_key";
6408
6409       /**
6410        * Whether Wifi display is enabled/disabled
6411        * 0=disabled. 1=enabled.
6412        * @hide
6413        */
6414       public static final String WIFI_DISPLAY_ON = "wifi_display_on";
6415
6416       /**
6417        * Whether Wifi display certification mode is enabled/disabled
6418        * 0=disabled. 1=enabled.
6419        * @hide
6420        */
6421       public static final String WIFI_DISPLAY_CERTIFICATION_ON =
6422               "wifi_display_certification_on";
6423
6424       /**
6425        * WPS Configuration method used by Wifi display, this setting only
6426        * takes effect when WIFI_DISPLAY_CERTIFICATION_ON is 1 (enabled).
6427        *
6428        * Possible values are:
6429        *
6430        * WpsInfo.INVALID: use default WPS method chosen by framework
6431        * WpsInfo.PBC    : use Push button
6432        * WpsInfo.KEYPAD : use Keypad
6433        * WpsInfo.DISPLAY: use Display
6434        * @hide
6435        */
6436       public static final String WIFI_DISPLAY_WPS_CONFIG =
6437           "wifi_display_wps_config";
6438
6439       /**
6440        * Whether to notify the user of open networks.
6441        * <p>
6442        * If not connected and the scan results have an open network, we will
6443        * put this notification up. If we attempt to connect to a network or
6444        * the open network(s) disappear, we remove the notification. When we
6445        * show the notification, we will not show it again for
6446        * {@link android.provider.Settings.Secure#WIFI_NETWORKS_AVAILABLE_REPEAT_DELAY} time.
6447        */
6448       public static final String WIFI_NETWORKS_AVAILABLE_NOTIFICATION_ON =
6449               "wifi_networks_available_notification_on";
6450       /**
6451        * {@hide}
6452        */
6453       public static final String WIMAX_NETWORKS_AVAILABLE_NOTIFICATION_ON =
6454               "wimax_networks_available_notification_on";
6455
6456       /**
6457        * Delay (in seconds) before repeating the Wi-Fi networks available notification.
6458        * Connecting to a network will reset the timer.
6459        */
6460       public static final String WIFI_NETWORKS_AVAILABLE_REPEAT_DELAY =
6461               "wifi_networks_available_repeat_delay";
6462
6463       /**
6464        * 802.11 country code in ISO 3166 format
6465        * @hide
6466        */
6467       public static final String WIFI_COUNTRY_CODE = "wifi_country_code";
6468
6469       /**
6470        * The interval in milliseconds to issue wake up scans when wifi needs
6471        * to connect. This is necessary to connect to an access point when
6472        * device is on the move and the screen is off.
6473        * @hide
6474        */
6475       public static final String WIFI_FRAMEWORK_SCAN_INTERVAL_MS =
6476               "wifi_framework_scan_interval_ms";
6477
6478       /**
6479        * The interval in milliseconds after which Wi-Fi is considered idle.
6480        * When idle, it is possible for the device to be switched from Wi-Fi to
6481        * the mobile data network.
6482        * @hide
6483        */
6484       public static final String WIFI_IDLE_MS = "wifi_idle_ms";
6485
6486       /**
6487        * When the number of open networks exceeds this number, the
6488        * least-recently-used excess networks will be removed.
6489        */
6490       public static final String WIFI_NUM_OPEN_NETWORKS_KEPT = "wifi_num_open_networks_kept";
6491
6492       /**
6493        * Whether the Wi-Fi should be on.  Only the Wi-Fi service should touch this.
6494        */
6495       public static final String WIFI_ON = "wifi_on";
6496
6497       /**
6498        * Setting to allow scans to be enabled even wifi is turned off for connectivity.
6499        * @hide
6500        */
6501       public static final String WIFI_SCAN_ALWAYS_AVAILABLE =
6502                "wifi_scan_always_enabled";
6503
6504       /**
6505        * Settings to allow BLE scans to be enabled even when Bluetooth is turned off for
6506        * connectivity.
6507        * @hide
6508        */
6509       public static final String BLE_SCAN_ALWAYS_AVAILABLE =
6510               "ble_scan_always_enabled";
6511
6512       /**
6513        * Used to save the Wifi_ON state prior to tethering.
6514        * This state will be checked to restore Wifi after
6515        * the user turns off tethering.
6516        *
6517        * @hide
6518        */
6519       public static final String WIFI_SAVED_STATE = "wifi_saved_state";
6520
6521       /**
6522        * The interval in milliseconds to scan as used by the wifi supplicant
6523        * @hide
6524        */
6525       public static final String WIFI_SUPPLICANT_SCAN_INTERVAL_MS =
6526               "wifi_supplicant_scan_interval_ms";
6527
6528        /**
6529         * whether frameworks handles wifi auto-join
6530         * @hide
6531         */
6532       public static final String WIFI_ENHANCED_AUTO_JOIN =
6533                "wifi_enhanced_auto_join";
6534
6535        /**
6536         * whether settings show RSSI
6537         * @hide
6538         */
6539        public static final String WIFI_NETWORK_SHOW_RSSI =
6540                "wifi_network_show_rssi";
6541
6542        /**
6543        * The interval in milliseconds to scan at supplicant when p2p is connected
6544        * @hide
6545        */
6546       public static final String WIFI_SCAN_INTERVAL_WHEN_P2P_CONNECTED_MS =
6547               "wifi_scan_interval_p2p_connected_ms";
6548
6549       /**
6550        * Whether the Wi-Fi watchdog is enabled.
6551        */
6552       public static final String WIFI_WATCHDOG_ON = "wifi_watchdog_on";
6553
6554       /**
6555        * Setting to turn off poor network avoidance on Wi-Fi. Feature is enabled by default and
6556        * the setting needs to be set to 0 to disable it.
6557        * @hide
6558        */
6559       public static final String WIFI_WATCHDOG_POOR_NETWORK_TEST_ENABLED =
6560               "wifi_watchdog_poor_network_test_enabled";
6561
6562       /**
6563        * Setting to turn on suspend optimizations at screen off on Wi-Fi. Enabled by default and
6564        * needs to be set to 0 to disable it.
6565        * @hide
6566        */
6567       public static final String WIFI_SUSPEND_OPTIMIZATIONS_ENABLED =
6568               "wifi_suspend_optimizations_enabled";
6569
6570       /**
6571        * The maximum number of times we will retry a connection to an access
6572        * point for which we have failed in acquiring an IP address from DHCP.
6573        * A value of N means that we will make N+1 connection attempts in all.
6574        */
6575       public static final String WIFI_MAX_DHCP_RETRY_COUNT = "wifi_max_dhcp_retry_count";
6576
6577       /**
6578        * Maximum amount of time in milliseconds to hold a wakelock while waiting for mobile
6579        * data connectivity to be established after a disconnect from Wi-Fi.
