Settings.java revision a6232df053cdc2df9d8a1d97a5c81d55cce7a1e2
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 Category: Show application settings related to usage access.
193     * <p>
194     * An activity that provides a user interface for adjusting usage access related
195     * preferences for its containing application. Optional but recommended for apps that
196     * use {@link android.Manifest.permission#PACKAGE_USAGE_STATS}.
197     * <p>
198     * The activity may define meta-data to describe what usage access is
199     * used for within their app with {@link #METADATA_USAGE_ACCESS_REASON}, which
200     * will be displayed in Settings.
201     * <p>
202     * Input: Nothing.
203     * <p>
204     * Output: Nothing.
205     */
206    @SdkConstant(SdkConstantType.INTENT_CATEGORY)
207    public static final String INTENT_CATEGORY_USAGE_ACCESS_CONFIG =
208            "android.intent.category.USAGE_ACCESS_CONFIG";
209
210    /**
211     * Metadata key: Reason for needing usage access.
212     * <p>
213     * A key for metadata attached to an activity that receives action
214     * {@link #INTENT_CATEGORY_USAGE_ACCESS_CONFIG}, shown to the
215     * user as description of how the app uses usage access.
216     * <p>
217     */
218    public static final String METADATA_USAGE_ACCESS_REASON =
219            "android.settings.metadata.USAGE_ACCESS_REASON";
220
221    /**
222     * Activity Action: Show settings to allow configuration of security and
223     * location privacy.
224     * <p>
225     * In some cases, a matching Activity may not exist, so ensure you
226     * safeguard against this.
227     * <p>
228     * Input: Nothing.
229     * <p>
230     * Output: Nothing.
231     */
232    @SdkConstant(SdkConstantType.ACTIVITY_INTENT_ACTION)
233    public static final String ACTION_SECURITY_SETTINGS =
234            "android.settings.SECURITY_SETTINGS";
235
236    /**
237     * Activity Action: Show trusted credentials settings, opening to the user tab,
238     * to allow management of installed credentials.
239     * <p>
240     * In some cases, a matching Activity may not exist, so ensure you
241     * safeguard against this.
242     * <p>
243     * Input: Nothing.
244     * <p>
245     * Output: Nothing.
246     * @hide
247     */
248    @SdkConstant(SdkConstantType.ACTIVITY_INTENT_ACTION)
249    public static final String ACTION_TRUSTED_CREDENTIALS_USER =
250            "com.android.settings.TRUSTED_CREDENTIALS_USER";
251
252    /**
253     * Activity Action: Show dialog explaining that an installed CA cert may enable
254     * monitoring of encrypted network traffic.
255     * <p>
256     * In some cases, a matching Activity may not exist, so ensure you
257     * safeguard against this.
258     * <p>
259     * Input: Nothing.
260     * <p>
261     * Output: Nothing.
262     * @hide
263     */
264    @SdkConstant(SdkConstantType.ACTIVITY_INTENT_ACTION)
265    public static final String ACTION_MONITORING_CERT_INFO =
266            "com.android.settings.MONITORING_CERT_INFO";
267
268    /**
269     * Activity Action: Show settings to allow configuration of privacy options.
270     * <p>
271     * In some cases, a matching Activity may not exist, so ensure you
272     * safeguard against this.
273     * <p>
274     * Input: Nothing.
275     * <p>
276     * Output: Nothing.
277     */
278    @SdkConstant(SdkConstantType.ACTIVITY_INTENT_ACTION)
279    public static final String ACTION_PRIVACY_SETTINGS =
280            "android.settings.PRIVACY_SETTINGS";
281
282    /**
283     * Activity Action: Show settings to allow configuration of Wi-Fi.
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     */
293    @SdkConstant(SdkConstantType.ACTIVITY_INTENT_ACTION)
294    public static final String ACTION_WIFI_SETTINGS =
295            "android.settings.WIFI_SETTINGS";
296
297    /**
298     * Activity Action: Show settings to allow configuration of a static IP
299     * address for Wi-Fi.
300     * <p>
301     * In some cases, a matching Activity may not exist, so ensure you safeguard
302     * against this.
303     * <p>
304     * Input: Nothing.
305     * <p>
306     * Output: Nothing.
307     */
308    @SdkConstant(SdkConstantType.ACTIVITY_INTENT_ACTION)
309    public static final String ACTION_WIFI_IP_SETTINGS =
310            "android.settings.WIFI_IP_SETTINGS";
311
312    /**
313     * Activity Action: Show settings to allow configuration of Bluetooth.
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_BLUETOOTH_SETTINGS =
324            "android.settings.BLUETOOTH_SETTINGS";
325
326    /**
327     * Activity Action: Show settings to allow configuration of cast endpoints.
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_CAST_SETTINGS =
338            "android.settings.CAST_SETTINGS";
339
340    /**
341     * Activity Action: Show settings to allow configuration of date and time.
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_DATE_SETTINGS =
352            "android.settings.DATE_SETTINGS";
353
354    /**
355     * Activity Action: Show settings to allow configuration of sound and volume.
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_SOUND_SETTINGS =
366            "android.settings.SOUND_SETTINGS";
367
368    /**
369     * Activity Action: Show settings to allow configuration of display.
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_DISPLAY_SETTINGS =
380            "android.settings.DISPLAY_SETTINGS";
381
382    /**
383     * Activity Action: Show settings to allow configuration of locale.
384     * <p>
385     * In some cases, a matching Activity may not exist, so ensure you
386     * safeguard against this.
387     * <p>
388     * Input: Nothing.
389     * <p>
390     * Output: Nothing.
391     */
392    @SdkConstant(SdkConstantType.ACTIVITY_INTENT_ACTION)
393    public static final String ACTION_LOCALE_SETTINGS =
394            "android.settings.LOCALE_SETTINGS";
395
396    /**
397     * Activity Action: Show settings to configure input methods, in particular
398     * allowing the user to enable input methods.
399     * <p>
400     * In some cases, a matching Activity may not exist, so ensure you
401     * safeguard against this.
402     * <p>
403     * Input: Nothing.
404     * <p>
405     * Output: Nothing.
406     */
407    @SdkConstant(SdkConstantType.ACTIVITY_INTENT_ACTION)
408    public static final String ACTION_VOICE_INPUT_SETTINGS =
409            "android.settings.VOICE_INPUT_SETTINGS";
410
411    /**
412     * Activity Action: Show settings to configure input methods, in particular
413     * allowing the user to enable input methods.
414     * <p>
415     * In some cases, a matching Activity may not exist, so ensure you
416     * safeguard against this.
417     * <p>
418     * Input: Nothing.
419     * <p>
420     * Output: Nothing.
421     */
422    @SdkConstant(SdkConstantType.ACTIVITY_INTENT_ACTION)
423    public static final String ACTION_INPUT_METHOD_SETTINGS =
424            "android.settings.INPUT_METHOD_SETTINGS";
425
426    /**
427     * Activity Action: Show settings to enable/disable input method subtypes.
428     * <p>
429     * In some cases, a matching Activity may not exist, so ensure you
430     * safeguard against this.
431     * <p>
432     * To tell which input method's subtypes are displayed in the settings, add
433     * {@link #EXTRA_INPUT_METHOD_ID} extra to this Intent with the input method id.
434     * If there is no extra in this Intent, subtypes from all installed input methods
435     * will be displayed in the settings.
436     *
437     * @see android.view.inputmethod.InputMethodInfo#getId
438     * <p>
439     * Input: Nothing.
440     * <p>
441     * Output: Nothing.
442     */
443    @SdkConstant(SdkConstantType.ACTIVITY_INTENT_ACTION)
444    public static final String ACTION_INPUT_METHOD_SUBTYPE_SETTINGS =
445            "android.settings.INPUT_METHOD_SUBTYPE_SETTINGS";
446
447    /**
448     * Activity Action: Show a dialog to select input method.
449     * <p>
450     * In some cases, a matching Activity may not exist, so ensure you
451     * safeguard against this.
452     * <p>
453     * Input: Nothing.
454     * <p>
455     * Output: Nothing.
456     * @hide
457     */
458    @SdkConstant(SdkConstantType.ACTIVITY_INTENT_ACTION)
459    public static final String ACTION_SHOW_INPUT_METHOD_PICKER =
460            "android.settings.SHOW_INPUT_METHOD_PICKER";
461
462    /**
463     * Activity Action: Show settings to manage the user input dictionary.
464     * <p>
465     * Starting with {@link android.os.Build.VERSION_CODES#KITKAT},
466     * it is guaranteed there will always be an appropriate implementation for this Intent action.
467     * In prior releases of the platform this was optional, so ensure you safeguard against it.
468     * <p>
469     * Input: Nothing.
470     * <p>
471     * Output: Nothing.
472     */
473    @SdkConstant(SdkConstantType.ACTIVITY_INTENT_ACTION)
474    public static final String ACTION_USER_DICTIONARY_SETTINGS =
475            "android.settings.USER_DICTIONARY_SETTINGS";
476
477    /**
478     * Activity Action: Adds a word to the user dictionary.
479     * <p>
480     * In some cases, a matching Activity may not exist, so ensure you
481     * safeguard against this.
482     * <p>
483     * Input: An extra with key <code>word</code> that contains the word
484     * that should be added to the dictionary.
485     * <p>
486     * Output: Nothing.
487     *
488     * @hide
489     */
490    @SdkConstant(SdkConstantType.ACTIVITY_INTENT_ACTION)
491    public static final String ACTION_USER_DICTIONARY_INSERT =
492            "com.android.settings.USER_DICTIONARY_INSERT";
493
494    /**
495     * Activity Action: Show settings to allow configuration of application-related settings.
496     * <p>
497     * In some cases, a matching Activity may not exist, so ensure you
498     * safeguard against this.
499     * <p>
500     * Input: Nothing.
501     * <p>
502     * Output: Nothing.
503     */
504    @SdkConstant(SdkConstantType.ACTIVITY_INTENT_ACTION)
505    public static final String ACTION_APPLICATION_SETTINGS =
506            "android.settings.APPLICATION_SETTINGS";
507
508    /**
509     * Activity Action: Show settings to allow configuration of application
510     * development-related settings.  As of
511     * {@link android.os.Build.VERSION_CODES#JELLY_BEAN_MR1} this action is
512     * a required part of the platform.
513     * <p>
514     * Input: Nothing.
515     * <p>
516     * Output: Nothing.
517     */
518    @SdkConstant(SdkConstantType.ACTIVITY_INTENT_ACTION)
519    public static final String ACTION_APPLICATION_DEVELOPMENT_SETTINGS =
520            "android.settings.APPLICATION_DEVELOPMENT_SETTINGS";
521
522    /**
523     * Activity Action: Show settings to allow configuration of quick launch shortcuts.
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_QUICK_LAUNCH_SETTINGS =
534            "android.settings.QUICK_LAUNCH_SETTINGS";
535
536    /**
537     * Activity Action: Show settings to manage installed 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_APPLICATIONS_SETTINGS =
548            "android.settings.MANAGE_APPLICATIONS_SETTINGS";
549
550    /**
551     * Activity Action: Show settings to manage all applications.
552     * <p>
553     * In some cases, a matching Activity may not exist, so ensure you
554     * safeguard against this.
555     * <p>
556     * Input: Nothing.
557     * <p>
558     * Output: Nothing.
559     */
560    @SdkConstant(SdkConstantType.ACTIVITY_INTENT_ACTION)
561    public static final String ACTION_MANAGE_ALL_APPLICATIONS_SETTINGS =
562            "android.settings.MANAGE_ALL_APPLICATIONS_SETTINGS";
563
564    /**
565     * Activity Action: Show screen of details about a particular application.
566     * <p>
567     * In some cases, a matching Activity may not exist, so ensure you
568     * safeguard against this.
569     * <p>
570     * Input: The Intent's data URI specifies the application package name
571     * to be shown, with the "package" scheme.  That is "package:com.my.app".
572     * <p>
573     * Output: Nothing.
574     */
575    @SdkConstant(SdkConstantType.ACTIVITY_INTENT_ACTION)
576    public static final String ACTION_APPLICATION_DETAILS_SETTINGS =
577            "android.settings.APPLICATION_DETAILS_SETTINGS";
578
579    /**
580     * Activity Action: Show screen for controlling which apps can ignore battery optimizations.
581     * <p>
582     * In some cases, a matching Activity may not exist, so ensure you
583     * safeguard against this.
584     * <p>
585     * Input: The Intent's data URI specifies the application package name
586     * to be shown, with the "package" scheme.  That is "package:com.my.app".
587     * <p>
588     * Output: Nothing.
589     */
590    @SdkConstant(SdkConstantType.ACTIVITY_INTENT_ACTION)
591    public static final String ACTION_IGNORE_BATTERY_OPTIMIZATION_SETTINGS =
592            "android.settings.IGNORE_BATTERY_OPTIMIZATION_SETTINGS";
593
594    /**
595     * @hide
596     * Activity Action: Show the "app ops" settings screen.
597     * <p>
598     * Input: Nothing.
599     * <p>
600     * Output: Nothing.
601     */
602    @SdkConstant(SdkConstantType.ACTIVITY_INTENT_ACTION)
603    public static final String ACTION_APP_OPS_SETTINGS =
604            "android.settings.APP_OPS_SETTINGS";
605
606    /**
607     * Activity Action: Show settings for system update functionality.
608     * <p>
609     * In some cases, a matching Activity may not exist, so ensure you
610     * safeguard against this.
611     * <p>
612     * Input: Nothing.
613     * <p>
614     * Output: Nothing.
615     *
616     * @hide
617     */
618    @SdkConstant(SdkConstantType.ACTIVITY_INTENT_ACTION)
619    public static final String ACTION_SYSTEM_UPDATE_SETTINGS =
620            "android.settings.SYSTEM_UPDATE_SETTINGS";
621
622    /**
623     * Activity Action: Show settings to allow configuration of sync settings.
624     * <p>
625     * In some cases, a matching Activity may not exist, so ensure you
626     * safeguard against this.
627     * <p>
628     * The account types available to add via the add account button may be restricted by adding an
629     * {@link #EXTRA_AUTHORITIES} extra to this Intent with one or more syncable content provider's
630     * authorities. Only account types which can sync with that content provider will be offered to
631     * the user.
632     * <p>
633     * Input: Nothing.
634     * <p>
635     * Output: Nothing.
636     */
637    @SdkConstant(SdkConstantType.ACTIVITY_INTENT_ACTION)
638    public static final String ACTION_SYNC_SETTINGS =
639            "android.settings.SYNC_SETTINGS";
640
641    /**
642     * Activity Action: Show add account screen for creating a new account.
643     * <p>
644     * In some cases, a matching Activity may not exist, so ensure you
645     * safeguard against this.
646     * <p>
647     * The account types available to add may be restricted by adding an {@link #EXTRA_AUTHORITIES}
648     * extra to the Intent with one or more syncable content provider's authorities.  Only account
649     * types which can sync with that content provider will be offered to the user.
650     * <p>
651     * Account types can also be filtered by adding an {@link #EXTRA_ACCOUNT_TYPES} extra to the
652     * Intent with one or more account types.
653     * <p>
654     * Input: Nothing.
655     * <p>
656     * Output: Nothing.
657     */
658    @SdkConstant(SdkConstantType.ACTIVITY_INTENT_ACTION)
659    public static final String ACTION_ADD_ACCOUNT =
660            "android.settings.ADD_ACCOUNT_SETTINGS";
661
662    /**
663     * Activity Action: Show settings for selecting the network operator.
664     * <p>
665     * In some cases, a matching Activity may not exist, so ensure you
666     * safeguard against this.
667     * <p>
668     * Input: Nothing.
669     * <p>
670     * Output: Nothing.
671     */
672    @SdkConstant(SdkConstantType.ACTIVITY_INTENT_ACTION)
673    public static final String ACTION_NETWORK_OPERATOR_SETTINGS =
674            "android.settings.NETWORK_OPERATOR_SETTINGS";
675
676    /**
677     * Activity Action: Show settings for selection of 2G/3G.
678     * <p>
679     * In some cases, a matching Activity may not exist, so ensure you
680     * safeguard against this.
681     * <p>
682     * Input: Nothing.
683     * <p>
684     * Output: Nothing.
685     */
686    @SdkConstant(SdkConstantType.ACTIVITY_INTENT_ACTION)
687    public static final String ACTION_DATA_ROAMING_SETTINGS =
688            "android.settings.DATA_ROAMING_SETTINGS";
689
690    /**
691     * Activity Action: Show settings for internal storage.
692     * <p>
693     * In some cases, a matching Activity may not exist, so ensure you
694     * safeguard against this.
695     * <p>
696     * Input: Nothing.
697     * <p>
698     * Output: Nothing.
699     */
700    @SdkConstant(SdkConstantType.ACTIVITY_INTENT_ACTION)
701    public static final String ACTION_INTERNAL_STORAGE_SETTINGS =
702            "android.settings.INTERNAL_STORAGE_SETTINGS";
703    /**
704     * Activity Action: Show settings for memory card storage.
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_MEMORY_CARD_SETTINGS =
715            "android.settings.MEMORY_CARD_SETTINGS";
716
717    /**
718     * Activity Action: Show settings for global search.
719     * <p>
720     * In some cases, a matching Activity may not exist, so ensure you
721     * safeguard against this.
722     * <p>
723     * Input: Nothing.
724     * <p>
725     * Output: Nothing
726     */
727    @SdkConstant(SdkConstantType.ACTIVITY_INTENT_ACTION)
728    public static final String ACTION_SEARCH_SETTINGS =
729        "android.search.action.SEARCH_SETTINGS";
730
731    /**
732     * Activity Action: Show general device information settings (serial
733     * number, software version, phone number, etc.).
734     * <p>
735     * In some cases, a matching Activity may not exist, so ensure you
736     * safeguard against this.
737     * <p>
738     * Input: Nothing.
739     * <p>
740     * Output: Nothing
741     */
742    @SdkConstant(SdkConstantType.ACTIVITY_INTENT_ACTION)
743    public static final String ACTION_DEVICE_INFO_SETTINGS =
744        "android.settings.DEVICE_INFO_SETTINGS";
745
746    /**
747     * Activity Action: Show NFC settings.
748     * <p>
749     * This shows UI that allows NFC to be turned on or off.
750     * <p>
751     * In some cases, a matching Activity may not exist, so ensure you
752     * safeguard against this.
753     * <p>
754     * Input: Nothing.
755     * <p>
756     * Output: Nothing
757     * @see android.nfc.NfcAdapter#isEnabled()
758     */
759    @SdkConstant(SdkConstantType.ACTIVITY_INTENT_ACTION)
760    public static final String ACTION_NFC_SETTINGS = "android.settings.NFC_SETTINGS";
761
762    /**
763     * Activity Action: Show NFC Sharing settings.
764     * <p>
765     * This shows UI that allows NDEF Push (Android Beam) to be turned on or
766     * off.
767     * <p>
768     * In some cases, a matching Activity may not exist, so ensure you
769     * safeguard against this.
770     * <p>
771     * Input: Nothing.
772     * <p>
773     * Output: Nothing
774     * @see android.nfc.NfcAdapter#isNdefPushEnabled()
775     */
776    @SdkConstant(SdkConstantType.ACTIVITY_INTENT_ACTION)
777    public static final String ACTION_NFCSHARING_SETTINGS =
778        "android.settings.NFCSHARING_SETTINGS";
779
780    /**
781     * Activity Action: Show NFC Tap & Pay settings
782     * <p>
783     * This shows UI that allows the user to configure Tap&Pay
784     * settings.
785     * <p>
786     * In some cases, a matching Activity may not exist, so ensure you
787     * safeguard against this.
788     * <p>
789     * Input: Nothing.
790     * <p>
791     * Output: Nothing
792     */
793    @SdkConstant(SdkConstantType.ACTIVITY_INTENT_ACTION)
794    public static final String ACTION_NFC_PAYMENT_SETTINGS =
795        "android.settings.NFC_PAYMENT_SETTINGS";
796
797    /**
798     * Activity Action: Show Daydream settings.
799     * <p>
800     * In some cases, a matching Activity may not exist, so ensure you
801     * safeguard against this.
802     * <p>
803     * Input: Nothing.
804     * <p>
805     * Output: Nothing.
806     * @see android.service.dreams.DreamService
807     */
808    @SdkConstant(SdkConstantType.ACTIVITY_INTENT_ACTION)
809    public static final String ACTION_DREAM_SETTINGS = "android.settings.DREAM_SETTINGS";
810
811    /**
812     * Activity Action: Show Notification listener settings.
813     * <p>
814     * In some cases, a matching Activity may not exist, so ensure you
815     * safeguard against this.
816     * <p>
817     * Input: Nothing.
818     * <p>
819     * Output: Nothing.
820     * @see android.service.notification.NotificationListenerService
821     */
822    @SdkConstant(SdkConstantType.ACTIVITY_INTENT_ACTION)
823    public static final String ACTION_NOTIFICATION_LISTENER_SETTINGS
824            = "android.settings.ACTION_NOTIFICATION_LISTENER_SETTINGS";
825
826    /**
827     * Activity Action: Show Do Not Disturb access settings.
828     * <p>
829     * Users can grant and deny access to Do Not Disturb configuration from here.
830     * See {@link android.app.NotificationManager#isNotificationPolicyAccessGranted()} for more
831     * details.
832     * <p>
833     * Input: Nothing.
834     * <p>
835     * Output: Nothing.
836     */
837    @SdkConstant(SdkConstantType.ACTIVITY_INTENT_ACTION)
838    public static final String ACTION_NOTIFICATION_POLICY_ACCESS_SETTINGS
839            = "android.settings.NOTIFICATION_POLICY_ACCESS_SETTINGS";
840
841    /**
842     * @hide
843     */
844    @SdkConstant(SdkConstantType.ACTIVITY_INTENT_ACTION)
845    public static final String ACTION_CONDITION_PROVIDER_SETTINGS
846            = "android.settings.ACTION_CONDITION_PROVIDER_SETTINGS";
847
848    /**
849     * Activity Action: Show settings for video captioning.
850     * <p>
851     * In some cases, a matching Activity may not exist, so ensure you safeguard
852     * against this.
853     * <p>
854     * Input: Nothing.
855     * <p>
856     * Output: Nothing.
857     */
858    @SdkConstant(SdkConstantType.ACTIVITY_INTENT_ACTION)
859    public static final String ACTION_CAPTIONING_SETTINGS = "android.settings.CAPTIONING_SETTINGS";
860
861    /**
862     * Activity Action: Show the top level print settings.
863     * <p>
864     * In some cases, a matching Activity may not exist, so ensure you
865     * safeguard against this.
866     * <p>
867     * Input: Nothing.
868     * <p>
869     * Output: Nothing.
870     */
871    @SdkConstant(SdkConstantType.ACTIVITY_INTENT_ACTION)
872    public static final String ACTION_PRINT_SETTINGS =
873            "android.settings.ACTION_PRINT_SETTINGS";
874
875    /**
876     * Activity Action: Show Zen Mode configuration settings.
877     *
878     * @hide
879     */
880    @SdkConstant(SdkConstantType.ACTIVITY_INTENT_ACTION)
881    public static final String ACTION_ZEN_MODE_SETTINGS = "android.settings.ZEN_MODE_SETTINGS";
882
883    /**
884     * Activity Action: Show Zen Mode priority configuration settings.
885     *
886     * @hide
887     */
888    @SdkConstant(SdkConstantType.ACTIVITY_INTENT_ACTION)
889    public static final String ACTION_ZEN_MODE_PRIORITY_SETTINGS
890            = "android.settings.ZEN_MODE_PRIORITY_SETTINGS";
891
892    /**
893     * Activity Action: Show Zen Mode automation configuration settings.
894     *
895     * @hide
896     */
897    @SdkConstant(SdkConstantType.ACTIVITY_INTENT_ACTION)
898    public static final String ACTION_ZEN_MODE_AUTOMATION_SETTINGS
899            = "android.settings.ZEN_MODE_AUTOMATION_SETTINGS";
900
901    /**
902     * Activity Action: Modify do not disturb mode settings.
903     * <p>
904     * In some cases, a matching Activity may not exist, so ensure you safeguard against this.
905     * <p>
906     * This intent MUST be started using
907     * {@link android.service.voice.VoiceInteractionSession#startVoiceActivity
908     * startVoiceActivity}.
909     * <p>
910     * Note: The Activity implementing this intent MUST verify that
911     * {@link android.app.Activity#isVoiceInteraction isVoiceInteraction}.
912     * returns true before modifying the setting.
913     * <p>
914     * Input: The optional {@link #EXTRA_DO_NOT_DISTURB_MODE_MINUTES} extra can be used to indicate
915     * how long the user wishes to avoid interruptions for. The optional
916     * {@link #EXTRA_DO_NOT_DISTURB_MODE_ENABLED} extra can be to indicate if the user is
917     * enabling or disabling do not disturb mode. If either extra is not included, the
918     * user maybe asked to provide the value.
919     * <p>
920     * Output: Nothing.
921     */
922    @SdkConstant(SdkConstantType.ACTIVITY_INTENT_ACTION)
923    public static final String ACTION_VOICE_CONTROL_DO_NOT_DISTURB_MODE =
924            "android.settings.VOICE_CONTROL_DO_NOT_DISTURB_MODE";
925
926    /**
927     * Activity Action: Show Zen Mode schedule rule configuration settings.
928     *
929     * @hide
930     */
931    @SdkConstant(SdkConstantType.ACTIVITY_INTENT_ACTION)
932    public static final String ACTION_ZEN_MODE_SCHEDULE_RULE_SETTINGS
933            = "android.settings.ZEN_MODE_SCHEDULE_RULE_SETTINGS";
934
935    /**
936     * Activity Action: Show Zen Mode event rule configuration settings.
937     *
938     * @hide
939     */
940    @SdkConstant(SdkConstantType.ACTIVITY_INTENT_ACTION)
941    public static final String ACTION_ZEN_MODE_EVENT_RULE_SETTINGS
942            = "android.settings.ZEN_MODE_EVENT_RULE_SETTINGS";
943
944    /**
945     * Activity Action: Show Zen Mode external rule configuration settings.
946     *
947     * @hide
948     */
949    @SdkConstant(SdkConstantType.ACTIVITY_INTENT_ACTION)
950    public static final String ACTION_ZEN_MODE_EXTERNAL_RULE_SETTINGS
951            = "android.settings.ZEN_MODE_EXTERNAL_RULE_SETTINGS";
952
953    /**
954     * Activity Action: Show the regulatory information screen for the device.
955     * <p>
956     * In some cases, a matching Activity may not exist, so ensure you safeguard
957     * against this.
958     * <p>
959     * Input: Nothing.
960     * <p>
961     * Output: Nothing.
962     */
963    @SdkConstant(SdkConstantType.ACTIVITY_INTENT_ACTION)
964    public static final String
965            ACTION_SHOW_REGULATORY_INFO = "android.settings.SHOW_REGULATORY_INFO";
966
967    /**
968     * Activity Action: Show Device Name Settings.
969     * <p>
970     * In some cases, a matching Activity may not exist, so ensure you safeguard
971     * against this.
972     *
973     * @hide
974     */
975    @SdkConstant(SdkConstantType.ACTIVITY_INTENT_ACTION)
976    public static final String DEVICE_NAME_SETTINGS = "android.settings.DEVICE_NAME";
977
978    /**
979     * Activity Action: Show pairing settings.
980     * <p>
981     * In some cases, a matching Activity may not exist, so ensure you safeguard
982     * against this.
983     *
984     * @hide
985     */
986    @SdkConstant(SdkConstantType.ACTIVITY_INTENT_ACTION)
987    public static final String ACTION_PAIRING_SETTINGS = "android.settings.PAIRING_SETTINGS";
988
989    /**
990     * Activity Action: Show battery saver settings.
991     * <p>
992     * In some cases, a matching Activity may not exist, so ensure you safeguard
993     * against this.
994     */
995    @SdkConstant(SdkConstantType.ACTIVITY_INTENT_ACTION)
996    public static final String ACTION_BATTERY_SAVER_SETTINGS
997            = "android.settings.BATTERY_SAVER_SETTINGS";
998
999    /**
1000     * Activity Action: Modify Battery Saver mode setting using a voice command.
1001     * <p>
1002     * In some cases, a matching Activity may not exist, so ensure you safeguard against this.
1003     * <p>
1004     * This intent MUST be started using
1005     * {@link android.service.voice.VoiceInteractionSession#startVoiceActivity
1006     * startVoiceActivity}.
1007     * <p>
1008     * Note: The activity implementing this intent MUST verify that
1009     * {@link android.app.Activity#isVoiceInteraction isVoiceInteraction} returns true before
1010     * modifying the setting.
1011     * <p>
1012     * Input: To tell which state batter saver mode should be set to, add the
1013     * {@link #EXTRA_BATTERY_SAVER_MODE_ENABLED} extra to this Intent with the state specified.
1014     * If the extra is not included, no changes will be made.
1015     * <p>
1016     * Output: Nothing.
1017     */
1018    @SdkConstant(SdkConstantType.ACTIVITY_INTENT_ACTION)
1019    public static final String ACTION_VOICE_CONTROL_BATTERY_SAVER_MODE =
1020            "android.settings.VOICE_CONTROL_BATTERY_SAVER_MODE";
1021
1022    /**
1023     * Activity Action: Show Home selection settings. If there are multiple activities
1024     * that can satisfy the {@link Intent#CATEGORY_HOME} intent, this screen allows you
1025     * to pick your preferred activity.
1026     */
1027    @SdkConstant(SdkConstantType.ACTIVITY_INTENT_ACTION)
1028    public static final String ACTION_HOME_SETTINGS
1029            = "android.settings.HOME_SETTINGS";
1030
1031    /**
1032     * Activity Action: Show notification settings.
1033     *
1034     * @hide
1035     */
1036    @SdkConstant(SdkConstantType.ACTIVITY_INTENT_ACTION)
1037    public static final String ACTION_NOTIFICATION_SETTINGS
1038            = "android.settings.NOTIFICATION_SETTINGS";
1039
1040    /**
1041     * Activity Action: Show notification settings for a single app.
1042     *
1043     * @hide
1044     */
1045    @SdkConstant(SdkConstantType.ACTIVITY_INTENT_ACTION)
1046    public static final String ACTION_APP_NOTIFICATION_SETTINGS
1047            = "android.settings.APP_NOTIFICATION_SETTINGS";
1048
1049    /**
1050     * Activity Action: Show notification redaction settings.
1051     *
1052     * @hide
1053     */
1054    @SdkConstant(SdkConstantType.ACTIVITY_INTENT_ACTION)
1055    public static final String ACTION_APP_NOTIFICATION_REDACTION
1056            = "android.settings.ACTION_APP_NOTIFICATION_REDACTION";
1057
1058    /** @hide */ public static final String EXTRA_APP_UID = "app_uid";
1059    /** @hide */ public static final String EXTRA_APP_PACKAGE = "app_package";
1060
1061    // End of Intent actions for Settings
1062
1063    /**
1064     * @hide - Private call() method on SettingsProvider to read from 'system' table.
1065     */
1066    public static final String CALL_METHOD_GET_SYSTEM = "GET_system";
1067
1068    /**
1069     * @hide - Private call() method on SettingsProvider to read from 'secure' table.
1070     */
1071    public static final String CALL_METHOD_GET_SECURE = "GET_secure";
1072
1073    /**
1074     * @hide - Private call() method on SettingsProvider to read from 'global' table.
1075     */
1076    public static final String CALL_METHOD_GET_GLOBAL = "GET_global";
1077
1078    /**
1079     * @hide - User handle argument extra to the fast-path call()-based requests
1080     */
1081    public static final String CALL_METHOD_USER_KEY = "_user";
1082
1083    /** @hide - Private call() method to write to 'system' table */
1084    public static final String CALL_METHOD_PUT_SYSTEM = "PUT_system";
1085
1086    /** @hide - Private call() method to write to 'secure' table */
1087    public static final String CALL_METHOD_PUT_SECURE = "PUT_secure";
1088
1089    /** @hide - Private call() method to write to 'global' table */
1090    public static final String CALL_METHOD_PUT_GLOBAL= "PUT_global";
1091
1092    /**
1093     * Activity Extra: Limit available options in launched activity based on the given authority.
1094     * <p>
1095     * This can be passed as an extra field in an Activity Intent with one or more syncable content
1096     * provider's authorities as a String[]. This field is used by some intents to alter the
1097     * behavior of the called activity.
1098     * <p>
1099     * Example: The {@link #ACTION_ADD_ACCOUNT} intent restricts the account types available based
1100     * on the authority given.
1101     */
1102    public static final String EXTRA_AUTHORITIES = "authorities";
1103
1104    /**
1105     * Activity Extra: Limit available options in launched activity based on the given account
1106     * types.
1107     * <p>
1108     * This can be passed as an extra field in an Activity Intent with one or more account types
1109     * as a String[]. This field is used by some intents to alter the behavior of the called
1110     * activity.
1111     * <p>
1112     * Example: The {@link #ACTION_ADD_ACCOUNT} intent restricts the account types to the specified
1113     * list.
1114     */
1115    public static final String EXTRA_ACCOUNT_TYPES = "account_types";
1116
1117    public static final String EXTRA_INPUT_METHOD_ID = "input_method_id";
1118
1119    /**
1120     * Activity Extra: The device identifier to act upon.
1121     * <p>
1122     * This can be passed as an extra field in an Activity Intent with a single
1123     * InputDeviceIdentifier. This field is used by some activities to jump straight into the
1124     * settings for the given device.
1125     * <p>
1126     * Example: The {@link #ACTION_INPUT_METHOD_SETTINGS} intent opens the keyboard layout
1127     * dialog for the given device.
1128     * @hide
1129     */
1130    public static final String EXTRA_INPUT_DEVICE_IDENTIFIER = "input_device_identifier";
1131
1132    /**
1133     * Activity Extra: Enable or disable Airplane Mode.
1134     * <p>
1135     * This can be passed as an extra field to the {@link #ACTION_VOICE_CONTROL_AIRPLANE_MODE}
1136     * intent as a boolean to indicate if it should be enabled.
1137     */
1138    public static final String EXTRA_AIRPLANE_MODE_ENABLED = "airplane_mode_enabled";
1139
1140    /**
1141     * Activity Extra: Enable or disable Battery saver mode.
1142     * <p>
1143     * This can be passed as an extra field to the {@link #ACTION_VOICE_CONTROL_BATTERY_SAVER_MODE}
1144     * intent as a boolean to indicate if it should be enabled.
1145     */
1146    public static final String EXTRA_BATTERY_SAVER_MODE_ENABLED =
1147            "android.settings.extra.battery_saver_mode_enabled";
1148
1149    /**
1150     * Activity Extra: Enable or disable Do Not Disturb mode.
1151     * <p>
1152     * This can be passed as an extra field to the {@link #ACTION_VOICE_CONTROL_DO_NOT_DISTURB_MODE}
1153     * intent as a boolean to indicate if it should be enabled.
1154     */
1155    public static final String EXTRA_DO_NOT_DISTURB_MODE_ENABLED =
1156            "android.settings.extra.do_not_disturb_mode_enabled";
1157
1158    /**
1159     * Activity Extra: How many minutes to enable do not disturb mode for.
1160     * <p>
1161     * This can be passed as an extra field to the {@link #ACTION_VOICE_CONTROL_DO_NOT_DISTURB_MODE}
1162     * intent to indicate how long do not disturb mode should be enabled for.
1163     */
1164    public static final String EXTRA_DO_NOT_DISTURB_MODE_MINUTES =
1165            "android.settings.extra.do_not_disturb_mode_minutes";
1166
1167    private static final String JID_RESOURCE_PREFIX = "android";
1168
1169    public static final String AUTHORITY = "settings";
1170
1171    private static final String TAG = "Settings";
1172    private static final boolean LOCAL_LOGV = false;
1173
1174    // Lock ensures that when enabling/disabling the master location switch, we don't end up
1175    // with a partial enable/disable state in multi-threaded situations.
1176    private static final Object mLocationSettingsLock = new Object();
1177
1178    public static class SettingNotFoundException extends AndroidException {
1179        public SettingNotFoundException(String msg) {
1180            super(msg);
1181        }
1182    }
1183
1184    /**
1185     * Common base for tables of name/value settings.
1186     */
1187    public static class NameValueTable implements BaseColumns {
1188        public static final String NAME = "name";
1189        public static final String VALUE = "value";
1190
1191        protected static boolean putString(ContentResolver resolver, Uri uri,
1192                String name, String value) {
1193            // The database will take care of replacing duplicates.
1194            try {
1195                ContentValues values = new ContentValues();
1196                values.put(NAME, name);
1197                values.put(VALUE, value);
1198                resolver.insert(uri, values);
1199                return true;
1200            } catch (SQLException e) {
1201                Log.w(TAG, "Can't set key " + name + " in " + uri, e);
1202                return false;
1203            }
1204        }
1205
1206        public static Uri getUriFor(Uri uri, String name) {
1207            return Uri.withAppendedPath(uri, name);
1208        }
1209    }
1210
1211    // Thread-safe.
1212    private static class NameValueCache {
1213        private final String mVersionSystemProperty;
1214        private final Uri mUri;
1215
1216        private static final String[] SELECT_VALUE =
1217            new String[] { Settings.NameValueTable.VALUE };
1218        private static final String NAME_EQ_PLACEHOLDER = "name=?";
1219
1220        // Must synchronize on 'this' to access mValues and mValuesVersion.
1221        private final HashMap<String, String> mValues = new HashMap<String, String>();
1222        private long mValuesVersion = 0;
1223
1224        // Initially null; set lazily and held forever.  Synchronized on 'this'.
1225        private IContentProvider mContentProvider = null;
1226
1227        // The method we'll call (or null, to not use) on the provider
1228        // for the fast path of retrieving settings.
1229        private final String mCallGetCommand;
1230        private final String mCallSetCommand;
1231
1232        public NameValueCache(String versionSystemProperty, Uri uri,
1233                String getCommand, String setCommand) {
1234            mVersionSystemProperty = versionSystemProperty;
1235            mUri = uri;
1236            mCallGetCommand = getCommand;
1237            mCallSetCommand = setCommand;
1238        }
1239
1240        private IContentProvider lazyGetProvider(ContentResolver cr) {
1241            IContentProvider cp = null;
1242            synchronized (this) {
1243                cp = mContentProvider;
1244                if (cp == null) {
1245                    cp = mContentProvider = cr.acquireProvider(mUri.getAuthority());
1246                }
1247            }
1248            return cp;
1249        }
1250
1251        public boolean putStringForUser(ContentResolver cr, String name, String value,
1252                final int userHandle) {
1253            try {
1254                Bundle arg = new Bundle();
1255                arg.putString(Settings.NameValueTable.VALUE, value);
1256                arg.putInt(CALL_METHOD_USER_KEY, userHandle);
1257                IContentProvider cp = lazyGetProvider(cr);
1258                cp.call(cr.getPackageName(), mCallSetCommand, name, arg);
1259            } catch (RemoteException e) {
1260                Log.w(TAG, "Can't set key " + name + " in " + mUri, e);
1261                return false;
1262            }
1263            return true;
1264        }
1265
1266        public String getStringForUser(ContentResolver cr, String name, final int userHandle) {
1267            final boolean isSelf = (userHandle == UserHandle.myUserId());
1268            if (isSelf) {
1269                long newValuesVersion = SystemProperties.getLong(mVersionSystemProperty, 0);
1270
1271                // Our own user's settings data uses a client-side cache
1272                synchronized (this) {
1273                    if (mValuesVersion != newValuesVersion) {
1274                        if (LOCAL_LOGV || false) {
1275                            Log.v(TAG, "invalidate [" + mUri.getLastPathSegment() + "]: current "
1276                                    + newValuesVersion + " != cached " + mValuesVersion);
1277                        }
1278
1279                        mValues.clear();
1280                        mValuesVersion = newValuesVersion;
1281                    }
1282
1283                    if (mValues.containsKey(name)) {
1284                        return mValues.get(name);  // Could be null, that's OK -- negative caching
1285                    }
1286                }
1287            } else {
1288                if (LOCAL_LOGV) Log.v(TAG, "get setting for user " + userHandle
1289                        + " by user " + UserHandle.myUserId() + " so skipping cache");
1290            }
1291
1292            IContentProvider cp = lazyGetProvider(cr);
1293
1294            // Try the fast path first, not using query().  If this
1295            // fails (alternate Settings provider that doesn't support
1296            // this interface?) then we fall back to the query/table
1297            // interface.
1298            if (mCallGetCommand != null) {
1299                try {
1300                    Bundle args = null;
1301                    if (!isSelf) {
1302                        args = new Bundle();
1303                        args.putInt(CALL_METHOD_USER_KEY, userHandle);
1304                    }
1305                    Bundle b = cp.call(cr.getPackageName(), mCallGetCommand, name, args);
1306                    if (b != null) {
1307                        String value = b.getPairValue();
1308                        // Don't update our cache for reads of other users' data
1309                        if (isSelf) {
1310                            synchronized (this) {
1311                                mValues.put(name, value);
1312                            }
1313                        } else {
1314                            if (LOCAL_LOGV) Log.i(TAG, "call-query of user " + userHandle
1315                                    + " by " + UserHandle.myUserId()
1316                                    + " so not updating cache");
1317                        }
1318                        return value;
1319                    }
1320                    // If the response Bundle is null, we fall through
1321                    // to the query interface below.
1322                } catch (RemoteException e) {
1323                    // Not supported by the remote side?  Fall through
1324                    // to query().
