Settings.java revision 622bf2220cf7fb9bb526afa39921ee2aa93e32ca
1/*
2 * Copyright (C) 2006 The Android Open Source Project
3 *
4 * Licensed under the Apache License, Version 2.0 (the "License");
5 * you may not use this file except in compliance with the License.
6 * You may obtain a copy of the License at
7 *
8 *      http://www.apache.org/licenses/LICENSE-2.0
9 *
10 * Unless required by applicable law or agreed to in writing, software
11 * distributed under the License is distributed on an "AS IS" BASIS,
12 * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
13 * See the License for the specific language governing permissions and
14 * limitations under the License.
15 */
16
17package android.provider;
18
19import android.annotation.SdkConstant;
20import android.annotation.SdkConstant.SdkConstantType;
21import android.app.SearchManager;
22import android.app.WallpaperManager;
23import android.content.ComponentName;
24import android.content.ContentResolver;
25import android.content.ContentValues;
26import android.content.Context;
27import android.content.IContentProvider;
28import android.content.Intent;
29import android.content.pm.ActivityInfo;
30import android.content.pm.PackageManager;
31import android.content.pm.ResolveInfo;
32import android.content.res.Configuration;
33import android.content.res.Resources;
34import android.database.Cursor;
35import android.database.SQLException;
36import android.location.LocationManager;
37import android.net.ConnectivityManager;
38import android.net.Uri;
39import android.net.wifi.WifiManager;
40import android.os.BatteryManager;
41import android.os.Bundle;
42import android.os.DropBoxManager;
43import android.os.IBinder;
44import android.os.Process;
45import android.os.RemoteException;
46import android.os.ServiceManager;
47import android.os.SystemProperties;
48import android.os.UserHandle;
49import android.os.Build.VERSION_CODES;
50import android.speech.tts.TextToSpeech;
51import android.text.TextUtils;
52import android.util.AndroidException;
53import android.util.Log;
54
55import com.android.internal.widget.ILockSettings;
56
57import java.net.URISyntaxException;
58import java.util.HashMap;
59import java.util.HashSet;
60import java.util.Locale;
61
62/**
63 * The Settings provider contains global system-level device preferences.
64 */
65public final class Settings {
66
67    // Intent actions for Settings
68
69    /**
70     * Activity Action: Show system settings.
71     * <p>
72     * Input: Nothing.
73     * <p>
74     * Output: Nothing.
75     */
76    @SdkConstant(SdkConstantType.ACTIVITY_INTENT_ACTION)
77    public static final String ACTION_SETTINGS = "android.settings.SETTINGS";
78
79    /**
80     * Activity Action: Show settings to allow configuration of APNs.
81     * <p>
82     * Input: Nothing.
83     * <p>
84     * Output: Nothing.
85     */
86    @SdkConstant(SdkConstantType.ACTIVITY_INTENT_ACTION)
87    public static final String ACTION_APN_SETTINGS = "android.settings.APN_SETTINGS";
88
89    /**
90     * Activity Action: Show settings to allow configuration of current location
91     * sources.
92     * <p>
93     * In some cases, a matching Activity may not exist, so ensure you
94     * safeguard against this.
95     * <p>
96     * Input: Nothing.
97     * <p>
98     * Output: Nothing.
99     */
100    @SdkConstant(SdkConstantType.ACTIVITY_INTENT_ACTION)
101    public static final String ACTION_LOCATION_SOURCE_SETTINGS =
102            "android.settings.LOCATION_SOURCE_SETTINGS";
103
104    /**
105     * Activity Action: Show settings to allow configuration of wireless controls
106     * such as Wi-Fi, Bluetooth and Mobile networks.
107     * <p>
108     * In some cases, a matching Activity may not exist, so ensure you
109     * safeguard against this.
110     * <p>
111     * Input: Nothing.
112     * <p>
113     * Output: Nothing.
114     */
115    @SdkConstant(SdkConstantType.ACTIVITY_INTENT_ACTION)
116    public static final String ACTION_WIRELESS_SETTINGS =
117            "android.settings.WIRELESS_SETTINGS";
118
119    /**
120     * Activity Action: Show settings to allow entering/exiting airplane mode.
121     * <p>
122     * In some cases, a matching Activity may not exist, so ensure you
123     * safeguard against this.
124     * <p>
125     * Input: Nothing.
126     * <p>
127     * Output: Nothing.
128     */
129    @SdkConstant(SdkConstantType.ACTIVITY_INTENT_ACTION)
130    public static final String ACTION_AIRPLANE_MODE_SETTINGS =
131            "android.settings.AIRPLANE_MODE_SETTINGS";
132
133    /**
134     * Activity Action: Show settings for accessibility modules.
135     * <p>
136     * In some cases, a matching Activity may not exist, so ensure you
137     * safeguard against this.
138     * <p>
139     * Input: Nothing.
140     * <p>
141     * Output: Nothing.
142     */
143    @SdkConstant(SdkConstantType.ACTIVITY_INTENT_ACTION)
144    public static final String ACTION_ACCESSIBILITY_SETTINGS =
145            "android.settings.ACCESSIBILITY_SETTINGS";
146
147    /**
148     * Activity Action: Show settings to allow configuration of security and
149     * location privacy.
150     * <p>
151     * In some cases, a matching Activity may not exist, so ensure you
152     * safeguard against this.
153     * <p>
154     * Input: Nothing.
155     * <p>
156     * Output: Nothing.
157     */
158    @SdkConstant(SdkConstantType.ACTIVITY_INTENT_ACTION)
159    public static final String ACTION_SECURITY_SETTINGS =
160            "android.settings.SECURITY_SETTINGS";
161
162    /**
163     * Activity Action: Show settings to allow configuration of privacy options.
164     * <p>
165     * In some cases, a matching Activity may not exist, so ensure you
166     * safeguard against this.
167     * <p>
168     * Input: Nothing.
169     * <p>
170     * Output: Nothing.
171     */
172    @SdkConstant(SdkConstantType.ACTIVITY_INTENT_ACTION)
173    public static final String ACTION_PRIVACY_SETTINGS =
174            "android.settings.PRIVACY_SETTINGS";
175
176    /**
177     * Activity Action: Show settings to allow configuration of Wi-Fi.
178
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     */
188    @SdkConstant(SdkConstantType.ACTIVITY_INTENT_ACTION)
189    public static final String ACTION_WIFI_SETTINGS =
190            "android.settings.WIFI_SETTINGS";
191
192    /**
193     * Activity Action: Show settings to allow configuration of a static IP
194     * address for Wi-Fi.
195     * <p>
196     * In some cases, a matching Activity may not exist, so ensure you safeguard
197     * against this.
198     * <p>
199     * Input: Nothing.
200     * <p>
201     * Output: Nothing.
202     */
203    @SdkConstant(SdkConstantType.ACTIVITY_INTENT_ACTION)
204    public static final String ACTION_WIFI_IP_SETTINGS =
205            "android.settings.WIFI_IP_SETTINGS";
206
207    /**
208     * Activity Action: Show settings to allow configuration of Bluetooth.
209     * <p>
210     * In some cases, a matching Activity may not exist, so ensure you
211     * safeguard against this.
212     * <p>
213     * Input: Nothing.
214     * <p>
215     * Output: Nothing.
216     */
217    @SdkConstant(SdkConstantType.ACTIVITY_INTENT_ACTION)
218    public static final String ACTION_BLUETOOTH_SETTINGS =
219            "android.settings.BLUETOOTH_SETTINGS";
220
221    /**
222     * Activity Action: Show settings to allow configuration of Wifi Displays.
223     * <p>
224     * In some cases, a matching Activity may not exist, so ensure you
225     * safeguard against this.
226     * <p>
227     * Input: Nothing.
228     * <p>
229     * Output: Nothing.
230     * @hide
231     */
232    @SdkConstant(SdkConstantType.ACTIVITY_INTENT_ACTION)
233    public static final String ACTION_WIFI_DISPLAY_SETTINGS =
234            "android.settings.WIFI_DISPLAY_SETTINGS";
235
236    /**
237     * Activity Action: Show settings to allow configuration of date and time.
238     * <p>
239     * In some cases, a matching Activity may not exist, so ensure you
240     * safeguard against this.
241     * <p>
242     * Input: Nothing.
243     * <p>
244     * Output: Nothing.
245     */
246    @SdkConstant(SdkConstantType.ACTIVITY_INTENT_ACTION)
247    public static final String ACTION_DATE_SETTINGS =
248            "android.settings.DATE_SETTINGS";
249
250    /**
251     * Activity Action: Show settings to allow configuration of sound and volume.
252     * <p>
253     * In some cases, a matching Activity may not exist, so ensure you
254     * safeguard against this.
255     * <p>
256     * Input: Nothing.
257     * <p>
258     * Output: Nothing.
259     */
260    @SdkConstant(SdkConstantType.ACTIVITY_INTENT_ACTION)
261    public static final String ACTION_SOUND_SETTINGS =
262            "android.settings.SOUND_SETTINGS";
263
264    /**
265     * Activity Action: Show settings to allow configuration of display.
266     * <p>
267     * In some cases, a matching Activity may not exist, so ensure you
268     * safeguard against this.
269     * <p>
270     * Input: Nothing.
271     * <p>
272     * Output: Nothing.
273     */
274    @SdkConstant(SdkConstantType.ACTIVITY_INTENT_ACTION)
275    public static final String ACTION_DISPLAY_SETTINGS =
276            "android.settings.DISPLAY_SETTINGS";
277
278    /**
279     * Activity Action: Show settings to allow configuration of locale.
280     * <p>
281     * In some cases, a matching Activity may not exist, so ensure you
282     * safeguard against this.
283     * <p>
284     * Input: Nothing.
285     * <p>
286     * Output: Nothing.
287     */
288    @SdkConstant(SdkConstantType.ACTIVITY_INTENT_ACTION)
289    public static final String ACTION_LOCALE_SETTINGS =
290            "android.settings.LOCALE_SETTINGS";
291
292    /**
293     * Activity Action: Show settings to configure input methods, in particular
294     * allowing the user to enable input methods.
295     * <p>
296     * In some cases, a matching Activity may not exist, so ensure you
297     * safeguard against this.
298     * <p>
299     * Input: Nothing.
300     * <p>
301     * Output: Nothing.
302     */
303    @SdkConstant(SdkConstantType.ACTIVITY_INTENT_ACTION)
304    public static final String ACTION_INPUT_METHOD_SETTINGS =
305            "android.settings.INPUT_METHOD_SETTINGS";
306
307    /**
308     * Activity Action: Show settings to enable/disable input method subtypes.
309     * <p>
310     * In some cases, a matching Activity may not exist, so ensure you
311     * safeguard against this.
312     * <p>
313     * To tell which input method's subtypes are displayed in the settings, add
314     * {@link #EXTRA_INPUT_METHOD_ID} extra to this Intent with the input method id.
315     * If there is no extra in this Intent, subtypes from all installed input methods
316     * will be displayed in the settings.
317     *
318     * @see android.view.inputmethod.InputMethodInfo#getId
319     * <p>
320     * Input: Nothing.
321     * <p>
322     * Output: Nothing.
323     */
324    @SdkConstant(SdkConstantType.ACTIVITY_INTENT_ACTION)
325    public static final String ACTION_INPUT_METHOD_SUBTYPE_SETTINGS =
326            "android.settings.INPUT_METHOD_SUBTYPE_SETTINGS";
327
328    /**
329     * Activity Action: Show a dialog to select input method.
330     * <p>
331     * In some cases, a matching Activity may not exist, so ensure you
332     * safeguard against this.
333     * <p>
334     * Input: Nothing.
335     * <p>
336     * Output: Nothing.
337     * @hide
338     */
339    @SdkConstant(SdkConstantType.ACTIVITY_INTENT_ACTION)
340    public static final String ACTION_SHOW_INPUT_METHOD_PICKER =
341            "android.settings.SHOW_INPUT_METHOD_PICKER";
342
343    /**
344     * Activity Action: Show settings to manage the user input dictionary.
345     * <p>
346     * Starting with {@link android.os.Build.VERSION_CODES#KITKAT},
347     * it is guaranteed there will always be an appropriate implementation for this Intent action.
348     * In prior releases of the platform this was optional, so ensure you safeguard against it.
349     * <p>
350     * Input: Nothing.
351     * <p>
352     * Output: Nothing.
353     */
354    @SdkConstant(SdkConstantType.ACTIVITY_INTENT_ACTION)
355    public static final String ACTION_USER_DICTIONARY_SETTINGS =
356            "android.settings.USER_DICTIONARY_SETTINGS";
357
358    /**
359     * Activity Action: Adds a word to the user dictionary.
360     * <p>
361     * In some cases, a matching Activity may not exist, so ensure you
362     * safeguard against this.
363     * <p>
364     * Input: An extra with key <code>word</code> that contains the word
365     * that should be added to the dictionary.
366     * <p>
367     * Output: Nothing.
368     *
369     * @hide
370     */
371    @SdkConstant(SdkConstantType.ACTIVITY_INTENT_ACTION)
372    public static final String ACTION_USER_DICTIONARY_INSERT =
373            "com.android.settings.USER_DICTIONARY_INSERT";
374
375    /**
376     * Activity Action: Show settings to allow configuration of application-related settings.
377     * <p>
378     * In some cases, a matching Activity may not exist, so ensure you
379     * safeguard against this.
380     * <p>
381     * Input: Nothing.
382     * <p>
383     * Output: Nothing.
384     */
385    @SdkConstant(SdkConstantType.ACTIVITY_INTENT_ACTION)
386    public static final String ACTION_APPLICATION_SETTINGS =
387            "android.settings.APPLICATION_SETTINGS";
388
389    /**
390     * Activity Action: Show settings to allow configuration of application
391     * development-related settings.  As of
392     * {@link android.os.Build.VERSION_CODES#JELLY_BEAN_MR1} this action is
393     * a required part of the platform.
394     * <p>
395     * Input: Nothing.
396     * <p>
397     * Output: Nothing.
398     */
399    @SdkConstant(SdkConstantType.ACTIVITY_INTENT_ACTION)
400    public static final String ACTION_APPLICATION_DEVELOPMENT_SETTINGS =
401            "android.settings.APPLICATION_DEVELOPMENT_SETTINGS";
402
403    /**
404     * Activity Action: Show settings to allow configuration of quick launch shortcuts.
405     * <p>
406     * In some cases, a matching Activity may not exist, so ensure you
407     * safeguard against this.
408     * <p>
409     * Input: Nothing.
410     * <p>
411     * Output: Nothing.
412     */
413    @SdkConstant(SdkConstantType.ACTIVITY_INTENT_ACTION)
414    public static final String ACTION_QUICK_LAUNCH_SETTINGS =
415            "android.settings.QUICK_LAUNCH_SETTINGS";
416
417    /**
418     * Activity Action: Show settings to manage installed applications.
419     * <p>
420     * In some cases, a matching Activity may not exist, so ensure you
421     * safeguard against this.
422     * <p>
423     * Input: Nothing.
424     * <p>
425     * Output: Nothing.
426     */
427    @SdkConstant(SdkConstantType.ACTIVITY_INTENT_ACTION)
428    public static final String ACTION_MANAGE_APPLICATIONS_SETTINGS =
429            "android.settings.MANAGE_APPLICATIONS_SETTINGS";
430
431    /**
432     * Activity Action: Show settings to manage all applications.
433     * <p>
434     * In some cases, a matching Activity may not exist, so ensure you
435     * safeguard against this.
436     * <p>
437     * Input: Nothing.
438     * <p>
439     * Output: Nothing.
440     */
441    @SdkConstant(SdkConstantType.ACTIVITY_INTENT_ACTION)
442    public static final String ACTION_MANAGE_ALL_APPLICATIONS_SETTINGS =
443            "android.settings.MANAGE_ALL_APPLICATIONS_SETTINGS";
444
445    /**
446     * Activity Action: Show screen of details about a particular application.
447     * <p>
448     * In some cases, a matching Activity may not exist, so ensure you
449     * safeguard against this.
450     * <p>
451     * Input: The Intent's data URI specifies the application package name
452     * to be shown, with the "package" scheme.  That is "package:com.my.app".
453     * <p>
454     * Output: Nothing.
455     */
456    @SdkConstant(SdkConstantType.ACTIVITY_INTENT_ACTION)
457    public static final String ACTION_APPLICATION_DETAILS_SETTINGS =
458            "android.settings.APPLICATION_DETAILS_SETTINGS";
459
460    /**
461     * @hide
462     * Activity Action: Show the "app ops" settings screen.
463     * <p>
464     * Input: Nothing.
465     * <p>
466     * Output: Nothing.
467     */
468    @SdkConstant(SdkConstantType.ACTIVITY_INTENT_ACTION)
469    public static final String ACTION_APP_OPS_SETTINGS =
470            "android.settings.APP_OPS_SETTINGS";
471
472    /**
473     * Activity Action: Show settings for system update functionality.
474     * <p>
475     * In some cases, a matching Activity may not exist, so ensure you
476     * safeguard against this.
477     * <p>
478     * Input: Nothing.
479     * <p>
480     * Output: Nothing.
481     *
482     * @hide
483     */
484    @SdkConstant(SdkConstantType.ACTIVITY_INTENT_ACTION)
485    public static final String ACTION_SYSTEM_UPDATE_SETTINGS =
486            "android.settings.SYSTEM_UPDATE_SETTINGS";
487
488    /**
489     * Activity Action: Show settings to allow configuration of sync settings.
490     * <p>
491     * In some cases, a matching Activity may not exist, so ensure you
492     * safeguard against this.
493     * <p>
494     * The account types available to add via the add account button may be restricted by adding an
495     * {@link #EXTRA_AUTHORITIES} extra to this Intent with one or more syncable content provider's
496     * authorities. Only account types which can sync with that content provider will be offered to
497     * the user.
498     * <p>
499     * Input: Nothing.
500     * <p>
501     * Output: Nothing.
502     */
503    @SdkConstant(SdkConstantType.ACTIVITY_INTENT_ACTION)
504    public static final String ACTION_SYNC_SETTINGS =
505            "android.settings.SYNC_SETTINGS";
506
507    /**
508     * Activity Action: Show add account screen for creating a new account.
509     * <p>
510     * In some cases, a matching Activity may not exist, so ensure you
511     * safeguard against this.
512     * <p>
513     * The account types available to add may be restricted by adding an {@link #EXTRA_AUTHORITIES}
514     * extra to the Intent with one or more syncable content provider's authorities.  Only account
515     * types which can sync with that content provider will be offered to the user.
516     * <p>
517     * Account types can also be filtered by adding an {@link #EXTRA_ACCOUNT_TYPES} extra to the
518     * Intent with one or more account types.
519     * <p>
520     * Input: Nothing.
521     * <p>
522     * Output: Nothing.
523     */
524    @SdkConstant(SdkConstantType.ACTIVITY_INTENT_ACTION)
525    public static final String ACTION_ADD_ACCOUNT =
526            "android.settings.ADD_ACCOUNT_SETTINGS";
527
528    /**
529     * Activity Action: Show settings for selecting the network operator.
530     * <p>
531     * In some cases, a matching Activity may not exist, so ensure you
532     * safeguard against this.
533     * <p>
534     * Input: Nothing.
535     * <p>
536     * Output: Nothing.
537     */
538    @SdkConstant(SdkConstantType.ACTIVITY_INTENT_ACTION)
539    public static final String ACTION_NETWORK_OPERATOR_SETTINGS =
540            "android.settings.NETWORK_OPERATOR_SETTINGS";
541
542    /**
543     * Activity Action: Show settings for selection of 2G/3G.
544     * <p>
545     * In some cases, a matching Activity may not exist, so ensure you
546     * safeguard against this.
547     * <p>
548     * Input: Nothing.
549     * <p>
550     * Output: Nothing.
551     */
552    @SdkConstant(SdkConstantType.ACTIVITY_INTENT_ACTION)
553    public static final String ACTION_DATA_ROAMING_SETTINGS =
554            "android.settings.DATA_ROAMING_SETTINGS";
555
556    /**
557     * Activity Action: Show settings for internal storage.
558     * <p>
559     * In some cases, a matching Activity may not exist, so ensure you
560     * safeguard against this.
561     * <p>
562     * Input: Nothing.
563     * <p>
564     * Output: Nothing.
565     */
566    @SdkConstant(SdkConstantType.ACTIVITY_INTENT_ACTION)
567    public static final String ACTION_INTERNAL_STORAGE_SETTINGS =
568            "android.settings.INTERNAL_STORAGE_SETTINGS";
569    /**
570     * Activity Action: Show settings for memory card storage.
571     * <p>
572     * In some cases, a matching Activity may not exist, so ensure you
573     * safeguard against this.
574     * <p>
575     * Input: Nothing.
576     * <p>
577     * Output: Nothing.
578     */
579    @SdkConstant(SdkConstantType.ACTIVITY_INTENT_ACTION)
580    public static final String ACTION_MEMORY_CARD_SETTINGS =
581            "android.settings.MEMORY_CARD_SETTINGS";
582
583    /**
584     * Activity Action: Show settings for global search.
585     * <p>
586     * In some cases, a matching Activity may not exist, so ensure you
587     * safeguard against this.
588     * <p>
589     * Input: Nothing.
590     * <p>
591     * Output: Nothing
592     */
593    @SdkConstant(SdkConstantType.ACTIVITY_INTENT_ACTION)
594    public static final String ACTION_SEARCH_SETTINGS =
595        "android.search.action.SEARCH_SETTINGS";
596
597    /**
598     * Activity Action: Show general device information settings (serial
599     * number, software version, phone number, etc.).
600     * <p>
601     * In some cases, a matching Activity may not exist, so ensure you
602     * safeguard against this.
603     * <p>
604     * Input: Nothing.
605     * <p>
606     * Output: Nothing
607     */
608    @SdkConstant(SdkConstantType.ACTIVITY_INTENT_ACTION)
609    public static final String ACTION_DEVICE_INFO_SETTINGS =
610        "android.settings.DEVICE_INFO_SETTINGS";
611
612    /**
613     * Activity Action: Show NFC settings.
614     * <p>
615     * This shows UI that allows NFC to be turned on or off.
616     * <p>
617     * In some cases, a matching Activity may not exist, so ensure you
618     * safeguard against this.
619     * <p>
620     * Input: Nothing.
621     * <p>
622     * Output: Nothing
623     * @see android.nfc.NfcAdapter#isEnabled()
624     */
625    @SdkConstant(SdkConstantType.ACTIVITY_INTENT_ACTION)
626    public static final String ACTION_NFC_SETTINGS = "android.settings.NFC_SETTINGS";
627
628    /**
629     * Activity Action: Show NFC Sharing settings.
630     * <p>
631     * This shows UI that allows NDEF Push (Android Beam) to be turned on or
632     * off.
633     * <p>
634     * In some cases, a matching Activity may not exist, so ensure you
635     * safeguard against this.
636     * <p>
637     * Input: Nothing.
638     * <p>
639     * Output: Nothing
640     * @see android.nfc.NfcAdapter#isNdefPushEnabled()
641     */
642    @SdkConstant(SdkConstantType.ACTIVITY_INTENT_ACTION)
643    public static final String ACTION_NFCSHARING_SETTINGS =
644        "android.settings.NFCSHARING_SETTINGS";
645
646    /**
647     * Activity Action: Show NFC Tap & Pay settings
648     * <p>
649     * This shows UI that allows the user to configure Tap&Pay
650     * settings.
651     * <p>
652     * In some cases, a matching Activity may not exist, so ensure you
653     * safeguard against this.
654     * <p>
655     * Input: Nothing.
656     * <p>
657     * Output: Nothing
658     */
659    @SdkConstant(SdkConstantType.ACTIVITY_INTENT_ACTION)
660    public static final String ACTION_NFC_PAYMENT_SETTINGS =
661        "android.settings.NFC_PAYMENT_SETTINGS";
662
663    /**
664     * Activity Action: Show Daydream settings.
665     * <p>
666     * In some cases, a matching Activity may not exist, so ensure you
667     * safeguard against this.
668     * <p>
669     * Input: Nothing.
670     * <p>
671     * Output: Nothing.
672     * @see android.service.dreams.DreamService
673     */
674    @SdkConstant(SdkConstantType.ACTIVITY_INTENT_ACTION)
675    public static final String ACTION_DREAM_SETTINGS = "android.settings.DREAM_SETTINGS";
676
677    /**
678     * Activity Action: Show Notification listener settings.
679     * <p>
680     * In some cases, a matching Activity may not exist, so ensure you
681     * safeguard against this.
682     * <p>
683     * Input: Nothing.
684     * <p>
685     * Output: Nothing.
686     * @see android.service.notification.NotificationListenerService
687     * @hide
688     */
689    @SdkConstant(SdkConstantType.ACTIVITY_INTENT_ACTION)
690    public static final String ACTION_NOTIFICATION_LISTENER_SETTINGS
691            = "android.settings.NOTIFICATION_LISTENER_SETTINGS";
692
693    /**
694     * Activity Action: Show settings for video captioning.
695     * <p>
696     * In some cases, a matching Activity may not exist, so ensure you safeguard
697     * against this.
698     * <p>
699     * Input: Nothing.
700     * <p>
701     * Output: Nothing.
702     */
703    @SdkConstant(SdkConstantType.ACTIVITY_INTENT_ACTION)
704    public static final String ACTION_CAPTIONING_SETTINGS = "android.settings.CAPTIONING_SETTINGS";
705
706    /**
707     * Activity Action: Show the top level print settings.
708     * <p>
709     * In some cases, a matching Activity may not exist, so ensure you
710     * safeguard against this.
711     * <p>
712     * Input: Nothing.
713     * <p>
714     * Output: Nothing.
715     */
716    @SdkConstant(SdkConstantType.ACTIVITY_INTENT_ACTION)
717    public static final String ACTION_PRINT_SETTINGS =
718            "android.settings.ACTION_PRINT_SETTINGS";
719
720    // End of Intent actions for Settings
721
722    /**
723     * @hide - Private call() method on SettingsProvider to read from 'system' table.
724     */
725    public static final String CALL_METHOD_GET_SYSTEM = "GET_system";
726
727    /**
728     * @hide - Private call() method on SettingsProvider to read from 'secure' table.
729     */
730    public static final String CALL_METHOD_GET_SECURE = "GET_secure";
731
732    /**
733     * @hide - Private call() method on SettingsProvider to read from 'global' table.
734     */
735    public static final String CALL_METHOD_GET_GLOBAL = "GET_global";
736
737    /**
738     * @hide - User handle argument extra to the fast-path call()-based requests
739     */
740    public static final String CALL_METHOD_USER_KEY = "_user";
741
742    /** @hide - Private call() method to write to 'system' table */
743    public static final String CALL_METHOD_PUT_SYSTEM = "PUT_system";
744
745    /** @hide - Private call() method to write to 'secure' table */
746    public static final String CALL_METHOD_PUT_SECURE = "PUT_secure";
747
748    /** @hide - Private call() method to write to 'global' table */
749    public static final String CALL_METHOD_PUT_GLOBAL= "PUT_global";
750
751    /**
752     * Activity Extra: Limit available options in launched activity based on the given authority.
753     * <p>
754     * This can be passed as an extra field in an Activity Intent with one or more syncable content
755     * provider's authorities as a String[]. This field is used by some intents to alter the
756     * behavior of the called activity.
757     * <p>
758     * Example: The {@link #ACTION_ADD_ACCOUNT} intent restricts the account types available based
759     * on the authority given.
760     */
761    public static final String EXTRA_AUTHORITIES = "authorities";
762
763    /**
764     * Activity Extra: Limit available options in launched activity based on the given account
765     * types.
766     * <p>
767     * This can be passed as an extra field in an Activity Intent with one or more account types
768     * as a String[]. This field is used by some intents to alter the behavior of the called
769     * activity.
770     * <p>
771     * Example: The {@link #ACTION_ADD_ACCOUNT} intent restricts the account types to the specified
772     * list.
773     */
774    public static final String EXTRA_ACCOUNT_TYPES = "account_types";
775
776    public static final String EXTRA_INPUT_METHOD_ID = "input_method_id";
777
778    private static final String JID_RESOURCE_PREFIX = "android";
779
780    public static final String AUTHORITY = "settings";
781
782    private static final String TAG = "Settings";
783    private static final boolean LOCAL_LOGV = false;
784
785    // Lock ensures that when enabling/disabling the master location switch, we don't end up
786    // with a partial enable/disable state in multi-threaded situations.
787    private static final Object mLocationSettingsLock = new Object();
788
789    public static class SettingNotFoundException extends AndroidException {
790        public SettingNotFoundException(String msg) {
791            super(msg);
792        }
793    }
794
795    /**
796     * Common base for tables of name/value settings.
797     */
798    public static class NameValueTable implements BaseColumns {
799        public static final String NAME = "name";
800        public static final String VALUE = "value";
801
802        protected static boolean putString(ContentResolver resolver, Uri uri,
803                String name, String value) {
804            // The database will take care of replacing duplicates.
805            try {
806                ContentValues values = new ContentValues();
807                values.put(NAME, name);
808                values.put(VALUE, value);
809                resolver.insert(uri, values);
810                return true;
811            } catch (SQLException e) {
812                Log.w(TAG, "Can't set key " + name + " in " + uri, e);
813                return false;
814            }
815        }
816
817        public static Uri getUriFor(Uri uri, String name) {
818            return Uri.withAppendedPath(uri, name);
819        }
820    }
821
822    // Thread-safe.
823    private static class NameValueCache {
824        private final String mVersionSystemProperty;
825        private final Uri mUri;
826
827        private static final String[] SELECT_VALUE =
828            new String[] { Settings.NameValueTable.VALUE };
829        private static final String NAME_EQ_PLACEHOLDER = "name=?";
830
831        // Must synchronize on 'this' to access mValues and mValuesVersion.
832        private final HashMap<String, String> mValues = new HashMap<String, String>();
833        private long mValuesVersion = 0;
834
835        // Initially null; set lazily and held forever.  Synchronized on 'this'.
836        private IContentProvider mContentProvider = null;
837
838        // The method we'll call (or null, to not use) on the provider
839        // for the fast path of retrieving settings.
840        private final String mCallGetCommand;
841        private final String mCallSetCommand;
842
843        public NameValueCache(String versionSystemProperty, Uri uri,
844                String getCommand, String setCommand) {
845            mVersionSystemProperty = versionSystemProperty;
846            mUri = uri;
847            mCallGetCommand = getCommand;
848            mCallSetCommand = setCommand;
849        }
850
851        private IContentProvider lazyGetProvider(ContentResolver cr) {
852            IContentProvider cp = null;
853            synchronized (this) {
854                cp = mContentProvider;
855                if (cp == null) {
856                    cp = mContentProvider = cr.acquireProvider(mUri.getAuthority());
857                }
858            }
859            return cp;
860        }
861
862        public boolean putStringForUser(ContentResolver cr, String name, String value,
863                final int userHandle) {
864            try {
865                Bundle arg = new Bundle();
866                arg.putString(Settings.NameValueTable.VALUE, value);
867                arg.putInt(CALL_METHOD_USER_KEY, userHandle);
868                IContentProvider cp = lazyGetProvider(cr);
869                cp.call(cr.getPackageName(), mCallSetCommand, name, arg);
870            } catch (RemoteException e) {
871                Log.w(TAG, "Can't set key " + name + " in " + mUri, e);
872                return false;
873            }
874            return true;
875        }
876
877        public String getStringForUser(ContentResolver cr, String name, final int userHandle) {
878            final boolean isSelf = (userHandle == UserHandle.myUserId());
879            if (isSelf) {
880                long newValuesVersion = SystemProperties.getLong(mVersionSystemProperty, 0);
881
882                // Our own user's settings data uses a client-side cache
883                synchronized (this) {
884                    if (mValuesVersion != newValuesVersion) {
885                        if (LOCAL_LOGV || false) {
886                            Log.v(TAG, "invalidate [" + mUri.getLastPathSegment() + "]: current "
887                                    + newValuesVersion + " != cached " + mValuesVersion);
888                        }
889
890                        mValues.clear();
891                        mValuesVersion = newValuesVersion;
892                    }
893
894                    if (mValues.containsKey(name)) {
895                        return mValues.get(name);  // Could be null, that's OK -- negative caching
896                    }
897                }
898            } else {
899                if (LOCAL_LOGV) Log.v(TAG, "get setting for user " + userHandle
900                        + " by user " + UserHandle.myUserId() + " so skipping cache");
901            }
902
903            IContentProvider cp = lazyGetProvider(cr);
904
905            // Try the fast path first, not using query().  If this
906            // fails (alternate Settings provider that doesn't support
907            // this interface?) then we fall back to the query/table
908            // interface.