6580        */
6581       public static final String WIFI_MOBILE_DATA_TRANSITION_WAKELOCK_TIMEOUT_MS =
6582           "wifi_mobile_data_transition_wakelock_timeout_ms";
6583
6584       /**
6585        * The operational wifi frequency band
6586        * Set to one of {@link WifiManager#WIFI_FREQUENCY_BAND_AUTO},
6587        * {@link WifiManager#WIFI_FREQUENCY_BAND_5GHZ} or
6588        * {@link WifiManager#WIFI_FREQUENCY_BAND_2GHZ}
6589        *
6590        * @hide
6591        */
6592       public static final String WIFI_FREQUENCY_BAND = "wifi_frequency_band";
6593
6594       /**
6595        * The Wi-Fi peer-to-peer device name
6596        * @hide
6597        */
6598       public static final String WIFI_P2P_DEVICE_NAME = "wifi_p2p_device_name";
6599
6600       /**
6601        * The min time between wifi disable and wifi enable
6602        * @hide
6603        */
6604       public static final String WIFI_REENABLE_DELAY_MS = "wifi_reenable_delay";
6605
6606       /**
6607        * Timeout for ephemeral networks when all known BSSIDs go out of range. We will disconnect
6608        * from an ephemeral network if there is no BSSID for that network with a non-null score that
6609        * has been seen in this time period.
6610        *
6611        * If this is less than or equal to zero, we use a more conservative behavior and only check
6612        * for a non-null score from the currently connected or target BSSID.
6613        * @hide
6614        */
6615       public static final String WIFI_EPHEMERAL_OUT_OF_RANGE_TIMEOUT_MS =
6616               "wifi_ephemeral_out_of_range_timeout_ms";
6617
6618       /**
6619        * The number of milliseconds to delay when checking for data stalls during
6620        * non-aggressive detection. (screen is turned off.)
6621        * @hide
6622        */
6623       public static final String DATA_STALL_ALARM_NON_AGGRESSIVE_DELAY_IN_MS =
6624               "data_stall_alarm_non_aggressive_delay_in_ms";
6625
6626       /**
6627        * The number of milliseconds to delay when checking for data stalls during
6628        * aggressive detection. (screen on or suspected data stall)
6629        * @hide
6630        */
6631       public static final String DATA_STALL_ALARM_AGGRESSIVE_DELAY_IN_MS =
6632               "data_stall_alarm_aggressive_delay_in_ms";
6633
6634       /**
6635        * The number of milliseconds to allow the provisioning apn to remain active
6636        * @hide
6637        */
6638       public static final String PROVISIONING_APN_ALARM_DELAY_IN_MS =
6639               "provisioning_apn_alarm_delay_in_ms";
6640
6641       /**
6642        * The interval in milliseconds at which to check gprs registration
6643        * after the first registration mismatch of gprs and voice service,
6644        * to detect possible data network registration problems.
6645        *
6646        * @hide
6647        */
6648       public static final String GPRS_REGISTER_CHECK_PERIOD_MS =
6649               "gprs_register_check_period_ms";
6650
6651       /**
6652        * Nonzero causes Log.wtf() to crash.
6653        * @hide
6654        */
6655       public static final String WTF_IS_FATAL = "wtf_is_fatal";
6656
6657       /**
6658        * Ringer mode. This is used internally, changing this value will not
6659        * change the ringer mode. See AudioManager.
6660        */
6661       public static final String MODE_RINGER = "mode_ringer";
6662
6663       /**
6664        * Overlay display devices setting.
6665        * The associated value is a specially formatted string that describes the
6666        * size and density of simulated secondary display devices.
6667        * <p>
6668        * Format: {width}x{height}/{dpi};...
6669        * </p><p>
6670        * Example:
6671        * <ul>
6672        * <li><code>1280x720/213</code>: make one overlay that is 1280x720 at 213dpi.</li>
6673        * <li><code>1920x1080/320;1280x720/213</code>: make two overlays, the first
6674        * at 1080p and the second at 720p.</li>
6675        * <li>If the value is empty, then no overlay display devices are created.</li>
6676        * </ul></p>
6677        *
6678        * @hide
6679        */
6680       public static final String OVERLAY_DISPLAY_DEVICES = "overlay_display_devices";
6681
6682        /**
6683         * Threshold values for the duration and level of a discharge cycle,
6684         * under which we log discharge cycle info.
6685         *
6686         * @hide
6687         */
6688        public static final String
6689                BATTERY_DISCHARGE_DURATION_THRESHOLD = "battery_discharge_duration_threshold";
6690
6691        /** @hide */
6692        public static final String BATTERY_DISCHARGE_THRESHOLD = "battery_discharge_threshold";
6693
6694        /**
6695         * Flag for allowing ActivityManagerService to send ACTION_APP_ERROR
6696         * intents on application crashes and ANRs. If this is disabled, the
6697         * crash/ANR dialog will never display the "Report" button.
6698         * <p>
6699         * Type: int (0 = disallow, 1 = allow)
6700         *
6701         * @hide
6702         */
6703        public static final String SEND_ACTION_APP_ERROR = "send_action_app_error";
6704
6705        /**
6706         * Maximum age of entries kept by {@link DropBoxManager}.
6707         *
6708         * @hide
6709         */
6710        public static final String DROPBOX_AGE_SECONDS = "dropbox_age_seconds";
6711
6712        /**
6713         * Maximum number of entry files which {@link DropBoxManager} will keep
6714         * around.
6715         *
6716         * @hide
6717         */
6718        public static final String DROPBOX_MAX_FILES = "dropbox_max_files";
6719
6720        /**
6721         * Maximum amount of disk space used by {@link DropBoxManager} no matter
6722         * what.
6723         *
6724         * @hide
6725         */
6726        public static final String DROPBOX_QUOTA_KB = "dropbox_quota_kb";
6727
6728        /**
6729         * Percent of free disk (excluding reserve) which {@link DropBoxManager}
6730         * will use.
6731         *
6732         * @hide
6733         */
6734        public static final String DROPBOX_QUOTA_PERCENT = "dropbox_quota_percent";
6735
6736        /**
6737         * Percent of total disk which {@link DropBoxManager} will never dip
6738         * into.
6739         *
6740         * @hide
6741         */
6742        public static final String DROPBOX_RESERVE_PERCENT = "dropbox_reserve_percent";
6743
6744        /**
6745         * Prefix for per-tag dropbox disable/enable settings.
6746         *
6747         * @hide
6748         */
6749        public static final String DROPBOX_TAG_PREFIX = "dropbox:";
6750
6751        /**
6752         * Lines of logcat to include with system crash/ANR/etc. reports, as a
6753         * prefix of the dropbox tag of the report type. For example,
6754         * "logcat_for_system_server_anr" controls the lines of logcat captured
6755         * with system server ANR reports. 0 to disable.
6756         *
6757         * @hide
6758         */
6759        public static final String ERROR_LOGCAT_PREFIX = "logcat_for_";
6760
6761        /**
6762         * The interval in minutes after which the amount of free storage left
6763         * on the device is logged to the event log
6764         *
6765         * @hide
6766         */
6767        public static final String SYS_FREE_STORAGE_LOG_INTERVAL = "sys_free_storage_log_interval";
6768
6769        /**
6770         * Threshold for the amount of change in disk free space required to
6771         * report the amount of free space. Used to prevent spamming the logs
6772         * when the disk free space isn't changing frequently.
6773         *
6774         * @hide
6775         */
6776        public static final String
6777                DISK_FREE_CHANGE_REPORTING_THRESHOLD = "disk_free_change_reporting_threshold";
6778
6779        /**
6780         * Minimum percentage of free storage on the device that is used to
6781         * determine if the device is running low on storage. The default is 10.
6782         * <p>
6783         * Say this value is set to 10, the device is considered running low on
6784         * storage if 90% or more of the device storage is filled up.