1325                }
1326            }
1327
1328            Cursor c = null;
1329            try {
1330                c = cp.query(cr.getPackageName(), mUri, SELECT_VALUE, NAME_EQ_PLACEHOLDER,
1331                             new String[]{name}, null, null);
1332                if (c == null) {
1333                    Log.w(TAG, "Can't get key " + name + " from " + mUri);
1334                    return null;
1335                }
1336
1337                String value = c.moveToNext() ? c.getString(0) : null;
1338                synchronized (this) {
1339                    mValues.put(name, value);
1340                }
1341                if (LOCAL_LOGV) {
1342                    Log.v(TAG, "cache miss [" + mUri.getLastPathSegment() + "]: " +
1343                            name + " = " + (value == null ? "(null)" : value));
1344                }
1345                return value;
1346            } catch (RemoteException e) {
1347                Log.w(TAG, "Can't get key " + name + " from " + mUri, e);
1348                return null;  // Return null, but don't cache it.
1349            } finally {
1350                if (c != null) c.close();
1351            }
1352        }
1353    }
1354
1355    /**
1356     * System settings, containing miscellaneous system preferences.  This
1357     * table holds simple name/value pairs.  There are convenience
1358     * functions for accessing individual settings entries.
1359     */
1360    public static final class System extends NameValueTable {
1361        public static final String SYS_PROP_SETTING_VERSION = "sys.settings_system_version";
1362
1363        /** @hide */
1364        public static interface Validator {
1365            public boolean validate(String value);
1366        }
1367
1368        /**
1369         * The content:// style URL for this table
1370         */
1371        public static final Uri CONTENT_URI =
1372            Uri.parse("content://" + AUTHORITY + "/system");
1373
1374        private static final NameValueCache sNameValueCache = new NameValueCache(
1375                SYS_PROP_SETTING_VERSION,
1376                CONTENT_URI,
1377                CALL_METHOD_GET_SYSTEM,
1378                CALL_METHOD_PUT_SYSTEM);
1379
1380        private static final HashSet<String> MOVED_TO_SECURE;
1381        static {
1382            MOVED_TO_SECURE = new HashSet<String>(30);
1383            MOVED_TO_SECURE.add(Secure.ANDROID_ID);
1384            MOVED_TO_SECURE.add(Secure.HTTP_PROXY);
1385            MOVED_TO_SECURE.add(Secure.LOCATION_PROVIDERS_ALLOWED);
1386            MOVED_TO_SECURE.add(Secure.LOCK_BIOMETRIC_WEAK_FLAGS);
1387            MOVED_TO_SECURE.add(Secure.LOCK_PATTERN_ENABLED);
1388            MOVED_TO_SECURE.add(Secure.LOCK_PATTERN_VISIBLE);
1389            MOVED_TO_SECURE.add(Secure.LOCK_PATTERN_TACTILE_FEEDBACK_ENABLED);
1390            MOVED_TO_SECURE.add(Secure.LOGGING_ID);
1391            MOVED_TO_SECURE.add(Secure.PARENTAL_CONTROL_ENABLED);
1392            MOVED_TO_SECURE.add(Secure.PARENTAL_CONTROL_LAST_UPDATE);
1393            MOVED_TO_SECURE.add(Secure.PARENTAL_CONTROL_REDIRECT_URL);
1394            MOVED_TO_SECURE.add(Secure.SETTINGS_CLASSNAME);
1395            MOVED_TO_SECURE.add(Secure.USE_GOOGLE_MAIL);
1396            MOVED_TO_SECURE.add(Secure.WIFI_NETWORKS_AVAILABLE_NOTIFICATION_ON);
1397            MOVED_TO_SECURE.add(Secure.WIFI_NETWORKS_AVAILABLE_REPEAT_DELAY);
1398            MOVED_TO_SECURE.add(Secure.WIFI_NUM_OPEN_NETWORKS_KEPT);
1399            MOVED_TO_SECURE.add(Secure.WIFI_ON);
1400            MOVED_TO_SECURE.add(Secure.WIFI_WATCHDOG_ACCEPTABLE_PACKET_LOSS_PERCENTAGE);
1401            MOVED_TO_SECURE.add(Secure.WIFI_WATCHDOG_AP_COUNT);
1402            MOVED_TO_SECURE.add(Secure.WIFI_WATCHDOG_BACKGROUND_CHECK_DELAY_MS);
1403            MOVED_TO_SECURE.add(Secure.WIFI_WATCHDOG_BACKGROUND_CHECK_ENABLED);
1404            MOVED_TO_SECURE.add(Secure.WIFI_WATCHDOG_BACKGROUND_CHECK_TIMEOUT_MS);
1405            MOVED_TO_SECURE.add(Secure.WIFI_WATCHDOG_INITIAL_IGNORED_PING_COUNT);
1406            MOVED_TO_SECURE.add(Secure.WIFI_WATCHDOG_MAX_AP_CHECKS);
1407            MOVED_TO_SECURE.add(Secure.WIFI_WATCHDOG_ON);
1408            MOVED_TO_SECURE.add(Secure.WIFI_WATCHDOG_PING_COUNT);
1409            MOVED_TO_SECURE.add(Secure.WIFI_WATCHDOG_PING_DELAY_MS);
1410            MOVED_TO_SECURE.add(Secure.WIFI_WATCHDOG_PING_TIMEOUT_MS);
1411
1412            // At one time in System, then Global, but now back in Secure
1413            MOVED_TO_SECURE.add(Secure.INSTALL_NON_MARKET_APPS);
1414        }
1415
1416        private static final HashSet<String> MOVED_TO_GLOBAL;
1417        private static final HashSet<String> MOVED_TO_SECURE_THEN_GLOBAL;
1418        static {
1419            MOVED_TO_GLOBAL = new HashSet<String>();
1420            MOVED_TO_SECURE_THEN_GLOBAL = new HashSet<String>();
1421
1422            // these were originally in system but migrated to secure in the past,
1423            // so are duplicated in the Secure.* namespace
1424            MOVED_TO_SECURE_THEN_GLOBAL.add(Global.ADB_ENABLED);
1425            MOVED_TO_SECURE_THEN_GLOBAL.add(Global.BLUETOOTH_ON);
1426            MOVED_TO_SECURE_THEN_GLOBAL.add(Global.DATA_ROAMING);
1427            MOVED_TO_SECURE_THEN_GLOBAL.add(Global.DEVICE_PROVISIONED);
1428            MOVED_TO_SECURE_THEN_GLOBAL.add(Global.USB_MASS_STORAGE_ENABLED);
1429            MOVED_TO_SECURE_THEN_GLOBAL.add(Global.HTTP_PROXY);
1430
1431            // these are moving directly from system to global
1432            MOVED_TO_GLOBAL.add(Settings.Global.AIRPLANE_MODE_ON);
1433            MOVED_TO_GLOBAL.add(Settings.Global.AIRPLANE_MODE_RADIOS);
1434            MOVED_TO_GLOBAL.add(Settings.Global.AIRPLANE_MODE_TOGGLEABLE_RADIOS);
1435            MOVED_TO_GLOBAL.add(Settings.Global.AUTO_TIME);
1436            MOVED_TO_GLOBAL.add(Settings.Global.AUTO_TIME_ZONE);
1437            MOVED_TO_GLOBAL.add(Settings.Global.CAR_DOCK_SOUND);
1438            MOVED_TO_GLOBAL.add(Settings.Global.CAR_UNDOCK_SOUND);
1439            MOVED_TO_GLOBAL.add(Settings.Global.DESK_DOCK_SOUND);
1440            MOVED_TO_GLOBAL.add(Settings.Global.DESK_UNDOCK_SOUND);
1441            MOVED_TO_GLOBAL.add(Settings.Global.DOCK_SOUNDS_ENABLED);
1442            MOVED_TO_GLOBAL.add(Settings.Global.LOCK_SOUND);
1443            MOVED_TO_GLOBAL.add(Settings.Global.UNLOCK_SOUND);
1444            MOVED_TO_GLOBAL.add(Settings.Global.LOW_BATTERY_SOUND);
1445            MOVED_TO_GLOBAL.add(Settings.Global.POWER_SOUNDS_ENABLED);
1446            MOVED_TO_GLOBAL.add(Settings.Global.STAY_ON_WHILE_PLUGGED_IN);
1447            MOVED_TO_GLOBAL.add(Settings.Global.WIFI_SLEEP_POLICY);
1448            MOVED_TO_GLOBAL.add(Settings.Global.MODE_RINGER);
1449            MOVED_TO_GLOBAL.add(Settings.Global.WINDOW_ANIMATION_SCALE);
1450            MOVED_TO_GLOBAL.add(Settings.Global.TRANSITION_ANIMATION_SCALE);
1451            MOVED_TO_GLOBAL.add(Settings.Global.ANIMATOR_DURATION_SCALE);
1452            MOVED_TO_GLOBAL.add(Settings.Global.FANCY_IME_ANIMATIONS);
1453            MOVED_TO_GLOBAL.add(Settings.Global.COMPATIBILITY_MODE);
1454            MOVED_TO_GLOBAL.add(Settings.Global.EMERGENCY_TONE);
1455            MOVED_TO_GLOBAL.add(Settings.Global.CALL_AUTO_RETRY);
1456            MOVED_TO_GLOBAL.add(Settings.Global.DEBUG_APP);
1457            MOVED_TO_GLOBAL.add(Settings.Global.WAIT_FOR_DEBUGGER);
1458            MOVED_TO_GLOBAL.add(Settings.Global.SHOW_PROCESSES);
1459            MOVED_TO_GLOBAL.add(Settings.Global.ALWAYS_FINISH_ACTIVITIES);
1460            MOVED_TO_GLOBAL.add(Settings.Global.TZINFO_UPDATE_CONTENT_URL);
1461            MOVED_TO_GLOBAL.add(Settings.Global.TZINFO_UPDATE_METADATA_URL);
1462            MOVED_TO_GLOBAL.add(Settings.Global.SELINUX_UPDATE_CONTENT_URL);
1463            MOVED_TO_GLOBAL.add(Settings.Global.SELINUX_UPDATE_METADATA_URL);
1464            MOVED_TO_GLOBAL.add(Settings.Global.SMS_SHORT_CODES_UPDATE_CONTENT_URL);
1465            MOVED_TO_GLOBAL.add(Settings.Global.SMS_SHORT_CODES_UPDATE_METADATA_URL);
1466            MOVED_TO_GLOBAL.add(Settings.Global.CERT_PIN_UPDATE_CONTENT_URL);
1467            MOVED_TO_GLOBAL.add(Settings.Global.CERT_PIN_UPDATE_METADATA_URL);
1468        }
1469
1470        private static final Validator sBooleanValidator =
1471                new DiscreteValueValidator(new String[] {"0", "1"});
1472
1473        private static final Validator sNonNegativeIntegerValidator = new Validator() {
1474            @Override
1475            public boolean validate(String value) {
1476                try {
1477                    return Integer.parseInt(value) >= 0;
1478                } catch (NumberFormatException e) {
1479                    return false;
1480                }
1481            }
1482        };
1483
1484        private static final Validator sUriValidator = new Validator() {
1485            @Override
1486            public boolean validate(String value) {
1487                try {
1488                    Uri.decode(value);
1489                    return true;
1490                } catch (IllegalArgumentException e) {
1491                    return false;
1492                }
1493            }
1494        };
1495
1496        private static final Validator sLenientIpAddressValidator = new Validator() {
1497            private static final int MAX_IPV6_LENGTH = 45;
1498
1499            @Override
1500            public boolean validate(String value) {
1501                return value.length() <= MAX_IPV6_LENGTH;
1502            }
1503        };
1504
1505        /** @hide */
1506        public static void getMovedToGlobalSettings(Set<String> outKeySet) {
1507            outKeySet.addAll(MOVED_TO_GLOBAL);
1508            outKeySet.addAll(MOVED_TO_SECURE_THEN_GLOBAL);
1509        }
1510
1511        /** @hide */
1512        public static void getMovedToSecureSettings(Set<String> outKeySet) {
1513            outKeySet.addAll(MOVED_TO_SECURE);
1514        }
1515
1516        /** @hide */
1517        public static void getNonLegacyMovedKeys(HashSet<String> outKeySet) {
1518            outKeySet.addAll(MOVED_TO_GLOBAL);
1519        }
1520
1521        /**
1522         * Look up a name in the database.
1523         * @param resolver to access the database with
1524         * @param name to look up in the table
1525         * @return the corresponding value, or null if not present
1526         */
1527        public static String getString(ContentResolver resolver, String name) {
1528            return getStringForUser(resolver, name, UserHandle.myUserId());
1529        }
1530
1531        /** @hide */
1532        public static String getStringForUser(ContentResolver resolver, String name,
1533                int userHandle) {
1534            if (MOVED_TO_SECURE.contains(name)) {
1535                Log.w(TAG, "Setting " + name + " has moved from android.provider.Settings.System"
1536                        + " to android.provider.Settings.Secure, returning read-only value.");
1537                return Secure.getStringForUser(resolver, name, userHandle);
1538            }
1539            if (MOVED_TO_GLOBAL.contains(name) || MOVED_TO_SECURE_THEN_GLOBAL.contains(name)) {
1540                Log.w(TAG, "Setting " + name + " has moved from android.provider.Settings.System"
1541                        + " to android.provider.Settings.Global, returning read-only value.");
1542                return Global.getStringForUser(resolver, name, userHandle);
1543            }
1544            return sNameValueCache.getStringForUser(resolver, name, userHandle);
1545        }
1546
1547        /**
1548         * Store a name/value pair into the database.
1549         * @param resolver to access the database with
1550         * @param name to store
1551         * @param value to associate with the name
1552         * @return true if the value was set, false on database errors
1553         */
1554        public static boolean putString(ContentResolver resolver, String name, String value) {
1555            return putStringForUser(resolver, name, value, UserHandle.myUserId());
1556        }
1557
1558        /** @hide */
1559        public static boolean putStringForUser(ContentResolver resolver, String name, String value,
1560                int userHandle) {
1561            if (MOVED_TO_SECURE.contains(name)) {
1562                Log.w(TAG, "Setting " + name + " has moved from android.provider.Settings.System"
1563                        + " to android.provider.Settings.Secure, value is unchanged.");
1564                return false;
1565            }
1566            if (MOVED_TO_GLOBAL.contains(name) || MOVED_TO_SECURE_THEN_GLOBAL.contains(name)) {
1567                Log.w(TAG, "Setting " + name + " has moved from android.provider.Settings.System"
1568                        + " to android.provider.Settings.Global, value is unchanged.");
1569                return false;
1570            }
1571            return sNameValueCache.putStringForUser(resolver, name, value, userHandle);
1572        }
1573
1574        /**
1575         * Construct the content URI for a particular name/value pair,
1576         * useful for monitoring changes with a ContentObserver.
1577         * @param name to look up in the table
1578         * @return the corresponding content URI, or null if not present
1579         */
1580        public static Uri getUriFor(String name) {
1581            if (MOVED_TO_SECURE.contains(name)) {
1582                Log.w(TAG, "Setting " + name + " has moved from android.provider.Settings.System"
1583                    + " to android.provider.Settings.Secure, returning Secure URI.");
1584                return Secure.getUriFor(Secure.CONTENT_URI, name);
1585            }
1586            if (MOVED_TO_GLOBAL.contains(name) || MOVED_TO_SECURE_THEN_GLOBAL.contains(name)) {
1587                Log.w(TAG, "Setting " + name + " has moved from android.provider.Settings.System"
1588                        + " to android.provider.Settings.Global, returning read-only global URI.");
1589                return Global.getUriFor(Global.CONTENT_URI, name);
1590            }
1591            return getUriFor(CONTENT_URI, name);
1592        }
1593
1594        /**
1595         * Convenience function for retrieving a single system settings value
1596         * as an integer.  Note that internally setting values are always
1597         * stored as strings; this function converts the string to an integer
1598         * for you.  The default value will be returned if the setting is
1599         * not defined or not an integer.
1600         *
1601         * @param cr The ContentResolver to access.
1602         * @param name The name of the setting to retrieve.
1603         * @param def Value to return if the setting is not defined.
1604         *
1605         * @return The setting's current value, or 'def' if it is not defined
1606         * or not a valid integer.
1607         */
1608        public static int getInt(ContentResolver cr, String name, int def) {
1609            return getIntForUser(cr, name, def, UserHandle.myUserId());
1610        }
1611
1612        /** @hide */
1613        public static int getIntForUser(ContentResolver cr, String name, int def, int userHandle) {
1614            String v = getStringForUser(cr, name, userHandle);
1615            try {
1616                return v != null ? Integer.parseInt(v) : def;
1617            } catch (NumberFormatException e) {
1618                return def;
1619            }
1620        }
1621
1622        /**
1623         * Convenience function for retrieving a single system settings value
1624         * as an integer.  Note that internally setting values are always
1625         * stored as strings; this function converts the string to an integer
1626         * for you.
1627         * <p>
1628         * This version does not take a default value.  If the setting has not
1629         * been set, or the string value is not a number,
1630         * it throws {@link SettingNotFoundException}.
1631         *
1632         * @param cr The ContentResolver to access.
1633         * @param name The name of the setting to retrieve.
1634         *
1635         * @throws SettingNotFoundException Thrown if a setting by the given
1636         * name can't be found or the setting value is not an integer.
1637         *
1638         * @return The setting's current value.
1639         */
1640        public static int getInt(ContentResolver cr, String name)
1641                throws SettingNotFoundException {
1642            return getIntForUser(cr, name, UserHandle.myUserId());
1643        }
1644
1645        /** @hide */
1646        public static int getIntForUser(ContentResolver cr, String name, int userHandle)
1647                throws SettingNotFoundException {
1648            String v = getStringForUser(cr, name, userHandle);
1649            try {
1650                return Integer.parseInt(v);
1651            } catch (NumberFormatException e) {
1652                throw new SettingNotFoundException(name);
1653            }
1654        }
1655
1656        /**
1657         * Convenience function for updating a single settings value as an
1658         * integer. This will either create a new entry in the table if the
1659         * given name does not exist, or modify the value of the existing row
1660         * with that name.  Note that internally setting values are always
1661         * stored as strings, so this function converts the given value to a
1662         * string before storing it.
1663         *
1664         * @param cr The ContentResolver to access.
1665         * @param name The name of the setting to modify.
1666         * @param value The new value for the setting.
1667         * @return true if the value was set, false on database errors
1668         */
1669        public static boolean putInt(ContentResolver cr, String name, int value) {
1670            return putIntForUser(cr, name, value, UserHandle.myUserId());
1671        }
1672
1673        /** @hide */
1674        public static boolean putIntForUser(ContentResolver cr, String name, int value,
1675                int userHandle) {
1676            return putStringForUser(cr, name, Integer.toString(value), userHandle);
1677        }
1678
1679        /**
1680         * Convenience function for retrieving a single system settings value
1681         * as a {@code long}.  Note that internally setting values are always
1682         * stored as strings; this function converts the string to a {@code long}
1683         * for you.  The default value will be returned if the setting is
1684         * not defined or not a {@code long}.
1685         *
1686         * @param cr The ContentResolver to access.
1687         * @param name The name of the setting to retrieve.
1688         * @param def Value to return if the setting is not defined.
1689         *
1690         * @return The setting's current value, or 'def' if it is not defined
1691         * or not a valid {@code long}.
1692         */
1693        public static long getLong(ContentResolver cr, String name, long def) {
1694            return getLongForUser(cr, name, def, UserHandle.myUserId());
1695        }
1696
1697        /** @hide */
1698        public static long getLongForUser(ContentResolver cr, String name, long def,
1699                int userHandle) {
1700            String valString = getStringForUser(cr, name, userHandle);
1701            long value;
1702            try {
1703                value = valString != null ? Long.parseLong(valString) : def;
1704            } catch (NumberFormatException e) {
1705                value = def;
1706            }
1707            return value;
1708        }
1709
1710        /**
1711         * Convenience function for retrieving a single system settings value
1712         * as a {@code long}.  Note that internally setting values are always
1713         * stored as strings; this function converts the string to a {@code long}
1714         * for you.
1715         * <p>
1716         * This version does not take a default value.  If the setting has not
1717         * been set, or the string value is not a number,
1718         * it throws {@link SettingNotFoundException}.
1719         *
1720         * @param cr The ContentResolver to access.
1721         * @param name The name of the setting to retrieve.
1722         *
1723         * @return The setting's current value.
1724         * @throws SettingNotFoundException Thrown if a setting by the given
1725         * name can't be found or the setting value is not an integer.
1726         */
1727        public static long getLong(ContentResolver cr, String name)
1728                throws SettingNotFoundException {
1729            return getLongForUser(cr, name, UserHandle.myUserId());
1730        }
1731
1732        /** @hide */
1733        public static long getLongForUser(ContentResolver cr, String name, int userHandle)
1734                throws SettingNotFoundException {
1735            String valString = getStringForUser(cr, name, userHandle);
1736            try {
1737                return Long.parseLong(valString);
1738            } catch (NumberFormatException e) {
1739                throw new SettingNotFoundException(name);
1740            }
1741        }
1742
1743        /**
1744         * Convenience function for updating a single settings value as a long
1745         * integer. This will either create a new entry in the table if the
1746         * given name does not exist, or modify the value of the existing row
1747         * with that name.  Note that internally setting values are always
1748         * stored as strings, so this function converts the given value to a
1749         * string before storing it.
1750         *
1751         * @param cr The ContentResolver to access.
1752         * @param name The name of the setting to modify.
1753         * @param value The new value for the setting.
1754         * @return true if the value was set, false on database errors
1755         */
1756        public static boolean putLong(ContentResolver cr, String name, long value) {
1757            return putLongForUser(cr, name, value, UserHandle.myUserId());
1758        }
1759
1760        /** @hide */
1761        public static boolean putLongForUser(ContentResolver cr, String name, long value,
1762                int userHandle) {
1763            return putStringForUser(cr, name, Long.toString(value), userHandle);
1764        }
1765
1766        /**
1767         * Convenience function for retrieving a single system settings value
1768         * as a floating point number.  Note that internally setting values are
1769         * always stored as strings; this function converts the string to an
1770         * float for you. The default value will be returned if the setting
1771         * is not defined or not a valid float.
1772         *
1773         * @param cr The ContentResolver to access.
1774         * @param name The name of the setting to retrieve.
1775         * @param def Value to return if the setting is not defined.
1776         *
1777         * @return The setting's current value, or 'def' if it is not defined
1778         * or not a valid float.
1779         */
1780        public static float getFloat(ContentResolver cr, String name, float def) {
1781            return getFloatForUser(cr, name, def, UserHandle.myUserId());
1782        }
1783
1784        /** @hide */
1785        public static float getFloatForUser(ContentResolver cr, String name, float def,
1786                int userHandle) {
1787            String v = getStringForUser(cr, name, userHandle);
1788            try {
1789                return v != null ? Float.parseFloat(v) : def;
1790            } catch (NumberFormatException e) {
1791                return def;
1792            }
1793        }
1794
1795        /**
1796         * Convenience function for retrieving a single system settings value
1797         * as a float.  Note that internally setting values are always
1798         * stored as strings; this function converts the string to a float
1799         * for you.
1800         * <p>
1801         * This version does not take a default value.  If the setting has not
1802         * been set, or the string value is not a number,
1803         * it throws {@link SettingNotFoundException}.
1804         *
1805         * @param cr The ContentResolver to access.
1806         * @param name The name of the setting to retrieve.
1807         *
1808         * @throws SettingNotFoundException Thrown if a setting by the given
1809         * name can't be found or the setting value is not a float.
1810         *
1811         * @return The setting's current value.
1812         */
1813        public static float getFloat(ContentResolver cr, String name)
1814                throws SettingNotFoundException {
1815            return getFloatForUser(cr, name, UserHandle.myUserId());
1816        }
1817
1818        /** @hide */
1819        public static float getFloatForUser(ContentResolver cr, String name, int userHandle)
1820                throws SettingNotFoundException {
1821            String v = getStringForUser(cr, name, userHandle);
1822            if (v == null) {
1823                throw new SettingNotFoundException(name);
1824            }
1825            try {
1826                return Float.parseFloat(v);
1827            } catch (NumberFormatException e) {
1828                throw new SettingNotFoundException(name);
1829            }
1830        }
1831
1832        /**
1833         * Convenience function for updating a single settings value as a
1834         * floating point number. This will either create a new entry in the
1835         * table if the given name does not exist, or modify the value of the
1836         * existing row with that name.  Note that internally setting values
1837         * are always stored as strings, so this function converts the given
1838         * value to a string before storing it.
1839         *
1840         * @param cr The ContentResolver to access.
1841         * @param name The name of the setting to modify.
1842         * @param value The new value for the setting.
1843         * @return true if the value was set, false on database errors
1844         */
1845        public static boolean putFloat(ContentResolver cr, String name, float value) {
1846            return putFloatForUser(cr, name, value, UserHandle.myUserId());
1847        }
1848
1849        /** @hide */
1850        public static boolean putFloatForUser(ContentResolver cr, String name, float value,
1851                int userHandle) {
1852            return putStringForUser(cr, name, Float.toString(value), userHandle);
1853        }
1854
1855        /**
1856         * Convenience function to read all of the current
1857         * configuration-related settings into a
1858         * {@link Configuration} object.
1859         *
1860         * @param cr The ContentResolver to access.
1861         * @param outConfig Where to place the configuration settings.
1862         */
1863        public static void getConfiguration(ContentResolver cr, Configuration outConfig) {
1864            getConfigurationForUser(cr, outConfig, UserHandle.myUserId());
1865        }
1866
1867        /** @hide */
1868        public static void getConfigurationForUser(ContentResolver cr, Configuration outConfig,
1869                int userHandle) {
1870            outConfig.fontScale = Settings.System.getFloatForUser(
1871                cr, FONT_SCALE, outConfig.fontScale, userHandle);
1872            if (outConfig.fontScale < 0) {
1873                outConfig.fontScale = 1;
1874            }
1875        }
1876
1877        /**
1878         * @hide Erase the fields in the Configuration that should be applied
1879         * by the settings.
1880         */
1881        public static void clearConfiguration(Configuration inoutConfig) {
1882            inoutConfig.fontScale = 0;
1883        }
1884
1885        /**
1886         * Convenience function to write a batch of configuration-related
1887         * settings from a {@link Configuration} object.
1888         *
1889         * @param cr The ContentResolver to access.
1890         * @param config The settings to write.
1891         * @return true if the values were set, false on database errors
1892         */
1893        public static boolean putConfiguration(ContentResolver cr, Configuration config) {
1894            return putConfigurationForUser(cr, config, UserHandle.myUserId());
1895        }
1896
1897        /** @hide */
1898        public static boolean putConfigurationForUser(ContentResolver cr, Configuration config,
1899                int userHandle) {
1900            return Settings.System.putFloatForUser(cr, FONT_SCALE, config.fontScale, userHandle);
1901        }
1902
1903        /** @hide */
1904        public static boolean hasInterestingConfigurationChanges(int changes) {
1905            return (changes&ActivityInfo.CONFIG_FONT_SCALE) != 0;
1906        }
1907
1908        /** @deprecated - Do not use */
1909        @Deprecated
1910        public static boolean getShowGTalkServiceStatus(ContentResolver cr) {
1911            return getShowGTalkServiceStatusForUser(cr, UserHandle.myUserId());
1912        }
1913
1914        /**
1915         * @hide
1916         * @deprecated - Do not use
1917         */
1918        public static boolean getShowGTalkServiceStatusForUser(ContentResolver cr,
1919                int userHandle) {
1920            return getIntForUser(cr, SHOW_GTALK_SERVICE_STATUS, 0, userHandle) != 0;
1921        }
1922
1923        /** @deprecated - Do not use */
1924        @Deprecated
1925        public static void setShowGTalkServiceStatus(ContentResolver cr, boolean flag) {
1926            setShowGTalkServiceStatusForUser(cr, flag, UserHandle.myUserId());
1927        }
1928
1929        /**
1930         * @hide
1931         * @deprecated - Do not use
1932         */
1933        @Deprecated
1934        public static void setShowGTalkServiceStatusForUser(ContentResolver cr, boolean flag,
1935                int userHandle) {
1936            putIntForUser(cr, SHOW_GTALK_SERVICE_STATUS, flag ? 1 : 0, userHandle);
1937        }
1938
1939        private static final class DiscreteValueValidator implements Validator {
1940            private final String[] mValues;
1941
1942            public DiscreteValueValidator(String[] values) {
1943                mValues = values;
1944            }
1945
1946            @Override
1947            public boolean validate(String value) {
1948                return ArrayUtils.contains(mValues, value);
1949            }
1950        }
1951
1952        private static final class InclusiveIntegerRangeValidator implements Validator {
1953            private final int mMin;
1954            private final int mMax;
1955
1956            public InclusiveIntegerRangeValidator(int min, int max) {
1957                mMin = min;
1958                mMax = max;
1959            }
1960
1961            @Override
1962            public boolean validate(String value) {
1963                try {
1964                    final int intValue = Integer.parseInt(value);
1965                    return intValue >= mMin && intValue <= mMax;
1966                } catch (NumberFormatException e) {
1967                    return false;
1968                }
1969            }
1970        }
1971
1972        private static final class InclusiveFloatRangeValidator implements Validator {
1973            private final float mMin;
1974            private final float mMax;
1975
1976            public InclusiveFloatRangeValidator(float min, float max) {
1977                mMin = min;
1978                mMax = max;
1979            }
1980
1981            @Override
1982            public boolean validate(String value) {
1983                try {
1984                    final float floatValue = Float.parseFloat(value);
1985                    return floatValue >= mMin && floatValue <= mMax;
1986                } catch (NumberFormatException e) {
1987                    return false;
1988                }
1989            }
1990        }
1991
1992        /**
1993         * @deprecated Use {@link android.provider.Settings.Global#STAY_ON_WHILE_PLUGGED_IN} instead
1994         */
1995        @Deprecated
1996        public static final String STAY_ON_WHILE_PLUGGED_IN = Global.STAY_ON_WHILE_PLUGGED_IN;
1997
1998        /**
1999         * What happens when the user presses the end call button if they're not
2000         * on a call.<br/>
2001         * <b>Values:</b><br/>
2002         * 0 - The end button does nothing.<br/>
2003         * 1 - The end button goes to the home screen.<br/>
2004         * 2 - The end button puts the device to sleep and locks the keyguard.<br/>
2005         * 3 - The end button goes to the home screen.  If the user is already on the
2006         * home screen, it puts the device to sleep.
2007         */
2008        public static final String END_BUTTON_BEHAVIOR = "end_button_behavior";
2009
2010        private static final Validator END_BUTTON_BEHAVIOR_VALIDATOR =
2011                new InclusiveIntegerRangeValidator(0, 3);
2012
2013        /**
2014         * END_BUTTON_BEHAVIOR value for "go home".
2015         * @hide
2016         */
2017        public static final int END_BUTTON_BEHAVIOR_HOME = 0x1;
2018
2019        /**
2020         * END_BUTTON_BEHAVIOR value for "go to sleep".
2021         * @hide
2022         */
2023        public static final int END_BUTTON_BEHAVIOR_SLEEP = 0x2;
2024
2025        /**
2026         * END_BUTTON_BEHAVIOR default value.
2027         * @hide
2028         */
2029        public static final int END_BUTTON_BEHAVIOR_DEFAULT = END_BUTTON_BEHAVIOR_SLEEP;
2030
2031        /**
2032         * Is advanced settings mode turned on. 0 == no, 1 == yes
2033         * @hide
2034         */
2035        public static final String ADVANCED_SETTINGS = "advanced_settings";
2036
2037        private static final Validator ADVANCED_SETTINGS_VALIDATOR = sBooleanValidator;
2038
2039        /**
2040         * ADVANCED_SETTINGS default value.
2041         * @hide
2042         */
2043        public static final int ADVANCED_SETTINGS_DEFAULT = 0;
2044
2045        /**
2046         * @deprecated Use {@link android.provider.Settings.Global#AIRPLANE_MODE_ON} instead
2047         */
2048        @Deprecated
2049        public static final String AIRPLANE_MODE_ON = Global.AIRPLANE_MODE_ON;
2050
2051        /**
2052         * @deprecated Use {@link android.provider.Settings.Global#RADIO_BLUETOOTH} instead
2053         */
2054        @Deprecated
2055        public static final String RADIO_BLUETOOTH = Global.RADIO_BLUETOOTH;
2056
2057        /**
2058         * @deprecated Use {@link android.provider.Settings.Global#RADIO_WIFI} instead
2059         */
2060        @Deprecated
2061        public static final String RADIO_WIFI = Global.RADIO_WIFI;
2062
2063        /**
2064         * @deprecated Use {@link android.provider.Settings.Global#RADIO_WIMAX} instead
2065         * {@hide}
2066         */
2067        @Deprecated
2068        public static final String RADIO_WIMAX = Global.RADIO_WIMAX;
2069
2070        /**
2071         * @deprecated Use {@link android.provider.Settings.Global#RADIO_CELL} instead
2072         */
2073        @Deprecated
2074        public static final String RADIO_CELL = Global.RADIO_CELL;
2075
2076        /**
2077         * @deprecated Use {@link android.provider.Settings.Global#RADIO_NFC} instead
2078         */
2079        @Deprecated
2080        public static final String RADIO_NFC = Global.RADIO_NFC;
2081
2082        /**
2083         * @deprecated Use {@link android.provider.Settings.Global#AIRPLANE_MODE_RADIOS} instead
2084         */
2085        @Deprecated
2086        public static final String AIRPLANE_MODE_RADIOS = Global.AIRPLANE_MODE_RADIOS;
2087
2088        /**
2089         * @deprecated Use {@link android.provider.Settings.Global#AIRPLANE_MODE_TOGGLEABLE_RADIOS} instead
2090         *
2091         * {@hide}
2092         */
2093        @Deprecated
2094        public static final String AIRPLANE_MODE_TOGGLEABLE_RADIOS =
2095                Global.AIRPLANE_MODE_TOGGLEABLE_RADIOS;
2096
2097        /**
2098         * @deprecated Use {@link android.provider.Settings.Global#WIFI_SLEEP_POLICY} instead
2099         */
2100        @Deprecated
2101        public static final String WIFI_SLEEP_POLICY = Global.WIFI_SLEEP_POLICY;
2102
2103        /**
2104         * @deprecated Use {@link android.provider.Settings.Global#WIFI_SLEEP_POLICY_DEFAULT} instead
2105         */
2106        @Deprecated
2107        public static final int WIFI_SLEEP_POLICY_DEFAULT = Global.WIFI_SLEEP_POLICY_DEFAULT;
2108
2109        /**
2110         * @deprecated Use {@link android.provider.Settings.Global#WIFI_SLEEP_POLICY_NEVER_WHILE_PLUGGED} instead
2111         */
2112        @Deprecated
2113        public static final int WIFI_SLEEP_POLICY_NEVER_WHILE_PLUGGED =
2114                Global.WIFI_SLEEP_POLICY_NEVER_WHILE_PLUGGED;
2115
2116        /**
2117         * @deprecated Use {@link android.provider.Settings.Global#WIFI_SLEEP_POLICY_NEVER} instead
2118         */
2119        @Deprecated
2120        public static final int WIFI_SLEEP_POLICY_NEVER = Global.WIFI_SLEEP_POLICY_NEVER;
2121
2122        /**
2123         * @deprecated Use {@link android.provider.Settings.Global#MODE_RINGER} instead
2124         */
2125        @Deprecated
2126        public static final String MODE_RINGER = Global.MODE_RINGER;
2127
2128        /**
2129         * Whether to use static IP and other static network attributes.
2130         * <p>
2131         * Set to 1 for true and 0 for false.
2132         *
2133         * @deprecated Use {@link WifiManager} instead
2134         */
2135        @Deprecated
2136        public static final String WIFI_USE_STATIC_IP = "wifi_use_static_ip";
2137
2138        private static final Validator WIFI_USE_STATIC_IP_VALIDATOR = sBooleanValidator;
2139
2140        /**
2141         * The static IP address.
2142         * <p>
2143         * Example: "192.168.1.51"
2144         *
2145         * @deprecated Use {@link WifiManager} instead
2146         */
2147        @Deprecated
2148        public static final String WIFI_STATIC_IP = "wifi_static_ip";
2149
2150        private static final Validator WIFI_STATIC_IP_VALIDATOR = sLenientIpAddressValidator;
2151
2152        /**
2153         * If using static IP, the gateway's IP address.
2154         * <p>
2155         * Example: "192.168.1.1"
2156         *
2157         * @deprecated Use {@link WifiManager} instead
2158         */
2159        @Deprecated
2160        public static final String WIFI_STATIC_GATEWAY = "wifi_static_gateway";
2161
2162        private static final Validator WIFI_STATIC_GATEWAY_VALIDATOR = sLenientIpAddressValidator;
2163
2164        /**
2165         * If using static IP, the net mask.
2166         * <p>
2167         * Example: "255.255.255.0"
2168         *
2169         * @deprecated Use {@link WifiManager} instead
2170         */
2171        @Deprecated
2172        public static final String WIFI_STATIC_NETMASK = "wifi_static_netmask";
2173
2174        private static final Validator WIFI_STATIC_NETMASK_VALIDATOR = sLenientIpAddressValidator;
2175
2176        /**
2177         * If using static IP, the primary DNS's IP address.
2178         * <p>
2179         * Example: "192.168.1.1"
2180         *
2181         * @deprecated Use {@link WifiManager} instead
2182         */
2183        @Deprecated
2184        public static final String WIFI_STATIC_DNS1 = "wifi_static_dns1";
2185
2186        private static final Validator WIFI_STATIC_DNS1_VALIDATOR = sLenientIpAddressValidator;
2187
2188        /**
2189         * If using static IP, the secondary DNS's IP address.
2190         * <p>
2191         * Example: "192.168.1.2"
2192         *
2193         * @deprecated Use {@link WifiManager} instead
2194         */
2195        @Deprecated
2196        public static final String WIFI_STATIC_DNS2 = "wifi_static_dns2";
2197
2198        private static final Validator WIFI_STATIC_DNS2_VALIDATOR = sLenientIpAddressValidator;
2199
2200        /**
2201         * Determines whether remote devices may discover and/or connect to
2202         * this device.
2203         * <P>Type: INT</P>
2204         * 2 -- discoverable and connectable
2205         * 1 -- connectable but not discoverable
2206         * 0 -- neither connectable nor discoverable
2207         */
2208        public static final String BLUETOOTH_DISCOVERABILITY =
2209            "bluetooth_discoverability";
2210
2211        private static final Validator BLUETOOTH_DISCOVERABILITY_VALIDATOR =
2212                new InclusiveIntegerRangeValidator(0, 2);
2213
2214        /**
2215         * Bluetooth discoverability timeout.  If this value is nonzero, then
2216         * Bluetooth becomes discoverable for a certain number of seconds,
2217         * after which is becomes simply connectable.  The value is in seconds.
2218         */
2219        public static final String BLUETOOTH_DISCOVERABILITY_TIMEOUT =
2220            "bluetooth_discoverability_timeout";
2221
2222        private static final Validator BLUETOOTH_DISCOVERABILITY_TIMEOUT_VALIDATOR =
2223                sNonNegativeIntegerValidator;
2224
2225        /**
2226         * @deprecated Use {@link android.provider.Settings.Secure#LOCK_PATTERN_ENABLED}
2227         * instead
2228         */
2229        @Deprecated
2230        public static final String LOCK_PATTERN_ENABLED = Secure.LOCK_PATTERN_ENABLED;
2231
2232        /**
2233         * @deprecated Use {@link android.provider.Settings.Secure#LOCK_PATTERN_VISIBLE}
2234         * instead
2235         */
2236        @Deprecated
2237        public static final String LOCK_PATTERN_VISIBLE = "lock_pattern_visible_pattern";
2238
2239        /**
2240         * @deprecated Use
2241         * {@link android.provider.Settings.Secure#LOCK_PATTERN_TACTILE_FEEDBACK_ENABLED}
2242         * instead
2243         */
2244        @Deprecated
2245        public static final String LOCK_PATTERN_TACTILE_FEEDBACK_ENABLED =
2246            "lock_pattern_tactile_feedback_enabled";
2247
2248        /**
2249         * A formatted string of the next alarm that is set, or the empty string
2250         * if there is no alarm set.
2251         *
2252         * @deprecated Use {@link android.app.AlarmManager#getNextAlarmClock()}.
2253         */
2254        @Deprecated
2255        public static final String NEXT_ALARM_FORMATTED = "next_alarm_formatted";
2256
2257        private static final Validator NEXT_ALARM_FORMATTED_VALIDATOR = new Validator() {
2258            private static final int MAX_LENGTH = 1000;
2259
2260            @Override
2261            public boolean validate(String value) {
2262                // TODO: No idea what the correct format is.
2263                return value == null || value.length() < MAX_LENGTH;
2264            }
2265        };
2266
2267        /**
2268         * Scaling factor for fonts, float.
2269         */
2270        public static final String FONT_SCALE = "font_scale";
2271
2272        private static final Validator FONT_SCALE_VALIDATOR = new Validator() {
2273            @Override
2274            public boolean validate(String value) {
2275                try {
2276                    return Float.parseFloat(value) >= 0;
2277                } catch (NumberFormatException e) {
2278                    return false;
2279                }
2280            }
2281        };
2282
2283        /**
2284         * Name of an application package to be debugged.
