Settings.java revision 35654b61e8fe7bc85afcb076ddbb590d51c5865f
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.net.ConnectivityManager;
37import android.net.Uri;
38import android.net.wifi.WifiManager;
39import android.os.BatteryManager;
40import android.os.Bundle;
41import android.os.DropBoxManager;
42import android.os.IBinder;
43import android.os.Process;
44import android.os.RemoteException;
45import android.os.ServiceManager;
46import android.os.SystemProperties;
47import android.os.UserHandle;
48import android.os.Build.VERSION_CODES;
49import android.speech.tts.TextToSpeech;
50import android.text.TextUtils;
51import android.util.AndroidException;
52import android.util.Log;
53import android.view.WindowOrientationListener;
54
55import com.android.internal.widget.ILockSettings;
56
57import java.net.URISyntaxException;
58import java.util.HashMap;
59import java.util.HashSet;
60
61/**
62 * The Settings provider contains global system-level device preferences.
63 */
64public final class Settings {
65
66    // Intent actions for Settings
67
68    /**
69     * Activity Action: Show system settings.
70     * <p>
71     * Input: Nothing.
72     * <p>
73     * Output: Nothing.
74     */
75    @SdkConstant(SdkConstantType.ACTIVITY_INTENT_ACTION)
76    public static final String ACTION_SETTINGS = "android.settings.SETTINGS";
77
78    /**
79     * Activity Action: Show settings to allow configuration of APNs.
80     * <p>
81     * Input: Nothing.
82     * <p>
83     * Output: Nothing.
84     */
85    @SdkConstant(SdkConstantType.ACTIVITY_INTENT_ACTION)
86    public static final String ACTION_APN_SETTINGS = "android.settings.APN_SETTINGS";
87
88    /**
89     * Activity Action: Show settings to allow configuration of current location
90     * sources.
91     * <p>
92     * In some cases, a matching Activity may not exist, so ensure you
93     * safeguard against this.
94     * <p>
95     * Input: Nothing.
96     * <p>
97     * Output: Nothing.
98     */
99    @SdkConstant(SdkConstantType.ACTIVITY_INTENT_ACTION)
100    public static final String ACTION_LOCATION_SOURCE_SETTINGS =
101            "android.settings.LOCATION_SOURCE_SETTINGS";
102
103    /**
104     * Activity Action: Show settings to allow configuration of wireless controls
105     * such as Wi-Fi, Bluetooth and Mobile networks.
106     * <p>
107     * In some cases, a matching Activity may not exist, so ensure you
108     * safeguard against this.
109     * <p>
110     * Input: Nothing.
111     * <p>
112     * Output: Nothing.
113     */
114    @SdkConstant(SdkConstantType.ACTIVITY_INTENT_ACTION)
115    public static final String ACTION_WIRELESS_SETTINGS =
116            "android.settings.WIRELESS_SETTINGS";
117
118    /**
119     * Activity Action: Show settings to allow entering/exiting airplane mode.
120     * <p>
121     * In some cases, a matching Activity may not exist, so ensure you
122     * safeguard against this.
123     * <p>
124     * Input: Nothing.
125     * <p>
126     * Output: Nothing.
127     */
128    @SdkConstant(SdkConstantType.ACTIVITY_INTENT_ACTION)
129    public static final String ACTION_AIRPLANE_MODE_SETTINGS =
130            "android.settings.AIRPLANE_MODE_SETTINGS";
131
132    /**
133     * Activity Action: Show settings for accessibility modules.
134     * <p>
135     * In some cases, a matching Activity may not exist, so ensure you
136     * safeguard against this.
137     * <p>
138     * Input: Nothing.
139     * <p>
140     * Output: Nothing.
141     */
142    @SdkConstant(SdkConstantType.ACTIVITY_INTENT_ACTION)
143    public static final String ACTION_ACCESSIBILITY_SETTINGS =
144            "android.settings.ACCESSIBILITY_SETTINGS";
145
146    /**
147     * Activity Action: Show settings to allow configuration of security and
148     * location privacy.
149     * <p>
150     * In some cases, a matching Activity may not exist, so ensure you
151     * safeguard against this.
152     * <p>
153     * Input: Nothing.
154     * <p>
155     * Output: Nothing.
156     */
157    @SdkConstant(SdkConstantType.ACTIVITY_INTENT_ACTION)
158    public static final String ACTION_SECURITY_SETTINGS =
159            "android.settings.SECURITY_SETTINGS";
160
161    /**
162     * Activity Action: Show settings to allow configuration of privacy options.
163     * <p>
164     * In some cases, a matching Activity may not exist, so ensure you
165     * safeguard against this.
166     * <p>
167     * Input: Nothing.
168     * <p>
169     * Output: Nothing.
170     */
171    @SdkConstant(SdkConstantType.ACTIVITY_INTENT_ACTION)
172    public static final String ACTION_PRIVACY_SETTINGS =
173            "android.settings.PRIVACY_SETTINGS";
174
175    /**
176     * Activity Action: Show settings to allow configuration of Wi-Fi.
177
178     * <p>
179     * In some cases, a matching Activity may not exist, so ensure you
180     * safeguard against this.
181     * <p>
182     * Input: Nothing.
183     * <p>
184     * Output: Nothing.
185
186     */
187    @SdkConstant(SdkConstantType.ACTIVITY_INTENT_ACTION)
188    public static final String ACTION_WIFI_SETTINGS =
189            "android.settings.WIFI_SETTINGS";
190
191    /**
192     * Activity Action: Show settings to allow configuration of a static IP
193     * address for Wi-Fi.
194     * <p>
195     * In some cases, a matching Activity may not exist, so ensure you safeguard
196     * against this.
197     * <p>
198     * Input: Nothing.
199     * <p>
200     * Output: Nothing.
201     */
202    @SdkConstant(SdkConstantType.ACTIVITY_INTENT_ACTION)
203    public static final String ACTION_WIFI_IP_SETTINGS =
204            "android.settings.WIFI_IP_SETTINGS";
205
206    /**
207     * Activity Action: Show settings to allow configuration of Bluetooth.
208     * <p>
209     * In some cases, a matching Activity may not exist, so ensure you
210     * safeguard against this.
211     * <p>
212     * Input: Nothing.
213     * <p>
214     * Output: Nothing.
215     */
216    @SdkConstant(SdkConstantType.ACTIVITY_INTENT_ACTION)
217    public static final String ACTION_BLUETOOTH_SETTINGS =
218            "android.settings.BLUETOOTH_SETTINGS";
219
220    /**
221     * Activity Action: Show settings to allow configuration of Wifi Displays.
222     * <p>
223     * In some cases, a matching Activity may not exist, so ensure you
224     * safeguard against this.
225     * <p>
226     * Input: Nothing.
227     * <p>
228     * Output: Nothing.
229     * @hide
230     */
231    @SdkConstant(SdkConstantType.ACTIVITY_INTENT_ACTION)
232    public static final String ACTION_WIFI_DISPLAY_SETTINGS =
233            "android.settings.WIFI_DISPLAY_SETTINGS";
234
235    /**
236     * Activity Action: Show settings to allow configuration of date and time.
237     * <p>
238     * In some cases, a matching Activity may not exist, so ensure you
239     * safeguard against this.
240     * <p>
241     * Input: Nothing.
242     * <p>
243     * Output: Nothing.
244     */
245    @SdkConstant(SdkConstantType.ACTIVITY_INTENT_ACTION)
246    public static final String ACTION_DATE_SETTINGS =
247            "android.settings.DATE_SETTINGS";
248
249    /**
250     * Activity Action: Show settings to allow configuration of sound and volume.
251     * <p>
252     * In some cases, a matching Activity may not exist, so ensure you
253     * safeguard against this.
254     * <p>
255     * Input: Nothing.
256     * <p>
257     * Output: Nothing.
258     */
259    @SdkConstant(SdkConstantType.ACTIVITY_INTENT_ACTION)
260    public static final String ACTION_SOUND_SETTINGS =
261            "android.settings.SOUND_SETTINGS";
262
263    /**
264     * Activity Action: Show settings to allow configuration of display.
265     * <p>
266     * In some cases, a matching Activity may not exist, so ensure you
267     * safeguard against this.
268     * <p>
269     * Input: Nothing.
270     * <p>
271     * Output: Nothing.
272     */
273    @SdkConstant(SdkConstantType.ACTIVITY_INTENT_ACTION)
274    public static final String ACTION_DISPLAY_SETTINGS =
275            "android.settings.DISPLAY_SETTINGS";
276
277    /**
278     * Activity Action: Show settings to allow configuration of locale.
279     * <p>
280     * In some cases, a matching Activity may not exist, so ensure you
281     * safeguard against this.
282     * <p>
283     * Input: Nothing.
284     * <p>
285     * Output: Nothing.
286     */
287    @SdkConstant(SdkConstantType.ACTIVITY_INTENT_ACTION)
288    public static final String ACTION_LOCALE_SETTINGS =
289            "android.settings.LOCALE_SETTINGS";
290
291    /**
292     * Activity Action: Show settings to configure input methods, in particular
293     * allowing the user to enable input methods.
294     * <p>
295     * In some cases, a matching Activity may not exist, so ensure you
296     * safeguard against this.
297     * <p>
298     * Input: Nothing.
299     * <p>
300     * Output: Nothing.
301     */
302    @SdkConstant(SdkConstantType.ACTIVITY_INTENT_ACTION)
303    public static final String ACTION_INPUT_METHOD_SETTINGS =
304            "android.settings.INPUT_METHOD_SETTINGS";
305
306    /**
307     * Activity Action: Show settings to enable/disable input method subtypes.
308     * <p>
309     * In some cases, a matching Activity may not exist, so ensure you
310     * safeguard against this.
311     * <p>
312     * To tell which input method's subtypes are displayed in the settings, add
313     * {@link #EXTRA_INPUT_METHOD_ID} extra to this Intent with the input method id.
314     * If there is no extra in this Intent, subtypes from all installed input methods
315     * will be displayed in the settings.
316     *
317     * @see android.view.inputmethod.InputMethodInfo#getId
318     * <p>
319     * Input: Nothing.
320     * <p>
321     * Output: Nothing.
322     */
323    @SdkConstant(SdkConstantType.ACTIVITY_INTENT_ACTION)
324    public static final String ACTION_INPUT_METHOD_SUBTYPE_SETTINGS =
325            "android.settings.INPUT_METHOD_SUBTYPE_SETTINGS";
326
327    /**
328     * Activity Action: Show a dialog to select input method.
329     * <p>
330     * In some cases, a matching Activity may not exist, so ensure you
331     * safeguard against this.
332     * <p>
333     * Input: Nothing.
334     * <p>
335     * Output: Nothing.
336     * @hide
337     */
338    @SdkConstant(SdkConstantType.ACTIVITY_INTENT_ACTION)
339    public static final String ACTION_SHOW_INPUT_METHOD_PICKER =
340            "android.settings.SHOW_INPUT_METHOD_PICKER";
341
342    /**
343     * Activity Action: Show settings to manage the user input dictionary.
344     * <p>
345     * In some cases, a matching Activity may not exist, so ensure you
346     * safeguard against this.
347     * <p>
348     * Input: Nothing.
349     * <p>
350     * Output: Nothing.
351     */
352    @SdkConstant(SdkConstantType.ACTIVITY_INTENT_ACTION)
353    public static final String ACTION_USER_DICTIONARY_SETTINGS =
354            "android.settings.USER_DICTIONARY_SETTINGS";
355
356    /**
357     * Activity Action: Adds a word to the user dictionary.
358     * <p>
359     * In some cases, a matching Activity may not exist, so ensure you
360     * safeguard against this.