6785         *
6786         * @hide
6787         */
6788        public static final String
6789                SYS_STORAGE_THRESHOLD_PERCENTAGE = "sys_storage_threshold_percentage";
6790
6791        /**
6792         * Maximum byte size of the low storage threshold. This is to ensure
6793         * that {@link #SYS_STORAGE_THRESHOLD_PERCENTAGE} does not result in an
6794         * overly large threshold for large storage devices. Currently this must
6795         * be less than 2GB. This default is 500MB.
6796         *
6797         * @hide
6798         */
6799        public static final String
6800                SYS_STORAGE_THRESHOLD_MAX_BYTES = "sys_storage_threshold_max_bytes";
6801
6802        /**
6803         * Minimum bytes of free storage on the device before the data partition
6804         * is considered full. By default, 1 MB is reserved to avoid system-wide
6805         * SQLite disk full exceptions.
6806         *
6807         * @hide
6808         */
6809        public static final String
6810                SYS_STORAGE_FULL_THRESHOLD_BYTES = "sys_storage_full_threshold_bytes";
6811
6812        /**
6813         * The maximum reconnect delay for short network outages or when the
6814         * network is suspended due to phone use.
6815         *
6816         * @hide
6817         */
6818        public static final String
6819                SYNC_MAX_RETRY_DELAY_IN_SECONDS = "sync_max_retry_delay_in_seconds";
6820
6821        /**
6822         * The number of milliseconds to delay before sending out
6823         * {@link ConnectivityManager#CONNECTIVITY_ACTION} broadcasts. Ignored.
6824         *
6825         * @hide
6826         */
6827        public static final String CONNECTIVITY_CHANGE_DELAY = "connectivity_change_delay";
6828
6829
6830        /**
6831         * Network sampling interval, in seconds. We'll generate link information
6832         * about bytes/packets sent and error rates based on data sampled in this interval
6833         *
6834         * @hide
6835         */
6836
6837        public static final String CONNECTIVITY_SAMPLING_INTERVAL_IN_SECONDS =
6838                "connectivity_sampling_interval_in_seconds";
6839
6840        /**
6841         * The series of successively longer delays used in retrying to download PAC file.
6842         * Last delay is used between successful PAC downloads.
6843         *
6844         * @hide
6845         */
6846        public static final String PAC_CHANGE_DELAY = "pac_change_delay";
6847
6848        /**
6849         * Setting to turn off captive portal detection. Feature is enabled by
6850         * default and the setting needs to be set to 0 to disable it.
6851         *
6852         * @hide
6853         */
6854        public static final String
6855                CAPTIVE_PORTAL_DETECTION_ENABLED = "captive_portal_detection_enabled";
6856
6857        /**
6858         * The server used for captive portal detection upon a new conection. A
6859         * 204 response code from the server is used for validation.
6860         *
6861         * @hide
6862         */
6863        public static final String CAPTIVE_PORTAL_SERVER = "captive_portal_server";
6864
6865        /**
6866         * Whether network service discovery is enabled.
6867         *
6868         * @hide
6869         */
6870        public static final String NSD_ON = "nsd_on";
6871
6872        /**
6873         * Let user pick default install location.
6874         *
6875         * @hide
6876         */
6877        public static final String SET_INSTALL_LOCATION = "set_install_location";
6878
6879        /**
6880         * Default install location value.
6881         * 0 = auto, let system decide
6882         * 1 = internal
6883         * 2 = sdcard
6884         * @hide
6885         */
6886        public static final String DEFAULT_INSTALL_LOCATION = "default_install_location";
6887
6888        /**
6889         * ms during which to consume extra events related to Inet connection
6890         * condition after a transtion to fully-connected
6891         *
6892         * @hide
6893         */
6894        public static final String
6895                INET_CONDITION_DEBOUNCE_UP_DELAY = "inet_condition_debounce_up_delay";
6896
6897        /**
6898         * ms during which to consume extra events related to Inet connection
6899         * condtion after a transtion to partly-connected
6900         *
6901         * @hide
6902         */
6903        public static final String
6904                INET_CONDITION_DEBOUNCE_DOWN_DELAY = "inet_condition_debounce_down_delay";
6905
6906        /** {@hide} */
6907        public static final String
6908                READ_EXTERNAL_STORAGE_ENFORCED_DEFAULT = "read_external_storage_enforced_default";
6909
6910        /**
6911         * Host name and port for global http proxy. Uses ':' seperator for
6912         * between host and port.
6913         */
6914        public static final String HTTP_PROXY = "http_proxy";
6915
6916        /**
6917         * Host name for global http proxy. Set via ConnectivityManager.
6918         *
6919         * @hide
6920         */
6921        public static final String GLOBAL_HTTP_PROXY_HOST = "global_http_proxy_host";
6922
6923        /**
6924         * Integer host port for global http proxy. Set via ConnectivityManager.
6925         *
6926         * @hide
6927         */
6928        public static final String GLOBAL_HTTP_PROXY_PORT = "global_http_proxy_port";
6929
6930        /**
6931         * Exclusion list for global proxy. This string contains a list of
6932         * comma-separated domains where the global proxy does not apply.
6933         * Domains should be listed in a comma- separated list. Example of
6934         * acceptable formats: ".domain1.com,my.domain2.com" Use
6935         * ConnectivityManager to set/get.
6936         *
6937         * @hide
6938         */
6939        public static final String
6940                GLOBAL_HTTP_PROXY_EXCLUSION_LIST = "global_http_proxy_exclusion_list";
6941
6942        /**
6943         * The location PAC File for the proxy.
6944         * @hide
6945         */
6946        public static final String
6947                GLOBAL_HTTP_PROXY_PAC = "global_proxy_pac_url";
6948
6949        /**
6950         * Enables the UI setting to allow the user to specify the global HTTP
6951         * proxy and associated exclusion list.
6952         *
6953         * @hide
6954         */
6955        public static final String SET_GLOBAL_HTTP_PROXY = "set_global_http_proxy";
6956
6957        /**
6958         * Setting for default DNS in case nobody suggests one
6959         *
6960         * @hide
6961         */
6962        public static final String DEFAULT_DNS_SERVER = "default_dns_server";
6963
6964        /** {@hide} */
6965        public static final String
6966                BLUETOOTH_HEADSET_PRIORITY_PREFIX = "bluetooth_headset_priority_";
6967        /** {@hide} */
6968        public static final String
6969                BLUETOOTH_A2DP_SINK_PRIORITY_PREFIX = "bluetooth_a2dp_sink_priority_";
6970        /** {@hide} */
6971        public static final String
6972                BLUETOOTH_INPUT_DEVICE_PRIORITY_PREFIX = "bluetooth_input_device_priority_";
6973        /** {@hide} */
6974        public static final String
6975                BLUETOOTH_MAP_PRIORITY_PREFIX = "bluetooth_map_priority_";
6976        /** {@hide} */
6977        public static final String
6978                BLUETOOTH_SAP_PRIORITY_PREFIX = "bluetooth_sap_priority_";
6979
6980        /**
6981         * Get the key that retrieves a bluetooth headset's priority.
6982         * @hide
6983         */
6984        public static final String getBluetoothHeadsetPriorityKey(String address) {
6985            return BLUETOOTH_HEADSET_PRIORITY_PREFIX + address.toUpperCase(Locale.ROOT);
6986        }
6987
6988        /**
6989         * Get the key that retrieves a bluetooth a2dp sink's priority.