2285         *
2286         * @deprecated Use {@link Global#DEBUG_APP} instead
2287         */
2288        @Deprecated
2289        public static final String DEBUG_APP = Global.DEBUG_APP;
2290
2291        /**
2292         * If 1, when launching DEBUG_APP it will wait for the debugger before
2293         * starting user code.  If 0, it will run normally.
2294         *
2295         * @deprecated Use {@link Global#WAIT_FOR_DEBUGGER} instead
2296         */
2297        @Deprecated
2298        public static final String WAIT_FOR_DEBUGGER = Global.WAIT_FOR_DEBUGGER;
2299
2300        /**
2301         * Whether or not to dim the screen. 0=no  1=yes
2302         * @deprecated This setting is no longer used.
2303         */
2304        @Deprecated
2305        public static final String DIM_SCREEN = "dim_screen";
2306
2307        private static final Validator DIM_SCREEN_VALIDATOR = sBooleanValidator;
2308
2309        /**
2310         * The amount of time in milliseconds before the device goes to sleep or begins
2311         * to dream after a period of inactivity.  This value is also known as the
2312         * user activity timeout period since the screen isn't necessarily turned off
2313         * when it expires.
2314         */
2315        public static final String SCREEN_OFF_TIMEOUT = "screen_off_timeout";
2316
2317        private static final Validator SCREEN_OFF_TIMEOUT_VALIDATOR = sNonNegativeIntegerValidator;
2318
2319        /**
2320         * The screen backlight brightness between 0 and 255.
2321         */
2322        public static final String SCREEN_BRIGHTNESS = "screen_brightness";
2323
2324        private static final Validator SCREEN_BRIGHTNESS_VALIDATOR =
2325                new InclusiveIntegerRangeValidator(0, 255);
2326
2327        /**
2328         * Control whether to enable automatic brightness mode.
2329         */
2330        public static final String SCREEN_BRIGHTNESS_MODE = "screen_brightness_mode";
2331
2332        private static final Validator SCREEN_BRIGHTNESS_MODE_VALIDATOR = sBooleanValidator;
2333
2334        /**
2335         * Adjustment to auto-brightness to make it generally more (>0.0 <1.0)
2336         * or less (<0.0 >-1.0) bright.
2337         * @hide
2338         */
2339        public static final String SCREEN_AUTO_BRIGHTNESS_ADJ = "screen_auto_brightness_adj";
2340
2341        private static final Validator SCREEN_AUTO_BRIGHTNESS_ADJ_VALIDATOR =
2342                new InclusiveFloatRangeValidator(-1, 1);
2343
2344        /**
2345         * SCREEN_BRIGHTNESS_MODE value for manual mode.
2346         */
2347        public static final int SCREEN_BRIGHTNESS_MODE_MANUAL = 0;
2348
2349        /**
2350         * SCREEN_BRIGHTNESS_MODE value for automatic mode.
2351         */
2352        public static final int SCREEN_BRIGHTNESS_MODE_AUTOMATIC = 1;
2353
2354        /**
2355         * Control whether the process CPU usage meter should be shown.
2356         *
2357         * @deprecated Use {@link Global#SHOW_PROCESSES} instead
2358         */
2359        @Deprecated
2360        public static final String SHOW_PROCESSES = Global.SHOW_PROCESSES;
2361
2362        /**
2363         * If 1, the activity manager will aggressively finish activities and
2364         * processes as soon as they are no longer needed.  If 0, the normal
2365         * extended lifetime is used.
2366         *
2367         * @deprecated Use {@link Global#ALWAYS_FINISH_ACTIVITIES} instead
2368         */
2369        @Deprecated
2370        public static final String ALWAYS_FINISH_ACTIVITIES = Global.ALWAYS_FINISH_ACTIVITIES;
2371
2372        /**
2373         * Determines which streams are affected by ringer mode changes. The
2374         * stream type's bit should be set to 1 if it should be muted when going
2375         * into an inaudible ringer mode.
2376         */
2377        public static final String MODE_RINGER_STREAMS_AFFECTED = "mode_ringer_streams_affected";
2378
2379        private static final Validator MODE_RINGER_STREAMS_AFFECTED_VALIDATOR =
2380                sNonNegativeIntegerValidator;
2381
2382        /**
2383          * Determines which streams are affected by mute. The
2384          * stream type's bit should be set to 1 if it should be muted when a mute request
2385          * is received.
2386          */
2387        public static final String MUTE_STREAMS_AFFECTED = "mute_streams_affected";
2388
2389        private static final Validator MUTE_STREAMS_AFFECTED_VALIDATOR =
2390                sNonNegativeIntegerValidator;
2391
2392        /**
2393         * Whether vibrate is on for different events. This is used internally,
2394         * changing this value will not change the vibrate. See AudioManager.
2395         */
2396        public static final String VIBRATE_ON = "vibrate_on";
2397
2398        private static final Validator VIBRATE_ON_VALIDATOR = sBooleanValidator;
2399
2400        /**
2401         * If 1, redirects the system vibrator to all currently attached input devices
2402         * that support vibration.  If there are no such input devices, then the system
2403         * vibrator is used instead.
2404         * If 0, does not register the system vibrator.
2405         *
2406         * This setting is mainly intended to provide a compatibility mechanism for
2407         * applications that only know about the system vibrator and do not use the
2408         * input device vibrator API.
2409         *
2410         * @hide
2411         */
2412        public static final String VIBRATE_INPUT_DEVICES = "vibrate_input_devices";
2413
2414        private static final Validator VIBRATE_INPUT_DEVICES_VALIDATOR = sBooleanValidator;
2415
2416        /**
2417         * Ringer volume. This is used internally, changing this value will not
2418         * change the volume. See AudioManager.
2419         *
2420         * @removed Not used by anything since API 2.
2421         */
2422        public static final String VOLUME_RING = "volume_ring";
2423
2424        /**
2425         * System/notifications volume. This is used internally, changing this
2426         * value will not change the volume. See AudioManager.
2427         *
2428         * @removed Not used by anything since API 2.
2429         */
2430        public static final String VOLUME_SYSTEM = "volume_system";
2431
2432        /**
2433         * Voice call volume. This is used internally, changing this value will
2434         * not change the volume. See AudioManager.
2435         *
2436         * @removed Not used by anything since API 2.
2437         */
2438        public static final String VOLUME_VOICE = "volume_voice";
2439
2440        /**
2441         * Music/media/gaming volume. This is used internally, changing this
2442         * value will not change the volume. See AudioManager.
2443         *
2444         * @removed Not used by anything since API 2.
2445         */
2446        public static final String VOLUME_MUSIC = "volume_music";
2447
2448        /**
2449         * Alarm volume. This is used internally, changing this
2450         * value will not change the volume. See AudioManager.
2451         *
2452         * @removed Not used by anything since API 2.
2453         */
2454        public static final String VOLUME_ALARM = "volume_alarm";
2455
2456        /**
2457         * Notification volume. This is used internally, changing this
2458         * value will not change the volume. See AudioManager.
2459         *
2460         * @removed Not used by anything since API 2.
2461         */
2462        public static final String VOLUME_NOTIFICATION = "volume_notification";
2463
2464        /**
2465         * Bluetooth Headset volume. This is used internally, changing this value will
2466         * not change the volume. See AudioManager.
2467         *
2468         * @removed Not used by anything since API 2.
2469         */
2470        public static final String VOLUME_BLUETOOTH_SCO = "volume_bluetooth_sco";
2471
2472        /**
2473         * Master volume (float in the range 0.0f to 1.0f).
2474         *
2475         * @hide
2476         */
2477        public static final String VOLUME_MASTER = "volume_master";
2478
2479        /**
2480         * Master volume mute (int 1 = mute, 0 = not muted).
2481         *
2482         * @hide
2483         */
2484        public static final String VOLUME_MASTER_MUTE = "volume_master_mute";
2485
2486        private static final Validator VOLUME_MASTER_MUTE_VALIDATOR = sBooleanValidator;
2487
2488        /**
2489         * Microphone mute (int 1 = mute, 0 = not muted).
2490         *
2491         * @hide
2492         */
2493        public static final String MICROPHONE_MUTE = "microphone_mute";
2494
2495        private static final Validator MICROPHONE_MUTE_VALIDATOR = sBooleanValidator;
2496
2497        /**
2498         * Whether the notifications should use the ring volume (value of 1) or
2499         * a separate notification volume (value of 0). In most cases, users
2500         * will have this enabled so the notification and ringer volumes will be
2501         * the same. However, power users can disable this and use the separate
2502         * notification volume control.
2503         * <p>
2504         * Note: This is a one-off setting that will be removed in the future
2505         * when there is profile support. For this reason, it is kept hidden
2506         * from the public APIs.
2507         *
2508         * @hide
2509         * @deprecated
2510         */
2511        @Deprecated
2512        public static final String NOTIFICATIONS_USE_RING_VOLUME =
2513            "notifications_use_ring_volume";
2514
2515        private static final Validator NOTIFICATIONS_USE_RING_VOLUME_VALIDATOR = sBooleanValidator;
2516
2517        /**
2518         * Whether silent mode should allow vibration feedback. This is used
2519         * internally in AudioService and the Sound settings activity to
2520         * coordinate decoupling of vibrate and silent modes. This setting
2521         * will likely be removed in a future release with support for
2522         * audio/vibe feedback profiles.
2523         *
2524         * Not used anymore. On devices with vibrator, the user explicitly selects
2525         * silent or vibrate mode.
2526         * Kept for use by legacy database upgrade code in DatabaseHelper.
2527         * @hide
2528         */
2529        public static final String VIBRATE_IN_SILENT = "vibrate_in_silent";
2530
2531        private static final Validator VIBRATE_IN_SILENT_VALIDATOR = sBooleanValidator;
2532
2533        /**
2534         * The mapping of stream type (integer) to its setting.
2535         *
2536         * @removed  Not used by anything since API 2.
2537         */
2538        public static final String[] VOLUME_SETTINGS = {
2539            VOLUME_VOICE, VOLUME_SYSTEM, VOLUME_RING, VOLUME_MUSIC,
2540            VOLUME_ALARM, VOLUME_NOTIFICATION, VOLUME_BLUETOOTH_SCO
2541        };
2542
2543        /**
2544         * Appended to various volume related settings to record the previous
2545         * values before they the settings were affected by a silent/vibrate
2546         * ringer mode change.
2547         *
2548         * @removed  Not used by anything since API 2.
2549         */
2550        public static final String APPEND_FOR_LAST_AUDIBLE = "_last_audible";
2551
2552        /**
2553         * Persistent store for the system-wide default ringtone URI.
2554         * <p>
2555         * If you need to play the default ringtone at any given time, it is recommended
2556         * you give {@link #DEFAULT_RINGTONE_URI} to the media player.  It will resolve
2557         * to the set default ringtone at the time of playing.
2558         *
2559         * @see #DEFAULT_RINGTONE_URI
2560         */
2561        public static final String RINGTONE = "ringtone";
2562
2563        private static final Validator RINGTONE_VALIDATOR = sUriValidator;
2564
2565        /**
2566         * A {@link Uri} that will point to the current default ringtone at any
2567         * given time.
2568         * <p>
2569         * If the current default ringtone is in the DRM provider and the caller
2570         * does not have permission, the exception will be a
2571         * FileNotFoundException.
2572         */
2573        public static final Uri DEFAULT_RINGTONE_URI = getUriFor(RINGTONE);
2574
2575        /**
2576         * Persistent store for the system-wide default notification sound.
2577         *
2578         * @see #RINGTONE
2579         * @see #DEFAULT_NOTIFICATION_URI
2580         */
2581        public static final String NOTIFICATION_SOUND = "notification_sound";
2582
2583        private static final Validator NOTIFICATION_SOUND_VALIDATOR = sUriValidator;
2584
2585        /**
2586         * A {@link Uri} that will point to the current default notification
2587         * sound at any given time.
2588         *
2589         * @see #DEFAULT_RINGTONE_URI
2590         */
2591        public static final Uri DEFAULT_NOTIFICATION_URI = getUriFor(NOTIFICATION_SOUND);
2592
2593        /**
2594         * Persistent store for the system-wide default alarm alert.
2595         *
2596         * @see #RINGTONE
2597         * @see #DEFAULT_ALARM_ALERT_URI
2598         */
2599        public static final String ALARM_ALERT = "alarm_alert";
2600
2601        private static final Validator ALARM_ALERT_VALIDATOR = sUriValidator;
2602
2603        /**
2604         * A {@link Uri} that will point to the current default alarm alert at
2605         * any given time.
2606         *
2607         * @see #DEFAULT_ALARM_ALERT_URI
2608         */
2609        public static final Uri DEFAULT_ALARM_ALERT_URI = getUriFor(ALARM_ALERT);
2610
2611        /**
2612         * Persistent store for the system default media button event receiver.
2613         *
2614         * @hide
2615         */
2616        public static final String MEDIA_BUTTON_RECEIVER = "media_button_receiver";
2617
2618        private static final Validator MEDIA_BUTTON_RECEIVER_VALIDATOR = new Validator() {
2619            @Override
2620            public boolean validate(String value) {
2621                try {
2622                    ComponentName.unflattenFromString(value);
2623                    return true;
2624                } catch (NullPointerException e) {
2625                    return false;
2626                }
2627            }
2628        };
2629
2630        /**
2631         * Setting to enable Auto Replace (AutoText) in text editors. 1 = On, 0 = Off
2632         */
2633        public static final String TEXT_AUTO_REPLACE = "auto_replace";
2634
2635        private static final Validator TEXT_AUTO_REPLACE_VALIDATOR = sBooleanValidator;
2636
2637        /**
2638         * Setting to enable Auto Caps in text editors. 1 = On, 0 = Off
2639         */
2640        public static final String TEXT_AUTO_CAPS = "auto_caps";
2641
2642        private static final Validator TEXT_AUTO_CAPS_VALIDATOR = sBooleanValidator;
2643
2644        /**
2645         * Setting to enable Auto Punctuate in text editors. 1 = On, 0 = Off. This
2646         * feature converts two spaces to a "." and space.
2647         */
2648        public static final String TEXT_AUTO_PUNCTUATE = "auto_punctuate";
2649
2650        private static final Validator TEXT_AUTO_PUNCTUATE_VALIDATOR = sBooleanValidator;
2651
2652        /**
2653         * Setting to showing password characters in text editors. 1 = On, 0 = Off
2654         */
2655        public static final String TEXT_SHOW_PASSWORD = "show_password";
2656
2657        private static final Validator TEXT_SHOW_PASSWORD_VALIDATOR = sBooleanValidator;
2658
2659        public static final String SHOW_GTALK_SERVICE_STATUS =
2660                "SHOW_GTALK_SERVICE_STATUS";
2661
2662        private static final Validator SHOW_GTALK_SERVICE_STATUS_VALIDATOR = sBooleanValidator;
2663
2664        /**
2665         * Name of activity to use for wallpaper on the home screen.
2666         *
2667         * @deprecated Use {@link WallpaperManager} instead.
2668         */
2669        @Deprecated
2670        public static final String WALLPAPER_ACTIVITY = "wallpaper_activity";
2671
2672        private static final Validator WALLPAPER_ACTIVITY_VALIDATOR = new Validator() {
2673            private static final int MAX_LENGTH = 1000;
2674
2675            @Override
2676            public boolean validate(String value) {
2677                if (value != null && value.length() > MAX_LENGTH) {
2678                    return false;
2679                }
2680                return ComponentName.unflattenFromString(value) != null;
2681            }
2682        };
2683
2684        /**
2685         * @deprecated Use {@link android.provider.Settings.Global#AUTO_TIME}
2686         * instead
2687         */
2688        @Deprecated
2689        public static final String AUTO_TIME = Global.AUTO_TIME;
2690
2691        /**
2692         * @deprecated Use {@link android.provider.Settings.Global#AUTO_TIME_ZONE}
2693         * instead
2694         */
2695        @Deprecated
2696        public static final String AUTO_TIME_ZONE = Global.AUTO_TIME_ZONE;
2697
2698        /**
2699         * Display times as 12 or 24 hours
2700         *   12
2701         *   24
2702         */
2703        public static final String TIME_12_24 = "time_12_24";
2704
2705        /** @hide */
2706        public static final Validator TIME_12_24_VALIDATOR =
2707                new DiscreteValueValidator(new String[] {"12", "24"});
2708
2709        /**
2710         * Date format string
2711         *   mm/dd/yyyy
2712         *   dd/mm/yyyy
2713         *   yyyy/mm/dd
2714         */
2715        public static final String DATE_FORMAT = "date_format";
2716
2717        /** @hide */
2718        public static final Validator DATE_FORMAT_VALIDATOR = new Validator() {
2719            @Override
2720            public boolean validate(String value) {
2721                try {
2722                    new SimpleDateFormat(value);
2723                    return true;
2724                } catch (IllegalArgumentException e) {
2725                    return false;
2726                }
2727            }
2728        };
2729
2730        /**
2731         * Whether the setup wizard has been run before (on first boot), or if
2732         * it still needs to be run.
2733         *
2734         * nonzero = it has been run in the past
2735         * 0 = it has not been run in the past
2736         */
2737        public static final String SETUP_WIZARD_HAS_RUN = "setup_wizard_has_run";
2738
2739        /** @hide */
2740        public static final Validator SETUP_WIZARD_HAS_RUN_VALIDATOR = sBooleanValidator;
2741
2742        /**
2743         * Scaling factor for normal window animations. Setting to 0 will disable window
2744         * animations.
2745         *
2746         * @deprecated Use {@link Global#WINDOW_ANIMATION_SCALE} instead
2747         */
2748        @Deprecated
2749        public static final String WINDOW_ANIMATION_SCALE = Global.WINDOW_ANIMATION_SCALE;
2750
2751        /**
2752         * Scaling factor for activity transition animations. Setting to 0 will disable window
2753         * animations.
2754         *
2755         * @deprecated Use {@link Global#TRANSITION_ANIMATION_SCALE} instead
2756         */
2757        @Deprecated
2758        public static final String TRANSITION_ANIMATION_SCALE = Global.TRANSITION_ANIMATION_SCALE;
2759
2760        /**
2761         * Scaling factor for Animator-based animations. This affects both the start delay and
2762         * duration of all such animations. Setting to 0 will cause animations to end immediately.
2763         * The default value is 1.
2764         *
2765         * @deprecated Use {@link Global#ANIMATOR_DURATION_SCALE} instead
2766         */
2767        @Deprecated
2768        public static final String ANIMATOR_DURATION_SCALE = Global.ANIMATOR_DURATION_SCALE;
2769
2770        /**
2771         * Control whether the accelerometer will be used to change screen
2772         * orientation.  If 0, it will not be used unless explicitly requested
2773         * by the application; if 1, it will be used by default unless explicitly
2774         * disabled by the application.
2775         */
2776        public static final String ACCELEROMETER_ROTATION = "accelerometer_rotation";
2777
2778        /** @hide */
2779        public static final Validator ACCELEROMETER_ROTATION_VALIDATOR = sBooleanValidator;
2780
2781        /**
2782         * Default screen rotation when no other policy applies.
2783         * When {@link #ACCELEROMETER_ROTATION} is zero and no on-screen Activity expresses a
2784         * preference, this rotation value will be used. Must be one of the
2785         * {@link android.view.Surface#ROTATION_0 Surface rotation constants}.
2786         *
2787         * @see android.view.Display#getRotation
2788         */
2789        public static final String USER_ROTATION = "user_rotation";
2790
2791        /** @hide */
2792        public static final Validator USER_ROTATION_VALIDATOR =
2793                new InclusiveIntegerRangeValidator(0, 3);
2794
2795        /**
2796         * Control whether the rotation lock toggle in the System UI should be hidden.
2797         * Typically this is done for accessibility purposes to make it harder for
2798         * the user to accidentally toggle the rotation lock while the display rotation
2799         * has been locked for accessibility.
2800         *
2801         * If 0, then rotation lock toggle is not hidden for accessibility (although it may be
2802         * unavailable for other reasons).  If 1, then the rotation lock toggle is hidden.
2803         *
2804         * @hide
2805         */
2806        public static final String HIDE_ROTATION_LOCK_TOGGLE_FOR_ACCESSIBILITY =
2807                "hide_rotation_lock_toggle_for_accessibility";
2808
2809        /** @hide */
2810        public static final Validator HIDE_ROTATION_LOCK_TOGGLE_FOR_ACCESSIBILITY_VALIDATOR =
2811                sBooleanValidator;
2812
2813        /**
2814         * Whether the phone vibrates when it is ringing due to an incoming call. This will
2815         * be used by Phone and Setting apps; it shouldn't affect other apps.
2816         * The value is boolean (1 or 0).
2817         *
2818         * Note: this is not same as "vibrate on ring", which had been available until ICS.
2819         * It was about AudioManager's setting and thus affected all the applications which
2820         * relied on the setting, while this is purely about the vibration setting for incoming
2821         * calls.
2822         */
2823        public static final String VIBRATE_WHEN_RINGING = "vibrate_when_ringing";
2824
2825        /** @hide */
2826        public static final Validator VIBRATE_WHEN_RINGING_VALIDATOR = sBooleanValidator;
2827
2828        /**
2829         * Whether the audible DTMF tones are played by the dialer when dialing. The value is
2830         * boolean (1 or 0).
2831         */
2832        public static final String DTMF_TONE_WHEN_DIALING = "dtmf_tone";
2833
2834        /** @hide */
2835        public static final Validator DTMF_TONE_WHEN_DIALING_VALIDATOR = sBooleanValidator;
2836
2837        /**
2838         * CDMA only settings
2839         * DTMF tone type played by the dialer when dialing.
2840         *                 0 = Normal
2841         *                 1 = Long
2842         */
2843        public static final String DTMF_TONE_TYPE_WHEN_DIALING = "dtmf_tone_type";
2844
2845        /** @hide */
2846        public static final Validator DTMF_TONE_TYPE_WHEN_DIALING_VALIDATOR = sBooleanValidator;
2847
2848        /**
2849         * Whether the hearing aid is enabled. The value is
2850         * boolean (1 or 0).
2851         * @hide
2852         */
2853        public static final String HEARING_AID = "hearing_aid";
2854
2855        /** @hide */
2856        public static final Validator HEARING_AID_VALIDATOR = sBooleanValidator;
2857
2858        /**
2859         * CDMA only settings
2860         * TTY Mode
2861         * 0 = OFF
2862         * 1 = FULL
2863         * 2 = VCO
2864         * 3 = HCO
2865         * @hide
2866         */
2867        public static final String TTY_MODE = "tty_mode";
2868
2869        /** @hide */
2870        public static final Validator TTY_MODE_VALIDATOR = new InclusiveIntegerRangeValidator(0, 3);
2871
2872        /**
2873         * Whether the sounds effects (key clicks, lid open ...) are enabled. The value is
2874         * boolean (1 or 0).
2875         */
2876        public static final String SOUND_EFFECTS_ENABLED = "sound_effects_enabled";
2877
2878        /** @hide */
2879        public static final Validator SOUND_EFFECTS_ENABLED_VALIDATOR = sBooleanValidator;
2880
2881        /**
2882         * Whether the haptic feedback (long presses, ...) are enabled. The value is
2883         * boolean (1 or 0).
2884         */
2885        public static final String HAPTIC_FEEDBACK_ENABLED = "haptic_feedback_enabled";
2886
2887        /** @hide */
2888        public static final Validator HAPTIC_FEEDBACK_ENABLED_VALIDATOR = sBooleanValidator;
2889
2890        /**
2891         * @deprecated Each application that shows web suggestions should have its own
2892         * setting for this.
2893         */
2894        @Deprecated
2895        public static final String SHOW_WEB_SUGGESTIONS = "show_web_suggestions";
2896
2897        /** @hide */
2898        public static final Validator SHOW_WEB_SUGGESTIONS_VALIDATOR = sBooleanValidator;
2899
2900        /**
2901         * Whether the notification LED should repeatedly flash when a notification is
2902         * pending. The value is boolean (1 or 0).
2903         * @hide
2904         */
2905        public static final String NOTIFICATION_LIGHT_PULSE = "notification_light_pulse";
2906
2907        /** @hide */
2908        public static final Validator NOTIFICATION_LIGHT_PULSE_VALIDATOR = sBooleanValidator;
2909
2910        /**
2911         * Show pointer location on screen?
2912         * 0 = no
2913         * 1 = yes
2914         * @hide
2915         */
2916        public static final String POINTER_LOCATION = "pointer_location";
2917
2918        /** @hide */
2919        public static final Validator POINTER_LOCATION_VALIDATOR = sBooleanValidator;
2920
2921        /**
2922         * Show touch positions on screen?
2923         * 0 = no
2924         * 1 = yes
2925         * @hide
2926         */
2927        public static final String SHOW_TOUCHES = "show_touches";
2928
2929        /** @hide */
2930        public static final Validator SHOW_TOUCHES_VALIDATOR = sBooleanValidator;
2931
2932        /**
2933         * Log raw orientation data from
2934         * {@link com.android.server.policy.WindowOrientationListener} for use with the
2935         * orientationplot.py tool.
2936         * 0 = no
2937         * 1 = yes
2938         * @hide
2939         */
2940        public static final String WINDOW_ORIENTATION_LISTENER_LOG =
2941                "window_orientation_listener_log";
2942
2943        /** @hide */
2944        public static final Validator WINDOW_ORIENTATION_LISTENER_LOG_VALIDATOR = sBooleanValidator;
2945
2946        /**
2947         * @deprecated Use {@link android.provider.Settings.Global#POWER_SOUNDS_ENABLED}
2948         * instead
2949         * @hide
2950         */
2951        @Deprecated
2952        public static final String POWER_SOUNDS_ENABLED = Global.POWER_SOUNDS_ENABLED;
2953
2954        /**
2955         * @deprecated Use {@link android.provider.Settings.Global#DOCK_SOUNDS_ENABLED}
2956         * instead
2957         * @hide
2958         */
2959        @Deprecated
2960        public static final String DOCK_SOUNDS_ENABLED = Global.DOCK_SOUNDS_ENABLED;
2961
2962        /**
2963         * Whether to play sounds when the keyguard is shown and dismissed.
2964         * @hide
2965         */
2966        public static final String LOCKSCREEN_SOUNDS_ENABLED = "lockscreen_sounds_enabled";
2967
2968        /** @hide */
2969        public static final Validator LOCKSCREEN_SOUNDS_ENABLED_VALIDATOR = sBooleanValidator;
2970
2971        /**
2972         * Whether the lockscreen should be completely disabled.
2973         * @hide
2974         */
2975        public static final String LOCKSCREEN_DISABLED = "lockscreen.disabled";
2976
2977        /** @hide */
2978        public static final Validator LOCKSCREEN_DISABLED_VALIDATOR = sBooleanValidator;
2979
2980        /**
2981         * @deprecated Use {@link android.provider.Settings.Global#LOW_BATTERY_SOUND}
2982         * instead
2983         * @hide
2984         */
2985        @Deprecated
2986        public static final String LOW_BATTERY_SOUND = Global.LOW_BATTERY_SOUND;
2987
2988        /**
2989         * @deprecated Use {@link android.provider.Settings.Global#DESK_DOCK_SOUND}
2990         * instead
2991         * @hide
2992         */
2993        @Deprecated
2994        public static final String DESK_DOCK_SOUND = Global.DESK_DOCK_SOUND;
2995
2996        /**
2997         * @deprecated Use {@link android.provider.Settings.Global#DESK_UNDOCK_SOUND}
2998         * instead
2999         * @hide
3000         */
3001        @Deprecated
3002        public static final String DESK_UNDOCK_SOUND = Global.DESK_UNDOCK_SOUND;
3003
3004        /**
3005         * @deprecated Use {@link android.provider.Settings.Global#CAR_DOCK_SOUND}
3006         * instead
3007         * @hide
3008         */
3009        @Deprecated
3010        public static final String CAR_DOCK_SOUND = Global.CAR_DOCK_SOUND;
3011
3012        /**
3013         * @deprecated Use {@link android.provider.Settings.Global#CAR_UNDOCK_SOUND}
3014         * instead
3015         * @hide
3016         */
3017        @Deprecated
3018        public static final String CAR_UNDOCK_SOUND = Global.CAR_UNDOCK_SOUND;
3019
3020        /**
3021         * @deprecated Use {@link android.provider.Settings.Global#LOCK_SOUND}
3022         * instead
3023         * @hide
3024         */
3025        @Deprecated
3026        public static final String LOCK_SOUND = Global.LOCK_SOUND;
3027
3028        /**
3029         * @deprecated Use {@link android.provider.Settings.Global#UNLOCK_SOUND}
3030         * instead
3031         * @hide
3032         */
3033        @Deprecated
3034        public static final String UNLOCK_SOUND = Global.UNLOCK_SOUND;
3035
3036        /**
3037         * Receive incoming SIP calls?
3038         * 0 = no
3039         * 1 = yes
3040         * @hide
3041         */
3042        public static final String SIP_RECEIVE_CALLS = "sip_receive_calls";
3043
3044        /** @hide */
3045        public static final Validator SIP_RECEIVE_CALLS_VALIDATOR = sBooleanValidator;
3046
3047        /**
3048         * Call Preference String.
3049         * "SIP_ALWAYS" : Always use SIP with network access
3050         * "SIP_ADDRESS_ONLY" : Only if destination is a SIP address
3051         * @hide
3052         */
3053        public static final String SIP_CALL_OPTIONS = "sip_call_options";
3054
3055        /** @hide */
3056        public static final Validator SIP_CALL_OPTIONS_VALIDATOR = new DiscreteValueValidator(
3057                new String[] {"SIP_ALWAYS", "SIP_ADDRESS_ONLY"});
3058
3059        /**
3060         * One of the sip call options: Always use SIP with network access.
3061         * @hide
3062         */
3063        public static final String SIP_ALWAYS = "SIP_ALWAYS";
3064
3065        /** @hide */
3066        public static final Validator SIP_ALWAYS_VALIDATOR = sBooleanValidator;
3067
3068        /**
3069         * One of the sip call options: Only if destination is a SIP address.
3070         * @hide
3071         */
3072        public static final String SIP_ADDRESS_ONLY = "SIP_ADDRESS_ONLY";
3073
3074        /** @hide */
3075        public static final Validator SIP_ADDRESS_ONLY_VALIDATOR = sBooleanValidator;
3076
3077        /**
3078         * @deprecated Use SIP_ALWAYS or SIP_ADDRESS_ONLY instead.  Formerly used to indicate that
3079         * the user should be prompted each time a call is made whether it should be placed using
3080         * SIP.  The {@link com.android.providers.settings.DatabaseHelper} replaces this with
3081         * SIP_ADDRESS_ONLY.
3082         * @hide
3083         */
3084        @Deprecated
3085        public static final String SIP_ASK_ME_EACH_TIME = "SIP_ASK_ME_EACH_TIME";
3086
3087        /** @hide */
3088        public static final Validator SIP_ASK_ME_EACH_TIME_VALIDATOR = sBooleanValidator;
3089
3090        /**
3091         * Pointer speed setting.
3092         * This is an integer value in a range between -7 and +7, so there are 15 possible values.
3093         *   -7 = slowest
3094         *    0 = default speed
3095         *   +7 = fastest
3096         * @hide
3097         */
3098        public static final String POINTER_SPEED = "pointer_speed";
3099
3100        /** @hide */
3101        public static final Validator POINTER_SPEED_VALIDATOR =
3102                new InclusiveFloatRangeValidator(-7, 7);
3103
3104        /**
3105         * Whether lock-to-app will be triggered by long-press on recents.
3106         * @hide
3107         */
3108        public static final String LOCK_TO_APP_ENABLED = "lock_to_app_enabled";
3109
3110        /** @hide */
3111        public static final Validator LOCK_TO_APP_ENABLED_VALIDATOR = sBooleanValidator;
3112
3113        /**
3114         * I am the lolrus.
3115         * <p>
3116         * Nonzero values indicate that the user has a bukkit.
3117         * Backward-compatible with <code>PrefGetPreference(prefAllowEasterEggs)</code>.
3118         * @hide
3119         */
3120        public static final String EGG_MODE = "egg_mode";
3121
3122        /** @hide */
3123        public static final Validator EGG_MODE_VALIDATOR = new Validator() {
3124            @Override
3125            public boolean validate(String value) {
3126                try {
3127                    return Long.parseLong(value) >= 0;
3128                } catch (NumberFormatException e) {
3129                    return false;
3130                }
3131            }
3132        };
3133
3134        /**
3135         * IMPORTANT: If you add a new public settings you also have to add it to
3136         * PUBLIC_SETTINGS below. If the new setting is hidden you have to add
3137         * it to PRIVATE_SETTINGS below. Also add a validator that can validate
3138         * the setting value. See an example above.
3139         */
3140
3141        /**
3142         * Settings to backup. This is here so that it's in the same place as the settings
3143         * keys and easy to update.
3144         *
3145         * NOTE: Settings are backed up and restored in the order they appear
3146         *       in this array. If you have one setting depending on another,
3147         *       make sure that they are ordered appropriately.
3148         *
3149         * @hide
3150         */
3151        public static final String[] SETTINGS_TO_BACKUP = {
3152            STAY_ON_WHILE_PLUGGED_IN,   // moved to global
3153            WIFI_USE_STATIC_IP,
3154            WIFI_STATIC_IP,
3155            WIFI_STATIC_GATEWAY,
3156            WIFI_STATIC_NETMASK,
3157            WIFI_STATIC_DNS1,
3158            WIFI_STATIC_DNS2,
3159            BLUETOOTH_DISCOVERABILITY,
3160            BLUETOOTH_DISCOVERABILITY_TIMEOUT,
3161            DIM_SCREEN,
3162            SCREEN_OFF_TIMEOUT,
3163            SCREEN_BRIGHTNESS,
3164            SCREEN_BRIGHTNESS_MODE,
3165            SCREEN_AUTO_BRIGHTNESS_ADJ,
3166            VIBRATE_INPUT_DEVICES,
3167            MODE_RINGER_STREAMS_AFFECTED,
3168            TEXT_AUTO_REPLACE,
3169            TEXT_AUTO_CAPS,
3170            TEXT_AUTO_PUNCTUATE,
3171            TEXT_SHOW_PASSWORD,
3172            AUTO_TIME,                  // moved to global
3173            AUTO_TIME_ZONE,             // moved to global
3174            TIME_12_24,
3175            DATE_FORMAT,
3176            DTMF_TONE_WHEN_DIALING,
3177            DTMF_TONE_TYPE_WHEN_DIALING,
3178            HEARING_AID,
3179            TTY_MODE,
3180            SOUND_EFFECTS_ENABLED,
3181            HAPTIC_FEEDBACK_ENABLED,
3182            POWER_SOUNDS_ENABLED,       // moved to global
3183            DOCK_SOUNDS_ENABLED,        // moved to global
3184            LOCKSCREEN_SOUNDS_ENABLED,
3185            SHOW_WEB_SUGGESTIONS,
3186            NOTIFICATION_LIGHT_PULSE,
3187            SIP_CALL_OPTIONS,
3188            SIP_RECEIVE_CALLS,
3189            POINTER_SPEED,
3190            VIBRATE_WHEN_RINGING,
3191            RINGTONE,
3192            LOCK_TO_APP_ENABLED,
3193            NOTIFICATION_SOUND
3194        };
3195
3196        /**
3197         * These are all public system settings
3198         *
3199         * @hide
3200         */
3201        public static final Set<String> PUBLIC_SETTINGS = new ArraySet<>();
3202        static {
3203            PUBLIC_SETTINGS.add(END_BUTTON_BEHAVIOR);
3204            PUBLIC_SETTINGS.add(WIFI_USE_STATIC_IP);
3205            PUBLIC_SETTINGS.add(WIFI_STATIC_IP);
3206            PUBLIC_SETTINGS.add(WIFI_STATIC_GATEWAY);
3207            PUBLIC_SETTINGS.add(WIFI_STATIC_NETMASK);
3208            PUBLIC_SETTINGS.add(WIFI_STATIC_DNS1);
3209            PUBLIC_SETTINGS.add(WIFI_STATIC_DNS2);
3210            PUBLIC_SETTINGS.add(BLUETOOTH_DISCOVERABILITY);
3211            PUBLIC_SETTINGS.add(BLUETOOTH_DISCOVERABILITY_TIMEOUT);
3212            PUBLIC_SETTINGS.add(NEXT_ALARM_FORMATTED);
3213            PUBLIC_SETTINGS.add(FONT_SCALE);
3214            PUBLIC_SETTINGS.add(DIM_SCREEN);
3215            PUBLIC_SETTINGS.add(SCREEN_OFF_TIMEOUT);
3216            PUBLIC_SETTINGS.add(SCREEN_BRIGHTNESS);
3217            PUBLIC_SETTINGS.add(SCREEN_BRIGHTNESS_MODE);
3218            PUBLIC_SETTINGS.add(MODE_RINGER_STREAMS_AFFECTED);
3219            PUBLIC_SETTINGS.add(MUTE_STREAMS_AFFECTED);
3220            PUBLIC_SETTINGS.add(VIBRATE_ON);
3221            PUBLIC_SETTINGS.add(VOLUME_RING);
3222            PUBLIC_SETTINGS.add(VOLUME_SYSTEM);
3223            PUBLIC_SETTINGS.add(VOLUME_VOICE);
3224            PUBLIC_SETTINGS.add(VOLUME_MUSIC);
3225            PUBLIC_SETTINGS.add(VOLUME_ALARM);
3226            PUBLIC_SETTINGS.add(VOLUME_NOTIFICATION);
3227            PUBLIC_SETTINGS.add(VOLUME_BLUETOOTH_SCO);
3228            PUBLIC_SETTINGS.add(RINGTONE);
3229            PUBLIC_SETTINGS.add(NOTIFICATION_SOUND);
3230            PUBLIC_SETTINGS.add(ALARM_ALERT);
3231            PUBLIC_SETTINGS.add(TEXT_AUTO_REPLACE);
3232            PUBLIC_SETTINGS.add(TEXT_AUTO_CAPS);
3233            PUBLIC_SETTINGS.add(TEXT_AUTO_PUNCTUATE);
3234            PUBLIC_SETTINGS.add(TEXT_SHOW_PASSWORD);
3235            PUBLIC_SETTINGS.add(SHOW_GTALK_SERVICE_STATUS);
3236            PUBLIC_SETTINGS.add(WALLPAPER_ACTIVITY);
3237            PUBLIC_SETTINGS.add(TIME_12_24);
3238            PUBLIC_SETTINGS.add(DATE_FORMAT);
3239            PUBLIC_SETTINGS.add(SETUP_WIZARD_HAS_RUN);
3240            PUBLIC_SETTINGS.add(ACCELEROMETER_ROTATION);
3241            PUBLIC_SETTINGS.add(USER_ROTATION);
3242            PUBLIC_SETTINGS.add(DTMF_TONE_WHEN_DIALING);
3243            PUBLIC_SETTINGS.add(SOUND_EFFECTS_ENABLED);
3244            PUBLIC_SETTINGS.add(HAPTIC_FEEDBACK_ENABLED);
3245            PUBLIC_SETTINGS.add(SHOW_WEB_SUGGESTIONS);
3246        }
3247
3248        /**
3249         * These are all hidden system settings.