909            if (mCallGetCommand != null) {
910                try {
911                    Bundle args = null;
912                    if (!isSelf) {
913                        args = new Bundle();
914                        args.putInt(CALL_METHOD_USER_KEY, userHandle);
915                    }
916                    Bundle b = cp.call(cr.getPackageName(), mCallGetCommand, name, args);
917                    if (b != null) {
918                        String value = b.getPairValue();
919                        // Don't update our cache for reads of other users' data
920                        if (isSelf) {
921                            synchronized (this) {
922                                mValues.put(name, value);
923                            }
924                        } else {
925                            if (LOCAL_LOGV) Log.i(TAG, "call-query of user " + userHandle
926                                    + " by " + UserHandle.myUserId()
927                                    + " so not updating cache");
928                        }
929                        return value;
930                    }
931                    // If the response Bundle is null, we fall through
932                    // to the query interface below.
933                } catch (RemoteException e) {
934                    // Not supported by the remote side?  Fall through
935                    // to query().
936                }
937            }
938
939            Cursor c = null;
940            try {
941                c = cp.query(cr.getPackageName(), mUri, SELECT_VALUE, NAME_EQ_PLACEHOLDER,
942                             new String[]{name}, null, null);
943                if (c == null) {
944                    Log.w(TAG, "Can't get key " + name + " from " + mUri);
945                    return null;
946                }
947
948                String value = c.moveToNext() ? c.getString(0) : null;
949                synchronized (this) {
950                    mValues.put(name, value);
951                }
952                if (LOCAL_LOGV) {
953                    Log.v(TAG, "cache miss [" + mUri.getLastPathSegment() + "]: " +
954                            name + " = " + (value == null ? "(null)" : value));
955                }
956                return value;
957            } catch (RemoteException e) {
958                Log.w(TAG, "Can't get key " + name + " from " + mUri, e);
959                return null;  // Return null, but don't cache it.
960            } finally {
961                if (c != null) c.close();
962            }
963        }
964    }
965
966    /**
967     * System settings, containing miscellaneous system preferences.  This
968     * table holds simple name/value pairs.  There are convenience
969     * functions for accessing individual settings entries.
970     */
971    public static final class System extends NameValueTable {
972        public static final String SYS_PROP_SETTING_VERSION = "sys.settings_system_version";
973
974        /**
975         * The content:// style URL for this table
976         */
977        public static final Uri CONTENT_URI =
978            Uri.parse("content://" + AUTHORITY + "/system");
979
980        private static final NameValueCache sNameValueCache = new NameValueCache(
981                SYS_PROP_SETTING_VERSION,
982                CONTENT_URI,
983                CALL_METHOD_GET_SYSTEM,
984                CALL_METHOD_PUT_SYSTEM);
985
986        private static final HashSet<String> MOVED_TO_SECURE;
987        static {
988            MOVED_TO_SECURE = new HashSet<String>(30);
989            MOVED_TO_SECURE.add(Secure.ANDROID_ID);
990            MOVED_TO_SECURE.add(Secure.HTTP_PROXY);
991            MOVED_TO_SECURE.add(Secure.LOCATION_PROVIDERS_ALLOWED);
992            MOVED_TO_SECURE.add(Secure.LOCK_BIOMETRIC_WEAK_FLAGS);
993            MOVED_TO_SECURE.add(Secure.LOCK_PATTERN_ENABLED);
994            MOVED_TO_SECURE.add(Secure.LOCK_PATTERN_VISIBLE);
995            MOVED_TO_SECURE.add(Secure.LOCK_PATTERN_TACTILE_FEEDBACK_ENABLED);
996            MOVED_TO_SECURE.add(Secure.LOGGING_ID);
997            MOVED_TO_SECURE.add(Secure.PARENTAL_CONTROL_ENABLED);
998            MOVED_TO_SECURE.add(Secure.PARENTAL_CONTROL_LAST_UPDATE);
999            MOVED_TO_SECURE.add(Secure.PARENTAL_CONTROL_REDIRECT_URL);
1000            MOVED_TO_SECURE.add(Secure.SETTINGS_CLASSNAME);
1001            MOVED_TO_SECURE.add(Secure.USE_GOOGLE_MAIL);
1002            MOVED_TO_SECURE.add(Secure.WIFI_NETWORKS_AVAILABLE_NOTIFICATION_ON);
1003            MOVED_TO_SECURE.add(Secure.WIFI_NETWORKS_AVAILABLE_REPEAT_DELAY);
1004            MOVED_TO_SECURE.add(Secure.WIFI_NUM_OPEN_NETWORKS_KEPT);
1005            MOVED_TO_SECURE.add(Secure.WIFI_ON);
1006            MOVED_TO_SECURE.add(Secure.WIFI_WATCHDOG_ACCEPTABLE_PACKET_LOSS_PERCENTAGE);
1007            MOVED_TO_SECURE.add(Secure.WIFI_WATCHDOG_AP_COUNT);
1008            MOVED_TO_SECURE.add(Secure.WIFI_WATCHDOG_BACKGROUND_CHECK_DELAY_MS);
1009            MOVED_TO_SECURE.add(Secure.WIFI_WATCHDOG_BACKGROUND_CHECK_ENABLED);
1010            MOVED_TO_SECURE.add(Secure.WIFI_WATCHDOG_BACKGROUND_CHECK_TIMEOUT_MS);
1011            MOVED_TO_SECURE.add(Secure.WIFI_WATCHDOG_INITIAL_IGNORED_PING_COUNT);
1012            MOVED_TO_SECURE.add(Secure.WIFI_WATCHDOG_MAX_AP_CHECKS);
1013            MOVED_TO_SECURE.add(Secure.WIFI_WATCHDOG_ON);
1014            MOVED_TO_SECURE.add(Secure.WIFI_WATCHDOG_PING_COUNT);
1015            MOVED_TO_SECURE.add(Secure.WIFI_WATCHDOG_PING_DELAY_MS);
1016            MOVED_TO_SECURE.add(Secure.WIFI_WATCHDOG_PING_TIMEOUT_MS);
1017        }
1018
1019        private static final HashSet<String> MOVED_TO_GLOBAL;
1020        private static final HashSet<String> MOVED_TO_SECURE_THEN_GLOBAL;
1021        static {
1022            MOVED_TO_GLOBAL = new HashSet<String>();
1023            MOVED_TO_SECURE_THEN_GLOBAL = new HashSet<String>();
1024
1025            // these were originally in system but migrated to secure in the past,
1026            // so are duplicated in the Secure.* namespace
1027            MOVED_TO_SECURE_THEN_GLOBAL.add(Global.ADB_ENABLED);
1028            MOVED_TO_SECURE_THEN_GLOBAL.add(Global.BLUETOOTH_ON);
1029            MOVED_TO_SECURE_THEN_GLOBAL.add(Global.DATA_ROAMING);
1030            MOVED_TO_SECURE_THEN_GLOBAL.add(Global.DEVICE_PROVISIONED);
1031            MOVED_TO_SECURE_THEN_GLOBAL.add(Global.INSTALL_NON_MARKET_APPS);
1032            MOVED_TO_SECURE_THEN_GLOBAL.add(Global.USB_MASS_STORAGE_ENABLED);
1033            MOVED_TO_SECURE_THEN_GLOBAL.add(Global.HTTP_PROXY);
1034
1035            // these are moving directly from system to global
1036            MOVED_TO_GLOBAL.add(Settings.Global.AIRPLANE_MODE_ON);
1037            MOVED_TO_GLOBAL.add(Settings.Global.AIRPLANE_MODE_RADIOS);
1038            MOVED_TO_GLOBAL.add(Settings.Global.AIRPLANE_MODE_TOGGLEABLE_RADIOS);
1039            MOVED_TO_GLOBAL.add(Settings.Global.AUTO_TIME);
1040            MOVED_TO_GLOBAL.add(Settings.Global.AUTO_TIME_ZONE);
1041            MOVED_TO_GLOBAL.add(Settings.Global.CAR_DOCK_SOUND);
1042            MOVED_TO_GLOBAL.add(Settings.Global.CAR_UNDOCK_SOUND);
1043            MOVED_TO_GLOBAL.add(Settings.Global.DESK_DOCK_SOUND);
1044            MOVED_TO_GLOBAL.add(Settings.Global.DESK_UNDOCK_SOUND);
1045            MOVED_TO_GLOBAL.add(Settings.Global.DOCK_SOUNDS_ENABLED);
1046            MOVED_TO_GLOBAL.add(Settings.Global.LOCK_SOUND);
1047            MOVED_TO_GLOBAL.add(Settings.Global.UNLOCK_SOUND);
1048            MOVED_TO_GLOBAL.add(Settings.Global.LOW_BATTERY_SOUND);
1049            MOVED_TO_GLOBAL.add(Settings.Global.POWER_SOUNDS_ENABLED);
1050            MOVED_TO_GLOBAL.add(Settings.Global.STAY_ON_WHILE_PLUGGED_IN);
1051            MOVED_TO_GLOBAL.add(Settings.Global.WIFI_SLEEP_POLICY);
1052            MOVED_TO_GLOBAL.add(Settings.Global.MODE_RINGER);
1053            MOVED_TO_GLOBAL.add(Settings.Global.WINDOW_ANIMATION_SCALE);
1054            MOVED_TO_GLOBAL.add(Settings.Global.TRANSITION_ANIMATION_SCALE);
1055            MOVED_TO_GLOBAL.add(Settings.Global.ANIMATOR_DURATION_SCALE);
1056            MOVED_TO_GLOBAL.add(Settings.Global.FANCY_IME_ANIMATIONS);
1057            MOVED_TO_GLOBAL.add(Settings.Global.COMPATIBILITY_MODE);
1058            MOVED_TO_GLOBAL.add(Settings.Global.EMERGENCY_TONE);
1059            MOVED_TO_GLOBAL.add(Settings.Global.CALL_AUTO_RETRY);
1060            MOVED_TO_GLOBAL.add(Settings.Global.DEBUG_APP);
1061            MOVED_TO_GLOBAL.add(Settings.Global.WAIT_FOR_DEBUGGER);
1062            MOVED_TO_GLOBAL.add(Settings.Global.SHOW_PROCESSES);
1063            MOVED_TO_GLOBAL.add(Settings.Global.ALWAYS_FINISH_ACTIVITIES);
1064            MOVED_TO_GLOBAL.add(Settings.Global.TZINFO_UPDATE_CONTENT_URL);
1065            MOVED_TO_GLOBAL.add(Settings.Global.TZINFO_UPDATE_METADATA_URL);
1066            MOVED_TO_GLOBAL.add(Settings.Global.SELINUX_UPDATE_CONTENT_URL);
1067            MOVED_TO_GLOBAL.add(Settings.Global.SELINUX_UPDATE_METADATA_URL);
1068            MOVED_TO_GLOBAL.add(Settings.Global.SMS_SHORT_CODES_UPDATE_CONTENT_URL);
1069            MOVED_TO_GLOBAL.add(Settings.Global.SMS_SHORT_CODES_UPDATE_METADATA_URL);
1070            MOVED_TO_GLOBAL.add(Settings.Global.CERT_PIN_UPDATE_CONTENT_URL);
1071            MOVED_TO_GLOBAL.add(Settings.Global.CERT_PIN_UPDATE_METADATA_URL);
1072        }
1073
1074        /** @hide */
1075        public static void getMovedKeys(HashSet<String> outKeySet) {
1076            outKeySet.addAll(MOVED_TO_GLOBAL);
1077            outKeySet.addAll(MOVED_TO_SECURE_THEN_GLOBAL);
1078        }
1079
1080        /** @hide */
1081        public static void getNonLegacyMovedKeys(HashSet<String> outKeySet) {
1082            outKeySet.addAll(MOVED_TO_GLOBAL);
1083        }
1084
1085        /**
1086         * Look up a name in the database.
1087         * @param resolver to access the database with
1088         * @param name to look up in the table
1089         * @return the corresponding value, or null if not present
1090         */
1091        public static String getString(ContentResolver resolver, String name) {
1092            return getStringForUser(resolver, name, UserHandle.myUserId());
1093        }
1094
1095        /** @hide */
1096        public static String getStringForUser(ContentResolver resolver, String name,
1097                int userHandle) {
1098            if (MOVED_TO_SECURE.contains(name)) {
1099                Log.w(TAG, "Setting " + name + " has moved from android.provider.Settings.System"
1100                        + " to android.provider.Settings.Secure, returning read-only value.");
1101                return Secure.getStringForUser(resolver, name, userHandle);
1102            }
1103            if (MOVED_TO_GLOBAL.contains(name) || MOVED_TO_SECURE_THEN_GLOBAL.contains(name)) {
1104                Log.w(TAG, "Setting " + name + " has moved from android.provider.Settings.System"
1105                        + " to android.provider.Settings.Global, returning read-only value.");
1106                return Global.getStringForUser(resolver, name, userHandle);
1107            }
1108            return sNameValueCache.getStringForUser(resolver, name, userHandle);
1109        }
1110
1111        /**
1112         * Store a name/value pair into the database.
1113         * @param resolver to access the database with
1114         * @param name to store
1115         * @param value to associate with the name
1116         * @return true if the value was set, false on database errors
1117         */
1118        public static boolean putString(ContentResolver resolver, String name, String value) {
1119            return putStringForUser(resolver, name, value, UserHandle.myUserId());
1120        }
1121
1122        /** @hide */
1123        public static boolean putStringForUser(ContentResolver resolver, String name, String value,
1124                int userHandle) {
1125            if (MOVED_TO_SECURE.contains(name)) {
1126                Log.w(TAG, "Setting " + name + " has moved from android.provider.Settings.System"
1127                        + " to android.provider.Settings.Secure, value is unchanged.");
1128                return false;
1129            }
1130            if (MOVED_TO_GLOBAL.contains(name) || MOVED_TO_SECURE_THEN_GLOBAL.contains(name)) {
1131                Log.w(TAG, "Setting " + name + " has moved from android.provider.Settings.System"
1132                        + " to android.provider.Settings.Global, value is unchanged.");
1133                return false;
1134            }
1135            return sNameValueCache.putStringForUser(resolver, name, value, userHandle);
1136        }
1137
1138        /**
1139         * Construct the content URI for a particular name/value pair,
1140         * useful for monitoring changes with a ContentObserver.
1141         * @param name to look up in the table
1142         * @return the corresponding content URI, or null if not present
1143         */
1144        public static Uri getUriFor(String name) {
1145            if (MOVED_TO_SECURE.contains(name)) {
1146                Log.w(TAG, "Setting " + name + " has moved from android.provider.Settings.System"
1147                    + " to android.provider.Settings.Secure, returning Secure URI.");
1148                return Secure.getUriFor(Secure.CONTENT_URI, name);
1149            }
1150            if (MOVED_TO_GLOBAL.contains(name) || MOVED_TO_SECURE_THEN_GLOBAL.contains(name)) {
1151                Log.w(TAG, "Setting " + name + " has moved from android.provider.Settings.System"
1152                        + " to android.provider.Settings.Global, returning read-only global URI.");
1153                return Global.getUriFor(Global.CONTENT_URI, name);
1154            }
1155            return getUriFor(CONTENT_URI, name);
1156        }
1157
1158        /**
1159         * Convenience function for retrieving a single system settings value
1160         * as an integer.  Note that internally setting values are always
1161         * stored as strings; this function converts the string to an integer
1162         * for you.  The default value will be returned if the setting is
1163         * not defined or not an integer.
1164         *
1165         * @param cr The ContentResolver to access.
1166         * @param name The name of the setting to retrieve.
1167         * @param def Value to return if the setting is not defined.
1168         *
1169         * @return The setting's current value, or 'def' if it is not defined
1170         * or not a valid integer.
1171         */
1172        public static int getInt(ContentResolver cr, String name, int def) {
1173            return getIntForUser(cr, name, def, UserHandle.myUserId());
1174        }
1175
1176        /** @hide */
1177        public static int getIntForUser(ContentResolver cr, String name, int def, int userHandle) {
1178            String v = getStringForUser(cr, name, userHandle);
1179            try {
1180                return v != null ? Integer.parseInt(v) : def;
1181            } catch (NumberFormatException e) {
1182                return def;
1183            }
1184        }
1185
1186        /**
1187         * Convenience function for retrieving a single system settings value
1188         * as an integer.  Note that internally setting values are always
1189         * stored as strings; this function converts the string to an integer
1190         * for you.
1191         * <p>
1192         * This version does not take a default value.  If the setting has not
1193         * been set, or the string value is not a number,
1194         * it throws {@link SettingNotFoundException}.
1195         *
1196         * @param cr The ContentResolver to access.
1197         * @param name The name of the setting to retrieve.
1198         *
1199         * @throws SettingNotFoundException Thrown if a setting by the given
1200         * name can't be found or the setting value is not an integer.
1201         *
1202         * @return The setting's current value.
1203         */
1204        public static int getInt(ContentResolver cr, String name)
1205                throws SettingNotFoundException {
1206            return getIntForUser(cr, name, UserHandle.myUserId());
1207        }
1208
1209        /** @hide */
1210        public static int getIntForUser(ContentResolver cr, String name, int userHandle)
1211                throws SettingNotFoundException {
1212            String v = getStringForUser(cr, name, userHandle);
1213            try {
1214                return Integer.parseInt(v);
1215            } catch (NumberFormatException e) {
1216                throw new SettingNotFoundException(name);
1217            }
1218        }
1219
1220        /**
1221         * Convenience function for updating a single settings value as an
1222         * integer. This will either create a new entry in the table if the
1223         * given name does not exist, or modify the value of the existing row
1224         * with that name.  Note that internally setting values are always
1225         * stored as strings, so this function converts the given value to a
1226         * string before storing it.
1227         *
1228         * @param cr The ContentResolver to access.
1229         * @param name The name of the setting to modify.
1230         * @param value The new value for the setting.
1231         * @return true if the value was set, false on database errors
1232         */
1233        public static boolean putInt(ContentResolver cr, String name, int value) {
1234            return putIntForUser(cr, name, value, UserHandle.myUserId());
1235        }
1236
1237        /** @hide */
1238        public static boolean putIntForUser(ContentResolver cr, String name, int value,
1239                int userHandle) {
1240            return putStringForUser(cr, name, Integer.toString(value), userHandle);
1241        }
1242
1243        /**
1244         * Convenience function for retrieving a single system settings value
1245         * as a {@code long}.  Note that internally setting values are always
1246         * stored as strings; this function converts the string to a {@code long}
1247         * for you.  The default value will be returned if the setting is
1248         * not defined or not a {@code long}.
1249         *
1250         * @param cr The ContentResolver to access.
1251         * @param name The name of the setting to retrieve.
1252         * @param def Value to return if the setting is not defined.
1253         *
1254         * @return The setting's current value, or 'def' if it is not defined
1255         * or not a valid {@code long}.
1256         */
1257        public static long getLong(ContentResolver cr, String name, long def) {
1258            return getLongForUser(cr, name, def, UserHandle.myUserId());
1259        }
1260
1261        /** @hide */
1262        public static long getLongForUser(ContentResolver cr, String name, long def,
1263                int userHandle) {
1264            String valString = getStringForUser(cr, name, userHandle);
1265            long value;
1266            try {
1267                value = valString != null ? Long.parseLong(valString) : def;
1268            } catch (NumberFormatException e) {
1269                value = def;
1270            }
1271            return value;
1272        }
1273
1274        /**
1275         * Convenience function for retrieving a single system settings value
1276         * as a {@code long}.  Note that internally setting values are always
1277         * stored as strings; this function converts the string to a {@code long}
1278         * for you.
1279         * <p>
1280         * This version does not take a default value.  If the setting has not
1281         * been set, or the string value is not a number,
1282         * it throws {@link SettingNotFoundException}.
1283         *
1284         * @param cr The ContentResolver to access.
1285         * @param name The name of the setting to retrieve.
1286         *
1287         * @return The setting's current value.
1288         * @throws SettingNotFoundException Thrown if a setting by the given
1289         * name can't be found or the setting value is not an integer.
1290         */
1291        public static long getLong(ContentResolver cr, String name)
1292                throws SettingNotFoundException {
1293            return getLongForUser(cr, name, UserHandle.myUserId());
1294        }
1295
1296        /** @hide */
1297        public static long getLongForUser(ContentResolver cr, String name, int userHandle)
1298                throws SettingNotFoundException {
1299            String valString = getStringForUser(cr, name, userHandle);
1300            try {
1301                return Long.parseLong(valString);
1302            } catch (NumberFormatException e) {
1303                throw new SettingNotFoundException(name);
1304            }
1305        }
1306
1307        /**
1308         * Convenience function for updating a single settings value as a long
1309         * integer. This will either create a new entry in the table if the
1310         * given name does not exist, or modify the value of the existing row
1311         * with that name.  Note that internally setting values are always
1312         * stored as strings, so this function converts the given value to a
1313         * string before storing it.
1314         *
1315         * @param cr The ContentResolver to access.
1316         * @param name The name of the setting to modify.
1317         * @param value The new value for the setting.
1318         * @return true if the value was set, false on database errors
1319         */
1320        public static boolean putLong(ContentResolver cr, String name, long value) {
1321            return putLongForUser(cr, name, value, UserHandle.myUserId());
1322        }
1323
1324        /** @hide */
1325        public static boolean putLongForUser(ContentResolver cr, String name, long value,
1326                int userHandle) {
1327            return putStringForUser(cr, name, Long.toString(value), userHandle);
1328        }
1329
1330        /**
1331         * Convenience function for retrieving a single system settings value
1332         * as a floating point number.  Note that internally setting values are
1333         * always stored as strings; this function converts the string to an
1334         * float for you. The default value will be returned if the setting
1335         * is not defined or not a valid float.
1336         *
1337         * @param cr The ContentResolver to access.
1338         * @param name The name of the setting to retrieve.
1339         * @param def Value to return if the setting is not defined.
1340         *
1341         * @return The setting's current value, or 'def' if it is not defined
1342         * or not a valid float.
1343         */
1344        public static float getFloat(ContentResolver cr, String name, float def) {
1345            return getFloatForUser(cr, name, def, UserHandle.myUserId());
1346        }
1347
1348        /** @hide */
1349        public static float getFloatForUser(ContentResolver cr, String name, float def,
1350                int userHandle) {
1351            String v = getStringForUser(cr, name, userHandle);
1352            try {
1353                return v != null ? Float.parseFloat(v) : def;
1354            } catch (NumberFormatException e) {
1355                return def;
1356            }
1357        }
1358
1359        /**
1360         * Convenience function for retrieving a single system settings value
1361         * as a float.  Note that internally setting values are always
1362         * stored as strings; this function converts the string to a float
1363         * for you.
1364         * <p>
1365         * This version does not take a default value.  If the setting has not
1366         * been set, or the string value is not a number,
1367         * it throws {@link SettingNotFoundException}.
1368         *
1369         * @param cr The ContentResolver to access.
1370         * @param name The name of the setting to retrieve.
1371         *
1372         * @throws SettingNotFoundException Thrown if a setting by the given
1373         * name can't be found or the setting value is not a float.
1374         *
1375         * @return The setting's current value.
1376         */
1377        public static float getFloat(ContentResolver cr, String name)
1378                throws SettingNotFoundException {
1379            return getFloatForUser(cr, name, UserHandle.myUserId());
1380        }
1381
1382        /** @hide */
1383        public static float getFloatForUser(ContentResolver cr, String name, int userHandle)
1384                throws SettingNotFoundException {
1385            String v = getStringForUser(cr, name, userHandle);
1386            if (v == null) {
1387                throw new SettingNotFoundException(name);
1388            }
1389            try {
1390                return Float.parseFloat(v);
1391            } catch (NumberFormatException e) {
1392                throw new SettingNotFoundException(name);
1393            }
1394        }
1395
1396        /**
1397         * Convenience function for updating a single settings value as a
1398         * floating point number. This will either create a new entry in the
1399         * table if the given name does not exist, or modify the value of the
1400         * existing row with that name.  Note that internally setting values
1401         * are always stored as strings, so this function converts the given
1402         * value to a string before storing it.
1403         *
1404         * @param cr The ContentResolver to access.
1405         * @param name The name of the setting to modify.
1406         * @param value The new value for the setting.
1407         * @return true if the value was set, false on database errors
1408         */
1409        public static boolean putFloat(ContentResolver cr, String name, float value) {
1410            return putFloatForUser(cr, name, value, UserHandle.myUserId());
1411        }
1412
1413        /** @hide */
1414        public static boolean putFloatForUser(ContentResolver cr, String name, float value,
1415                int userHandle) {
1416            return putStringForUser(cr, name, Float.toString(value), userHandle);
1417        }
1418
1419        /**
1420         * Convenience function to read all of the current
1421         * configuration-related settings into a
1422         * {@link Configuration} object.
1423         *
1424         * @param cr The ContentResolver to access.
1425         * @param outConfig Where to place the configuration settings.
1426         */
1427        public static void getConfiguration(ContentResolver cr, Configuration outConfig) {
1428            getConfigurationForUser(cr, outConfig, UserHandle.myUserId());
1429        }
1430
1431        /** @hide */
1432        public static void getConfigurationForUser(ContentResolver cr, Configuration outConfig,
1433                int userHandle) {
1434            outConfig.fontScale = Settings.System.getFloatForUser(
1435                cr, FONT_SCALE, outConfig.fontScale, userHandle);
1436            if (outConfig.fontScale < 0) {
1437                outConfig.fontScale = 1;
1438            }
1439        }
1440
1441        /**
1442         * @hide Erase the fields in the Configuration that should be applied
1443         * by the settings.
1444         */
1445        public static void clearConfiguration(Configuration inoutConfig) {
1446            inoutConfig.fontScale = 0;
1447        }
1448
1449        /**
1450         * Convenience function to write a batch of configuration-related
1451         * settings from a {@link Configuration} object.
1452         *
1453         * @param cr The ContentResolver to access.
1454         * @param config The settings to write.
1455         * @return true if the values were set, false on database errors
1456         */
1457        public static boolean putConfiguration(ContentResolver cr, Configuration config) {
1458            return putConfigurationForUser(cr, config, UserHandle.myUserId());
1459        }
1460
1461        /** @hide */
1462        public static boolean putConfigurationForUser(ContentResolver cr, Configuration config,
1463                int userHandle) {
1464            return Settings.System.putFloatForUser(cr, FONT_SCALE, config.fontScale, userHandle);
1465        }
1466
1467        /** @hide */
1468        public static boolean hasInterestingConfigurationChanges(int changes) {
1469            return (changes&ActivityInfo.CONFIG_FONT_SCALE) != 0;
1470        }
1471
1472        /** @deprecated - Do not use */
1473        @Deprecated
1474        public static boolean getShowGTalkServiceStatus(ContentResolver cr) {
1475            return getShowGTalkServiceStatusForUser(cr, UserHandle.myUserId());
1476        }
1477
1478        /**
1479         * @hide
1480         * @deprecated - Do not use
1481         */
1482        public static boolean getShowGTalkServiceStatusForUser(ContentResolver cr,
1483                int userHandle) {
1484            return getIntForUser(cr, SHOW_GTALK_SERVICE_STATUS, 0, userHandle) != 0;
1485        }
1486
1487        /** @deprecated - Do not use */
1488        @Deprecated
1489        public static void setShowGTalkServiceStatus(ContentResolver cr, boolean flag) {
1490            setShowGTalkServiceStatusForUser(cr, flag, UserHandle.myUserId());
1491        }
1492
1493        /**
1494         * @hide
1495         * @deprecated - Do not use
1496         */
1497        @Deprecated
1498        public static void setShowGTalkServiceStatusForUser(ContentResolver cr, boolean flag,
1499                int userHandle) {
1500            putIntForUser(cr, SHOW_GTALK_SERVICE_STATUS, flag ? 1 : 0, userHandle);
1501        }
1502
1503        /**
1504         * @deprecated Use {@link android.provider.Settings.Global#STAY_ON_WHILE_PLUGGED_IN} instead
1505         */
1506        @Deprecated
1507        public static final String STAY_ON_WHILE_PLUGGED_IN = Global.STAY_ON_WHILE_PLUGGED_IN;
1508
1509        /**
1510         * What happens when the user presses the end call button if they're not
1511         * on a call.<br/>
1512         * <b>Values:</b><br/>
1513         * 0 - The end button does nothing.<br/>
1514         * 1 - The end button goes to the home screen.<br/>
1515         * 2 - The end button puts the device to sleep and locks the keyguard.<br/>
1516         * 3 - The end button goes to the home screen.  If the user is already on the
1517         * home screen, it puts the device to sleep.
1518         */
1519        public static final String END_BUTTON_BEHAVIOR = "end_button_behavior";
1520
1521        /**
1522         * END_BUTTON_BEHAVIOR value for "go home".
1523         * @hide
1524         */
1525        public static final int END_BUTTON_BEHAVIOR_HOME = 0x1;
1526
1527        /**
1528         * END_BUTTON_BEHAVIOR value for "go to sleep".
1529         * @hide
1530         */
1531        public static final int END_BUTTON_BEHAVIOR_SLEEP = 0x2;
1532
1533        /**
1534         * END_BUTTON_BEHAVIOR default value.
1535         * @hide
1536         */
1537        public static final int END_BUTTON_BEHAVIOR_DEFAULT = END_BUTTON_BEHAVIOR_SLEEP;
1538
1539        /**
1540         * Is advanced settings mode turned on. 0 == no, 1 == yes
1541         * @hide
1542         */
1543        public static final String ADVANCED_SETTINGS = "advanced_settings";
1544
1545        /**
1546         * ADVANCED_SETTINGS default value.
1547         * @hide
1548         */
1549        public static final int ADVANCED_SETTINGS_DEFAULT = 0;
1550
1551        /**
1552         * @deprecated Use {@link android.provider.Settings.Global#AIRPLANE_MODE_ON} instead
1553         */
1554        @Deprecated
1555        public static final String AIRPLANE_MODE_ON = Global.AIRPLANE_MODE_ON;
1556
1557        /**
1558         * @deprecated Use {@link android.provider.Settings.Global#RADIO_BLUETOOTH} instead
1559         */
1560        @Deprecated
1561        public static final String RADIO_BLUETOOTH = Global.RADIO_BLUETOOTH;
1562
1563        /**
1564         * @deprecated Use {@link android.provider.Settings.Global#RADIO_WIFI} instead
1565         */
1566        @Deprecated
1567        public static final String RADIO_WIFI = Global.RADIO_WIFI;
1568
1569        /**
1570         * @deprecated Use {@link android.provider.Settings.Global#RADIO_WIMAX} instead
1571         * {@hide}
1572         */
1573        @Deprecated
1574        public static final String RADIO_WIMAX = Global.RADIO_WIMAX;
1575
1576        /**
1577         * @deprecated Use {@link android.provider.Settings.Global#RADIO_CELL} instead
1578         */
1579        @Deprecated
1580        public static final String RADIO_CELL = Global.RADIO_CELL;
1581
1582        /**
1583         * @deprecated Use {@link android.provider.Settings.Global#RADIO_NFC} instead
1584         */
1585        @Deprecated
1586        public static final String RADIO_NFC = Global.RADIO_NFC;
1587
1588        /**
1589         * @deprecated Use {@link android.provider.Settings.Global#AIRPLANE_MODE_RADIOS} instead
1590         */
1591        @Deprecated
1592        public static final String AIRPLANE_MODE_RADIOS = Global.AIRPLANE_MODE_RADIOS;
1593
1594        /**
1595         * @deprecated Use {@link android.provider.Settings.Global#AIRPLANE_MODE_TOGGLEABLE_RADIOS} instead
1596         *
1597         * {@hide}
1598         */
1599        @Deprecated
1600        public static final String AIRPLANE_MODE_TOGGLEABLE_RADIOS =
1601                Global.AIRPLANE_MODE_TOGGLEABLE_RADIOS;
1602
1603        /**
1604         * @deprecated Use {@link android.provider.Settings.Global#WIFI_SLEEP_POLICY} instead
1605         */
1606        @Deprecated
1607        public static final String WIFI_SLEEP_POLICY = Global.WIFI_SLEEP_POLICY;
1608
1609        /**
1610         * @deprecated Use {@link android.provider.Settings.Global#WIFI_SLEEP_POLICY_DEFAULT} instead
1611         */
1612        @Deprecated
1613        public static final int WIFI_SLEEP_POLICY_DEFAULT = Global.WIFI_SLEEP_POLICY_DEFAULT;
1614
1615        /**
1616         * @deprecated Use {@link android.provider.Settings.Global#WIFI_SLEEP_POLICY_NEVER_WHILE_PLUGGED} instead
1617         */
1618        @Deprecated
1619        public static final int WIFI_SLEEP_POLICY_NEVER_WHILE_PLUGGED =
1620                Global.WIFI_SLEEP_POLICY_NEVER_WHILE_PLUGGED;
1621
1622        /**
1623         * @deprecated Use {@link android.provider.Settings.Global#WIFI_SLEEP_POLICY_NEVER} instead
1624         */
1625        @Deprecated
1626        public static final int WIFI_SLEEP_POLICY_NEVER = Global.WIFI_SLEEP_POLICY_NEVER;
1627
1628        /**
1629         * @deprecated Use {@link android.provider.Settings.Global#MODE_RINGER} instead
1630         */
1631        @Deprecated
1632        public static final String MODE_RINGER = Global.MODE_RINGER;
1633
1634        /**
1635         * Whether to use static IP and other static network attributes.