6990         * @hide
6991         */
6992        public static final String getBluetoothA2dpSinkPriorityKey(String address) {
6993            return BLUETOOTH_A2DP_SINK_PRIORITY_PREFIX + address.toUpperCase(Locale.ROOT);
6994        }
6995
6996        /**
6997         * Get the key that retrieves a bluetooth Input Device's priority.
6998         * @hide
6999         */
7000        public static final String getBluetoothInputDevicePriorityKey(String address) {
7001            return BLUETOOTH_INPUT_DEVICE_PRIORITY_PREFIX + address.toUpperCase(Locale.ROOT);
7002        }
7003
7004        /**
7005         * Get the key that retrieves a bluetooth map priority.
7006         * @hide
7007         */
7008        public static final String getBluetoothMapPriorityKey(String address) {
7009            return BLUETOOTH_MAP_PRIORITY_PREFIX + address.toUpperCase(Locale.ROOT);
7010        }
7011
7012        /**
7013         * Get the key that retrieves a bluetooth map priority.
7014         * @hide
7015         */
7016        public static final String getBluetoothSapPriorityKey(String address) {
7017            return BLUETOOTH_SAP_PRIORITY_PREFIX + address.toUpperCase(Locale.ROOT);
7018        }
7019
7020        /**
7021         * Scaling factor for normal window animations. Setting to 0 will
7022         * disable window animations.
7023         */
7024        public static final String WINDOW_ANIMATION_SCALE = "window_animation_scale";
7025
7026        /**
7027         * Scaling factor for activity transition animations. Setting to 0 will
7028         * disable window animations.
7029         */
7030        public static final String TRANSITION_ANIMATION_SCALE = "transition_animation_scale";
7031
7032        /**
7033         * Scaling factor for Animator-based animations. This affects both the
7034         * start delay and duration of all such animations. Setting to 0 will
7035         * cause animations to end immediately. The default value is 1.
7036         */
7037        public static final String ANIMATOR_DURATION_SCALE = "animator_duration_scale";
7038
7039        /**
7040         * Scaling factor for normal window animations. Setting to 0 will
7041         * disable window animations.
7042         *
7043         * @hide
7044         */
7045        public static final String FANCY_IME_ANIMATIONS = "fancy_ime_animations";
7046
7047        /**
7048         * If 0, the compatibility mode is off for all applications.
7049         * If 1, older applications run under compatibility mode.
7050         * TODO: remove this settings before code freeze (bug/1907571)
7051         * @hide
7052         */
7053        public static final String COMPATIBILITY_MODE = "compatibility_mode";
7054
7055        /**
7056         * CDMA only settings
7057         * Emergency Tone  0 = Off
7058         *                 1 = Alert
7059         *                 2 = Vibrate
7060         * @hide
7061         */
7062        public static final String EMERGENCY_TONE = "emergency_tone";
7063
7064        /**
7065         * CDMA only settings
7066         * Whether the auto retry is enabled. The value is
7067         * boolean (1 or 0).
7068         * @hide
7069         */
7070        public static final String CALL_AUTO_RETRY = "call_auto_retry";
7071
7072        /**
7073         * See RIL_PreferredNetworkType in ril.h
7074         * @hide
7075         */
7076        public static final String PREFERRED_NETWORK_MODE =
7077                "preferred_network_mode";
7078
7079        /**
7080         * Setting to 1 will hide carrier network settings.
7081         * Default is 0.
7082         */
7083        public static final String HIDE_CARRIER_NETWORK_SETTINGS =
7084                "hide_carrier_network_settings";
7085
7086        /**
7087         * Name of an application package to be debugged.
7088         */
7089        public static final String DEBUG_APP = "debug_app";
7090
7091        /**
7092         * If 1, when launching DEBUG_APP it will wait for the debugger before
7093         * starting user code.  If 0, it will run normally.
7094         */
7095        public static final String WAIT_FOR_DEBUGGER = "wait_for_debugger";
7096
7097        /**
7098         * Control whether the process CPU usage meter should be shown.
7099         */
7100        public static final String SHOW_PROCESSES = "show_processes";
7101
7102        /**
7103         * If 1 low power mode is enabled.
7104         * @hide
7105         */
7106        public static final String LOW_POWER_MODE = "low_power";
7107
7108        /**
7109         * Battery level [1-99] at which low power mode automatically turns on.
7110         * If 0, it will not automatically turn on.
7111         * @hide
7112         */
7113        public static final String LOW_POWER_MODE_TRIGGER_LEVEL = "low_power_trigger_level";
7114
7115         /**
7116         * If 1, the activity manager will aggressively finish activities and
7117         * processes as soon as they are no longer needed.  If 0, the normal
7118         * extended lifetime is used.
7119         */
7120        public static final String ALWAYS_FINISH_ACTIVITIES = "always_finish_activities";
7121
7122        /**
7123         * Use Dock audio output for media:
7124         *      0 = disabled
7125         *      1 = enabled
7126         * @hide
7127         */
7128        public static final String DOCK_AUDIO_MEDIA_ENABLED = "dock_audio_media_enabled";
7129
7130        /**
7131         * Persisted safe headphone volume management state by AudioService
7132         * @hide
7133         */
7134        public static final String AUDIO_SAFE_VOLUME_STATE = "audio_safe_volume_state";
7135
7136        /**
7137         * URL for tzinfo (time zone) updates
7138         * @hide
7139         */
7140        public static final String TZINFO_UPDATE_CONTENT_URL = "tzinfo_content_url";
7141
7142        /**
7143         * URL for tzinfo (time zone) update metadata
7144         * @hide
7145         */
7146        public static final String TZINFO_UPDATE_METADATA_URL = "tzinfo_metadata_url";
7147
7148        /**
7149         * URL for selinux (mandatory access control) updates
7150         * @hide
7151         */
7152        public static final String SELINUX_UPDATE_CONTENT_URL = "selinux_content_url";
7153
7154        /**
7155         * URL for selinux (mandatory access control) update metadata
7156         * @hide
7157         */
7158        public static final String SELINUX_UPDATE_METADATA_URL = "selinux_metadata_url";
7159
7160        /**
7161         * URL for sms short code updates
7162         * @hide
7163         */
7164        public static final String SMS_SHORT_CODES_UPDATE_CONTENT_URL =
7165                "sms_short_codes_content_url";
7166
7167        /**
7168         * URL for sms short code update metadata
7169         * @hide
7170         */
7171        public static final String SMS_SHORT_CODES_UPDATE_METADATA_URL =
7172                "sms_short_codes_metadata_url";
7173
7174        /**
7175         * URL for cert pinlist updates
7176         * @hide
7177         */
7178        public static final String CERT_PIN_UPDATE_CONTENT_URL = "cert_pin_content_url";
7179
7180        /**
7181         * URL for cert pinlist updates
7182         * @hide
7183         */
7184        public static final String CERT_PIN_UPDATE_METADATA_URL = "cert_pin_metadata_url";
7185
7186        /**
7187         * URL for intent firewall updates
7188         * @hide
7189         */
7190        public static final String INTENT_FIREWALL_UPDATE_CONTENT_URL =
7191                "intent_firewall_content_url";
7192
7193        /**
7194         * URL for intent firewall update metadata
7195         * @hide
7196         */
7197        public static final String INTENT_FIREWALL_UPDATE_METADATA_URL =
7198                "intent_firewall_metadata_url";
7199
7200        /**
7201         * SELinux enforcement status. If 0, permissive; if 1, enforcing.