3250         *
3251         * @hide
3252         */
3253        public static final Set<String> PRIVATE_SETTINGS = new ArraySet<>();
3254        static {
3255            PRIVATE_SETTINGS.add(WIFI_USE_STATIC_IP);
3256            PRIVATE_SETTINGS.add(END_BUTTON_BEHAVIOR);
3257            PRIVATE_SETTINGS.add(ADVANCED_SETTINGS);
3258            PRIVATE_SETTINGS.add(SCREEN_AUTO_BRIGHTNESS_ADJ);
3259            PRIVATE_SETTINGS.add(VIBRATE_INPUT_DEVICES);
3260            PRIVATE_SETTINGS.add(VOLUME_MASTER);
3261            PRIVATE_SETTINGS.add(VOLUME_MASTER_MUTE);
3262            PRIVATE_SETTINGS.add(MICROPHONE_MUTE);
3263            PRIVATE_SETTINGS.add(NOTIFICATIONS_USE_RING_VOLUME);
3264            PRIVATE_SETTINGS.add(VIBRATE_IN_SILENT);
3265            PRIVATE_SETTINGS.add(MEDIA_BUTTON_RECEIVER);
3266            PRIVATE_SETTINGS.add(HIDE_ROTATION_LOCK_TOGGLE_FOR_ACCESSIBILITY);
3267            PRIVATE_SETTINGS.add(VIBRATE_WHEN_RINGING);
3268            PRIVATE_SETTINGS.add(DTMF_TONE_TYPE_WHEN_DIALING);
3269            PRIVATE_SETTINGS.add(HEARING_AID);
3270            PRIVATE_SETTINGS.add(TTY_MODE);
3271            PRIVATE_SETTINGS.add(NOTIFICATION_LIGHT_PULSE);
3272            PRIVATE_SETTINGS.add(POINTER_LOCATION);
3273            PRIVATE_SETTINGS.add(SHOW_TOUCHES);
3274            PRIVATE_SETTINGS.add(WINDOW_ORIENTATION_LISTENER_LOG);
3275            PRIVATE_SETTINGS.add(POWER_SOUNDS_ENABLED);
3276            PRIVATE_SETTINGS.add(DOCK_SOUNDS_ENABLED);
3277            PRIVATE_SETTINGS.add(LOCKSCREEN_SOUNDS_ENABLED);
3278            PRIVATE_SETTINGS.add(LOCKSCREEN_DISABLED);
3279            PRIVATE_SETTINGS.add(LOW_BATTERY_SOUND);
3280            PRIVATE_SETTINGS.add(DESK_DOCK_SOUND);
3281            PRIVATE_SETTINGS.add(DESK_UNDOCK_SOUND);
3282            PRIVATE_SETTINGS.add(CAR_DOCK_SOUND);
3283            PRIVATE_SETTINGS.add(CAR_UNDOCK_SOUND);
3284            PRIVATE_SETTINGS.add(LOCK_SOUND);
3285            PRIVATE_SETTINGS.add(UNLOCK_SOUND);
3286            PRIVATE_SETTINGS.add(SIP_RECEIVE_CALLS);
3287            PRIVATE_SETTINGS.add(SIP_CALL_OPTIONS);
3288            PRIVATE_SETTINGS.add(SIP_ALWAYS);
3289            PRIVATE_SETTINGS.add(SIP_ADDRESS_ONLY);
3290            PRIVATE_SETTINGS.add(SIP_ASK_ME_EACH_TIME);
3291            PRIVATE_SETTINGS.add(POINTER_SPEED);
3292            PRIVATE_SETTINGS.add(LOCK_TO_APP_ENABLED);
3293            PRIVATE_SETTINGS.add(EGG_MODE);
3294        }
3295
3296        /**
3297         * These are all public system settings
3298         *
3299         * @hide
3300         */
3301        public static final Map<String, Validator> VALIDATORS = new ArrayMap<>();
3302        static {
3303            VALIDATORS.put(END_BUTTON_BEHAVIOR,END_BUTTON_BEHAVIOR_VALIDATOR);
3304            VALIDATORS.put(WIFI_USE_STATIC_IP, WIFI_USE_STATIC_IP_VALIDATOR);
3305            VALIDATORS.put(BLUETOOTH_DISCOVERABILITY, BLUETOOTH_DISCOVERABILITY_VALIDATOR);
3306            VALIDATORS.put(BLUETOOTH_DISCOVERABILITY_TIMEOUT,
3307                    BLUETOOTH_DISCOVERABILITY_TIMEOUT_VALIDATOR);
3308            VALIDATORS.put(NEXT_ALARM_FORMATTED, NEXT_ALARM_FORMATTED_VALIDATOR);
3309            VALIDATORS.put(FONT_SCALE, FONT_SCALE_VALIDATOR);
3310            VALIDATORS.put(DIM_SCREEN, DIM_SCREEN_VALIDATOR);
3311            VALIDATORS.put(SCREEN_OFF_TIMEOUT, SCREEN_OFF_TIMEOUT_VALIDATOR);
3312            VALIDATORS.put(SCREEN_BRIGHTNESS, SCREEN_BRIGHTNESS_VALIDATOR);
3313            VALIDATORS.put(SCREEN_BRIGHTNESS_MODE, SCREEN_BRIGHTNESS_MODE_VALIDATOR);
3314            VALIDATORS.put(MODE_RINGER_STREAMS_AFFECTED, MODE_RINGER_STREAMS_AFFECTED_VALIDATOR);
3315            VALIDATORS.put(MUTE_STREAMS_AFFECTED, MUTE_STREAMS_AFFECTED_VALIDATOR);
3316            VALIDATORS.put(VIBRATE_ON, VIBRATE_ON_VALIDATOR);
3317            VALIDATORS.put(RINGTONE, RINGTONE_VALIDATOR);
3318            VALIDATORS.put(NOTIFICATION_SOUND, NOTIFICATION_SOUND_VALIDATOR);
3319            VALIDATORS.put(ALARM_ALERT, ALARM_ALERT_VALIDATOR);
3320            VALIDATORS.put(TEXT_AUTO_REPLACE, TEXT_AUTO_REPLACE_VALIDATOR);
3321            VALIDATORS.put(TEXT_AUTO_CAPS, TEXT_AUTO_CAPS_VALIDATOR);
3322            VALIDATORS.put(TEXT_AUTO_PUNCTUATE, TEXT_AUTO_PUNCTUATE_VALIDATOR);
3323            VALIDATORS.put(TEXT_SHOW_PASSWORD, TEXT_SHOW_PASSWORD_VALIDATOR);
3324            VALIDATORS.put(SHOW_GTALK_SERVICE_STATUS, SHOW_GTALK_SERVICE_STATUS_VALIDATOR);
3325            VALIDATORS.put(WALLPAPER_ACTIVITY, WALLPAPER_ACTIVITY_VALIDATOR);
3326            VALIDATORS.put(TIME_12_24, TIME_12_24_VALIDATOR);
3327            VALIDATORS.put(DATE_FORMAT, DATE_FORMAT_VALIDATOR);
3328            VALIDATORS.put(SETUP_WIZARD_HAS_RUN, SETUP_WIZARD_HAS_RUN_VALIDATOR);
3329            VALIDATORS.put(ACCELEROMETER_ROTATION, ACCELEROMETER_ROTATION_VALIDATOR);
3330            VALIDATORS.put(USER_ROTATION, USER_ROTATION_VALIDATOR);
3331            VALIDATORS.put(DTMF_TONE_WHEN_DIALING, DTMF_TONE_WHEN_DIALING_VALIDATOR);
3332            VALIDATORS.put(SOUND_EFFECTS_ENABLED, SOUND_EFFECTS_ENABLED_VALIDATOR);
3333            VALIDATORS.put(HAPTIC_FEEDBACK_ENABLED, HAPTIC_FEEDBACK_ENABLED_VALIDATOR);
3334            VALIDATORS.put(SHOW_WEB_SUGGESTIONS, SHOW_WEB_SUGGESTIONS_VALIDATOR);
3335            VALIDATORS.put(WIFI_USE_STATIC_IP, WIFI_USE_STATIC_IP_VALIDATOR);
3336            VALIDATORS.put(END_BUTTON_BEHAVIOR, END_BUTTON_BEHAVIOR_VALIDATOR);
3337            VALIDATORS.put(ADVANCED_SETTINGS, ADVANCED_SETTINGS_VALIDATOR);
3338            VALIDATORS.put(SCREEN_AUTO_BRIGHTNESS_ADJ, SCREEN_AUTO_BRIGHTNESS_ADJ_VALIDATOR);
3339            VALIDATORS.put(VIBRATE_INPUT_DEVICES, VIBRATE_INPUT_DEVICES_VALIDATOR);
3340            VALIDATORS.put(VOLUME_MASTER_MUTE, VOLUME_MASTER_MUTE_VALIDATOR);
3341            VALIDATORS.put(MICROPHONE_MUTE, MICROPHONE_MUTE_VALIDATOR);
3342            VALIDATORS.put(NOTIFICATIONS_USE_RING_VOLUME, NOTIFICATIONS_USE_RING_VOLUME_VALIDATOR);
3343            VALIDATORS.put(VIBRATE_IN_SILENT, VIBRATE_IN_SILENT_VALIDATOR);
3344            VALIDATORS.put(MEDIA_BUTTON_RECEIVER, MEDIA_BUTTON_RECEIVER_VALIDATOR);
3345            VALIDATORS.put(HIDE_ROTATION_LOCK_TOGGLE_FOR_ACCESSIBILITY,
3346                    HIDE_ROTATION_LOCK_TOGGLE_FOR_ACCESSIBILITY_VALIDATOR);
3347            VALIDATORS.put(VIBRATE_WHEN_RINGING, VIBRATE_WHEN_RINGING_VALIDATOR);
3348            VALIDATORS.put(DTMF_TONE_TYPE_WHEN_DIALING, DTMF_TONE_TYPE_WHEN_DIALING_VALIDATOR);
3349            VALIDATORS.put(HEARING_AID, HEARING_AID_VALIDATOR);
3350            VALIDATORS.put(TTY_MODE, TTY_MODE_VALIDATOR);
3351            VALIDATORS.put(NOTIFICATION_LIGHT_PULSE, NOTIFICATION_LIGHT_PULSE_VALIDATOR);
3352            VALIDATORS.put(POINTER_LOCATION, POINTER_LOCATION_VALIDATOR);
3353            VALIDATORS.put(SHOW_TOUCHES, SHOW_TOUCHES_VALIDATOR);
3354            VALIDATORS.put(WINDOW_ORIENTATION_LISTENER_LOG,
3355                    WINDOW_ORIENTATION_LISTENER_LOG_VALIDATOR);
3356            VALIDATORS.put(LOCKSCREEN_SOUNDS_ENABLED, LOCKSCREEN_SOUNDS_ENABLED_VALIDATOR);
3357            VALIDATORS.put(LOCKSCREEN_DISABLED, LOCKSCREEN_DISABLED_VALIDATOR);
3358            VALIDATORS.put(SIP_RECEIVE_CALLS, SIP_RECEIVE_CALLS_VALIDATOR);
3359            VALIDATORS.put(SIP_CALL_OPTIONS, SIP_CALL_OPTIONS_VALIDATOR);
3360            VALIDATORS.put(SIP_ALWAYS, SIP_ALWAYS_VALIDATOR);
3361            VALIDATORS.put(SIP_ADDRESS_ONLY, SIP_ADDRESS_ONLY_VALIDATOR);
3362            VALIDATORS.put(SIP_ASK_ME_EACH_TIME, SIP_ASK_ME_EACH_TIME_VALIDATOR);
3363            VALIDATORS.put(POINTER_SPEED, POINTER_SPEED_VALIDATOR);
3364            VALIDATORS.put(LOCK_TO_APP_ENABLED, LOCK_TO_APP_ENABLED_VALIDATOR);
3365            VALIDATORS.put(EGG_MODE, EGG_MODE_VALIDATOR);
3366            VALIDATORS.put(WIFI_STATIC_IP, WIFI_STATIC_IP_VALIDATOR);
3367            VALIDATORS.put(WIFI_STATIC_GATEWAY, WIFI_STATIC_GATEWAY_VALIDATOR);
3368            VALIDATORS.put(WIFI_STATIC_NETMASK, WIFI_STATIC_NETMASK_VALIDATOR);
3369            VALIDATORS.put(WIFI_STATIC_DNS1, WIFI_STATIC_DNS1_VALIDATOR);
3370            VALIDATORS.put(WIFI_STATIC_DNS2, WIFI_STATIC_DNS2_VALIDATOR);
3371        }
3372
3373        /**
3374         * These entries are considered common between the personal and the managed profile,
3375         * since the managed profile doesn't get to change them.
3376         */
3377        private static final Set<String> CLONE_TO_MANAGED_PROFILE = new ArraySet<>();
3378        static {
3379            CLONE_TO_MANAGED_PROFILE.add(DATE_FORMAT);
3380            CLONE_TO_MANAGED_PROFILE.add(HAPTIC_FEEDBACK_ENABLED);
3381            CLONE_TO_MANAGED_PROFILE.add(SOUND_EFFECTS_ENABLED);
3382            CLONE_TO_MANAGED_PROFILE.add(TEXT_SHOW_PASSWORD);
3383            CLONE_TO_MANAGED_PROFILE.add(TIME_12_24);
3384        }
3385
3386        /** @hide */
3387        public static void getCloneToManagedProfileSettings(Set<String> outKeySet) {
3388            outKeySet.addAll(CLONE_TO_MANAGED_PROFILE);
3389        }
3390
3391        /**
3392         * When to use Wi-Fi calling
3393         *
3394         * @see android.telephony.TelephonyManager.WifiCallingChoices
3395         * @hide
3396         */
3397        public static final String WHEN_TO_MAKE_WIFI_CALLS = "when_to_make_wifi_calls";
3398
3399        // Settings moved to Settings.Secure
3400
3401        /**
3402         * @deprecated Use {@link android.provider.Settings.Global#ADB_ENABLED}
3403         * instead
3404         */
3405        @Deprecated
3406        public static final String ADB_ENABLED = Global.ADB_ENABLED;
3407
3408        /**
3409         * @deprecated Use {@link android.provider.Settings.Secure#ANDROID_ID} instead
3410         */
3411        @Deprecated
3412        public static final String ANDROID_ID = Secure.ANDROID_ID;
3413
3414        /**
3415         * @deprecated Use {@link android.provider.Settings.Global#BLUETOOTH_ON} instead
3416         */
3417        @Deprecated
3418        public static final String BLUETOOTH_ON = Global.BLUETOOTH_ON;
3419
3420        /**
3421         * @deprecated Use {@link android.provider.Settings.Global#DATA_ROAMING} instead
3422         */
3423        @Deprecated
3424        public static final String DATA_ROAMING = Global.DATA_ROAMING;
3425
3426        /**
3427         * @deprecated Use {@link android.provider.Settings.Global#DEVICE_PROVISIONED} instead
3428         */
3429        @Deprecated
3430        public static final String DEVICE_PROVISIONED = Global.DEVICE_PROVISIONED;
3431
3432        /**
3433         * @deprecated Use {@link android.provider.Settings.Global#HTTP_PROXY} instead
3434         */
3435        @Deprecated
3436        public static final String HTTP_PROXY = Global.HTTP_PROXY;
3437
3438        /**
3439         * @deprecated Use {@link android.provider.Settings.Secure#INSTALL_NON_MARKET_APPS} instead
3440         */
3441        @Deprecated
3442        public static final String INSTALL_NON_MARKET_APPS = Secure.INSTALL_NON_MARKET_APPS;
3443
3444        /**
3445         * @deprecated Use {@link android.provider.Settings.Secure#LOCATION_PROVIDERS_ALLOWED}
3446         * instead
3447         */
3448        @Deprecated
3449        public static final String LOCATION_PROVIDERS_ALLOWED = Secure.LOCATION_PROVIDERS_ALLOWED;
3450
3451        /**
3452         * @deprecated Use {@link android.provider.Settings.Secure#LOGGING_ID} instead
3453         */
3454        @Deprecated
3455        public static final String LOGGING_ID = Secure.LOGGING_ID;
3456
3457        /**
3458         * @deprecated Use {@link android.provider.Settings.Global#NETWORK_PREFERENCE} instead
3459         */
3460        @Deprecated
3461        public static final String NETWORK_PREFERENCE = Global.NETWORK_PREFERENCE;
3462
3463        /**
3464         * @deprecated Use {@link android.provider.Settings.Secure#PARENTAL_CONTROL_ENABLED}
3465         * instead
3466         */
3467        @Deprecated
3468        public static final String PARENTAL_CONTROL_ENABLED = Secure.PARENTAL_CONTROL_ENABLED;
3469
3470        /**
3471         * @deprecated Use {@link android.provider.Settings.Secure#PARENTAL_CONTROL_LAST_UPDATE}
3472         * instead
3473         */
3474        @Deprecated
3475        public static final String PARENTAL_CONTROL_LAST_UPDATE = Secure.PARENTAL_CONTROL_LAST_UPDATE;
3476
3477        /**
3478         * @deprecated Use {@link android.provider.Settings.Secure#PARENTAL_CONTROL_REDIRECT_URL}
3479         * instead
3480         */
3481        @Deprecated
3482        public static final String PARENTAL_CONTROL_REDIRECT_URL =
3483            Secure.PARENTAL_CONTROL_REDIRECT_URL;
3484
3485        /**
3486         * @deprecated Use {@link android.provider.Settings.Secure#SETTINGS_CLASSNAME} instead
3487         */
3488        @Deprecated
3489        public static final String SETTINGS_CLASSNAME = Secure.SETTINGS_CLASSNAME;
3490
3491        /**
3492         * @deprecated Use {@link android.provider.Settings.Global#USB_MASS_STORAGE_ENABLED} instead
3493         */
3494        @Deprecated
3495        public static final String USB_MASS_STORAGE_ENABLED = Global.USB_MASS_STORAGE_ENABLED;
3496
3497        /**
3498         * @deprecated Use {@link android.provider.Settings.Global#USE_GOOGLE_MAIL} instead
3499         */
3500        @Deprecated
3501        public static final String USE_GOOGLE_MAIL = Global.USE_GOOGLE_MAIL;
3502
3503       /**
3504         * @deprecated Use
3505         * {@link android.provider.Settings.Global#WIFI_MAX_DHCP_RETRY_COUNT} instead
3506         */
3507        @Deprecated
3508        public static final String WIFI_MAX_DHCP_RETRY_COUNT = Global.WIFI_MAX_DHCP_RETRY_COUNT;
3509
3510        /**
3511         * @deprecated Use
3512         * {@link android.provider.Settings.Global#WIFI_MOBILE_DATA_TRANSITION_WAKELOCK_TIMEOUT_MS} instead
3513         */
3514        @Deprecated
3515        public static final String WIFI_MOBILE_DATA_TRANSITION_WAKELOCK_TIMEOUT_MS =
3516                Global.WIFI_MOBILE_DATA_TRANSITION_WAKELOCK_TIMEOUT_MS;
3517
3518        /**
3519         * @deprecated Use
3520         * {@link android.provider.Settings.Global#WIFI_NETWORKS_AVAILABLE_NOTIFICATION_ON} instead
3521         */
3522        @Deprecated
3523        public static final String WIFI_NETWORKS_AVAILABLE_NOTIFICATION_ON =
3524                Global.WIFI_NETWORKS_AVAILABLE_NOTIFICATION_ON;
3525
3526        /**
3527         * @deprecated Use
3528         * {@link android.provider.Settings.Global#WIFI_NETWORKS_AVAILABLE_REPEAT_DELAY} instead
3529         */
3530        @Deprecated
3531        public static final String WIFI_NETWORKS_AVAILABLE_REPEAT_DELAY =
3532                Global.WIFI_NETWORKS_AVAILABLE_REPEAT_DELAY;
3533
3534        /**
3535         * @deprecated Use {@link android.provider.Settings.Global#WIFI_NUM_OPEN_NETWORKS_KEPT}
3536         * instead
3537         */
3538        @Deprecated
3539        public static final String WIFI_NUM_OPEN_NETWORKS_KEPT = Global.WIFI_NUM_OPEN_NETWORKS_KEPT;
3540
3541        /**
3542         * @deprecated Use {@link android.provider.Settings.Global#WIFI_ON} instead
3543         */
3544        @Deprecated
3545        public static final String WIFI_ON = Global.WIFI_ON;
3546
3547        /**
3548         * @deprecated Use
3549         * {@link android.provider.Settings.Secure#WIFI_WATCHDOG_ACCEPTABLE_PACKET_LOSS_PERCENTAGE}
3550         * instead
3551         */
3552        @Deprecated
3553        public static final String WIFI_WATCHDOG_ACCEPTABLE_PACKET_LOSS_PERCENTAGE =
3554                Secure.WIFI_WATCHDOG_ACCEPTABLE_PACKET_LOSS_PERCENTAGE;
3555
3556        /**
3557         * @deprecated Use {@link android.provider.Settings.Secure#WIFI_WATCHDOG_AP_COUNT} instead
3558         */
3559        @Deprecated
3560        public static final String WIFI_WATCHDOG_AP_COUNT = Secure.WIFI_WATCHDOG_AP_COUNT;
3561
3562        /**
3563         * @deprecated Use
3564         * {@link android.provider.Settings.Secure#WIFI_WATCHDOG_BACKGROUND_CHECK_DELAY_MS} instead
3565         */
3566        @Deprecated
3567        public static final String WIFI_WATCHDOG_BACKGROUND_CHECK_DELAY_MS =
3568                Secure.WIFI_WATCHDOG_BACKGROUND_CHECK_DELAY_MS;
3569
3570        /**
3571         * @deprecated Use
3572         * {@link android.provider.Settings.Secure#WIFI_WATCHDOG_BACKGROUND_CHECK_ENABLED} instead
3573         */
3574        @Deprecated
3575        public static final String WIFI_WATCHDOG_BACKGROUND_CHECK_ENABLED =
3576                Secure.WIFI_WATCHDOG_BACKGROUND_CHECK_ENABLED;
3577
3578        /**
3579         * @deprecated Use
3580         * {@link android.provider.Settings.Secure#WIFI_WATCHDOG_BACKGROUND_CHECK_TIMEOUT_MS}
3581         * instead
3582         */
3583        @Deprecated
3584        public static final String WIFI_WATCHDOG_BACKGROUND_CHECK_TIMEOUT_MS =
3585                Secure.WIFI_WATCHDOG_BACKGROUND_CHECK_TIMEOUT_MS;
3586
3587        /**
3588         * @deprecated Use
3589         * {@link android.provider.Settings.Secure#WIFI_WATCHDOG_INITIAL_IGNORED_PING_COUNT} instead
3590         */
3591        @Deprecated
3592        public static final String WIFI_WATCHDOG_INITIAL_IGNORED_PING_COUNT =
3593            Secure.WIFI_WATCHDOG_INITIAL_IGNORED_PING_COUNT;
3594
3595        /**
3596         * @deprecated Use {@link android.provider.Settings.Secure#WIFI_WATCHDOG_MAX_AP_CHECKS}
3597         * instead
3598         */
3599        @Deprecated
3600        public static final String WIFI_WATCHDOG_MAX_AP_CHECKS = Secure.WIFI_WATCHDOG_MAX_AP_CHECKS;
3601
3602        /**
3603         * @deprecated Use {@link android.provider.Settings.Global#WIFI_WATCHDOG_ON} instead
3604         */
3605        @Deprecated
3606        public static final String WIFI_WATCHDOG_ON = Global.WIFI_WATCHDOG_ON;
3607
3608        /**
3609         * @deprecated Use {@link android.provider.Settings.Secure#WIFI_WATCHDOG_PING_COUNT} instead
3610         */
3611        @Deprecated
3612        public static final String WIFI_WATCHDOG_PING_COUNT = Secure.WIFI_WATCHDOG_PING_COUNT;
3613
3614        /**
3615         * @deprecated Use {@link android.provider.Settings.Secure#WIFI_WATCHDOG_PING_DELAY_MS}
3616         * instead
3617         */
3618        @Deprecated
3619        public static final String WIFI_WATCHDOG_PING_DELAY_MS = Secure.WIFI_WATCHDOG_PING_DELAY_MS;
3620
3621        /**
3622         * @deprecated Use {@link android.provider.Settings.Secure#WIFI_WATCHDOG_PING_TIMEOUT_MS}
3623         * instead
3624         */
3625        @Deprecated
3626        public static final String WIFI_WATCHDOG_PING_TIMEOUT_MS =
3627            Secure.WIFI_WATCHDOG_PING_TIMEOUT_MS;
3628    }
3629
3630    /**
3631     * Secure system settings, containing system preferences that applications
3632     * can read but are not allowed to write.  These are for preferences that
3633     * the user must explicitly modify through the system UI or specialized
3634     * APIs for those values, not modified directly by applications.
3635     */
3636    public static final class Secure extends NameValueTable {
3637        public static final String SYS_PROP_SETTING_VERSION = "sys.settings_secure_version";
3638
3639        /**
3640         * The content:// style URL for this table
3641         */
3642        public static final Uri CONTENT_URI =
3643            Uri.parse("content://" + AUTHORITY + "/secure");
3644
3645        // Populated lazily, guarded by class object:
3646        private static final NameValueCache sNameValueCache = new NameValueCache(
3647                SYS_PROP_SETTING_VERSION,
3648                CONTENT_URI,
3649                CALL_METHOD_GET_SECURE,
3650                CALL_METHOD_PUT_SECURE);
3651
3652        private static ILockSettings sLockSettings = null;
3653
3654        private static boolean sIsSystemProcess;
3655        private static final HashSet<String> MOVED_TO_LOCK_SETTINGS;
3656        private static final HashSet<String> MOVED_TO_GLOBAL;
3657        static {
3658            MOVED_TO_LOCK_SETTINGS = new HashSet<String>(3);
3659            MOVED_TO_LOCK_SETTINGS.add(Secure.LOCK_PATTERN_ENABLED);
3660            MOVED_TO_LOCK_SETTINGS.add(Secure.LOCK_PATTERN_VISIBLE);
3661            MOVED_TO_LOCK_SETTINGS.add(Secure.LOCK_PATTERN_TACTILE_FEEDBACK_ENABLED);
3662
3663            MOVED_TO_GLOBAL = new HashSet<String>();
3664            MOVED_TO_GLOBAL.add(Settings.Global.ADB_ENABLED);
3665            MOVED_TO_GLOBAL.add(Settings.Global.ASSISTED_GPS_ENABLED);
3666            MOVED_TO_GLOBAL.add(Settings.Global.BLUETOOTH_ON);
3667            MOVED_TO_GLOBAL.add(Settings.Global.BUGREPORT_IN_POWER_MENU);
3668            MOVED_TO_GLOBAL.add(Settings.Global.CDMA_CELL_BROADCAST_SMS);
3669            MOVED_TO_GLOBAL.add(Settings.Global.CDMA_ROAMING_MODE);
3670            MOVED_TO_GLOBAL.add(Settings.Global.CDMA_SUBSCRIPTION_MODE);
3671            MOVED_TO_GLOBAL.add(Settings.Global.DATA_ACTIVITY_TIMEOUT_MOBILE);
3672            MOVED_TO_GLOBAL.add(Settings.Global.DATA_ACTIVITY_TIMEOUT_WIFI);
3673            MOVED_TO_GLOBAL.add(Settings.Global.DATA_ROAMING);
3674            MOVED_TO_GLOBAL.add(Settings.Global.DEVELOPMENT_SETTINGS_ENABLED);
3675            MOVED_TO_GLOBAL.add(Settings.Global.DEVICE_PROVISIONED);
3676            MOVED_TO_GLOBAL.add(Settings.Global.DISPLAY_DENSITY_FORCED);
3677            MOVED_TO_GLOBAL.add(Settings.Global.DISPLAY_SIZE_FORCED);
3678            MOVED_TO_GLOBAL.add(Settings.Global.DOWNLOAD_MAX_BYTES_OVER_MOBILE);
3679            MOVED_TO_GLOBAL.add(Settings.Global.DOWNLOAD_RECOMMENDED_MAX_BYTES_OVER_MOBILE);
3680            MOVED_TO_GLOBAL.add(Settings.Global.MOBILE_DATA);
3681            MOVED_TO_GLOBAL.add(Settings.Global.NETSTATS_DEV_BUCKET_DURATION);
3682            MOVED_TO_GLOBAL.add(Settings.Global.NETSTATS_DEV_DELETE_AGE);
3683            MOVED_TO_GLOBAL.add(Settings.Global.NETSTATS_DEV_PERSIST_BYTES);
3684            MOVED_TO_GLOBAL.add(Settings.Global.NETSTATS_DEV_ROTATE_AGE);
3685            MOVED_TO_GLOBAL.add(Settings.Global.NETSTATS_ENABLED);
3686            MOVED_TO_GLOBAL.add(Settings.Global.NETSTATS_GLOBAL_ALERT_BYTES);
3687            MOVED_TO_GLOBAL.add(Settings.Global.NETSTATS_POLL_INTERVAL);
3688            MOVED_TO_GLOBAL.add(Settings.Global.NETSTATS_SAMPLE_ENABLED);
3689            MOVED_TO_GLOBAL.add(Settings.Global.NETSTATS_TIME_CACHE_MAX_AGE);
3690            MOVED_TO_GLOBAL.add(Settings.Global.NETSTATS_UID_BUCKET_DURATION);
3691            MOVED_TO_GLOBAL.add(Settings.Global.NETSTATS_UID_DELETE_AGE);
3692            MOVED_TO_GLOBAL.add(Settings.Global.NETSTATS_UID_PERSIST_BYTES);
3693            MOVED_TO_GLOBAL.add(Settings.Global.NETSTATS_UID_ROTATE_AGE);
3694            MOVED_TO_GLOBAL.add(Settings.Global.NETSTATS_UID_TAG_BUCKET_DURATION);
3695            MOVED_TO_GLOBAL.add(Settings.Global.NETSTATS_UID_TAG_DELETE_AGE);
3696            MOVED_TO_GLOBAL.add(Settings.Global.NETSTATS_UID_TAG_PERSIST_BYTES);
3697            MOVED_TO_GLOBAL.add(Settings.Global.NETSTATS_UID_TAG_ROTATE_AGE);
3698            MOVED_TO_GLOBAL.add(Settings.Global.NETWORK_PREFERENCE);
3699            MOVED_TO_GLOBAL.add(Settings.Global.NITZ_UPDATE_DIFF);
3700            MOVED_TO_GLOBAL.add(Settings.Global.NITZ_UPDATE_SPACING);
3701            MOVED_TO_GLOBAL.add(Settings.Global.NTP_SERVER);
3702            MOVED_TO_GLOBAL.add(Settings.Global.NTP_TIMEOUT);
3703            MOVED_TO_GLOBAL.add(Settings.Global.PDP_WATCHDOG_ERROR_POLL_COUNT);
3704            MOVED_TO_GLOBAL.add(Settings.Global.PDP_WATCHDOG_LONG_POLL_INTERVAL_MS);
3705            MOVED_TO_GLOBAL.add(Settings.Global.PDP_WATCHDOG_MAX_PDP_RESET_FAIL_COUNT);
3706            MOVED_TO_GLOBAL.add(Settings.Global.PDP_WATCHDOG_POLL_INTERVAL_MS);
3707            MOVED_TO_GLOBAL.add(Settings.Global.PDP_WATCHDOG_TRIGGER_PACKET_COUNT);
3708            MOVED_TO_GLOBAL.add(Settings.Global.SAMPLING_PROFILER_MS);
3709            MOVED_TO_GLOBAL.add(Settings.Global.SETUP_PREPAID_DATA_SERVICE_URL);
3710            MOVED_TO_GLOBAL.add(Settings.Global.SETUP_PREPAID_DETECTION_REDIR_HOST);
3711            MOVED_TO_GLOBAL.add(Settings.Global.SETUP_PREPAID_DETECTION_TARGET_URL);
3712            MOVED_TO_GLOBAL.add(Settings.Global.TETHER_DUN_APN);
3713            MOVED_TO_GLOBAL.add(Settings.Global.TETHER_DUN_REQUIRED);
3714            MOVED_TO_GLOBAL.add(Settings.Global.TETHER_SUPPORTED);
3715            MOVED_TO_GLOBAL.add(Settings.Global.USB_MASS_STORAGE_ENABLED);
3716            MOVED_TO_GLOBAL.add(Settings.Global.USE_GOOGLE_MAIL);
3717            MOVED_TO_GLOBAL.add(Settings.Global.WIFI_COUNTRY_CODE);
3718            MOVED_TO_GLOBAL.add(Settings.Global.WIFI_FRAMEWORK_SCAN_INTERVAL_MS);
3719            MOVED_TO_GLOBAL.add(Settings.Global.WIFI_FREQUENCY_BAND);
3720            MOVED_TO_GLOBAL.add(Settings.Global.WIFI_IDLE_MS);
3721            MOVED_TO_GLOBAL.add(Settings.Global.WIFI_MAX_DHCP_RETRY_COUNT);
3722            MOVED_TO_GLOBAL.add(Settings.Global.WIFI_MOBILE_DATA_TRANSITION_WAKELOCK_TIMEOUT_MS);
3723            MOVED_TO_GLOBAL.add(Settings.Global.WIFI_NETWORKS_AVAILABLE_NOTIFICATION_ON);
3724            MOVED_TO_GLOBAL.add(Settings.Global.WIFI_NETWORKS_AVAILABLE_REPEAT_DELAY);
3725            MOVED_TO_GLOBAL.add(Settings.Global.WIFI_NUM_OPEN_NETWORKS_KEPT);
3726            MOVED_TO_GLOBAL.add(Settings.Global.WIFI_ON);
3727            MOVED_TO_GLOBAL.add(Settings.Global.WIFI_P2P_DEVICE_NAME);
3728            MOVED_TO_GLOBAL.add(Settings.Global.WIFI_SAVED_STATE);
3729            MOVED_TO_GLOBAL.add(Settings.Global.WIFI_SUPPLICANT_SCAN_INTERVAL_MS);
3730            MOVED_TO_GLOBAL.add(Settings.Global.WIFI_SUSPEND_OPTIMIZATIONS_ENABLED);
3731            MOVED_TO_GLOBAL.add(Settings.Global.WIFI_ENHANCED_AUTO_JOIN);
3732            MOVED_TO_GLOBAL.add(Settings.Global.WIFI_NETWORK_SHOW_RSSI);
3733            MOVED_TO_GLOBAL.add(Settings.Global.WIFI_WATCHDOG_ON);
3734            MOVED_TO_GLOBAL.add(Settings.Global.WIFI_WATCHDOG_POOR_NETWORK_TEST_ENABLED);
3735            MOVED_TO_GLOBAL.add(Settings.Global.WIMAX_NETWORKS_AVAILABLE_NOTIFICATION_ON);
3736            MOVED_TO_GLOBAL.add(Settings.Global.PACKAGE_VERIFIER_ENABLE);
3737            MOVED_TO_GLOBAL.add(Settings.Global.PACKAGE_VERIFIER_TIMEOUT);
3738            MOVED_TO_GLOBAL.add(Settings.Global.PACKAGE_VERIFIER_DEFAULT_RESPONSE);
3739            MOVED_TO_GLOBAL.add(Settings.Global.DATA_STALL_ALARM_NON_AGGRESSIVE_DELAY_IN_MS);
3740            MOVED_TO_GLOBAL.add(Settings.Global.DATA_STALL_ALARM_AGGRESSIVE_DELAY_IN_MS);
3741            MOVED_TO_GLOBAL.add(Settings.Global.GPRS_REGISTER_CHECK_PERIOD_MS);
3742            MOVED_TO_GLOBAL.add(Settings.Global.WTF_IS_FATAL);
3743            MOVED_TO_GLOBAL.add(Settings.Global.BATTERY_DISCHARGE_DURATION_THRESHOLD);
3744            MOVED_TO_GLOBAL.add(Settings.Global.BATTERY_DISCHARGE_THRESHOLD);
3745            MOVED_TO_GLOBAL.add(Settings.Global.SEND_ACTION_APP_ERROR);
3746            MOVED_TO_GLOBAL.add(Settings.Global.DROPBOX_AGE_SECONDS);
3747            MOVED_TO_GLOBAL.add(Settings.Global.DROPBOX_MAX_FILES);
3748            MOVED_TO_GLOBAL.add(Settings.Global.DROPBOX_QUOTA_KB);
3749            MOVED_TO_GLOBAL.add(Settings.Global.DROPBOX_QUOTA_PERCENT);
3750            MOVED_TO_GLOBAL.add(Settings.Global.DROPBOX_RESERVE_PERCENT);
3751            MOVED_TO_GLOBAL.add(Settings.Global.DROPBOX_TAG_PREFIX);
3752            MOVED_TO_GLOBAL.add(Settings.Global.ERROR_LOGCAT_PREFIX);
3753            MOVED_TO_GLOBAL.add(Settings.Global.SYS_FREE_STORAGE_LOG_INTERVAL);
3754            MOVED_TO_GLOBAL.add(Settings.Global.DISK_FREE_CHANGE_REPORTING_THRESHOLD);
3755            MOVED_TO_GLOBAL.add(Settings.Global.SYS_STORAGE_THRESHOLD_PERCENTAGE);
3756            MOVED_TO_GLOBAL.add(Settings.Global.SYS_STORAGE_THRESHOLD_MAX_BYTES);
3757            MOVED_TO_GLOBAL.add(Settings.Global.SYS_STORAGE_FULL_THRESHOLD_BYTES);
3758            MOVED_TO_GLOBAL.add(Settings.Global.SYNC_MAX_RETRY_DELAY_IN_SECONDS);
3759            MOVED_TO_GLOBAL.add(Settings.Global.CONNECTIVITY_CHANGE_DELAY);
3760            MOVED_TO_GLOBAL.add(Settings.Global.CAPTIVE_PORTAL_DETECTION_ENABLED);
3761            MOVED_TO_GLOBAL.add(Settings.Global.CAPTIVE_PORTAL_SERVER);
3762            MOVED_TO_GLOBAL.add(Settings.Global.NSD_ON);
3763            MOVED_TO_GLOBAL.add(Settings.Global.SET_INSTALL_LOCATION);
3764            MOVED_TO_GLOBAL.add(Settings.Global.DEFAULT_INSTALL_LOCATION);
3765            MOVED_TO_GLOBAL.add(Settings.Global.INET_CONDITION_DEBOUNCE_UP_DELAY);
3766            MOVED_TO_GLOBAL.add(Settings.Global.INET_CONDITION_DEBOUNCE_DOWN_DELAY);
3767            MOVED_TO_GLOBAL.add(Settings.Global.READ_EXTERNAL_STORAGE_ENFORCED_DEFAULT);
3768            MOVED_TO_GLOBAL.add(Settings.Global.HTTP_PROXY);
3769            MOVED_TO_GLOBAL.add(Settings.Global.GLOBAL_HTTP_PROXY_HOST);
3770            MOVED_TO_GLOBAL.add(Settings.Global.GLOBAL_HTTP_PROXY_PORT);
3771            MOVED_TO_GLOBAL.add(Settings.Global.GLOBAL_HTTP_PROXY_EXCLUSION_LIST);
3772            MOVED_TO_GLOBAL.add(Settings.Global.SET_GLOBAL_HTTP_PROXY);
3773            MOVED_TO_GLOBAL.add(Settings.Global.DEFAULT_DNS_SERVER);
3774            MOVED_TO_GLOBAL.add(Settings.Global.PREFERRED_NETWORK_MODE);
3775            MOVED_TO_GLOBAL.add(Settings.Global.WEBVIEW_DATA_REDUCTION_PROXY_KEY);
3776        }
3777
3778        /** @hide */
3779        public static void getMovedToGlobalSettings(Set<String> outKeySet) {
3780            outKeySet.addAll(MOVED_TO_GLOBAL);
3781        }
3782
3783        /**
3784         * Look up a name in the database.
3785         * @param resolver to access the database with
3786         * @param name to look up in the table
3787         * @return the corresponding value, or null if not present
3788         */
3789        public static String getString(ContentResolver resolver, String name) {
3790            return getStringForUser(resolver, name, UserHandle.myUserId());
3791        }
3792
3793        /** @hide */
3794        public static String getStringForUser(ContentResolver resolver, String name,
3795                int userHandle) {
3796            if (MOVED_TO_GLOBAL.contains(name)) {
3797                Log.w(TAG, "Setting " + name + " has moved from android.provider.Settings.Secure"
3798                        + " to android.provider.Settings.Global.");
3799                return Global.getStringForUser(resolver, name, userHandle);
3800            }
3801
3802            if (MOVED_TO_LOCK_SETTINGS.contains(name)) {
3803                synchronized (Secure.class) {
3804                    if (sLockSettings == null) {
3805                        sLockSettings = ILockSettings.Stub.asInterface(
3806                                (IBinder) ServiceManager.getService("lock_settings"));
3807                        sIsSystemProcess = Process.myUid() == Process.SYSTEM_UID;
3808                    }
3809                }
3810                if (sLockSettings != null && !sIsSystemProcess) {
3811                    try {
3812                        return sLockSettings.getString(name, "0", userHandle);
3813                    } catch (RemoteException re) {
3814                        // Fall through
3815                    }
3816                }
3817            }
3818
3819            return sNameValueCache.getStringForUser(resolver, name, userHandle);
3820        }
3821
3822        /**
3823         * Store a name/value pair into the database.
3824         * @param resolver to access the database with
3825         * @param name to store
3826         * @param value to associate with the name
3827         * @return true if the value was set, false on database errors
3828         */
3829        public static boolean putString(ContentResolver resolver, String name, String value) {
3830            return putStringForUser(resolver, name, value, UserHandle.myUserId());
3831        }
3832
3833        /** @hide */
3834        public static boolean putStringForUser(ContentResolver resolver, String name, String value,
3835                int userHandle) {
3836            if (LOCATION_MODE.equals(name)) {
3837                // HACK ALERT: temporary hack to work around b/10491283.
3838                // TODO: once b/10491283 fixed, remove this hack
3839                return setLocationModeForUser(resolver, Integer.parseInt(value), userHandle);
3840            }
3841            if (MOVED_TO_GLOBAL.contains(name)) {
3842                Log.w(TAG, "Setting " + name + " has moved from android.provider.Settings.System"
3843                        + " to android.provider.Settings.Global");
3844                return Global.putStringForUser(resolver, name, value, userHandle);
3845            }
3846            return sNameValueCache.putStringForUser(resolver, name, value, userHandle);
3847        }
3848
3849        /**
3850         * Construct the content URI for a particular name/value pair,
3851         * useful for monitoring changes with a ContentObserver.
3852         * @param name to look up in the table
3853         * @return the corresponding content URI, or null if not present
3854         */
3855        public static Uri getUriFor(String name) {
3856            if (MOVED_TO_GLOBAL.contains(name)) {
3857                Log.w(TAG, "Setting " + name + " has moved from android.provider.Settings.Secure"
3858                        + " to android.provider.Settings.Global, returning global URI.");
3859                return Global.getUriFor(Global.CONTENT_URI, name);
3860            }
3861            return getUriFor(CONTENT_URI, name);
3862        }
3863
3864        /**
3865         * Convenience function for retrieving a single secure settings value
3866         * as an integer.  Note that internally setting values are always
3867         * stored as strings; this function converts the string to an integer
3868         * for you.  The default value will be returned if the setting is
3869         * not defined or not an integer.
3870         *
3871         * @param cr The ContentResolver to access.
3872         * @param name The name of the setting to retrieve.
3873         * @param def Value to return if the setting is not defined.
3874         *
3875         * @return The setting's current value, or 'def' if it is not defined
3876         * or not a valid integer.
3877         */
3878        public static int getInt(ContentResolver cr, String name, int def) {
3879            return getIntForUser(cr, name, def, UserHandle.myUserId());
3880        }
3881
3882        /** @hide */
3883        public static int getIntForUser(ContentResolver cr, String name, int def, int userHandle) {
3884            if (LOCATION_MODE.equals(name)) {
3885                // HACK ALERT: temporary hack to work around b/10491283.