1636         * <p>
1637         * Set to 1 for true and 0 for false.
1638         *
1639         * @deprecated Use {@link WifiManager} instead
1640         */
1641        @Deprecated
1642        public static final String WIFI_USE_STATIC_IP = "wifi_use_static_ip";
1643
1644        /**
1645         * The static IP address.
1646         * <p>
1647         * Example: "192.168.1.51"
1648         *
1649         * @deprecated Use {@link WifiManager} instead
1650         */
1651        @Deprecated
1652        public static final String WIFI_STATIC_IP = "wifi_static_ip";
1653
1654        /**
1655         * If using static IP, the gateway's IP address.
1656         * <p>
1657         * Example: "192.168.1.1"
1658         *
1659         * @deprecated Use {@link WifiManager} instead
1660         */
1661        @Deprecated
1662        public static final String WIFI_STATIC_GATEWAY = "wifi_static_gateway";
1663
1664        /**
1665         * If using static IP, the net mask.
1666         * <p>
1667         * Example: "255.255.255.0"
1668         *
1669         * @deprecated Use {@link WifiManager} instead
1670         */
1671        @Deprecated
1672        public static final String WIFI_STATIC_NETMASK = "wifi_static_netmask";
1673
1674        /**
1675         * If using static IP, the primary DNS's IP address.
1676         * <p>
1677         * Example: "192.168.1.1"
1678         *
1679         * @deprecated Use {@link WifiManager} instead
1680         */
1681        @Deprecated
1682        public static final String WIFI_STATIC_DNS1 = "wifi_static_dns1";
1683
1684        /**
1685         * If using static IP, the secondary DNS's IP address.
1686         * <p>
1687         * Example: "192.168.1.2"
1688         *
1689         * @deprecated Use {@link WifiManager} instead
1690         */
1691        @Deprecated
1692        public static final String WIFI_STATIC_DNS2 = "wifi_static_dns2";
1693
1694
1695        /**
1696         * Determines whether remote devices may discover and/or connect to
1697         * this device.
1698         * <P>Type: INT</P>
1699         * 2 -- discoverable and connectable
1700         * 1 -- connectable but not discoverable
1701         * 0 -- neither connectable nor discoverable
1702         */
1703        public static final String BLUETOOTH_DISCOVERABILITY =
1704            "bluetooth_discoverability";
1705
1706        /**
1707         * Bluetooth discoverability timeout.  If this value is nonzero, then
1708         * Bluetooth becomes discoverable for a certain number of seconds,
1709         * after which is becomes simply connectable.  The value is in seconds.
1710         */
1711        public static final String BLUETOOTH_DISCOVERABILITY_TIMEOUT =
1712            "bluetooth_discoverability_timeout";
1713
1714        /**
1715         * @deprecated Use {@link android.provider.Settings.Secure#LOCK_PATTERN_ENABLED}
1716         * instead
1717         */
1718        @Deprecated
1719        public static final String LOCK_PATTERN_ENABLED = Secure.LOCK_PATTERN_ENABLED;
1720
1721        /**
1722         * @deprecated Use {@link android.provider.Settings.Secure#LOCK_PATTERN_VISIBLE}
1723         * instead
1724         */
1725        @Deprecated
1726        public static final String LOCK_PATTERN_VISIBLE = "lock_pattern_visible_pattern";
1727
1728        /**
1729         * @deprecated Use
1730         * {@link android.provider.Settings.Secure#LOCK_PATTERN_TACTILE_FEEDBACK_ENABLED}
1731         * instead
1732         */
1733        @Deprecated
1734        public static final String LOCK_PATTERN_TACTILE_FEEDBACK_ENABLED =
1735            "lock_pattern_tactile_feedback_enabled";
1736
1737
1738        /**
1739         * A formatted string of the next alarm that is set, or the empty string
1740         * if there is no alarm set.
1741         */
1742        public static final String NEXT_ALARM_FORMATTED = "next_alarm_formatted";
1743
1744        /**
1745         * Scaling factor for fonts, float.
1746         */
1747        public static final String FONT_SCALE = "font_scale";
1748
1749        /**
1750         * Name of an application package to be debugged.
1751         *
1752         * @deprecated Use {@link Global#DEBUG_APP} instead
1753         */
1754        @Deprecated
1755        public static final String DEBUG_APP = Global.DEBUG_APP;
1756
1757        /**
1758         * If 1, when launching DEBUG_APP it will wait for the debugger before
1759         * starting user code.  If 0, it will run normally.
1760         *
1761         * @deprecated Use {@link Global#WAIT_FOR_DEBUGGER} instead
1762         */
1763        @Deprecated
1764        public static final String WAIT_FOR_DEBUGGER = Global.WAIT_FOR_DEBUGGER;
1765
1766        /**
1767         * Whether or not to dim the screen. 0=no  1=yes
1768         * @deprecated This setting is no longer used.
1769         */
1770        @Deprecated
1771        public static final String DIM_SCREEN = "dim_screen";
1772
1773        /**
1774         * The timeout before the screen turns off.
1775         */
1776        public static final String SCREEN_OFF_TIMEOUT = "screen_off_timeout";
1777
1778        /**
1779         * The screen backlight brightness between 0 and 255.
1780         */
1781        public static final String SCREEN_BRIGHTNESS = "screen_brightness";
1782
1783        /**
1784         * Control whether to enable automatic brightness mode.
1785         */
1786        public static final String SCREEN_BRIGHTNESS_MODE = "screen_brightness_mode";
1787
1788        /**
1789         * Adjustment to auto-brightness to make it generally more (>0.0 <1.0)
1790         * or less (<0.0 >-1.0) bright.
1791         * @hide
1792         */
1793        public static final String SCREEN_AUTO_BRIGHTNESS_ADJ = "screen_auto_brightness_adj";
1794
1795        /**
1796         * SCREEN_BRIGHTNESS_MODE value for manual mode.
1797         */
1798        public static final int SCREEN_BRIGHTNESS_MODE_MANUAL = 0;
1799
1800        /**
1801         * SCREEN_BRIGHTNESS_MODE value for automatic mode.
1802         */
1803        public static final int SCREEN_BRIGHTNESS_MODE_AUTOMATIC = 1;
1804
1805        /**
1806         * Control whether the process CPU usage meter should be shown.
1807         *
1808         * @deprecated Use {@link Global#SHOW_PROCESSES} instead
1809         */
1810        @Deprecated
1811        public static final String SHOW_PROCESSES = Global.SHOW_PROCESSES;
1812
1813        /**
1814         * If 1, the activity manager will aggressively finish activities and
1815         * processes as soon as they are no longer needed.  If 0, the normal
1816         * extended lifetime is used.
1817         *
1818         * @deprecated Use {@link Global#ALWAYS_FINISH_ACTIVITIES} instead
1819         */
1820        @Deprecated
1821        public static final String ALWAYS_FINISH_ACTIVITIES = Global.ALWAYS_FINISH_ACTIVITIES;
1822
1823        /**
1824         * Determines which streams are affected by ringer mode changes. The
1825         * stream type's bit should be set to 1 if it should be muted when going
1826         * into an inaudible ringer mode.
1827         */
1828        public static final String MODE_RINGER_STREAMS_AFFECTED = "mode_ringer_streams_affected";
1829
1830         /**
1831          * Determines which streams are affected by mute. The
1832          * stream type's bit should be set to 1 if it should be muted when a mute request
1833          * is received.
1834          */
1835         public static final String MUTE_STREAMS_AFFECTED = "mute_streams_affected";
1836
1837        /**
1838         * Whether vibrate is on for different events. This is used internally,
1839         * changing this value will not change the vibrate. See AudioManager.
1840         */
1841        public static final String VIBRATE_ON = "vibrate_on";
1842
1843        /**
1844         * If 1, redirects the system vibrator to all currently attached input devices
1845         * that support vibration.  If there are no such input devices, then the system
1846         * vibrator is used instead.
1847         * If 0, does not register the system vibrator.
1848         *
1849         * This setting is mainly intended to provide a compatibility mechanism for
1850         * applications that only know about the system vibrator and do not use the
1851         * input device vibrator API.
1852         *
1853         * @hide
1854         */
1855        public static final String VIBRATE_INPUT_DEVICES = "vibrate_input_devices";
1856
1857        /**
1858         * Ringer volume. This is used internally, changing this value will not
1859         * change the volume. See AudioManager.
1860         */
1861        public static final String VOLUME_RING = "volume_ring";
1862
1863        /**
1864         * System/notifications volume. This is used internally, changing this
1865         * value will not change the volume. See AudioManager.
1866         */
1867        public static final String VOLUME_SYSTEM = "volume_system";
1868
1869        /**
1870         * Voice call volume. This is used internally, changing this value will
1871         * not change the volume. See AudioManager.
1872         */
1873        public static final String VOLUME_VOICE = "volume_voice";
1874
1875        /**
1876         * Music/media/gaming volume. This is used internally, changing this
1877         * value will not change the volume. See AudioManager.
1878         */
1879        public static final String VOLUME_MUSIC = "volume_music";
1880
1881        /**
1882         * Alarm volume. This is used internally, changing this
1883         * value will not change the volume. See AudioManager.
1884         */
1885        public static final String VOLUME_ALARM = "volume_alarm";
1886
1887        /**
1888         * Notification volume. This is used internally, changing this
1889         * value will not change the volume. See AudioManager.
1890         */
1891        public static final String VOLUME_NOTIFICATION = "volume_notification";
1892
1893        /**
1894         * Bluetooth Headset volume. This is used internally, changing this value will
1895         * not change the volume. See AudioManager.
1896         */
1897        public static final String VOLUME_BLUETOOTH_SCO = "volume_bluetooth_sco";
1898
1899        /**
1900         * Master volume (float in the range 0.0f to 1.0f).
1901         * @hide
1902         */
1903        public static final String VOLUME_MASTER = "volume_master";
1904
1905        /**
1906         * Master volume mute (int 1 = mute, 0 = not muted).
1907         *
1908         * @hide
1909         */
1910        public static final String VOLUME_MASTER_MUTE = "volume_master_mute";
1911
1912        /**
1913         * Whether the notifications should use the ring volume (value of 1) or
1914         * a separate notification volume (value of 0). In most cases, users
1915         * will have this enabled so the notification and ringer volumes will be
1916         * the same. However, power users can disable this and use the separate
1917         * notification volume control.
1918         * <p>
1919         * Note: This is a one-off setting that will be removed in the future
1920         * when there is profile support. For this reason, it is kept hidden
1921         * from the public APIs.
1922         *
1923         * @hide
1924         * @deprecated
1925         */
1926        @Deprecated
1927        public static final String NOTIFICATIONS_USE_RING_VOLUME =
1928            "notifications_use_ring_volume";
1929
1930        /**
1931         * Whether silent mode should allow vibration feedback. This is used
1932         * internally in AudioService and the Sound settings activity to
1933         * coordinate decoupling of vibrate and silent modes. This setting
1934         * will likely be removed in a future release with support for
1935         * audio/vibe feedback profiles.
1936         *
1937         * Not used anymore. On devices with vibrator, the user explicitly selects
1938         * silent or vibrate mode.
1939         * Kept for use by legacy database upgrade code in DatabaseHelper.
1940         * @hide
1941         */
1942        public static final String VIBRATE_IN_SILENT = "vibrate_in_silent";
1943
1944        /**
1945         * The mapping of stream type (integer) to its setting.
1946         */
1947        public static final String[] VOLUME_SETTINGS = {
1948            VOLUME_VOICE, VOLUME_SYSTEM, VOLUME_RING, VOLUME_MUSIC,
1949            VOLUME_ALARM, VOLUME_NOTIFICATION, VOLUME_BLUETOOTH_SCO
1950        };
1951
1952        /**
1953         * Appended to various volume related settings to record the previous
1954         * values before they the settings were affected by a silent/vibrate
1955         * ringer mode change.
1956         */
1957        public static final String APPEND_FOR_LAST_AUDIBLE = "_last_audible";
1958
1959        /**
1960         * Persistent store for the system-wide default ringtone URI.
1961         * <p>
1962         * If you need to play the default ringtone at any given time, it is recommended
1963         * you give {@link #DEFAULT_RINGTONE_URI} to the media player.  It will resolve
1964         * to the set default ringtone at the time of playing.
1965         *
1966         * @see #DEFAULT_RINGTONE_URI
1967         */
1968        public static final String RINGTONE = "ringtone";
1969
1970        /**
1971         * A {@link Uri} that will point to the current default ringtone at any
1972         * given time.
1973         * <p>
1974         * If the current default ringtone is in the DRM provider and the caller
1975         * does not have permission, the exception will be a
1976         * FileNotFoundException.
1977         */
1978        public static final Uri DEFAULT_RINGTONE_URI = getUriFor(RINGTONE);
1979
1980        /**
1981         * Persistent store for the system-wide default notification sound.
1982         *
1983         * @see #RINGTONE
1984         * @see #DEFAULT_NOTIFICATION_URI
1985         */
1986        public static final String NOTIFICATION_SOUND = "notification_sound";
1987
1988        /**
1989         * A {@link Uri} that will point to the current default notification
1990         * sound at any given time.
1991         *
1992         * @see #DEFAULT_RINGTONE_URI
1993         */
1994        public static final Uri DEFAULT_NOTIFICATION_URI = getUriFor(NOTIFICATION_SOUND);
1995
1996        /**
1997         * Persistent store for the system-wide default alarm alert.
1998         *
1999         * @see #RINGTONE
2000         * @see #DEFAULT_ALARM_ALERT_URI
2001         */
2002        public static final String ALARM_ALERT = "alarm_alert";
2003
2004        /**
2005         * A {@link Uri} that will point to the current default alarm alert at
2006         * any given time.
2007         *
2008         * @see #DEFAULT_ALARM_ALERT_URI
2009         */
2010        public static final Uri DEFAULT_ALARM_ALERT_URI = getUriFor(ALARM_ALERT);
2011
2012        /**
2013         * Persistent store for the system default media button event receiver.
2014         *
2015         * @hide
2016         */
2017        public static final String MEDIA_BUTTON_RECEIVER = "media_button_receiver";
2018
2019        /**
2020         * Setting to enable Auto Replace (AutoText) in text editors. 1 = On, 0 = Off
2021         */
2022        public static final String TEXT_AUTO_REPLACE = "auto_replace";
2023
2024        /**
2025         * Setting to enable Auto Caps in text editors. 1 = On, 0 = Off
2026         */
2027        public static final String TEXT_AUTO_CAPS = "auto_caps";
2028
2029        /**
2030         * Setting to enable Auto Punctuate in text editors. 1 = On, 0 = Off. This
2031         * feature converts two spaces to a "." and space.
2032         */
2033        public static final String TEXT_AUTO_PUNCTUATE = "auto_punctuate";
2034
2035        /**
2036         * Setting to showing password characters in text editors. 1 = On, 0 = Off
2037         */
2038        public static final String TEXT_SHOW_PASSWORD = "show_password";
2039
2040        public static final String SHOW_GTALK_SERVICE_STATUS =
2041                "SHOW_GTALK_SERVICE_STATUS";
2042
2043        /**
2044         * Name of activity to use for wallpaper on the home screen.
2045         *
2046         * @deprecated Use {@link WallpaperManager} instead.
2047         */
2048        @Deprecated
2049        public static final String WALLPAPER_ACTIVITY = "wallpaper_activity";
2050
2051        /**
2052         * @deprecated Use {@link android.provider.Settings.Global#AUTO_TIME}
2053         * instead
2054         */
2055        @Deprecated
2056        public static final String AUTO_TIME = Global.AUTO_TIME;
2057
2058        /**
2059         * @deprecated Use {@link android.provider.Settings.Global#AUTO_TIME_ZONE}
2060         * instead
2061         */
2062        @Deprecated
2063        public static final String AUTO_TIME_ZONE = Global.AUTO_TIME_ZONE;
2064
2065        /**
2066         * Display times as 12 or 24 hours
2067         *   12
2068         *   24
2069         */
2070        public static final String TIME_12_24 = "time_12_24";
2071
2072        /**
2073         * Date format string
2074         *   mm/dd/yyyy
2075         *   dd/mm/yyyy
2076         *   yyyy/mm/dd
2077         */
2078        public static final String DATE_FORMAT = "date_format";
2079
2080        /**
2081         * Whether the setup wizard has been run before (on first boot), or if
2082         * it still needs to be run.
2083         *
2084         * nonzero = it has been run in the past
2085         * 0 = it has not been run in the past
2086         */
2087        public static final String SETUP_WIZARD_HAS_RUN = "setup_wizard_has_run";
2088
2089        /**
2090         * Scaling factor for normal window animations. Setting to 0 will disable window
2091         * animations.
2092         *
2093         * @deprecated Use {@link Global#WINDOW_ANIMATION_SCALE} instead
2094         */
2095        @Deprecated
2096        public static final String WINDOW_ANIMATION_SCALE = Global.WINDOW_ANIMATION_SCALE;
2097
2098        /**
2099         * Scaling factor for activity transition animations. Setting to 0 will disable window
2100         * animations.
2101         *
2102         * @deprecated Use {@link Global#TRANSITION_ANIMATION_SCALE} instead
2103         */
2104        @Deprecated
2105        public static final String TRANSITION_ANIMATION_SCALE = Global.TRANSITION_ANIMATION_SCALE;
2106
2107        /**
2108         * Scaling factor for Animator-based animations. This affects both the start delay and
2109         * duration of all such animations. Setting to 0 will cause animations to end immediately.
2110         * The default value is 1.
2111         *
2112         * @deprecated Use {@link Global#ANIMATOR_DURATION_SCALE} instead
2113         */
2114        @Deprecated
2115        public static final String ANIMATOR_DURATION_SCALE = Global.ANIMATOR_DURATION_SCALE;
2116
2117        /**
2118         * Control whether the accelerometer will be used to change screen
2119         * orientation.  If 0, it will not be used unless explicitly requested
2120         * by the application; if 1, it will be used by default unless explicitly
2121         * disabled by the application.
2122         */
2123        public static final String ACCELEROMETER_ROTATION = "accelerometer_rotation";
2124
2125        /**
2126         * Default screen rotation when no other policy applies.
2127         * When {@link #ACCELEROMETER_ROTATION} is zero and no on-screen Activity expresses a
2128         * preference, this rotation value will be used. Must be one of the
2129         * {@link android.view.Surface#ROTATION_0 Surface rotation constants}.
2130         *
2131         * @see Display#getRotation
2132         */
2133        public static final String USER_ROTATION = "user_rotation";
2134
2135        /**
2136         * Control whether the rotation lock toggle in the System UI should be hidden.
2137         * Typically this is done for accessibility purposes to make it harder for
2138         * the user to accidentally toggle the rotation lock while the display rotation
2139         * has been locked for accessibility.
2140         *
2141         * If 0, then rotation lock toggle is not hidden for accessibility (although it may be
2142         * unavailable for other reasons).  If 1, then the rotation lock toggle is hidden.
2143         *
2144         * @hide
2145         */
2146        public static final String HIDE_ROTATION_LOCK_TOGGLE_FOR_ACCESSIBILITY =
2147                "hide_rotation_lock_toggle_for_accessibility";
2148
2149        /**
2150         * Whether the phone vibrates when it is ringing due to an incoming call. This will
2151         * be used by Phone and Setting apps; it shouldn't affect other apps.
2152         * The value is boolean (1 or 0).
2153         *
2154         * Note: this is not same as "vibrate on ring", which had been available until ICS.
2155         * It was about AudioManager's setting and thus affected all the applications which
2156         * relied on the setting, while this is purely about the vibration setting for incoming
2157         * calls.
2158         *
2159         * @hide
2160         */
2161        public static final String VIBRATE_WHEN_RINGING = "vibrate_when_ringing";
2162
2163        /**
2164         * Whether the audible DTMF tones are played by the dialer when dialing. The value is
2165         * boolean (1 or 0).
2166         */
2167        public static final String DTMF_TONE_WHEN_DIALING = "dtmf_tone";
2168
2169        /**
2170         * CDMA only settings
2171         * DTMF tone type played by the dialer when dialing.
2172         *                 0 = Normal
2173         *                 1 = Long
2174         * @hide
2175         */
2176        public static final String DTMF_TONE_TYPE_WHEN_DIALING = "dtmf_tone_type";
2177
2178        /**
2179         * Whether the hearing aid is enabled. The value is
2180         * boolean (1 or 0).
2181         * @hide
2182         */
2183        public static final String HEARING_AID = "hearing_aid";
2184
2185        /**
2186         * CDMA only settings
2187         * TTY Mode
2188         * 0 = OFF
2189         * 1 = FULL
2190         * 2 = VCO
2191         * 3 = HCO
2192         * @hide
2193         */
2194        public static final String TTY_MODE = "tty_mode";
2195
2196        /**
2197         * Whether the sounds effects (key clicks, lid open ...) are enabled. The value is
2198         * boolean (1 or 0).
2199         */
2200        public static final String SOUND_EFFECTS_ENABLED = "sound_effects_enabled";
2201
2202        /**
2203         * Whether the haptic feedback (long presses, ...) are enabled. The value is
2204         * boolean (1 or 0).
2205         */
2206        public static final String HAPTIC_FEEDBACK_ENABLED = "haptic_feedback_enabled";
2207
2208        /**
2209         * @deprecated Each application that shows web suggestions should have its own
2210         * setting for this.
2211         */
2212        @Deprecated
2213        public static final String SHOW_WEB_SUGGESTIONS = "show_web_suggestions";
2214
2215        /**
2216         * Whether the notification LED should repeatedly flash when a notification is
2217         * pending. The value is boolean (1 or 0).
2218         * @hide
2219         */
2220        public static final String NOTIFICATION_LIGHT_PULSE = "notification_light_pulse";
2221
2222        /**
2223         * Show pointer location on screen?
2224         * 0 = no
2225         * 1 = yes
2226         * @hide
2227         */
2228        public static final String POINTER_LOCATION = "pointer_location";
2229
2230        /**
2231         * Show touch positions on screen?
2232         * 0 = no
2233         * 1 = yes
2234         * @hide
2235         */
2236        public static final String SHOW_TOUCHES = "show_touches";
2237
2238        /**
2239         * Log raw orientation data from {@link WindowOrientationListener} for use with the
2240         * orientationplot.py tool.
2241         * 0 = no
2242         * 1 = yes
2243         * @hide
2244         */
2245        public static final String WINDOW_ORIENTATION_LISTENER_LOG =
2246                "window_orientation_listener_log";
2247
2248        /**
2249         * @deprecated Use {@link android.provider.Settings.Global#POWER_SOUNDS_ENABLED}
2250         * instead
2251         * @hide
2252         */
2253        @Deprecated
2254        public static final String POWER_SOUNDS_ENABLED = Global.POWER_SOUNDS_ENABLED;
2255
2256        /**
2257         * @deprecated Use {@link android.provider.Settings.Global#DOCK_SOUNDS_ENABLED}
2258         * instead
2259         * @hide
2260         */
2261        @Deprecated
2262        public static final String DOCK_SOUNDS_ENABLED = Global.DOCK_SOUNDS_ENABLED;
2263
2264        /**
2265         * Whether to play sounds when the keyguard is shown and dismissed.
2266         * @hide
2267         */
2268        public static final String LOCKSCREEN_SOUNDS_ENABLED = "lockscreen_sounds_enabled";
2269
2270        /**
2271         * Whether the lockscreen should be completely disabled.
2272         * @hide
2273         */
2274        public static final String LOCKSCREEN_DISABLED = "lockscreen.disabled";
2275
2276        /**
2277         * @deprecated Use {@link android.provider.Settings.Global#LOW_BATTERY_SOUND}
2278         * instead
2279         * @hide
2280         */
2281        @Deprecated
2282        public static final String LOW_BATTERY_SOUND = Global.LOW_BATTERY_SOUND;
2283
2284        /**
2285         * @deprecated Use {@link android.provider.Settings.Global#DESK_DOCK_SOUND}
2286         * instead
2287         * @hide
2288         */
2289        @Deprecated
2290        public static final String DESK_DOCK_SOUND = Global.DESK_DOCK_SOUND;
2291
2292        /**
2293         * @deprecated Use {@link android.provider.Settings.Global#DESK_UNDOCK_SOUND}
2294         * instead
2295         * @hide
2296         */
2297        @Deprecated
2298        public static final String DESK_UNDOCK_SOUND = Global.DESK_UNDOCK_SOUND;
2299
2300        /**
2301         * @deprecated Use {@link android.provider.Settings.Global#CAR_DOCK_SOUND}
2302         * instead
2303         * @hide
2304         */
2305        @Deprecated
2306        public static final String CAR_DOCK_SOUND = Global.CAR_DOCK_SOUND;
2307
2308        /**
2309         * @deprecated Use {@link android.provider.Settings.Global#CAR_UNDOCK_SOUND}
2310         * instead
2311         * @hide
2312         */
2313        @Deprecated
2314        public static final String CAR_UNDOCK_SOUND = Global.CAR_UNDOCK_SOUND;
2315
2316        /**
2317         * @deprecated Use {@link android.provider.Settings.Global#LOCK_SOUND}
2318         * instead
2319         * @hide
2320         */
2321        @Deprecated
2322        public static final String LOCK_SOUND = Global.LOCK_SOUND;
2323
2324        /**
2325         * @deprecated Use {@link android.provider.Settings.Global#UNLOCK_SOUND}
2326         * instead
2327         * @hide
2328         */
2329        @Deprecated
2330        public static final String UNLOCK_SOUND = Global.UNLOCK_SOUND;
2331
2332        /**
2333         * Receive incoming SIP calls?
2334         * 0 = no
2335         * 1 = yes
2336         * @hide
2337         */
2338        public static final String SIP_RECEIVE_CALLS = "sip_receive_calls";
2339
2340        /**
2341         * Call Preference String.
2342         * "SIP_ALWAYS" : Always use SIP with network access
2343         * "SIP_ADDRESS_ONLY" : Only if destination is a SIP address
2344         * "SIP_ASK_ME_EACH_TIME" : Always ask me each time
2345         * @hide
2346         */
2347        public static final String SIP_CALL_OPTIONS = "sip_call_options";
2348
2349        /**
2350         * One of the sip call options: Always use SIP with network access.
2351         * @hide
2352         */
2353        public static final String SIP_ALWAYS = "SIP_ALWAYS";
2354
2355        /**
2356         * One of the sip call options: Only if destination is a SIP address.
2357         * @hide
2358         */
2359        public static final String SIP_ADDRESS_ONLY = "SIP_ADDRESS_ONLY";
2360
2361        /**
2362         * One of the sip call options: Always ask me each time.
2363         * @hide
2364         */
2365        public static final String SIP_ASK_ME_EACH_TIME = "SIP_ASK_ME_EACH_TIME";
2366
2367        /**
2368         * Pointer speed setting.
2369         * This is an integer value in a range between -7 and +7, so there are 15 possible values.
2370         *   -7 = slowest
2371         *    0 = default speed
2372         *   +7 = fastest
2373         * @hide
2374         */
2375        public static final String POINTER_SPEED = "pointer_speed";
2376
2377        /**
2378         * Settings to backup. This is here so that it's in the same place as the settings
2379         * keys and easy to update.
2380         *
2381         * NOTE: Settings are backed up and restored in the order they appear
2382         *       in this array. If you have one setting depending on another,
2383         *       make sure that they are ordered appropriately.