7202         * @hide
7203         */
7204        public static final String SELINUX_STATUS = "selinux_status";
7205
7206        /**
7207         * Developer setting to force RTL layout.
7208         * @hide
7209         */
7210        public static final String DEVELOPMENT_FORCE_RTL = "debug.force_rtl";
7211
7212        /**
7213         * Milliseconds after screen-off after which low battery sounds will be silenced.
7214         *
7215         * If zero, battery sounds will always play.
7216         * Defaults to @integer/def_low_battery_sound_timeout in SettingsProvider.
7217         *
7218         * @hide
7219         */
7220        public static final String LOW_BATTERY_SOUND_TIMEOUT = "low_battery_sound_timeout";
7221
7222        /**
7223         * Milliseconds to wait before bouncing Wi-Fi after settings is restored. Note that after
7224         * the caller is done with this, they should call {@link ContentResolver#delete} to
7225         * clean up any value that they may have written.
7226         *
7227         * @hide
7228         */
7229        public static final String WIFI_BOUNCE_DELAY_OVERRIDE_MS = "wifi_bounce_delay_override_ms";
7230
7231        /**
7232         * Defines global runtime overrides to window policy.
7233         *
7234         * See {@link com.android.server.policy.PolicyControl} for value format.
7235         *
7236         * @hide
7237         */
7238        public static final String POLICY_CONTROL = "policy_control";
7239
7240        /**
7241         * Defines global zen mode.  ZEN_MODE_OFF, ZEN_MODE_IMPORTANT_INTERRUPTIONS,
7242         * or ZEN_MODE_NO_INTERRUPTIONS.
7243         *
7244         * @hide
7245         */
7246        public static final String ZEN_MODE = "zen_mode";
7247
7248        /** @hide */ public static final int ZEN_MODE_OFF = 0;
7249        /** @hide */ public static final int ZEN_MODE_IMPORTANT_INTERRUPTIONS = 1;
7250        /** @hide */ public static final int ZEN_MODE_NO_INTERRUPTIONS = 2;
7251        /** @hide */ public static final int ZEN_MODE_ALARMS = 3;
7252
7253        /** @hide */ public static String zenModeToString(int mode) {
7254            if (mode == ZEN_MODE_IMPORTANT_INTERRUPTIONS) return "ZEN_MODE_IMPORTANT_INTERRUPTIONS";
7255            if (mode == ZEN_MODE_ALARMS) return "ZEN_MODE_ALARMS";
7256            if (mode == ZEN_MODE_NO_INTERRUPTIONS) return "ZEN_MODE_NO_INTERRUPTIONS";
7257            return "ZEN_MODE_OFF";
7258        }
7259
7260        /** @hide */ public static boolean isValidZenMode(int value) {
7261            switch (value) {
7262                case Global.ZEN_MODE_OFF:
7263                case Global.ZEN_MODE_IMPORTANT_INTERRUPTIONS:
7264                case Global.ZEN_MODE_ALARMS:
7265                case Global.ZEN_MODE_NO_INTERRUPTIONS:
7266                    return true;
7267                default:
7268                    return false;
7269            }
7270        }
7271
7272        /**
7273         * Opaque value, changes when persisted zen mode configuration changes.
7274         *
7275         * @hide
7276         */
7277        public static final String ZEN_MODE_CONFIG_ETAG = "zen_mode_config_etag";
7278
7279        /**
7280         * Defines global heads up toggle.  One of HEADS_UP_OFF, HEADS_UP_ON.
7281         *
7282         * @hide
7283         */
7284        public static final String HEADS_UP_NOTIFICATIONS_ENABLED =
7285                "heads_up_notifications_enabled";
7286
7287        /** @hide */ public static final int HEADS_UP_OFF = 0;
7288        /** @hide */ public static final int HEADS_UP_ON = 1;
7289
7290        /**
7291         * The name of the device
7292         *
7293         * @hide
7294         */
7295        public static final String DEVICE_NAME = "device_name";
7296
7297        /**
7298         * Whether it should be possible to create a guest user on the device.
7299         * <p>
7300         * Type: int (0 for disabled, 1 for enabled)
7301         * @hide
7302         */
7303        public static final String GUEST_USER_ENABLED = "guest_user_enabled";
7304
7305        /**
7306         * Whether the NetworkScoringService has been first initialized.
7307         * <p>
7308         * Type: int (0 for false, 1 for true)
7309         * @hide
7310         */
7311        public static final String NETWORK_SCORING_PROVISIONED = "network_scoring_provisioned";
7312
7313        /**
7314         * Whether the user wants to be prompted for password to decrypt the device on boot.
7315         * This only matters if the storage is encrypted.
7316         * <p>
7317         * Type: int (0 for false, 1 for true)
7318         * @hide
7319         */
7320        public static final String REQUIRE_PASSWORD_TO_DECRYPT = "require_password_to_decrypt";
7321
7322        /**
7323         * Whether the Volte/VT is enabled
7324         * <p>
7325         * Type: int (0 for false, 1 for true)
7326         * @hide
7327         */
7328        public static final String ENHANCED_4G_MODE_ENABLED = "volte_vt_enabled";
7329
7330        /**
7331         * Whether WFC is enabled
7332         * <p>
7333         * Type: int (0 for false, 1 for true)
7334         *
7335         * @hide
7336         */
7337        public static final String WFC_IMS_ENABLED = "wfc_ims_enabled";
7338
7339        /**
7340         * WFC Mode.
7341         * <p>
7342         * Type: int - 2=Wi-Fi preferred, 1=Cellular preferred, 0=Wi-Fi only
7343         *
7344         * @hide
7345         */
7346        public static final String WFC_IMS_MODE = "wfc_ims_mode";
7347
7348        /**
7349         * Whether WFC roaming is enabled
7350         * <p>
7351         * Type: int (0 for false, 1 for true)
7352         *
7353         * @hide
7354         */
7355        public static final String WFC_IMS_ROAMING_ENABLED = "wfc_ims_roaming_enabled";
7356
7357        /**
7358         * Global override to disable VoLTE (independent of user setting)
7359         * <p>
7360         * Type: int (1 for disable VoLTE, 0 to use user configuration)
7361         * @hide
7362         */
7363        public static final String VOLTE_FEATURE_DISABLED = "volte_feature_disabled";
7364
7365        /**
7366         * Whether user can enable/disable LTE as a preferred network. A carrier might control
7367         * this via gservices, OMA-DM, carrier app, etc.
7368         * <p>
7369         * Type: int (0 for false, 1 for true)
7370         * @hide
7371         */
7372        public static final String LTE_SERVICE_FORCED = "lte_service_forced";
7373
7374        /**
7375         * Settings to backup. This is here so that it's in the same place as the settings
7376         * keys and easy to update.
7377         *
7378         * These keys may be mentioned in the SETTINGS_TO_BACKUP arrays in System
7379         * and Secure as well.  This is because those tables drive both backup and
7380         * restore, and restore needs to properly whitelist keys that used to live
7381         * in those namespaces.  The keys will only actually be backed up / restored
7382         * if they are also mentioned in this table (Global.SETTINGS_TO_BACKUP).
7383         *
7384         * NOTE: Settings are backed up and restored in the order they appear
7385         *       in this array. If you have one setting depending on another,
7386         *       make sure that they are ordered appropriately.