3886                // TODO: once b/10491283 fixed, remove this hack
3887                return getLocationModeForUser(cr, userHandle);
3888            }
3889            String v = getStringForUser(cr, name, userHandle);
3890            try {
3891                return v != null ? Integer.parseInt(v) : def;
3892            } catch (NumberFormatException e) {
3893                return def;
3894            }
3895        }
3896
3897        /**
3898         * Convenience function for retrieving a single secure settings value
3899         * as an integer.  Note that internally setting values are always
3900         * stored as strings; this function converts the string to an integer
3901         * for you.
3902         * <p>
3903         * This version does not take a default value.  If the setting has not
3904         * been set, or the string value is not a number,
3905         * it throws {@link SettingNotFoundException}.
3906         *
3907         * @param cr The ContentResolver to access.
3908         * @param name The name of the setting to retrieve.
3909         *
3910         * @throws SettingNotFoundException Thrown if a setting by the given
3911         * name can't be found or the setting value is not an integer.
3912         *
3913         * @return The setting's current value.
3914         */
3915        public static int getInt(ContentResolver cr, String name)
3916                throws SettingNotFoundException {
3917            return getIntForUser(cr, name, UserHandle.myUserId());
3918        }
3919
3920        /** @hide */
3921        public static int getIntForUser(ContentResolver cr, String name, int userHandle)
3922                throws SettingNotFoundException {
3923            if (LOCATION_MODE.equals(name)) {
3924                // HACK ALERT: temporary hack to work around b/10491283.
3925                // TODO: once b/10491283 fixed, remove this hack
3926                return getLocationModeForUser(cr, userHandle);
3927            }
3928            String v = getStringForUser(cr, name, userHandle);
3929            try {
3930                return Integer.parseInt(v);
3931            } catch (NumberFormatException e) {
3932                throw new SettingNotFoundException(name);
3933            }
3934        }
3935
3936        /**
3937         * Convenience function for updating a single settings value as an
3938         * integer. This will either create a new entry in the table if the
3939         * given name does not exist, or modify the value of the existing row
3940         * with that name.  Note that internally setting values are always
3941         * stored as strings, so this function converts the given value to a
3942         * string before storing it.
3943         *
3944         * @param cr The ContentResolver to access.
3945         * @param name The name of the setting to modify.
3946         * @param value The new value for the setting.
3947         * @return true if the value was set, false on database errors
3948         */
3949        public static boolean putInt(ContentResolver cr, String name, int value) {
3950            return putIntForUser(cr, name, value, UserHandle.myUserId());
3951        }
3952
3953        /** @hide */
3954        public static boolean putIntForUser(ContentResolver cr, String name, int value,
3955                int userHandle) {
3956            return putStringForUser(cr, name, Integer.toString(value), userHandle);
3957        }
3958
3959        /**
3960         * Convenience function for retrieving a single secure settings value
3961         * as a {@code long}.  Note that internally setting values are always
3962         * stored as strings; this function converts the string to a {@code long}
3963         * for you.  The default value will be returned if the setting is
3964         * not defined or not a {@code long}.
3965         *
3966         * @param cr The ContentResolver to access.
3967         * @param name The name of the setting to retrieve.
3968         * @param def Value to return if the setting is not defined.
3969         *
3970         * @return The setting's current value, or 'def' if it is not defined
3971         * or not a valid {@code long}.
3972         */
3973        public static long getLong(ContentResolver cr, String name, long def) {
3974            return getLongForUser(cr, name, def, UserHandle.myUserId());
3975        }
3976
3977        /** @hide */
3978        public static long getLongForUser(ContentResolver cr, String name, long def,
3979                int userHandle) {
3980            String valString = getStringForUser(cr, name, userHandle);
3981            long value;
3982            try {
3983                value = valString != null ? Long.parseLong(valString) : def;
3984            } catch (NumberFormatException e) {
3985                value = def;
3986            }
3987            return value;
3988        }
3989
3990        /**
3991         * Convenience function for retrieving a single secure settings value
3992         * as a {@code long}.  Note that internally setting values are always
3993         * stored as strings; this function converts the string to a {@code long}
3994         * for you.
3995         * <p>
3996         * This version does not take a default value.  If the setting has not
3997         * been set, or the string value is not a number,
3998         * it throws {@link SettingNotFoundException}.
3999         *
4000         * @param cr The ContentResolver to access.
4001         * @param name The name of the setting to retrieve.
4002         *
4003         * @return The setting's current value.
4004         * @throws SettingNotFoundException Thrown if a setting by the given
4005         * name can't be found or the setting value is not an integer.
4006         */
4007        public static long getLong(ContentResolver cr, String name)
4008                throws SettingNotFoundException {
4009            return getLongForUser(cr, name, UserHandle.myUserId());
4010        }
4011
4012        /** @hide */
4013        public static long getLongForUser(ContentResolver cr, String name, int userHandle)
4014                throws SettingNotFoundException {
4015            String valString = getStringForUser(cr, name, userHandle);
4016            try {
4017                return Long.parseLong(valString);
4018            } catch (NumberFormatException e) {
4019                throw new SettingNotFoundException(name);
4020            }
4021        }
4022
4023        /**
4024         * Convenience function for updating a secure settings value as a long
4025         * integer. This will either create a new entry in the table if the
4026         * given name does not exist, or modify the value of the existing row
4027         * with that name.  Note that internally setting values are always
4028         * stored as strings, so this function converts the given value to a
4029         * string before storing it.
4030         *
4031         * @param cr The ContentResolver to access.
4032         * @param name The name of the setting to modify.
4033         * @param value The new value for the setting.
4034         * @return true if the value was set, false on database errors
4035         */
4036        public static boolean putLong(ContentResolver cr, String name, long value) {
4037            return putLongForUser(cr, name, value, UserHandle.myUserId());
4038        }
4039
4040        /** @hide */
4041        public static boolean putLongForUser(ContentResolver cr, String name, long value,
4042                int userHandle) {
4043            return putStringForUser(cr, name, Long.toString(value), userHandle);
4044        }
4045
4046        /**
4047         * Convenience function for retrieving a single secure settings value
4048         * as a floating point number.  Note that internally setting values are
4049         * always stored as strings; this function converts the string to an
4050         * float for you. The default value will be returned if the setting
4051         * is not defined or not a valid float.
4052         *
4053         * @param cr The ContentResolver to access.
4054         * @param name The name of the setting to retrieve.
4055         * @param def Value to return if the setting is not defined.
4056         *
4057         * @return The setting's current value, or 'def' if it is not defined
4058         * or not a valid float.
4059         */
4060        public static float getFloat(ContentResolver cr, String name, float def) {
4061            return getFloatForUser(cr, name, def, UserHandle.myUserId());
4062        }
4063
4064        /** @hide */
4065        public static float getFloatForUser(ContentResolver cr, String name, float def,
4066                int userHandle) {
4067            String v = getStringForUser(cr, name, userHandle);
4068            try {
4069                return v != null ? Float.parseFloat(v) : def;
4070            } catch (NumberFormatException e) {
4071                return def;
4072            }
4073        }
4074
4075        /**
4076         * Convenience function for retrieving a single secure settings value
4077         * as a float.  Note that internally setting values are always
4078         * stored as strings; this function converts the string to a float
4079         * for you.
4080         * <p>
4081         * This version does not take a default value.  If the setting has not
4082         * been set, or the string value is not a number,
4083         * it throws {@link SettingNotFoundException}.
4084         *
4085         * @param cr The ContentResolver to access.
4086         * @param name The name of the setting to retrieve.
4087         *
4088         * @throws SettingNotFoundException Thrown if a setting by the given
4089         * name can't be found or the setting value is not a float.
4090         *
4091         * @return The setting's current value.
4092         */
4093        public static float getFloat(ContentResolver cr, String name)
4094                throws SettingNotFoundException {
4095            return getFloatForUser(cr, name, UserHandle.myUserId());
4096        }
4097
4098        /** @hide */
4099        public static float getFloatForUser(ContentResolver cr, String name, int userHandle)
4100                throws SettingNotFoundException {
4101            String v = getStringForUser(cr, name, userHandle);
4102            if (v == null) {
4103                throw new SettingNotFoundException(name);
4104            }
4105            try {
4106                return Float.parseFloat(v);
4107            } catch (NumberFormatException e) {
4108                throw new SettingNotFoundException(name);
4109            }
4110        }
4111
4112        /**
4113         * Convenience function for updating a single settings value as a
4114         * floating point number. This will either create a new entry in the
4115         * table if the given name does not exist, or modify the value of the
4116         * existing row with that name.  Note that internally setting values
4117         * are always stored as strings, so this function converts the given
4118         * value to a string before storing it.
4119         *
4120         * @param cr The ContentResolver to access.
4121         * @param name The name of the setting to modify.
4122         * @param value The new value for the setting.
4123         * @return true if the value was set, false on database errors
4124         */
4125        public static boolean putFloat(ContentResolver cr, String name, float value) {
4126            return putFloatForUser(cr, name, value, UserHandle.myUserId());
4127        }
4128
4129        /** @hide */
4130        public static boolean putFloatForUser(ContentResolver cr, String name, float value,
4131                int userHandle) {
4132            return putStringForUser(cr, name, Float.toString(value), userHandle);
4133        }
4134
4135        /**
4136         * @deprecated Use {@link android.provider.Settings.Global#DEVELOPMENT_SETTINGS_ENABLED}
4137         * instead
4138         */
4139        @Deprecated
4140        public static final String DEVELOPMENT_SETTINGS_ENABLED =
4141                Global.DEVELOPMENT_SETTINGS_ENABLED;
4142
4143        /**
4144         * When the user has enable the option to have a "bug report" command
4145         * in the power menu.
4146         * @deprecated Use {@link android.provider.Settings.Global#BUGREPORT_IN_POWER_MENU} instead
4147         * @hide
4148         */
4149        @Deprecated
4150        public static final String BUGREPORT_IN_POWER_MENU = "bugreport_in_power_menu";
4151
4152        /**
4153         * @deprecated Use {@link android.provider.Settings.Global#ADB_ENABLED} instead
4154         */
4155        @Deprecated
4156        public static final String ADB_ENABLED = Global.ADB_ENABLED;
4157
4158        /**
4159         * Setting to allow mock locations and location provider status to be injected into the
4160         * LocationManager service for testing purposes during application development.  These
4161         * locations and status values  override actual location and status information generated
4162         * by network, gps, or other location providers.
4163         *
4164         * @deprecated This settings is not used anymore.
4165         */
4166        @Deprecated
4167        public static final String ALLOW_MOCK_LOCATION = "mock_location";
4168
4169        /**
4170         * A 64-bit number (as a hex string) that is randomly
4171         * generated when the user first sets up the device and should remain
4172         * constant for the lifetime of the user's device. The value may
4173         * change if a factory reset is performed on the device.
4174         * <p class="note"><strong>Note:</strong> When a device has <a
4175         * href="{@docRoot}about/versions/android-4.2.html#MultipleUsers">multiple users</a>
4176         * (available on certain devices running Android 4.2 or higher), each user appears as a
4177         * completely separate device, so the {@code ANDROID_ID} value is unique to each
4178         * user.</p>
4179         */
4180        public static final String ANDROID_ID = "android_id";
4181
4182        /**
4183         * @deprecated Use {@link android.provider.Settings.Global#BLUETOOTH_ON} instead
4184         */
4185        @Deprecated
4186        public static final String BLUETOOTH_ON = Global.BLUETOOTH_ON;
4187
4188        /**
4189         * @deprecated Use {@link android.provider.Settings.Global#DATA_ROAMING} instead
4190         */
4191        @Deprecated
4192        public static final String DATA_ROAMING = Global.DATA_ROAMING;
4193
4194        /**
4195         * Setting to record the input method used by default, holding the ID
4196         * of the desired method.
4197         */
4198        public static final String DEFAULT_INPUT_METHOD = "default_input_method";
4199
4200        /**
4201         * Setting to record the input method subtype used by default, holding the ID
4202         * of the desired method.
4203         */
4204        public static final String SELECTED_INPUT_METHOD_SUBTYPE =
4205                "selected_input_method_subtype";
4206
4207        /**
4208         * Setting to record the history of input method subtype, holding the pair of ID of IME
4209         * and its last used subtype.
4210         * @hide
4211         */
4212        public static final String INPUT_METHODS_SUBTYPE_HISTORY =
4213                "input_methods_subtype_history";
4214
4215        /**
4216         * Setting to record the visibility of input method selector
4217         */
4218        public static final String INPUT_METHOD_SELECTOR_VISIBILITY =
4219                "input_method_selector_visibility";
4220
4221        /**
4222         * The currently selected voice interaction service flattened ComponentName.
4223         * @hide
4224         */
4225        public static final String VOICE_INTERACTION_SERVICE = "voice_interaction_service";
4226
4227        /**
4228         * bluetooth HCI snoop log configuration
4229         * @hide
4230         */
4231        public static final String BLUETOOTH_HCI_LOG =
4232                "bluetooth_hci_log";
4233
4234        /**
4235         * @deprecated Use {@link android.provider.Settings.Global#DEVICE_PROVISIONED} instead
4236         */
4237        @Deprecated
4238        public static final String DEVICE_PROVISIONED = Global.DEVICE_PROVISIONED;
4239
4240        /**
4241         * Whether the current user has been set up via setup wizard (0 = false, 1 = true)
4242         * @hide
4243         */
4244        public static final String USER_SETUP_COMPLETE = "user_setup_complete";
4245
4246        /**
4247         * List of input methods that are currently enabled.  This is a string
4248         * containing the IDs of all enabled input methods, each ID separated
4249         * by ':'.
4250         */
4251        public static final String ENABLED_INPUT_METHODS = "enabled_input_methods";
4252
4253        /**
4254         * List of system input methods that are currently disabled.  This is a string
4255         * containing the IDs of all disabled input methods, each ID separated
4256         * by ':'.
4257         * @hide
4258         */
4259        public static final String DISABLED_SYSTEM_INPUT_METHODS = "disabled_system_input_methods";
4260
4261        /**
4262         * Whether to show the IME when a hard keyboard is connected. This is a boolean that
4263         * determines if the IME should be shown when a hard keyboard is attached.
4264         * @hide
4265         */
4266        public static final String SHOW_IME_WITH_HARD_KEYBOARD = "show_ime_with_hard_keyboard";
4267
4268        /**
4269         * Host name and port for global http proxy. Uses ':' seperator for
4270         * between host and port.
4271         *
4272         * @deprecated Use {@link Global#HTTP_PROXY}
4273         */
4274        @Deprecated
4275        public static final String HTTP_PROXY = Global.HTTP_PROXY;
4276
4277        /**
4278         * Whether applications can be installed for this user via the system's
4279         * {@link Intent#ACTION_INSTALL_PACKAGE} mechanism.
4280         *
4281         * <p>1 = permit app installation via the system package installer intent
4282         * <p>0 = do not allow use of the package installer
4283         */
4284        public static final String INSTALL_NON_MARKET_APPS = "install_non_market_apps";
4285
4286        /**
4287         * Comma-separated list of location providers that activities may access. Do not rely on
4288         * this value being present in settings.db or on ContentObserver notifications on the
4289         * corresponding Uri.
4290         *
4291         * @deprecated use {@link #LOCATION_MODE} and
4292         * {@link LocationManager#MODE_CHANGED_ACTION} (or
4293         * {@link LocationManager#PROVIDERS_CHANGED_ACTION})
4294         */
4295        @Deprecated
4296        public static final String LOCATION_PROVIDERS_ALLOWED = "location_providers_allowed";
4297
4298        /**
4299         * The degree of location access enabled by the user.
4300         * <p>
4301         * When used with {@link #putInt(ContentResolver, String, int)}, must be one of {@link
4302         * #LOCATION_MODE_HIGH_ACCURACY}, {@link #LOCATION_MODE_SENSORS_ONLY}, {@link
4303         * #LOCATION_MODE_BATTERY_SAVING}, or {@link #LOCATION_MODE_OFF}. When used with {@link
4304         * #getInt(ContentResolver, String)}, the caller must gracefully handle additional location
4305         * modes that might be added in the future.
4306         * <p>
4307         * Note: do not rely on this value being present in settings.db or on ContentObserver
4308         * notifications for the corresponding Uri. Use {@link LocationManager#MODE_CHANGED_ACTION}
4309         * to receive changes in this value.
4310         */
4311        public static final String LOCATION_MODE = "location_mode";
4312
4313        /**
4314         * Location access disabled.
4315         */
4316        public static final int LOCATION_MODE_OFF = 0;
4317        /**
4318         * Network Location Provider disabled, but GPS and other sensors enabled.
4319         */
4320        public static final int LOCATION_MODE_SENSORS_ONLY = 1;
4321        /**
4322         * Reduced power usage, such as limiting the number of GPS updates per hour. Requests
4323         * with {@link android.location.Criteria#POWER_HIGH} may be downgraded to
4324         * {@link android.location.Criteria#POWER_MEDIUM}.
4325         */
4326        public static final int LOCATION_MODE_BATTERY_SAVING = 2;
4327        /**
4328         * Best-effort location computation allowed.
4329         */
4330        public static final int LOCATION_MODE_HIGH_ACCURACY = 3;
4331
4332        /**
4333         * A flag containing settings used for biometric weak
4334         * @hide
4335         */
4336        @Deprecated
4337        public static final String LOCK_BIOMETRIC_WEAK_FLAGS =
4338                "lock_biometric_weak_flags";
4339
4340        /**
4341         * Whether lock-to-app will lock the keyguard when exiting.
4342         * @hide
4343         */
4344        public static final String LOCK_TO_APP_EXIT_LOCKED = "lock_to_app_exit_locked";
4345
4346        /**
4347         * Whether autolock is enabled (0 = false, 1 = true)
4348         *
4349         * @deprecated Use {@link android.app.KeyguardManager} to determine the state and security
4350         *             level of the keyguard.
4351         */
4352        @Deprecated
4353        public static final String LOCK_PATTERN_ENABLED = "lock_pattern_autolock";
4354
4355        /**
4356         * Whether lock pattern is visible as user enters (0 = false, 1 = true)
4357         */
4358        public static final String LOCK_PATTERN_VISIBLE = "lock_pattern_visible_pattern";
4359
4360        /**
4361         * Whether lock pattern will vibrate as user enters (0 = false, 1 =
4362         * true)
4363         *
4364         * @deprecated Starting in {@link VERSION_CODES#JELLY_BEAN_MR1} the
4365         *             lockscreen uses
4366         *             {@link Settings.System#HAPTIC_FEEDBACK_ENABLED}.
4367         */
4368        @Deprecated
4369        public static final String
4370                LOCK_PATTERN_TACTILE_FEEDBACK_ENABLED = "lock_pattern_tactile_feedback_enabled";
4371
4372        /**
4373         * This preference allows the device to be locked given time after screen goes off,
4374         * subject to current DeviceAdmin policy limits.
4375         * @hide
4376         */
4377        public static final String LOCK_SCREEN_LOCK_AFTER_TIMEOUT = "lock_screen_lock_after_timeout";
4378
4379
4380        /**
4381         * This preference contains the string that shows for owner info on LockScreen.
4382         * @hide
4383         * @deprecated
4384         */
4385        public static final String LOCK_SCREEN_OWNER_INFO = "lock_screen_owner_info";
4386
4387        /**
4388         * Ids of the user-selected appwidgets on the lockscreen (comma-delimited).
4389         * @hide
4390         */
4391        @Deprecated
4392        public static final String LOCK_SCREEN_APPWIDGET_IDS =
4393            "lock_screen_appwidget_ids";
4394
4395        /**
4396         * Id of the appwidget shown on the lock screen when appwidgets are disabled.
4397         * @hide
4398         */
4399        @Deprecated
4400        public static final String LOCK_SCREEN_FALLBACK_APPWIDGET_ID =
4401            "lock_screen_fallback_appwidget_id";
4402
4403        /**
4404         * Index of the lockscreen appwidget to restore, -1 if none.
4405         * @hide
4406         */
4407        @Deprecated
4408        public static final String LOCK_SCREEN_STICKY_APPWIDGET =
4409            "lock_screen_sticky_appwidget";
4410
4411        /**
4412         * This preference enables showing the owner info on LockScreen.
4413         * @hide
4414         * @deprecated
4415         */
4416        public static final String LOCK_SCREEN_OWNER_INFO_ENABLED =
4417            "lock_screen_owner_info_enabled";
4418
4419        /**
4420         * When set by a user, allows notifications to be shown atop a securely locked screen
4421         * in their full "private" form (same as when the device is unlocked).
4422         * @hide
4423         */
4424        public static final String LOCK_SCREEN_ALLOW_PRIVATE_NOTIFICATIONS =
4425                "lock_screen_allow_private_notifications";
4426
4427        /**
4428         * Set by the system to track if the user needs to see the call to action for
4429         * the lockscreen notification policy.
4430         * @hide
4431         */
4432        public static final String SHOW_NOTE_ABOUT_NOTIFICATION_HIDING =
4433                "show_note_about_notification_hiding";
4434
4435        /**
4436         * Set to 1 by the system after trust agents have been initialized.
4437         * @hide
4438         */
4439        public static final String TRUST_AGENTS_INITIALIZED =
4440                "trust_agents_initialized";
4441
4442        /**
4443         * The Logging ID (a unique 64-bit value) as a hex string.
4444         * Used as a pseudonymous identifier for logging.
4445         * @deprecated This identifier is poorly initialized and has
4446         * many collisions.  It should not be used.
4447         */
4448        @Deprecated
4449        public static final String LOGGING_ID = "logging_id";
4450
4451        /**
4452         * @deprecated Use {@link android.provider.Settings.Global#NETWORK_PREFERENCE} instead
4453         */
4454        @Deprecated
4455        public static final String NETWORK_PREFERENCE = Global.NETWORK_PREFERENCE;
4456
4457        /**
4458         * No longer supported.
4459         */
4460        public static final String PARENTAL_CONTROL_ENABLED = "parental_control_enabled";
4461
4462        /**
4463         * No longer supported.
4464         */
4465        public static final String PARENTAL_CONTROL_LAST_UPDATE = "parental_control_last_update";
4466
4467        /**
4468         * No longer supported.
4469         */
4470        public static final String PARENTAL_CONTROL_REDIRECT_URL = "parental_control_redirect_url";
4471
4472        /**
4473         * Settings classname to launch when Settings is clicked from All
4474         * Applications.  Needed because of user testing between the old
4475         * and new Settings apps.
4476         */
4477        // TODO: 881807
4478        public static final String SETTINGS_CLASSNAME = "settings_classname";
4479
4480        /**
4481         * @deprecated Use {@link android.provider.Settings.Global#USB_MASS_STORAGE_ENABLED} instead
4482         */
4483        @Deprecated
4484        public static final String USB_MASS_STORAGE_ENABLED = Global.USB_MASS_STORAGE_ENABLED;
4485
4486        /**
4487         * @deprecated Use {@link android.provider.Settings.Global#USE_GOOGLE_MAIL} instead
4488         */
4489        @Deprecated
4490        public static final String USE_GOOGLE_MAIL = Global.USE_GOOGLE_MAIL;
4491
4492        /**
4493         * If accessibility is enabled.
4494         */
4495        public static final String ACCESSIBILITY_ENABLED = "accessibility_enabled";
4496
4497        /**
4498         * If touch exploration is enabled.
4499         */
4500        public static final String TOUCH_EXPLORATION_ENABLED = "touch_exploration_enabled";
4501
4502        /**
4503         * List of the enabled accessibility providers.
4504         */
4505        public static final String ENABLED_ACCESSIBILITY_SERVICES =
4506            "enabled_accessibility_services";
4507
4508        /**
4509         * List of the accessibility services to which the user has granted
4510         * permission to put the device into touch exploration mode.
4511         *
4512         * @hide
4513         */
4514        public static final String TOUCH_EXPLORATION_GRANTED_ACCESSIBILITY_SERVICES =
4515            "touch_exploration_granted_accessibility_services";
4516
4517        /**
4518         * Whether to speak passwords while in accessibility mode.
4519         */
4520        public static final String ACCESSIBILITY_SPEAK_PASSWORD = "speak_password";
4521
4522        /**
4523         * Whether to draw text with high contrast while in accessibility mode.
4524         *
4525         * @hide
4526         */
4527        public static final String ACCESSIBILITY_HIGH_TEXT_CONTRAST_ENABLED =
4528                "high_text_contrast_enabled";
4529
4530        /**
4531         * If injection of accessibility enhancing JavaScript screen-reader
4532         * is enabled.
4533         * <p>
4534         *   Note: The JavaScript based screen-reader is served by the
4535         *   Google infrastructure and enable users with disabilities to
4536         *   efficiently navigate in and explore web content.
4537         * </p>
4538         * <p>
4539         *   This property represents a boolean value.
4540         * </p>
4541         * @hide
4542         */
4543        public static final String ACCESSIBILITY_SCRIPT_INJECTION =
4544            "accessibility_script_injection";
4545
4546        /**
4547         * The URL for the injected JavaScript based screen-reader used
4548         * for providing accessibility of content in WebView.
4549         * <p>
4550         *   Note: The JavaScript based screen-reader is served by the
4551         *   Google infrastructure and enable users with disabilities to
4552         *   efficiently navigate in and explore web content.
4553         * </p>
4554         * <p>
4555         *   This property represents a string value.
4556         * </p>
4557         * @hide
4558         */
4559        public static final String ACCESSIBILITY_SCREEN_READER_URL =
4560            "accessibility_script_injection_url";
4561
4562        /**
4563         * Key bindings for navigation in built-in accessibility support for web content.
4564         * <p>
4565         *   Note: These key bindings are for the built-in accessibility navigation for
4566         *   web content which is used as a fall back solution if JavaScript in a WebView
4567         *   is not enabled or the user has not opted-in script injection from Google.
4568         * </p>
4569         * <p>
4570         *   The bindings are separated by semi-colon. A binding is a mapping from
4571         *   a key to a sequence of actions (for more details look at
4572         *   android.webkit.AccessibilityInjector). A key is represented as the hexademical
4573         *   string representation of an integer obtained from a meta state (optional) shifted
4574         *   sixteen times left and bitwise ored with a key code. An action is represented
4575         *   as a hexademical string representation of an integer where the first two digits
4576         *   are navigation action index, the second, the third, and the fourth digit pairs
4577         *   represent the action arguments. The separate actions in a binding are colon
4578         *   separated. The key and the action sequence it maps to are separated by equals.
4579         * </p>
4580         * <p>
4581         *   For example, the binding below maps the DPAD right button to traverse the
4582         *   current navigation axis once without firing an accessibility event and to
4583         *   perform the same traversal again but to fire an event:
4584         *   <code>
4585         *     0x16=0x01000100:0x01000101;
4586         *   </code>
4587         * </p>
4588         * <p>
4589         *   The goal of this binding is to enable dynamic rebinding of keys to
4590         *   navigation actions for web content without requiring a framework change.
4591         * </p>
4592         * <p>
4593         *   This property represents a string value.
4594         * </p>
4595         * @hide
4596         */
4597        public static final String ACCESSIBILITY_WEB_CONTENT_KEY_BINDINGS =
4598            "accessibility_web_content_key_bindings";
4599
4600        /**
4601         * Setting that specifies whether the display magnification is enabled.
4602         * Display magnifications allows the user to zoom in the display content
4603         * and is targeted to low vision users. The current magnification scale
4604         * is controlled by {@link #ACCESSIBILITY_DISPLAY_MAGNIFICATION_SCALE}.
4605         *
4606         * @hide
4607         */
4608        public static final String ACCESSIBILITY_DISPLAY_MAGNIFICATION_ENABLED =
4609                "accessibility_display_magnification_enabled";
4610
4611        /**
4612         * Setting that specifies what the display magnification scale is.
4613         * Display magnifications allows the user to zoom in the display
4614         * content and is targeted to low vision users. Whether a display
4615         * magnification is performed is controlled by
4616         * {@link #ACCESSIBILITY_DISPLAY_MAGNIFICATION_ENABLED}
4617         *
4618         * @hide
4619         */
4620        public static final String ACCESSIBILITY_DISPLAY_MAGNIFICATION_SCALE =
4621                "accessibility_display_magnification_scale";
4622
4623        /**
4624         * Setting that specifies whether the display magnification should be
4625         * automatically updated. If this fearture is enabled the system will
4626         * exit magnification mode or pan the viewport when a context change
4627         * occurs. For example, on staring a new activity or rotating the screen,
4628         * the system may zoom out so the user can see the new context he is in.
4629         * Another example is on showing a window that is not visible in the
4630         * magnified viewport the system may pan the viewport to make the window
4631         * the has popped up so the user knows that the context has changed.
4632         * Whether a screen magnification is performed is controlled by
4633         * {@link #ACCESSIBILITY_DISPLAY_MAGNIFICATION_ENABLED}
4634         *
4635         * @hide
4636         */
4637        public static final String ACCESSIBILITY_DISPLAY_MAGNIFICATION_AUTO_UPDATE =
4638                "accessibility_display_magnification_auto_update";
4639
4640        /**
4641         * Setting that specifies whether timed text (captions) should be
4642         * displayed in video content. Text display properties are controlled by
4643         * the following settings:
4644         * <ul>
4645         * <li>{@link #ACCESSIBILITY_CAPTIONING_LOCALE}
4646         * <li>{@link #ACCESSIBILITY_CAPTIONING_BACKGROUND_COLOR}
4647         * <li>{@link #ACCESSIBILITY_CAPTIONING_FOREGROUND_COLOR}
4648         * <li>{@link #ACCESSIBILITY_CAPTIONING_EDGE_COLOR}
4649         * <li>{@link #ACCESSIBILITY_CAPTIONING_EDGE_TYPE}
4650         * <li>{@link #ACCESSIBILITY_CAPTIONING_TYPEFACE}
4651         * <li>{@link #ACCESSIBILITY_CAPTIONING_FONT_SCALE}
4652         * </ul>
4653         *
4654         * @hide
4655         */
4656        public static final String ACCESSIBILITY_CAPTIONING_ENABLED =
4657                "accessibility_captioning_enabled";
4658
4659        /**
4660         * Setting that specifies the language for captions as a locale string,
4661         * e.g. en_US.
4662         *
4663         * @see java.util.Locale#toString
4664         * @hide
4665         */
4666        public static final String ACCESSIBILITY_CAPTIONING_LOCALE =
4667                "accessibility_captioning_locale";
4668
4669        /**
4670         * Integer property that specifies the preset style for captions, one
4671         * of:
4672         * <ul>
4673         * <li>{@link android.view.accessibility.CaptioningManager.CaptionStyle#PRESET_CUSTOM}
4674         * <li>a valid index of {@link android.view.accessibility.CaptioningManager.CaptionStyle#PRESETS}
4675         * </ul>
4676         *
4677         * @see java.util.Locale#toString
4678         * @hide
4679         */
4680        public static final String ACCESSIBILITY_CAPTIONING_PRESET =
4681                "accessibility_captioning_preset";
4682
4683        /**
4684         * Integer property that specifes the background color for captions as a
4685         * packed 32-bit color.
4686         *
4687         * @see android.graphics.Color#argb
4688         * @hide
4689         */
4690        public static final String ACCESSIBILITY_CAPTIONING_BACKGROUND_COLOR =
4691                "accessibility_captioning_background_color";
4692
4693        /**
4694         * Integer property that specifes the foreground color for captions as a
4695         * packed 32-bit color.
4696         *
4697         * @see android.graphics.Color#argb
4698         * @hide
4699         */
4700        public static final String ACCESSIBILITY_CAPTIONING_FOREGROUND_COLOR =
4701                "accessibility_captioning_foreground_color";
4702
4703        /**
4704         * Integer property that specifes the edge type for captions, one of:
4705         * <ul>
4706         * <li>{@link android.view.accessibility.CaptioningManager.CaptionStyle#EDGE_TYPE_NONE}
4707         * <li>{@link android.view.accessibility.CaptioningManager.CaptionStyle#EDGE_TYPE_OUTLINE}
4708         * <li>{@link android.view.accessibility.CaptioningManager.CaptionStyle#EDGE_TYPE_DROP_SHADOW}
4709         * </ul>
4710         *
4711         * @see #ACCESSIBILITY_CAPTIONING_EDGE_COLOR
4712         * @hide
4713         */
4714        public static final String ACCESSIBILITY_CAPTIONING_EDGE_TYPE =
4715                "accessibility_captioning_edge_type";
4716
4717        /**
4718         * Integer property that specifes the edge color for captions as a
4719         * packed 32-bit color.
4720         *
4721         * @see #ACCESSIBILITY_CAPTIONING_EDGE_TYPE
4722         * @see android.graphics.Color#argb
4723         * @hide
4724         */
4725        public static final String ACCESSIBILITY_CAPTIONING_EDGE_COLOR =
4726                "accessibility_captioning_edge_color";
4727
4728        /**
4729         * Integer property that specifes the window color for captions as a
4730         * packed 32-bit color.
4731         *
4732         * @see android.graphics.Color#argb
4733         * @hide
4734         */
4735        public static final String ACCESSIBILITY_CAPTIONING_WINDOW_COLOR =
4736                "accessibility_captioning_window_color";
4737
4738        /**
4739         * String property that specifies the typeface for captions, one of:
4740         * <ul>
4741         * <li>DEFAULT
4742         * <li>MONOSPACE
4743         * <li>SANS_SERIF
4744         * <li>SERIF
4745         * </ul>
4746         *
4747         * @see android.graphics.Typeface
4748         * @hide
4749         */
4750        public static final String ACCESSIBILITY_CAPTIONING_TYPEFACE =
4751                "accessibility_captioning_typeface";
4752
4753        /**
4754         * Floating point property that specifies font scaling for captions.
4755         *
4756         * @hide
4757         */
4758        public static final String ACCESSIBILITY_CAPTIONING_FONT_SCALE =
4759                "accessibility_captioning_font_scale";
4760
4761        /**
4762         * Setting that specifies whether display color inversion is enabled.
4763         */
4764        public static final String ACCESSIBILITY_DISPLAY_INVERSION_ENABLED =
4765                "accessibility_display_inversion_enabled";
4766
4767        /**
4768         * Setting that specifies whether display color space adjustment is
4769         * enabled.
4770         *
4771         * @hide
4772         */
4773        public static final String ACCESSIBILITY_DISPLAY_DALTONIZER_ENABLED =
4774                "accessibility_display_daltonizer_enabled";
4775
4776        /**
4777         * Integer property that specifies the type of color space adjustment to
4778         * perform. Valid values are defined in AccessibilityManager.
4779         *
4780         * @hide
4781         */
4782        public static final String ACCESSIBILITY_DISPLAY_DALTONIZER =
4783                "accessibility_display_daltonizer";
4784
4785        /**
4786         * The timout for considering a press to be a long press in milliseconds.
4787         * @hide
4788         */
4789        public static final String LONG_PRESS_TIMEOUT = "long_press_timeout";
4790
4791        /**
4792         * List of the enabled print services.
4793         * @hide
4794         */
4795        public static final String ENABLED_PRINT_SERVICES =
4796            "enabled_print_services";
4797
4798        /**
4799         * List of the system print services we enabled on first boot. On
4800         * first boot we enable all system, i.e. bundled print services,
4801         * once, so they work out-of-the-box.
4802         * @hide
4803         */
4804        public static final String ENABLED_ON_FIRST_BOOT_SYSTEM_PRINT_SERVICES =
4805            "enabled_on_first_boot_system_print_services";
4806
4807        /**
4808         * Setting to always use the default text-to-speech settings regardless
4809         * of the application settings.
4810         * 1 = override application settings,
4811         * 0 = use application settings (if specified).
4812         *
4813         * @deprecated  The value of this setting is no longer respected by
4814         * the framework text to speech APIs as of the Ice Cream Sandwich release.
4815         */
4816        @Deprecated
4817        public static final String TTS_USE_DEFAULTS = "tts_use_defaults";
4818
4819        /**
4820         * Default text-to-speech engine speech rate. 100 = 1x
4821         */
4822        public static final String TTS_DEFAULT_RATE = "tts_default_rate";
4823
4824        /**
4825         * Default text-to-speech engine pitch. 100 = 1x
4826         */
4827        public static final String TTS_DEFAULT_PITCH = "tts_default_pitch";
4828
4829        /**
4830         * Default text-to-speech engine.
4831         */
4832        public static final String TTS_DEFAULT_SYNTH = "tts_default_synth";
4833
4834        /**
4835         * Default text-to-speech language.
4836         *
4837         * @deprecated this setting is no longer in use, as of the Ice Cream
4838         * Sandwich release. Apps should never need to read this setting directly,
4839         * instead can query the TextToSpeech framework classes for the default
4840         * locale. {@link TextToSpeech#getLanguage()}.
4841         */
4842        @Deprecated
4843        public static final String TTS_DEFAULT_LANG = "tts_default_lang";
4844
4845        /**
4846         * Default text-to-speech country.
4847         *
4848         * @deprecated this setting is no longer in use, as of the Ice Cream
4849         * Sandwich release. Apps should never need to read this setting directly,
4850         * instead can query the TextToSpeech framework classes for the default
4851         * locale. {@link TextToSpeech#getLanguage()}.
4852         */
4853        @Deprecated
4854        public static final String TTS_DEFAULT_COUNTRY = "tts_default_country";
4855
4856        /**
4857         * Default text-to-speech locale variant.
4858         *
4859         * @deprecated this setting is no longer in use, as of the Ice Cream
4860         * Sandwich release. Apps should never need to read this setting directly,
4861         * instead can query the TextToSpeech framework classes for the
4862         * locale that is in use {@link TextToSpeech#getLanguage()}.
4863         */
4864        @Deprecated
4865        public static final String TTS_DEFAULT_VARIANT = "tts_default_variant";
4866
4867        /**
4868         * Stores the default tts locales on a per engine basis. Stored as
4869         * a comma seperated list of values, each value being of the form
4870         * {@code engine_name:locale} for example,
4871         * {@code com.foo.ttsengine:eng-USA,com.bar.ttsengine:esp-ESP}. This
4872         * supersedes {@link #TTS_DEFAULT_LANG}, {@link #TTS_DEFAULT_COUNTRY} and
4873         * {@link #TTS_DEFAULT_VARIANT}. Apps should never need to read this
4874         * setting directly, and can query the TextToSpeech framework classes
4875         * for the locale that is in use.
4876         *
4877         * @hide
4878         */
4879        public static final String TTS_DEFAULT_LOCALE = "tts_default_locale";
4880
4881        /**
4882         * Space delimited list of plugin packages that are enabled.
4883         */
4884        public static final String TTS_ENABLED_PLUGINS = "tts_enabled_plugins";
4885
4886        /**
4887         * @deprecated Use {@link android.provider.Settings.Global#WIFI_NETWORKS_AVAILABLE_NOTIFICATION_ON}
4888         * instead.
4889         */
4890        @Deprecated
4891        public static final String WIFI_NETWORKS_AVAILABLE_NOTIFICATION_ON =
4892                Global.WIFI_NETWORKS_AVAILABLE_NOTIFICATION_ON;
4893
4894        /**
4895         * @deprecated Use {@link android.provider.Settings.Global#WIFI_NETWORKS_AVAILABLE_REPEAT_DELAY}
4896         * instead.
4897         */
4898        @Deprecated
4899        public static final String WIFI_NETWORKS_AVAILABLE_REPEAT_DELAY =
4900                Global.WIFI_NETWORKS_AVAILABLE_REPEAT_DELAY;
4901
4902        /**
4903         * @deprecated Use {@link android.provider.Settings.Global#WIFI_NUM_OPEN_NETWORKS_KEPT}
4904         * instead.
4905         */
4906        @Deprecated
4907        public static final String WIFI_NUM_OPEN_NETWORKS_KEPT =
4908                Global.WIFI_NUM_OPEN_NETWORKS_KEPT;
4909
4910        /**
4911         * @deprecated Use {@link android.provider.Settings.Global#WIFI_ON}
4912         * instead.
4913         */
4914        @Deprecated
4915        public static final String WIFI_ON = Global.WIFI_ON;
4916
4917        /**
4918         * The acceptable packet loss percentage (range 0 - 100) before trying
4919         * another AP on the same network.
4920         * @deprecated This setting is not used.
4921         */
4922        @Deprecated
4923        public static final String WIFI_WATCHDOG_ACCEPTABLE_PACKET_LOSS_PERCENTAGE =
4924                "wifi_watchdog_acceptable_packet_loss_percentage";
4925
4926        /**
4927         * The number of access points required for a network in order for the
4928         * watchdog to monitor it.
4929         * @deprecated This setting is not used.
4930         */
4931        @Deprecated
4932        public static final String WIFI_WATCHDOG_AP_COUNT = "wifi_watchdog_ap_count";
4933
4934        /**
4935         * The delay between background checks.
4936         * @deprecated This setting is not used.
4937         */
4938        @Deprecated
4939        public static final String WIFI_WATCHDOG_BACKGROUND_CHECK_DELAY_MS =
4940                "wifi_watchdog_background_check_delay_ms";
4941
4942        /**
4943         * Whether the Wi-Fi watchdog is enabled for background checking even
4944         * after it thinks the user has connected to a good access point.
4945         * @deprecated This setting is not used.
4946         */
4947        @Deprecated
4948        public static final String WIFI_WATCHDOG_BACKGROUND_CHECK_ENABLED =
4949                "wifi_watchdog_background_check_enabled";
4950
4951        /**
4952         * The timeout for a background ping
4953         * @deprecated This setting is not used.