361     * <p>
362     * Input: An extra with key <code>word</code> that contains the word
363     * that should be added to the dictionary.
364     * <p>
365     * Output: Nothing.
366     *
367     * @hide
368     */
369    @SdkConstant(SdkConstantType.ACTIVITY_INTENT_ACTION)
370    public static final String ACTION_USER_DICTIONARY_INSERT =
371            "com.android.settings.USER_DICTIONARY_INSERT";
372
373    /**
374     * Activity Action: Show settings to allow configuration of application-related settings.
375     * <p>
376     * In some cases, a matching Activity may not exist, so ensure you
377     * safeguard against this.
378     * <p>
379     * Input: Nothing.
380     * <p>
381     * Output: Nothing.
382     */
383    @SdkConstant(SdkConstantType.ACTIVITY_INTENT_ACTION)
384    public static final String ACTION_APPLICATION_SETTINGS =
385            "android.settings.APPLICATION_SETTINGS";
386
387    /**
388     * Activity Action: Show settings to allow configuration of application
389     * development-related settings.  As of
390     * {@link android.os.Build.VERSION_CODES#JELLY_BEAN_MR1} this action is
391     * a required part of the platform.
392     * <p>
393     * Input: Nothing.
394     * <p>
395     * Output: Nothing.
396     */
397    @SdkConstant(SdkConstantType.ACTIVITY_INTENT_ACTION)
398    public static final String ACTION_APPLICATION_DEVELOPMENT_SETTINGS =
399            "android.settings.APPLICATION_DEVELOPMENT_SETTINGS";
400
401    /**
402     * Activity Action: Show settings to allow configuration of quick launch shortcuts.
403     * <p>
404     * In some cases, a matching Activity may not exist, so ensure you
405     * safeguard against this.
406     * <p>
407     * Input: Nothing.
408     * <p>
409     * Output: Nothing.
410     */
411    @SdkConstant(SdkConstantType.ACTIVITY_INTENT_ACTION)
412    public static final String ACTION_QUICK_LAUNCH_SETTINGS =
413            "android.settings.QUICK_LAUNCH_SETTINGS";
414
415    /**
416     * Activity Action: Show settings to manage installed applications.
417     * <p>
418     * In some cases, a matching Activity may not exist, so ensure you
419     * safeguard against this.
420     * <p>
421     * Input: Nothing.
422     * <p>
423     * Output: Nothing.
424     */
425    @SdkConstant(SdkConstantType.ACTIVITY_INTENT_ACTION)
426    public static final String ACTION_MANAGE_APPLICATIONS_SETTINGS =
427            "android.settings.MANAGE_APPLICATIONS_SETTINGS";
428
429    /**
430     * Activity Action: Show settings to manage all applications.
431     * <p>
432     * In some cases, a matching Activity may not exist, so ensure you
433     * safeguard against this.
434     * <p>
435     * Input: Nothing.
436     * <p>
437     * Output: Nothing.
438     */
439    @SdkConstant(SdkConstantType.ACTIVITY_INTENT_ACTION)
440    public static final String ACTION_MANAGE_ALL_APPLICATIONS_SETTINGS =
441            "android.settings.MANAGE_ALL_APPLICATIONS_SETTINGS";
442
443    /**
444     * Activity Action: Show screen of details about a particular application.
445     * <p>
446     * In some cases, a matching Activity may not exist, so ensure you
447     * safeguard against this.
448     * <p>
449     * Input: The Intent's data URI specifies the application package name
450     * to be shown, with the "package" scheme.  That is "package:com.my.app".
451     * <p>
452     * Output: Nothing.
453     */
454    @SdkConstant(SdkConstantType.ACTIVITY_INTENT_ACTION)
455    public static final String ACTION_APPLICATION_DETAILS_SETTINGS =
456            "android.settings.APPLICATION_DETAILS_SETTINGS";
457
458    /**
459     * @hide
460     * Activity Action: Show the "app ops" settings screen.
461     * <p>
462     * Input: Nothing.
463     * <p>
464     * Output: Nothing.
465     */
466    @SdkConstant(SdkConstantType.ACTIVITY_INTENT_ACTION)
467    public static final String ACTION_APP_OPS_SETTINGS =
468            "android.settings.APP_OPS_SETTINGS";
469
470    /**
471     * Activity Action: Show settings for system update functionality.
472     * <p>
473     * In some cases, a matching Activity may not exist, so ensure you
474     * safeguard against this.
475     * <p>
476     * Input: Nothing.
477     * <p>
478     * Output: Nothing.
479     *
480     * @hide
481     */
482    @SdkConstant(SdkConstantType.ACTIVITY_INTENT_ACTION)
483    public static final String ACTION_SYSTEM_UPDATE_SETTINGS =
484            "android.settings.SYSTEM_UPDATE_SETTINGS";
485
486    /**
487     * Activity Action: Show settings to allow configuration of sync settings.
488     * <p>
489     * In some cases, a matching Activity may not exist, so ensure you
490     * safeguard against this.
491     * <p>
492     * The account types available to add via the add account button may be restricted by adding an
493     * {@link #EXTRA_AUTHORITIES} extra to this Intent with one or more syncable content provider's
494     * authorities. Only account types which can sync with that content provider will be offered to
495     * the user.
496     * <p>
497     * Input: Nothing.
498     * <p>
499     * Output: Nothing.
500     */
501    @SdkConstant(SdkConstantType.ACTIVITY_INTENT_ACTION)
502    public static final String ACTION_SYNC_SETTINGS =
503            "android.settings.SYNC_SETTINGS";
504
505    /**
506     * Activity Action: Show add account screen for creating a new account.
507     * <p>
508     * In some cases, a matching Activity may not exist, so ensure you
509     * safeguard against this.
510     * <p>
511     * The account types available to add may be restricted by adding an {@link #EXTRA_AUTHORITIES}
512     * extra to the Intent with one or more syncable content provider's authorities.  Only account
513     * types which can sync with that content provider will be offered to the user.
514     * <p>
515     * Input: Nothing.
516     * <p>
517     * Output: Nothing.
518     */
519    @SdkConstant(SdkConstantType.ACTIVITY_INTENT_ACTION)
520    public static final String ACTION_ADD_ACCOUNT =
521            "android.settings.ADD_ACCOUNT_SETTINGS";
522
523    /**
524     * Activity Action: Show settings for selecting the network operator.
525     * <p>
526     * In some cases, a matching Activity may not exist, so ensure you
527     * safeguard against this.
528     * <p>
529     * Input: Nothing.
530     * <p>
531     * Output: Nothing.
532     */
533    @SdkConstant(SdkConstantType.ACTIVITY_INTENT_ACTION)
534    public static final String ACTION_NETWORK_OPERATOR_SETTINGS =
535            "android.settings.NETWORK_OPERATOR_SETTINGS";
536
537    /**
538     * Activity Action: Show settings for selection of 2G/3G.
539     * <p>
540     * In some cases, a matching Activity may not exist, so ensure you
541     * safeguard against this.
542     * <p>
543     * Input: Nothing.
544     * <p>
545     * Output: Nothing.
546     */
547    @SdkConstant(SdkConstantType.ACTIVITY_INTENT_ACTION)
548    public static final String ACTION_DATA_ROAMING_SETTINGS =
549            "android.settings.DATA_ROAMING_SETTINGS";
550
551    /**
552     * Activity Action: Show settings for internal storage.
553     * <p>
554     * In some cases, a matching Activity may not exist, so ensure you
555     * safeguard against this.
556     * <p>
557     * Input: Nothing.
558     * <p>
559     * Output: Nothing.
560     */
561    @SdkConstant(SdkConstantType.ACTIVITY_INTENT_ACTION)
562    public static final String ACTION_INTERNAL_STORAGE_SETTINGS =
563            "android.settings.INTERNAL_STORAGE_SETTINGS";
564    /**
565     * Activity Action: Show settings for memory card storage.
566     * <p>
567     * In some cases, a matching Activity may not exist, so ensure you
568     * safeguard against this.
569     * <p>
570     * Input: Nothing.
571     * <p>
572     * Output: Nothing.
573     */
574    @SdkConstant(SdkConstantType.ACTIVITY_INTENT_ACTION)
575    public static final String ACTION_MEMORY_CARD_SETTINGS =
576            "android.settings.MEMORY_CARD_SETTINGS";
577
578    /**
579     * Activity Action: Show settings for global search.
580     * <p>
581     * In some cases, a matching Activity may not exist, so ensure you
582     * safeguard against this.
583     * <p>
584     * Input: Nothing.
585     * <p>
586     * Output: Nothing
587     */
588    @SdkConstant(SdkConstantType.ACTIVITY_INTENT_ACTION)
589    public static final String ACTION_SEARCH_SETTINGS =
590        "android.search.action.SEARCH_SETTINGS";
591
592    /**
593     * Activity Action: Show general device information settings (serial
594     * number, software version, phone number, etc.).
595     * <p>
596     * In some cases, a matching Activity may not exist, so ensure you
597     * safeguard against this.
598     * <p>
599     * Input: Nothing.
600     * <p>
601     * Output: Nothing
602     */
603    @SdkConstant(SdkConstantType.ACTIVITY_INTENT_ACTION)
604    public static final String ACTION_DEVICE_INFO_SETTINGS =
605        "android.settings.DEVICE_INFO_SETTINGS";
606
607    /**
608     * Activity Action: Show NFC settings.
609     * <p>
610     * This shows UI that allows NFC to be turned on or off.
611     * <p>
612     * In some cases, a matching Activity may not exist, so ensure you
613     * safeguard against this.
614     * <p>
615     * Input: Nothing.
616     * <p>
617     * Output: Nothing
618     * @see android.nfc.NfcAdapter#isEnabled()
619     */
620    @SdkConstant(SdkConstantType.ACTIVITY_INTENT_ACTION)
621    public static final String ACTION_NFC_SETTINGS = "android.settings.NFC_SETTINGS";
622
623    /**
624     * Activity Action: Show NFC Sharing settings.
625     * <p>
626     * This shows UI that allows NDEF Push (Android Beam) to be turned on or
627     * off.
628     * <p>
629     * In some cases, a matching Activity may not exist, so ensure you
630     * safeguard against this.
631     * <p>
632     * Input: Nothing.
633     * <p>
634     * Output: Nothing
635     * @see android.nfc.NfcAdapter#isNdefPushEnabled()
636     */
637    @SdkConstant(SdkConstantType.ACTIVITY_INTENT_ACTION)
638    public static final String ACTION_NFCSHARING_SETTINGS =
639        "android.settings.NFCSHARING_SETTINGS";
640
641    /**
642     * Activity Action: Show Daydream settings.
643     * <p>
644     * In some cases, a matching Activity may not exist, so ensure you
645     * safeguard against this.
646     * <p>
647     * Input: Nothing.
648     * <p>
649     * Output: Nothing.
650     * @see android.service.dreams.DreamService
651     * @hide
652     */
653    @SdkConstant(SdkConstantType.ACTIVITY_INTENT_ACTION)
654    public static final String ACTION_DREAM_SETTINGS = "android.settings.DREAM_SETTINGS";
655
656    // End of Intent actions for Settings
657
658    /**
659     * @hide - Private call() method on SettingsProvider to read from 'system' table.
660     */
661    public static final String CALL_METHOD_GET_SYSTEM = "GET_system";
662
663    /**
664     * @hide - Private call() method on SettingsProvider to read from 'secure' table.
665     */
666    public static final String CALL_METHOD_GET_SECURE = "GET_secure";
667
668    /**
669     * @hide - Private call() method on SettingsProvider to read from 'global' table.