7387         *
7388         * @hide
7389         */
7390        public static final String[] SETTINGS_TO_BACKUP = {
7391            BUGREPORT_IN_POWER_MENU,
7392            STAY_ON_WHILE_PLUGGED_IN,
7393            AUTO_TIME,
7394            AUTO_TIME_ZONE,
7395            POWER_SOUNDS_ENABLED,
7396            DOCK_SOUNDS_ENABLED,
7397            USB_MASS_STORAGE_ENABLED,
7398            ENABLE_ACCESSIBILITY_GLOBAL_GESTURE_ENABLED,
7399            WIFI_NETWORKS_AVAILABLE_NOTIFICATION_ON,
7400            WIFI_NETWORKS_AVAILABLE_REPEAT_DELAY,
7401            WIFI_WATCHDOG_POOR_NETWORK_TEST_ENABLED,
7402            WIFI_NUM_OPEN_NETWORKS_KEPT,
7403            EMERGENCY_TONE,
7404            CALL_AUTO_RETRY,
7405            DOCK_AUDIO_MEDIA_ENABLED,
7406            LOW_POWER_MODE_TRIGGER_LEVEL
7407        };
7408
7409        // Populated lazily, guarded by class object:
7410        private static NameValueCache sNameValueCache = new NameValueCache(
7411                    SYS_PROP_SETTING_VERSION,
7412                    CONTENT_URI,
7413                    CALL_METHOD_GET_GLOBAL,
7414                    CALL_METHOD_PUT_GLOBAL);
7415
7416        // Certain settings have been moved from global to the per-user secure namespace
7417        private static final HashSet<String> MOVED_TO_SECURE;
7418        static {
7419            MOVED_TO_SECURE = new HashSet<String>(1);
7420            MOVED_TO_SECURE.add(Settings.Global.INSTALL_NON_MARKET_APPS);
7421        }
7422
7423        /** @hide */
7424        public static void getMovedToSecureSettings(Set<String> outKeySet) {
7425            outKeySet.addAll(MOVED_TO_SECURE);
7426        }
7427
7428        /**
7429         * Look up a name in the database.
7430         * @param resolver to access the database with
7431         * @param name to look up in the table
7432         * @return the corresponding value, or null if not present
7433         */
7434        public static String getString(ContentResolver resolver, String name) {
7435            return getStringForUser(resolver, name, UserHandle.myUserId());
7436        }
7437
7438        /** @hide */
7439        public static String getStringForUser(ContentResolver resolver, String name,
7440                int userHandle) {
7441            if (MOVED_TO_SECURE.contains(name)) {
7442                Log.w(TAG, "Setting " + name + " has moved from android.provider.Settings.Global"
7443                        + " to android.provider.Settings.Secure, returning read-only value.");
7444                return Secure.getStringForUser(resolver, name, userHandle);
7445            }
7446            return sNameValueCache.getStringForUser(resolver, name, userHandle);
7447        }
7448
7449        /**
7450         * Store a name/value pair into the database.
7451         * @param resolver to access the database with
7452         * @param name to store
7453         * @param value to associate with the name
7454         * @return true if the value was set, false on database errors
7455         */
7456        public static boolean putString(ContentResolver resolver,
7457                String name, String value) {
7458            return putStringForUser(resolver, name, value, UserHandle.myUserId());
7459        }
7460
7461        /** @hide */
7462        public static boolean putStringForUser(ContentResolver resolver,
7463                String name, String value, int userHandle) {
7464            if (LOCAL_LOGV) {
7465                Log.v(TAG, "Global.putString(name=" + name + ", value=" + value
7466                        + " for " + userHandle);
7467            }
7468            // Global and Secure have the same access policy so we can forward writes
7469            if (MOVED_TO_SECURE.contains(name)) {
7470                Log.w(TAG, "Setting " + name + " has moved from android.provider.Settings.Global"
7471                        + " to android.provider.Settings.Secure, value is unchanged.");
7472                return Secure.putStringForUser(resolver, name, value, userHandle);
7473            }
7474            return sNameValueCache.putStringForUser(resolver, name, value, userHandle);
7475        }
7476
7477        /**
7478         * Construct the content URI for a particular name/value pair,
7479         * useful for monitoring changes with a ContentObserver.
7480         * @param name to look up in the table
7481         * @return the corresponding content URI, or null if not present
7482         */
7483        public static Uri getUriFor(String name) {
7484            return getUriFor(CONTENT_URI, name);
7485        }
7486
7487        /**
7488         * Convenience function for retrieving a single secure settings value
7489         * as an integer.  Note that internally setting values are always
7490         * stored as strings; this function converts the string to an integer
7491         * for you.  The default value will be returned if the setting is
7492         * not defined or not an integer.
7493         *
7494         * @param cr The ContentResolver to access.
7495         * @param name The name of the setting to retrieve.
7496         * @param def Value to return if the setting is not defined.
7497         *
7498         * @return The setting's current value, or 'def' if it is not defined
7499         * or not a valid integer.
7500         */
7501        public static int getInt(ContentResolver cr, String name, int def) {
7502            String v = getString(cr, name);
7503            try {
7504                return v != null ? Integer.parseInt(v) : def;
7505            } catch (NumberFormatException e) {
7506                return def;
7507            }
7508        }
7509
7510        /**
7511         * Convenience function for retrieving a single secure settings value
7512         * as an integer.  Note that internally setting values are always
7513         * stored as strings; this function converts the string to an integer
7514         * for you.
7515         * <p>
7516         * This version does not take a default value.  If the setting has not
7517         * been set, or the string value is not a number,
7518         * it throws {@link SettingNotFoundException}.
7519         *
7520         * @param cr The ContentResolver to access.
7521         * @param name The name of the setting to retrieve.
7522         *
7523         * @throws SettingNotFoundException Thrown if a setting by the given
7524         * name can't be found or the setting value is not an integer.
7525         *
7526         * @return The setting's current value.
7527         */
7528        public static int getInt(ContentResolver cr, String name)
7529                throws SettingNotFoundException {
7530            String v = getString(cr, name);
7531            try {
7532                return Integer.parseInt(v);
7533            } catch (NumberFormatException e) {
7534                throw new SettingNotFoundException(name);
7535            }
7536        }
7537
7538        /**
7539         * Convenience function for updating a single settings value as an
7540         * integer. This will either create a new entry in the table if the
7541         * given name does not exist, or modify the value of the existing row
7542         * with that name.  Note that internally setting values are always
7543         * stored as strings, so this function converts the given value to a
7544         * string before storing it.
7545         *
7546         * @param cr The ContentResolver to access.
7547         * @param name The name of the setting to modify.
7548         * @param value The new value for the setting.
7549         * @return true if the value was set, false on database errors
7550         */
7551        public static boolean putInt(ContentResolver cr, String name, int value) {
7552            return putString(cr, name, Integer.toString(value));
7553        }
7554
7555        /**
7556         * Convenience function for retrieving a single secure settings value
7557         * as a {@code long}.  Note that internally setting values are always
7558         * stored as strings; this function converts the string to a {@code long}
7559         * for you.  The default value will be returned if the setting is
7560         * not defined or not a {@code long}.
7561         *
7562         * @param cr The ContentResolver to access.
7563         * @param name The name of the setting to retrieve.
7564         * @param def Value to return if the setting is not defined.
7565         *
7566         * @return The setting's current value, or 'def' if it is not defined
7567         * or not a valid {@code long}.