2384         *
2385         * @hide
2386         */
2387        public static final String[] SETTINGS_TO_BACKUP = {
2388            STAY_ON_WHILE_PLUGGED_IN,   // moved to global
2389            WIFI_USE_STATIC_IP,
2390            WIFI_STATIC_IP,
2391            WIFI_STATIC_GATEWAY,
2392            WIFI_STATIC_NETMASK,
2393            WIFI_STATIC_DNS1,
2394            WIFI_STATIC_DNS2,
2395            BLUETOOTH_DISCOVERABILITY,
2396            BLUETOOTH_DISCOVERABILITY_TIMEOUT,
2397            DIM_SCREEN,
2398            SCREEN_OFF_TIMEOUT,
2399            SCREEN_BRIGHTNESS,
2400            SCREEN_BRIGHTNESS_MODE,
2401            SCREEN_AUTO_BRIGHTNESS_ADJ,
2402            VIBRATE_INPUT_DEVICES,
2403            MODE_RINGER,                // moved to global
2404            MODE_RINGER_STREAMS_AFFECTED,
2405            MUTE_STREAMS_AFFECTED,
2406            VOLUME_VOICE,
2407            VOLUME_SYSTEM,
2408            VOLUME_RING,
2409            VOLUME_MUSIC,
2410            VOLUME_ALARM,
2411            VOLUME_NOTIFICATION,
2412            VOLUME_BLUETOOTH_SCO,
2413            VOLUME_VOICE + APPEND_FOR_LAST_AUDIBLE,
2414            VOLUME_SYSTEM + APPEND_FOR_LAST_AUDIBLE,
2415            VOLUME_RING + APPEND_FOR_LAST_AUDIBLE,
2416            VOLUME_MUSIC + APPEND_FOR_LAST_AUDIBLE,
2417            VOLUME_ALARM + APPEND_FOR_LAST_AUDIBLE,
2418            VOLUME_NOTIFICATION + APPEND_FOR_LAST_AUDIBLE,
2419            VOLUME_BLUETOOTH_SCO + APPEND_FOR_LAST_AUDIBLE,
2420            TEXT_AUTO_REPLACE,
2421            TEXT_AUTO_CAPS,
2422            TEXT_AUTO_PUNCTUATE,
2423            TEXT_SHOW_PASSWORD,
2424            AUTO_TIME,                  // moved to global
2425            AUTO_TIME_ZONE,             // moved to global
2426            TIME_12_24,
2427            DATE_FORMAT,
2428            DTMF_TONE_WHEN_DIALING,
2429            DTMF_TONE_TYPE_WHEN_DIALING,
2430            HEARING_AID,
2431            TTY_MODE,
2432            SOUND_EFFECTS_ENABLED,
2433            HAPTIC_FEEDBACK_ENABLED,
2434            POWER_SOUNDS_ENABLED,       // moved to global
2435            DOCK_SOUNDS_ENABLED,        // moved to global
2436            LOCKSCREEN_SOUNDS_ENABLED,
2437            SHOW_WEB_SUGGESTIONS,
2438            NOTIFICATION_LIGHT_PULSE,
2439            SIP_CALL_OPTIONS,
2440            SIP_RECEIVE_CALLS,
2441            POINTER_SPEED,
2442            VIBRATE_WHEN_RINGING,
2443            RINGTONE,
2444            NOTIFICATION_SOUND
2445        };
2446
2447        // Settings moved to Settings.Secure
2448
2449        /**
2450         * @deprecated Use {@link android.provider.Settings.Global#ADB_ENABLED}
2451         * instead
2452         */
2453        @Deprecated
2454        public static final String ADB_ENABLED = Global.ADB_ENABLED;
2455
2456        /**
2457         * @deprecated Use {@link android.provider.Settings.Secure#ANDROID_ID} instead
2458         */
2459        @Deprecated
2460        public static final String ANDROID_ID = Secure.ANDROID_ID;
2461
2462        /**
2463         * @deprecated Use {@link android.provider.Settings.Global#BLUETOOTH_ON} instead
2464         */
2465        @Deprecated
2466        public static final String BLUETOOTH_ON = Global.BLUETOOTH_ON;
2467
2468        /**
2469         * @deprecated Use {@link android.provider.Settings.Global#DATA_ROAMING} instead
2470         */
2471        @Deprecated
2472        public static final String DATA_ROAMING = Global.DATA_ROAMING;
2473
2474        /**
2475         * @deprecated Use {@link android.provider.Settings.Global#DEVICE_PROVISIONED} instead
2476         */
2477        @Deprecated
2478        public static final String DEVICE_PROVISIONED = Global.DEVICE_PROVISIONED;
2479
2480        /**
2481         * @deprecated Use {@link android.provider.Settings.Global#HTTP_PROXY} instead
2482         */
2483        @Deprecated
2484        public static final String HTTP_PROXY = Global.HTTP_PROXY;
2485
2486        /**
2487         * @deprecated Use {@link android.provider.Settings.Global#INSTALL_NON_MARKET_APPS} instead
2488         */
2489        @Deprecated
2490        public static final String INSTALL_NON_MARKET_APPS = Global.INSTALL_NON_MARKET_APPS;
2491
2492        /**
2493         * @deprecated Use {@link android.provider.Settings.Secure#LOCATION_PROVIDERS_ALLOWED}
2494         * instead
2495         */
2496        @Deprecated
2497        public static final String LOCATION_PROVIDERS_ALLOWED = Secure.LOCATION_PROVIDERS_ALLOWED;
2498
2499        /**
2500         * @deprecated Use {@link android.provider.Settings.Secure#LOGGING_ID} instead
2501         */
2502        @Deprecated
2503        public static final String LOGGING_ID = Secure.LOGGING_ID;
2504
2505        /**
2506         * @deprecated Use {@link android.provider.Settings.Global#NETWORK_PREFERENCE} instead
2507         */
2508        @Deprecated
2509        public static final String NETWORK_PREFERENCE = Global.NETWORK_PREFERENCE;
2510
2511        /**
2512         * @deprecated Use {@link android.provider.Settings.Secure#PARENTAL_CONTROL_ENABLED}
2513         * instead
2514         */
2515        @Deprecated
2516        public static final String PARENTAL_CONTROL_ENABLED = Secure.PARENTAL_CONTROL_ENABLED;
2517
2518        /**
2519         * @deprecated Use {@link android.provider.Settings.Secure#PARENTAL_CONTROL_LAST_UPDATE}
2520         * instead
2521         */
2522        @Deprecated
2523        public static final String PARENTAL_CONTROL_LAST_UPDATE = Secure.PARENTAL_CONTROL_LAST_UPDATE;
2524
2525        /**
2526         * @deprecated Use {@link android.provider.Settings.Secure#PARENTAL_CONTROL_REDIRECT_URL}
2527         * instead
2528         */
2529        @Deprecated
2530        public static final String PARENTAL_CONTROL_REDIRECT_URL =
2531            Secure.PARENTAL_CONTROL_REDIRECT_URL;
2532
2533        /**
2534         * @deprecated Use {@link android.provider.Settings.Secure#SETTINGS_CLASSNAME} instead
2535         */
2536        @Deprecated
2537        public static final String SETTINGS_CLASSNAME = Secure.SETTINGS_CLASSNAME;
2538
2539        /**
2540         * @deprecated Use {@link android.provider.Settings.Global#USB_MASS_STORAGE_ENABLED} instead
2541         */
2542        @Deprecated
2543        public static final String USB_MASS_STORAGE_ENABLED = Global.USB_MASS_STORAGE_ENABLED;
2544
2545        /**
2546         * @deprecated Use {@link android.provider.Settings.Global#USE_GOOGLE_MAIL} instead
2547         */
2548        @Deprecated
2549        public static final String USE_GOOGLE_MAIL = Global.USE_GOOGLE_MAIL;
2550
2551       /**
2552         * @deprecated Use
2553         * {@link android.provider.Settings.Global#WIFI_MAX_DHCP_RETRY_COUNT} instead
2554         */
2555        @Deprecated
2556        public static final String WIFI_MAX_DHCP_RETRY_COUNT = Global.WIFI_MAX_DHCP_RETRY_COUNT;
2557
2558        /**
2559         * @deprecated Use
2560         * {@link android.provider.Settings.Global#WIFI_MOBILE_DATA_TRANSITION_WAKELOCK_TIMEOUT_MS} instead
2561         */
2562        @Deprecated
2563        public static final String WIFI_MOBILE_DATA_TRANSITION_WAKELOCK_TIMEOUT_MS =
2564                Global.WIFI_MOBILE_DATA_TRANSITION_WAKELOCK_TIMEOUT_MS;
2565
2566        /**
2567         * @deprecated Use
2568         * {@link android.provider.Settings.Global#WIFI_NETWORKS_AVAILABLE_NOTIFICATION_ON} instead
2569         */
2570        @Deprecated
2571        public static final String WIFI_NETWORKS_AVAILABLE_NOTIFICATION_ON =
2572                Global.WIFI_NETWORKS_AVAILABLE_NOTIFICATION_ON;
2573
2574        /**
2575         * @deprecated Use
2576         * {@link android.provider.Settings.Global#WIFI_NETWORKS_AVAILABLE_REPEAT_DELAY} instead
2577         */
2578        @Deprecated
2579        public static final String WIFI_NETWORKS_AVAILABLE_REPEAT_DELAY =
2580                Global.WIFI_NETWORKS_AVAILABLE_REPEAT_DELAY;
2581
2582        /**
2583         * @deprecated Use {@link android.provider.Settings.Global#WIFI_NUM_OPEN_NETWORKS_KEPT}
2584         * instead
2585         */
2586        @Deprecated
2587        public static final String WIFI_NUM_OPEN_NETWORKS_KEPT = Global.WIFI_NUM_OPEN_NETWORKS_KEPT;
2588
2589        /**
2590         * @deprecated Use {@link android.provider.Settings.Global#WIFI_ON} instead
2591         */
2592        @Deprecated
2593        public static final String WIFI_ON = Global.WIFI_ON;
2594
2595        /**
2596         * @deprecated Use
2597         * {@link android.provider.Settings.Secure#WIFI_WATCHDOG_ACCEPTABLE_PACKET_LOSS_PERCENTAGE}
2598         * instead
2599         */
2600        @Deprecated
2601        public static final String WIFI_WATCHDOG_ACCEPTABLE_PACKET_LOSS_PERCENTAGE =
2602                Secure.WIFI_WATCHDOG_ACCEPTABLE_PACKET_LOSS_PERCENTAGE;
2603
2604        /**
2605         * @deprecated Use {@link android.provider.Settings.Secure#WIFI_WATCHDOG_AP_COUNT} instead
2606         */
2607        @Deprecated
2608        public static final String WIFI_WATCHDOG_AP_COUNT = Secure.WIFI_WATCHDOG_AP_COUNT;
2609
2610        /**
2611         * @deprecated Use
2612         * {@link android.provider.Settings.Secure#WIFI_WATCHDOG_BACKGROUND_CHECK_DELAY_MS} instead
2613         */
2614        @Deprecated
2615        public static final String WIFI_WATCHDOG_BACKGROUND_CHECK_DELAY_MS =
2616                Secure.WIFI_WATCHDOG_BACKGROUND_CHECK_DELAY_MS;
2617
2618        /**
2619         * @deprecated Use
2620         * {@link android.provider.Settings.Secure#WIFI_WATCHDOG_BACKGROUND_CHECK_ENABLED} instead
2621         */
2622        @Deprecated
2623        public static final String WIFI_WATCHDOG_BACKGROUND_CHECK_ENABLED =
2624                Secure.WIFI_WATCHDOG_BACKGROUND_CHECK_ENABLED;
2625
2626        /**
2627         * @deprecated Use
2628         * {@link android.provider.Settings.Secure#WIFI_WATCHDOG_BACKGROUND_CHECK_TIMEOUT_MS}
2629         * instead
2630         */
2631        @Deprecated
2632        public static final String WIFI_WATCHDOG_BACKGROUND_CHECK_TIMEOUT_MS =
2633                Secure.WIFI_WATCHDOG_BACKGROUND_CHECK_TIMEOUT_MS;
2634
2635        /**
2636         * @deprecated Use
2637         * {@link android.provider.Settings.Secure#WIFI_WATCHDOG_INITIAL_IGNORED_PING_COUNT} instead
2638         */
2639        @Deprecated
2640        public static final String WIFI_WATCHDOG_INITIAL_IGNORED_PING_COUNT =
2641            Secure.WIFI_WATCHDOG_INITIAL_IGNORED_PING_COUNT;
2642
2643        /**
2644         * @deprecated Use {@link android.provider.Settings.Secure#WIFI_WATCHDOG_MAX_AP_CHECKS}
2645         * instead
2646         */
2647        @Deprecated
2648        public static final String WIFI_WATCHDOG_MAX_AP_CHECKS = Secure.WIFI_WATCHDOG_MAX_AP_CHECKS;
2649
2650        /**
2651         * @deprecated Use {@link android.provider.Settings.Global#WIFI_WATCHDOG_ON} instead
2652         */
2653        @Deprecated
2654        public static final String WIFI_WATCHDOG_ON = Global.WIFI_WATCHDOG_ON;
2655
2656        /**
2657         * @deprecated Use {@link android.provider.Settings.Secure#WIFI_WATCHDOG_PING_COUNT} instead
2658         */
2659        @Deprecated
2660        public static final String WIFI_WATCHDOG_PING_COUNT = Secure.WIFI_WATCHDOG_PING_COUNT;
2661
2662        /**
2663         * @deprecated Use {@link android.provider.Settings.Secure#WIFI_WATCHDOG_PING_DELAY_MS}
2664         * instead
2665         */
2666        @Deprecated
2667        public static final String WIFI_WATCHDOG_PING_DELAY_MS = Secure.WIFI_WATCHDOG_PING_DELAY_MS;
2668
2669        /**
2670         * @deprecated Use {@link android.provider.Settings.Secure#WIFI_WATCHDOG_PING_TIMEOUT_MS}
2671         * instead
2672         */
2673        @Deprecated
2674        public static final String WIFI_WATCHDOG_PING_TIMEOUT_MS =
2675            Secure.WIFI_WATCHDOG_PING_TIMEOUT_MS;
2676    }
2677
2678    /**
2679     * Secure system settings, containing system preferences that applications
2680     * can read but are not allowed to write.  These are for preferences that
2681     * the user must explicitly modify through the system UI or specialized
2682     * APIs for those values, not modified directly by applications.
2683     */
2684    public static final class Secure extends NameValueTable {
2685        public static final String SYS_PROP_SETTING_VERSION = "sys.settings_secure_version";
2686
2687        /**
2688         * The content:// style URL for this table
2689         */
2690        public static final Uri CONTENT_URI =
2691            Uri.parse("content://" + AUTHORITY + "/secure");
2692
2693        // Populated lazily, guarded by class object:
2694        private static final NameValueCache sNameValueCache = new NameValueCache(
2695                SYS_PROP_SETTING_VERSION,
2696                CONTENT_URI,
2697                CALL_METHOD_GET_SECURE,
2698                CALL_METHOD_PUT_SECURE);
2699
2700        private static ILockSettings sLockSettings = null;
2701
2702        private static boolean sIsSystemProcess;
2703        private static final HashSet<String> MOVED_TO_LOCK_SETTINGS;
2704        private static final HashSet<String> MOVED_TO_GLOBAL;
2705        static {
2706            MOVED_TO_LOCK_SETTINGS = new HashSet<String>(3);
2707            MOVED_TO_LOCK_SETTINGS.add(Secure.LOCK_PATTERN_ENABLED);
2708            MOVED_TO_LOCK_SETTINGS.add(Secure.LOCK_PATTERN_VISIBLE);
2709            MOVED_TO_LOCK_SETTINGS.add(Secure.LOCK_PATTERN_TACTILE_FEEDBACK_ENABLED);
2710
2711            MOVED_TO_GLOBAL = new HashSet<String>();
2712            MOVED_TO_GLOBAL.add(Settings.Global.ADB_ENABLED);
2713            MOVED_TO_GLOBAL.add(Settings.Global.ASSISTED_GPS_ENABLED);
2714            MOVED_TO_GLOBAL.add(Settings.Global.BLUETOOTH_ON);
2715            MOVED_TO_GLOBAL.add(Settings.Global.BUGREPORT_IN_POWER_MENU);
2716            MOVED_TO_GLOBAL.add(Settings.Global.CDMA_CELL_BROADCAST_SMS);
2717            MOVED_TO_GLOBAL.add(Settings.Global.CDMA_ROAMING_MODE);
2718            MOVED_TO_GLOBAL.add(Settings.Global.CDMA_SUBSCRIPTION_MODE);
2719            MOVED_TO_GLOBAL.add(Settings.Global.DATA_ACTIVITY_TIMEOUT_MOBILE);
2720            MOVED_TO_GLOBAL.add(Settings.Global.DATA_ACTIVITY_TIMEOUT_WIFI);
2721            MOVED_TO_GLOBAL.add(Settings.Global.DATA_ROAMING);
2722            MOVED_TO_GLOBAL.add(Settings.Global.DEVELOPMENT_SETTINGS_ENABLED);
2723            MOVED_TO_GLOBAL.add(Settings.Global.DEVICE_PROVISIONED);
2724            MOVED_TO_GLOBAL.add(Settings.Global.DISPLAY_DENSITY_FORCED);
2725            MOVED_TO_GLOBAL.add(Settings.Global.DISPLAY_SIZE_FORCED);
2726            MOVED_TO_GLOBAL.add(Settings.Global.DOWNLOAD_MAX_BYTES_OVER_MOBILE);
2727            MOVED_TO_GLOBAL.add(Settings.Global.DOWNLOAD_RECOMMENDED_MAX_BYTES_OVER_MOBILE);
2728            MOVED_TO_GLOBAL.add(Settings.Global.INSTALL_NON_MARKET_APPS);
2729            MOVED_TO_GLOBAL.add(Settings.Global.MOBILE_DATA);
2730            MOVED_TO_GLOBAL.add(Settings.Global.NETSTATS_DEV_BUCKET_DURATION);
2731            MOVED_TO_GLOBAL.add(Settings.Global.NETSTATS_DEV_DELETE_AGE);
2732            MOVED_TO_GLOBAL.add(Settings.Global.NETSTATS_DEV_PERSIST_BYTES);
2733            MOVED_TO_GLOBAL.add(Settings.Global.NETSTATS_DEV_ROTATE_AGE);
2734            MOVED_TO_GLOBAL.add(Settings.Global.NETSTATS_ENABLED);
2735            MOVED_TO_GLOBAL.add(Settings.Global.NETSTATS_GLOBAL_ALERT_BYTES);
2736            MOVED_TO_GLOBAL.add(Settings.Global.NETSTATS_POLL_INTERVAL);
2737            MOVED_TO_GLOBAL.add(Settings.Global.NETSTATS_REPORT_XT_OVER_DEV);
2738            MOVED_TO_GLOBAL.add(Settings.Global.NETSTATS_SAMPLE_ENABLED);
2739            MOVED_TO_GLOBAL.add(Settings.Global.NETSTATS_TIME_CACHE_MAX_AGE);
2740            MOVED_TO_GLOBAL.add(Settings.Global.NETSTATS_UID_BUCKET_DURATION);
2741            MOVED_TO_GLOBAL.add(Settings.Global.NETSTATS_UID_DELETE_AGE);
2742            MOVED_TO_GLOBAL.add(Settings.Global.NETSTATS_UID_PERSIST_BYTES);
2743            MOVED_TO_GLOBAL.add(Settings.Global.NETSTATS_UID_ROTATE_AGE);
2744            MOVED_TO_GLOBAL.add(Settings.Global.NETSTATS_UID_TAG_BUCKET_DURATION);
2745            MOVED_TO_GLOBAL.add(Settings.Global.NETSTATS_UID_TAG_DELETE_AGE);
2746            MOVED_TO_GLOBAL.add(Settings.Global.NETSTATS_UID_TAG_PERSIST_BYTES);
2747            MOVED_TO_GLOBAL.add(Settings.Global.NETSTATS_UID_TAG_ROTATE_AGE);
2748            MOVED_TO_GLOBAL.add(Settings.Global.NETWORK_PREFERENCE);
2749            MOVED_TO_GLOBAL.add(Settings.Global.NITZ_UPDATE_DIFF);
2750            MOVED_TO_GLOBAL.add(Settings.Global.NITZ_UPDATE_SPACING);
2751            MOVED_TO_GLOBAL.add(Settings.Global.NTP_SERVER);
2752            MOVED_TO_GLOBAL.add(Settings.Global.NTP_TIMEOUT);
2753            MOVED_TO_GLOBAL.add(Settings.Global.PDP_WATCHDOG_ERROR_POLL_COUNT);
2754            MOVED_TO_GLOBAL.add(Settings.Global.PDP_WATCHDOG_LONG_POLL_INTERVAL_MS);
2755            MOVED_TO_GLOBAL.add(Settings.Global.PDP_WATCHDOG_MAX_PDP_RESET_FAIL_COUNT);
2756            MOVED_TO_GLOBAL.add(Settings.Global.PDP_WATCHDOG_POLL_INTERVAL_MS);
2757            MOVED_TO_GLOBAL.add(Settings.Global.PDP_WATCHDOG_TRIGGER_PACKET_COUNT);
2758            MOVED_TO_GLOBAL.add(Settings.Global.SAMPLING_PROFILER_MS);
2759            MOVED_TO_GLOBAL.add(Settings.Global.SETUP_PREPAID_DATA_SERVICE_URL);
2760            MOVED_TO_GLOBAL.add(Settings.Global.SETUP_PREPAID_DETECTION_REDIR_HOST);
2761            MOVED_TO_GLOBAL.add(Settings.Global.SETUP_PREPAID_DETECTION_TARGET_URL);
2762            MOVED_TO_GLOBAL.add(Settings.Global.TETHER_DUN_APN);
2763            MOVED_TO_GLOBAL.add(Settings.Global.TETHER_DUN_REQUIRED);
2764            MOVED_TO_GLOBAL.add(Settings.Global.TETHER_SUPPORTED);
2765            MOVED_TO_GLOBAL.add(Settings.Global.USB_MASS_STORAGE_ENABLED);
2766            MOVED_TO_GLOBAL.add(Settings.Global.USE_GOOGLE_MAIL);
2767            MOVED_TO_GLOBAL.add(Settings.Global.WEB_AUTOFILL_QUERY_URL);
2768            MOVED_TO_GLOBAL.add(Settings.Global.WIFI_COUNTRY_CODE);
2769            MOVED_TO_GLOBAL.add(Settings.Global.WIFI_FRAMEWORK_SCAN_INTERVAL_MS);
2770            MOVED_TO_GLOBAL.add(Settings.Global.WIFI_FREQUENCY_BAND);
2771            MOVED_TO_GLOBAL.add(Settings.Global.WIFI_IDLE_MS);
2772            MOVED_TO_GLOBAL.add(Settings.Global.WIFI_MAX_DHCP_RETRY_COUNT);
2773            MOVED_TO_GLOBAL.add(Settings.Global.WIFI_MOBILE_DATA_TRANSITION_WAKELOCK_TIMEOUT_MS);
2774            MOVED_TO_GLOBAL.add(Settings.Global.WIFI_NETWORKS_AVAILABLE_NOTIFICATION_ON);
2775            MOVED_TO_GLOBAL.add(Settings.Global.WIFI_NETWORKS_AVAILABLE_REPEAT_DELAY);
2776            MOVED_TO_GLOBAL.add(Settings.Global.WIFI_NUM_OPEN_NETWORKS_KEPT);
2777            MOVED_TO_GLOBAL.add(Settings.Global.WIFI_ON);
2778            MOVED_TO_GLOBAL.add(Settings.Global.WIFI_P2P_DEVICE_NAME);
2779            MOVED_TO_GLOBAL.add(Settings.Global.WIFI_SAVED_STATE);
2780            MOVED_TO_GLOBAL.add(Settings.Global.WIFI_SUPPLICANT_SCAN_INTERVAL_MS);
2781            MOVED_TO_GLOBAL.add(Settings.Global.WIFI_SUSPEND_OPTIMIZATIONS_ENABLED);
2782            MOVED_TO_GLOBAL.add(Settings.Global.WIFI_WATCHDOG_ON);
2783            MOVED_TO_GLOBAL.add(Settings.Global.WIFI_WATCHDOG_POOR_NETWORK_TEST_ENABLED);
2784            MOVED_TO_GLOBAL.add(Settings.Global.WIMAX_NETWORKS_AVAILABLE_NOTIFICATION_ON);
2785            MOVED_TO_GLOBAL.add(Settings.Global.PACKAGE_VERIFIER_ENABLE);
2786            MOVED_TO_GLOBAL.add(Settings.Global.PACKAGE_VERIFIER_TIMEOUT);
2787            MOVED_TO_GLOBAL.add(Settings.Global.PACKAGE_VERIFIER_DEFAULT_RESPONSE);
2788            MOVED_TO_GLOBAL.add(Settings.Global.DATA_STALL_ALARM_NON_AGGRESSIVE_DELAY_IN_MS);
2789            MOVED_TO_GLOBAL.add(Settings.Global.DATA_STALL_ALARM_AGGRESSIVE_DELAY_IN_MS);
2790            MOVED_TO_GLOBAL.add(Settings.Global.GPRS_REGISTER_CHECK_PERIOD_MS);
2791            MOVED_TO_GLOBAL.add(Settings.Global.WTF_IS_FATAL);
2792            MOVED_TO_GLOBAL.add(Settings.Global.BATTERY_DISCHARGE_DURATION_THRESHOLD);
2793            MOVED_TO_GLOBAL.add(Settings.Global.BATTERY_DISCHARGE_THRESHOLD);
2794            MOVED_TO_GLOBAL.add(Settings.Global.SEND_ACTION_APP_ERROR);
2795            MOVED_TO_GLOBAL.add(Settings.Global.DROPBOX_AGE_SECONDS);
2796            MOVED_TO_GLOBAL.add(Settings.Global.DROPBOX_MAX_FILES);
2797            MOVED_TO_GLOBAL.add(Settings.Global.DROPBOX_QUOTA_KB);
2798            MOVED_TO_GLOBAL.add(Settings.Global.DROPBOX_QUOTA_PERCENT);
2799            MOVED_TO_GLOBAL.add(Settings.Global.DROPBOX_RESERVE_PERCENT);
2800            MOVED_TO_GLOBAL.add(Settings.Global.DROPBOX_TAG_PREFIX);
2801            MOVED_TO_GLOBAL.add(Settings.Global.ERROR_LOGCAT_PREFIX);
2802            MOVED_TO_GLOBAL.add(Settings.Global.SYS_FREE_STORAGE_LOG_INTERVAL);
2803            MOVED_TO_GLOBAL.add(Settings.Global.DISK_FREE_CHANGE_REPORTING_THRESHOLD);
2804            MOVED_TO_GLOBAL.add(Settings.Global.SYS_STORAGE_THRESHOLD_PERCENTAGE);
2805            MOVED_TO_GLOBAL.add(Settings.Global.SYS_STORAGE_THRESHOLD_MAX_BYTES);
2806            MOVED_TO_GLOBAL.add(Settings.Global.SYS_STORAGE_FULL_THRESHOLD_BYTES);
2807            MOVED_TO_GLOBAL.add(Settings.Global.SYNC_MAX_RETRY_DELAY_IN_SECONDS);
2808            MOVED_TO_GLOBAL.add(Settings.Global.CONNECTIVITY_CHANGE_DELAY);
2809            MOVED_TO_GLOBAL.add(Settings.Global.CAPTIVE_PORTAL_DETECTION_ENABLED);
2810            MOVED_TO_GLOBAL.add(Settings.Global.CAPTIVE_PORTAL_SERVER);
2811            MOVED_TO_GLOBAL.add(Settings.Global.NSD_ON);
2812            MOVED_TO_GLOBAL.add(Settings.Global.SET_INSTALL_LOCATION);
2813            MOVED_TO_GLOBAL.add(Settings.Global.DEFAULT_INSTALL_LOCATION);
2814            MOVED_TO_GLOBAL.add(Settings.Global.INET_CONDITION_DEBOUNCE_UP_DELAY);
2815            MOVED_TO_GLOBAL.add(Settings.Global.INET_CONDITION_DEBOUNCE_DOWN_DELAY);
2816            MOVED_TO_GLOBAL.add(Settings.Global.READ_EXTERNAL_STORAGE_ENFORCED_DEFAULT);
2817            MOVED_TO_GLOBAL.add(Settings.Global.HTTP_PROXY);
2818            MOVED_TO_GLOBAL.add(Settings.Global.GLOBAL_HTTP_PROXY_HOST);
2819            MOVED_TO_GLOBAL.add(Settings.Global.GLOBAL_HTTP_PROXY_PORT);
2820            MOVED_TO_GLOBAL.add(Settings.Global.GLOBAL_HTTP_PROXY_EXCLUSION_LIST);
2821            MOVED_TO_GLOBAL.add(Settings.Global.SET_GLOBAL_HTTP_PROXY);
2822            MOVED_TO_GLOBAL.add(Settings.Global.DEFAULT_DNS_SERVER);
2823            MOVED_TO_GLOBAL.add(Settings.Global.PREFERRED_NETWORK_MODE);
2824        }
2825
2826        /** @hide */
2827        public static void getMovedKeys(HashSet<String> outKeySet) {
2828            outKeySet.addAll(MOVED_TO_GLOBAL);
2829        }
2830
2831        /**
2832         * Look up a name in the database.
2833         * @param resolver to access the database with
2834         * @param name to look up in the table
2835         * @return the corresponding value, or null if not present
2836         */
2837        public static String getString(ContentResolver resolver, String name) {
2838            return getStringForUser(resolver, name, UserHandle.myUserId());
2839        }
2840
2841        /** @hide */
2842        public static String getStringForUser(ContentResolver resolver, String name,
2843                int userHandle) {
2844            if (MOVED_TO_GLOBAL.contains(name)) {
2845                Log.w(TAG, "Setting " + name + " has moved from android.provider.Settings.Secure"
2846                        + " to android.provider.Settings.Global.");
2847                return Global.getStringForUser(resolver, name, userHandle);
2848            }
2849
2850            if (MOVED_TO_LOCK_SETTINGS.contains(name)) {
2851                synchronized (Secure.class) {
2852                    if (sLockSettings == null) {
2853                        sLockSettings = ILockSettings.Stub.asInterface(
2854                                (IBinder) ServiceManager.getService("lock_settings"));
2855                        sIsSystemProcess = Process.myUid() == Process.SYSTEM_UID;
2856                    }
2857                }
2858                if (sLockSettings != null && !sIsSystemProcess) {
2859                    try {
2860                        return sLockSettings.getString(name, "0", userHandle);
2861                    } catch (RemoteException re) {
2862                        // Fall through
2863                    }
2864                }
2865            }
2866
2867            return sNameValueCache.getStringForUser(resolver, name, userHandle);
2868        }
2869
2870        /**
2871         * Store a name/value pair into the database.
2872         * @param resolver to access the database with
2873         * @param name to store
2874         * @param value to associate with the name
2875         * @return true if the value was set, false on database errors
2876         */
2877        public static boolean putString(ContentResolver resolver, String name, String value) {
2878            return putStringForUser(resolver, name, value, UserHandle.myUserId());
2879        }
2880
2881        /** @hide */
2882        public static boolean putStringForUser(ContentResolver resolver, String name, String value,
2883                int userHandle) {
2884            if (MOVED_TO_GLOBAL.contains(name)) {
2885                Log.w(TAG, "Setting " + name + " has moved from android.provider.Settings.System"
2886                        + " to android.provider.Settings.Global");
2887                return Global.putStringForUser(resolver, name, value, userHandle);
2888            }
2889            return sNameValueCache.putStringForUser(resolver, name, value, userHandle);
2890        }
2891
2892        /**
2893         * Construct the content URI for a particular name/value pair,
2894         * useful for monitoring changes with a ContentObserver.
2895         * @param name to look up in the table
2896         * @return the corresponding content URI, or null if not present
2897         */
2898        public static Uri getUriFor(String name) {
2899            if (MOVED_TO_GLOBAL.contains(name)) {
2900                Log.w(TAG, "Setting " + name + " has moved from android.provider.Settings.Secure"
2901                        + " to android.provider.Settings.Global, returning global URI.");
2902                return Global.getUriFor(Global.CONTENT_URI, name);
2903            }
2904            return getUriFor(CONTENT_URI, name);
2905        }
2906
2907        /**
2908         * Convenience function for retrieving a single secure settings value
2909         * as an integer.  Note that internally setting values are always
2910         * stored as strings; this function converts the string to an integer
2911         * for you.  The default value will be returned if the setting is
2912         * not defined or not an integer.
2913         *
2914         * @param cr The ContentResolver to access.
2915         * @param name The name of the setting to retrieve.
2916         * @param def Value to return if the setting is not defined.
2917         *
2918         * @return The setting's current value, or 'def' if it is not defined
2919         * or not a valid integer.
2920         */
2921        public static int getInt(ContentResolver cr, String name, int def) {
2922            return getIntForUser(cr, name, def, UserHandle.myUserId());
2923        }
2924
2925        /** @hide */
2926        public static int getIntForUser(ContentResolver cr, String name, int def, int userHandle) {
2927            if (LOCATION_MODE.equals(name)) {
2928                // HACK ALERT: temporary hack to work around b/10491283.
2929                // TODO: once b/10491283 fixed, remove this hack
2930                return getLocationModeForUser(cr, userHandle);
2931            }
2932            String v = getStringForUser(cr, name, userHandle);
2933            try {
2934                return v != null ? Integer.parseInt(v) : def;
2935            } catch (NumberFormatException e) {
2936                return def;
2937            }
2938        }
2939
2940        /**
2941         * Convenience function for retrieving a single secure settings value
2942         * as an integer.  Note that internally setting values are always
2943         * stored as strings; this function converts the string to an integer
2944         * for you.
2945         * <p>
2946         * This version does not take a default value.  If the setting has not
2947         * been set, or the string value is not a number,
2948         * it throws {@link SettingNotFoundException}.
2949         *
2950         * @param cr The ContentResolver to access.
2951         * @param name The name of the setting to retrieve.
2952         *
2953         * @throws SettingNotFoundException Thrown if a setting by the given
2954         * name can't be found or the setting value is not an integer.
2955         *
2956         * @return The setting's current value.
2957         */
2958        public static int getInt(ContentResolver cr, String name)
2959                throws SettingNotFoundException {
2960            return getIntForUser(cr, name, UserHandle.myUserId());
2961        }
2962
2963        /** @hide */
2964        public static int getIntForUser(ContentResolver cr, String name, int userHandle)
2965                throws SettingNotFoundException {
2966            if (LOCATION_MODE.equals(name)) {
2967                // HACK ALERT: temporary hack to work around b/10491283.
2968                // TODO: once b/10491283 fixed, remove this hack
2969                return getLocationModeForUser(cr, userHandle);
2970            }
2971            String v = getStringForUser(cr, name, userHandle);
2972            try {
2973                return Integer.parseInt(v);
2974            } catch (NumberFormatException e) {
2975                throw new SettingNotFoundException(name);
2976            }
2977        }
2978
2979        /**
2980         * Convenience function for updating a single settings value as an
2981         * integer. This will either create a new entry in the table if the
2982         * given name does not exist, or modify the value of the existing row
2983         * with that name.  Note that internally setting values are always
2984         * stored as strings, so this function converts the given value to a
2985         * string before storing it.
2986         *
2987         * @param cr The ContentResolver to access.
2988         * @param name The name of the setting to modify.
2989         * @param value The new value for the setting.
2990         * @return true if the value was set, false on database errors
2991         */
2992        public static boolean putInt(ContentResolver cr, String name, int value) {
2993            return putIntForUser(cr, name, value, UserHandle.myUserId());
2994        }
2995
2996        /** @hide */
2997        public static boolean putIntForUser(ContentResolver cr, String name, int value,
2998                int userHandle) {
2999            if (LOCATION_MODE.equals(name)) {
3000                // HACK ALERT: temporary hack to work around b/10491283.
3001                // TODO: once b/10491283 fixed, remove this hack
3002                return setLocationModeForUser(cr, value, userHandle);
3003            }
3004            return putStringForUser(cr, name, Integer.toString(value), userHandle);
3005        }
3006
3007        /**
3008         * Convenience function for retrieving a single secure settings value
3009         * as a {@code long}.  Note that internally setting values are always
3010         * stored as strings; this function converts the string to a {@code long}
3011         * for you.  The default value will be returned if the setting is
3012         * not defined or not a {@code long}.
3013         *
3014         * @param cr The ContentResolver to access.
3015         * @param name The name of the setting to retrieve.
3016         * @param def Value to return if the setting is not defined.
3017         *
3018         * @return The setting's current value, or 'def' if it is not defined
3019         * or not a valid {@code long}.