670     */
671    public static final String CALL_METHOD_GET_GLOBAL = "GET_global";
672
673    /**
674     * @hide - User handle argument extra to the fast-path call()-based requests
675     */
676    public static final String CALL_METHOD_USER_KEY = "_user";
677
678    /** @hide - Private call() method to write to 'system' table */
679    public static final String CALL_METHOD_PUT_SYSTEM = "PUT_system";
680
681    /** @hide - Private call() method to write to 'secure' table */
682    public static final String CALL_METHOD_PUT_SECURE = "PUT_secure";
683
684    /** @hide - Private call() method to write to 'global' table */
685    public static final String CALL_METHOD_PUT_GLOBAL= "PUT_global";
686
687    /**
688     * Activity Extra: Limit available options in launched activity based on the given authority.
689     * <p>
690     * This can be passed as an extra field in an Activity Intent with one or more syncable content
691     * provider's authorities as a String[]. This field is used by some intents to alter the
692     * behavior of the called activity.
693     * <p>
694     * Example: The {@link #ACTION_ADD_ACCOUNT} intent restricts the account types available based
695     * on the authority given.
696     */
697    public static final String EXTRA_AUTHORITIES =
698            "authorities";
699
700    public static final String EXTRA_INPUT_METHOD_ID = "input_method_id";
701
702    private static final String JID_RESOURCE_PREFIX = "android";
703
704    public static final String AUTHORITY = "settings";
705
706    private static final String TAG = "Settings";
707    private static final boolean LOCAL_LOGV = false;
708
709    public static class SettingNotFoundException extends AndroidException {
710        public SettingNotFoundException(String msg) {
711            super(msg);
712        }
713    }
714
715    /**
716     * Common base for tables of name/value settings.
717     */
718    public static class NameValueTable implements BaseColumns {
719        public static final String NAME = "name";
720        public static final String VALUE = "value";
721
722        protected static boolean putString(ContentResolver resolver, Uri uri,
723                String name, String value) {
724            // The database will take care of replacing duplicates.
725            try {
726                ContentValues values = new ContentValues();
727                values.put(NAME, name);
728                values.put(VALUE, value);
729                resolver.insert(uri, values);
730                return true;
731            } catch (SQLException e) {
732                Log.w(TAG, "Can't set key " + name + " in " + uri, e);
733                return false;
734            }
735        }
736
737        public static Uri getUriFor(Uri uri, String name) {
738            return Uri.withAppendedPath(uri, name);
739        }
740    }
741
742    // Thread-safe.
743    private static class NameValueCache {
744        private final String mVersionSystemProperty;
745        private final Uri mUri;
746
747        private static final String[] SELECT_VALUE =
748            new String[] { Settings.NameValueTable.VALUE };
749        private static final String NAME_EQ_PLACEHOLDER = "name=?";
750
751        // Must synchronize on 'this' to access mValues and mValuesVersion.
752        private final HashMap<String, String> mValues = new HashMap<String, String>();
753        private long mValuesVersion = 0;
754
755        // Initially null; set lazily and held forever.  Synchronized on 'this'.
756        private IContentProvider mContentProvider = null;
757
758        // The method we'll call (or null, to not use) on the provider
759        // for the fast path of retrieving settings.
760        private final String mCallGetCommand;
761        private final String mCallSetCommand;
762
763        public NameValueCache(String versionSystemProperty, Uri uri,
764                String getCommand, String setCommand) {
765            mVersionSystemProperty = versionSystemProperty;
766            mUri = uri;
767            mCallGetCommand = getCommand;
768            mCallSetCommand = setCommand;
769        }
770
771        private IContentProvider lazyGetProvider(ContentResolver cr) {
772            IContentProvider cp = null;
773            synchronized (this) {
774                cp = mContentProvider;
775                if (cp == null) {
776                    cp = mContentProvider = cr.acquireProvider(mUri.getAuthority());
777                }
778            }
779            return cp;
780        }
781
782        public boolean putStringForUser(ContentResolver cr, String name, String value,
783                final int userHandle) {
784            try {
785                Bundle arg = new Bundle();
786                arg.putString(Settings.NameValueTable.VALUE, value);
787                arg.putInt(CALL_METHOD_USER_KEY, userHandle);
788                IContentProvider cp = lazyGetProvider(cr);
789                cp.call(cr.getPackageName(), mCallSetCommand, name, arg);
790            } catch (RemoteException e) {
791                Log.w(TAG, "Can't set key " + name + " in " + mUri, e);
792                return false;
793            }
794            return true;
795        }
796
797        public String getStringForUser(ContentResolver cr, String name, final int userHandle) {
798            final boolean isSelf = (userHandle == UserHandle.myUserId());
799            if (isSelf) {
800                long newValuesVersion = SystemProperties.getLong(mVersionSystemProperty, 0);
801
802                // Our own user's settings data uses a client-side cache
803                synchronized (this) {
804                    if (mValuesVersion != newValuesVersion) {
805                        if (LOCAL_LOGV || false) {
806                            Log.v(TAG, "invalidate [" + mUri.getLastPathSegment() + "]: current "
807                                    + newValuesVersion + " != cached " + mValuesVersion);
808                        }
809
810                        mValues.clear();
811                        mValuesVersion = newValuesVersion;
812                    }
813
814                    if (mValues.containsKey(name)) {
815                        return mValues.get(name);  // Could be null, that's OK -- negative caching
816                    }
817                }
818            } else {
819                if (LOCAL_LOGV) Log.v(TAG, "get setting for user " + userHandle
820                        + " by user " + UserHandle.myUserId() + " so skipping cache");
821            }
822
823            IContentProvider cp = lazyGetProvider(cr);
824
825            // Try the fast path first, not using query().  If this
826            // fails (alternate Settings provider that doesn't support
827            // this interface?) then we fall back to the query/table
828            // interface.
829            if (mCallGetCommand != null) {
830                try {
831                    Bundle args = null;
832                    if (!isSelf) {
833                        args = new Bundle();
834                        args.putInt(CALL_METHOD_USER_KEY, userHandle);
835                    }
836                    Bundle b = cp.call(cr.getPackageName(), mCallGetCommand, name, args);
837                    if (b != null) {
838                        String value = b.getPairValue();
839                        // Don't update our cache for reads of other users' data
840                        if (isSelf) {
841                            synchronized (this) {
842                                mValues.put(name, value);
843                            }
844                        } else {
845                            if (LOCAL_LOGV) Log.i(TAG, "call-query of user " + userHandle
846                                    + " by " + UserHandle.myUserId()
847                                    + " so not updating cache");
848                        }
849                        return value;
850                    }
851                    // If the response Bundle is null, we fall through
852                    // to the query interface below.
853                } catch (RemoteException e) {
854                    // Not supported by the remote side?  Fall through
855                    // to query().
856                }
857            }
858
859            Cursor c = null;
860            try {
861                c = cp.query(cr.getPackageName(), mUri, SELECT_VALUE, NAME_EQ_PLACEHOLDER,
862                             new String[]{name}, null, null);
863                if (c == null) {
864                    Log.w(TAG, "Can't get key " + name + " from " + mUri);
865                    return null;
866                }
867
868                String value = c.moveToNext() ? c.getString(0) : null;
869                synchronized (this) {
870                    mValues.put(name, value);
871                }
872                if (LOCAL_LOGV) {
873                    Log.v(TAG, "cache miss [" + mUri.getLastPathSegment() + "]: " +
874                            name + " = " + (value == null ? "(null)" : value));
875                }
876                return value;
877            } catch (RemoteException e) {
878                Log.w(TAG, "Can't get key " + name + " from " + mUri, e);
879                return null;  // Return null, but don't cache it.
880            } finally {
881                if (c != null) c.close();
882            }
883        }
884    }
885
886    /**
887     * System settings, containing miscellaneous system preferences.  This
888     * table holds simple name/value pairs.  There are convenience
889     * functions for accessing individual settings entries.
890     */
891    public static final class System extends NameValueTable {
892        public static final String SYS_PROP_SETTING_VERSION = "sys.settings_system_version";
893
894        /**
895         * The content:// style URL for this table
896         */
897        public static final Uri CONTENT_URI =
898            Uri.parse("content://" + AUTHORITY + "/system");
899
900        private static final NameValueCache sNameValueCache = new NameValueCache(
901                SYS_PROP_SETTING_VERSION,
902                CONTENT_URI,
903                CALL_METHOD_GET_SYSTEM,
904                CALL_METHOD_PUT_SYSTEM);
905
906        private static final HashSet<String> MOVED_TO_SECURE;
907        static {
908            MOVED_TO_SECURE = new HashSet<String>(30);
909            MOVED_TO_SECURE.add(Secure.ANDROID_ID);
910            MOVED_TO_SECURE.add(Secure.HTTP_PROXY);
911            MOVED_TO_SECURE.add(Secure.LOCATION_PROVIDERS_ALLOWED);
912            MOVED_TO_SECURE.add(Secure.LOCK_BIOMETRIC_WEAK_FLAGS);
913            MOVED_TO_SECURE.add(Secure.LOCK_PATTERN_ENABLED);
914            MOVED_TO_SECURE.add(Secure.LOCK_PATTERN_VISIBLE);
915            MOVED_TO_SECURE.add(Secure.LOCK_PATTERN_TACTILE_FEEDBACK_ENABLED);
916            MOVED_TO_SECURE.add(Secure.LOGGING_ID);
917            MOVED_TO_SECURE.add(Secure.PARENTAL_CONTROL_ENABLED);
918            MOVED_TO_SECURE.add(Secure.PARENTAL_CONTROL_LAST_UPDATE);
919            MOVED_TO_SECURE.add(Secure.PARENTAL_CONTROL_REDIRECT_URL);
920            MOVED_TO_SECURE.add(Secure.SETTINGS_CLASSNAME);
921            MOVED_TO_SECURE.add(Secure.USE_GOOGLE_MAIL);
922            MOVED_TO_SECURE.add(Secure.WIFI_NETWORKS_AVAILABLE_NOTIFICATION_ON);
923            MOVED_TO_SECURE.add(Secure.WIFI_NETWORKS_AVAILABLE_REPEAT_DELAY);
924            MOVED_TO_SECURE.add(Secure.WIFI_NUM_OPEN_NETWORKS_KEPT);
925            MOVED_TO_SECURE.add(Secure.WIFI_ON);
926            MOVED_TO_SECURE.add(Secure.WIFI_WATCHDOG_ACCEPTABLE_PACKET_LOSS_PERCENTAGE);
927            MOVED_TO_SECURE.add(Secure.WIFI_WATCHDOG_AP_COUNT);
928            MOVED_TO_SECURE.add(Secure.WIFI_WATCHDOG_BACKGROUND_CHECK_DELAY_MS);
929            MOVED_TO_SECURE.add(Secure.WIFI_WATCHDOG_BACKGROUND_CHECK_ENABLED);
930            MOVED_TO_SECURE.add(Secure.WIFI_WATCHDOG_BACKGROUND_CHECK_TIMEOUT_MS);
931            MOVED_TO_SECURE.add(Secure.WIFI_WATCHDOG_INITIAL_IGNORED_PING_COUNT);
932            MOVED_TO_SECURE.add(Secure.WIFI_WATCHDOG_MAX_AP_CHECKS);
933            MOVED_TO_SECURE.add(Secure.WIFI_WATCHDOG_ON);