4954         */
4955        @Deprecated
4956        public static final String WIFI_WATCHDOG_BACKGROUND_CHECK_TIMEOUT_MS =
4957                "wifi_watchdog_background_check_timeout_ms";
4958
4959        /**
4960         * The number of initial pings to perform that *may* be ignored if they
4961         * fail. Again, if these fail, they will *not* be used in packet loss
4962         * calculation. For example, one network always seemed to time out for
4963         * the first couple pings, so this is set to 3 by default.
4964         * @deprecated This setting is not used.
4965         */
4966        @Deprecated
4967        public static final String WIFI_WATCHDOG_INITIAL_IGNORED_PING_COUNT =
4968            "wifi_watchdog_initial_ignored_ping_count";
4969
4970        /**
4971         * The maximum number of access points (per network) to attempt to test.
4972         * If this number is reached, the watchdog will no longer monitor the
4973         * initial connection state for the network. This is a safeguard for
4974         * networks containing multiple APs whose DNS does not respond to pings.
4975         * @deprecated This setting is not used.
4976         */
4977        @Deprecated
4978        public static final String WIFI_WATCHDOG_MAX_AP_CHECKS = "wifi_watchdog_max_ap_checks";
4979
4980        /**
4981         * @deprecated Use {@link android.provider.Settings.Global#WIFI_WATCHDOG_ON} instead
4982         */
4983        @Deprecated
4984        public static final String WIFI_WATCHDOG_ON = "wifi_watchdog_on";
4985
4986        /**
4987         * A comma-separated list of SSIDs for which the Wi-Fi watchdog should be enabled.
4988         * @deprecated This setting is not used.
4989         */
4990        @Deprecated
4991        public static final String WIFI_WATCHDOG_WATCH_LIST = "wifi_watchdog_watch_list";
4992
4993        /**
4994         * The number of pings to test if an access point is a good connection.
4995         * @deprecated This setting is not used.
4996         */
4997        @Deprecated
4998        public static final String WIFI_WATCHDOG_PING_COUNT = "wifi_watchdog_ping_count";
4999
5000        /**
5001         * The delay between pings.
5002         * @deprecated This setting is not used.
5003         */
5004        @Deprecated
5005        public static final String WIFI_WATCHDOG_PING_DELAY_MS = "wifi_watchdog_ping_delay_ms";
5006
5007        /**
5008         * The timeout per ping.
5009         * @deprecated This setting is not used.
5010         */
5011        @Deprecated
5012        public static final String WIFI_WATCHDOG_PING_TIMEOUT_MS = "wifi_watchdog_ping_timeout_ms";
5013
5014        /**
5015         * @deprecated Use
5016         * {@link android.provider.Settings.Global#WIFI_MAX_DHCP_RETRY_COUNT} instead
5017         */
5018        @Deprecated
5019        public static final String WIFI_MAX_DHCP_RETRY_COUNT = Global.WIFI_MAX_DHCP_RETRY_COUNT;
5020
5021        /**
5022         * @deprecated Use
5023         * {@link android.provider.Settings.Global#WIFI_MOBILE_DATA_TRANSITION_WAKELOCK_TIMEOUT_MS} instead
5024         */
5025        @Deprecated
5026        public static final String WIFI_MOBILE_DATA_TRANSITION_WAKELOCK_TIMEOUT_MS =
5027                Global.WIFI_MOBILE_DATA_TRANSITION_WAKELOCK_TIMEOUT_MS;
5028
5029        /**
5030         * The number of milliseconds to hold on to a PendingIntent based request. This delay gives
5031         * the receivers of the PendingIntent an opportunity to make a new network request before
5032         * the Network satisfying the request is potentially removed.
5033         *
5034         * @hide
5035         */
5036        public static final String CONNECTIVITY_RELEASE_PENDING_INTENT_DELAY_MS =
5037                "connectivity_release_pending_intent_delay_ms";
5038
5039        /**
5040         * Whether background data usage is allowed.
5041         *
5042         * @deprecated As of {@link VERSION_CODES#ICE_CREAM_SANDWICH},
5043         *             availability of background data depends on several
5044         *             combined factors. When background data is unavailable,
5045         *             {@link ConnectivityManager#getActiveNetworkInfo()} will
5046         *             now appear disconnected.
5047         */
5048        @Deprecated
5049        public static final String BACKGROUND_DATA = "background_data";
5050
5051        /**
5052         * Origins for which browsers should allow geolocation by default.
5053         * The value is a space-separated list of origins.
5054         */
5055        public static final String ALLOWED_GEOLOCATION_ORIGINS
5056                = "allowed_geolocation_origins";
5057
5058        /**
5059         * The preferred TTY mode     0 = TTy Off, CDMA default
5060         *                            1 = TTY Full
5061         *                            2 = TTY HCO
5062         *                            3 = TTY VCO
5063         * @hide
5064         */
5065        public static final String PREFERRED_TTY_MODE =
5066                "preferred_tty_mode";
5067
5068        /**
5069         * Whether the enhanced voice privacy mode is enabled.
5070         * 0 = normal voice privacy
5071         * 1 = enhanced voice privacy
5072         * @hide
5073         */
5074        public static final String ENHANCED_VOICE_PRIVACY_ENABLED = "enhanced_voice_privacy_enabled";
5075
5076        /**
5077         * Whether the TTY mode mode is enabled.
5078         * 0 = disabled
5079         * 1 = enabled
5080         * @hide
5081         */
5082        public static final String TTY_MODE_ENABLED = "tty_mode_enabled";
5083
5084        /**
5085         * Controls whether settings backup is enabled.
5086         * Type: int ( 0 = disabled, 1 = enabled )
5087         * @hide
5088         */
5089        public static final String BACKUP_ENABLED = "backup_enabled";
5090
5091        /**
5092         * Controls whether application data is automatically restored from backup
5093         * at install time.
5094         * Type: int ( 0 = disabled, 1 = enabled )
5095         * @hide
5096         */
5097        public static final String BACKUP_AUTO_RESTORE = "backup_auto_restore";
5098
5099        /**
5100         * Indicates whether settings backup has been fully provisioned.
5101         * Type: int ( 0 = unprovisioned, 1 = fully provisioned )
5102         * @hide
5103         */
5104        public static final String BACKUP_PROVISIONED = "backup_provisioned";
5105
5106        /**
5107         * Component of the transport to use for backup/restore.
5108         * @hide
5109         */
5110        public static final String BACKUP_TRANSPORT = "backup_transport";
5111
5112        /**
5113         * Version for which the setup wizard was last shown.  Bumped for
5114         * each release when there is new setup information to show.
5115         * @hide
5116         */
5117        public static final String LAST_SETUP_SHOWN = "last_setup_shown";
5118
5119        /**
5120         * The interval in milliseconds after which Wi-Fi is considered idle.
5121         * When idle, it is possible for the device to be switched from Wi-Fi to
5122         * the mobile data network.
5123         * @hide
5124         * @deprecated Use {@link android.provider.Settings.Global#WIFI_IDLE_MS}
5125         * instead.
5126         */
5127        @Deprecated
5128        public static final String WIFI_IDLE_MS = Global.WIFI_IDLE_MS;
5129
5130        /**
5131         * The global search provider chosen by the user (if multiple global
5132         * search providers are installed). This will be the provider returned
5133         * by {@link SearchManager#getGlobalSearchActivity()} if it's still
5134         * installed. This setting is stored as a flattened component name as
5135         * per {@link ComponentName#flattenToString()}.
5136         *
5137         * @hide
5138         */
5139        public static final String SEARCH_GLOBAL_SEARCH_ACTIVITY =
5140                "search_global_search_activity";
5141
5142        /**
5143         * The number of promoted sources in GlobalSearch.
5144         * @hide
5145         */
5146        public static final String SEARCH_NUM_PROMOTED_SOURCES = "search_num_promoted_sources";
5147        /**
5148         * The maximum number of suggestions returned by GlobalSearch.
5149         * @hide
5150         */
5151        public static final String SEARCH_MAX_RESULTS_TO_DISPLAY = "search_max_results_to_display";
5152        /**
5153         * The number of suggestions GlobalSearch will ask each non-web search source for.
5154         * @hide
5155         */
5156        public static final String SEARCH_MAX_RESULTS_PER_SOURCE = "search_max_results_per_source";
5157        /**
5158         * The number of suggestions the GlobalSearch will ask the web search source for.
5159         * @hide
5160         */
5161        public static final String SEARCH_WEB_RESULTS_OVERRIDE_LIMIT =
5162                "search_web_results_override_limit";
5163        /**
5164         * The number of milliseconds that GlobalSearch will wait for suggestions from
5165         * promoted sources before continuing with all other sources.
5166         * @hide
5167         */
5168        public static final String SEARCH_PROMOTED_SOURCE_DEADLINE_MILLIS =
5169                "search_promoted_source_deadline_millis";
5170        /**
5171         * The number of milliseconds before GlobalSearch aborts search suggesiton queries.
5172         * @hide
5173         */
5174        public static final String SEARCH_SOURCE_TIMEOUT_MILLIS = "search_source_timeout_millis";
5175        /**
5176         * The maximum number of milliseconds that GlobalSearch shows the previous results
5177         * after receiving a new query.
5178         * @hide
5179         */
5180        public static final String SEARCH_PREFILL_MILLIS = "search_prefill_millis";
5181        /**
5182         * The maximum age of log data used for shortcuts in GlobalSearch.
5183         * @hide
5184         */
5185        public static final String SEARCH_MAX_STAT_AGE_MILLIS = "search_max_stat_age_millis";
5186        /**
5187         * The maximum age of log data used for source ranking in GlobalSearch.
5188         * @hide
5189         */
5190        public static final String SEARCH_MAX_SOURCE_EVENT_AGE_MILLIS =
5191                "search_max_source_event_age_millis";
5192        /**
5193         * The minimum number of impressions needed to rank a source in GlobalSearch.
5194         * @hide
5195         */
5196        public static final String SEARCH_MIN_IMPRESSIONS_FOR_SOURCE_RANKING =
5197                "search_min_impressions_for_source_ranking";
5198        /**
5199         * The minimum number of clicks needed to rank a source in GlobalSearch.
5200         * @hide
5201         */
5202        public static final String SEARCH_MIN_CLICKS_FOR_SOURCE_RANKING =
5203                "search_min_clicks_for_source_ranking";
5204        /**
5205         * The maximum number of shortcuts shown by GlobalSearch.
5206         * @hide
5207         */
5208        public static final String SEARCH_MAX_SHORTCUTS_RETURNED = "search_max_shortcuts_returned";
5209        /**
5210         * The size of the core thread pool for suggestion queries in GlobalSearch.
5211         * @hide
5212         */
5213        public static final String SEARCH_QUERY_THREAD_CORE_POOL_SIZE =
5214                "search_query_thread_core_pool_size";
5215        /**
5216         * The maximum size of the thread pool for suggestion queries in GlobalSearch.
5217         * @hide
5218         */
5219        public static final String SEARCH_QUERY_THREAD_MAX_POOL_SIZE =
5220                "search_query_thread_max_pool_size";
5221        /**
5222         * The size of the core thread pool for shortcut refreshing in GlobalSearch.
5223         * @hide
5224         */
5225        public static final String SEARCH_SHORTCUT_REFRESH_CORE_POOL_SIZE =
5226                "search_shortcut_refresh_core_pool_size";
5227        /**
5228         * The maximum size of the thread pool for shortcut refreshing in GlobalSearch.
5229         * @hide
5230         */
5231        public static final String SEARCH_SHORTCUT_REFRESH_MAX_POOL_SIZE =
5232                "search_shortcut_refresh_max_pool_size";
5233        /**
5234         * The maximun time that excess threads in the GlobalSeach thread pools will
5235         * wait before terminating.
5236         * @hide
5237         */
5238        public static final String SEARCH_THREAD_KEEPALIVE_SECONDS =
5239                "search_thread_keepalive_seconds";
5240        /**
5241         * The maximum number of concurrent suggestion queries to each source.
5242         * @hide
5243         */
5244        public static final String SEARCH_PER_SOURCE_CONCURRENT_QUERY_LIMIT =
5245                "search_per_source_concurrent_query_limit";
5246
5247        /**
5248         * Whether or not alert sounds are played on MountService events. (0 = false, 1 = true)
5249         * @hide
5250         */
5251        public static final String MOUNT_PLAY_NOTIFICATION_SND = "mount_play_not_snd";
5252
5253        /**
5254         * Whether or not UMS auto-starts on UMS host detection. (0 = false, 1 = true)
5255         * @hide
5256         */
5257        public static final String MOUNT_UMS_AUTOSTART = "mount_ums_autostart";
5258
5259        /**
5260         * Whether or not a notification is displayed on UMS host detection. (0 = false, 1 = true)
5261         * @hide
5262         */
5263        public static final String MOUNT_UMS_PROMPT = "mount_ums_prompt";
5264
5265        /**
5266         * Whether or not a notification is displayed while UMS is enabled. (0 = false, 1 = true)
5267         * @hide
5268         */
5269        public static final String MOUNT_UMS_NOTIFY_ENABLED = "mount_ums_notify_enabled";
5270
5271        /**
5272         * If nonzero, ANRs in invisible background processes bring up a dialog.
5273         * Otherwise, the process will be silently killed.
5274         * @hide
5275         */
5276        public static final String ANR_SHOW_BACKGROUND = "anr_show_background";
5277
5278        /**
5279         * The {@link ComponentName} string of the service to be used as the voice recognition
5280         * service.
5281         *
5282         * @hide
5283         */
5284        public static final String VOICE_RECOGNITION_SERVICE = "voice_recognition_service";
5285
5286        /**
5287         * Stores whether an user has consented to have apps verified through PAM.
5288         * The value is boolean (1 or 0).
5289         *
5290         * @hide
5291         */
5292        public static final String PACKAGE_VERIFIER_USER_CONSENT =
5293            "package_verifier_user_consent";
5294
5295        /**
5296         * The {@link ComponentName} string of the selected spell checker service which is
5297         * one of the services managed by the text service manager.
5298         *
5299         * @hide
5300         */
5301        public static final String SELECTED_SPELL_CHECKER = "selected_spell_checker";
5302
5303        /**
5304         * The {@link ComponentName} string of the selected subtype of the selected spell checker
5305         * service which is one of the services managed by the text service manager.
5306         *
5307         * @hide
5308         */
5309        public static final String SELECTED_SPELL_CHECKER_SUBTYPE =
5310                "selected_spell_checker_subtype";
5311
5312        /**
5313         * The {@link ComponentName} string whether spell checker is enabled or not.
5314         *
5315         * @hide
5316         */
5317        public static final String SPELL_CHECKER_ENABLED = "spell_checker_enabled";
5318
5319        /**
5320         * What happens when the user presses the Power button while in-call
5321         * and the screen is on.<br/>
5322         * <b>Values:</b><br/>
5323         * 1 - The Power button turns off the screen and locks the device. (Default behavior)<br/>
5324         * 2 - The Power button hangs up the current call.<br/>
5325         *
5326         * @hide
5327         */
5328        public static final String INCALL_POWER_BUTTON_BEHAVIOR = "incall_power_button_behavior";
5329
5330        /**
5331         * INCALL_POWER_BUTTON_BEHAVIOR value for "turn off screen".
5332         * @hide
5333         */
5334        public static final int INCALL_POWER_BUTTON_BEHAVIOR_SCREEN_OFF = 0x1;
5335
5336        /**
5337         * INCALL_POWER_BUTTON_BEHAVIOR value for "hang up".
5338         * @hide
5339         */
5340        public static final int INCALL_POWER_BUTTON_BEHAVIOR_HANGUP = 0x2;
5341
5342        /**
5343         * INCALL_POWER_BUTTON_BEHAVIOR default value.
5344         * @hide
5345         */
5346        public static final int INCALL_POWER_BUTTON_BEHAVIOR_DEFAULT =
5347                INCALL_POWER_BUTTON_BEHAVIOR_SCREEN_OFF;
5348
5349        /**
5350         * Whether the device should wake when the wake gesture sensor detects motion.
5351         * @hide
5352         */
5353        public static final String WAKE_GESTURE_ENABLED = "wake_gesture_enabled";
5354
5355        /**
5356         * Whether the device should doze if configured.
5357         * @hide
5358         */
5359        public static final String DOZE_ENABLED = "doze_enabled";
5360
5361        /**
5362         * The current night mode that has been selected by the user.  Owned
5363         * and controlled by UiModeManagerService.  Constants are as per
5364         * UiModeManager.
5365         * @hide
5366         */
5367        public static final String UI_NIGHT_MODE = "ui_night_mode";
5368
5369        /**
5370         * Whether screensavers are enabled.
5371         * @hide
5372         */
5373        public static final String SCREENSAVER_ENABLED = "screensaver_enabled";
5374
5375        /**
5376         * The user's chosen screensaver components.
5377         *
5378         * These will be launched by the PhoneWindowManager after a timeout when not on
5379         * battery, or upon dock insertion (if SCREENSAVER_ACTIVATE_ON_DOCK is set to 1).
5380         * @hide
5381         */
5382        public static final String SCREENSAVER_COMPONENTS = "screensaver_components";
5383
5384        /**
5385         * If screensavers are enabled, whether the screensaver should be automatically launched
5386         * when the device is inserted into a (desk) dock.
5387         * @hide
5388         */
5389        public static final String SCREENSAVER_ACTIVATE_ON_DOCK = "screensaver_activate_on_dock";
5390
5391        /**
5392         * If screensavers are enabled, whether the screensaver should be automatically launched
5393         * when the screen times out when not on battery.
5394         * @hide
5395         */
5396        public static final String SCREENSAVER_ACTIVATE_ON_SLEEP = "screensaver_activate_on_sleep";
5397
5398        /**
5399         * If screensavers are enabled, the default screensaver component.
5400         * @hide
5401         */
5402        public static final String SCREENSAVER_DEFAULT_COMPONENT = "screensaver_default_component";
5403
5404        /**
5405         * The default NFC payment component
5406         * @hide
5407         */
5408        public static final String NFC_PAYMENT_DEFAULT_COMPONENT = "nfc_payment_default_component";
5409
5410        /**
5411         * Whether NFC payment is handled by the foreground application or a default.
5412         * @hide
5413         */
5414        public static final String NFC_PAYMENT_FOREGROUND = "nfc_payment_foreground";
5415
5416        /**
5417         * Specifies the package name currently configured to be the primary sms application
5418         * @hide
5419         */
5420        public static final String SMS_DEFAULT_APPLICATION = "sms_default_application";
5421
5422        /**
5423         * Specifies the package name currently configured to be the default dialer application
5424         * @hide
5425         */
5426        public static final String DIALER_DEFAULT_APPLICATION = "dialer_default_application";
5427
5428        /**
5429         * Specifies the package name currently configured to be the emergency assistance application
5430         *
5431         * @see android.telephony.TelephonyManager#ACTION_EMERGENCY_ASSISTANCE
5432         *
5433         * @hide
5434         */
5435        public static final String EMERGENCY_ASSISTANCE_APPLICATION = "emergency_assistance_application";
5436
5437        /**
5438         * Specifies whether the current app context on scren (assist data) will be sent to the
5439         * assist application (active voice interaction service).
5440         *
5441         * @hide
5442         */
5443        public static final String ASSIST_STRUCTURE_ENABLED = "assist_structure_enabled";
5444
5445        /**
5446         * Names of the service components that the current user has explicitly allowed to
5447         * see all of the user's notifications, separated by ':'.
5448         *
5449         * @hide
5450         */
5451        public static final String ENABLED_NOTIFICATION_LISTENERS = "enabled_notification_listeners";
5452
5453        /**
5454         * Names of the packages that the current user has explicitly allowed to
5455         * manage notification policy configuration, separated by ':'.
5456         *
5457         * @hide
5458         */
5459        public static final String ENABLED_NOTIFICATION_POLICY_ACCESS_PACKAGES =
5460                "enabled_notification_policy_access_packages";
5461
5462        /**
5463         * @hide
5464         */
5465        public static final String ENABLED_CONDITION_PROVIDERS = "enabled_condition_providers";
5466
5467        /** @hide */
5468        public static final String BAR_SERVICE_COMPONENT = "bar_service_component";
5469
5470        /** @hide */
5471        public static final String VOLUME_CONTROLLER_SERVICE_COMPONENT
5472                = "volume_controller_service_component";
5473
5474        /** @hide */
5475        public static final String IMMERSIVE_MODE_CONFIRMATIONS = "immersive_mode_confirmations";
5476
5477        /**
5478         * This is the query URI for finding a print service to install.
5479         *
5480         * @hide
5481         */
5482        public static final String PRINT_SERVICE_SEARCH_URI = "print_service_search_uri";
5483
5484        /**
5485         * This is the query URI for finding a NFC payment service to install.
5486         *
5487         * @hide
5488         */
5489        public static final String PAYMENT_SERVICE_SEARCH_URI = "payment_service_search_uri";
5490
5491        /**
5492         * If enabled, apps should try to skip any introductory hints on first launch. This might
5493         * apply to users that are already familiar with the environment or temporary users.
5494         * <p>
5495         * Type : int (0 to show hints, 1 to skip showing hints)
5496         */
5497        public static final String SKIP_FIRST_USE_HINTS = "skip_first_use_hints";
5498
5499        /**
5500         * Persisted playback time after a user confirmation of an unsafe volume level.
5501         *
5502         * @hide
5503         */
5504        public static final String UNSAFE_VOLUME_MUSIC_ACTIVE_MS = "unsafe_volume_music_active_ms";
5505
5506        /**
5507         * This preference enables notification display on the lockscreen.
5508         * @hide
5509         */
5510        public static final String LOCK_SCREEN_SHOW_NOTIFICATIONS =
5511                "lock_screen_show_notifications";
5512
5513        /**
5514         * List of TV inputs that are currently hidden. This is a string
5515         * containing the IDs of all hidden TV inputs. Each ID is encoded by
5516         * {@link android.net.Uri#encode(String)} and separated by ':'.
5517         * @hide
5518         */
5519        public static final String TV_INPUT_HIDDEN_INPUTS = "tv_input_hidden_inputs";
5520
5521        /**
5522         * List of custom TV input labels. This is a string containing <TV input id, custom name>
5523         * pairs. TV input id and custom name are encoded by {@link android.net.Uri#encode(String)}
5524         * and separated by ','. Each pair is separated by ':'.
5525         * @hide
5526         */
5527        public static final String TV_INPUT_CUSTOM_LABELS = "tv_input_custom_labels";
5528
5529        /**
5530         * Whether automatic routing of system audio to USB audio peripheral is disabled.
5531         * The value is boolean (1 or 0), where 1 means automatic routing is disabled,
5532         * and 0 means automatic routing is enabled.
5533         *
5534         * @hide
5535         */
5536        public static final String USB_AUDIO_AUTOMATIC_ROUTING_DISABLED =
5537                "usb_audio_automatic_routing_disabled";
5538
5539        /**
5540         * The timeout in milliseconds before the device fully goes to sleep after
5541         * a period of inactivity.  This value sets an upper bound on how long the device
5542         * will stay awake or dreaming without user activity.  It should generally
5543         * be longer than {@link Settings.System#SCREEN_OFF_TIMEOUT} as otherwise the device
5544         * will sleep before it ever has a chance to dream.
5545         * <p>
5546         * Use -1 to disable this timeout.
5547         * </p>
5548         *
5549         * @hide
5550         */
5551        public static final String SLEEP_TIMEOUT = "sleep_timeout";
5552
5553        /**
5554         * Controls whether double tap to wake is enabled.
5555         * @hide
5556         */
5557        public static final String DOUBLE_TAP_TO_WAKE = "double_tap_to_wake";
5558
5559        /**
5560         * The current assistant component. It could be a voice interaction service,
5561         * or an activity that handles ACTION_ASSIST, or empty which means using the default
5562         * handling.
5563         *
5564         * @hide
5565         */
5566        public static final String ASSISTANT = "assistant";
5567
5568        /**
5569         * This are the settings to be backed up.
5570         *
5571         * NOTE: Settings are backed up and restored in the order they appear
5572         *       in this array. If you have one setting depending on another,
5573         *       make sure that they are ordered appropriately.
5574         *
5575         * @hide
5576         */
5577        public static final String[] SETTINGS_TO_BACKUP = {
5578            BUGREPORT_IN_POWER_MENU,                            // moved to global
5579            ALLOW_MOCK_LOCATION,
5580            PARENTAL_CONTROL_ENABLED,
5581            PARENTAL_CONTROL_REDIRECT_URL,
5582            USB_MASS_STORAGE_ENABLED,                           // moved to global
5583            ACCESSIBILITY_DISPLAY_MAGNIFICATION_ENABLED,
5584            ACCESSIBILITY_DISPLAY_MAGNIFICATION_SCALE,
5585            ACCESSIBILITY_DISPLAY_MAGNIFICATION_AUTO_UPDATE,
5586            ACCESSIBILITY_SCRIPT_INJECTION,
5587            BACKUP_AUTO_RESTORE,
5588            ENABLED_ACCESSIBILITY_SERVICES,
5589            ENABLED_NOTIFICATION_LISTENERS,
5590            ENABLED_INPUT_METHODS,
5591            TOUCH_EXPLORATION_GRANTED_ACCESSIBILITY_SERVICES,
5592            TOUCH_EXPLORATION_ENABLED,
5593            ACCESSIBILITY_ENABLED,
5594            ACCESSIBILITY_SPEAK_PASSWORD,
5595            ACCESSIBILITY_HIGH_TEXT_CONTRAST_ENABLED,
5596            ACCESSIBILITY_CAPTIONING_ENABLED,
5597            ACCESSIBILITY_CAPTIONING_LOCALE,
5598            ACCESSIBILITY_CAPTIONING_BACKGROUND_COLOR,
5599            ACCESSIBILITY_CAPTIONING_FOREGROUND_COLOR,
5600            ACCESSIBILITY_CAPTIONING_EDGE_TYPE,
5601            ACCESSIBILITY_CAPTIONING_EDGE_COLOR,
5602            ACCESSIBILITY_CAPTIONING_TYPEFACE,
5603            ACCESSIBILITY_CAPTIONING_FONT_SCALE,
5604            TTS_USE_DEFAULTS,
5605            TTS_DEFAULT_RATE,
5606            TTS_DEFAULT_PITCH,
5607            TTS_DEFAULT_SYNTH,
5608            TTS_DEFAULT_LANG,
5609            TTS_DEFAULT_COUNTRY,
5610            TTS_ENABLED_PLUGINS,
5611            TTS_DEFAULT_LOCALE,
5612            WIFI_NETWORKS_AVAILABLE_NOTIFICATION_ON,            // moved to global
5613            WIFI_NETWORKS_AVAILABLE_REPEAT_DELAY,               // moved to global
5614            WIFI_NUM_OPEN_NETWORKS_KEPT,                        // moved to global
5615            SELECTED_SPELL_CHECKER,
5616            SELECTED_SPELL_CHECKER_SUBTYPE,
5617            SPELL_CHECKER_ENABLED,
5618            MOUNT_PLAY_NOTIFICATION_SND,
5619            MOUNT_UMS_AUTOSTART,
5620            MOUNT_UMS_PROMPT,
5621            MOUNT_UMS_NOTIFY_ENABLED,
5622            UI_NIGHT_MODE,
5623            SLEEP_TIMEOUT,
5624            DOUBLE_TAP_TO_WAKE,
5625        };
5626
5627        /**
5628         * These entries are considered common between the personal and the managed profile,
5629         * since the managed profile doesn't get to change them.
5630         */
5631        private static final Set<String> CLONE_TO_MANAGED_PROFILE = new ArraySet<>();
5632
5633        static {
5634            CLONE_TO_MANAGED_PROFILE.add(ACCESSIBILITY_ENABLED);
5635            CLONE_TO_MANAGED_PROFILE.add(ALLOW_MOCK_LOCATION);
5636            CLONE_TO_MANAGED_PROFILE.add(ALLOWED_GEOLOCATION_ORIGINS);
5637            CLONE_TO_MANAGED_PROFILE.add(DEFAULT_INPUT_METHOD);
5638            CLONE_TO_MANAGED_PROFILE.add(ENABLED_ACCESSIBILITY_SERVICES);
5639            CLONE_TO_MANAGED_PROFILE.add(ENABLED_INPUT_METHODS);
5640            CLONE_TO_MANAGED_PROFILE.add(LOCATION_MODE);
5641            CLONE_TO_MANAGED_PROFILE.add(LOCATION_PROVIDERS_ALLOWED);
5642            CLONE_TO_MANAGED_PROFILE.add(LOCK_SCREEN_ALLOW_PRIVATE_NOTIFICATIONS);
5643            CLONE_TO_MANAGED_PROFILE.add(SELECTED_INPUT_METHOD_SUBTYPE);
5644            CLONE_TO_MANAGED_PROFILE.add(SELECTED_SPELL_CHECKER);
5645            CLONE_TO_MANAGED_PROFILE.add(SELECTED_SPELL_CHECKER_SUBTYPE);
5646        }
5647
5648        /** @hide */
5649        public static void getCloneToManagedProfileSettings(Set<String> outKeySet) {
5650            outKeySet.addAll(CLONE_TO_MANAGED_PROFILE);
5651        }
5652
5653        /**
5654         * Helper method for determining if a location provider is enabled.
5655         *
5656         * @param cr the content resolver to use
5657         * @param provider the location provider to query
5658         * @return true if the provider is enabled
5659         *
5660         * @deprecated use {@link #LOCATION_MODE} or
5661         *             {@link LocationManager#isProviderEnabled(String)}
5662         */
5663        @Deprecated
5664        public static final boolean isLocationProviderEnabled(ContentResolver cr, String provider) {
5665            return isLocationProviderEnabledForUser(cr, provider, UserHandle.myUserId());
5666        }
5667
5668        /**
5669         * Helper method for determining if a location provider is enabled.
5670         * @param cr the content resolver to use
5671         * @param provider the location provider to query
5672         * @param userId the userId to query
5673         * @return true if the provider is enabled
5674         * @deprecated use {@link #LOCATION_MODE} or
5675         *             {@link LocationManager#isProviderEnabled(String)}
5676         * @hide
5677         */
5678        @Deprecated
5679        public static final boolean isLocationProviderEnabledForUser(ContentResolver cr, String provider, int userId) {
5680            String allowedProviders = Settings.Secure.getStringForUser(cr,
5681                    LOCATION_PROVIDERS_ALLOWED, userId);
5682            return TextUtils.delimitedStringContains(allowedProviders, ',', provider);
5683        }
5684
5685        /**
5686         * Thread-safe method for enabling or disabling a single location provider.
5687         * @param cr the content resolver to use
5688         * @param provider the location provider to enable or disable
5689         * @param enabled true if the provider should be enabled
5690         * @deprecated use {@link #putInt(ContentResolver, String, int)} and {@link #LOCATION_MODE}
5691         */
5692        @Deprecated
5693        public static final void setLocationProviderEnabled(ContentResolver cr,
5694                String provider, boolean enabled) {
5695            setLocationProviderEnabledForUser(cr, provider, enabled, UserHandle.myUserId());
5696        }
5697
5698        /**
5699         * Thread-safe method for enabling or disabling a single location provider.
5700         *
5701         * @param cr the content resolver to use
5702         * @param provider the location provider to enable or disable
5703         * @param enabled true if the provider should be enabled
5704         * @param userId the userId for which to enable/disable providers
5705         * @return true if the value was set, false on database errors
5706         * @deprecated use {@link #putIntForUser(ContentResolver, String, int, int)} and
5707         *             {@link #LOCATION_MODE}
5708         * @hide
5709         */
5710        @Deprecated
5711        public static final boolean setLocationProviderEnabledForUser(ContentResolver cr,
5712                String provider, boolean enabled, int userId) {
5713            synchronized (mLocationSettingsLock) {
5714                // to ensure thread safety, we write the provider name with a '+' or '-'
5715                // and let the SettingsProvider handle it rather than reading and modifying
5716                // the list of enabled providers.
5717                if (enabled) {
5718                    provider = "+" + provider;
5719                } else {
5720                    provider = "-" + provider;
5721                }
5722                return putStringForUser(cr, Settings.Secure.LOCATION_PROVIDERS_ALLOWED, provider,
5723                        userId);
5724            }
5725        }
5726
5727        /**
5728         * Thread-safe method for setting the location mode to one of
5729         * {@link #LOCATION_MODE_HIGH_ACCURACY}, {@link #LOCATION_MODE_SENSORS_ONLY},
5730         * {@link #LOCATION_MODE_BATTERY_SAVING}, or {@link #LOCATION_MODE_OFF}.
5731         *
5732         * @param cr the content resolver to use
5733         * @param mode such as {@link #LOCATION_MODE_HIGH_ACCURACY}
5734         * @param userId the userId for which to change mode
5735         * @return true if the value was set, false on database errors
5736         *
5737         * @throws IllegalArgumentException if mode is not one of the supported values
5738         */
5739        private static final boolean setLocationModeForUser(ContentResolver cr, int mode,
5740                int userId) {
5741            synchronized (mLocationSettingsLock) {
5742                boolean gps = false;
5743                boolean network = false;
5744                switch (mode) {
5745                    case LOCATION_MODE_OFF:
5746                        break;
5747                    case LOCATION_MODE_SENSORS_ONLY:
5748                        gps = true;
5749                        break;
5750                    case LOCATION_MODE_BATTERY_SAVING:
5751                        network = true;
5752                        break;
5753                    case LOCATION_MODE_HIGH_ACCURACY:
5754                        gps = true;
5755                        network = true;
5756                        break;
5757                    default:
5758                        throw new IllegalArgumentException("Invalid location mode: " + mode);
5759                }
5760                // Note it's important that we set the NLP mode first. The Google implementation
5761                // of NLP clears its NLP consent setting any time it receives a
5762                // LocationManager.PROVIDERS_CHANGED_ACTION broadcast and NLP is disabled. Also,
5763                // it shows an NLP consent dialog any time it receives the broadcast, NLP is
5764                // enabled, and the NLP consent is not set. If 1) we were to enable GPS first,
5765                // 2) a setup wizard has its own NLP consent UI that sets the NLP consent setting,
5766                // and 3) the receiver happened to complete before we enabled NLP, then the Google
5767                // NLP would detect the attempt to enable NLP and show a redundant NLP consent
5768                // dialog. Then the people who wrote the setup wizard would be sad.
5769                boolean nlpSuccess = Settings.Secure.setLocationProviderEnabledForUser(
5770                        cr, LocationManager.NETWORK_PROVIDER, network, userId);
5771                boolean gpsSuccess = Settings.Secure.setLocationProviderEnabledForUser(
5772                        cr, LocationManager.GPS_PROVIDER, gps, userId);
5773                return gpsSuccess && nlpSuccess;
5774            }
5775        }
5776
5777        /**
5778         * Thread-safe method for reading the location mode, returns one of
5779         * {@link #LOCATION_MODE_HIGH_ACCURACY}, {@link #LOCATION_MODE_SENSORS_ONLY},
5780         * {@link #LOCATION_MODE_BATTERY_SAVING}, or {@link #LOCATION_MODE_OFF}.
5781         *
5782         * @param cr the content resolver to use
5783         * @param userId the userId for which to read the mode
5784         * @return the location mode
5785         */
5786        private static final int getLocationModeForUser(ContentResolver cr, int userId) {
5787            synchronized (mLocationSettingsLock) {
5788                boolean gpsEnabled = Settings.Secure.isLocationProviderEnabledForUser(
5789                        cr, LocationManager.GPS_PROVIDER, userId);
5790                boolean networkEnabled = Settings.Secure.isLocationProviderEnabledForUser(
5791                        cr, LocationManager.NETWORK_PROVIDER, userId);
5792                if (gpsEnabled && networkEnabled) {
5793                    return LOCATION_MODE_HIGH_ACCURACY;
5794                } else if (gpsEnabled) {
5795                    return LOCATION_MODE_SENSORS_ONLY;
5796                } else if (networkEnabled) {
5797                    return LOCATION_MODE_BATTERY_SAVING;
5798                } else {
5799                    return LOCATION_MODE_OFF;
5800                }
5801            }
5802        }
5803    }
5804
5805    /**
5806     * Global system settings, containing preferences that always apply identically
5807     * to all defined users.  Applications can read these but are not allowed to write;
5808     * like the "Secure" settings, these are for preferences that the user must
5809     * explicitly modify through the system UI or specialized APIs for those values.
5810     */
5811    public static final class Global extends NameValueTable {
5812        public static final String SYS_PROP_SETTING_VERSION = "sys.settings_global_version";
5813
5814        /**
5815         * The content:// style URL for global secure settings items.  Not public.
5816         */
5817        public static final Uri CONTENT_URI = Uri.parse("content://" + AUTHORITY + "/global");
5818
5819        /**
5820         * Whether users are allowed to add more users or guest from lockscreen.
5821         * <p>
5822         * Type: int
5823         * @hide
5824         */
5825        public static final String ADD_USERS_WHEN_LOCKED = "add_users_when_locked";
5826
5827        /**
5828         * Setting whether the global gesture for enabling accessibility is enabled.
5829         * If this gesture is enabled the user will be able to perfrom it to enable
5830         * the accessibility state without visiting the settings app.
5831         * @hide
5832         */
5833        public static final String ENABLE_ACCESSIBILITY_GLOBAL_GESTURE_ENABLED =
5834                "enable_accessibility_global_gesture_enabled";
5835
5836        /**
5837         * Whether Airplane Mode is on.
5838         */
5839        public static final String AIRPLANE_MODE_ON = "airplane_mode_on";
5840
5841        /**
5842         * Whether Theater Mode is on.
5843         * {@hide}
5844         */
5845        @SystemApi
5846        public static final String THEATER_MODE_ON = "theater_mode_on";
5847
5848        /**
5849         * Constant for use in AIRPLANE_MODE_RADIOS to specify Bluetooth radio.
5850         */
5851        public static final String RADIO_BLUETOOTH = "bluetooth";
5852
5853        /**
5854         * Constant for use in AIRPLANE_MODE_RADIOS to specify Wi-Fi radio.
5855         */
5856        public static final String RADIO_WIFI = "wifi";
5857
5858        /**
5859         * {@hide}
5860         */
5861        public static final String RADIO_WIMAX = "wimax";
5862        /**
5863         * Constant for use in AIRPLANE_MODE_RADIOS to specify Cellular radio.
5864         */
5865        public static final String RADIO_CELL = "cell";
5866
5867        /**
5868         * Constant for use in AIRPLANE_MODE_RADIOS to specify NFC radio.
5869         */
5870        public static final String RADIO_NFC = "nfc";
5871
5872        /**
5873         * A comma separated list of radios that need to be disabled when airplane mode
5874         * is on. This overrides WIFI_ON and BLUETOOTH_ON, if Wi-Fi and bluetooth are
5875         * included in the comma separated list.
5876         */
5877        public static final String AIRPLANE_MODE_RADIOS = "airplane_mode_radios";
5878
5879        /**
5880         * A comma separated list of radios that should to be disabled when airplane mode
5881         * is on, but can be manually reenabled by the user.  For example, if RADIO_WIFI is
5882         * added to both AIRPLANE_MODE_RADIOS and AIRPLANE_MODE_TOGGLEABLE_RADIOS, then Wifi
5883         * will be turned off when entering airplane mode, but the user will be able to reenable
5884         * Wifi in the Settings app.
5885         *
5886         * {@hide}
5887         */
5888        public static final String AIRPLANE_MODE_TOGGLEABLE_RADIOS = "airplane_mode_toggleable_radios";
5889
5890        /**
5891         * The policy for deciding when Wi-Fi should go to sleep (which will in
5892         * turn switch to using the mobile data as an Internet connection).
5893         * <p>
5894         * Set to one of {@link #WIFI_SLEEP_POLICY_DEFAULT},
5895         * {@link #WIFI_SLEEP_POLICY_NEVER_WHILE_PLUGGED}, or
5896         * {@link #WIFI_SLEEP_POLICY_NEVER}.
5897         */
5898        public static final String WIFI_SLEEP_POLICY = "wifi_sleep_policy";
5899
5900        /**
5901         * Value for {@link #WIFI_SLEEP_POLICY} to use the default Wi-Fi sleep
5902         * policy, which is to sleep shortly after the turning off
5903         * according to the {@link #STAY_ON_WHILE_PLUGGED_IN} setting.
5904         */
5905        public static final int WIFI_SLEEP_POLICY_DEFAULT = 0;
5906
5907        /**
5908         * Value for {@link #WIFI_SLEEP_POLICY} to use the default policy when
5909         * the device is on battery, and never go to sleep when the device is
5910         * plugged in.
5911         */
5912        public static final int WIFI_SLEEP_POLICY_NEVER_WHILE_PLUGGED = 1;
5913
5914        /**
5915         * Value for {@link #WIFI_SLEEP_POLICY} to never go to sleep.
5916         */
5917        public static final int WIFI_SLEEP_POLICY_NEVER = 2;
5918
5919        /**
5920         * Value to specify if the user prefers the date, time and time zone
5921         * to be automatically fetched from the network (NITZ). 1=yes, 0=no
5922         */
5923        public static final String AUTO_TIME = "auto_time";
5924
5925        /**
5926         * Value to specify if the user prefers the time zone
5927         * to be automatically fetched from the network (NITZ). 1=yes, 0=no
5928         */
5929        public static final String AUTO_TIME_ZONE = "auto_time_zone";
5930
5931        /**
5932         * URI for the car dock "in" event sound.