3020         */
3021        public static long getLong(ContentResolver cr, String name, long def) {
3022            return getLongForUser(cr, name, def, UserHandle.myUserId());
3023        }
3024
3025        /** @hide */
3026        public static long getLongForUser(ContentResolver cr, String name, long def,
3027                int userHandle) {
3028            String valString = getStringForUser(cr, name, userHandle);
3029            long value;
3030            try {
3031                value = valString != null ? Long.parseLong(valString) : def;
3032            } catch (NumberFormatException e) {
3033                value = def;
3034            }
3035            return value;
3036        }
3037
3038        /**
3039         * Convenience function for retrieving a single secure settings value
3040         * as a {@code long}.  Note that internally setting values are always
3041         * stored as strings; this function converts the string to a {@code long}
3042         * for you.
3043         * <p>
3044         * This version does not take a default value.  If the setting has not
3045         * been set, or the string value is not a number,
3046         * it throws {@link SettingNotFoundException}.
3047         *
3048         * @param cr The ContentResolver to access.
3049         * @param name The name of the setting to retrieve.
3050         *
3051         * @return The setting's current value.
3052         * @throws SettingNotFoundException Thrown if a setting by the given
3053         * name can't be found or the setting value is not an integer.
3054         */
3055        public static long getLong(ContentResolver cr, String name)
3056                throws SettingNotFoundException {
3057            return getLongForUser(cr, name, UserHandle.myUserId());
3058        }
3059
3060        /** @hide */
3061        public static long getLongForUser(ContentResolver cr, String name, int userHandle)
3062                throws SettingNotFoundException {
3063            String valString = getStringForUser(cr, name, userHandle);
3064            try {
3065                return Long.parseLong(valString);
3066            } catch (NumberFormatException e) {
3067                throw new SettingNotFoundException(name);
3068            }
3069        }
3070
3071        /**
3072         * Convenience function for updating a secure settings value as a long
3073         * integer. This will either create a new entry in the table if the
3074         * given name does not exist, or modify the value of the existing row
3075         * with that name.  Note that internally setting values are always
3076         * stored as strings, so this function converts the given value to a
3077         * string before storing it.
3078         *
3079         * @param cr The ContentResolver to access.
3080         * @param name The name of the setting to modify.
3081         * @param value The new value for the setting.
3082         * @return true if the value was set, false on database errors
3083         */
3084        public static boolean putLong(ContentResolver cr, String name, long value) {
3085            return putLongForUser(cr, name, value, UserHandle.myUserId());
3086        }
3087
3088        /** @hide */
3089        public static boolean putLongForUser(ContentResolver cr, String name, long value,
3090                int userHandle) {
3091            return putStringForUser(cr, name, Long.toString(value), userHandle);
3092        }
3093
3094        /**
3095         * Convenience function for retrieving a single secure settings value
3096         * as a floating point number.  Note that internally setting values are
3097         * always stored as strings; this function converts the string to an
3098         * float for you. The default value will be returned if the setting
3099         * is not defined or not a valid float.
3100         *
3101         * @param cr The ContentResolver to access.
3102         * @param name The name of the setting to retrieve.
3103         * @param def Value to return if the setting is not defined.
3104         *
3105         * @return The setting's current value, or 'def' if it is not defined
3106         * or not a valid float.
3107         */
3108        public static float getFloat(ContentResolver cr, String name, float def) {
3109            return getFloatForUser(cr, name, def, UserHandle.myUserId());
3110        }
3111
3112        /** @hide */
3113        public static float getFloatForUser(ContentResolver cr, String name, float def,
3114                int userHandle) {
3115            String v = getStringForUser(cr, name, userHandle);
3116            try {
3117                return v != null ? Float.parseFloat(v) : def;
3118            } catch (NumberFormatException e) {
3119                return def;
3120            }
3121        }
3122
3123        /**
3124         * Convenience function for retrieving a single secure settings value
3125         * as a float.  Note that internally setting values are always
3126         * stored as strings; this function converts the string to a float
3127         * for you.
3128         * <p>
3129         * This version does not take a default value.  If the setting has not
3130         * been set, or the string value is not a number,
3131         * it throws {@link SettingNotFoundException}.
3132         *
3133         * @param cr The ContentResolver to access.
3134         * @param name The name of the setting to retrieve.
3135         *
3136         * @throws SettingNotFoundException Thrown if a setting by the given
3137         * name can't be found or the setting value is not a float.
3138         *
3139         * @return The setting's current value.
3140         */
3141        public static float getFloat(ContentResolver cr, String name)
3142                throws SettingNotFoundException {
3143            return getFloatForUser(cr, name, UserHandle.myUserId());
3144        }
3145
3146        /** @hide */
3147        public static float getFloatForUser(ContentResolver cr, String name, int userHandle)
3148                throws SettingNotFoundException {
3149            String v = getStringForUser(cr, name, userHandle);
3150            if (v == null) {
3151                throw new SettingNotFoundException(name);
3152            }
3153            try {
3154                return Float.parseFloat(v);
3155            } catch (NumberFormatException e) {
3156                throw new SettingNotFoundException(name);
3157            }
3158        }
3159
3160        /**
3161         * Convenience function for updating a single settings value as a
3162         * floating point number. This will either create a new entry in the
3163         * table if the given name does not exist, or modify the value of the
3164         * existing row with that name.  Note that internally setting values
3165         * are always stored as strings, so this function converts the given
3166         * value to a string before storing it.
3167         *
3168         * @param cr The ContentResolver to access.
3169         * @param name The name of the setting to modify.
3170         * @param value The new value for the setting.
3171         * @return true if the value was set, false on database errors
3172         */
3173        public static boolean putFloat(ContentResolver cr, String name, float value) {
3174            return putFloatForUser(cr, name, value, UserHandle.myUserId());
3175        }
3176
3177        /** @hide */
3178        public static boolean putFloatForUser(ContentResolver cr, String name, float value,
3179                int userHandle) {
3180            return putStringForUser(cr, name, Float.toString(value), userHandle);
3181        }
3182
3183        /**
3184         * @deprecated Use {@link android.provider.Settings.Global#DEVELOPMENT_SETTINGS_ENABLED}
3185         * instead
3186         */
3187        @Deprecated
3188        public static final String DEVELOPMENT_SETTINGS_ENABLED =
3189                Global.DEVELOPMENT_SETTINGS_ENABLED;
3190
3191        /**
3192         * When the user has enable the option to have a "bug report" command
3193         * in the power menu.
3194         * @deprecated Use {@link android.provider.Settings.Global#BUGREPORT_IN_POWER_MENU} instead
3195         * @hide
3196         */
3197        @Deprecated
3198        public static final String BUGREPORT_IN_POWER_MENU = "bugreport_in_power_menu";
3199
3200        /**
3201         * @deprecated Use {@link android.provider.Settings.Global#ADB_ENABLED} instead
3202         */
3203        @Deprecated
3204        public static final String ADB_ENABLED = Global.ADB_ENABLED;
3205
3206        /**
3207         * Setting to allow mock locations and location provider status to be injected into the
3208         * LocationManager service for testing purposes during application development.  These
3209         * locations and status values  override actual location and status information generated
3210         * by network, gps, or other location providers.
3211         */
3212        public static final String ALLOW_MOCK_LOCATION = "mock_location";
3213
3214        /**
3215         * A 64-bit number (as a hex string) that is randomly
3216         * generated on the device's first boot and should remain
3217         * constant for the lifetime of the device.  (The value may
3218         * change if a factory reset is performed on the device.)
3219         */
3220        public static final String ANDROID_ID = "android_id";
3221
3222        /**
3223         * @deprecated Use {@link android.provider.Settings.Global#BLUETOOTH_ON} instead
3224         */
3225        @Deprecated
3226        public static final String BLUETOOTH_ON = Global.BLUETOOTH_ON;
3227
3228        /**
3229         * @deprecated Use {@link android.provider.Settings.Global#DATA_ROAMING} instead
3230         */
3231        @Deprecated
3232        public static final String DATA_ROAMING = Global.DATA_ROAMING;
3233
3234        /**
3235         * Setting to record the input method used by default, holding the ID
3236         * of the desired method.
3237         */
3238        public static final String DEFAULT_INPUT_METHOD = "default_input_method";
3239
3240        /**
3241         * Setting to record the input method subtype used by default, holding the ID
3242         * of the desired method.
3243         */
3244        public static final String SELECTED_INPUT_METHOD_SUBTYPE =
3245                "selected_input_method_subtype";
3246
3247        /**
3248         * Setting to record the history of input method subtype, holding the pair of ID of IME
3249         * and its last used subtype.
3250         * @hide
3251         */
3252        public static final String INPUT_METHODS_SUBTYPE_HISTORY =
3253                "input_methods_subtype_history";
3254
3255        /**
3256         * Setting to record the visibility of input method selector
3257         */
3258        public static final String INPUT_METHOD_SELECTOR_VISIBILITY =
3259                "input_method_selector_visibility";
3260
3261        /**
3262         * bluetooth HCI snoop log configuration
3263         * @hide
3264         */
3265        public static final String BLUETOOTH_HCI_LOG =
3266                "bluetooth_hci_log";
3267
3268        /**
3269         * @deprecated Use {@link android.provider.Settings.Global#DEVICE_PROVISIONED} instead
3270         */
3271        @Deprecated
3272        public static final String DEVICE_PROVISIONED = Global.DEVICE_PROVISIONED;
3273
3274        /**
3275         * Whether the current user has been set up via setup wizard (0 = false, 1 = true)
3276         * @hide
3277         */
3278        public static final String USER_SETUP_COMPLETE = "user_setup_complete";
3279
3280        /**
3281         * List of input methods that are currently enabled.  This is a string
3282         * containing the IDs of all enabled input methods, each ID separated
3283         * by ':'.
3284         */
3285        public static final String ENABLED_INPUT_METHODS = "enabled_input_methods";
3286
3287        /**
3288         * List of system input methods that are currently disabled.  This is a string
3289         * containing the IDs of all disabled input methods, each ID separated
3290         * by ':'.
3291         * @hide
3292         */
3293        public static final String DISABLED_SYSTEM_INPUT_METHODS = "disabled_system_input_methods";
3294
3295        /**
3296         * Host name and port for global http proxy. Uses ':' seperator for
3297         * between host and port.
3298         *
3299         * @deprecated Use {@link Global#HTTP_PROXY}
3300         */
3301        @Deprecated
3302        public static final String HTTP_PROXY = Global.HTTP_PROXY;
3303
3304        /**
3305         * @deprecated Use {@link android.provider.Settings.Global#INSTALL_NON_MARKET_APPS} instead
3306         */
3307        @Deprecated
3308        public static final String INSTALL_NON_MARKET_APPS = Global.INSTALL_NON_MARKET_APPS;
3309
3310        /**
3311         * Comma-separated list of location providers that activities may access.
3312         *
3313         * @deprecated use {@link #LOCATION_MODE}
3314         */
3315        @Deprecated
3316        public static final String LOCATION_PROVIDERS_ALLOWED = "location_providers_allowed";
3317
3318        /**
3319         * The degree of location access enabled by the user.
3320         * <p/>
3321         * When used with {@link #putInt(ContentResolver, String, int)}, must be one of {@link
3322         * #LOCATION_MODE_HIGH_ACCURACY}, {@link #LOCATION_MODE_SENSORS_ONLY}, {@link
3323         * #LOCATION_MODE_BATTERY_SAVING}, or {@link #LOCATION_MODE_OFF}. When used with {@link
3324         * #getInt(ContentResolver, String)}, the caller must gracefully handle additional location
3325         * modes that might be added in the future.
3326         */
3327        public static final String LOCATION_MODE = "location_mode";
3328
3329        /**
3330         * Location access disabled.
3331         */
3332        public static final int LOCATION_MODE_OFF = 0;
3333        /**
3334         * Network Location Provider disabled, but GPS and other sensors enabled.
3335         */
3336        public static final int LOCATION_MODE_SENSORS_ONLY = 1;
3337        /**
3338         * Reduced power usage, such as limiting the number of GPS updates per hour.
3339         */
3340        public static final int LOCATION_MODE_BATTERY_SAVING = 2;
3341        /**
3342         * Best-effort location computation allowed.
3343         */
3344        public static final int LOCATION_MODE_HIGH_ACCURACY = 3;
3345
3346        /**
3347         * A flag containing settings used for biometric weak
3348         * @hide
3349         */
3350        public static final String LOCK_BIOMETRIC_WEAK_FLAGS =
3351                "lock_biometric_weak_flags";
3352
3353        /**
3354         * Whether autolock is enabled (0 = false, 1 = true)
3355         */
3356        public static final String LOCK_PATTERN_ENABLED = "lock_pattern_autolock";
3357
3358        /**
3359         * Whether lock pattern is visible as user enters (0 = false, 1 = true)
3360         */
3361        public static final String LOCK_PATTERN_VISIBLE = "lock_pattern_visible_pattern";
3362
3363        /**
3364         * Whether lock pattern will vibrate as user enters (0 = false, 1 =
3365         * true)
3366         *
3367         * @deprecated Starting in {@link VERSION_CODES#JELLY_BEAN_MR1} the
3368         *             lockscreen uses
3369         *             {@link Settings.System#HAPTIC_FEEDBACK_ENABLED}.
3370         */
3371        @Deprecated
3372        public static final String
3373                LOCK_PATTERN_TACTILE_FEEDBACK_ENABLED = "lock_pattern_tactile_feedback_enabled";
3374
3375        /**
3376         * This preference allows the device to be locked given time after screen goes off,
3377         * subject to current DeviceAdmin policy limits.
3378         * @hide
3379         */
3380        public static final String LOCK_SCREEN_LOCK_AFTER_TIMEOUT = "lock_screen_lock_after_timeout";
3381
3382
3383        /**
3384         * This preference contains the string that shows for owner info on LockScreen.
3385         * @hide
3386         * @deprecated
3387         */
3388        public static final String LOCK_SCREEN_OWNER_INFO = "lock_screen_owner_info";
3389
3390        /**
3391         * Ids of the user-selected appwidgets on the lockscreen (comma-delimited).
3392         * @hide
3393         */
3394        public static final String LOCK_SCREEN_APPWIDGET_IDS =
3395            "lock_screen_appwidget_ids";
3396
3397        /**
3398         * Id of the appwidget shown on the lock screen when appwidgets are disabled.
3399         * @hide
3400         */
3401        public static final String LOCK_SCREEN_FALLBACK_APPWIDGET_ID =
3402            "lock_screen_fallback_appwidget_id";
3403
3404        /**
3405         * Index of the lockscreen appwidget to restore, -1 if none.
3406         * @hide
3407         */
3408        public static final String LOCK_SCREEN_STICKY_APPWIDGET =
3409            "lock_screen_sticky_appwidget";
3410
3411        /**
3412         * This preference enables showing the owner info on LockScreen.
3413         * @hide
3414         * @deprecated
3415         */
3416        public static final String LOCK_SCREEN_OWNER_INFO_ENABLED =
3417            "lock_screen_owner_info_enabled";
3418
3419        /**
3420         * The Logging ID (a unique 64-bit value) as a hex string.
3421         * Used as a pseudonymous identifier for logging.
3422         * @deprecated This identifier is poorly initialized and has
3423         * many collisions.  It should not be used.
3424         */
3425        @Deprecated
3426        public static final String LOGGING_ID = "logging_id";
3427
3428        /**
3429         * @deprecated Use {@link android.provider.Settings.Global#NETWORK_PREFERENCE} instead
3430         */
3431        @Deprecated
3432        public static final String NETWORK_PREFERENCE = Global.NETWORK_PREFERENCE;
3433
3434        /**
3435         * No longer supported.
3436         */
3437        public static final String PARENTAL_CONTROL_ENABLED = "parental_control_enabled";
3438
3439        /**
3440         * No longer supported.
3441         */
3442        public static final String PARENTAL_CONTROL_LAST_UPDATE = "parental_control_last_update";
3443
3444        /**
3445         * No longer supported.
3446         */
3447        public static final String PARENTAL_CONTROL_REDIRECT_URL = "parental_control_redirect_url";
3448
3449        /**
3450         * Settings classname to launch when Settings is clicked from All
3451         * Applications.  Needed because of user testing between the old
3452         * and new Settings apps.
3453         */
3454        // TODO: 881807
3455        public static final String SETTINGS_CLASSNAME = "settings_classname";
3456
3457        /**
3458         * @deprecated Use {@link android.provider.Settings.Global#USB_MASS_STORAGE_ENABLED} instead
3459         */
3460        @Deprecated
3461        public static final String USB_MASS_STORAGE_ENABLED = Global.USB_MASS_STORAGE_ENABLED;
3462
3463        /**
3464         * @deprecated Use {@link android.provider.Settings.Global#USE_GOOGLE_MAIL} instead
3465         */
3466        @Deprecated
3467        public static final String USE_GOOGLE_MAIL = Global.USE_GOOGLE_MAIL;
3468
3469        /**
3470         * If accessibility is enabled.
3471         */
3472        public static final String ACCESSIBILITY_ENABLED = "accessibility_enabled";
3473
3474        /**
3475         * If touch exploration is enabled.
3476         */
3477        public static final String TOUCH_EXPLORATION_ENABLED = "touch_exploration_enabled";
3478
3479        /**
3480         * List of the enabled accessibility providers.
3481         */
3482        public static final String ENABLED_ACCESSIBILITY_SERVICES =
3483            "enabled_accessibility_services";
3484
3485        /**
3486         * List of the accessibility services to which the user has granted
3487         * permission to put the device into touch exploration mode.
3488         *
3489         * @hide
3490         */
3491        public static final String TOUCH_EXPLORATION_GRANTED_ACCESSIBILITY_SERVICES =
3492            "touch_exploration_granted_accessibility_services";
3493
3494        /**
3495         * Whether to speak passwords while in accessibility mode.
3496         */
3497        public static final String ACCESSIBILITY_SPEAK_PASSWORD = "speak_password";
3498
3499        /**
3500         * If injection of accessibility enhancing JavaScript screen-reader
3501         * is enabled.
3502         * <p>
3503         *   Note: The JavaScript based screen-reader is served by the
3504         *   Google infrastructure and enable users with disabilities to
3505         *   efficiently navigate in and explore web content.
3506         * </p>
3507         * <p>
3508         *   This property represents a boolean value.
3509         * </p>
3510         * @hide
3511         */
3512        public static final String ACCESSIBILITY_SCRIPT_INJECTION =
3513            "accessibility_script_injection";
3514
3515        /**
3516         * The URL for the injected JavaScript based screen-reader used
3517         * for providing accessibility of content in WebView.
3518         * <p>
3519         *   Note: The JavaScript based screen-reader is served by the
3520         *   Google infrastructure and enable users with disabilities to
3521         *   efficiently navigate in and explore web content.
3522         * </p>
3523         * <p>
3524         *   This property represents a string value.
3525         * </p>
3526         * @hide
3527         */
3528        public static final String ACCESSIBILITY_SCREEN_READER_URL =
3529            "accessibility_script_injection_url";
3530
3531        /**
3532         * Key bindings for navigation in built-in accessibility support for web content.
3533         * <p>
3534         *   Note: These key bindings are for the built-in accessibility navigation for
3535         *   web content which is used as a fall back solution if JavaScript in a WebView
3536         *   is not enabled or the user has not opted-in script injection from Google.
3537         * </p>
3538         * <p>
3539         *   The bindings are separated by semi-colon. A binding is a mapping from
3540         *   a key to a sequence of actions (for more details look at
3541         *   android.webkit.AccessibilityInjector). A key is represented as the hexademical
3542         *   string representation of an integer obtained from a meta state (optional) shifted
3543         *   sixteen times left and bitwise ored with a key code. An action is represented
3544         *   as a hexademical string representation of an integer where the first two digits
3545         *   are navigation action index, the second, the third, and the fourth digit pairs
3546         *   represent the action arguments. The separate actions in a binding are colon
3547         *   separated. The key and the action sequence it maps to are separated by equals.
3548         * </p>
3549         * <p>
3550         *   For example, the binding below maps the DPAD right button to traverse the
3551         *   current navigation axis once without firing an accessibility event and to
3552         *   perform the same traversal again but to fire an event:
3553         *   <code>
3554         *     0x16=0x01000100:0x01000101;
3555         *   </code>
3556         * </p>
3557         * <p>
3558         *   The goal of this binding is to enable dynamic rebinding of keys to
3559         *   navigation actions for web content without requiring a framework change.
3560         * </p>
3561         * <p>
3562         *   This property represents a string value.
3563         * </p>
3564         * @hide
3565         */
3566        public static final String ACCESSIBILITY_WEB_CONTENT_KEY_BINDINGS =
3567            "accessibility_web_content_key_bindings";
3568
3569        /**
3570         * Setting that specifies whether the display magnification is enabled.
3571         * Display magnifications allows the user to zoom in the display content
3572         * and is targeted to low vision users. The current magnification scale
3573         * is controlled by {@link #ACCESSIBILITY_DISPLAY_MAGNIFICATION_SCALE}.
3574         *
3575         * @hide
3576         */
3577        public static final String ACCESSIBILITY_DISPLAY_MAGNIFICATION_ENABLED =
3578                "accessibility_display_magnification_enabled";
3579
3580        /**
3581         * Setting that specifies what the display magnification scale is.
3582         * Display magnifications allows the user to zoom in the display
3583         * content and is targeted to low vision users. Whether a display
3584         * magnification is performed is controlled by
3585         * {@link #ACCESSIBILITY_DISPLAY_MAGNIFICATION_ENABLED}
3586         *
3587         * @hide
3588         */
3589        public static final String ACCESSIBILITY_DISPLAY_MAGNIFICATION_SCALE =
3590                "accessibility_display_magnification_scale";
3591
3592        /**
3593         * Setting that specifies whether the display magnification should be
3594         * automatically updated. If this fearture is enabled the system will
3595         * exit magnification mode or pan the viewport when a context change
3596         * occurs. For example, on staring a new activity or rotating the screen,
3597         * the system may zoom out so the user can see the new context he is in.
3598         * Another example is on showing a window that is not visible in the
3599         * magnified viewport the system may pan the viewport to make the window
3600         * the has popped up so the user knows that the context has changed.
3601         * Whether a screen magnification is performed is controlled by
3602         * {@link #ACCESSIBILITY_DISPLAY_MAGNIFICATION_ENABLED}
3603         *
3604         * @hide
3605         */
3606        public static final String ACCESSIBILITY_DISPLAY_MAGNIFICATION_AUTO_UPDATE =
3607                "accessibility_display_magnification_auto_update";
3608
3609        /**
3610         * Setting that specifies whether timed text (captions) should be
3611         * displayed in video content. Text display properties are controlled by
3612         * the following settings:
3613         * <ul>
3614         * <li>{@link #ACCESSIBILITY_CAPTIONING_LOCALE}
3615         * <li>{@link #ACCESSIBILITY_CAPTIONING_BACKGROUND_COLOR}
3616         * <li>{@link #ACCESSIBILITY_CAPTIONING_FOREGROUND_COLOR}
3617         * <li>{@link #ACCESSIBILITY_CAPTIONING_EDGE_COLOR}
3618         * <li>{@link #ACCESSIBILITY_CAPTIONING_EDGE_TYPE}
3619         * <li>{@link #ACCESSIBILITY_CAPTIONING_TYPEFACE}
3620         * <li>{@link #ACCESSIBILITY_CAPTIONING_FONT_SCALE}
3621         * </ul>
3622         *
3623         * @hide
3624         */
3625        public static final String ACCESSIBILITY_CAPTIONING_ENABLED =
3626                "accessibility_captioning_enabled";
3627
3628        /**
3629         * Setting that specifies the language for captions as a locale string,
3630         * e.g. en_US.
3631         *
3632         * @see java.util.Locale#toString
3633         * @hide
3634         */
3635        public static final String ACCESSIBILITY_CAPTIONING_LOCALE =
3636                "accessibility_captioning_locale";
3637
3638        /**
3639         * Integer property that specifies the preset style for captions, one
3640         * of:
3641         * <ul>
3642         * <li>{@link android.view.accessibility.CaptioningManager.CaptionStyle#PRESET_CUSTOM}
3643         * <li>a valid index of {@link android.view.accessibility.CaptioningManager.CaptionStyle#PRESETS}
3644         * </ul>
3645         *
3646         * @see java.util.Locale#toString
3647         * @hide
3648         */
3649        public static final String ACCESSIBILITY_CAPTIONING_PRESET =
3650                "accessibility_captioning_preset";
3651
3652        /**
3653         * Integer property that specifes the background color for captions as a
3654         * packed 32-bit color.
3655         *
3656         * @see android.graphics.Color#argb
3657         * @hide
3658         */
3659        public static final String ACCESSIBILITY_CAPTIONING_BACKGROUND_COLOR =
3660                "accessibility_captioning_background_color";
3661
3662        /**
3663         * Integer property that specifes the foreground color for captions as a
3664         * packed 32-bit color.
3665         *
3666         * @see android.graphics.Color#argb
3667         * @hide
3668         */
3669        public static final String ACCESSIBILITY_CAPTIONING_FOREGROUND_COLOR =
3670                "accessibility_captioning_foreground_color";
3671
3672        /**
3673         * Integer property that specifes the edge type for captions, one of:
3674         * <ul>
3675         * <li>{@link android.view.accessibility.CaptioningManager.CaptionStyle#EDGE_TYPE_NONE}
3676         * <li>{@link android.view.accessibility.CaptioningManager.CaptionStyle#EDGE_TYPE_OUTLINE}
3677         * <li>{@link android.view.accessibility.CaptioningManager.CaptionStyle#EDGE_TYPE_DROP_SHADOW}
3678         * </ul>
3679         *
3680         * @see #ACCESSIBILITY_CAPTIONING_EDGE_COLOR
3681         * @hide
3682         */
3683        public static final String ACCESSIBILITY_CAPTIONING_EDGE_TYPE =
3684                "accessibility_captioning_edge_type";
3685
3686        /**
3687         * Integer property that specifes the edge color for captions as a
3688         * packed 32-bit color.
3689         *
3690         * @see #ACCESSIBILITY_CAPTIONING_EDGE_TYPE
3691         * @see android.graphics.Color#argb
3692         * @hide
3693         */
3694        public static final String ACCESSIBILITY_CAPTIONING_EDGE_COLOR =
3695                "accessibility_captioning_edge_color";
3696
3697        /**
3698         * String property that specifies the typeface for captions, one of:
3699         * <ul>
3700         * <li>DEFAULT
3701         * <li>MONOSPACE
3702         * <li>SANS_SERIF
3703         * <li>SERIF
3704         * </ul>
3705         *
3706         * @see android.graphics.Typeface
3707         * @hide
3708         */
3709        public static final String ACCESSIBILITY_CAPTIONING_TYPEFACE =
3710                "accessibility_captioning_typeface";
3711
3712        /**
3713         * Floating point property that specifies font scaling for captions.
3714         *
3715         * @hide
3716         */
3717        public static final String ACCESSIBILITY_CAPTIONING_FONT_SCALE =
3718                "accessibility_captioning_font_scale";
3719
3720        /**
3721         * The timout for considering a press to be a long press in milliseconds.
3722         * @hide
3723         */
3724        public static final String LONG_PRESS_TIMEOUT = "long_press_timeout";
3725
3726        /**
3727         * List of the enabled print services.
3728         * @hide
3729         */
3730        public static final String ENABLED_PRINT_SERVICES =
3731            "enabled_print_services";
3732
3733        /**
3734         * List of the system print services we enabled on first boot. On
3735         * first boot we enable all system, i.e. bundled print services,
3736         * once, so they work out-of-the-box.
3737         * @hide
3738         */
3739        public static final String ENABLED_ON_FIRST_BOOT_SYSTEM_PRINT_SERVICES =
3740            "enabled_on_first_boot_system_print_services";
3741
3742        /**
3743         * Setting to always use the default text-to-speech settings regardless
3744         * of the application settings.
3745         * 1 = override application settings,
3746         * 0 = use application settings (if specified).
3747         *
3748         * @deprecated  The value of this setting is no longer respected by
3749         * the framework text to speech APIs as of the Ice Cream Sandwich release.
3750         */
3751        @Deprecated
3752        public static final String TTS_USE_DEFAULTS = "tts_use_defaults";
3753
3754        /**
3755         * Default text-to-speech engine speech rate. 100 = 1x
3756         */
3757        public static final String TTS_DEFAULT_RATE = "tts_default_rate";
3758
3759        /**
3760         * Default text-to-speech engine pitch. 100 = 1x
3761         */
3762        public static final String TTS_DEFAULT_PITCH = "tts_default_pitch";
3763
3764        /**
3765         * Default text-to-speech engine.
3766         */
3767        public static final String TTS_DEFAULT_SYNTH = "tts_default_synth";
3768
3769        /**
3770         * Default text-to-speech language.
3771         *
3772         * @deprecated this setting is no longer in use, as of the Ice Cream
3773         * Sandwich release. Apps should never need to read this setting directly,
3774         * instead can query the TextToSpeech framework classes for the default
3775         * locale. {@link TextToSpeech#getLanguage()}.
3776         */
3777        @Deprecated
3778        public static final String TTS_DEFAULT_LANG = "tts_default_lang";
3779
3780        /**
3781         * Default text-to-speech country.
3782         *
3783         * @deprecated this setting is no longer in use, as of the Ice Cream
3784         * Sandwich release. Apps should never need to read this setting directly,
3785         * instead can query the TextToSpeech framework classes for the default
3786         * locale. {@link TextToSpeech#getLanguage()}.
3787         */
3788        @Deprecated
3789        public static final String TTS_DEFAULT_COUNTRY = "tts_default_country";
3790
3791        /**
3792         * Default text-to-speech locale variant.
3793         *
3794         * @deprecated this setting is no longer in use, as of the Ice Cream
3795         * Sandwich release. Apps should never need to read this setting directly,
3796         * instead can query the TextToSpeech framework classes for the
3797         * locale that is in use {@link TextToSpeech#getLanguage()}.
3798         */
3799        @Deprecated
3800        public static final String TTS_DEFAULT_VARIANT = "tts_default_variant";
3801
3802        /**
3803         * Stores the default tts locales on a per engine basis. Stored as
3804         * a comma seperated list of values, each value being of the form
3805         * {@code engine_name:locale} for example,
3806         * {@code com.foo.ttsengine:eng-USA,com.bar.ttsengine:esp-ESP}. This
3807         * supersedes {@link #TTS_DEFAULT_LANG}, {@link #TTS_DEFAULT_COUNTRY} and
3808         * {@link #TTS_DEFAULT_VARIANT}. Apps should never need to read this
3809         * setting directly, and can query the TextToSpeech framework classes
3810         * for the locale that is in use.
3811         *
3812         * @hide
3813         */
3814        public static final String TTS_DEFAULT_LOCALE = "tts_default_locale";
3815
3816        /**
3817         * Space delimited list of plugin packages that are enabled.
3818         */
3819        public static final String TTS_ENABLED_PLUGINS = "tts_enabled_plugins";
3820
3821        /**
3822         * @deprecated Use {@link android.provider.Settings.Global#WIFI_NETWORKS_AVAILABLE_NOTIFICATION_ON}
3823         * instead.
3824         */
3825        @Deprecated
3826        public static final String WIFI_NETWORKS_AVAILABLE_NOTIFICATION_ON =
3827                Global.WIFI_NETWORKS_AVAILABLE_NOTIFICATION_ON;
3828
3829        /**
3830         * @deprecated Use {@link android.provider.Settings.Global#WIFI_NETWORKS_AVAILABLE_REPEAT_DELAY}
3831         * instead.
3832         */
3833        @Deprecated
3834        public static final String WIFI_NETWORKS_AVAILABLE_REPEAT_DELAY =
3835                Global.WIFI_NETWORKS_AVAILABLE_REPEAT_DELAY;
3836
3837        /**
3838         * @deprecated Use {@link android.provider.Settings.Global#WIFI_NUM_OPEN_NETWORKS_KEPT}
3839         * instead.
3840         */
3841        @Deprecated
3842        public static final String WIFI_NUM_OPEN_NETWORKS_KEPT =
3843                Global.WIFI_NUM_OPEN_NETWORKS_KEPT;
3844
3845        /**
3846         * @deprecated Use {@link android.provider.Settings.Global#WIFI_ON}
3847         * instead.
3848         */
3849        @Deprecated
3850        public static final String WIFI_ON = Global.WIFI_ON;
3851
3852        /**
3853         * The acceptable packet loss percentage (range 0 - 100) before trying
3854         * another AP on the same network.
3855         * @deprecated This setting is not used.
3856         */
3857        @Deprecated
3858        public static final String WIFI_WATCHDOG_ACCEPTABLE_PACKET_LOSS_PERCENTAGE =
3859                "wifi_watchdog_acceptable_packet_loss_percentage";
3860
3861        /**
3862         * The number of access points required for a network in order for the
3863         * watchdog to monitor it.