934            MOVED_TO_SECURE.add(Secure.WIFI_WATCHDOG_PING_COUNT);
935            MOVED_TO_SECURE.add(Secure.WIFI_WATCHDOG_PING_DELAY_MS);
936            MOVED_TO_SECURE.add(Secure.WIFI_WATCHDOG_PING_TIMEOUT_MS);
937        }
938
939        private static final HashSet<String> MOVED_TO_GLOBAL;
940        private static final HashSet<String> MOVED_TO_SECURE_THEN_GLOBAL;
941        static {
942            MOVED_TO_GLOBAL = new HashSet<String>();
943            MOVED_TO_SECURE_THEN_GLOBAL = new HashSet<String>();
944
945            // these were originally in system but migrated to secure in the past,
946            // so are duplicated in the Secure.* namespace
947            MOVED_TO_SECURE_THEN_GLOBAL.add(Global.ADB_ENABLED);
948            MOVED_TO_SECURE_THEN_GLOBAL.add(Global.BLUETOOTH_ON);
949            MOVED_TO_SECURE_THEN_GLOBAL.add(Global.DATA_ROAMING);
950            MOVED_TO_SECURE_THEN_GLOBAL.add(Global.DEVICE_PROVISIONED);
951            MOVED_TO_SECURE_THEN_GLOBAL.add(Global.INSTALL_NON_MARKET_APPS);
952            MOVED_TO_SECURE_THEN_GLOBAL.add(Global.USB_MASS_STORAGE_ENABLED);
953            MOVED_TO_SECURE_THEN_GLOBAL.add(Global.HTTP_PROXY);
954
955            // these are moving directly from system to global
956            MOVED_TO_GLOBAL.add(Settings.Global.AIRPLANE_MODE_ON);
957            MOVED_TO_GLOBAL.add(Settings.Global.AIRPLANE_MODE_RADIOS);
958            MOVED_TO_GLOBAL.add(Settings.Global.AIRPLANE_MODE_TOGGLEABLE_RADIOS);
959            MOVED_TO_GLOBAL.add(Settings.Global.AUTO_TIME);
960            MOVED_TO_GLOBAL.add(Settings.Global.AUTO_TIME_ZONE);
961            MOVED_TO_GLOBAL.add(Settings.Global.CAR_DOCK_SOUND);
962            MOVED_TO_GLOBAL.add(Settings.Global.CAR_UNDOCK_SOUND);
963            MOVED_TO_GLOBAL.add(Settings.Global.DESK_DOCK_SOUND);
964            MOVED_TO_GLOBAL.add(Settings.Global.DESK_UNDOCK_SOUND);
965            MOVED_TO_GLOBAL.add(Settings.Global.DOCK_SOUNDS_ENABLED);
966            MOVED_TO_GLOBAL.add(Settings.Global.LOCK_SOUND);
967            MOVED_TO_GLOBAL.add(Settings.Global.UNLOCK_SOUND);
968            MOVED_TO_GLOBAL.add(Settings.Global.LOW_BATTERY_SOUND);
969            MOVED_TO_GLOBAL.add(Settings.Global.POWER_SOUNDS_ENABLED);
970            MOVED_TO_GLOBAL.add(Settings.Global.STAY_ON_WHILE_PLUGGED_IN);
971            MOVED_TO_GLOBAL.add(Settings.Global.WIFI_SLEEP_POLICY);
972            MOVED_TO_GLOBAL.add(Settings.Global.MODE_RINGER);
973            MOVED_TO_GLOBAL.add(Settings.Global.WINDOW_ANIMATION_SCALE);
974            MOVED_TO_GLOBAL.add(Settings.Global.TRANSITION_ANIMATION_SCALE);
975            MOVED_TO_GLOBAL.add(Settings.Global.ANIMATOR_DURATION_SCALE);
976            MOVED_TO_GLOBAL.add(Settings.Global.FANCY_IME_ANIMATIONS);
977            MOVED_TO_GLOBAL.add(Settings.Global.COMPATIBILITY_MODE);
978            MOVED_TO_GLOBAL.add(Settings.Global.EMERGENCY_TONE);
979            MOVED_TO_GLOBAL.add(Settings.Global.CALL_AUTO_RETRY);
980            MOVED_TO_GLOBAL.add(Settings.Global.DEBUG_APP);
981            MOVED_TO_GLOBAL.add(Settings.Global.WAIT_FOR_DEBUGGER);
982            MOVED_TO_GLOBAL.add(Settings.Global.SHOW_PROCESSES);
983            MOVED_TO_GLOBAL.add(Settings.Global.ALWAYS_FINISH_ACTIVITIES);
984        }
985
986        /** @hide */
987        public static void getMovedKeys(HashSet<String> outKeySet) {
988            outKeySet.addAll(MOVED_TO_GLOBAL);
989            outKeySet.addAll(MOVED_TO_SECURE_THEN_GLOBAL);
990        }
991
992        /** @hide */
993        public static void getNonLegacyMovedKeys(HashSet<String> outKeySet) {
994            outKeySet.addAll(MOVED_TO_GLOBAL);
995        }
996
997        /**
998         * Look up a name in the database.
999         * @param resolver to access the database with
1000         * @param name to look up in the table
1001         * @return the corresponding value, or null if not present
1002         */
1003        public static String getString(ContentResolver resolver, String name) {
1004            return getStringForUser(resolver, name, UserHandle.myUserId());
1005        }
1006
1007        /** @hide */
1008        public static String getStringForUser(ContentResolver resolver, String name,
1009                int userHandle) {
1010            if (MOVED_TO_SECURE.contains(name)) {
1011                Log.w(TAG, "Setting " + name + " has moved from android.provider.Settings.System"
1012                        + " to android.provider.Settings.Secure, returning read-only value.");
1013                return Secure.getStringForUser(resolver, name, userHandle);
1014            }
1015            if (MOVED_TO_GLOBAL.contains(name) || MOVED_TO_SECURE_THEN_GLOBAL.contains(name)) {
1016                Log.w(TAG, "Setting " + name + " has moved from android.provider.Settings.System"
1017                        + " to android.provider.Settings.Global, returning read-only value.");
1018                return Global.getStringForUser(resolver, name, userHandle);
1019            }
1020            return sNameValueCache.getStringForUser(resolver, name, userHandle);
1021        }
1022
1023        /**
1024         * Store a name/value pair into the database.
1025         * @param resolver to access the database with
1026         * @param name to store
1027         * @param value to associate with the name
1028         * @return true if the value was set, false on database errors
1029         */
1030        public static boolean putString(ContentResolver resolver, String name, String value) {
1031            return putStringForUser(resolver, name, value, UserHandle.myUserId());
1032        }
1033
1034        /** @hide */
1035        public static boolean putStringForUser(ContentResolver resolver, String name, String value,
1036                int userHandle) {
1037            if (MOVED_TO_SECURE.contains(name)) {
1038                Log.w(TAG, "Setting " + name + " has moved from android.provider.Settings.System"
1039                        + " to android.provider.Settings.Secure, value is unchanged.");
1040                return false;
1041            }
1042            if (MOVED_TO_GLOBAL.contains(name) || MOVED_TO_SECURE_THEN_GLOBAL.contains(name)) {
1043                Log.w(TAG, "Setting " + name + " has moved from android.provider.Settings.System"
1044                        + " to android.provider.Settings.Global, value is unchanged.");
1045                return false;
1046            }
1047            return sNameValueCache.putStringForUser(resolver, name, value, userHandle);
1048        }
1049
1050        /**
1051         * Construct the content URI for a particular name/value pair,
1052         * useful for monitoring changes with a ContentObserver.
1053         * @param name to look up in the table
1054         * @return the corresponding content URI, or null if not present
1055         */
1056        public static Uri getUriFor(String name) {
1057            if (MOVED_TO_SECURE.contains(name)) {
1058                Log.w(TAG, "Setting " + name + " has moved from android.provider.Settings.System"
1059                    + " to android.provider.Settings.Secure, returning Secure URI.");
1060                return Secure.getUriFor(Secure.CONTENT_URI, name);
1061            }
1062            if (MOVED_TO_GLOBAL.contains(name) || MOVED_TO_SECURE_THEN_GLOBAL.contains(name)) {
1063                Log.w(TAG, "Setting " + name + " has moved from android.provider.Settings.System"
1064                        + " to android.provider.Settings.Global, returning read-only global URI.");
1065                return Global.getUriFor(Global.CONTENT_URI, name);
1066            }
1067            return getUriFor(CONTENT_URI, name);
1068        }
1069
1070        /**
1071         * Convenience function for retrieving a single system settings value
1072         * as an integer.  Note that internally setting values are always
1073         * stored as strings; this function converts the string to an integer
1074         * for you.  The default value will be returned if the setting is
1075         * not defined or not an integer.
1076         *
1077         * @param cr The ContentResolver to access.
1078         * @param name The name of the setting to retrieve.
1079         * @param def Value to return if the setting is not defined.
1080         *
1081         * @return The setting's current value, or 'def' if it is not defined
1082         * or not a valid integer.
1083         */
1084        public static int getInt(ContentResolver cr, String name, int def) {
1085            return getIntForUser(cr, name, def, UserHandle.myUserId());
1086        }
1087
1088        /** @hide */
1089        public static int getIntForUser(ContentResolver cr, String name, int def, int userHandle) {
1090            String v = getStringForUser(cr, name, userHandle);
1091            try {
1092                return v != null ? Integer.parseInt(v) : def;
1093            } catch (NumberFormatException e) {
1094                return def;
1095            }
1096        }
1097
1098        /**
1099         * Convenience function for retrieving a single system settings value
1100         * as an integer.  Note that internally setting values are always
1101         * stored as strings; this function converts the string to an integer
1102         * for you.
1103         * <p>
1104         * This version does not take a default value.  If the setting has not
1105         * been set, or the string value is not a number,
1106         * it throws {@link SettingNotFoundException}.
1107         *
1108         * @param cr The ContentResolver to access.
1109         * @param name The name of the setting to retrieve.
1110         *
1111         * @throws SettingNotFoundException Thrown if a setting by the given
1112         * name can't be found or the setting value is not an integer.
1113         *
1114         * @return The setting's current value.
1115         */
1116        public static int getInt(ContentResolver cr, String name)
1117                throws SettingNotFoundException {
1118            return getIntForUser(cr, name, UserHandle.myUserId());
1119        }
1120
1121        /** @hide */
1122        public static int getIntForUser(ContentResolver cr, String name, int userHandle)
1123                throws SettingNotFoundException {
1124            String v = getStringForUser(cr, name, userHandle);
1125            try {
1126                return Integer.parseInt(v);
1127            } catch (NumberFormatException e) {
1128                throw new SettingNotFoundException(name);
1129            }
1130        }
1131
1132        /**
1133         * Convenience function for updating a single settings value as an
1134         * integer. This will either create a new entry in the table if the
1135         * given name does not exist, or modify the value of the existing row
1136         * with that name.  Note that internally setting values are always
1137         * stored as strings, so this function converts the given value to a
1138         * string before storing it.
1139         *
1140         * @param cr The ContentResolver to access.
1141         * @param name The name of the setting to modify.
1142         * @param value The new value for the setting.
1143         * @return true if the value was set, false on database errors
1144         */
1145        public static boolean putInt(ContentResolver cr, String name, int value) {
1146            return putIntForUser(cr, name, value, UserHandle.myUserId());
1147        }
1148
1149        /** @hide */
1150        public static boolean putIntForUser(ContentResolver cr, String name, int value,
1151                int userHandle) {
1152            return putStringForUser(cr, name, Integer.toString(value), userHandle);
1153        }
1154
1155        /**
1156         * Convenience function for retrieving a single system settings value
1157         * as a {@code long}.  Note that internally setting values are always
1158         * stored as strings; this function converts the string to a {@code long}
1159         * for you.  The default value will be returned if the setting is
1160         * not defined or not a {@code long}.
1161         *
1162         * @param cr The ContentResolver to access.