5933         * @hide
5934         */
5935        public static final String CAR_DOCK_SOUND = "car_dock_sound";
5936
5937        /**
5938         * URI for the car dock "out" event sound.
5939         * @hide
5940         */
5941        public static final String CAR_UNDOCK_SOUND = "car_undock_sound";
5942
5943        /**
5944         * URI for the desk dock "in" event sound.
5945         * @hide
5946         */
5947        public static final String DESK_DOCK_SOUND = "desk_dock_sound";
5948
5949        /**
5950         * URI for the desk dock "out" event sound.
5951         * @hide
5952         */
5953        public static final String DESK_UNDOCK_SOUND = "desk_undock_sound";
5954
5955        /**
5956         * Whether to play a sound for dock events.
5957         * @hide
5958         */
5959        public static final String DOCK_SOUNDS_ENABLED = "dock_sounds_enabled";
5960
5961        /**
5962         * URI for the "device locked" (keyguard shown) sound.
5963         * @hide
5964         */
5965        public static final String LOCK_SOUND = "lock_sound";
5966
5967        /**
5968         * URI for the "device unlocked" sound.
5969         * @hide
5970         */
5971        public static final String UNLOCK_SOUND = "unlock_sound";
5972
5973        /**
5974         * URI for the "device is trusted" sound, which is played when the device enters the trusted
5975         * state without unlocking.
5976         * @hide
5977         */
5978        public static final String TRUSTED_SOUND = "trusted_sound";
5979
5980        /**
5981         * URI for the low battery sound file.
5982         * @hide
5983         */
5984        public static final String LOW_BATTERY_SOUND = "low_battery_sound";
5985
5986        /**
5987         * Whether to play a sound for low-battery alerts.
5988         * @hide
5989         */
5990        public static final String POWER_SOUNDS_ENABLED = "power_sounds_enabled";
5991
5992        /**
5993         * URI for the "wireless charging started" sound.
5994         * @hide
5995         */
5996        public static final String WIRELESS_CHARGING_STARTED_SOUND =
5997                "wireless_charging_started_sound";
5998
5999        /**
6000         * Whether to play a sound for charging events.
6001         * @hide
6002         */
6003        public static final String CHARGING_SOUNDS_ENABLED = "charging_sounds_enabled";
6004
6005        /**
6006         * Whether we keep the device on while the device is plugged in.
6007         * Supported values are:
6008         * <ul>
6009         * <li>{@code 0} to never stay on while plugged in</li>
6010         * <li>{@link BatteryManager#BATTERY_PLUGGED_AC} to stay on for AC charger</li>
6011         * <li>{@link BatteryManager#BATTERY_PLUGGED_USB} to stay on for USB charger</li>
6012         * <li>{@link BatteryManager#BATTERY_PLUGGED_WIRELESS} to stay on for wireless charger</li>
6013         * </ul>
6014         * These values can be OR-ed together.
6015         */
6016        public static final String STAY_ON_WHILE_PLUGGED_IN = "stay_on_while_plugged_in";
6017
6018        /**
6019         * When the user has enable the option to have a "bug report" command
6020         * in the power menu.
6021         * @hide
6022         */
6023        public static final String BUGREPORT_IN_POWER_MENU = "bugreport_in_power_menu";
6024
6025        /**
6026         * Whether ADB is enabled.
6027         */
6028        public static final String ADB_ENABLED = "adb_enabled";
6029
6030        /**
6031         * Whether Views are allowed to save their attribute data.
6032         * @hide
6033         */
6034        public static final String DEBUG_VIEW_ATTRIBUTES = "debug_view_attributes";
6035
6036        /**
6037         * Whether assisted GPS should be enabled or not.
6038         * @hide
6039         */
6040        public static final String ASSISTED_GPS_ENABLED = "assisted_gps_enabled";
6041
6042        /**
6043         * Whether bluetooth is enabled/disabled
6044         * 0=disabled. 1=enabled.
6045         */
6046        public static final String BLUETOOTH_ON = "bluetooth_on";
6047
6048        /**
6049         * CDMA Cell Broadcast SMS
6050         *                            0 = CDMA Cell Broadcast SMS disabled
6051         *                            1 = CDMA Cell Broadcast SMS enabled
6052         * @hide
6053         */
6054        public static final String CDMA_CELL_BROADCAST_SMS =
6055                "cdma_cell_broadcast_sms";
6056
6057        /**
6058         * The CDMA roaming mode 0 = Home Networks, CDMA default
6059         *                       1 = Roaming on Affiliated networks
6060         *                       2 = Roaming on any networks
6061         * @hide
6062         */
6063        public static final String CDMA_ROAMING_MODE = "roaming_settings";
6064
6065        /**
6066         * The CDMA subscription mode 0 = RUIM/SIM (default)
6067         *                                1 = NV
6068         * @hide
6069         */
6070        public static final String CDMA_SUBSCRIPTION_MODE = "subscription_mode";
6071
6072        /** Inactivity timeout to track mobile data activity.
6073        *
6074        * If set to a positive integer, it indicates the inactivity timeout value in seconds to
6075        * infer the data activity of mobile network. After a period of no activity on mobile
6076        * networks with length specified by the timeout, an {@code ACTION_DATA_ACTIVITY_CHANGE}
6077        * intent is fired to indicate a transition of network status from "active" to "idle". Any
6078        * subsequent activity on mobile networks triggers the firing of {@code
6079        * ACTION_DATA_ACTIVITY_CHANGE} intent indicating transition from "idle" to "active".
6080        *
6081        * Network activity refers to transmitting or receiving data on the network interfaces.
6082        *
6083        * Tracking is disabled if set to zero or negative value.
6084        *
6085        * @hide
6086        */
6087       public static final String DATA_ACTIVITY_TIMEOUT_MOBILE = "data_activity_timeout_mobile";
6088
6089       /** Timeout to tracking Wifi data activity. Same as {@code DATA_ACTIVITY_TIMEOUT_MOBILE}
6090        * but for Wifi network.
6091        * @hide
6092        */
6093       public static final String DATA_ACTIVITY_TIMEOUT_WIFI = "data_activity_timeout_wifi";
6094
6095       /**
6096        * Whether or not data roaming is enabled. (0 = false, 1 = true)
6097        */
6098       public static final String DATA_ROAMING = "data_roaming";
6099
6100       /**
6101        * The value passed to a Mobile DataConnection via bringUp which defines the
6102        * number of retries to preform when setting up the initial connection. The default
6103        * value defined in DataConnectionTrackerBase#DEFAULT_MDC_INITIAL_RETRY is currently 1.
6104        * @hide
6105        */
6106       public static final String MDC_INITIAL_MAX_RETRY = "mdc_initial_max_retry";
6107
6108       /**
6109        * Whether user has enabled development settings.
6110        */
6111       public static final String DEVELOPMENT_SETTINGS_ENABLED = "development_settings_enabled";
6112
6113       /**
6114        * Whether the device has been provisioned (0 = false, 1 = true)
6115        */
6116       public static final String DEVICE_PROVISIONED = "device_provisioned";
6117
6118       /**
6119        * The saved value for WindowManagerService.setForcedDisplayDensity().
6120        * One integer in dpi.  If unset, then use the real display density.
6121        * @hide
6122        */
6123       public static final String DISPLAY_DENSITY_FORCED = "display_density_forced";
6124
6125       /**
6126        * The saved value for WindowManagerService.setForcedDisplaySize().
6127        * Two integers separated by a comma.  If unset, then use the real display size.
6128        * @hide
6129        */
6130       public static final String DISPLAY_SIZE_FORCED = "display_size_forced";
6131
6132       /**
6133        * The saved value for WindowManagerService.setForcedDisplayScalingMode().
6134        * 0 or unset if scaling is automatic, 1 if scaling is disabled.
6135        * @hide
6136        */
6137       public static final String DISPLAY_SCALING_FORCE = "display_scaling_force";
6138
6139       /**
6140        * The maximum size, in bytes, of a download that the download manager will transfer over
6141        * a non-wifi connection.
6142        * @hide
6143        */
6144       public static final String DOWNLOAD_MAX_BYTES_OVER_MOBILE =
6145               "download_manager_max_bytes_over_mobile";
6146
6147       /**
6148        * The recommended maximum size, in bytes, of a download that the download manager should
6149        * transfer over a non-wifi connection. Over this size, the use will be warned, but will
6150        * have the option to start the download over the mobile connection anyway.
6151        * @hide
6152        */
6153       public static final String DOWNLOAD_RECOMMENDED_MAX_BYTES_OVER_MOBILE =
6154               "download_manager_recommended_max_bytes_over_mobile";
6155
6156       /**
6157        * @deprecated Use {@link android.provider.Settings.Secure#INSTALL_NON_MARKET_APPS} instead
6158        */
6159       @Deprecated
6160       public static final String INSTALL_NON_MARKET_APPS = Secure.INSTALL_NON_MARKET_APPS;
6161
6162       /**
6163        * Whether HDMI control shall be enabled. If disabled, no CEC/MHL command will be
6164        * sent or processed. (0 = false, 1 = true)
6165        * @hide
6166        */
6167       public static final String HDMI_CONTROL_ENABLED = "hdmi_control_enabled";
6168
6169       /**
6170        * Whether HDMI system audio is enabled. If enabled, TV internal speaker is muted,
6171        * and the output is redirected to AV Receiver connected via
6172        * {@Global#HDMI_SYSTEM_AUDIO_OUTPUT}.
6173        * @hide
6174        */
6175       public static final String HDMI_SYSTEM_AUDIO_ENABLED = "hdmi_system_audio_enabled";
6176
6177       /**
6178        * Whether TV will automatically turn on upon reception of the CEC command
6179        * &lt;Text View On&gt; or &lt;Image View On&gt;. (0 = false, 1 = true)
6180        * @hide
6181        */
6182       public static final String HDMI_CONTROL_AUTO_WAKEUP_ENABLED =
6183               "hdmi_control_auto_wakeup_enabled";
6184
6185       /**
6186        * Whether TV will also turn off other CEC devices when it goes to standby mode.
6187        * (0 = false, 1 = true)
6188        * @hide
6189        */
6190       public static final String HDMI_CONTROL_AUTO_DEVICE_OFF_ENABLED =
6191               "hdmi_control_auto_device_off_enabled";
6192
6193       /**
6194        * Whether to use the DHCP client from Lollipop and earlier instead of the newer Android DHCP
6195        * client.
6196        * (0 = false, 1 = true)
6197        * @hide
6198        */
6199       public static final String LEGACY_DHCP_CLIENT = "legacy_dhcp_client";
6200
6201       /**
6202        * Whether TV will switch to MHL port when a mobile device is plugged in.
6203        * (0 = false, 1 = true)
6204        * @hide
6205        */
6206       public static final String MHL_INPUT_SWITCHING_ENABLED = "mhl_input_switching_enabled";
6207
6208       /**
6209        * Whether TV will charge the mobile device connected at MHL port. (0 = false, 1 = true)
6210        * @hide
6211        */
6212       public static final String MHL_POWER_CHARGE_ENABLED = "mhl_power_charge_enabled";
6213
6214       /**
6215        * Whether mobile data connections are allowed by the user.  See
6216        * ConnectivityManager for more info.
6217        * @hide
6218        */
6219       public static final String MOBILE_DATA = "mobile_data";
6220
6221       /**
6222        * Whether the mobile data connection should remain active even when higher
6223        * priority networks like WiFi are active, to help make network switching faster.
6224        *
6225        * See ConnectivityService for more info.
6226        *
6227        * (0 = disabled, 1 = enabled)
6228        * @hide
6229        */
6230       public static final String MOBILE_DATA_ALWAYS_ON = "mobile_data_always_on";
6231
6232       /** {@hide} */
6233       public static final String NETSTATS_ENABLED = "netstats_enabled";
6234       /** {@hide} */
6235       public static final String NETSTATS_POLL_INTERVAL = "netstats_poll_interval";
6236       /** {@hide} */
6237       public static final String NETSTATS_TIME_CACHE_MAX_AGE = "netstats_time_cache_max_age";
6238       /** {@hide} */
6239       public static final String NETSTATS_GLOBAL_ALERT_BYTES = "netstats_global_alert_bytes";
6240       /** {@hide} */
6241       public static final String NETSTATS_SAMPLE_ENABLED = "netstats_sample_enabled";
6242
6243       /** {@hide} */
6244       public static final String NETSTATS_DEV_BUCKET_DURATION = "netstats_dev_bucket_duration";
6245       /** {@hide} */
6246       public static final String NETSTATS_DEV_PERSIST_BYTES = "netstats_dev_persist_bytes";
6247       /** {@hide} */
6248       public static final String NETSTATS_DEV_ROTATE_AGE = "netstats_dev_rotate_age";
6249       /** {@hide} */
6250       public static final String NETSTATS_DEV_DELETE_AGE = "netstats_dev_delete_age";
6251
6252       /** {@hide} */
6253       public static final String NETSTATS_UID_BUCKET_DURATION = "netstats_uid_bucket_duration";
6254       /** {@hide} */
6255       public static final String NETSTATS_UID_PERSIST_BYTES = "netstats_uid_persist_bytes";
6256       /** {@hide} */
6257       public static final String NETSTATS_UID_ROTATE_AGE = "netstats_uid_rotate_age";
6258       /** {@hide} */
6259       public static final String NETSTATS_UID_DELETE_AGE = "netstats_uid_delete_age";
6260
6261       /** {@hide} */
6262       public static final String NETSTATS_UID_TAG_BUCKET_DURATION = "netstats_uid_tag_bucket_duration";
6263       /** {@hide} */
6264       public static final String NETSTATS_UID_TAG_PERSIST_BYTES = "netstats_uid_tag_persist_bytes";
6265       /** {@hide} */
6266       public static final String NETSTATS_UID_TAG_ROTATE_AGE = "netstats_uid_tag_rotate_age";
6267       /** {@hide} */
6268       public static final String NETSTATS_UID_TAG_DELETE_AGE = "netstats_uid_tag_delete_age";
6269
6270       /**
6271        * User preference for which network(s) should be used. Only the
6272        * connectivity service should touch this.
6273        */
6274       public static final String NETWORK_PREFERENCE = "network_preference";
6275
6276       /**
6277        * Which package name to use for network scoring. If null, or if the package is not a valid
6278        * scorer app, external network scores will neither be requested nor accepted.
6279        * @hide
6280        */
6281       public static final String NETWORK_SCORER_APP = "network_scorer_app";
6282
6283       /**
6284        * If the NITZ_UPDATE_DIFF time is exceeded then an automatic adjustment
6285        * to SystemClock will be allowed even if NITZ_UPDATE_SPACING has not been
6286        * exceeded.
6287        * @hide
6288        */
6289       public static final String NITZ_UPDATE_DIFF = "nitz_update_diff";
6290
6291       /**
6292        * The length of time in milli-seconds that automatic small adjustments to
6293        * SystemClock are ignored if NITZ_UPDATE_DIFF is not exceeded.
6294        * @hide
6295        */
6296       public static final String NITZ_UPDATE_SPACING = "nitz_update_spacing";
6297
6298       /** Preferred NTP server. {@hide} */
6299       public static final String NTP_SERVER = "ntp_server";
6300       /** Timeout in milliseconds to wait for NTP server. {@hide} */
6301       public static final String NTP_TIMEOUT = "ntp_timeout";
6302
6303       /**
6304        * Whether the package manager should send package verification broadcasts for verifiers to
6305        * review apps prior to installation.
6306        * 1 = request apps to be verified prior to installation, if a verifier exists.
6307        * 0 = do not verify apps before installation
6308        * @hide
6309        */
6310       public static final String PACKAGE_VERIFIER_ENABLE = "package_verifier_enable";
6311
6312       /** Timeout for package verification.
6313        * @hide */
6314       public static final String PACKAGE_VERIFIER_TIMEOUT = "verifier_timeout";
6315
6316       /** Default response code for package verification.
6317        * @hide */
6318       public static final String PACKAGE_VERIFIER_DEFAULT_RESPONSE = "verifier_default_response";
6319
6320       /**
6321        * Show package verification setting in the Settings app.
6322        * 1 = show (default)
6323        * 0 = hide
6324        * @hide
6325        */
6326       public static final String PACKAGE_VERIFIER_SETTING_VISIBLE = "verifier_setting_visible";
6327
6328       /**
6329        * Run package verification on apps installed through ADB/ADT/USB
6330        * 1 = perform package verification on ADB installs (default)
6331        * 0 = bypass package verification on ADB installs
6332        * @hide
6333        */
6334       public static final String PACKAGE_VERIFIER_INCLUDE_ADB = "verifier_verify_adb_installs";
6335
6336       /**
6337        * Time since last fstrim (milliseconds) after which we force one to happen
6338        * during device startup.  If unset, the default is 3 days.
6339        * @hide
6340        */
6341       public static final String FSTRIM_MANDATORY_INTERVAL = "fstrim_mandatory_interval";
6342
6343       /**
6344        * The interval in milliseconds at which to check packet counts on the
6345        * mobile data interface when screen is on, to detect possible data
6346        * connection problems.
6347        * @hide
6348        */
6349       public static final String PDP_WATCHDOG_POLL_INTERVAL_MS =
6350               "pdp_watchdog_poll_interval_ms";
6351
6352       /**
6353        * The interval in milliseconds at which to check packet counts on the
6354        * mobile data interface when screen is off, to detect possible data
6355        * connection problems.
6356        * @hide
6357        */
6358       public static final String PDP_WATCHDOG_LONG_POLL_INTERVAL_MS =
6359               "pdp_watchdog_long_poll_interval_ms";
6360
6361       /**
6362        * The interval in milliseconds at which to check packet counts on the
6363        * mobile data interface after {@link #PDP_WATCHDOG_TRIGGER_PACKET_COUNT}
6364        * outgoing packets has been reached without incoming packets.
6365        * @hide
6366        */
6367       public static final String PDP_WATCHDOG_ERROR_POLL_INTERVAL_MS =
6368               "pdp_watchdog_error_poll_interval_ms";
6369
6370       /**
6371        * The number of outgoing packets sent without seeing an incoming packet
6372        * that triggers a countdown (of {@link #PDP_WATCHDOG_ERROR_POLL_COUNT}
6373        * device is logged to the event log
6374        * @hide
6375        */
6376       public static final String PDP_WATCHDOG_TRIGGER_PACKET_COUNT =
6377               "pdp_watchdog_trigger_packet_count";
6378
6379       /**
6380        * The number of polls to perform (at {@link #PDP_WATCHDOG_ERROR_POLL_INTERVAL_MS})
6381        * after hitting {@link #PDP_WATCHDOG_TRIGGER_PACKET_COUNT} before
6382        * attempting data connection recovery.
6383        * @hide
6384        */
6385       public static final String PDP_WATCHDOG_ERROR_POLL_COUNT =
6386               "pdp_watchdog_error_poll_count";
6387
6388       /**
6389        * The number of failed PDP reset attempts before moving to something more
6390        * drastic: re-registering to the network.
6391        * @hide
6392        */
6393       public static final String PDP_WATCHDOG_MAX_PDP_RESET_FAIL_COUNT =
6394               "pdp_watchdog_max_pdp_reset_fail_count";
6395
6396       /**
6397        * A positive value indicates how often the SamplingProfiler
6398        * should take snapshots. Zero value means SamplingProfiler
6399        * is disabled.
6400        *
6401        * @hide
6402        */
6403       public static final String SAMPLING_PROFILER_MS = "sampling_profiler_ms";
6404
6405       /**
6406        * URL to open browser on to allow user to manage a prepay account
6407        * @hide
6408        */
6409       public static final String SETUP_PREPAID_DATA_SERVICE_URL =
6410               "setup_prepaid_data_service_url";
6411
6412       /**
6413        * URL to attempt a GET on to see if this is a prepay device
6414        * @hide
6415        */
6416       public static final String SETUP_PREPAID_DETECTION_TARGET_URL =
6417               "setup_prepaid_detection_target_url";
6418
6419       /**
6420        * Host to check for a redirect to after an attempt to GET
6421        * SETUP_PREPAID_DETECTION_TARGET_URL. (If we redirected there,
6422        * this is a prepaid device with zero balance.)
6423        * @hide
6424        */
6425       public static final String SETUP_PREPAID_DETECTION_REDIR_HOST =
6426               "setup_prepaid_detection_redir_host";
6427
6428       /**
6429        * The interval in milliseconds at which to check the number of SMS sent out without asking
6430        * for use permit, to limit the un-authorized SMS usage.
6431        *
6432        * @hide
6433        */
6434       public static final String SMS_OUTGOING_CHECK_INTERVAL_MS =
6435               "sms_outgoing_check_interval_ms";
6436
6437       /**
6438        * The number of outgoing SMS sent without asking for user permit (of {@link
6439        * #SMS_OUTGOING_CHECK_INTERVAL_MS}
6440        *
6441        * @hide
6442        */
6443       public static final String SMS_OUTGOING_CHECK_MAX_COUNT =
6444               "sms_outgoing_check_max_count";
6445
6446       /**
6447        * Used to disable SMS short code confirmation - defaults to true.
6448        * True indcates we will do the check, etc.  Set to false to disable.
6449        * @see com.android.internal.telephony.SmsUsageMonitor
6450        * @hide
6451        */
6452       public static final String SMS_SHORT_CODE_CONFIRMATION = "sms_short_code_confirmation";
6453
6454        /**
6455         * Used to select which country we use to determine premium sms codes.
6456         * One of com.android.internal.telephony.SMSDispatcher.PREMIUM_RULE_USE_SIM,
6457         * com.android.internal.telephony.SMSDispatcher.PREMIUM_RULE_USE_NETWORK,
6458         * or com.android.internal.telephony.SMSDispatcher.PREMIUM_RULE_USE_BOTH.
6459         * @hide
6460         */
6461        public static final String SMS_SHORT_CODE_RULE = "sms_short_code_rule";
6462
6463       /**
6464        * Used to select TCP's default initial receiver window size in segments - defaults to a build config value
6465        * @hide
6466        */
6467       public static final String TCP_DEFAULT_INIT_RWND = "tcp_default_init_rwnd";
6468
6469       /**
6470        * Used to disable Tethering on a device - defaults to true
6471        * @hide
6472        */
6473       public static final String TETHER_SUPPORTED = "tether_supported";
6474
6475       /**
6476        * Used to require DUN APN on the device or not - defaults to a build config value
6477        * which defaults to false
6478        * @hide
6479        */
6480       public static final String TETHER_DUN_REQUIRED = "tether_dun_required";
6481
6482       /**
6483        * Used to hold a gservices-provisioned apn value for DUN.  If set, or the
6484        * corresponding build config values are set it will override the APN DB
6485        * values.
6486        * Consists of a comma seperated list of strings:
6487        * "name,apn,proxy,port,username,password,server,mmsc,mmsproxy,mmsport,mcc,mnc,auth,type"
6488        * note that empty fields can be ommitted: "name,apn,,,,,,,,,310,260,,DUN"
6489        * @hide
6490        */
6491       public static final String TETHER_DUN_APN = "tether_dun_apn";
6492
6493       /**
6494        * USB Mass Storage Enabled
6495        */
6496       public static final String USB_MASS_STORAGE_ENABLED = "usb_mass_storage_enabled";
6497
6498       /**
6499        * If this setting is set (to anything), then all references
6500        * to Gmail on the device must change to Google Mail.
6501        */
6502       public static final String USE_GOOGLE_MAIL = "use_google_mail";
6503
6504        /**
6505         * Webview Data reduction proxy key.
6506         * @hide
6507         */
6508        public static final String WEBVIEW_DATA_REDUCTION_PROXY_KEY =
6509                "webview_data_reduction_proxy_key";
6510
6511       /**
6512        * Whether Wifi display is enabled/disabled
6513        * 0=disabled. 1=enabled.
6514        * @hide
6515        */
6516       public static final String WIFI_DISPLAY_ON = "wifi_display_on";
6517
6518       /**
6519        * Whether Wifi display certification mode is enabled/disabled
6520        * 0=disabled. 1=enabled.
6521        * @hide
6522        */
6523       public static final String WIFI_DISPLAY_CERTIFICATION_ON =
6524               "wifi_display_certification_on";
6525
6526       /**
6527        * WPS Configuration method used by Wifi display, this setting only
6528        * takes effect when WIFI_DISPLAY_CERTIFICATION_ON is 1 (enabled).
6529        *
6530        * Possible values are:
6531        *
6532        * WpsInfo.INVALID: use default WPS method chosen by framework
6533        * WpsInfo.PBC    : use Push button
6534        * WpsInfo.KEYPAD : use Keypad
6535        * WpsInfo.DISPLAY: use Display
6536        * @hide
6537        */
6538       public static final String WIFI_DISPLAY_WPS_CONFIG =
6539           "wifi_display_wps_config";
6540
6541       /**
6542        * Whether to notify the user of open networks.
6543        * <p>
6544        * If not connected and the scan results have an open network, we will
6545        * put this notification up. If we attempt to connect to a network or
6546        * the open network(s) disappear, we remove the notification. When we
6547        * show the notification, we will not show it again for
6548        * {@link android.provider.Settings.Secure#WIFI_NETWORKS_AVAILABLE_REPEAT_DELAY} time.
6549        */
6550       public static final String WIFI_NETWORKS_AVAILABLE_NOTIFICATION_ON =
6551               "wifi_networks_available_notification_on";
6552       /**
6553        * {@hide}
6554        */
6555       public static final String WIMAX_NETWORKS_AVAILABLE_NOTIFICATION_ON =
6556               "wimax_networks_available_notification_on";
6557
6558       /**
6559        * Delay (in seconds) before repeating the Wi-Fi networks available notification.
6560        * Connecting to a network will reset the timer.
6561        */
6562       public static final String WIFI_NETWORKS_AVAILABLE_REPEAT_DELAY =
6563               "wifi_networks_available_repeat_delay";
6564
6565       /**
6566        * 802.11 country code in ISO 3166 format
6567        * @hide
6568        */
6569       public static final String WIFI_COUNTRY_CODE = "wifi_country_code";
6570
6571       /**
6572        * The interval in milliseconds to issue wake up scans when wifi needs
6573        * to connect. This is necessary to connect to an access point when
6574        * device is on the move and the screen is off.
6575        * @hide
6576        */
6577       public static final String WIFI_FRAMEWORK_SCAN_INTERVAL_MS =
6578               "wifi_framework_scan_interval_ms";
6579
6580       /**
6581        * The interval in milliseconds after which Wi-Fi is considered idle.
6582        * When idle, it is possible for the device to be switched from Wi-Fi to
6583        * the mobile data network.
6584        * @hide
6585        */
6586       public static final String WIFI_IDLE_MS = "wifi_idle_ms";
6587
6588       /**
6589        * When the number of open networks exceeds this number, the
6590        * least-recently-used excess networks will be removed.
6591        */
6592       public static final String WIFI_NUM_OPEN_NETWORKS_KEPT = "wifi_num_open_networks_kept";
6593
6594       /**
6595        * Whether the Wi-Fi should be on.  Only the Wi-Fi service should touch this.
6596        */
6597       public static final String WIFI_ON = "wifi_on";
6598
6599       /**
6600        * Setting to allow scans to be enabled even wifi is turned off for connectivity.
6601        * @hide
6602        */
6603       public static final String WIFI_SCAN_ALWAYS_AVAILABLE =
6604                "wifi_scan_always_enabled";
6605
6606       /**
6607        * Settings to allow BLE scans to be enabled even when Bluetooth is turned off for
6608        * connectivity.
6609        * @hide
6610        */
6611       public static final String BLE_SCAN_ALWAYS_AVAILABLE =
6612               "ble_scan_always_enabled";
6613
6614       /**
6615        * Used to save the Wifi_ON state prior to tethering.
6616        * This state will be checked to restore Wifi after
6617        * the user turns off tethering.
6618        *
6619        * @hide
6620        */
6621       public static final String WIFI_SAVED_STATE = "wifi_saved_state";
6622
6623       /**
6624        * The interval in milliseconds to scan as used by the wifi supplicant
6625        * @hide
6626        */
6627       public static final String WIFI_SUPPLICANT_SCAN_INTERVAL_MS =
6628               "wifi_supplicant_scan_interval_ms";
6629
6630        /**
6631         * whether frameworks handles wifi auto-join
6632         * @hide
6633         */
6634       public static final String WIFI_ENHANCED_AUTO_JOIN =
6635                "wifi_enhanced_auto_join";
6636
6637        /**
6638         * whether settings show RSSI
6639         * @hide
6640         */
6641        public static final String WIFI_NETWORK_SHOW_RSSI =
6642                "wifi_network_show_rssi";
6643
6644        /**
6645        * The interval in milliseconds to scan at supplicant when p2p is connected
6646        * @hide
6647        */
6648       public static final String WIFI_SCAN_INTERVAL_WHEN_P2P_CONNECTED_MS =
6649               "wifi_scan_interval_p2p_connected_ms";
6650
6651       /**
6652        * Whether the Wi-Fi watchdog is enabled.
6653        */
6654       public static final String WIFI_WATCHDOG_ON = "wifi_watchdog_on";
6655
6656       /**
6657        * Setting to turn off poor network avoidance on Wi-Fi. Feature is enabled by default and
6658        * the setting needs to be set to 0 to disable it.
6659        * @hide
6660        */
6661       public static final String WIFI_WATCHDOG_POOR_NETWORK_TEST_ENABLED =
6662               "wifi_watchdog_poor_network_test_enabled";
6663
6664       /**
6665        * Setting to turn on suspend optimizations at screen off on Wi-Fi. Enabled by default and
6666        * needs to be set to 0 to disable it.
6667        * @hide
6668        */
6669       public static final String WIFI_SUSPEND_OPTIMIZATIONS_ENABLED =
6670               "wifi_suspend_optimizations_enabled";
6671
6672       /**
6673        * The maximum number of times we will retry a connection to an access
6674        * point for which we have failed in acquiring an IP address from DHCP.
6675        * A value of N means that we will make N+1 connection attempts in all.
6676        */
6677       public static final String WIFI_MAX_DHCP_RETRY_COUNT = "wifi_max_dhcp_retry_count";
6678
6679       /**
6680        * Maximum amount of time in milliseconds to hold a wakelock while waiting for mobile
6681        * data connectivity to be established after a disconnect from Wi-Fi.
6682        */
6683       public static final String WIFI_MOBILE_DATA_TRANSITION_WAKELOCK_TIMEOUT_MS =
6684           "wifi_mobile_data_transition_wakelock_timeout_ms";
6685
6686       /**
6687        * The operational wifi frequency band
6688        * Set to one of {@link WifiManager#WIFI_FREQUENCY_BAND_AUTO},
6689        * {@link WifiManager#WIFI_FREQUENCY_BAND_5GHZ} or
6690        * {@link WifiManager#WIFI_FREQUENCY_BAND_2GHZ}
6691        *
6692        * @hide
6693        */
6694       public static final String WIFI_FREQUENCY_BAND = "wifi_frequency_band";
6695
6696       /**
6697        * The Wi-Fi peer-to-peer device name
6698        * @hide
6699        */
6700       public static final String WIFI_P2P_DEVICE_NAME = "wifi_p2p_device_name";
6701
6702       /**
6703        * The min time between wifi disable and wifi enable
6704        * @hide
6705        */
6706       public static final String WIFI_REENABLE_DELAY_MS = "wifi_reenable_delay";
6707
6708       /**
6709        * Timeout for ephemeral networks when all known BSSIDs go out of range. We will disconnect
6710        * from an ephemeral network if there is no BSSID for that network with a non-null score that
6711        * has been seen in this time period.
6712        *
6713        * If this is less than or equal to zero, we use a more conservative behavior and only check
6714        * for a non-null score from the currently connected or target BSSID.
6715        * @hide
6716        */
6717       public static final String WIFI_EPHEMERAL_OUT_OF_RANGE_TIMEOUT_MS =
6718               "wifi_ephemeral_out_of_range_timeout_ms";
6719
6720       /**
6721        * The number of milliseconds to delay when checking for data stalls during
6722        * non-aggressive detection. (screen is turned off.)
6723        * @hide
6724        */
6725       public static final String DATA_STALL_ALARM_NON_AGGRESSIVE_DELAY_IN_MS =
6726               "data_stall_alarm_non_aggressive_delay_in_ms";
6727
6728       /**
6729        * The number of milliseconds to delay when checking for data stalls during
6730        * aggressive detection. (screen on or suspected data stall)
6731        * @hide
6732        */
6733       public static final String DATA_STALL_ALARM_AGGRESSIVE_DELAY_IN_MS =
6734               "data_stall_alarm_aggressive_delay_in_ms";
6735
6736       /**
6737        * The number of milliseconds to allow the provisioning apn to remain active
6738        * @hide
6739        */
6740       public static final String PROVISIONING_APN_ALARM_DELAY_IN_MS =
6741               "provisioning_apn_alarm_delay_in_ms";
6742
6743       /**
6744        * The interval in milliseconds at which to check gprs registration
6745        * after the first registration mismatch of gprs and voice service,
6746        * to detect possible data network registration problems.
6747        *
6748        * @hide
6749        */
6750       public static final String GPRS_REGISTER_CHECK_PERIOD_MS =
6751               "gprs_register_check_period_ms";
6752
6753       /**
6754        * Nonzero causes Log.wtf() to crash.
6755        * @hide
6756        */
6757       public static final String WTF_IS_FATAL = "wtf_is_fatal";
6758
6759       /**
6760        * Ringer mode. This is used internally, changing this value will not
6761        * change the ringer mode. See AudioManager.
6762        */
6763       public static final String MODE_RINGER = "mode_ringer";
6764
6765       /**
6766        * Overlay display devices setting.
6767        * The associated value is a specially formatted string that describes the
6768        * size and density of simulated secondary display devices.
6769        * <p>
6770        * Format: {width}x{height}/{dpi};...
6771        * </p><p>
6772        * Example:
6773        * <ul>
6774        * <li><code>1280x720/213</code>: make one overlay that is 1280x720 at 213dpi.</li>
6775        * <li><code>1920x1080/320;1280x720/213</code>: make two overlays, the first
6776        * at 1080p and the second at 720p.</li>
6777        * <li>If the value is empty, then no overlay display devices are created.</li>
6778        * </ul></p>
6779        *
6780        * @hide
6781        */
6782       public static final String OVERLAY_DISPLAY_DEVICES = "overlay_display_devices";
6783
6784        /**
6785         * Threshold values for the duration and level of a discharge cycle,
6786         * under which we log discharge cycle info.
6787         *
6788         * @hide
6789         */
6790        public static final String
6791                BATTERY_DISCHARGE_DURATION_THRESHOLD = "battery_discharge_duration_threshold";
6792
6793        /** @hide */
6794        public static final String BATTERY_DISCHARGE_THRESHOLD = "battery_discharge_threshold";
6795
6796        /**
6797         * Flag for allowing ActivityManagerService to send ACTION_APP_ERROR
6798         * intents on application crashes and ANRs. If this is disabled, the
6799         * crash/ANR dialog will never display the "Report" button.
6800         * <p>
6801         * Type: int (0 = disallow, 1 = allow)
6802         *
6803         * @hide
6804         */
6805        public static final String SEND_ACTION_APP_ERROR = "send_action_app_error";
6806
6807        /**
6808         * Maximum age of entries kept by {@link DropBoxManager}.
6809         *
6810         * @hide
6811         */
6812        public static final String DROPBOX_AGE_SECONDS = "dropbox_age_seconds";
6813
6814        /**
6815         * Maximum number of entry files which {@link DropBoxManager} will keep
6816         * around.
6817         *
6818         * @hide
6819         */
6820        public static final String DROPBOX_MAX_FILES = "dropbox_max_files";
6821
6822        /**
6823         * Maximum amount of disk space used by {@link DropBoxManager} no matter
6824         * what.
6825         *
6826         * @hide
6827         */
6828        public static final String DROPBOX_QUOTA_KB = "dropbox_quota_kb";
6829
6830        /**
6831         * Percent of free disk (excluding reserve) which {@link DropBoxManager}
6832         * will use.
6833         *
6834         * @hide
6835         */
6836        public static final String DROPBOX_QUOTA_PERCENT = "dropbox_quota_percent";
6837
6838        /**
6839         * Percent of total disk which {@link DropBoxManager} will never dip
6840         * into.
6841         *
6842         * @hide
6843         */
6844        public static final String DROPBOX_RESERVE_PERCENT = "dropbox_reserve_percent";
6845
6846        /**
6847         * Prefix for per-tag dropbox disable/enable settings.
6848         *
6849         * @hide
6850         */
6851        public static final String DROPBOX_TAG_PREFIX = "dropbox:";
6852
6853        /**
6854         * Lines of logcat to include with system crash/ANR/etc. reports, as a
6855         * prefix of the dropbox tag of the report type. For example,
6856         * "logcat_for_system_server_anr" controls the lines of logcat captured
6857         * with system server ANR reports. 0 to disable.
6858         *
6859         * @hide
6860         */
6861        public static final String ERROR_LOGCAT_PREFIX = "logcat_for_";
6862
6863        /**
6864         * The interval in minutes after which the amount of free storage left
6865         * on the device is logged to the event log
6866         *
6867         * @hide
6868         */
6869        public static final String SYS_FREE_STORAGE_LOG_INTERVAL = "sys_free_storage_log_interval";
6870
6871        /**
6872         * Threshold for the amount of change in disk free space required to
6873         * report the amount of free space. Used to prevent spamming the logs
6874         * when the disk free space isn't changing frequently.
6875         *
6876         * @hide
6877         */
6878        public static final String
6879                DISK_FREE_CHANGE_REPORTING_THRESHOLD = "disk_free_change_reporting_threshold";
6880
6881        /**
6882         * Minimum percentage of free storage on the device that is used to
6883         * determine if the device is running low on storage. The default is 10.
6884         * <p>
6885         * Say this value is set to 10, the device is considered running low on
6886         * storage if 90% or more of the device storage is filled up.
6887         *
6888         * @hide
6889         */
6890        public static final String
6891                SYS_STORAGE_THRESHOLD_PERCENTAGE = "sys_storage_threshold_percentage";
6892
6893        /**
6894         * Maximum byte size of the low storage threshold. This is to ensure
6895         * that {@link #SYS_STORAGE_THRESHOLD_PERCENTAGE} does not result in an
6896         * overly large threshold for large storage devices. Currently this must
6897         * be less than 2GB. This default is 500MB.
6898         *
6899         * @hide
6900         */
6901        public static final String
6902                SYS_STORAGE_THRESHOLD_MAX_BYTES = "sys_storage_threshold_max_bytes";
6903
6904        /**
6905         * Minimum bytes of free storage on the device before the data partition
6906         * is considered full. By default, 1 MB is reserved to avoid system-wide
6907         * SQLite disk full exceptions.
6908         *
6909         * @hide
6910         */
6911        public static final String
6912                SYS_STORAGE_FULL_THRESHOLD_BYTES = "sys_storage_full_threshold_bytes";
6913
6914        /**
6915         * The maximum reconnect delay for short network outages or when the
6916         * network is suspended due to phone use.
6917         *
6918         * @hide
6919         */
6920        public static final String
6921                SYNC_MAX_RETRY_DELAY_IN_SECONDS = "sync_max_retry_delay_in_seconds";
6922
6923        /**
6924         * The number of milliseconds to delay before sending out
6925         * {@link ConnectivityManager#CONNECTIVITY_ACTION} broadcasts. Ignored.
6926         *
6927         * @hide
6928         */
6929        public static final String CONNECTIVITY_CHANGE_DELAY = "connectivity_change_delay";
6930
6931
6932        /**
6933         * Network sampling interval, in seconds. We'll generate link information
6934         * about bytes/packets sent and error rates based on data sampled in this interval
6935         *
6936         * @hide
6937         */
6938
6939        public static final String CONNECTIVITY_SAMPLING_INTERVAL_IN_SECONDS =
6940                "connectivity_sampling_interval_in_seconds";
6941
6942        /**
6943         * The series of successively longer delays used in retrying to download PAC file.
6944         * Last delay is used between successful PAC downloads.
6945         *
6946         * @hide
6947         */
6948        public static final String PAC_CHANGE_DELAY = "pac_change_delay";
6949
6950        /**
6951         * Setting to turn off captive portal detection. Feature is enabled by
6952         * default and the setting needs to be set to 0 to disable it.
6953         *
6954         * @hide
6955         */
6956        public static final String
6957                CAPTIVE_PORTAL_DETECTION_ENABLED = "captive_portal_detection_enabled";
6958
6959        /**
6960         * The server used for captive portal detection upon a new conection. A
6961         * 204 response code from the server is used for validation.
6962         *
6963         * @hide
6964         */
6965        public static final String CAPTIVE_PORTAL_SERVER = "captive_portal_server";
6966
6967        /**
6968         * Whether network service discovery is enabled.
6969         *
6970         * @hide
6971         */
6972        public static final String NSD_ON = "nsd_on";
6973
6974        /**
6975         * Let user pick default install location.
6976         *
6977         * @hide
6978         */
6979        public static final String SET_INSTALL_LOCATION = "set_install_location";
6980
6981        /**
6982         * Default install location value.