3864         * @deprecated This setting is not used.
3865         */
3866        @Deprecated
3867        public static final String WIFI_WATCHDOG_AP_COUNT = "wifi_watchdog_ap_count";
3868
3869        /**
3870         * The delay between background checks.
3871         * @deprecated This setting is not used.
3872         */
3873        @Deprecated
3874        public static final String WIFI_WATCHDOG_BACKGROUND_CHECK_DELAY_MS =
3875                "wifi_watchdog_background_check_delay_ms";
3876
3877        /**
3878         * Whether the Wi-Fi watchdog is enabled for background checking even
3879         * after it thinks the user has connected to a good access point.
3880         * @deprecated This setting is not used.
3881         */
3882        @Deprecated
3883        public static final String WIFI_WATCHDOG_BACKGROUND_CHECK_ENABLED =
3884                "wifi_watchdog_background_check_enabled";
3885
3886        /**
3887         * The timeout for a background ping
3888         * @deprecated This setting is not used.
3889         */
3890        @Deprecated
3891        public static final String WIFI_WATCHDOG_BACKGROUND_CHECK_TIMEOUT_MS =
3892                "wifi_watchdog_background_check_timeout_ms";
3893
3894        /**
3895         * The number of initial pings to perform that *may* be ignored if they
3896         * fail. Again, if these fail, they will *not* be used in packet loss
3897         * calculation. For example, one network always seemed to time out for
3898         * the first couple pings, so this is set to 3 by default.
3899         * @deprecated This setting is not used.
3900         */
3901        @Deprecated
3902        public static final String WIFI_WATCHDOG_INITIAL_IGNORED_PING_COUNT =
3903            "wifi_watchdog_initial_ignored_ping_count";
3904
3905        /**
3906         * The maximum number of access points (per network) to attempt to test.
3907         * If this number is reached, the watchdog will no longer monitor the
3908         * initial connection state for the network. This is a safeguard for
3909         * networks containing multiple APs whose DNS does not respond to pings.
3910         * @deprecated This setting is not used.
3911         */
3912        @Deprecated
3913        public static final String WIFI_WATCHDOG_MAX_AP_CHECKS = "wifi_watchdog_max_ap_checks";
3914
3915        /**
3916         * @deprecated Use {@link android.provider.Settings.Global#WIFI_WATCHDOG_ON} instead
3917         */
3918        @Deprecated
3919        public static final String WIFI_WATCHDOG_ON = "wifi_watchdog_on";
3920
3921        /**
3922         * A comma-separated list of SSIDs for which the Wi-Fi watchdog should be enabled.
3923         * @deprecated This setting is not used.
3924         */
3925        @Deprecated
3926        public static final String WIFI_WATCHDOG_WATCH_LIST = "wifi_watchdog_watch_list";
3927
3928        /**
3929         * The number of pings to test if an access point is a good connection.
3930         * @deprecated This setting is not used.
3931         */
3932        @Deprecated
3933        public static final String WIFI_WATCHDOG_PING_COUNT = "wifi_watchdog_ping_count";
3934
3935        /**
3936         * The delay between pings.
3937         * @deprecated This setting is not used.
3938         */
3939        @Deprecated
3940        public static final String WIFI_WATCHDOG_PING_DELAY_MS = "wifi_watchdog_ping_delay_ms";
3941
3942        /**
3943         * The timeout per ping.
3944         * @deprecated This setting is not used.
3945         */
3946        @Deprecated
3947        public static final String WIFI_WATCHDOG_PING_TIMEOUT_MS = "wifi_watchdog_ping_timeout_ms";
3948
3949        /**
3950         * @deprecated Use
3951         * {@link android.provider.Settings.Global#WIFI_MAX_DHCP_RETRY_COUNT} instead
3952         */
3953        @Deprecated
3954        public static final String WIFI_MAX_DHCP_RETRY_COUNT = Global.WIFI_MAX_DHCP_RETRY_COUNT;
3955
3956        /**
3957         * @deprecated Use
3958         * {@link android.provider.Settings.Global#WIFI_MOBILE_DATA_TRANSITION_WAKELOCK_TIMEOUT_MS} instead
3959         */
3960        @Deprecated
3961        public static final String WIFI_MOBILE_DATA_TRANSITION_WAKELOCK_TIMEOUT_MS =
3962                Global.WIFI_MOBILE_DATA_TRANSITION_WAKELOCK_TIMEOUT_MS;
3963
3964        /**
3965         * Whether background data usage is allowed.
3966         *
3967         * @deprecated As of {@link VERSION_CODES#ICE_CREAM_SANDWICH},
3968         *             availability of background data depends on several
3969         *             combined factors. When background data is unavailable,
3970         *             {@link ConnectivityManager#getActiveNetworkInfo()} will
3971         *             now appear disconnected.
3972         */
3973        @Deprecated
3974        public static final String BACKGROUND_DATA = "background_data";
3975
3976        /**
3977         * Origins for which browsers should allow geolocation by default.
3978         * The value is a space-separated list of origins.
3979         */
3980        public static final String ALLOWED_GEOLOCATION_ORIGINS
3981                = "allowed_geolocation_origins";
3982
3983        /**
3984         * The preferred TTY mode     0 = TTy Off, CDMA default
3985         *                            1 = TTY Full
3986         *                            2 = TTY HCO
3987         *                            3 = TTY VCO
3988         * @hide
3989         */
3990        public static final String PREFERRED_TTY_MODE =
3991                "preferred_tty_mode";
3992
3993        /**
3994         * Whether the enhanced voice privacy mode is enabled.
3995         * 0 = normal voice privacy
3996         * 1 = enhanced voice privacy
3997         * @hide
3998         */
3999        public static final String ENHANCED_VOICE_PRIVACY_ENABLED = "enhanced_voice_privacy_enabled";
4000
4001        /**
4002         * Whether the TTY mode mode is enabled.
4003         * 0 = disabled
4004         * 1 = enabled
4005         * @hide
4006         */
4007        public static final String TTY_MODE_ENABLED = "tty_mode_enabled";
4008
4009        /**
4010         * Controls whether settings backup is enabled.
4011         * Type: int ( 0 = disabled, 1 = enabled )
4012         * @hide
4013         */
4014        public static final String BACKUP_ENABLED = "backup_enabled";
4015
4016        /**
4017         * Controls whether application data is automatically restored from backup
4018         * at install time.
4019         * Type: int ( 0 = disabled, 1 = enabled )
4020         * @hide
4021         */
4022        public static final String BACKUP_AUTO_RESTORE = "backup_auto_restore";
4023
4024        /**
4025         * Indicates whether settings backup has been fully provisioned.
4026         * Type: int ( 0 = unprovisioned, 1 = fully provisioned )
4027         * @hide
4028         */
4029        public static final String BACKUP_PROVISIONED = "backup_provisioned";
4030
4031        /**
4032         * Component of the transport to use for backup/restore.
4033         * @hide
4034         */
4035        public static final String BACKUP_TRANSPORT = "backup_transport";
4036
4037        /**
4038         * Version for which the setup wizard was last shown.  Bumped for
4039         * each release when there is new setup information to show.
4040         * @hide
4041         */
4042        public static final String LAST_SETUP_SHOWN = "last_setup_shown";
4043
4044        /**
4045         * The interval in milliseconds after which Wi-Fi is considered idle.
4046         * When idle, it is possible for the device to be switched from Wi-Fi to
4047         * the mobile data network.
4048         * @hide
4049         * @deprecated Use {@link android.provider.Settings.Global#WIFI_IDLE_MS}
4050         * instead.
4051         */
4052        @Deprecated
4053        public static final String WIFI_IDLE_MS = Global.WIFI_IDLE_MS;
4054
4055        /**
4056         * The global search provider chosen by the user (if multiple global
4057         * search providers are installed). This will be the provider returned
4058         * by {@link SearchManager#getGlobalSearchActivity()} if it's still
4059         * installed. This setting is stored as a flattened component name as
4060         * per {@link ComponentName#flattenToString()}.
4061         *
4062         * @hide
4063         */
4064        public static final String SEARCH_GLOBAL_SEARCH_ACTIVITY =
4065                "search_global_search_activity";
4066
4067        /**
4068         * The number of promoted sources in GlobalSearch.
4069         * @hide
4070         */
4071        public static final String SEARCH_NUM_PROMOTED_SOURCES = "search_num_promoted_sources";
4072        /**
4073         * The maximum number of suggestions returned by GlobalSearch.
4074         * @hide
4075         */
4076        public static final String SEARCH_MAX_RESULTS_TO_DISPLAY = "search_max_results_to_display";
4077        /**
4078         * The number of suggestions GlobalSearch will ask each non-web search source for.
4079         * @hide
4080         */
4081        public static final String SEARCH_MAX_RESULTS_PER_SOURCE = "search_max_results_per_source";
4082        /**
4083         * The number of suggestions the GlobalSearch will ask the web search source for.
4084         * @hide
4085         */
4086        public static final String SEARCH_WEB_RESULTS_OVERRIDE_LIMIT =
4087                "search_web_results_override_limit";
4088        /**
4089         * The number of milliseconds that GlobalSearch will wait for suggestions from
4090         * promoted sources before continuing with all other sources.
4091         * @hide
4092         */
4093        public static final String SEARCH_PROMOTED_SOURCE_DEADLINE_MILLIS =
4094                "search_promoted_source_deadline_millis";
4095        /**
4096         * The number of milliseconds before GlobalSearch aborts search suggesiton queries.
4097         * @hide
4098         */
4099        public static final String SEARCH_SOURCE_TIMEOUT_MILLIS = "search_source_timeout_millis";
4100        /**
4101         * The maximum number of milliseconds that GlobalSearch shows the previous results
4102         * after receiving a new query.
4103         * @hide
4104         */
4105        public static final String SEARCH_PREFILL_MILLIS = "search_prefill_millis";
4106        /**
4107         * The maximum age of log data used for shortcuts in GlobalSearch.
4108         * @hide
4109         */
4110        public static final String SEARCH_MAX_STAT_AGE_MILLIS = "search_max_stat_age_millis";
4111        /**
4112         * The maximum age of log data used for source ranking in GlobalSearch.
4113         * @hide
4114         */
4115        public static final String SEARCH_MAX_SOURCE_EVENT_AGE_MILLIS =
4116                "search_max_source_event_age_millis";
4117        /**
4118         * The minimum number of impressions needed to rank a source in GlobalSearch.
4119         * @hide
4120         */
4121        public static final String SEARCH_MIN_IMPRESSIONS_FOR_SOURCE_RANKING =
4122                "search_min_impressions_for_source_ranking";
4123        /**
4124         * The minimum number of clicks needed to rank a source in GlobalSearch.
4125         * @hide
4126         */
4127        public static final String SEARCH_MIN_CLICKS_FOR_SOURCE_RANKING =
4128                "search_min_clicks_for_source_ranking";
4129        /**
4130         * The maximum number of shortcuts shown by GlobalSearch.
4131         * @hide
4132         */
4133        public static final String SEARCH_MAX_SHORTCUTS_RETURNED = "search_max_shortcuts_returned";
4134        /**
4135         * The size of the core thread pool for suggestion queries in GlobalSearch.
4136         * @hide
4137         */
4138        public static final String SEARCH_QUERY_THREAD_CORE_POOL_SIZE =
4139                "search_query_thread_core_pool_size";
4140        /**
4141         * The maximum size of the thread pool for suggestion queries in GlobalSearch.
4142         * @hide
4143         */
4144        public static final String SEARCH_QUERY_THREAD_MAX_POOL_SIZE =
4145                "search_query_thread_max_pool_size";
4146        /**
4147         * The size of the core thread pool for shortcut refreshing in GlobalSearch.
4148         * @hide
4149         */
4150        public static final String SEARCH_SHORTCUT_REFRESH_CORE_POOL_SIZE =
4151                "search_shortcut_refresh_core_pool_size";
4152        /**
4153         * The maximum size of the thread pool for shortcut refreshing in GlobalSearch.
4154         * @hide
4155         */
4156        public static final String SEARCH_SHORTCUT_REFRESH_MAX_POOL_SIZE =
4157                "search_shortcut_refresh_max_pool_size";
4158        /**
4159         * The maximun time that excess threads in the GlobalSeach thread pools will
4160         * wait before terminating.
4161         * @hide
4162         */
4163        public static final String SEARCH_THREAD_KEEPALIVE_SECONDS =
4164                "search_thread_keepalive_seconds";
4165        /**
4166         * The maximum number of concurrent suggestion queries to each source.
4167         * @hide
4168         */
4169        public static final String SEARCH_PER_SOURCE_CONCURRENT_QUERY_LIMIT =
4170                "search_per_source_concurrent_query_limit";
4171
4172        /**
4173         * Whether or not alert sounds are played on MountService events. (0 = false, 1 = true)
4174         * @hide
4175         */
4176        public static final String MOUNT_PLAY_NOTIFICATION_SND = "mount_play_not_snd";
4177
4178        /**
4179         * Whether or not UMS auto-starts on UMS host detection. (0 = false, 1 = true)
4180         * @hide
4181         */
4182        public static final String MOUNT_UMS_AUTOSTART = "mount_ums_autostart";
4183
4184        /**
4185         * Whether or not a notification is displayed on UMS host detection. (0 = false, 1 = true)
4186         * @hide
4187         */
4188        public static final String MOUNT_UMS_PROMPT = "mount_ums_prompt";
4189
4190        /**
4191         * Whether or not a notification is displayed while UMS is enabled. (0 = false, 1 = true)
4192         * @hide
4193         */
4194        public static final String MOUNT_UMS_NOTIFY_ENABLED = "mount_ums_notify_enabled";
4195
4196        /**
4197         * If nonzero, ANRs in invisible background processes bring up a dialog.
4198         * Otherwise, the process will be silently killed.
4199         * @hide
4200         */
4201        public static final String ANR_SHOW_BACKGROUND = "anr_show_background";
4202
4203        /**
4204         * The {@link ComponentName} string of the service to be used as the voice recognition
4205         * service.
4206         *
4207         * @hide
4208         */
4209        public static final String VOICE_RECOGNITION_SERVICE = "voice_recognition_service";
4210
4211        /**
4212         * Stores whether an user has consented to have apps verified through PAM.
4213         * The value is boolean (1 or 0).
4214         *
4215         * @hide
4216         */
4217        public static final String PACKAGE_VERIFIER_USER_CONSENT =
4218            "package_verifier_user_consent";
4219
4220        /**
4221         * The {@link ComponentName} string of the selected spell checker service which is
4222         * one of the services managed by the text service manager.
4223         *
4224         * @hide
4225         */
4226        public static final String SELECTED_SPELL_CHECKER = "selected_spell_checker";
4227
4228        /**
4229         * The {@link ComponentName} string of the selected subtype of the selected spell checker
4230         * service which is one of the services managed by the text service manager.
4231         *
4232         * @hide
4233         */
4234        public static final String SELECTED_SPELL_CHECKER_SUBTYPE =
4235                "selected_spell_checker_subtype";
4236
4237        /**
4238         * The {@link ComponentName} string whether spell checker is enabled or not.
4239         *
4240         * @hide
4241         */
4242        public static final String SPELL_CHECKER_ENABLED = "spell_checker_enabled";
4243
4244        /**
4245         * What happens when the user presses the Power button while in-call
4246         * and the screen is on.<br/>
4247         * <b>Values:</b><br/>
4248         * 1 - The Power button turns off the screen and locks the device. (Default behavior)<br/>
4249         * 2 - The Power button hangs up the current call.<br/>
4250         *
4251         * @hide
4252         */
4253        public static final String INCALL_POWER_BUTTON_BEHAVIOR = "incall_power_button_behavior";
4254
4255        /**
4256         * INCALL_POWER_BUTTON_BEHAVIOR value for "turn off screen".
4257         * @hide
4258         */
4259        public static final int INCALL_POWER_BUTTON_BEHAVIOR_SCREEN_OFF = 0x1;
4260
4261        /**
4262         * INCALL_POWER_BUTTON_BEHAVIOR value for "hang up".
4263         * @hide
4264         */
4265        public static final int INCALL_POWER_BUTTON_BEHAVIOR_HANGUP = 0x2;
4266
4267        /**
4268         * INCALL_POWER_BUTTON_BEHAVIOR default value.
4269         * @hide
4270         */
4271        public static final int INCALL_POWER_BUTTON_BEHAVIOR_DEFAULT =
4272                INCALL_POWER_BUTTON_BEHAVIOR_SCREEN_OFF;
4273
4274        /**
4275         * The current night mode that has been selected by the user.  Owned
4276         * and controlled by UiModeManagerService.  Constants are as per
4277         * UiModeManager.
4278         * @hide
4279         */
4280        public static final String UI_NIGHT_MODE = "ui_night_mode";
4281
4282        /**
4283         * Whether screensavers are enabled.
4284         * @hide
4285         */
4286        public static final String SCREENSAVER_ENABLED = "screensaver_enabled";
4287
4288        /**
4289         * The user's chosen screensaver components.
4290         *
4291         * These will be launched by the PhoneWindowManager after a timeout when not on
4292         * battery, or upon dock insertion (if SCREENSAVER_ACTIVATE_ON_DOCK is set to 1).
4293         * @hide
4294         */
4295        public static final String SCREENSAVER_COMPONENTS = "screensaver_components";
4296
4297        /**
4298         * If screensavers are enabled, whether the screensaver should be automatically launched
4299         * when the device is inserted into a (desk) dock.
4300         * @hide
4301         */
4302        public static final String SCREENSAVER_ACTIVATE_ON_DOCK = "screensaver_activate_on_dock";
4303
4304        /**
4305         * If screensavers are enabled, whether the screensaver should be automatically launched
4306         * when the screen times out when not on battery.
4307         * @hide
4308         */
4309        public static final String SCREENSAVER_ACTIVATE_ON_SLEEP = "screensaver_activate_on_sleep";
4310
4311        /**
4312         * If screensavers are enabled, the default screensaver component.
4313         * @hide
4314         */
4315        public static final String SCREENSAVER_DEFAULT_COMPONENT = "screensaver_default_component";
4316
4317        /**
4318         * The default NFC payment component
4319         * @hide
4320         */
4321        public static final String NFC_PAYMENT_DEFAULT_COMPONENT = "nfc_payment_default_component";
4322
4323        /**
4324         * Name of a package that the current user has explicitly allowed to see all of that
4325         * user's notifications.
4326         *
4327         * @hide
4328         */
4329        public static final String ENABLED_NOTIFICATION_LISTENERS = "enabled_notification_listeners";
4330
4331        /** @hide */
4332        public static final String BAR_SERVICE_COMPONENT = "bar_service_component";
4333
4334        /**
4335         * This are the settings to be backed up.
4336         *
4337         * NOTE: Settings are backed up and restored in the order they appear
4338         *       in this array. If you have one setting depending on another,
4339         *       make sure that they are ordered appropriately.
4340         *
4341         * @hide
4342         */
4343        public static final String[] SETTINGS_TO_BACKUP = {
4344            BUGREPORT_IN_POWER_MENU,                            // moved to global
4345            ALLOW_MOCK_LOCATION,
4346            PARENTAL_CONTROL_ENABLED,
4347            PARENTAL_CONTROL_REDIRECT_URL,
4348            USB_MASS_STORAGE_ENABLED,                           // moved to global
4349            ACCESSIBILITY_DISPLAY_MAGNIFICATION_ENABLED,
4350            ACCESSIBILITY_DISPLAY_MAGNIFICATION_SCALE,
4351            ACCESSIBILITY_DISPLAY_MAGNIFICATION_AUTO_UPDATE,
4352            ACCESSIBILITY_SCRIPT_INJECTION,
4353            BACKUP_AUTO_RESTORE,
4354            ENABLED_ACCESSIBILITY_SERVICES,
4355            TOUCH_EXPLORATION_GRANTED_ACCESSIBILITY_SERVICES,
4356            TOUCH_EXPLORATION_ENABLED,
4357            ACCESSIBILITY_ENABLED,
4358            ACCESSIBILITY_SPEAK_PASSWORD,
4359            ACCESSIBILITY_CAPTIONING_ENABLED,
4360            ACCESSIBILITY_CAPTIONING_LOCALE,
4361            ACCESSIBILITY_CAPTIONING_BACKGROUND_COLOR,
4362            ACCESSIBILITY_CAPTIONING_FOREGROUND_COLOR,
4363            ACCESSIBILITY_CAPTIONING_EDGE_TYPE,
4364            ACCESSIBILITY_CAPTIONING_EDGE_COLOR,
4365            ACCESSIBILITY_CAPTIONING_TYPEFACE,
4366            ACCESSIBILITY_CAPTIONING_FONT_SCALE,
4367            TTS_USE_DEFAULTS,
4368            TTS_DEFAULT_RATE,
4369            TTS_DEFAULT_PITCH,
4370            TTS_DEFAULT_SYNTH,
4371            TTS_DEFAULT_LANG,
4372            TTS_DEFAULT_COUNTRY,
4373            TTS_ENABLED_PLUGINS,
4374            TTS_DEFAULT_LOCALE,
4375            WIFI_NETWORKS_AVAILABLE_NOTIFICATION_ON,            // moved to global
4376            WIFI_NETWORKS_AVAILABLE_REPEAT_DELAY,               // moved to global
4377            WIFI_NUM_OPEN_NETWORKS_KEPT,                        // moved to global
4378            MOUNT_PLAY_NOTIFICATION_SND,
4379            MOUNT_UMS_AUTOSTART,
4380            MOUNT_UMS_PROMPT,
4381            MOUNT_UMS_NOTIFY_ENABLED,
4382            UI_NIGHT_MODE
4383        };
4384
4385        /**
4386         * Helper method for determining if a location provider is enabled.
4387         * @param cr the content resolver to use
4388         * @param provider the location provider to query
4389         * @return true if the provider is enabled
4390         * @deprecated use {@link #getInt(ContentResolver, String)} and {@link #LOCATION_MODE}
4391         */
4392        @Deprecated
4393        public static final boolean isLocationProviderEnabled(ContentResolver cr, String provider) {
4394            return isLocationProviderEnabledForUser(cr, provider, UserHandle.myUserId());
4395        }
4396
4397        /**
4398         * Helper method for determining if a location provider is enabled.
4399         * @param cr the content resolver to use
4400         * @param provider the location provider to query
4401         * @param userId the userId to query
4402         * @return true if the provider is enabled
4403         * @deprecated use {@link #getIntForUser(ContentResolver, String, int, int)} and
4404         *             {@link #LOCATION_MODE}
4405         * @hide
4406         */
4407        @Deprecated
4408        public static final boolean isLocationProviderEnabledForUser(ContentResolver cr, String provider, int userId) {
4409            String allowedProviders = Settings.Secure.getStringForUser(cr,
4410                    LOCATION_PROVIDERS_ALLOWED, userId);
4411            return TextUtils.delimitedStringContains(allowedProviders, ',', provider);
4412        }
4413
4414        /**
4415         * Thread-safe method for enabling or disabling a single location provider.
4416         * @param cr the content resolver to use
4417         * @param provider the location provider to enable or disable
4418         * @param enabled true if the provider should be enabled
4419         * @deprecated use {@link #putInt(ContentResolver, String, int)} and {@link #LOCATION_MODE}
4420         */
4421        @Deprecated
4422        public static final void setLocationProviderEnabled(ContentResolver cr,
4423                String provider, boolean enabled) {
4424            setLocationProviderEnabledForUser(cr, provider, enabled, UserHandle.myUserId());
4425        }
4426
4427        /**
4428         * Thread-safe method for enabling or disabling a single location provider.
4429         *
4430         * @param cr the content resolver to use
4431         * @param provider the location provider to enable or disable
4432         * @param enabled true if the provider should be enabled
4433         * @param userId the userId for which to enable/disable providers
4434         * @return true if the value was set, false on database errors
4435         * @deprecated use {@link #putIntForUser(ContentResolver, String, int, int)} and
4436         *             {@link #LOCATION_MODE}
4437         * @hide
4438         */
4439        @Deprecated
4440        public static final boolean setLocationProviderEnabledForUser(ContentResolver cr,
4441                String provider, boolean enabled, int userId) {
4442            synchronized (mLocationSettingsLock) {
4443                // to ensure thread safety, we write the provider name with a '+' or '-'
4444                // and let the SettingsProvider handle it rather than reading and modifying
4445                // the list of enabled providers.
4446                if (enabled) {
4447                    provider = "+" + provider;
4448                } else {
4449                    provider = "-" + provider;
4450                }
4451                return putStringForUser(cr, Settings.Secure.LOCATION_PROVIDERS_ALLOWED, provider,
4452                        userId);
4453            }
4454        }
4455
4456        /**
4457         * Thread-safe method for setting the location mode to one of
4458         * {@link #LOCATION_MODE_HIGH_ACCURACY}, {@link #LOCATION_MODE_SENSORS_ONLY},
4459         * {@link #LOCATION_MODE_BATTERY_SAVING}, or {@link #LOCATION_MODE_OFF}.
4460         *
4461         * @param cr the content resolver to use
4462         * @param mode such as {@link #LOCATION_MODE_HIGH_ACCURACY}
4463         * @param userId the userId for which to change mode
4464         * @return true if the value was set, false on database errors
4465         *
4466         * @throws IllegalArgumentException if mode is not one of the supported values
4467         */
4468        private static final boolean setLocationModeForUser(ContentResolver cr, int mode,
4469                int userId) {
4470            synchronized (mLocationSettingsLock) {
4471                boolean gps = false;
4472                boolean network = false;
4473                switch (mode) {
4474                    case LOCATION_MODE_OFF:
4475                        break;
4476                    case LOCATION_MODE_SENSORS_ONLY:
4477                        gps = true;
4478                        break;
4479                    case LOCATION_MODE_BATTERY_SAVING:
4480                        network = true;
4481                        break;
4482                    case LOCATION_MODE_HIGH_ACCURACY:
4483                        gps = true;
4484                        network = true;
4485                        break;
4486                    default:
4487                        throw new IllegalArgumentException("Invalid location mode: " + mode);
4488                }
4489                boolean gpsSuccess = Settings.Secure.setLocationProviderEnabledForUser(
4490                        cr, LocationManager.GPS_PROVIDER, gps, userId);
4491                boolean nlpSuccess = Settings.Secure.setLocationProviderEnabledForUser(
4492                        cr, LocationManager.NETWORK_PROVIDER, network, userId);
4493                return gpsSuccess && nlpSuccess;
4494            }
4495        }
4496
4497        /**
4498         * Thread-safe method for reading the location mode, returns one of
4499         * {@link #LOCATION_MODE_HIGH_ACCURACY}, {@link #LOCATION_MODE_SENSORS_ONLY},
4500         * {@link #LOCATION_MODE_BATTERY_SAVING}, or {@link #LOCATION_MODE_OFF}.
4501         *
4502         * @param cr the content resolver to use
4503         * @param userId the userId for which to read the mode
4504         * @return the location mode
4505         */
4506        private static final int getLocationModeForUser(ContentResolver cr, int userId) {
4507            synchronized (mLocationSettingsLock) {
4508                boolean gpsEnabled = Settings.Secure.isLocationProviderEnabledForUser(
4509                        cr, LocationManager.GPS_PROVIDER, userId);
4510                boolean networkEnabled = Settings.Secure.isLocationProviderEnabledForUser(
4511                        cr, LocationManager.NETWORK_PROVIDER, userId);
4512                if (gpsEnabled && networkEnabled) {
4513                    return LOCATION_MODE_HIGH_ACCURACY;
4514                } else if (gpsEnabled) {
4515                    return LOCATION_MODE_SENSORS_ONLY;
4516                } else if (networkEnabled) {
4517                    return LOCATION_MODE_BATTERY_SAVING;
4518                } else {
4519                    return LOCATION_MODE_OFF;
4520                }
4521            }
4522        }
4523    }
4524
4525    /**
4526     * Global system settings, containing preferences that always apply identically
4527     * to all defined users.  Applications can read these but are not allowed to write;
4528     * like the "Secure" settings, these are for preferences that the user must
4529     * explicitly modify through the system UI or specialized APIs for those values.
4530     */
4531    public static final class Global extends NameValueTable {
4532        public static final String SYS_PROP_SETTING_VERSION = "sys.settings_global_version";
4533
4534        /**
4535         * The content:// style URL for global secure settings items.  Not public.
4536         */
4537        public static final Uri CONTENT_URI = Uri.parse("content://" + AUTHORITY + "/global");
4538
4539        /**
4540         * Setting whether the global gesture for enabling accessibility is enabled.
4541         * If this gesture is enabled the user will be able to perfrom it to enable
4542         * the accessibility state without visiting the settings app.
4543         * @hide
4544         */
4545        public static final String ENABLE_ACCESSIBILITY_GLOBAL_GESTURE_ENABLED =
4546                "enable_accessibility_global_gesture_enabled";
4547
4548        /**
4549         * Whether Airplane Mode is on.
4550         */
4551        public static final String AIRPLANE_MODE_ON = "airplane_mode_on";
4552
4553        /**
4554         * Constant for use in AIRPLANE_MODE_RADIOS to specify Bluetooth radio.
4555         */
4556        public static final String RADIO_BLUETOOTH = "bluetooth";
4557
4558        /**
4559         * Constant for use in AIRPLANE_MODE_RADIOS to specify Wi-Fi radio.
4560         */
4561        public static final String RADIO_WIFI = "wifi";
4562
4563        /**
4564         * {@hide}
4565         */
4566        public static final String RADIO_WIMAX = "wimax";
4567        /**
4568         * Constant for use in AIRPLANE_MODE_RADIOS to specify Cellular radio.
4569         */
4570        public static final String RADIO_CELL = "cell";
4571
4572        /**
4573         * Constant for use in AIRPLANE_MODE_RADIOS to specify NFC radio.
4574         */
4575        public static final String RADIO_NFC = "nfc";
4576
4577        /**
4578         * A comma separated list of radios that need to be disabled when airplane mode
4579         * is on. This overrides WIFI_ON and BLUETOOTH_ON, if Wi-Fi and bluetooth are
4580         * included in the comma separated list.
4581         */
4582        public static final String AIRPLANE_MODE_RADIOS = "airplane_mode_radios";
4583
4584        /**
4585         * A comma separated list of radios that should to be disabled when airplane mode
4586         * is on, but can be manually reenabled by the user.  For example, if RADIO_WIFI is
4587         * added to both AIRPLANE_MODE_RADIOS and AIRPLANE_MODE_TOGGLEABLE_RADIOS, then Wifi
4588         * will be turned off when entering airplane mode, but the user will be able to reenable
4589         * Wifi in the Settings app.
4590         *
4591         * {@hide}
4592         */
4593        public static final String AIRPLANE_MODE_TOGGLEABLE_RADIOS = "airplane_mode_toggleable_radios";
4594
4595        /**
4596         * The policy for deciding when Wi-Fi should go to sleep (which will in
4597         * turn switch to using the mobile data as an Internet connection).
4598         * <p>
4599         * Set to one of {@link #WIFI_SLEEP_POLICY_DEFAULT},
4600         * {@link #WIFI_SLEEP_POLICY_NEVER_WHILE_PLUGGED}, or
4601         * {@link #WIFI_SLEEP_POLICY_NEVER}.
4602         */
4603        public static final String WIFI_SLEEP_POLICY = "wifi_sleep_policy";
4604
4605        /**
4606         * Value for {@link #WIFI_SLEEP_POLICY} to use the default Wi-Fi sleep
4607         * policy, which is to sleep shortly after the turning off
4608         * according to the {@link #STAY_ON_WHILE_PLUGGED_IN} setting.
4609         */
4610        public static final int WIFI_SLEEP_POLICY_DEFAULT = 0;
4611
4612        /**
4613         * Value for {@link #WIFI_SLEEP_POLICY} to use the default policy when
4614         * the device is on battery, and never go to sleep when the device is
4615         * plugged in.
4616         */
4617        public static final int WIFI_SLEEP_POLICY_NEVER_WHILE_PLUGGED = 1;
4618
4619        /**
4620         * Value for {@link #WIFI_SLEEP_POLICY} to never go to sleep.
4621         */
4622        public static final int WIFI_SLEEP_POLICY_NEVER = 2;
4623
4624        /**
4625         * Value to specify if the user prefers the date, time and time zone
4626         * to be automatically fetched from the network (NITZ). 1=yes, 0=no
4627         */
4628        public static final String AUTO_TIME = "auto_time";
4629
4630        /**
4631         * Value to specify if the user prefers the time zone
4632         * to be automatically fetched from the network (NITZ). 1=yes, 0=no
4633         */
4634        public static final String AUTO_TIME_ZONE = "auto_time_zone";
4635
4636        /**
4637         * URI for the car dock "in" event sound.