1163         * @param name The name of the setting to retrieve.
1164         * @param def Value to return if the setting is not defined.
1165         *
1166         * @return The setting's current value, or 'def' if it is not defined
1167         * or not a valid {@code long}.
1168         */
1169        public static long getLong(ContentResolver cr, String name, long def) {
1170            return getLongForUser(cr, name, def, UserHandle.myUserId());
1171        }
1172
1173        /** @hide */
1174        public static long getLongForUser(ContentResolver cr, String name, long def,
1175                int userHandle) {
1176            String valString = getStringForUser(cr, name, userHandle);
1177            long value;
1178            try {
1179                value = valString != null ? Long.parseLong(valString) : def;
1180            } catch (NumberFormatException e) {
1181                value = def;
1182            }
1183            return value;
1184        }
1185
1186        /**
1187         * Convenience function for retrieving a single system settings value
1188         * as a {@code long}.  Note that internally setting values are always
1189         * stored as strings; this function converts the string to a {@code long}
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         * @return The setting's current value.
1200         * @throws SettingNotFoundException Thrown if a setting by the given
1201         * name can't be found or the setting value is not an integer.
1202         */
1203        public static long getLong(ContentResolver cr, String name)
1204                throws SettingNotFoundException {
1205            return getLongForUser(cr, name, UserHandle.myUserId());
1206        }
1207
1208        /** @hide */
1209        public static long getLongForUser(ContentResolver cr, String name, int userHandle)
1210                throws SettingNotFoundException {
1211            String valString = getStringForUser(cr, name, userHandle);
1212            try {
1213                return Long.parseLong(valString);
1214            } catch (NumberFormatException e) {
1215                throw new SettingNotFoundException(name);
1216            }
1217        }
1218
1219        /**
1220         * Convenience function for updating a single settings value as a long
1221         * integer. This will either create a new entry in the table if the
1222         * given name does not exist, or modify the value of the existing row
1223         * with that name.  Note that internally setting values are always
1224         * stored as strings, so this function converts the given value to a
1225         * string before storing it.
1226         *
1227         * @param cr The ContentResolver to access.
1228         * @param name The name of the setting to modify.
1229         * @param value The new value for the setting.
1230         * @return true if the value was set, false on database errors
1231         */
1232        public static boolean putLong(ContentResolver cr, String name, long value) {
1233            return putLongForUser(cr, name, value, UserHandle.myUserId());
1234        }
1235
1236        /** @hide */
1237        public static boolean putLongForUser(ContentResolver cr, String name, long value,
1238                int userHandle) {
1239            return putStringForUser(cr, name, Long.toString(value), userHandle);
1240        }
1241
1242        /**
1243         * Convenience function for retrieving a single system settings value
1244         * as a floating point number.  Note that internally setting values are
1245         * always stored as strings; this function converts the string to an
1246         * float for you. The default value will be returned if the setting
1247         * is not defined or not a valid float.
1248         *
1249         * @param cr The ContentResolver to access.
1250         * @param name The name of the setting to retrieve.
1251         * @param def Value to return if the setting is not defined.
1252         *
1253         * @return The setting's current value, or 'def' if it is not defined
1254         * or not a valid float.
1255         */
1256        public static float getFloat(ContentResolver cr, String name, float def) {
1257            return getFloatForUser(cr, name, def, UserHandle.myUserId());
1258        }
1259
1260        /** @hide */
1261        public static float getFloatForUser(ContentResolver cr, String name, float def,
1262                int userHandle) {
1263            String v = getStringForUser(cr, name, userHandle);
1264            try {
1265                return v != null ? Float.parseFloat(v) : def;
1266            } catch (NumberFormatException e) {
1267                return def;
1268            }
1269        }
1270
1271        /**
1272         * Convenience function for retrieving a single system settings value
1273         * as a float.  Note that internally setting values are always
1274         * stored as strings; this function converts the string to a float
1275         * for you.
1276         * <p>
1277         * This version does not take a default value.  If the setting has not
1278         * been set, or the string value is not a number,
1279         * it throws {@link SettingNotFoundException}.
1280         *
1281         * @param cr The ContentResolver to access.
1282         * @param name The name of the setting to retrieve.
1283         *
1284         * @throws SettingNotFoundException Thrown if a setting by the given
1285         * name can't be found or the setting value is not a float.
1286         *
1287         * @return The setting's current value.
1288         */
1289        public static float getFloat(ContentResolver cr, String name)
1290                throws SettingNotFoundException {
1291            return getFloatForUser(cr, name, UserHandle.myUserId());
1292        }
1293
1294        /** @hide */
1295        public static float getFloatForUser(ContentResolver cr, String name, int userHandle)
1296                throws SettingNotFoundException {
1297            String v = getStringForUser(cr, name, userHandle);
1298            if (v == null) {
1299                throw new SettingNotFoundException(name);
1300            }
1301            try {
1302                return Float.parseFloat(v);
1303            } catch (NumberFormatException e) {
1304                throw new SettingNotFoundException(name);
1305            }
1306        }
1307
1308        /**
1309         * Convenience function for updating a single settings value as a
1310         * floating point number. This will either create a new entry in the
1311         * table if the given name does not exist, or modify the value of the
1312         * existing row with that name.  Note that internally setting values
1313         * are always stored as strings, so this function converts the given
1314         * value to a string before storing it.
1315         *
1316         * @param cr The ContentResolver to access.
1317         * @param name The name of the setting to modify.
1318         * @param value The new value for the setting.
1319         * @return true if the value was set, false on database errors
1320         */
1321        public static boolean putFloat(ContentResolver cr, String name, float value) {
1322            return putFloatForUser(cr, name, value, UserHandle.myUserId());
1323        }
1324
1325        /** @hide */
1326        public static boolean putFloatForUser(ContentResolver cr, String name, float value,
1327                int userHandle) {
1328            return putStringForUser(cr, name, Float.toString(value), userHandle);
1329        }
1330
1331        /**
1332         * Convenience function to read all of the current
1333         * configuration-related settings into a
1334         * {@link Configuration} object.
1335         *
1336         * @param cr The ContentResolver to access.
1337         * @param outConfig Where to place the configuration settings.
1338         */
1339        public static void getConfiguration(ContentResolver cr, Configuration outConfig) {
1340            getConfigurationForUser(cr, outConfig, UserHandle.myUserId());
1341        }
1342
1343        /** @hide */
1344        public static void getConfigurationForUser(ContentResolver cr, Configuration outConfig,
1345                int userHandle) {
1346            outConfig.fontScale = Settings.System.getFloatForUser(
1347                cr, FONT_SCALE, outConfig.fontScale, userHandle);
1348            if (outConfig.fontScale < 0) {
1349                outConfig.fontScale = 1;
1350            }
1351        }
1352
1353        /**
1354         * @hide Erase the fields in the Configuration that should be applied
1355         * by the settings.
1356         */
1357        public static void clearConfiguration(Configuration inoutConfig) {
1358            inoutConfig.fontScale = 0;
1359        }
1360
1361        /**
1362         * Convenience function to write a batch of configuration-related
1363         * settings from a {@link Configuration} object.
1364         *
1365         * @param cr The ContentResolver to access.
1366         * @param config The settings to write.
1367         * @return true if the values were set, false on database errors
1368         */
1369        public static boolean putConfiguration(ContentResolver cr, Configuration config) {
1370            return putConfigurationForUser(cr, config, UserHandle.myUserId());
1371        }
1372
1373        /** @hide */
1374        public static boolean putConfigurationForUser(ContentResolver cr, Configuration config,
1375                int userHandle) {
1376            return Settings.System.putFloatForUser(cr, FONT_SCALE, config.fontScale, userHandle);
1377        }
1378
1379        /** @hide */
1380        public static boolean hasInterestingConfigurationChanges(int changes) {
1381            return (changes&ActivityInfo.CONFIG_FONT_SCALE) != 0;
1382        }
1383
1384        /** @deprecated - Do not use */
1385        @Deprecated
1386        public static boolean getShowGTalkServiceStatus(ContentResolver cr) {
1387            return getShowGTalkServiceStatusForUser(cr, UserHandle.myUserId());
1388        }
1389
1390        /**
1391         * @hide
1392         * @deprecated - Do not use
1393         */
1394        public static boolean getShowGTalkServiceStatusForUser(ContentResolver cr,
1395                int userHandle) {
1396            return getIntForUser(cr, SHOW_GTALK_SERVICE_STATUS, 0, userHandle) != 0;
1397        }
1398
1399        /** @deprecated - Do not use */
1400        @Deprecated
1401        public static void setShowGTalkServiceStatus(ContentResolver cr, boolean flag) {
1402            setShowGTalkServiceStatusForUser(cr, flag, UserHandle.myUserId());
1403        }
1404
1405        /**
1406         * @hide
1407         * @deprecated - Do not use
1408         */
1409        @Deprecated
1410        public static void setShowGTalkServiceStatusForUser(ContentResolver cr, boolean flag,
1411                int userHandle) {
1412            putIntForUser(cr, SHOW_GTALK_SERVICE_STATUS, flag ? 1 : 0, userHandle);
1413        }
1414
1415        /**
1416         * @deprecated Use {@link android.provider.Settings.Global#STAY_ON_WHILE_PLUGGED_IN} instead
1417         */
1418        @Deprecated
1419        public static final String STAY_ON_WHILE_PLUGGED_IN = Global.STAY_ON_WHILE_PLUGGED_IN;
1420
1421        /**
1422         * What happens when the user presses the end call button if they're not
1423         * on a call.<br/>
1424         * <b>Values:</b><br/>
1425         * 0 - The end button does nothing.<br/>
1426         * 1 - The end button goes to the home screen.<br/>
1427         * 2 - The end button puts the device to sleep and locks the keyguard.<br/>
1428         * 3 - The end button goes to the home screen.  If the user is already on the
1429         * home screen, it puts the device to sleep.
1430         */
1431        public static final String END_BUTTON_BEHAVIOR = "end_button_behavior";
1432
1433        /**
1434         * END_BUTTON_BEHAVIOR value for "go home".
1435         * @hide
1436         */
1437        public static final int END_BUTTON_BEHAVIOR_HOME = 0x1;
1438
1439        /**
1440         * END_BUTTON_BEHAVIOR value for "go to sleep".
1441         * @hide
1442         */
1443        public static final int END_BUTTON_BEHAVIOR_SLEEP = 0x2;
1444
1445        /**
1446         * END_BUTTON_BEHAVIOR default value.
1447         * @hide
1448         */
1449        public static final int END_BUTTON_BEHAVIOR_DEFAULT = END_BUTTON_BEHAVIOR_SLEEP;
1450
1451        /**
1452         * Is advanced settings mode turned on. 0 == no, 1 == yes
1453         * @hide
1454         */
1455        public static final String ADVANCED_SETTINGS = "advanced_settings";
1456
1457        /**
1458         * ADVANCED_SETTINGS default value.