6983         * 0 = auto, let system decide
6984         * 1 = internal
6985         * 2 = sdcard
6986         * @hide
6987         */
6988        public static final String DEFAULT_INSTALL_LOCATION = "default_install_location";
6989
6990        /**
6991         * ms during which to consume extra events related to Inet connection
6992         * condition after a transtion to fully-connected
6993         *
6994         * @hide
6995         */
6996        public static final String
6997                INET_CONDITION_DEBOUNCE_UP_DELAY = "inet_condition_debounce_up_delay";
6998
6999        /**
7000         * ms during which to consume extra events related to Inet connection
7001         * condtion after a transtion to partly-connected
7002         *
7003         * @hide
7004         */
7005        public static final String
7006                INET_CONDITION_DEBOUNCE_DOWN_DELAY = "inet_condition_debounce_down_delay";
7007
7008        /** {@hide} */
7009        public static final String
7010                READ_EXTERNAL_STORAGE_ENFORCED_DEFAULT = "read_external_storage_enforced_default";
7011
7012        /**
7013         * Host name and port for global http proxy. Uses ':' seperator for
7014         * between host and port.
7015         */
7016        public static final String HTTP_PROXY = "http_proxy";
7017
7018        /**
7019         * Host name for global http proxy. Set via ConnectivityManager.
7020         *
7021         * @hide
7022         */
7023        public static final String GLOBAL_HTTP_PROXY_HOST = "global_http_proxy_host";
7024
7025        /**
7026         * Integer host port for global http proxy. Set via ConnectivityManager.
7027         *
7028         * @hide
7029         */
7030        public static final String GLOBAL_HTTP_PROXY_PORT = "global_http_proxy_port";
7031
7032        /**
7033         * Exclusion list for global proxy. This string contains a list of
7034         * comma-separated domains where the global proxy does not apply.
7035         * Domains should be listed in a comma- separated list. Example of
7036         * acceptable formats: ".domain1.com,my.domain2.com" Use
7037         * ConnectivityManager to set/get.
7038         *
7039         * @hide
7040         */
7041        public static final String
7042                GLOBAL_HTTP_PROXY_EXCLUSION_LIST = "global_http_proxy_exclusion_list";
7043
7044        /**
7045         * The location PAC File for the proxy.
7046         * @hide
7047         */
7048        public static final String
7049                GLOBAL_HTTP_PROXY_PAC = "global_proxy_pac_url";
7050
7051        /**
7052         * Enables the UI setting to allow the user to specify the global HTTP
7053         * proxy and associated exclusion list.
7054         *
7055         * @hide
7056         */
7057        public static final String SET_GLOBAL_HTTP_PROXY = "set_global_http_proxy";
7058
7059        /**
7060         * Setting for default DNS in case nobody suggests one
7061         *
7062         * @hide
7063         */
7064        public static final String DEFAULT_DNS_SERVER = "default_dns_server";
7065
7066        /** {@hide} */
7067        public static final String
7068                BLUETOOTH_HEADSET_PRIORITY_PREFIX = "bluetooth_headset_priority_";
7069        /** {@hide} */
7070        public static final String
7071                BLUETOOTH_A2DP_SINK_PRIORITY_PREFIX = "bluetooth_a2dp_sink_priority_";
7072        /** {@hide} */
7073        public static final String
7074                BLUETOOTH_INPUT_DEVICE_PRIORITY_PREFIX = "bluetooth_input_device_priority_";
7075        /** {@hide} */
7076        public static final String
7077                BLUETOOTH_MAP_PRIORITY_PREFIX = "bluetooth_map_priority_";
7078        /** {@hide} */
7079        public static final String
7080                BLUETOOTH_SAP_PRIORITY_PREFIX = "bluetooth_sap_priority_";
7081
7082        /**
7083         * Device Idle (Doze) specific settings.
7084         * This is encoded as a key=value list, separated by commas. Ex:
7085         *
7086         * "inactive_timeout=60000,sensing_timeout=400000"
7087         *
7088         * The following keys are supported:
7089         *
7090         * <pre>
7091         * inactive_to                      (long)
7092         * sensing_to                       (long)
7093         * motion_inactive_to               (long)
7094         * idle_after_inactive_to           (long)
7095         * idle_pending_to                  (long)
7096         * max_idle_pending_to              (long)
7097         * idle_pending_factor              (float)
7098         * idle_to                          (long)
7099         * max_idle_to                      (long)
7100         * idle_factor                      (float)
7101         * min_time_to_alarm                (long)
7102         * max_temp_app_whitelist_duration  (long)
7103         * </pre>
7104         *
7105         * <p>
7106         * Type: string
7107         * @hide
7108         * @see com.android.server.DeviceIdleController.Constants
7109         */
7110        public static final String DEVICE_IDLE_CONSTANTS = "device_idle_constants";
7111
7112        /**
7113         * App standby (app idle) specific settings.
7114         * This is encoded as a key=value list, separated by commas. Ex:
7115         *
7116         * "idle_duration=5000,parole_interval=4500"
7117         *
7118         * The following keys are supported:
7119         *
7120         * <pre>
7121         * idle_duration        (long)
7122         * wallclock_threshold  (long)
7123         * parole_interval      (long)
7124         * parole_duration      (long)
7125         * </pre>
7126         *
7127         * <p>
7128         * Type: string
7129         * @hide
7130         * @see com.android.server.usage.UsageStatsService.SettingsObserver
7131         */
7132        public static final String APP_IDLE_CONSTANTS = "app_idle_constants";
7133
7134        /**
7135         * Get the key that retrieves a bluetooth headset's priority.
7136         * @hide
7137         */
7138        public static final String getBluetoothHeadsetPriorityKey(String address) {
7139            return BLUETOOTH_HEADSET_PRIORITY_PREFIX + address.toUpperCase(Locale.ROOT);
7140        }
7141
7142        /**
7143         * Get the key that retrieves a bluetooth a2dp sink's priority.
7144         * @hide
7145         */
7146        public static final String getBluetoothA2dpSinkPriorityKey(String address) {
7147            return BLUETOOTH_A2DP_SINK_PRIORITY_PREFIX + address.toUpperCase(Locale.ROOT);
7148        }
7149
7150        /**
7151         * Get the key that retrieves a bluetooth Input Device's priority.
7152         * @hide
7153         */
7154        public static final String getBluetoothInputDevicePriorityKey(String address) {
7155            return BLUETOOTH_INPUT_DEVICE_PRIORITY_PREFIX + address.toUpperCase(Locale.ROOT);
7156        }
7157
7158        /**
7159         * Get the key that retrieves a bluetooth map priority.
7160         * @hide
7161         */
7162        public static final String getBluetoothMapPriorityKey(String address) {
7163            return BLUETOOTH_MAP_PRIORITY_PREFIX + address.toUpperCase(Locale.ROOT);
7164        }
7165
7166        /**
7167         * Get the key that retrieves a bluetooth map priority.
7168         * @hide
7169         */
7170        public static final String getBluetoothSapPriorityKey(String address) {
7171            return BLUETOOTH_SAP_PRIORITY_PREFIX + address.toUpperCase(Locale.ROOT);
7172        }
7173
7174        /**
7175         * Scaling factor for normal window animations. Setting to 0 will
7176         * disable window animations.
7177         */
7178        public static final String WINDOW_ANIMATION_SCALE = "window_animation_scale";
7179
7180        /**
7181         * Scaling factor for activity transition animations. Setting to 0 will
7182         * disable window animations.
7183         */
7184        public static final String TRANSITION_ANIMATION_SCALE = "transition_animation_scale";
7185
7186        /**
7187         * Scaling factor for Animator-based animations. This affects both the
7188         * start delay and duration of all such animations. Setting to 0 will
7189         * cause animations to end immediately. The default value is 1.
7190         */
7191        public static final String ANIMATOR_DURATION_SCALE = "animator_duration_scale";
7192
7193        /**
7194         * Scaling factor for normal window animations. Setting to 0 will
7195         * disable window animations.
7196         *
7197         * @hide
7198         */
7199        public static final String FANCY_IME_ANIMATIONS = "fancy_ime_animations";
7200
7201        /**
7202         * If 0, the compatibility mode is off for all applications.
7203         * If 1, older applications run under compatibility mode.
7204         * TODO: remove this settings before code freeze (bug/1907571)
7205         * @hide
7206         */
7207        public static final String COMPATIBILITY_MODE = "compatibility_mode";
7208
7209        /**
7210         * CDMA only settings
7211         * Emergency Tone  0 = Off
7212         *                 1 = Alert
7213         *                 2 = Vibrate
7214         * @hide
7215         */
7216        public static final String EMERGENCY_TONE = "emergency_tone";
7217
7218        /**
7219         * CDMA only settings
7220         * Whether the auto retry is enabled. The value is
7221         * boolean (1 or 0).
7222         * @hide
7223         */
7224        public static final String CALL_AUTO_RETRY = "call_auto_retry";
7225
7226        /**
7227         * See RIL_PreferredNetworkType in ril.h
7228         * @hide
7229         */
7230        public static final String PREFERRED_NETWORK_MODE =
7231                "preferred_network_mode";
7232
7233        /**
7234         * Setting to 1 will hide carrier network settings.
7235         * Default is 0.
7236         */
7237        public static final String HIDE_CARRIER_NETWORK_SETTINGS =
7238                "hide_carrier_network_settings";
7239
7240        /**
7241         * Name of an application package to be debugged.
7242         */
7243        public static final String DEBUG_APP = "debug_app";
7244
7245        /**
7246         * If 1, when launching DEBUG_APP it will wait for the debugger before
7247         * starting user code.  If 0, it will run normally.
7248         */
7249        public static final String WAIT_FOR_DEBUGGER = "wait_for_debugger";
7250
7251        /**
7252         * Control whether the process CPU usage meter should be shown.
7253         */
7254        public static final String SHOW_PROCESSES = "show_processes";
7255
7256        /**
7257         * If 1 low power mode is enabled.
7258         * @hide
7259         */
7260        public static final String LOW_POWER_MODE = "low_power";
7261
7262        /**
7263         * Battery level [1-99] at which low power mode automatically turns on.
7264         * If 0, it will not automatically turn on.
7265         * @hide
7266         */
7267        public static final String LOW_POWER_MODE_TRIGGER_LEVEL = "low_power_trigger_level";
7268
7269         /**
7270         * If 1, the activity manager will aggressively finish activities and
7271         * processes as soon as they are no longer needed.  If 0, the normal
7272         * extended lifetime is used.
7273         */
7274        public static final String ALWAYS_FINISH_ACTIVITIES = "always_finish_activities";
7275
7276        /**
7277         * Use Dock audio output for media:
7278         *      0 = disabled
7279         *      1 = enabled
7280         * @hide
7281         */
7282        public static final String DOCK_AUDIO_MEDIA_ENABLED = "dock_audio_media_enabled";
7283
7284        /**
7285         * Persisted safe headphone volume management state by AudioService
7286         * @hide
7287         */
7288        public static final String AUDIO_SAFE_VOLUME_STATE = "audio_safe_volume_state";
7289
7290        /**
7291         * URL for tzinfo (time zone) updates
7292         * @hide
7293         */
7294        public static final String TZINFO_UPDATE_CONTENT_URL = "tzinfo_content_url";
7295
7296        /**
7297         * URL for tzinfo (time zone) update metadata
7298         * @hide
7299         */
7300        public static final String TZINFO_UPDATE_METADATA_URL = "tzinfo_metadata_url";
7301
7302        /**
7303         * URL for selinux (mandatory access control) updates
7304         * @hide
7305         */
7306        public static final String SELINUX_UPDATE_CONTENT_URL = "selinux_content_url";
7307
7308        /**
7309         * URL for selinux (mandatory access control) update metadata
7310         * @hide
7311         */
7312        public static final String SELINUX_UPDATE_METADATA_URL = "selinux_metadata_url";
7313
7314        /**
7315         * URL for sms short code updates
7316         * @hide
7317         */
7318        public static final String SMS_SHORT_CODES_UPDATE_CONTENT_URL =
7319                "sms_short_codes_content_url";
7320
7321        /**
7322         * URL for sms short code update metadata
7323         * @hide
7324         */
7325        public static final String SMS_SHORT_CODES_UPDATE_METADATA_URL =
7326                "sms_short_codes_metadata_url";
7327
7328        /**
7329         * URL for cert pinlist updates
7330         * @hide
7331         */
7332        public static final String CERT_PIN_UPDATE_CONTENT_URL = "cert_pin_content_url";
7333
7334        /**
7335         * URL for cert pinlist updates
7336         * @hide
7337         */
7338        public static final String CERT_PIN_UPDATE_METADATA_URL = "cert_pin_metadata_url";
7339
7340        /**
7341         * URL for intent firewall updates
7342         * @hide
7343         */
7344        public static final String INTENT_FIREWALL_UPDATE_CONTENT_URL =
7345                "intent_firewall_content_url";
7346
7347        /**
7348         * URL for intent firewall update metadata
7349         * @hide
7350         */
7351        public static final String INTENT_FIREWALL_UPDATE_METADATA_URL =
7352                "intent_firewall_metadata_url";
7353
7354        /**
7355         * SELinux enforcement status. If 0, permissive; if 1, enforcing.
7356         * @hide
7357         */
7358        public static final String SELINUX_STATUS = "selinux_status";
7359
7360        /**
7361         * Developer setting to force RTL layout.
7362         * @hide
7363         */
7364        public static final String DEVELOPMENT_FORCE_RTL = "debug.force_rtl";
7365
7366        /**
7367         * Milliseconds after screen-off after which low battery sounds will be silenced.
7368         *
7369         * If zero, battery sounds will always play.
7370         * Defaults to @integer/def_low_battery_sound_timeout in SettingsProvider.
7371         *
7372         * @hide
7373         */
7374        public static final String LOW_BATTERY_SOUND_TIMEOUT = "low_battery_sound_timeout";
7375
7376        /**
7377         * Milliseconds to wait before bouncing Wi-Fi after settings is restored. Note that after
7378         * the caller is done with this, they should call {@link ContentResolver#delete} to
7379         * clean up any value that they may have written.
7380         *
7381         * @hide
7382         */
7383        public static final String WIFI_BOUNCE_DELAY_OVERRIDE_MS = "wifi_bounce_delay_override_ms";
7384
7385        /**
7386         * Defines global runtime overrides to window policy.
7387         *
7388         * See {@link com.android.server.policy.PolicyControl} for value format.
7389         *
7390         * @hide
7391         */
7392        public static final String POLICY_CONTROL = "policy_control";
7393
7394        /**
7395         * Defines global zen mode.  ZEN_MODE_OFF, ZEN_MODE_IMPORTANT_INTERRUPTIONS,
7396         * or ZEN_MODE_NO_INTERRUPTIONS.
7397         *
7398         * @hide
7399         */
7400        public static final String ZEN_MODE = "zen_mode";
7401
7402        /** @hide */ public static final int ZEN_MODE_OFF = 0;
7403        /** @hide */ public static final int ZEN_MODE_IMPORTANT_INTERRUPTIONS = 1;
7404        /** @hide */ public static final int ZEN_MODE_NO_INTERRUPTIONS = 2;
7405        /** @hide */ public static final int ZEN_MODE_ALARMS = 3;
7406
7407        /** @hide */ public static String zenModeToString(int mode) {
7408            if (mode == ZEN_MODE_IMPORTANT_INTERRUPTIONS) return "ZEN_MODE_IMPORTANT_INTERRUPTIONS";
7409            if (mode == ZEN_MODE_ALARMS) return "ZEN_MODE_ALARMS";
7410            if (mode == ZEN_MODE_NO_INTERRUPTIONS) return "ZEN_MODE_NO_INTERRUPTIONS";
7411            return "ZEN_MODE_OFF";
7412        }
7413
7414        /** @hide */ public static boolean isValidZenMode(int value) {
7415            switch (value) {
7416                case Global.ZEN_MODE_OFF:
7417                case Global.ZEN_MODE_IMPORTANT_INTERRUPTIONS:
7418                case Global.ZEN_MODE_ALARMS:
7419                case Global.ZEN_MODE_NO_INTERRUPTIONS:
7420                    return true;
7421                default:
7422                    return false;
7423            }
7424        }
7425
7426        /**
7427         * Opaque value, changes when persisted zen mode configuration changes.
7428         *
7429         * @hide
7430         */
7431        public static final String ZEN_MODE_CONFIG_ETAG = "zen_mode_config_etag";
7432
7433        /**
7434         * Defines global heads up toggle.  One of HEADS_UP_OFF, HEADS_UP_ON.
7435         *
7436         * @hide
7437         */
7438        public static final String HEADS_UP_NOTIFICATIONS_ENABLED =
7439                "heads_up_notifications_enabled";
7440
7441        /** @hide */ public static final int HEADS_UP_OFF = 0;
7442        /** @hide */ public static final int HEADS_UP_ON = 1;
7443
7444        /**
7445         * The name of the device
7446         *
7447         * @hide
7448         */
7449        public static final String DEVICE_NAME = "device_name";
7450
7451        /**
7452         * Whether it should be possible to create a guest user on the device.
7453         * <p>
7454         * Type: int (0 for disabled, 1 for enabled)
7455         * @hide
7456         */
7457        public static final String GUEST_USER_ENABLED = "guest_user_enabled";
7458
7459        /**
7460         * Whether the NetworkScoringService has been first initialized.
7461         * <p>
7462         * Type: int (0 for false, 1 for true)
7463         * @hide
7464         */
7465        public static final String NETWORK_SCORING_PROVISIONED = "network_scoring_provisioned";
7466
7467        /**
7468         * Whether the user wants to be prompted for password to decrypt the device on boot.
7469         * This only matters if the storage is encrypted.
7470         * <p>
7471         * Type: int (0 for false, 1 for true)
7472         * @hide
7473         */
7474        public static final String REQUIRE_PASSWORD_TO_DECRYPT = "require_password_to_decrypt";
7475
7476        /**
7477         * Whether the Volte/VT is enabled
7478         * <p>
7479         * Type: int (0 for false, 1 for true)
7480         * @hide
7481         */
7482        public static final String ENHANCED_4G_MODE_ENABLED = "volte_vt_enabled";
7483
7484        /**
7485         * Whether WFC is enabled
7486         * <p>
7487         * Type: int (0 for false, 1 for true)
7488         *
7489         * @hide
7490         */
7491        public static final String WFC_IMS_ENABLED = "wfc_ims_enabled";
7492
7493        /**
7494         * WFC Mode.
7495         * <p>
7496         * Type: int - 2=Wi-Fi preferred, 1=Cellular preferred, 0=Wi-Fi only
7497         *
7498         * @hide
7499         */
7500        public static final String WFC_IMS_MODE = "wfc_ims_mode";
7501
7502        /**
7503         * Whether WFC roaming is enabled
7504         * <p>
7505         * Type: int (0 for false, 1 for true)
7506         *
7507         * @hide
7508         */
7509        public static final String WFC_IMS_ROAMING_ENABLED = "wfc_ims_roaming_enabled";
7510
7511        /**
7512         * Global override to disable VoLTE (independent of user setting)
7513         * <p>
7514         * Type: int (1 for disable VoLTE, 0 to use user configuration)
7515         * @hide
7516         */
7517        public static final String VOLTE_FEATURE_DISABLED = "volte_feature_disabled";
7518
7519        /**
7520         * Whether user can enable/disable LTE as a preferred network. A carrier might control
7521         * this via gservices, OMA-DM, carrier app, etc.
7522         * <p>
7523         * Type: int (0 for false, 1 for true)
7524         * @hide
7525         */
7526        public static final String LTE_SERVICE_FORCED = "lte_service_forced";
7527
7528        /**
7529         * Settings to backup. This is here so that it's in the same place as the settings
7530         * keys and easy to update.
7531         *
7532         * These keys may be mentioned in the SETTINGS_TO_BACKUP arrays in System
7533         * and Secure as well.  This is because those tables drive both backup and
7534         * restore, and restore needs to properly whitelist keys that used to live
7535         * in those namespaces.  The keys will only actually be backed up / restored
7536         * if they are also mentioned in this table (Global.SETTINGS_TO_BACKUP).
7537         *
7538         * NOTE: Settings are backed up and restored in the order they appear
7539         *       in this array. If you have one setting depending on another,
7540         *       make sure that they are ordered appropriately.
7541         *
7542         * @hide
7543         */
7544        public static final String[] SETTINGS_TO_BACKUP = {
7545            BUGREPORT_IN_POWER_MENU,
7546            STAY_ON_WHILE_PLUGGED_IN,
7547            AUTO_TIME,
7548            AUTO_TIME_ZONE,
7549            POWER_SOUNDS_ENABLED,
7550            DOCK_SOUNDS_ENABLED,
7551            USB_MASS_STORAGE_ENABLED,
7552            ENABLE_ACCESSIBILITY_GLOBAL_GESTURE_ENABLED,
7553            WIFI_NETWORKS_AVAILABLE_NOTIFICATION_ON,
7554            WIFI_NETWORKS_AVAILABLE_REPEAT_DELAY,
7555            WIFI_WATCHDOG_POOR_NETWORK_TEST_ENABLED,
7556            WIFI_NUM_OPEN_NETWORKS_KEPT,
7557            EMERGENCY_TONE,
7558            CALL_AUTO_RETRY,
7559            DOCK_AUDIO_MEDIA_ENABLED,
7560            LOW_POWER_MODE_TRIGGER_LEVEL
7561        };
7562
7563        // Populated lazily, guarded by class object:
7564        private static NameValueCache sNameValueCache = new NameValueCache(
7565                    SYS_PROP_SETTING_VERSION,
7566                    CONTENT_URI,
7567                    CALL_METHOD_GET_GLOBAL,
7568                    CALL_METHOD_PUT_GLOBAL);
7569
7570        // Certain settings have been moved from global to the per-user secure namespace
7571        private static final HashSet<String> MOVED_TO_SECURE;
7572        static {
7573            MOVED_TO_SECURE = new HashSet<String>(1);
7574            MOVED_TO_SECURE.add(Settings.Global.INSTALL_NON_MARKET_APPS);
7575        }
7576
7577        /** @hide */
7578        public static void getMovedToSecureSettings(Set<String> outKeySet) {
7579            outKeySet.addAll(MOVED_TO_SECURE);
7580        }
7581
7582        /**
7583         * Look up a name in the database.
7584         * @param resolver to access the database with
7585         * @param name to look up in the table
7586         * @return the corresponding value, or null if not present
7587         */
7588        public static String getString(ContentResolver resolver, String name) {
7589            return getStringForUser(resolver, name, UserHandle.myUserId());
7590        }
7591
7592        /** @hide */
7593        public static String getStringForUser(ContentResolver resolver, String name,
7594                int userHandle) {
7595            if (MOVED_TO_SECURE.contains(name)) {
7596                Log.w(TAG, "Setting " + name + " has moved from android.provider.Settings.Global"
7597                        + " to android.provider.Settings.Secure, returning read-only value.");
7598                return Secure.getStringForUser(resolver, name, userHandle);
7599            }
7600            return sNameValueCache.getStringForUser(resolver, name, userHandle);
7601        }
7602
7603        /**
7604         * Store a name/value pair into the database.
7605         * @param resolver to access the database with
7606         * @param name to store
7607         * @param value to associate with the name
7608         * @return true if the value was set, false on database errors
7609         */
7610        public static boolean putString(ContentResolver resolver,
7611                String name, String value) {
7612            return putStringForUser(resolver, name, value, UserHandle.myUserId());
7613        }
7614
7615        /** @hide */
7616        public static boolean putStringForUser(ContentResolver resolver,
7617                String name, String value, int userHandle) {
7618            if (LOCAL_LOGV) {
7619                Log.v(TAG, "Global.putString(name=" + name + ", value=" + value
7620                        + " for " + userHandle);
7621            }
7622            // Global and Secure have the same access policy so we can forward writes
7623            if (MOVED_TO_SECURE.contains(name)) {
7624                Log.w(TAG, "Setting " + name + " has moved from android.provider.Settings.Global"
7625                        + " to android.provider.Settings.Secure, value is unchanged.");
7626                return Secure.putStringForUser(resolver, name, value, userHandle);
7627            }
7628            return sNameValueCache.putStringForUser(resolver, name, value, userHandle);
7629        }
7630
7631        /**
7632         * Construct the content URI for a particular name/value pair,
7633         * useful for monitoring changes with a ContentObserver.
7634         * @param name to look up in the table
7635         * @return the corresponding content URI, or null if not present
7636         */
7637        public static Uri getUriFor(String name) {
7638            return getUriFor(CONTENT_URI, name);
7639        }
7640
7641        /**
7642         * Convenience function for retrieving a single secure settings value
7643         * as an integer.  Note that internally setting values are always
7644         * stored as strings; this function converts the string to an integer
7645         * for you.  The default value will be returned if the setting is
7646         * not defined or not an integer.
7647         *
7648         * @param cr The ContentResolver to access.
7649         * @param name The name of the setting to retrieve.
7650         * @param def Value to return if the setting is not defined.
7651         *
7652         * @return The setting's current value, or 'def' if it is not defined
7653         * or not a valid integer.
7654         */
7655        public static int getInt(ContentResolver cr, String name, int def) {
7656            String v = getString(cr, name);
7657            try {
7658                return v != null ? Integer.parseInt(v) : def;
7659            } catch (NumberFormatException e) {
7660                return def;
7661            }
7662        }
7663
7664        /**
7665         * Convenience function for retrieving a single secure settings value
7666         * as an integer.  Note that internally setting values are always
7667         * stored as strings; this function converts the string to an integer
7668         * for you.
7669         * <p>
7670         * This version does not take a default value.  If the setting has not
7671         * been set, or the string value is not a number,
7672         * it throws {@link SettingNotFoundException}.
7673         *
7674         * @param cr The ContentResolver to access.
7675         * @param name The name of the setting to retrieve.
7676         *
7677         * @throws SettingNotFoundException Thrown if a setting by the given
7678         * name can't be found or the setting value is not an integer.
7679         *
7680         * @return The setting's current value.
7681         */
7682        public static int getInt(ContentResolver cr, String name)
7683                throws SettingNotFoundException {
7684            String v = getString(cr, name);
7685            try {
7686                return Integer.parseInt(v);
7687            } catch (NumberFormatException e) {
7688                throw new SettingNotFoundException(name);
7689            }
7690        }
7691
7692        /**
7693         * Convenience function for updating a single settings value as an
7694         * integer. This will either create a new entry in the table if the
7695         * given name does not exist, or modify the value of the existing row
7696         * with that name.  Note that internally setting values are always
7697         * stored as strings, so this function converts the given value to a
7698         * string before storing it.
7699         *
7700         * @param cr The ContentResolver to access.
7701         * @param name The name of the setting to modify.
7702         * @param value The new value for the setting.
7703         * @return true if the value was set, false on database errors
7704         */
7705        public static boolean putInt(ContentResolver cr, String name, int value) {
7706            return putString(cr, name, Integer.toString(value));
7707        }
7708
7709        /**
7710         * Convenience function for retrieving a single secure settings value
7711         * as a {@code long}.  Note that internally setting values are always
7712         * stored as strings; this function converts the string to a {@code long}
7713         * for you.  The default value will be returned if the setting is
7714         * not defined or not a {@code long}.
7715         *
7716         * @param cr The ContentResolver to access.
7717         * @param name The name of the setting to retrieve.
7718         * @param def Value to return if the setting is not defined.
7719         *
7720         * @return The setting's current value, or 'def' if it is not defined
7721         * or not a valid {@code long}.
7722         */
7723        public static long getLong(ContentResolver cr, String name, long def) {
7724            String valString = getString(cr, name);
7725            long value;
7726            try {
7727                value = valString != null ? Long.parseLong(valString) : def;
7728            } catch (NumberFormatException e) {
7729                value = def;
7730            }
7731            return value;
7732        }
7733
7734        /**
7735         * Convenience function for retrieving a single secure settings value
7736         * as a {@code long}.  Note that internally setting values are always
7737         * stored as strings; this function converts the string to a {@code long}
7738         * for you.
7739         * <p>
7740         * This version does not take a default value.  If the setting has not
7741         * been set, or the string value is not a number,
7742         * it throws {@link SettingNotFoundException}.
7743         *
7744         * @param cr The ContentResolver to access.
7745         * @param name The name of the setting to retrieve.
7746         *
7747         * @return The setting's current value.
7748         * @throws SettingNotFoundException Thrown if a setting by the given
7749         * name can't be found or the setting value is not an integer.
7750         */
7751        public static long getLong(ContentResolver cr, String name)
7752                throws SettingNotFoundException {
7753            String valString = getString(cr, name);
7754            try {
7755                return Long.parseLong(valString);
7756            } catch (NumberFormatException e) {
7757                throw new SettingNotFoundException(name);
7758            }
7759        }
7760
7761        /**
7762         * Convenience function for updating a secure settings value as a long
7763         * integer. This will either create a new entry in the table if the
7764         * given name does not exist, or modify the value of the existing row
7765         * with that name.  Note that internally setting values are always
7766         * stored as strings, so this function converts the given value to a
7767         * string before storing it.
7768         *
7769         * @param cr The ContentResolver to access.
7770         * @param name The name of the setting to modify.
7771         * @param value The new value for the setting.
7772         * @return true if the value was set, false on database errors
7773         */
7774        public static boolean putLong(ContentResolver cr, String name, long value) {
7775            return putString(cr, name, Long.toString(value));
7776        }
7777
7778        /**
7779         * Convenience function for retrieving a single secure settings value
7780         * as a floating point number.  Note that internally setting values are
7781         * always stored as strings; this function converts the string to an
7782         * float for you. The default value will be returned if the setting
7783         * is not defined or not a valid float.
7784         *
7785         * @param cr The ContentResolver to access.
7786         * @param name The name of the setting to retrieve.
7787         * @param def Value to return if the setting is not defined.
7788         *
7789         * @return The setting's current value, or 'def' if it is not defined
7790         * or not a valid float.
7791         */
7792        public static float getFloat(ContentResolver cr, String name, float def) {
7793            String v = getString(cr, name);
7794            try {
7795                return v != null ? Float.parseFloat(v) : def;
7796            } catch (NumberFormatException e) {
7797                return def;
7798            }
7799        }
7800
7801        /**
7802         * Convenience function for retrieving a single secure settings value
7803         * as a float.  Note that internally setting values are always
7804         * stored as strings; this function converts the string to a float
7805         * for you.
7806         * <p>
7807         * This version does not take a default value.  If the setting has not
7808         * been set, or the string value is not a number,
7809         * it throws {@link SettingNotFoundException}.
7810         *
7811         * @param cr The ContentResolver to access.
7812         * @param name The name of the setting to retrieve.
7813         *
7814         * @throws SettingNotFoundException Thrown if a setting by the given
7815         * name can't be found or the setting value is not a float.
7816         *
7817         * @return The setting's current value.
7818         */
7819        public static float getFloat(ContentResolver cr, String name)
7820                throws SettingNotFoundException {
7821            String v = getString(cr, name);
7822            if (v == null) {
7823                throw new SettingNotFoundException(name);
7824            }
7825            try {
7826                return Float.parseFloat(v);
7827            } catch (NumberFormatException e) {
7828                throw new SettingNotFoundException(name);
7829            }
7830        }
7831
7832        /**
7833         * Convenience function for updating a single settings value as a
7834         * floating point number. This will either create a new entry in the
7835         * table if the given name does not exist, or modify the value of the
7836         * existing row with that name.  Note that internally setting values
7837         * are always stored as strings, so this function converts the given
7838         * value to a string before storing it.
7839         *
7840         * @param cr The ContentResolver to access.
7841         * @param name The name of the setting to modify.
7842         * @param value The new value for the setting.
7843         * @return true if the value was set, false on database errors
7844         */
7845        public static boolean putFloat(ContentResolver cr, String name, float value) {
7846            return putString(cr, name, Float.toString(value));
7847        }
7848
7849
7850        /**
7851          * Subscription to be used for voice call on a multi sim device. The supported values
7852          * are 0 = SUB1, 1 = SUB2 and etc.
7853          * @hide
7854          */
7855        public static final String MULTI_SIM_VOICE_CALL_SUBSCRIPTION = "multi_sim_voice_call";
7856
7857        /**
7858          * Used to provide option to user to select subscription during dial.
7859          * The supported values are 0 = disable or 1 = enable prompt.
7860          * @hide
7861          */
7862        public static final String MULTI_SIM_VOICE_PROMPT = "multi_sim_voice_prompt";
7863
7864        /**
7865          * Subscription to be used for data call on a multi sim device. The supported values
7866          * are 0 = SUB1, 1 = SUB2 and etc.
7867          * @hide
7868          */
7869        public static final String MULTI_SIM_DATA_CALL_SUBSCRIPTION = "multi_sim_data_call";
7870
7871        /**
7872          * Subscription to be used for SMS on a multi sim device. The supported values
7873          * are 0 = SUB1, 1 = SUB2 and etc.
7874          * @hide
7875          */
7876        public static final String MULTI_SIM_SMS_SUBSCRIPTION = "multi_sim_sms";
7877
7878       /**
7879          * Used to provide option to user to select subscription during send SMS.
7880          * The value 1 - enable, 0 - disable
7881          * @hide
7882          */
7883        public static final String MULTI_SIM_SMS_PROMPT = "multi_sim_sms_prompt";
7884
7885
7886
7887        /** User preferred subscriptions setting.
7888          * This holds the details of the user selected subscription from the card and
7889          * the activation status. Each settings string have the coma separated values
7890          * iccId,appType,appId,activationStatus,3gppIndex,3gpp2Index
7891          * @hide
7892         */
7893        public static final String[] MULTI_SIM_USER_PREFERRED_SUBS = {"user_preferred_sub1",
7894                "user_preferred_sub2","user_preferred_sub3"};
7895
7896        /**
7897         * Whether to enable new contacts aggregator or not.
7898         * The value 1 - enable, 0 - disable
7899         * @hide
7900         */
7901        public static final String NEW_CONTACT_AGGREGATOR = "new_contact_aggregator";
7902
7903        /**
7904         * Whether to enable contacts metadata syncing or not
7905         * The value 1 - enable, 0 - disable
7906         * @hide
7907         */
7908        public static final String CONTACT_METADATA_SYNC = "contact_metadata_sync";
7909    }
7910
7911    /**
7912     * User-defined bookmarks and shortcuts.  The target of each bookmark is an
7913     * Intent URL, allowing it to be either a web page or a particular
7914     * application activity.
7915     *
7916     * @hide
7917     */
7918    public static final class Bookmarks implements BaseColumns
7919    {
7920        private static final String TAG = "Bookmarks";
7921
7922        /**
7923         * The content:// style URL for this table
7924         */
7925        public static final Uri CONTENT_URI =
7926            Uri.parse("content://" + AUTHORITY + "/bookmarks");
7927
7928        /**
7929         * The row ID.
7930         * <p>Type: INTEGER</p>
7931         */
7932        public static final String ID = "_id";
7933
7934        /**
7935         * Descriptive name of the bookmark that can be displayed to the user.
7936         * If this is empty, the title should be resolved at display time (use
7937         * {@link #getTitle(Context, Cursor)} any time you want to display the
7938         * title of a bookmark.)
7939         * <P>
7940         * Type: TEXT
7941         * </P>
7942         */
7943        public static final String TITLE = "title";
7944
7945        /**
7946         * Arbitrary string (displayed to the user) that allows bookmarks to be
7947         * organized into categories.  There are some special names for
7948         * standard folders, which all start with '@'.  The label displayed for
7949         * the folder changes with the locale (via {@link #getLabelForFolder}) but
7950         * the folder name does not change so you can consistently query for
7951         * the folder regardless of the current locale.
7952         *
7953         * <P>Type: TEXT</P>
7954         *
7955         */
7956        public static final String FOLDER = "folder";
7957
7958        /**
7959         * The Intent URL of the bookmark, describing what it points to.  This
7960         * value is given to {@link android.content.Intent#getIntent} to create
7961         * an Intent that can be launched.
7962         * <P>Type: TEXT</P>
7963         */
7964        public static final String INTENT = "intent";
7965
7966        /**
7967         * Optional shortcut character associated with this bookmark.
7968         * <P>Type: INTEGER</P>
7969         */
7970        public static final String SHORTCUT = "shortcut";
7971
7972        /**
7973         * The order in which the bookmark should be displayed
7974         * <P>Type: INTEGER</P>
7975         */
7976        public static final String ORDERING = "ordering";
7977
7978        private static final String[] sIntentProjection = { INTENT };
7979        private static final String[] sShortcutProjection = { ID, SHORTCUT };
7980        private static final String sShortcutSelection = SHORTCUT + "=?";
7981
7982        /**
7983         * Convenience function to retrieve the bookmarked Intent for a
7984         * particular shortcut key.
7985         *
7986         * @param cr The ContentResolver to query.
7987         * @param shortcut The shortcut key.
7988         *
7989         * @return Intent The bookmarked URL, or null if there is no bookmark
7990         *         matching the given shortcut.
7991         */
7992        public static Intent getIntentForShortcut(ContentResolver cr, char shortcut)
7993        {
7994            Intent intent = null;
7995
7996            Cursor c = cr.query(CONTENT_URI,
7997                    sIntentProjection, sShortcutSelection,
7998                    new String[] { String.valueOf((int) shortcut) }, ORDERING);
7999            // Keep trying until we find a valid shortcut
8000            try {
8001                while (intent == null && c.moveToNext()) {
8002                    try {
8003                        String intentURI = c.getString(c.getColumnIndexOrThrow(INTENT));
8004                        intent = Intent.parseUri(intentURI, 0);
8005                    } catch (java.net.URISyntaxException e) {
8006                        // The stored URL is bad...  ignore it.
8007                    } catch (IllegalArgumentException e) {
8008                        // Column not found
8009                        Log.w(TAG, "Intent column not found", e);
8010                    }
8011                }
8012            } finally {
8013                if (c != null) c.close();
8014            }
8015
8016            return intent;
8017        }
8018
8019        /**
8020         * Add a new bookmark to the system.
8021         *
8022         * @param cr The ContentResolver to query.
8023         * @param intent The desired target of the bookmark.
8024         * @param title Bookmark title that is shown to the user; null if none
8025         *            or it should be resolved to the intent's title.
8026         * @param folder Folder in which to place the bookmark; null if none.
8027         * @param shortcut Shortcut that will invoke the bookmark; 0 if none. If
8028         *            this is non-zero and there is an existing bookmark entry
8029         *            with this same shortcut, then that existing shortcut is
8030         *            cleared (the bookmark is not removed).
8031         * @return The unique content URL for the new bookmark entry.
8032         */
8033        public static Uri add(ContentResolver cr,
8034                                           Intent intent,
8035                                           String title,
8036                                           String folder,
8037                                           char shortcut,
8038                                           int ordering)
8039        {
8040            // If a shortcut is supplied, and it is already defined for
8041            // another bookmark, then remove the old definition.
8042            if (shortcut != 0) {
8043                cr.delete(CONTENT_URI, sShortcutSelection,
8044                        new String[] { String.valueOf((int) shortcut) });
8045            }
8046
8047            ContentValues values = new ContentValues();
8048            if (title != null) values.put(TITLE, title);
8049            if (folder != null) values.put(FOLDER, folder);
8050            values.put(INTENT, intent.toUri(0));
8051            if (shortcut != 0) values.put(SHORTCUT, (int) shortcut);
8052            values.put(ORDERING, ordering);
8053            return cr.insert(CONTENT_URI, values);
8054        }
8055
8056        /**
8057         * Return the folder name as it should be displayed to the user.  This
8058         * takes care of localizing special folders.
8059         *
8060         * @param r Resources object for current locale; only need access to
8061         *          system resources.
8062         * @param folder The value found in the {@link #FOLDER} column.
8063         *
8064         * @return CharSequence The label for this folder that should be shown
8065         *         to the user.
8066         */
8067        public static CharSequence getLabelForFolder(Resources r, String folder) {
8068            return folder;
8069        }
8070
8071        /**
8072         * Return the title as it should be displayed to the user. This takes
8073         * care of localizing bookmarks that point to activities.
8074         *
8075         * @param context A context.
8076         * @param cursor A cursor pointing to the row whose title should be
8077         *        returned. The cursor must contain at least the {@link #TITLE}
8078         *        and {@link #INTENT} columns.
8079         * @return A title that is localized and can be displayed to the user,
8080         *         or the empty string if one could not be found.
8081         */
8082        public static CharSequence getTitle(Context context, Cursor cursor) {
8083            int titleColumn = cursor.getColumnIndex(TITLE);
8084            int intentColumn = cursor.getColumnIndex(INTENT);
8085            if (titleColumn == -1 || intentColumn == -1) {
8086                throw new IllegalArgumentException(
8087                        "The cursor must contain the TITLE and INTENT columns.");
8088            }
8089
8090            String title = cursor.getString(titleColumn);
8091            if (!TextUtils.isEmpty(title)) {
8092                return title;
8093            }
8094
8095            String intentUri = cursor.getString(intentColumn);
8096            if (TextUtils.isEmpty(intentUri)) {
8097                return "";
8098            }
8099
8100            Intent intent;
8101            try {
8102                intent = Intent.parseUri(intentUri, 0);
8103            } catch (URISyntaxException e) {
8104                return "";
8105            }
8106
8107            PackageManager packageManager = context.getPackageManager();
8108            ResolveInfo info = packageManager.resolveActivity(intent, 0);
8109            return info != null ? info.loadLabel(packageManager) : "";
8110        }
8111    }
8112
8113    /**
8114     * Returns the device ID that we should use when connecting to the mobile gtalk server.
8115     * This is a string like "android-0x1242", where the hex string is the Android ID obtained
8116     * from the GoogleLoginService.
8117     *
8118     * @param androidId The Android ID for this device.
8119     * @return The device ID that should be used when connecting to the mobile gtalk server.
8120     * @hide
8121     */
8122    public static String getGTalkDeviceId(long androidId) {
8123        return "android-" + Long.toHexString(androidId);
8124    }
8125}
8126