4638         * @hide
4639         */
4640        public static final String CAR_DOCK_SOUND = "car_dock_sound";
4641
4642        /**
4643         * URI for the car dock "out" event sound.
4644         * @hide
4645         */
4646        public static final String CAR_UNDOCK_SOUND = "car_undock_sound";
4647
4648        /**
4649         * URI for the desk dock "in" event sound.
4650         * @hide
4651         */
4652        public static final String DESK_DOCK_SOUND = "desk_dock_sound";
4653
4654        /**
4655         * URI for the desk dock "out" event sound.
4656         * @hide
4657         */
4658        public static final String DESK_UNDOCK_SOUND = "desk_undock_sound";
4659
4660        /**
4661         * Whether to play a sound for dock events.
4662         * @hide
4663         */
4664        public static final String DOCK_SOUNDS_ENABLED = "dock_sounds_enabled";
4665
4666        /**
4667         * URI for the "device locked" (keyguard shown) sound.
4668         * @hide
4669         */
4670        public static final String LOCK_SOUND = "lock_sound";
4671
4672        /**
4673         * URI for the "device unlocked" sound.
4674         * @hide
4675         */
4676        public static final String UNLOCK_SOUND = "unlock_sound";
4677
4678        /**
4679         * URI for the low battery sound file.
4680         * @hide
4681         */
4682        public static final String LOW_BATTERY_SOUND = "low_battery_sound";
4683
4684        /**
4685         * Whether to play a sound for low-battery alerts.
4686         * @hide
4687         */
4688        public static final String POWER_SOUNDS_ENABLED = "power_sounds_enabled";
4689
4690        /**
4691         * URI for the "wireless charging started" sound.
4692         * @hide
4693         */
4694        public static final String WIRELESS_CHARGING_STARTED_SOUND =
4695                "wireless_charging_started_sound";
4696
4697        /**
4698         * Whether we keep the device on while the device is plugged in.
4699         * Supported values are:
4700         * <ul>
4701         * <li>{@code 0} to never stay on while plugged in</li>
4702         * <li>{@link BatteryManager#BATTERY_PLUGGED_AC} to stay on for AC charger</li>
4703         * <li>{@link BatteryManager#BATTERY_PLUGGED_USB} to stay on for USB charger</li>
4704         * <li>{@link BatteryManager#BATTERY_PLUGGED_WIRELESS} to stay on for wireless charger</li>
4705         * </ul>
4706         * These values can be OR-ed together.
4707         */
4708        public static final String STAY_ON_WHILE_PLUGGED_IN = "stay_on_while_plugged_in";
4709
4710        /**
4711         * When the user has enable the option to have a "bug report" command
4712         * in the power menu.
4713         * @hide
4714         */
4715        public static final String BUGREPORT_IN_POWER_MENU = "bugreport_in_power_menu";
4716
4717        /**
4718         * Whether ADB is enabled.
4719         */
4720        public static final String ADB_ENABLED = "adb_enabled";
4721
4722        /**
4723         * Whether assisted GPS should be enabled or not.
4724         * @hide
4725         */
4726        public static final String ASSISTED_GPS_ENABLED = "assisted_gps_enabled";
4727
4728        /**
4729         * Whether bluetooth is enabled/disabled
4730         * 0=disabled. 1=enabled.
4731         */
4732        public static final String BLUETOOTH_ON = "bluetooth_on";
4733
4734        /**
4735         * CDMA Cell Broadcast SMS
4736         *                            0 = CDMA Cell Broadcast SMS disabled
4737         *                            1 = CDMA Cell Broadcast SMS enabled
4738         * @hide
4739         */
4740        public static final String CDMA_CELL_BROADCAST_SMS =
4741                "cdma_cell_broadcast_sms";
4742
4743        /**
4744         * The CDMA roaming mode 0 = Home Networks, CDMA default
4745         *                       1 = Roaming on Affiliated networks
4746         *                       2 = Roaming on any networks
4747         * @hide
4748         */
4749        public static final String CDMA_ROAMING_MODE = "roaming_settings";
4750
4751        /**
4752         * The CDMA subscription mode 0 = RUIM/SIM (default)
4753         *                                1 = NV
4754         * @hide
4755         */
4756        public static final String CDMA_SUBSCRIPTION_MODE = "subscription_mode";
4757
4758        /** Inactivity timeout to track mobile data activity.
4759        *
4760        * If set to a positive integer, it indicates the inactivity timeout value in seconds to
4761        * infer the data activity of mobile network. After a period of no activity on mobile
4762        * networks with length specified by the timeout, an {@code ACTION_DATA_ACTIVITY_CHANGE}
4763        * intent is fired to indicate a transition of network status from "active" to "idle". Any
4764        * subsequent activity on mobile networks triggers the firing of {@code
4765        * ACTION_DATA_ACTIVITY_CHANGE} intent indicating transition from "idle" to "active".
4766        *
4767        * Network activity refers to transmitting or receiving data on the network interfaces.
4768        *
4769        * Tracking is disabled if set to zero or negative value.
4770        *
4771        * @hide
4772        */
4773       public static final String DATA_ACTIVITY_TIMEOUT_MOBILE = "data_activity_timeout_mobile";
4774
4775       /** Timeout to tracking Wifi data activity. Same as {@code DATA_ACTIVITY_TIMEOUT_MOBILE}
4776        * but for Wifi network.
4777        * @hide
4778        */
4779       public static final String DATA_ACTIVITY_TIMEOUT_WIFI = "data_activity_timeout_wifi";
4780
4781       /**
4782        * Whether or not data roaming is enabled. (0 = false, 1 = true)
4783        */
4784       public static final String DATA_ROAMING = "data_roaming";
4785
4786       /**
4787        * The value passed to a Mobile DataConnection via bringUp which defines the
4788        * number of retries to preform when setting up the initial connection. The default
4789        * value defined in DataConnectionTrackerBase#DEFAULT_MDC_INITIAL_RETRY is currently 1.
4790        * @hide
4791        */
4792       public static final String MDC_INITIAL_MAX_RETRY = "mdc_initial_max_retry";
4793
4794       /**
4795        * Whether user has enabled development settings.
4796        */
4797       public static final String DEVELOPMENT_SETTINGS_ENABLED = "development_settings_enabled";
4798
4799       /**
4800        * Whether the device has been provisioned (0 = false, 1 = true)
4801        */
4802       public static final String DEVICE_PROVISIONED = "device_provisioned";
4803
4804       /**
4805        * The saved value for WindowManagerService.setForcedDisplayDensity().
4806        * One integer in dpi.  If unset, then use the real display density.
4807        * @hide
4808        */
4809       public static final String DISPLAY_DENSITY_FORCED = "display_density_forced";
4810
4811       /**
4812        * The saved value for WindowManagerService.setForcedDisplaySize().
4813        * Two integers separated by a comma.  If unset, then use the real display size.
4814        * @hide
4815        */
4816       public static final String DISPLAY_SIZE_FORCED = "display_size_forced";
4817
4818       /**
4819        * The maximum size, in bytes, of a download that the download manager will transfer over
4820        * a non-wifi connection.
4821        * @hide
4822        */
4823       public static final String DOWNLOAD_MAX_BYTES_OVER_MOBILE =
4824               "download_manager_max_bytes_over_mobile";
4825
4826       /**
4827        * The recommended maximum size, in bytes, of a download that the download manager should
4828        * transfer over a non-wifi connection. Over this size, the use will be warned, but will
4829        * have the option to start the download over the mobile connection anyway.
4830        * @hide
4831        */
4832       public static final String DOWNLOAD_RECOMMENDED_MAX_BYTES_OVER_MOBILE =
4833               "download_manager_recommended_max_bytes_over_mobile";
4834
4835       /**
4836        * Whether the package installer should allow installation of apps downloaded from
4837        * sources other than Google Play.
4838        *
4839        * 1 = allow installing from other sources
4840        * 0 = only allow installing from Google Play
4841        */
4842       public static final String INSTALL_NON_MARKET_APPS = "install_non_market_apps";
4843
4844       /**
4845        * Whether mobile data connections are allowed by the user.  See
4846        * ConnectivityManager for more info.
4847        * @hide
4848        */
4849       public static final String MOBILE_DATA = "mobile_data";
4850
4851       /** {@hide} */
4852       public static final String NETSTATS_ENABLED = "netstats_enabled";
4853       /** {@hide} */
4854       public static final String NETSTATS_POLL_INTERVAL = "netstats_poll_interval";
4855       /** {@hide} */
4856       public static final String NETSTATS_TIME_CACHE_MAX_AGE = "netstats_time_cache_max_age";
4857       /** {@hide} */
4858       public static final String NETSTATS_GLOBAL_ALERT_BYTES = "netstats_global_alert_bytes";
4859       /** {@hide} */
4860       public static final String NETSTATS_SAMPLE_ENABLED = "netstats_sample_enabled";
4861       /** {@hide} */
4862       public static final String NETSTATS_REPORT_XT_OVER_DEV = "netstats_report_xt_over_dev";
4863
4864       /** {@hide} */
4865       public static final String NETSTATS_DEV_BUCKET_DURATION = "netstats_dev_bucket_duration";
4866       /** {@hide} */
4867       public static final String NETSTATS_DEV_PERSIST_BYTES = "netstats_dev_persist_bytes";
4868       /** {@hide} */
4869       public static final String NETSTATS_DEV_ROTATE_AGE = "netstats_dev_rotate_age";
4870       /** {@hide} */
4871       public static final String NETSTATS_DEV_DELETE_AGE = "netstats_dev_delete_age";
4872
4873       /** {@hide} */
4874       public static final String NETSTATS_UID_BUCKET_DURATION = "netstats_uid_bucket_duration";
4875       /** {@hide} */
4876       public static final String NETSTATS_UID_PERSIST_BYTES = "netstats_uid_persist_bytes";
4877       /** {@hide} */
4878       public static final String NETSTATS_UID_ROTATE_AGE = "netstats_uid_rotate_age";
4879       /** {@hide} */
4880       public static final String NETSTATS_UID_DELETE_AGE = "netstats_uid_delete_age";
4881
4882       /** {@hide} */
4883       public static final String NETSTATS_UID_TAG_BUCKET_DURATION = "netstats_uid_tag_bucket_duration";
4884       /** {@hide} */
4885       public static final String NETSTATS_UID_TAG_PERSIST_BYTES = "netstats_uid_tag_persist_bytes";
4886       /** {@hide} */
4887       public static final String NETSTATS_UID_TAG_ROTATE_AGE = "netstats_uid_tag_rotate_age";
4888       /** {@hide} */
4889       public static final String NETSTATS_UID_TAG_DELETE_AGE = "netstats_uid_tag_delete_age";
4890
4891       /**
4892        * User preference for which network(s) should be used. Only the
4893        * connectivity service should touch this.
4894        */
4895       public static final String NETWORK_PREFERENCE = "network_preference";
4896
4897       /**
4898        * If the NITZ_UPDATE_DIFF time is exceeded then an automatic adjustment
4899        * to SystemClock will be allowed even if NITZ_UPDATE_SPACING has not been
4900        * exceeded.
4901        * @hide
4902        */
4903       public static final String NITZ_UPDATE_DIFF = "nitz_update_diff";
4904
4905       /**
4906        * The length of time in milli-seconds that automatic small adjustments to
4907        * SystemClock are ignored if NITZ_UPDATE_DIFF is not exceeded.
4908        * @hide
4909        */
4910       public static final String NITZ_UPDATE_SPACING = "nitz_update_spacing";
4911
4912       /** Preferred NTP server. {@hide} */
4913       public static final String NTP_SERVER = "ntp_server";
4914       /** Timeout in milliseconds to wait for NTP server. {@hide} */
4915       public static final String NTP_TIMEOUT = "ntp_timeout";
4916
4917       /**
4918        * Whether the package manager should send package verification broadcasts for verifiers to
4919        * review apps prior to installation.
4920        * 1 = request apps to be verified prior to installation, if a verifier exists.
4921        * 0 = do not verify apps before installation
4922        * @hide
4923        */
4924       public static final String PACKAGE_VERIFIER_ENABLE = "package_verifier_enable";
4925
4926       /** Timeout for package verification.
4927        * @hide */
4928       public static final String PACKAGE_VERIFIER_TIMEOUT = "verifier_timeout";
4929
4930       /** Default response code for package verification.
4931        * @hide */
4932       public static final String PACKAGE_VERIFIER_DEFAULT_RESPONSE = "verifier_default_response";
4933
4934       /**
4935        * Show package verification setting in the Settings app.
4936        * 1 = show (default)
4937        * 0 = hide
4938        * @hide
4939        */
4940       public static final String PACKAGE_VERIFIER_SETTING_VISIBLE = "verifier_setting_visible";
4941
4942       /**
4943        * Run package verificaiton on apps installed through ADB/ADT/USB
4944        * 1 = perform package verification on ADB installs (default)
4945        * 0 = bypass package verification on ADB installs
4946        * @hide
4947        */
4948       public static final String PACKAGE_VERIFIER_INCLUDE_ADB = "verifier_verify_adb_installs";
4949
4950       /**
4951        * The interval in milliseconds at which to check packet counts on the
4952        * mobile data interface when screen is on, to detect possible data
4953        * connection problems.
4954        * @hide
4955        */
4956       public static final String PDP_WATCHDOG_POLL_INTERVAL_MS =
4957               "pdp_watchdog_poll_interval_ms";
4958
4959       /**
4960        * The interval in milliseconds at which to check packet counts on the
4961        * mobile data interface when screen is off, to detect possible data
4962        * connection problems.
4963        * @hide
4964        */
4965       public static final String PDP_WATCHDOG_LONG_POLL_INTERVAL_MS =
4966               "pdp_watchdog_long_poll_interval_ms";
4967
4968       /**
4969        * The interval in milliseconds at which to check packet counts on the
4970        * mobile data interface after {@link #PDP_WATCHDOG_TRIGGER_PACKET_COUNT}
4971        * outgoing packets has been reached without incoming packets.
4972        * @hide
4973        */
4974       public static final String PDP_WATCHDOG_ERROR_POLL_INTERVAL_MS =
4975               "pdp_watchdog_error_poll_interval_ms";
4976
4977       /**
4978        * The number of outgoing packets sent without seeing an incoming packet
4979        * that triggers a countdown (of {@link #PDP_WATCHDOG_ERROR_POLL_COUNT}
4980        * device is logged to the event log
4981        * @hide
4982        */
4983       public static final String PDP_WATCHDOG_TRIGGER_PACKET_COUNT =
4984               "pdp_watchdog_trigger_packet_count";
4985
4986       /**
4987        * The number of polls to perform (at {@link #PDP_WATCHDOG_ERROR_POLL_INTERVAL_MS})
4988        * after hitting {@link #PDP_WATCHDOG_TRIGGER_PACKET_COUNT} before
4989        * attempting data connection recovery.
4990        * @hide
4991        */
4992       public static final String PDP_WATCHDOG_ERROR_POLL_COUNT =
4993               "pdp_watchdog_error_poll_count";
4994
4995       /**
4996        * The number of failed PDP reset attempts before moving to something more
4997        * drastic: re-registering to the network.
4998        * @hide
4999        */
5000       public static final String PDP_WATCHDOG_MAX_PDP_RESET_FAIL_COUNT =
5001               "pdp_watchdog_max_pdp_reset_fail_count";
5002
5003       /**
5004        * A positive value indicates how often the SamplingProfiler
5005        * should take snapshots. Zero value means SamplingProfiler
5006        * is disabled.
5007        *
5008        * @hide
5009        */
5010       public static final String SAMPLING_PROFILER_MS = "sampling_profiler_ms";
5011
5012       /**
5013        * URL to open browser on to allow user to manage a prepay account
5014        * @hide
5015        */
5016       public static final String SETUP_PREPAID_DATA_SERVICE_URL =
5017               "setup_prepaid_data_service_url";
5018
5019       /**
5020        * URL to attempt a GET on to see if this is a prepay device
5021        * @hide
5022        */
5023       public static final String SETUP_PREPAID_DETECTION_TARGET_URL =
5024               "setup_prepaid_detection_target_url";
5025
5026       /**
5027        * Host to check for a redirect to after an attempt to GET
5028        * SETUP_PREPAID_DETECTION_TARGET_URL. (If we redirected there,
5029        * this is a prepaid device with zero balance.)
5030        * @hide
5031        */
5032       public static final String SETUP_PREPAID_DETECTION_REDIR_HOST =
5033               "setup_prepaid_detection_redir_host";
5034
5035       /**
5036        * The interval in milliseconds at which to check the number of SMS sent out without asking
5037        * for use permit, to limit the un-authorized SMS usage.
5038        *
5039        * @hide
5040        */
5041       public static final String SMS_OUTGOING_CHECK_INTERVAL_MS =
5042               "sms_outgoing_check_interval_ms";
5043
5044       /**
5045        * The number of outgoing SMS sent without asking for user permit (of {@link
5046        * #SMS_OUTGOING_CHECK_INTERVAL_MS}
5047        *
5048        * @hide
5049        */
5050       public static final String SMS_OUTGOING_CHECK_MAX_COUNT =
5051               "sms_outgoing_check_max_count";
5052
5053       /**
5054        * Used to disable SMS short code confirmation - defaults to true.
5055        * True indcates we will do the check, etc.  Set to false to disable.
5056        * @see com.android.internal.telephony.SmsUsageMonitor
5057        * @hide
5058        */
5059       public static final String SMS_SHORT_CODE_CONFIRMATION = "sms_short_code_confirmation";
5060
5061        /**
5062         * Used to select which country we use to determine premium sms codes.
5063         * One of com.android.internal.telephony.SMSDispatcher.PREMIUM_RULE_USE_SIM,
5064         * com.android.internal.telephony.SMSDispatcher.PREMIUM_RULE_USE_NETWORK,
5065         * or com.android.internal.telephony.SMSDispatcher.PREMIUM_RULE_USE_BOTH.
5066         * @hide
5067         */
5068        public static final String SMS_SHORT_CODE_RULE = "sms_short_code_rule";
5069
5070       /**
5071        * Used to disable Tethering on a device - defaults to true
5072        * @hide
5073        */
5074       public static final String TETHER_SUPPORTED = "tether_supported";
5075
5076       /**
5077        * Used to require DUN APN on the device or not - defaults to a build config value
5078        * which defaults to false
5079        * @hide
5080        */
5081       public static final String TETHER_DUN_REQUIRED = "tether_dun_required";
5082
5083       /**
5084        * Used to hold a gservices-provisioned apn value for DUN.  If set, or the
5085        * corresponding build config values are set it will override the APN DB
5086        * values.
5087        * Consists of a comma seperated list of strings:
5088        * "name,apn,proxy,port,username,password,server,mmsc,mmsproxy,mmsport,mcc,mnc,auth,type"
5089        * note that empty fields can be ommitted: "name,apn,,,,,,,,,310,260,,DUN"
5090        * @hide
5091        */
5092       public static final String TETHER_DUN_APN = "tether_dun_apn";
5093
5094       /**
5095        * USB Mass Storage Enabled
5096        */
5097       public static final String USB_MASS_STORAGE_ENABLED = "usb_mass_storage_enabled";
5098
5099       /**
5100        * If this setting is set (to anything), then all references
5101        * to Gmail on the device must change to Google Mail.
5102        */
5103       public static final String USE_GOOGLE_MAIL = "use_google_mail";
5104
5105       /** Autofill server address (Used in WebView/browser).
5106        * {@hide} */
5107       public static final String WEB_AUTOFILL_QUERY_URL =
5108           "web_autofill_query_url";
5109
5110       /**
5111        * Whether Wifi display is enabled/disabled
5112        * 0=disabled. 1=enabled.
5113        * @hide
5114        */
5115       public static final String WIFI_DISPLAY_ON = "wifi_display_on";
5116
5117       /**
5118        * Whether Wifi display certification mode is enabled/disabled
5119        * 0=disabled. 1=enabled.
5120        * @hide
5121        */
5122       public static final String WIFI_DISPLAY_CERTIFICATION_ON =
5123               "wifi_display_certification_on";
5124
5125       /**
5126        * WPS Configuration method used by Wifi display, this setting only
5127        * takes effect when WIFI_DISPLAY_CERTIFICATION_ON is 1 (enabled).
5128        *
5129        * Possible values are:
5130        *
5131        * WpsInfo.INVALID: use default WPS method chosen by framework
5132        * WpsInfo.PBC    : use Push button
5133        * WpsInfo.KEYPAD : use Keypad
5134        * WpsInfo.DISPLAY: use Display
5135        * @hide
5136        */
5137       public static final String WIFI_DISPLAY_WPS_CONFIG =
5138           "wifi_display_wps_config";
5139
5140       /**
5141        * Whether to notify the user of open networks.
5142        * <p>
5143        * If not connected and the scan results have an open network, we will
5144        * put this notification up. If we attempt to connect to a network or
5145        * the open network(s) disappear, we remove the notification. When we
5146        * show the notification, we will not show it again for
5147        * {@link android.provider.Settings.Secure#WIFI_NETWORKS_AVAILABLE_REPEAT_DELAY} time.
5148        */
5149       public static final String WIFI_NETWORKS_AVAILABLE_NOTIFICATION_ON =
5150               "wifi_networks_available_notification_on";
5151       /**
5152        * {@hide}
5153        */
5154       public static final String WIMAX_NETWORKS_AVAILABLE_NOTIFICATION_ON =
5155               "wimax_networks_available_notification_on";
5156
5157       /**
5158        * Delay (in seconds) before repeating the Wi-Fi networks available notification.
5159        * Connecting to a network will reset the timer.
5160        */
5161       public static final String WIFI_NETWORKS_AVAILABLE_REPEAT_DELAY =
5162               "wifi_networks_available_repeat_delay";
5163
5164       /**
5165        * 802.11 country code in ISO 3166 format
5166        * @hide
5167        */
5168       public static final String WIFI_COUNTRY_CODE = "wifi_country_code";
5169
5170       /**
5171        * The interval in milliseconds to issue wake up scans when wifi needs
5172        * to connect. This is necessary to connect to an access point when
5173        * device is on the move and the screen is off.
5174        * @hide
5175        */
5176       public static final String WIFI_FRAMEWORK_SCAN_INTERVAL_MS =
5177               "wifi_framework_scan_interval_ms";
5178
5179       /**
5180        * The interval in milliseconds after which Wi-Fi is considered idle.
5181        * When idle, it is possible for the device to be switched from Wi-Fi to
5182        * the mobile data network.
5183        * @hide
5184        */
5185       public static final String WIFI_IDLE_MS = "wifi_idle_ms";
5186
5187       /**
5188        * When the number of open networks exceeds this number, the
5189        * least-recently-used excess networks will be removed.
5190        */
5191       public static final String WIFI_NUM_OPEN_NETWORKS_KEPT = "wifi_num_open_networks_kept";
5192
5193       /**
5194        * Whether the Wi-Fi should be on.  Only the Wi-Fi service should touch this.
5195        */
5196       public static final String WIFI_ON = "wifi_on";
5197
5198       /**
5199        * Setting to allow scans to be enabled even wifi is turned off for connectivity.
5200        * @hide
5201        */
5202       public static final String WIFI_SCAN_ALWAYS_AVAILABLE =
5203                "wifi_scan_always_enabled";
5204
5205       /**
5206        * Used to save the Wifi_ON state prior to tethering.
5207        * This state will be checked to restore Wifi after
5208        * the user turns off tethering.
5209        *
5210        * @hide
5211        */
5212       public static final String WIFI_SAVED_STATE = "wifi_saved_state";
5213
5214       /**
5215        * The interval in milliseconds to scan as used by the wifi supplicant
5216        * @hide
5217        */
5218       public static final String WIFI_SUPPLICANT_SCAN_INTERVAL_MS =
5219               "wifi_supplicant_scan_interval_ms";
5220
5221       /**
5222        * The interval in milliseconds to scan at supplicant when p2p is connected
5223        * @hide
5224        */
5225       public static final String WIFI_SCAN_INTERVAL_WHEN_P2P_CONNECTED_MS =
5226               "wifi_scan_interval_p2p_connected_ms";
5227
5228       /**
5229        * Whether the Wi-Fi watchdog is enabled.
5230        */
5231       public static final String WIFI_WATCHDOG_ON = "wifi_watchdog_on";
5232
5233       /**
5234        * Setting to turn off poor network avoidance on Wi-Fi. Feature is enabled by default and
5235        * the setting needs to be set to 0 to disable it.
5236        * @hide
5237        */
5238       public static final String WIFI_WATCHDOG_POOR_NETWORK_TEST_ENABLED =
5239               "wifi_watchdog_poor_network_test_enabled";
5240
5241       /**
5242        * Setting to turn on suspend optimizations at screen off on Wi-Fi. Enabled by default and
5243        * needs to be set to 0 to disable it.
5244        * @hide
5245        */
5246       public static final String WIFI_SUSPEND_OPTIMIZATIONS_ENABLED =
5247               "wifi_suspend_optimizations_enabled";
5248
5249       /**
5250        * The maximum number of times we will retry a connection to an access
5251        * point for which we have failed in acquiring an IP address from DHCP.
5252        * A value of N means that we will make N+1 connection attempts in all.
5253        */
5254       public static final String WIFI_MAX_DHCP_RETRY_COUNT = "wifi_max_dhcp_retry_count";
5255
5256       /**
5257        * Maximum amount of time in milliseconds to hold a wakelock while waiting for mobile
5258        * data connectivity to be established after a disconnect from Wi-Fi.
5259        */
5260       public static final String WIFI_MOBILE_DATA_TRANSITION_WAKELOCK_TIMEOUT_MS =
5261           "wifi_mobile_data_transition_wakelock_timeout_ms";
5262
5263       /**
5264        * The operational wifi frequency band
5265        * Set to one of {@link WifiManager#WIFI_FREQUENCY_BAND_AUTO},
5266        * {@link WifiManager#WIFI_FREQUENCY_BAND_5GHZ} or
5267        * {@link WifiManager#WIFI_FREQUENCY_BAND_2GHZ}
5268        *
5269        * @hide
5270        */
5271       public static final String WIFI_FREQUENCY_BAND = "wifi_frequency_band";
5272
5273       /**
5274        * The Wi-Fi peer-to-peer device name
5275        * @hide
5276        */
5277       public static final String WIFI_P2P_DEVICE_NAME = "wifi_p2p_device_name";
5278
5279       /**
5280        * The min time between wifi disable and wifi enable
5281        * @hide
5282        */
5283       public static final String WIFI_REENABLE_DELAY_MS = "wifi_reenable_delay";
5284
5285       /**
5286        * The number of milliseconds to delay when checking for data stalls during
5287        * non-aggressive detection. (screen is turned off.)
5288        * @hide
5289        */
5290       public static final String DATA_STALL_ALARM_NON_AGGRESSIVE_DELAY_IN_MS =
5291               "data_stall_alarm_non_aggressive_delay_in_ms";
5292
5293       /**
5294        * The number of milliseconds to delay when checking for data stalls during
5295        * aggressive detection. (screen on or suspected data stall)
5296        * @hide
5297        */
5298       public static final String DATA_STALL_ALARM_AGGRESSIVE_DELAY_IN_MS =
5299               "data_stall_alarm_aggressive_delay_in_ms";
5300
5301       /**
5302        * The number of milliseconds to allow the provisioning apn to remain active
5303        * @hide
5304        */
5305       public static final String PROVISIONING_APN_ALARM_DELAY_IN_MS =
5306               "provisioning_apn_alarm_delay_in_ms";
5307
5308       /**
5309        * The interval in milliseconds at which to check gprs registration
5310        * after the first registration mismatch of gprs and voice service,
5311        * to detect possible data network registration problems.
5312        *
5313        * @hide
5314        */
5315       public static final String GPRS_REGISTER_CHECK_PERIOD_MS =
5316               "gprs_register_check_period_ms";
5317
5318       /**
5319        * Nonzero causes Log.wtf() to crash.
5320        * @hide
5321        */
5322       public static final String WTF_IS_FATAL = "wtf_is_fatal";
5323
5324       /**
5325        * Ringer mode. This is used internally, changing this value will not
5326        * change the ringer mode. See AudioManager.
5327        */
5328       public static final String MODE_RINGER = "mode_ringer";
5329
5330       /**
5331        * Overlay display devices setting.
5332        * The associated value is a specially formatted string that describes the
5333        * size and density of simulated secondary display devices.
5334        * <p>
5335        * Format: {width}x{height}/{dpi};...
5336        * </p><p>
5337        * Example:
5338        * <ul>
5339        * <li><code>1280x720/213</code>: make one overlay that is 1280x720 at 213dpi.</li>
5340        * <li><code>1920x1080/320;1280x720/213</code>: make two overlays, the first
5341        * at 1080p and the second at 720p.</li>
5342        * <li>If the value is empty, then no overlay display devices are created.</li>
5343        * </ul></p>
5344        *
5345        * @hide
5346        */
5347       public static final String OVERLAY_DISPLAY_DEVICES = "overlay_display_devices";
5348
5349        /**
5350         * Threshold values for the duration and level of a discharge cycle,
5351         * under which we log discharge cycle info.
5352         *
5353         * @hide
5354         */
5355        public static final String
5356                BATTERY_DISCHARGE_DURATION_THRESHOLD = "battery_discharge_duration_threshold";
5357
5358        /** @hide */
5359        public static final String BATTERY_DISCHARGE_THRESHOLD = "battery_discharge_threshold";
5360
5361        /**
5362         * Flag for allowing ActivityManagerService to send ACTION_APP_ERROR
5363         * intents on application crashes and ANRs. If this is disabled, the
5364         * crash/ANR dialog will never display the "Report" button.
5365         * <p>
5366         * Type: int (0 = disallow, 1 = allow)
5367         *
5368         * @hide
5369         */
5370        public static final String SEND_ACTION_APP_ERROR = "send_action_app_error";
5371
5372        /**
5373         * Maximum age of entries kept by {@link DropBoxManager}.
5374         *
5375         * @hide
5376         */
5377        public static final String DROPBOX_AGE_SECONDS = "dropbox_age_seconds";
5378
5379        /**
5380         * Maximum number of entry files which {@link DropBoxManager} will keep
5381         * around.
5382         *
5383         * @hide
5384         */
5385        public static final String DROPBOX_MAX_FILES = "dropbox_max_files";
5386
5387        /**
5388         * Maximum amount of disk space used by {@link DropBoxManager} no matter
5389         * what.
5390         *
5391         * @hide
5392         */
5393        public static final String DROPBOX_QUOTA_KB = "dropbox_quota_kb";
5394
5395        /**
5396         * Percent of free disk (excluding reserve) which {@link DropBoxManager}
5397         * will use.
5398         *
5399         * @hide
5400         */
5401        public static final String DROPBOX_QUOTA_PERCENT = "dropbox_quota_percent";
5402
5403        /**
5404         * Percent of total disk which {@link DropBoxManager} will never dip
5405         * into.
5406         *
5407         * @hide
5408         */
5409        public static final String DROPBOX_RESERVE_PERCENT = "dropbox_reserve_percent";
5410
5411        /**
5412         * Prefix for per-tag dropbox disable/enable settings.
5413         *
5414         * @hide
5415         */
5416        public static final String DROPBOX_TAG_PREFIX = "dropbox:";
5417
5418        /**
5419         * Lines of logcat to include with system crash/ANR/etc. reports, as a
5420         * prefix of the dropbox tag of the report type. For example,
5421         * "logcat_for_system_server_anr" controls the lines of logcat captured
5422         * with system server ANR reports. 0 to disable.
5423         *
5424         * @hide
5425         */
5426        public static final String ERROR_LOGCAT_PREFIX = "logcat_for_";
5427
5428        /**
5429         * The interval in minutes after which the amount of free storage left
5430         * on the device is logged to the event log
5431         *
5432         * @hide
5433         */
5434        public static final String SYS_FREE_STORAGE_LOG_INTERVAL = "sys_free_storage_log_interval";
5435
5436        /**
5437         * Threshold for the amount of change in disk free space required to
5438         * report the amount of free space. Used to prevent spamming the logs
5439         * when the disk free space isn't changing frequently.
5440         *
5441         * @hide
5442         */
5443        public static final String
5444                DISK_FREE_CHANGE_REPORTING_THRESHOLD = "disk_free_change_reporting_threshold";
5445
5446        /**
5447         * Minimum percentage of free storage on the device that is used to
5448         * determine if the device is running low on storage. The default is 10.