1459         * @hide
1460         */
1461        public static final int ADVANCED_SETTINGS_DEFAULT = 0;
1462
1463        /**
1464         * @deprecated Use {@link android.provider.Settings.Global#AIRPLANE_MODE_ON} instead
1465         */
1466        @Deprecated
1467        public static final String AIRPLANE_MODE_ON = Global.AIRPLANE_MODE_ON;
1468
1469        /**
1470         * @deprecated Use {@link android.provider.Settings.Global#RADIO_BLUETOOTH} instead
1471         */
1472        @Deprecated
1473        public static final String RADIO_BLUETOOTH = Global.RADIO_BLUETOOTH;
1474
1475        /**
1476         * @deprecated Use {@link android.provider.Settings.Global#RADIO_WIFI} instead
1477         */
1478        @Deprecated
1479        public static final String RADIO_WIFI = Global.RADIO_WIFI;
1480
1481        /**
1482         * @deprecated Use {@link android.provider.Settings.Global#RADIO_WIMAX} instead
1483         * {@hide}
1484         */
1485        @Deprecated
1486        public static final String RADIO_WIMAX = Global.RADIO_WIMAX;
1487
1488        /**
1489         * @deprecated Use {@link android.provider.Settings.Global#RADIO_CELL} instead
1490         */
1491        @Deprecated
1492        public static final String RADIO_CELL = Global.RADIO_CELL;
1493
1494        /**
1495         * @deprecated Use {@link android.provider.Settings.Global#RADIO_NFC} instead
1496         */
1497        @Deprecated
1498        public static final String RADIO_NFC = Global.RADIO_NFC;
1499
1500        /**
1501         * @deprecated Use {@link android.provider.Settings.Global#AIRPLANE_MODE_RADIOS} instead
1502         */
1503        @Deprecated
1504        public static final String AIRPLANE_MODE_RADIOS = Global.AIRPLANE_MODE_RADIOS;
1505
1506        /**
1507         * @deprecated Use {@link android.provider.Settings.Global#AIRPLANE_MODE_TOGGLEABLE_RADIOS} instead
1508         *
1509         * {@hide}
1510         */
1511        @Deprecated
1512        public static final String AIRPLANE_MODE_TOGGLEABLE_RADIOS =
1513                Global.AIRPLANE_MODE_TOGGLEABLE_RADIOS;
1514
1515        /**
1516         * @deprecated Use {@link android.provider.Settings.Global#WIFI_SLEEP_POLICY} instead
1517         */
1518        @Deprecated
1519        public static final String WIFI_SLEEP_POLICY = Global.WIFI_SLEEP_POLICY;
1520
1521        /**
1522         * @deprecated Use {@link android.provider.Settings.Global#WIFI_SLEEP_POLICY_DEFAULT} instead
1523         */
1524        @Deprecated
1525        public static final int WIFI_SLEEP_POLICY_DEFAULT = Global.WIFI_SLEEP_POLICY_DEFAULT;
1526
1527        /**
1528         * @deprecated Use {@link android.provider.Settings.Global#WIFI_SLEEP_POLICY_NEVER_WHILE_PLUGGED} instead
1529         */
1530        @Deprecated
1531        public static final int WIFI_SLEEP_POLICY_NEVER_WHILE_PLUGGED =
1532                Global.WIFI_SLEEP_POLICY_NEVER_WHILE_PLUGGED;
1533
1534        /**
1535         * @deprecated Use {@link android.provider.Settings.Global#WIFI_SLEEP_POLICY_NEVER} instead
1536         */
1537        @Deprecated
1538        public static final int WIFI_SLEEP_POLICY_NEVER = Global.WIFI_SLEEP_POLICY_NEVER;
1539
1540        /**
1541         * @deprecated Use {@link android.provider.Settings.Global#MODE_RINGER} instead
1542         */
1543        @Deprecated
1544        public static final String MODE_RINGER = Global.MODE_RINGER;
1545
1546        /**
1547         * Whether to use static IP and other static network attributes.
1548         * <p>
1549         * Set to 1 for true and 0 for false.
1550         *
1551         * @deprecated Use {@link WifiManager} instead
1552         */
1553        @Deprecated
1554        public static final String WIFI_USE_STATIC_IP = "wifi_use_static_ip";
1555
1556        /**
1557         * The static IP address.
1558         * <p>
1559         * Example: "192.168.1.51"
1560         *
1561         * @deprecated Use {@link WifiManager} instead
1562         */
1563        @Deprecated
1564        public static final String WIFI_STATIC_IP = "wifi_static_ip";
1565
1566        /**
1567         * If using static IP, the gateway's IP address.
1568         * <p>
1569         * Example: "192.168.1.1"
1570         *
1571         * @deprecated Use {@link WifiManager} instead
1572         */
1573        @Deprecated
1574        public static final String WIFI_STATIC_GATEWAY = "wifi_static_gateway";
1575
1576        /**
1577         * If using static IP, the net mask.
1578         * <p>
1579         * Example: "255.255.255.0"
1580         *
1581         * @deprecated Use {@link WifiManager} instead
1582         */
1583        @Deprecated
1584        public static final String WIFI_STATIC_NETMASK = "wifi_static_netmask";
1585
1586        /**
1587         * If using static IP, the primary DNS's IP address.
1588         * <p>
1589         * Example: "192.168.1.1"
1590         *
1591         * @deprecated Use {@link WifiManager} instead
1592         */
1593        @Deprecated
1594        public static final String WIFI_STATIC_DNS1 = "wifi_static_dns1";
1595
1596        /**
1597         * If using static IP, the secondary DNS's IP address.
1598         * <p>
1599         * Example: "192.168.1.2"
1600         *
1601         * @deprecated Use {@link WifiManager} instead
1602         */
1603        @Deprecated
1604        public static final String WIFI_STATIC_DNS2 = "wifi_static_dns2";
1605
1606
1607        /**
1608         * Determines whether remote devices may discover and/or connect to
1609         * this device.
1610         * <P>Type: INT</P>
1611         * 2 -- discoverable and connectable
1612         * 1 -- connectable but not discoverable
1613         * 0 -- neither connectable nor discoverable
1614         */
1615        public static final String BLUETOOTH_DISCOVERABILITY =
1616            "bluetooth_discoverability";
1617
1618        /**
1619         * Bluetooth discoverability timeout.  If this value is nonzero, then
1620         * Bluetooth becomes discoverable for a certain number of seconds,
1621         * after which is becomes simply connectable.  The value is in seconds.
1622         */
1623        public static final String BLUETOOTH_DISCOVERABILITY_TIMEOUT =
1624            "bluetooth_discoverability_timeout";
1625
1626        /**
1627         * @deprecated Use {@link android.provider.Settings.Secure#LOCK_PATTERN_ENABLED}
1628         * instead
1629         */
1630        @Deprecated
1631        public static final String LOCK_PATTERN_ENABLED = Secure.LOCK_PATTERN_ENABLED;
1632
1633        /**
1634         * @deprecated Use {@link android.provider.Settings.Secure#LOCK_PATTERN_VISIBLE}
1635         * instead
1636         */
1637        @Deprecated
1638        public static final String LOCK_PATTERN_VISIBLE = "lock_pattern_visible_pattern";
1639
1640        /**
1641         * @deprecated Use
1642         * {@link android.provider.Settings.Secure#LOCK_PATTERN_TACTILE_FEEDBACK_ENABLED}
1643         * instead
1644         */
1645        @Deprecated
1646        public static final String LOCK_PATTERN_TACTILE_FEEDBACK_ENABLED =
1647            "lock_pattern_tactile_feedback_enabled";
1648
1649
1650        /**
1651         * A formatted string of the next alarm that is set, or the empty string
1652         * if there is no alarm set.
1653         */
1654        public static final String NEXT_ALARM_FORMATTED = "next_alarm_formatted";
1655
1656        /**
1657         * Scaling factor for fonts, float.
1658         */
1659        public static final String FONT_SCALE = "font_scale";
1660
1661        /**
1662         * Name of an application package to be debugged.
1663         *
1664         * @deprecated Use {@link Global#DEBUG_APP} instead
1665         */
1666        @Deprecated
1667        public static final String DEBUG_APP = Global.DEBUG_APP;
1668
1669        /**
1670         * If 1, when launching DEBUG_APP it will wait for the debugger before
1671         * starting user code.  If 0, it will run normally.
1672         *
1673         * @deprecated Use {@link Global#WAIT_FOR_DEBUGGER} instead
1674         */
1675        @Deprecated
1676        public static final String WAIT_FOR_DEBUGGER = Global.WAIT_FOR_DEBUGGER;
1677
1678        /**
1679         * Whether or not to dim the screen. 0=no  1=yes
1680         * @deprecated This setting is no longer used.
1681         */
1682        @Deprecated
1683        public static final String DIM_SCREEN = "dim_screen";
1684
1685        /**
1686         * The timeout before the screen turns off.
1687         */
1688        public static final String SCREEN_OFF_TIMEOUT = "screen_off_timeout";
1689
1690        /**
1691         * The screen backlight brightness between 0 and 255.
1692         */
1693        public static final String SCREEN_BRIGHTNESS = "screen_brightness";
1694
1695        /**
1696         * Control whether to enable automatic brightness mode.
1697         */
1698        public static final String SCREEN_BRIGHTNESS_MODE = "screen_brightness_mode";
1699
1700        /**
1701         * Adjustment to auto-brightness to make it generally more (>0.0 <1.0)
1702         * or less (<0.0 >-1.0) bright.
1703         * @hide
1704         */
1705        public static final String SCREEN_AUTO_BRIGHTNESS_ADJ = "screen_auto_brightness_adj";
1706
1707        /**
1708         * SCREEN_BRIGHTNESS_MODE value for manual mode.
1709         */
1710        public static final int SCREEN_BRIGHTNESS_MODE_MANUAL = 0;
1711
1712        /**
1713         * SCREEN_BRIGHTNESS_MODE value for automatic mode.
1714         */
1715        public static final int SCREEN_BRIGHTNESS_MODE_AUTOMATIC = 1;
1716
1717        /**
1718         * Control whether the process CPU usage meter should be shown.
1719         *
1720         * @deprecated Use {@link Global#SHOW_PROCESSES} instead
1721         */
1722        @Deprecated
1723        public static final String SHOW_PROCESSES = Global.SHOW_PROCESSES;
1724
1725        /**
1726         * If 1, the activity manager will aggressively finish activities and
1727         * processes as soon as they are no longer needed.  If 0, the normal
1728         * extended lifetime is used.
1729         *
1730         * @deprecated Use {@link Global#ALWAYS_FINISH_ACTIVITIES} instead
1731         */
1732        @Deprecated
1733        public static final String ALWAYS_FINISH_ACTIVITIES = Global.ALWAYS_FINISH_ACTIVITIES;
1734
1735        /**
1736         * Determines which streams are affected by ringer mode changes. The
1737         * stream type's bit should be set to 1 if it should be muted when going
1738         * into an inaudible ringer mode.
1739         */
1740        public static final String MODE_RINGER_STREAMS_AFFECTED = "mode_ringer_streams_affected";
1741
1742         /**
1743          * Determines which streams are affected by mute. The
1744          * stream type's bit should be set to 1 if it should be muted when a mute request
1745          * is received.
1746          */
1747         public static final String MUTE_STREAMS_AFFECTED = "mute_streams_affected";
1748
1749        /**
1750         * Whether vibrate is on for different events. This is used internally,
1751         * changing this value will not change the vibrate. See AudioManager.
1752         */
1753        public static final String VIBRATE_ON = "vibrate_on";
1754
1755        /**
1756         * If 1, redirects the system vibrator to all currently attached input devices
1757         * that support vibration.  If there are no such input devices, then the system
1758         * vibrator is used instead.
1759         * If 0, does not register the system vibrator.
1760         *
1761         * This setting is mainly intended to provide a compatibility mechanism for
1762         * applications that only know about the system vibrator and do not use the
1763         * input device vibrator API.
1764         *
1765         * @hide
1766         */
1767        public static final String VIBRATE_INPUT_DEVICES = "vibrate_input_devices";
1768
1769        /**
1770         * Ringer volume. This is used internally, changing this value will not
1771         * change the volume. See AudioManager.
1772         */
1773        public static final String VOLUME_RING = "volume_ring";
1774
1775        /**
1776         * System/notifications volume. This is used internally, changing this
1777         * value will not change the volume. See AudioManager.