7568         */
7569        public static long getLong(ContentResolver cr, String name, long def) {
7570            String valString = getString(cr, name);
7571            long value;
7572            try {
7573                value = valString != null ? Long.parseLong(valString) : def;
7574            } catch (NumberFormatException e) {
7575                value = def;
7576            }
7577            return value;
7578        }
7579
7580        /**
7581         * Convenience function for retrieving a single secure settings value
7582         * as a {@code long}.  Note that internally setting values are always
7583         * stored as strings; this function converts the string to a {@code long}
7584         * for you.
7585         * <p>
7586         * This version does not take a default value.  If the setting has not
7587         * been set, or the string value is not a number,
7588         * it throws {@link SettingNotFoundException}.
7589         *
7590         * @param cr The ContentResolver to access.
7591         * @param name The name of the setting to retrieve.
7592         *
7593         * @return The setting's current value.
7594         * @throws SettingNotFoundException Thrown if a setting by the given
7595         * name can't be found or the setting value is not an integer.
7596         */
7597        public static long getLong(ContentResolver cr, String name)
7598                throws SettingNotFoundException {
7599            String valString = getString(cr, name);
7600            try {
7601                return Long.parseLong(valString);
7602            } catch (NumberFormatException e) {
7603                throw new SettingNotFoundException(name);
7604            }
7605        }
7606
7607        /**
7608         * Convenience function for updating a secure settings value as a long
7609         * integer. This will either create a new entry in the table if the
7610         * given name does not exist, or modify the value of the existing row
7611         * with that name.  Note that internally setting values are always
7612         * stored as strings, so this function converts the given value to a
7613         * string before storing it.
7614         *
7615         * @param cr The ContentResolver to access.
7616         * @param name The name of the setting to modify.
7617         * @param value The new value for the setting.
7618         * @return true if the value was set, false on database errors
7619         */
7620        public static boolean putLong(ContentResolver cr, String name, long value) {
7621            return putString(cr, name, Long.toString(value));
7622        }
7623
7624        /**
7625         * Convenience function for retrieving a single secure settings value
7626         * as a floating point number.  Note that internally setting values are
7627         * always stored as strings; this function converts the string to an
7628         * float for you. The default value will be returned if the setting
7629         * is not defined or not a valid float.
7630         *
7631         * @param cr The ContentResolver to access.
7632         * @param name The name of the setting to retrieve.
7633         * @param def Value to return if the setting is not defined.
7634         *
7635         * @return The setting's current value, or 'def' if it is not defined
7636         * or not a valid float.
7637         */
7638        public static float getFloat(ContentResolver cr, String name, float def) {
7639            String v = getString(cr, name);
7640            try {
7641                return v != null ? Float.parseFloat(v) : def;
7642            } catch (NumberFormatException e) {
7643                return def;
7644            }
7645        }
7646
7647        /**
7648         * Convenience function for retrieving a single secure settings value
7649         * as a float.  Note that internally setting values are always
7650         * stored as strings; this function converts the string to a float
7651         * for you.
7652         * <p>
7653         * This version does not take a default value.  If the setting has not
7654         * been set, or the string value is not a number,
7655         * it throws {@link SettingNotFoundException}.
7656         *
7657         * @param cr The ContentResolver to access.
7658         * @param name The name of the setting to retrieve.
7659         *
7660         * @throws SettingNotFoundException Thrown if a setting by the given
7661         * name can't be found or the setting value is not a float.
7662         *
7663         * @return The setting's current value.
7664         */
7665        public static float getFloat(ContentResolver cr, String name)
7666                throws SettingNotFoundException {
7667            String v = getString(cr, name);
7668            if (v == null) {
7669                throw new SettingNotFoundException(name);
7670            }
7671            try {
7672                return Float.parseFloat(v);
7673            } catch (NumberFormatException e) {
7674                throw new SettingNotFoundException(name);
7675            }
7676        }
7677
7678        /**
7679         * Convenience function for updating a single settings value as a
7680         * floating point number. This will either create a new entry in the
7681         * table if the given name does not exist, or modify the value of the
7682         * existing row with that name.  Note that internally setting values
7683         * are always stored as strings, so this function converts the given
7684         * value to a string before storing it.
7685         *
7686         * @param cr The ContentResolver to access.
7687         * @param name The name of the setting to modify.
7688         * @param value The new value for the setting.
7689         * @return true if the value was set, false on database errors
7690         */
7691        public static boolean putFloat(ContentResolver cr, String name, float value) {
7692            return putString(cr, name, Float.toString(value));
7693        }
7694
7695
7696        /**
7697          * Subscription to be used for voice call on a multi sim device. The supported values
7698          * are 0 = SUB1, 1 = SUB2 and etc.
7699          * @hide
7700          */
7701        public static final String MULTI_SIM_VOICE_CALL_SUBSCRIPTION = "multi_sim_voice_call";
7702
7703        /**
7704          * Used to provide option to user to select subscription during dial.
7705          * The supported values are 0 = disable or 1 = enable prompt.
7706          * @hide
7707          */
7708        public static final String MULTI_SIM_VOICE_PROMPT = "multi_sim_voice_prompt";
7709
7710        /**
7711          * Subscription to be used for data call on a multi sim device. The supported values
7712          * are 0 = SUB1, 1 = SUB2 and etc.
7713          * @hide
7714          */
7715        public static final String MULTI_SIM_DATA_CALL_SUBSCRIPTION = "multi_sim_data_call";
7716
7717        /**
7718          * Subscription to be used for SMS on a multi sim device. The supported values
7719          * are 0 = SUB1, 1 = SUB2 and etc.
7720          * @hide
7721          */
7722        public static final String MULTI_SIM_SMS_SUBSCRIPTION = "multi_sim_sms";
7723
7724       /**
7725          * Used to provide option to user to select subscription during send SMS.
7726          * The value 1 - enable, 0 - disable
7727          * @hide
7728          */
7729        public static final String MULTI_SIM_SMS_PROMPT = "multi_sim_sms_prompt";
7730
7731
7732
7733        /** User preferred subscriptions setting.
7734          * This holds the details of the user selected subscription from the card and
7735          * the activation status. Each settings string have the coma separated values
7736          * iccId,appType,appId,activationStatus,3gppIndex,3gpp2Index
7737          * @hide
7738         */
7739        public static final String[] MULTI_SIM_USER_PREFERRED_SUBS = {"user_preferred_sub1",
7740                "user_preferred_sub2","user_preferred_sub3"};
7741
7742        /**
7743         * Whether to enable new contacts aggregator or not.
7744         * The value 1 - enable, 0 - disable
7745         * @hide
7746         */
7747        public static final String NEW_CONTACT_AGGREGATOR = "new_contact_aggregator";
7748
7749        /**
7750         * Whether to enable contacts metadata syncing or not
7751         * The value 1 - enable, 0 - disable
7752         * @hide
7753         */
7754        public static final String CONTACT_METADATA_SYNC = "contact_metadata_sync";
7755    }
7756
7757    /**
7758     * User-defined bookmarks and shortcuts.  The target of each bookmark is an
7759     * Intent URL, allowing it to be either a web page or a particular
7760     * application activity.
7761     *
7762     * @hide
7763     */
7764    public static final class Bookmarks implements BaseColumns
7765    {
7766        private static final String TAG = "Bookmarks";
7767
7768        /**
7769         * The content:// style URL for this table
7770         */
7771        public static final Uri CONTENT_URI =
7772            Uri.parse("content://" + AUTHORITY + "/bookmarks");
7773
7774        /**
7775         * The row ID.