5449         * <p>
5450         * Say this value is set to 10, the device is considered running low on
5451         * storage if 90% or more of the device storage is filled up.
5452         *
5453         * @hide
5454         */
5455        public static final String
5456                SYS_STORAGE_THRESHOLD_PERCENTAGE = "sys_storage_threshold_percentage";
5457
5458        /**
5459         * Maximum byte size of the low storage threshold. This is to ensure
5460         * that {@link #SYS_STORAGE_THRESHOLD_PERCENTAGE} does not result in an
5461         * overly large threshold for large storage devices. Currently this must
5462         * be less than 2GB. This default is 500MB.
5463         *
5464         * @hide
5465         */
5466        public static final String
5467                SYS_STORAGE_THRESHOLD_MAX_BYTES = "sys_storage_threshold_max_bytes";
5468
5469        /**
5470         * Minimum bytes of free storage on the device before the data partition
5471         * is considered full. By default, 1 MB is reserved to avoid system-wide
5472         * SQLite disk full exceptions.
5473         *
5474         * @hide
5475         */
5476        public static final String
5477                SYS_STORAGE_FULL_THRESHOLD_BYTES = "sys_storage_full_threshold_bytes";
5478
5479        /**
5480         * The maximum reconnect delay for short network outages or when the
5481         * network is suspended due to phone use.
5482         *
5483         * @hide
5484         */
5485        public static final String
5486                SYNC_MAX_RETRY_DELAY_IN_SECONDS = "sync_max_retry_delay_in_seconds";
5487
5488        /**
5489         * The number of milliseconds to delay before sending out
5490         * {@link ConnectivityManager#CONNECTIVITY_ACTION} broadcasts.
5491         *
5492         * @hide
5493         */
5494        public static final String CONNECTIVITY_CHANGE_DELAY = "connectivity_change_delay";
5495
5496
5497        /**
5498         * Network sampling interval, in seconds. We'll generate link information
5499         * about bytes/packets sent and error rates based on data sampled in this interval
5500         *
5501         * @hide
5502         */
5503
5504        public static final String CONNECTIVITY_SAMPLING_INTERVAL_IN_SECONDS =
5505                "connectivity_sampling_interval_in_seconds";
5506
5507        /**
5508         * The series of successively longer delays used in retrying to download PAC file.
5509         * Last delay is used between successful PAC downloads.
5510         *
5511         * @hide
5512         */
5513        public static final String PAC_CHANGE_DELAY = "pac_change_delay";
5514
5515        /**
5516         * Setting to turn off captive portal detection. Feature is enabled by
5517         * default and the setting needs to be set to 0 to disable it.
5518         *
5519         * @hide
5520         */
5521        public static final String
5522                CAPTIVE_PORTAL_DETECTION_ENABLED = "captive_portal_detection_enabled";
5523
5524        /**
5525         * The server used for captive portal detection upon a new conection. A
5526         * 204 response code from the server is used for validation.
5527         *
5528         * @hide
5529         */
5530        public static final String CAPTIVE_PORTAL_SERVER = "captive_portal_server";
5531
5532        /**
5533         * Whether network service discovery is enabled.
5534         *
5535         * @hide
5536         */
5537        public static final String NSD_ON = "nsd_on";
5538
5539        /**
5540         * Let user pick default install location.
5541         *
5542         * @hide
5543         */
5544        public static final String SET_INSTALL_LOCATION = "set_install_location";
5545
5546        /**
5547         * Default install location value.
5548         * 0 = auto, let system decide
5549         * 1 = internal
5550         * 2 = sdcard
5551         * @hide
5552         */
5553        public static final String DEFAULT_INSTALL_LOCATION = "default_install_location";
5554
5555        /**
5556         * ms during which to consume extra events related to Inet connection
5557         * condition after a transtion to fully-connected
5558         *
5559         * @hide
5560         */
5561        public static final String
5562                INET_CONDITION_DEBOUNCE_UP_DELAY = "inet_condition_debounce_up_delay";
5563
5564        /**
5565         * ms during which to consume extra events related to Inet connection
5566         * condtion after a transtion to partly-connected
5567         *
5568         * @hide
5569         */
5570        public static final String
5571                INET_CONDITION_DEBOUNCE_DOWN_DELAY = "inet_condition_debounce_down_delay";
5572
5573        /** {@hide} */
5574        public static final String
5575                READ_EXTERNAL_STORAGE_ENFORCED_DEFAULT = "read_external_storage_enforced_default";
5576
5577        /**
5578         * Host name and port for global http proxy. Uses ':' seperator for
5579         * between host and port.
5580         */
5581        public static final String HTTP_PROXY = "http_proxy";
5582
5583        /**
5584         * Host name for global http proxy. Set via ConnectivityManager.
5585         *
5586         * @hide
5587         */
5588        public static final String GLOBAL_HTTP_PROXY_HOST = "global_http_proxy_host";
5589
5590        /**
5591         * Integer host port for global http proxy. Set via ConnectivityManager.
5592         *
5593         * @hide
5594         */
5595        public static final String GLOBAL_HTTP_PROXY_PORT = "global_http_proxy_port";
5596
5597        /**
5598         * Exclusion list for global proxy. This string contains a list of
5599         * comma-separated domains where the global proxy does not apply.
5600         * Domains should be listed in a comma- separated list. Example of
5601         * acceptable formats: ".domain1.com,my.domain2.com" Use
5602         * ConnectivityManager to set/get.
5603         *
5604         * @hide
5605         */
5606        public static final String
5607                GLOBAL_HTTP_PROXY_EXCLUSION_LIST = "global_http_proxy_exclusion_list";
5608
5609        /**
5610         * The location PAC File for the proxy.
5611         * @hide
5612         */
5613        public static final String
5614                GLOBAL_HTTP_PROXY_PAC = "global_proxy_pac_url";
5615
5616        /**
5617         * Enables the UI setting to allow the user to specify the global HTTP
5618         * proxy and associated exclusion list.
5619         *
5620         * @hide
5621         */
5622        public static final String SET_GLOBAL_HTTP_PROXY = "set_global_http_proxy";
5623
5624        /**
5625         * Setting for default DNS in case nobody suggests one
5626         *
5627         * @hide
5628         */
5629        public static final String DEFAULT_DNS_SERVER = "default_dns_server";
5630
5631        /** {@hide} */
5632        public static final String
5633                BLUETOOTH_HEADSET_PRIORITY_PREFIX = "bluetooth_headset_priority_";
5634        /** {@hide} */
5635        public static final String
5636                BLUETOOTH_A2DP_SINK_PRIORITY_PREFIX = "bluetooth_a2dp_sink_priority_";
5637        /** {@hide} */
5638        public static final String
5639                BLUETOOTH_INPUT_DEVICE_PRIORITY_PREFIX = "bluetooth_input_device_priority_";
5640
5641        /**
5642         * Get the key that retrieves a bluetooth headset's priority.
5643         * @hide
5644         */
5645        public static final String getBluetoothHeadsetPriorityKey(String address) {
5646            return BLUETOOTH_HEADSET_PRIORITY_PREFIX + address.toUpperCase(Locale.ROOT);
5647        }
5648
5649        /**
5650         * Get the key that retrieves a bluetooth a2dp sink's priority.
5651         * @hide
5652         */
5653        public static final String getBluetoothA2dpSinkPriorityKey(String address) {
5654            return BLUETOOTH_A2DP_SINK_PRIORITY_PREFIX + address.toUpperCase(Locale.ROOT);
5655        }
5656
5657        /**
5658         * Get the key that retrieves a bluetooth Input Device's priority.
5659         * @hide
5660         */
5661        public static final String getBluetoothInputDevicePriorityKey(String address) {
5662            return BLUETOOTH_INPUT_DEVICE_PRIORITY_PREFIX + address.toUpperCase(Locale.ROOT);
5663        }
5664
5665        /**
5666         * Scaling factor for normal window animations. Setting to 0 will
5667         * disable window animations.
5668         */
5669        public static final String WINDOW_ANIMATION_SCALE = "window_animation_scale";
5670
5671        /**
5672         * Scaling factor for activity transition animations. Setting to 0 will
5673         * disable window animations.
5674         */
5675        public static final String TRANSITION_ANIMATION_SCALE = "transition_animation_scale";
5676
5677        /**
5678         * Scaling factor for Animator-based animations. This affects both the
5679         * start delay and duration of all such animations. Setting to 0 will
5680         * cause animations to end immediately. The default value is 1.
5681         */
5682        public static final String ANIMATOR_DURATION_SCALE = "animator_duration_scale";
5683
5684        /**
5685         * Scaling factor for normal window animations. Setting to 0 will
5686         * disable window animations.
5687         *
5688         * @hide
5689         */
5690        public static final String FANCY_IME_ANIMATIONS = "fancy_ime_animations";
5691
5692        /**
5693         * If 0, the compatibility mode is off for all applications.
5694         * If 1, older applications run under compatibility mode.
5695         * TODO: remove this settings before code freeze (bug/1907571)
5696         * @hide
5697         */
5698        public static final String COMPATIBILITY_MODE = "compatibility_mode";
5699
5700        /**
5701         * CDMA only settings
5702         * Emergency Tone  0 = Off
5703         *                 1 = Alert
5704         *                 2 = Vibrate
5705         * @hide
5706         */
5707        public static final String EMERGENCY_TONE = "emergency_tone";
5708
5709        /**
5710         * CDMA only settings
5711         * Whether the auto retry is enabled. The value is
5712         * boolean (1 or 0).
5713         * @hide
5714         */
5715        public static final String CALL_AUTO_RETRY = "call_auto_retry";
5716
5717        /**
5718         * The preferred network mode   7 = Global
5719         *                              6 = EvDo only
5720         *                              5 = CDMA w/o EvDo
5721         *                              4 = CDMA / EvDo auto
5722         *                              3 = GSM / WCDMA auto
5723         *                              2 = WCDMA only
5724         *                              1 = GSM only
5725         *                              0 = GSM / WCDMA preferred
5726         * @hide
5727         */
5728        public static final String PREFERRED_NETWORK_MODE =
5729                "preferred_network_mode";
5730
5731        /**
5732         * Name of an application package to be debugged.
5733         */
5734        public static final String DEBUG_APP = "debug_app";
5735
5736        /**
5737         * If 1, when launching DEBUG_APP it will wait for the debugger before
5738         * starting user code.  If 0, it will run normally.
5739         */
5740        public static final String WAIT_FOR_DEBUGGER = "wait_for_debugger";
5741
5742        /**
5743         * Control whether the process CPU usage meter should be shown.
5744         */
5745        public static final String SHOW_PROCESSES = "show_processes";
5746
5747        /**
5748         * If 1, the activity manager will aggressively finish activities and
5749         * processes as soon as they are no longer needed.  If 0, the normal
5750         * extended lifetime is used.
5751         */
5752        public static final String ALWAYS_FINISH_ACTIVITIES =
5753                "always_finish_activities";
5754
5755        /**
5756         * Use Dock audio output for media:
5757         *      0 = disabled
5758         *      1 = enabled
5759         * @hide
5760         */
5761        public static final String DOCK_AUDIO_MEDIA_ENABLED = "dock_audio_media_enabled";
5762
5763        /**
5764         * Persisted safe headphone volume management state by AudioService
5765         * @hide
5766         */
5767        public static final String AUDIO_SAFE_VOLUME_STATE = "audio_safe_volume_state";
5768
5769        /**
5770         * URL for tzinfo (time zone) updates
5771         * @hide
5772         */
5773        public static final String TZINFO_UPDATE_CONTENT_URL = "tzinfo_content_url";
5774
5775        /**
5776         * URL for tzinfo (time zone) update metadata
5777         * @hide
5778         */
5779        public static final String TZINFO_UPDATE_METADATA_URL = "tzinfo_metadata_url";
5780
5781        /**
5782         * URL for selinux (mandatory access control) updates
5783         * @hide
5784         */
5785        public static final String SELINUX_UPDATE_CONTENT_URL = "selinux_content_url";
5786
5787        /**
5788         * URL for selinux (mandatory access control) update metadata
5789         * @hide
5790         */
5791        public static final String SELINUX_UPDATE_METADATA_URL = "selinux_metadata_url";
5792
5793        /**
5794         * URL for sms short code updates
5795         * @hide
5796         */
5797        public static final String SMS_SHORT_CODES_UPDATE_CONTENT_URL =
5798                "sms_short_codes_content_url";
5799
5800        /**
5801         * URL for sms short code update metadata
5802         * @hide
5803         */
5804        public static final String SMS_SHORT_CODES_UPDATE_METADATA_URL =
5805                "sms_short_codes_metadata_url";
5806
5807        /**
5808         * URL for cert pinlist updates
5809         * @hide
5810         */
5811        public static final String CERT_PIN_UPDATE_CONTENT_URL = "cert_pin_content_url";
5812
5813        /**
5814         * URL for cert pinlist updates
5815         * @hide
5816         */
5817        public static final String CERT_PIN_UPDATE_METADATA_URL = "cert_pin_metadata_url";
5818
5819        /**
5820         * URL for intent firewall updates
5821         * @hide
5822         */
5823        public static final String INTENT_FIREWALL_UPDATE_CONTENT_URL =
5824                "intent_firewall_content_url";
5825
5826        /**
5827         * URL for intent firewall update metadata
5828         * @hide
5829         */
5830        public static final String INTENT_FIREWALL_UPDATE_METADATA_URL =
5831                "intent_firewall_metadata_url";
5832
5833        /**
5834         * SELinux enforcement status. If 0, permissive; if 1, enforcing.
5835         * @hide
5836         */
5837        public static final String SELINUX_STATUS = "selinux_status";
5838
5839        /**
5840         * Developer setting to force RTL layout.
5841         * @hide
5842         */
5843        public static final String DEVELOPMENT_FORCE_RTL = "debug.force_rtl";
5844
5845        /**
5846         * Settings to backup. This is here so that it's in the same place as the settings
5847         * keys and easy to update.
5848         *
5849         * These keys may be mentioned in the SETTINGS_TO_BACKUP arrays in System
5850         * and Secure as well.  This is because those tables drive both backup and
5851         * restore, and restore needs to properly whitelist keys that used to live
5852         * in those namespaces.  The keys will only actually be backed up / restored
5853         * if they are also mentioned in this table (Global.SETTINGS_TO_BACKUP).
5854         *
5855         * NOTE: Settings are backed up and restored in the order they appear
5856         *       in this array. If you have one setting depending on another,
5857         *       make sure that they are ordered appropriately.
5858         *
5859         * @hide
5860         */
5861        public static final String[] SETTINGS_TO_BACKUP = {
5862            BUGREPORT_IN_POWER_MENU,
5863            STAY_ON_WHILE_PLUGGED_IN,
5864            MODE_RINGER,
5865            AUTO_TIME,
5866            AUTO_TIME_ZONE,
5867            POWER_SOUNDS_ENABLED,
5868            DOCK_SOUNDS_ENABLED,
5869            USB_MASS_STORAGE_ENABLED,
5870            ENABLE_ACCESSIBILITY_GLOBAL_GESTURE_ENABLED,
5871            WIFI_NETWORKS_AVAILABLE_NOTIFICATION_ON,
5872            WIFI_NETWORKS_AVAILABLE_REPEAT_DELAY,
5873            WIFI_WATCHDOG_POOR_NETWORK_TEST_ENABLED,
5874            WIFI_NUM_OPEN_NETWORKS_KEPT,
5875            EMERGENCY_TONE,
5876            CALL_AUTO_RETRY,
5877            DOCK_AUDIO_MEDIA_ENABLED
5878        };
5879
5880        // Populated lazily, guarded by class object:
5881        private static NameValueCache sNameValueCache = new NameValueCache(
5882                    SYS_PROP_SETTING_VERSION,
5883                    CONTENT_URI,
5884                    CALL_METHOD_GET_GLOBAL,
5885                    CALL_METHOD_PUT_GLOBAL);
5886
5887        /**
5888         * Look up a name in the database.
5889         * @param resolver to access the database with
5890         * @param name to look up in the table
5891         * @return the corresponding value, or null if not present
5892         */
5893        public static String getString(ContentResolver resolver, String name) {
5894            return getStringForUser(resolver, name, UserHandle.myUserId());
5895        }
5896
5897        /** @hide */
5898        public static String getStringForUser(ContentResolver resolver, String name,
5899                int userHandle) {
5900            return sNameValueCache.getStringForUser(resolver, name, userHandle);
5901        }
5902
5903        /**
5904         * Store a name/value pair into the database.
5905         * @param resolver to access the database with
5906         * @param name to store
5907         * @param value to associate with the name
5908         * @return true if the value was set, false on database errors
5909         */
5910        public static boolean putString(ContentResolver resolver,
5911                String name, String value) {
5912            return putStringForUser(resolver, name, value, UserHandle.myUserId());
5913        }
5914
5915        /** @hide */
5916        public static boolean putStringForUser(ContentResolver resolver,
5917                String name, String value, int userHandle) {
5918            if (LOCAL_LOGV) {
5919                Log.v(TAG, "Global.putString(name=" + name + ", value=" + value
5920                        + " for " + userHandle);
5921            }
5922            return sNameValueCache.putStringForUser(resolver, name, value, userHandle);
5923        }
5924
5925        /**
5926         * Construct the content URI for a particular name/value pair,
5927         * useful for monitoring changes with a ContentObserver.
5928         * @param name to look up in the table
5929         * @return the corresponding content URI, or null if not present
5930         */
5931        public static Uri getUriFor(String name) {
5932            return getUriFor(CONTENT_URI, name);
5933        }
5934
5935        /**
5936         * Convenience function for retrieving a single secure settings value
5937         * as an integer.  Note that internally setting values are always
5938         * stored as strings; this function converts the string to an integer
5939         * for you.  The default value will be returned if the setting is
5940         * not defined or not an integer.
5941         *
5942         * @param cr The ContentResolver to access.
5943         * @param name The name of the setting to retrieve.
5944         * @param def Value to return if the setting is not defined.
5945         *
5946         * @return The setting's current value, or 'def' if it is not defined
5947         * or not a valid integer.
5948         */
5949        public static int getInt(ContentResolver cr, String name, int def) {
5950            String v = getString(cr, name);
5951            try {
5952                return v != null ? Integer.parseInt(v) : def;
5953            } catch (NumberFormatException e) {
5954                return def;
5955            }
5956        }
5957
5958        /**
5959         * Convenience function for retrieving a single secure settings value
5960         * as an integer.  Note that internally setting values are always
5961         * stored as strings; this function converts the string to an integer
5962         * for you.
5963         * <p>
5964         * This version does not take a default value.  If the setting has not
5965         * been set, or the string value is not a number,
5966         * it throws {@link SettingNotFoundException}.
5967         *
5968         * @param cr The ContentResolver to access.
5969         * @param name The name of the setting to retrieve.
5970         *
5971         * @throws SettingNotFoundException Thrown if a setting by the given
5972         * name can't be found or the setting value is not an integer.
5973         *
5974         * @return The setting's current value.
5975         */
5976        public static int getInt(ContentResolver cr, String name)
5977                throws SettingNotFoundException {
5978            String v = getString(cr, name);
5979            try {
5980                return Integer.parseInt(v);
5981            } catch (NumberFormatException e) {
5982                throw new SettingNotFoundException(name);
5983            }
5984        }
5985
5986        /**
5987         * Convenience function for updating a single settings value as an
5988         * integer. This will either create a new entry in the table if the
5989         * given name does not exist, or modify the value of the existing row
5990         * with that name.  Note that internally setting values are always
5991         * stored as strings, so this function converts the given value to a
5992         * string before storing it.
5993         *
5994         * @param cr The ContentResolver to access.
5995         * @param name The name of the setting to modify.
5996         * @param value The new value for the setting.
5997         * @return true if the value was set, false on database errors
5998         */
5999        public static boolean putInt(ContentResolver cr, String name, int value) {
6000            return putString(cr, name, Integer.toString(value));
6001        }
6002
6003        /**
6004         * Convenience function for retrieving a single secure settings value
6005         * as a {@code long}.  Note that internally setting values are always
6006         * stored as strings; this function converts the string to a {@code long}
6007         * for you.  The default value will be returned if the setting is
6008         * not defined or not a {@code long}.
6009         *
6010         * @param cr The ContentResolver to access.
6011         * @param name The name of the setting to retrieve.
6012         * @param def Value to return if the setting is not defined.
6013         *
6014         * @return The setting's current value, or 'def' if it is not defined
6015         * or not a valid {@code long}.
6016         */
6017        public static long getLong(ContentResolver cr, String name, long def) {
6018            String valString = getString(cr, name);
6019            long value;
6020            try {
6021                value = valString != null ? Long.parseLong(valString) : def;
6022            } catch (NumberFormatException e) {
6023                value = def;
6024            }
6025            return value;
6026        }
6027
6028        /**
6029         * Convenience function for retrieving a single secure settings value
6030         * as a {@code long}.  Note that internally setting values are always
6031         * stored as strings; this function converts the string to a {@code long}
6032         * for you.
6033         * <p>
6034         * This version does not take a default value.  If the setting has not
6035         * been set, or the string value is not a number,
6036         * it throws {@link SettingNotFoundException}.
6037         *
6038         * @param cr The ContentResolver to access.
6039         * @param name The name of the setting to retrieve.
6040         *
6041         * @return The setting's current value.
6042         * @throws SettingNotFoundException Thrown if a setting by the given
6043         * name can't be found or the setting value is not an integer.
6044         */
6045        public static long getLong(ContentResolver cr, String name)
6046                throws SettingNotFoundException {
6047            String valString = getString(cr, name);
6048            try {
6049                return Long.parseLong(valString);
6050            } catch (NumberFormatException e) {
6051                throw new SettingNotFoundException(name);
6052            }
6053        }
6054
6055        /**
6056         * Convenience function for updating a secure settings value as a long
6057         * integer. This will either create a new entry in the table if the
6058         * given name does not exist, or modify the value of the existing row
6059         * with that name.  Note that internally setting values are always
6060         * stored as strings, so this function converts the given value to a
6061         * string before storing it.
6062         *
6063         * @param cr The ContentResolver to access.
6064         * @param name The name of the setting to modify.
6065         * @param value The new value for the setting.
6066         * @return true if the value was set, false on database errors
6067         */
6068        public static boolean putLong(ContentResolver cr, String name, long value) {
6069            return putString(cr, name, Long.toString(value));
6070        }
6071
6072        /**
6073         * Convenience function for retrieving a single secure settings value
6074         * as a floating point number.  Note that internally setting values are
6075         * always stored as strings; this function converts the string to an
6076         * float for you. The default value will be returned if the setting
6077         * is not defined or not a valid float.
6078         *
6079         * @param cr The ContentResolver to access.
6080         * @param name The name of the setting to retrieve.
6081         * @param def Value to return if the setting is not defined.
6082         *
6083         * @return The setting's current value, or 'def' if it is not defined
6084         * or not a valid float.
6085         */
6086        public static float getFloat(ContentResolver cr, String name, float def) {
6087            String v = getString(cr, name);
6088            try {
6089                return v != null ? Float.parseFloat(v) : def;
6090            } catch (NumberFormatException e) {
6091                return def;
6092            }
6093        }
6094
6095        /**
6096         * Convenience function for retrieving a single secure settings value
6097         * as a float.  Note that internally setting values are always
6098         * stored as strings; this function converts the string to a float
6099         * for you.
6100         * <p>
6101         * This version does not take a default value.  If the setting has not
6102         * been set, or the string value is not a number,
6103         * it throws {@link SettingNotFoundException}.
6104         *
6105         * @param cr The ContentResolver to access.
6106         * @param name The name of the setting to retrieve.
6107         *
6108         * @throws SettingNotFoundException Thrown if a setting by the given
6109         * name can't be found or the setting value is not a float.
6110         *
6111         * @return The setting's current value.
6112         */
6113        public static float getFloat(ContentResolver cr, String name)
6114                throws SettingNotFoundException {
6115            String v = getString(cr, name);
6116            if (v == null) {
6117                throw new SettingNotFoundException(name);
6118            }
6119            try {
6120                return Float.parseFloat(v);
6121            } catch (NumberFormatException e) {
6122                throw new SettingNotFoundException(name);
6123            }
6124        }
6125
6126        /**
6127         * Convenience function for updating a single settings value as a
6128         * floating point number. This will either create a new entry in the
6129         * table if the given name does not exist, or modify the value of the
6130         * existing row with that name.  Note that internally setting values
6131         * are always stored as strings, so this function converts the given
6132         * value to a string before storing it.
6133         *
6134         * @param cr The ContentResolver to access.
6135         * @param name The name of the setting to modify.
6136         * @param value The new value for the setting.
6137         * @return true if the value was set, false on database errors
6138         */
6139        public static boolean putFloat(ContentResolver cr, String name, float value) {
6140            return putString(cr, name, Float.toString(value));
6141        }
6142    }
6143
6144    /**
6145     * User-defined bookmarks and shortcuts.  The target of each bookmark is an
6146     * Intent URL, allowing it to be either a web page or a particular
6147     * application activity.
6148     *
6149     * @hide
6150     */
6151    public static final class Bookmarks implements BaseColumns
6152    {
6153        private static final String TAG = "Bookmarks";
6154
6155        /**
6156         * The content:// style URL for this table
6157         */
6158        public static final Uri CONTENT_URI =
6159            Uri.parse("content://" + AUTHORITY + "/bookmarks");
6160
6161        /**
6162         * The row ID.
6163         * <p>Type: INTEGER</p>
6164         */
6165        public static final String ID = "_id";
6166
6167        /**
6168         * Descriptive name of the bookmark that can be displayed to the user.
6169         * If this is empty, the title should be resolved at display time (use
6170         * {@link #getTitle(Context, Cursor)} any time you want to display the
6171         * title of a bookmark.)
6172         * <P>
6173         * Type: TEXT
6174         * </P>
6175         */
6176        public static final String TITLE = "title";
6177
6178        /**
6179         * Arbitrary string (displayed to the user) that allows bookmarks to be
6180         * organized into categories.  There are some special names for
6181         * standard folders, which all start with '@'.  The label displayed for
6182         * the folder changes with the locale (via {@link #getLabelForFolder}) but
6183         * the folder name does not change so you can consistently query for
6184         * the folder regardless of the current locale.
6185         *
6186         * <P>Type: TEXT</P>
6187         *
6188         */
6189        public static final String FOLDER = "folder";
6190
6191        /**
6192         * The Intent URL of the bookmark, describing what it points to.  This
6193         * value is given to {@link android.content.Intent#getIntent} to create
6194         * an Intent that can be launched.
6195         * <P>Type: TEXT</P>
6196         */
6197        public static final String INTENT = "intent";
6198
6199        /**
6200         * Optional shortcut character associated with this bookmark.
6201         * <P>Type: INTEGER</P>
6202         */
6203        public static final String SHORTCUT = "shortcut";
6204
6205        /**
6206         * The order in which the bookmark should be displayed
6207         * <P>Type: INTEGER</P>
6208         */
6209        public static final String ORDERING = "ordering";
6210
6211        private static final String[] sIntentProjection = { INTENT };
6212        private static final String[] sShortcutProjection = { ID, SHORTCUT };
6213        private static final String sShortcutSelection = SHORTCUT + "=?";
6214
6215        /**
6216         * Convenience function to retrieve the bookmarked Intent for a
6217         * particular shortcut key.
6218         *
6219         * @param cr The ContentResolver to query.
6220         * @param shortcut The shortcut key.
6221         *
6222         * @return Intent The bookmarked URL, or null if there is no bookmark
6223         *         matching the given shortcut.
6224         */
6225        public static Intent getIntentForShortcut(ContentResolver cr, char shortcut)
6226        {
6227            Intent intent = null;
6228
6229            Cursor c = cr.query(CONTENT_URI,
6230                    sIntentProjection, sShortcutSelection,
6231                    new String[] { String.valueOf((int) shortcut) }, ORDERING);
6232            // Keep trying until we find a valid shortcut
6233            try {
6234                while (intent == null && c.moveToNext()) {
6235                    try {
6236                        String intentURI = c.getString(c.getColumnIndexOrThrow(INTENT));
6237                        intent = Intent.parseUri(intentURI, 0);
6238                    } catch (java.net.URISyntaxException e) {
6239                        // The stored URL is bad...  ignore it.
6240                    } catch (IllegalArgumentException e) {
6241                        // Column not found
6242                        Log.w(TAG, "Intent column not found", e);
6243                    }
6244                }
6245            } finally {
6246                if (c != null) c.close();
6247            }
6248
6249            return intent;
6250        }
6251
6252        /**
6253         * Add a new bookmark to the system.
6254         *
6255         * @param cr The ContentResolver to query.
6256         * @param intent The desired target of the bookmark.
6257         * @param title Bookmark title that is shown to the user; null if none
6258         *            or it should be resolved to the intent's title.
6259         * @param folder Folder in which to place the bookmark; null if none.
6260         * @param shortcut Shortcut that will invoke the bookmark; 0 if none. If
6261         *            this is non-zero and there is an existing bookmark entry
6262         *            with this same shortcut, then that existing shortcut is
6263         *            cleared (the bookmark is not removed).
6264         * @return The unique content URL for the new bookmark entry.
6265         */
6266        public static Uri add(ContentResolver cr,
6267                                           Intent intent,
6268                                           String title,
6269                                           String folder,
6270                                           char shortcut,
6271                                           int ordering)
6272        {
6273            // If a shortcut is supplied, and it is already defined for
6274            // another bookmark, then remove the old definition.
6275            if (shortcut != 0) {
6276                cr.delete(CONTENT_URI, sShortcutSelection,
6277                        new String[] { String.valueOf((int) shortcut) });
6278            }
6279
6280            ContentValues values = new ContentValues();
6281            if (title != null) values.put(TITLE, title);
6282            if (folder != null) values.put(FOLDER, folder);
6283            values.put(INTENT, intent.toUri(0));
6284            if (shortcut != 0) values.put(SHORTCUT, (int) shortcut);
6285            values.put(ORDERING, ordering);
6286            return cr.insert(CONTENT_URI, values);
6287        }
6288
6289        /**
6290         * Return the folder name as it should be displayed to the user.  This
6291         * takes care of localizing special folders.
6292         *
6293         * @param r Resources object for current locale; only need access to
6294         *          system resources.
6295         * @param folder The value found in the {@link #FOLDER} column.
6296         *
6297         * @return CharSequence The label for this folder that should be shown
6298         *         to the user.
6299         */
6300        public static CharSequence getLabelForFolder(Resources r, String folder) {
6301            return folder;
6302        }
6303
6304        /**
6305         * Return the title as it should be displayed to the user. This takes
6306         * care of localizing bookmarks that point to activities.
6307         *
6308         * @param context A context.
6309         * @param cursor A cursor pointing to the row whose title should be
6310         *        returned. The cursor must contain at least the {@link #TITLE}
6311         *        and {@link #INTENT} columns.
6312         * @return A title that is localized and can be displayed to the user,
6313         *         or the empty string if one could not be found.
6314         */
6315        public static CharSequence getTitle(Context context, Cursor cursor) {
6316            int titleColumn = cursor.getColumnIndex(TITLE);
6317            int intentColumn = cursor.getColumnIndex(INTENT);
6318            if (titleColumn == -1 || intentColumn == -1) {
6319                throw new IllegalArgumentException(
6320                        "The cursor must contain the TITLE and INTENT columns.");
6321            }
6322
6323            String title = cursor.getString(titleColumn);
6324            if (!TextUtils.isEmpty(title)) {
6325                return title;
6326            }
6327
6328            String intentUri = cursor.getString(intentColumn);
6329            if (TextUtils.isEmpty(intentUri)) {
6330                return "";
6331            }
6332
6333            Intent intent;
6334            try {
6335                intent = Intent.parseUri(intentUri, 0);
6336            } catch (URISyntaxException e) {
6337                return "";
6338            }
6339
6340            PackageManager packageManager = context.getPackageManager();
6341            ResolveInfo info = packageManager.resolveActivity(intent, 0);
6342            return info != null ? info.loadLabel(packageManager) : "";
6343        }
6344    }
6345
6346    /**
6347     * Returns the device ID that we should use when connecting to the mobile gtalk server.
6348     * This is a string like "android-0x1242", where the hex string is the Android ID obtained
6349     * from the GoogleLoginService.
6350     *
6351     * @param androidId The Android ID for this device.
6352     * @return The device ID that should be used when connecting to the mobile gtalk server.
6353     * @hide
6354     */
6355    public static String getGTalkDeviceId(long androidId) {
6356        return "android-" + Long.toHexString(androidId);
6357    }
6358}
6359