1778         */
1779        public static final String VOLUME_SYSTEM = "volume_system";
1780
1781        /**
1782         * Voice call volume. This is used internally, changing this value will
1783         * not change the volume. See AudioManager.
1784         */
1785        public static final String VOLUME_VOICE = "volume_voice";
1786
1787        /**
1788         * Music/media/gaming volume. This is used internally, changing this
1789         * value will not change the volume. See AudioManager.
1790         */
1791        public static final String VOLUME_MUSIC = "volume_music";
1792
1793        /**
1794         * Alarm volume. This is used internally, changing this
1795         * value will not change the volume. See AudioManager.
1796         */
1797        public static final String VOLUME_ALARM = "volume_alarm";
1798
1799        /**
1800         * Notification volume. This is used internally, changing this
1801         * value will not change the volume. See AudioManager.
1802         */
1803        public static final String VOLUME_NOTIFICATION = "volume_notification";
1804
1805        /**
1806         * Bluetooth Headset volume. This is used internally, changing this value will
1807         * not change the volume. See AudioManager.
1808         */
1809        public static final String VOLUME_BLUETOOTH_SCO = "volume_bluetooth_sco";
1810
1811        /**
1812         * Master volume (float in the range 0.0f to 1.0f).
1813         * @hide
1814         */
1815        public static final String VOLUME_MASTER = "volume_master";
1816
1817        /**
1818         * Master volume mute (int 1 = mute, 0 = not muted).
1819         *
1820         * @hide
1821         */
1822        public static final String VOLUME_MASTER_MUTE = "volume_master_mute";
1823
1824        /**
1825         * Whether the notifications should use the ring volume (value of 1) or
1826         * a separate notification volume (value of 0). In most cases, users
1827         * will have this enabled so the notification and ringer volumes will be
1828         * the same. However, power users can disable this and use the separate
1829         * notification volume control.
1830         * <p>
1831         * Note: This is a one-off setting that will be removed in the future
1832         * when there is profile support. For this reason, it is kept hidden
1833         * from the public APIs.
1834         *
1835         * @hide
1836         * @deprecated
1837         */
1838        @Deprecated
1839        public static final String NOTIFICATIONS_USE_RING_VOLUME =
1840            "notifications_use_ring_volume";
1841
1842        /**
1843         * Whether silent mode should allow vibration feedback. This is used
1844         * internally in AudioService and the Sound settings activity to
1845         * coordinate decoupling of vibrate and silent modes. This setting
1846         * will likely be removed in a future release with support for
1847         * audio/vibe feedback profiles.
1848         *
1849         * Not used anymore. On devices with vibrator, the user explicitly selects
1850         * silent or vibrate mode.
1851         * Kept for use by legacy database upgrade code in DatabaseHelper.
1852         * @hide
1853         */
1854        public static final String VIBRATE_IN_SILENT = "vibrate_in_silent";
1855
1856        /**
1857         * The mapping of stream type (integer) to its setting.
1858         */
1859        public static final String[] VOLUME_SETTINGS = {
1860            VOLUME_VOICE, VOLUME_SYSTEM, VOLUME_RING, VOLUME_MUSIC,
1861            VOLUME_ALARM, VOLUME_NOTIFICATION, VOLUME_BLUETOOTH_SCO
1862        };
1863
1864        /**
1865         * Appended to various volume related settings to record the previous
1866         * values before they the settings were affected by a silent/vibrate
1867         * ringer mode change.
1868         */
1869        public static final String APPEND_FOR_LAST_AUDIBLE = "_last_audible";
1870
1871        /**
1872         * Persistent store for the system-wide default ringtone URI.
1873         * <p>
1874         * If you need to play the default ringtone at any given time, it is recommended
1875         * you give {@link #DEFAULT_RINGTONE_URI} to the media player.  It will resolve
1876         * to the set default ringtone at the time of playing.
1877         *
1878         * @see #DEFAULT_RINGTONE_URI
1879         */
1880        public static final String RINGTONE = "ringtone";
1881
1882        /**
1883         * A {@link Uri} that will point to the current default ringtone at any
1884         * given time.
1885         * <p>
1886         * If the current default ringtone is in the DRM provider and the caller
1887         * does not have permission, the exception will be a
1888         * FileNotFoundException.
1889         */
1890        public static final Uri DEFAULT_RINGTONE_URI = getUriFor(RINGTONE);
1891
1892        /**
1893         * Persistent store for the system-wide default notification sound.
1894         *
1895         * @see #RINGTONE
1896         * @see #DEFAULT_NOTIFICATION_URI
1897         */
1898        public static final String NOTIFICATION_SOUND = "notification_sound";
1899
1900        /**
1901         * A {@link Uri} that will point to the current default notification
1902         * sound at any given time.
1903         *
1904         * @see #DEFAULT_RINGTONE_URI
1905         */
1906        public static final Uri DEFAULT_NOTIFICATION_URI = getUriFor(NOTIFICATION_SOUND);
1907
1908        /**
1909         * Persistent store for the system-wide default alarm alert.
1910         *
1911         * @see #RINGTONE
1912         * @see #DEFAULT_ALARM_ALERT_URI
1913         */
1914        public static final String ALARM_ALERT = "alarm_alert";
1915
1916        /**
1917         * A {@link Uri} that will point to the current default alarm alert at
1918         * any given time.
1919         *
1920         * @see #DEFAULT_ALARM_ALERT_URI
1921         */
1922        public static final Uri DEFAULT_ALARM_ALERT_URI = getUriFor(ALARM_ALERT);
1923
1924        /**
1925         * Persistent store for the system default media button event receiver.
1926         *
1927         * @hide
1928         */
1929        public static final String MEDIA_BUTTON_RECEIVER = "media_button_receiver";
1930
1931        /**
1932         * Setting to enable Auto Replace (AutoText) in text editors. 1 = On, 0 = Off
1933         */
1934        public static final String TEXT_AUTO_REPLACE = "auto_replace";
1935
1936        /**
1937         * Setting to enable Auto Caps in text editors. 1 = On, 0 = Off
1938         */
1939        public static final String TEXT_AUTO_CAPS = "auto_caps";
1940
1941        /**
1942         * Setting to enable Auto Punctuate in text editors. 1 = On, 0 = Off. This
1943         * feature converts two spaces to a "." and space.
1944         */
1945        public static final String TEXT_AUTO_PUNCTUATE = "auto_punctuate";
1946
1947        /**
1948         * Setting to showing password characters in text editors. 1 = On, 0 = Off
1949         */
1950        public static final String TEXT_SHOW_PASSWORD = "show_password";
1951
1952        public static final String SHOW_GTALK_SERVICE_STATUS =
1953                "SHOW_GTALK_SERVICE_STATUS";
1954
1955        /**
1956         * Name of activity to use for wallpaper on the home screen.
1957         *
1958         * @deprecated Use {@link WallpaperManager} instead.
1959         */
1960        @Deprecated
1961        public static final String WALLPAPER_ACTIVITY = "wallpaper_activity";
1962
1963        /**
1964         * @deprecated Use {@link android.provider.Settings.Global#AUTO_TIME}
1965         * instead
1966         */
1967        @Deprecated
1968        public static final String AUTO_TIME = Global.AUTO_TIME;
1969
1970        /**
1971         * @deprecated Use {@link android.provider.Settings.Global#AUTO_TIME_ZONE}
1972         * instead
1973         */
1974        @Deprecated
1975        public static final String AUTO_TIME_ZONE = Global.AUTO_TIME_ZONE;
1976
1977        /**
1978         * Display times as 12 or 24 hours
1979         *   12
1980         *   24
1981         */
1982        public static final String TIME_12_24 = "time_12_24";
1983
1984        /**
1985         * Date format string
1986         *   mm/dd/yyyy
1987         *   dd/mm/yyyy
1988         *   yyyy/mm/dd
1989         */
1990        public static final String DATE_FORMAT = "date_format";
1991
1992        /**
1993         * Whether the setup wizard has been run before (on first boot), or if
1994         * it still needs to be run.
1995         *
1996         * nonzero = it has been run in the past
1997         * 0 = it has not been run in the past
1998         */
1999        public static final String SETUP_WIZARD_HAS_RUN = "setup_wizard_has_run";
2000
2001        /**
2002         * Scaling factor for normal window animations. Setting to 0 will disable window
2003         * animations.
2004         *
2005         * @deprecated Use {@link Global#WINDOW_ANIMATION_SCALE} instead
2006         */
2007        @Deprecated
2008        public static final String WINDOW_ANIMATION_SCALE = Global.WINDOW_ANIMATION_SCALE;
2009
2010        /**
2011         * Scaling factor for activity transition animations. Setting to 0 will disable window
2012         * animations.
2013         *
2014         * @deprecated Use {@link Global#TRANSITION_ANIMATION_SCALE} instead
2015         */
2016        @Deprecated
2017        public static final String TRANSITION_ANIMATION_SCALE = Global.TRANSITION_ANIMATION_SCALE;
2018
2019        /**
2020         * Scaling factor for Animator-based animations. This affects both the start delay and
2021         * duration of all such animations. Setting to 0 will cause animations to end immediately.
2022         * The default value is 1.
2023         *
2024         * @deprecated Use {@link Global#ANIMATOR_DURATION_SCALE} instead
2025         */
2026        @Deprecated
2027        public static final String ANIMATOR_DURATION_SCALE = Global.ANIMATOR_DURATION_SCALE;
2028
2029        /**
2030         * Control whether the accelerometer will be used to change screen
2031         * orientation.  If 0, it will not be used unless explicitly requested
2032         * by the application; if 1, it will be used by default unless explicitly
2033         * disabled by the application.
2034         */
2035        public static final String ACCELEROMETER_ROTATION = "accelerometer_rotation";
2036
2037        /**
2038         * Default screen rotation when no other policy applies.
2039         * When {@link #ACCELEROMETER_ROTATION} is zero and no on-screen Activity expresses a
2040         * preference, this rotation value will be used. Must be one of the
2041         * {@link android.view.Surface#ROTATION_0 Surface rotation constants}.
2042         *
2043         * @see Display#getRotation
2044         */
2045        public static final String USER_ROTATION = "user_rotation";
2046
2047        /**
2048         * Control whether the rotation lock toggle in the System UI should be hidden.
2049         * Typically this is done for accessibility purposes to make it harder for
2050         * the user to accidentally toggle the rotation lock while the display rotation
2051         * has been locked for accessibility.
2052         *
2053         * If 0, then rotation lock toggle is not hidden for accessibility (although it may be
2054         * unavailable for other reasons).  If 1, then the rotation lock toggle is hidden.
2055         *
2056         * @hide
2057         */
2058        public static final String HIDE_ROTATION_LOCK_TOGGLE_FOR_ACCESSIBILITY =
2059                "hide_rotation_lock_toggle_for_accessibility";
2060
2061        /**
2062         * Whether the phone vibrates when it is ringing due to an incoming call. This will
2063         * be used by Phone and Setting apps; it shouldn't affect other apps.
2064         * The value is boolean (1 or 0).
2065         *
2066         * Note: this is not same as "vibrate on ring", which had been available until ICS.
2067         * It was about AudioManager's setting and thus affected all the applications which
2068         * relied on the setting, while this is purely about the vibration setting for incoming
2069         * calls.
2070         *
2071         * @hide
2072         */
2073        public static final String VIBRATE_WHEN_RINGING = "vibrate_when_ringing";
2074
2075        /**
2076         * Whether the audible DTMF tones are played by the dialer when dialing. The value is
2077         * boolean (1 or 0).