7776         * <p>Type: INTEGER</p>
7777         */
7778        public static final String ID = "_id";
7779
7780        /**
7781         * Descriptive name of the bookmark that can be displayed to the user.
7782         * If this is empty, the title should be resolved at display time (use
7783         * {@link #getTitle(Context, Cursor)} any time you want to display the
7784         * title of a bookmark.)
7785         * <P>
7786         * Type: TEXT
7787         * </P>
7788         */
7789        public static final String TITLE = "title";
7790
7791        /**
7792         * Arbitrary string (displayed to the user) that allows bookmarks to be
7793         * organized into categories.  There are some special names for
7794         * standard folders, which all start with '@'.  The label displayed for
7795         * the folder changes with the locale (via {@link #getLabelForFolder}) but
7796         * the folder name does not change so you can consistently query for
7797         * the folder regardless of the current locale.
7798         *
7799         * <P>Type: TEXT</P>
7800         *
7801         */
7802        public static final String FOLDER = "folder";
7803
7804        /**
7805         * The Intent URL of the bookmark, describing what it points to.  This
7806         * value is given to {@link android.content.Intent#getIntent} to create
7807         * an Intent that can be launched.
7808         * <P>Type: TEXT</P>
7809         */
7810        public static final String INTENT = "intent";
7811
7812        /**
7813         * Optional shortcut character associated with this bookmark.
7814         * <P>Type: INTEGER</P>
7815         */
7816        public static final String SHORTCUT = "shortcut";
7817
7818        /**
7819         * The order in which the bookmark should be displayed
7820         * <P>Type: INTEGER</P>
7821         */
7822        public static final String ORDERING = "ordering";
7823
7824        private static final String[] sIntentProjection = { INTENT };
7825        private static final String[] sShortcutProjection = { ID, SHORTCUT };
7826        private static final String sShortcutSelection = SHORTCUT + "=?";
7827
7828        /**
7829         * Convenience function to retrieve the bookmarked Intent for a
7830         * particular shortcut key.
7831         *
7832         * @param cr The ContentResolver to query.
7833         * @param shortcut The shortcut key.
7834         *
7835         * @return Intent The bookmarked URL, or null if there is no bookmark
7836         *         matching the given shortcut.
7837         */
7838        public static Intent getIntentForShortcut(ContentResolver cr, char shortcut)
7839        {
7840            Intent intent = null;
7841
7842            Cursor c = cr.query(CONTENT_URI,
7843                    sIntentProjection, sShortcutSelection,
7844                    new String[] { String.valueOf((int) shortcut) }, ORDERING);
7845            // Keep trying until we find a valid shortcut
7846            try {
7847                while (intent == null && c.moveToNext()) {
7848                    try {
7849                        String intentURI = c.getString(c.getColumnIndexOrThrow(INTENT));
7850                        intent = Intent.parseUri(intentURI, 0);
7851                    } catch (java.net.URISyntaxException e) {
7852                        // The stored URL is bad...  ignore it.
7853                    } catch (IllegalArgumentException e) {
7854                        // Column not found
7855                        Log.w(TAG, "Intent column not found", e);
7856                    }
7857                }
7858            } finally {
7859                if (c != null) c.close();
7860            }
7861
7862            return intent;
7863        }
7864
7865        /**
7866         * Add a new bookmark to the system.
7867         *
7868         * @param cr The ContentResolver to query.
7869         * @param intent The desired target of the bookmark.
7870         * @param title Bookmark title that is shown to the user; null if none
7871         *            or it should be resolved to the intent's title.
7872         * @param folder Folder in which to place the bookmark; null if none.
7873         * @param shortcut Shortcut that will invoke the bookmark; 0 if none. If
7874         *            this is non-zero and there is an existing bookmark entry
7875         *            with this same shortcut, then that existing shortcut is
7876         *            cleared (the bookmark is not removed).
7877         * @return The unique content URL for the new bookmark entry.
7878         */
7879        public static Uri add(ContentResolver cr,
7880                                           Intent intent,
7881                                           String title,
7882                                           String folder,
7883                                           char shortcut,
7884                                           int ordering)
7885        {
7886            // If a shortcut is supplied, and it is already defined for
7887            // another bookmark, then remove the old definition.
7888            if (shortcut != 0) {
7889                cr.delete(CONTENT_URI, sShortcutSelection,
7890                        new String[] { String.valueOf((int) shortcut) });
7891            }
7892
7893            ContentValues values = new ContentValues();
7894            if (title != null) values.put(TITLE, title);
7895            if (folder != null) values.put(FOLDER, folder);
7896            values.put(INTENT, intent.toUri(0));
7897            if (shortcut != 0) values.put(SHORTCUT, (int) shortcut);
7898            values.put(ORDERING, ordering);
7899            return cr.insert(CONTENT_URI, values);
7900        }
7901
7902        /**
7903         * Return the folder name as it should be displayed to the user.  This
7904         * takes care of localizing special folders.
7905         *
7906         * @param r Resources object for current locale; only need access to
7907         *          system resources.
7908         * @param folder The value found in the {@link #FOLDER} column.
7909         *
7910         * @return CharSequence The label for this folder that should be shown
7911         *         to the user.
7912         */
7913        public static CharSequence getLabelForFolder(Resources r, String folder) {
7914            return folder;
7915        }
7916
7917        /**
7918         * Return the title as it should be displayed to the user. This takes
7919         * care of localizing bookmarks that point to activities.
7920         *
7921         * @param context A context.
7922         * @param cursor A cursor pointing to the row whose title should be
7923         *        returned. The cursor must contain at least the {@link #TITLE}
7924         *        and {@link #INTENT} columns.
7925         * @return A title that is localized and can be displayed to the user,
7926         *         or the empty string if one could not be found.
7927         */
7928        public static CharSequence getTitle(Context context, Cursor cursor) {
7929            int titleColumn = cursor.getColumnIndex(TITLE);
7930            int intentColumn = cursor.getColumnIndex(INTENT);
7931            if (titleColumn == -1 || intentColumn == -1) {
7932                throw new IllegalArgumentException(
7933                        "The cursor must contain the TITLE and INTENT columns.");
7934            }
7935
7936            String title = cursor.getString(titleColumn);
7937            if (!TextUtils.isEmpty(title)) {
7938                return title;
7939            }
7940
7941            String intentUri = cursor.getString(intentColumn);
7942            if (TextUtils.isEmpty(intentUri)) {
7943                return "";
7944            }
7945
7946            Intent intent;
7947            try {
7948                intent = Intent.parseUri(intentUri, 0);
7949            } catch (URISyntaxException e) {
7950                return "";
7951            }
7952
7953            PackageManager packageManager = context.getPackageManager();
7954            ResolveInfo info = packageManager.resolveActivity(intent, 0);
7955            return info != null ? info.loadLabel(packageManager) : "";
7956        }
7957    }
7958
7959    /**
7960     * Returns the device ID that we should use when connecting to the mobile gtalk server.
7961     * This is a string like "android-0x1242", where the hex string is the Android ID obtained
7962     * from the GoogleLoginService.
7963     *
7964     * @param androidId The Android ID for this device.
7965     * @return The device ID that should be used when connecting to the mobile gtalk server.
7966     * @hide
7967     */
7968    public static String getGTalkDeviceId(long androidId) {
7969        return "android-" + Long.toHexString(androidId);
7970    }
7971}
7972