2078         */
2079        public static final String DTMF_TONE_WHEN_DIALING = "dtmf_tone";
2080
2081        /**
2082         * CDMA only settings
2083         * DTMF tone type played by the dialer when dialing.
2084         *                 0 = Normal
2085         *                 1 = Long
2086         * @hide
2087         */
2088        public static final String DTMF_TONE_TYPE_WHEN_DIALING = "dtmf_tone_type";
2089
2090        /**
2091         * Whether the hearing aid is enabled. The value is
2092         * boolean (1 or 0).
2093         * @hide
2094         */
2095        public static final String HEARING_AID = "hearing_aid";
2096
2097        /**
2098         * CDMA only settings
2099         * TTY Mode
2100         * 0 = OFF
2101         * 1 = FULL
2102         * 2 = VCO
2103         * 3 = HCO
2104         * @hide
2105         */
2106        public static final String TTY_MODE = "tty_mode";
2107
2108        /**
2109         * Whether the sounds effects (key clicks, lid open ...) are enabled. The value is
2110         * boolean (1 or 0).
2111         */
2112        public static final String SOUND_EFFECTS_ENABLED = "sound_effects_enabled";
2113
2114        /**
2115         * Whether the haptic feedback (long presses, ...) are enabled. The value is
2116         * boolean (1 or 0).
2117         */
2118        public static final String HAPTIC_FEEDBACK_ENABLED = "haptic_feedback_enabled";
2119
2120        /**
2121         * @deprecated Each application that shows web suggestions should have its own
2122         * setting for this.
2123         */
2124        @Deprecated
2125        public static final String SHOW_WEB_SUGGESTIONS = "show_web_suggestions";
2126
2127        /**
2128         * Whether the notification LED should repeatedly flash when a notification is
2129         * pending. The value is boolean (1 or 0).
2130         * @hide
2131         */
2132        public static final String NOTIFICATION_LIGHT_PULSE = "notification_light_pulse";
2133
2134        /**
2135         * Show pointer location on screen?
2136         * 0 = no
2137         * 1 = yes
2138         * @hide
2139         */
2140        public static final String POINTER_LOCATION = "pointer_location";
2141
2142        /**
2143         * Show touch positions on screen?
2144         * 0 = no
2145         * 1 = yes
2146         * @hide
2147         */
2148        public static final String SHOW_TOUCHES = "show_touches";
2149
2150        /**
2151         * Log raw orientation data from {@link WindowOrientationListener} for use with the
2152         * orientationplot.py tool.
2153         * 0 = no
2154         * 1 = yes
2155         * @hide
2156         */
2157        public static final String WINDOW_ORIENTATION_LISTENER_LOG =
2158                "window_orientation_listener_log";
2159
2160        /**
2161         * @deprecated Use {@link android.provider.Settings.Global#POWER_SOUNDS_ENABLED}
2162         * instead
2163         * @hide
2164         */
2165        @Deprecated
2166        public static final String POWER_SOUNDS_ENABLED = Global.POWER_SOUNDS_ENABLED;
2167
2168        /**
2169         * @deprecated Use {@link android.provider.Settings.Global#DOCK_SOUNDS_ENABLED}
2170         * instead
2171         * @hide
2172         */
2173        @Deprecated
2174        public static final String DOCK_SOUNDS_ENABLED = Global.DOCK_SOUNDS_ENABLED;
2175
2176        /**
2177         * Whether to play sounds when the keyguard is shown and dismissed.
2178         * @hide
2179         */
2180        public static final String LOCKSCREEN_SOUNDS_ENABLED = "lockscreen_sounds_enabled";
2181
2182        /**
2183         * Whether the lockscreen should be completely disabled.
2184         * @hide
2185         */
2186        public static final String LOCKSCREEN_DISABLED = "lockscreen.disabled";
2187
2188        /**
2189         * @deprecated Use {@link android.provider.Settings.Global#LOW_BATTERY_SOUND}
2190         * instead
2191         * @hide
2192         */
2193        @Deprecated
2194        public static final String LOW_BATTERY_SOUND = Global.LOW_BATTERY_SOUND;
2195
2196        /**
2197         * @deprecated Use {@link android.provider.Settings.Global#DESK_DOCK_SOUND}
2198         * instead
2199         * @hide
2200         */
2201        @Deprecated
2202        public static final String DESK_DOCK_SOUND = Global.DESK_DOCK_SOUND;
2203
2204        /**
2205         * @deprecated Use {@link android.provider.Settings.Global#DESK_UNDOCK_SOUND}
2206         * instead
2207         * @hide
2208         */
2209        @Deprecated
2210        public static final String DESK_UNDOCK_SOUND = Global.DESK_UNDOCK_SOUND;
2211
2212        /**
2213         * @deprecated Use {@link android.provider.Settings.Global#CAR_DOCK_SOUND}
2214         * instead
2215         * @hide
2216         */
2217        @Deprecated
2218        public static final String CAR_DOCK_SOUND = Global.CAR_DOCK_SOUND;
2219
2220        /**
2221         * @deprecated Use {@link android.provider.Settings.Global#CAR_UNDOCK_SOUND}
2222         * instead
2223         * @hide
2224         */
2225        @Deprecated
2226        public static final String CAR_UNDOCK_SOUND = Global.CAR_UNDOCK_SOUND;
2227
2228        /**
2229         * @deprecated Use {@link android.provider.Settings.Global#LOCK_SOUND}
2230         * instead
2231         * @hide
2232         */
2233        @Deprecated
2234        public static final String LOCK_SOUND = Global.LOCK_SOUND;
2235
2236        /**
2237         * @deprecated Use {@link android.provider.Settings.Global#UNLOCK_SOUND}
2238         * instead
2239         * @hide
2240         */
2241        @Deprecated
2242        public static final String UNLOCK_SOUND = Global.UNLOCK_SOUND;
2243
2244        /**
2245         * Receive incoming SIP calls?
2246         * 0 = no
2247         * 1 = yes
2248         * @hide
2249         */
2250        public static final String SIP_RECEIVE_CALLS = "sip_receive_calls";
2251
2252        /**
2253         * Call Preference String.
2254         * "SIP_ALWAYS" : Always use SIP with network access
2255         * "SIP_ADDRESS_ONLY" : Only if destination is a SIP address
2256         * "SIP_ASK_ME_EACH_TIME" : Always ask me each time
2257         * @hide
2258         */
2259        public static final String SIP_CALL_OPTIONS = "sip_call_options";
2260
2261        /**
2262         * One of the sip call options: Always use SIP with network access.
2263         * @hide
2264         */
2265        public static final String SIP_ALWAYS = "SIP_ALWAYS";
2266
2267        /**
2268         * One of the sip call options: Only if destination is a SIP address.
2269         * @hide
2270         */
2271        public static final String SIP_ADDRESS_ONLY = "SIP_ADDRESS_ONLY";
2272
2273        /**
2274         * One of the sip call options: Always ask me each time.
2275         * @hide
2276         */
2277        public static final String SIP_ASK_ME_EACH_TIME = "SIP_ASK_ME_EACH_TIME";
2278
2279        /**
2280         * Pointer speed setting.
2281         * This is an integer value in a range between -7 and +7, so there are 15 possible values.
2282         *   -7 = slowest
2283         *    0 = default speed
2284         *   +7 = fastest
2285         * @hide
2286         */
2287        public static final String POINTER_SPEED = "pointer_speed";
2288
2289        /**
2290         * Settings to backup. This is here so that it's in the same place as the settings
2291         * keys and easy to update.
2292         *
2293         * NOTE: Settings are backed up and restored in the order they appear
2294         *       in this array. If you have one setting depending on another,
2295         *       make sure that they are ordered appropriately.
2296         *
2297         * @hide
2298         */
2299        public static final String[] SETTINGS_TO_BACKUP = {
2300            STAY_ON_WHILE_PLUGGED_IN,   // moved to global
2301            WIFI_USE_STATIC_IP,
2302            WIFI_STATIC_IP,
2303            WIFI_STATIC_GATEWAY,
2304            WIFI_STATIC_NETMASK,
2305            WIFI_STATIC_DNS1,
2306            WIFI_STATIC_DNS2,
2307            BLUETOOTH_DISCOVERABILITY,
2308            BLUETOOTH_DISCOVERABILITY_TIMEOUT,
2309            DIM_SCREEN,
2310            SCREEN_OFF_TIMEOUT,
2311            SCREEN_BRIGHTNESS,
2312            SCREEN_BRIGHTNESS_MODE,
2313            SCREEN_AUTO_BRIGHTNESS_ADJ,
2314            VIBRATE_INPUT_DEVICES,
2315            MODE_RINGER,                // moved to global
2316            MODE_RINGER_STREAMS_AFFECTED,
2317            MUTE_STREAMS_AFFECTED,
2318            VOLUME_VOICE,
2319            VOLUME_SYSTEM,
2320            VOLUME_RING,
2321            VOLUME_MUSIC,
2322            VOLUME_ALARM,
2323            VOLUME_NOTIFICATION,
2324            VOLUME_BLUETOOTH_SCO,
2325            VOLUME_VOICE + APPEND_FOR_LAST_AUDIBLE,
2326            VOLUME_SYSTEM + APPEND_FOR_LAST_AUDIBLE,
2327            VOLUME_RING + APPEND_FOR_LAST_AUDIBLE,
2328            VOLUME_MUSIC + APPEND_FOR_LAST_AUDIBLE,
2329            VOLUME_ALARM + APPEND_FOR_LAST_AUDIBLE,
2330            VOLUME_NOTIFICATION + APPEND_FOR_LAST_AUDIBLE,
2331            VOLUME_BLUETOOTH_SCO + APPEND_FOR_LAST_AUDIBLE,
2332            TEXT_AUTO_REPLACE,
2333            TEXT_AUTO_CAPS,
2334            TEXT_AUTO_PUNCTUATE,
2335            TEXT_SHOW_PASSWORD,
2336            AUTO_TIME,                  // moved to global
2337            AUTO_TIME_ZONE,             // moved to global
2338            TIME_12_24,
2339            DATE_FORMAT,
2340            DTMF_TONE_WHEN_DIALING,
2341            DTMF_TONE_TYPE_WHEN_DIALING,
2342            HEARING_AID,
2343            TTY_MODE,
2344            SOUND_EFFECTS_ENABLED,
2345            HAPTIC_FEEDBACK_ENABLED,
2346            POWER_SOUNDS_ENABLED,       // moved to global
2347            DOCK_SOUNDS_ENABLED,        // moved to global
2348            LOCKSCREEN_SOUNDS_ENABLED,
2349            SHOW_WEB_SUGGESTIONS,
2350            NOTIFICATION_LIGHT_PULSE,
2351            SIP_CALL_OPTIONS,
2352            SIP_RECEIVE_CALLS,
2353            POINTER_SPEED,
2354            VIBRATE_WHEN_RINGING
2355        };
2356
2357        // Settings moved to Settings.Secure
2358
2359        /**
2360         * @deprecated Use {@link android.provider.Settings.Global#ADB_ENABLED}
2361         * instead
2362         */
2363        @Deprecated
2364        public static final String ADB_ENABLED = Global.ADB_ENABLED;
2365
2366        /**
2367         * @deprecated Use {@link android.provider.Settings.Secure#ANDROID_ID} instead
2368         */
2369        @Deprecated
2370        public static final String ANDROID_ID = Secure.ANDROID_ID;
2371
2372        /**
2373         * @deprecated Use {@link android.provider.Settings.Global#BLUETOOTH_ON} instead
2374         */
2375        @Deprecated
2376        public static final String BLUETOOTH_ON = Global.BLUETOOTH_ON;
2377
2378        /**
2379         * @deprecated Use {@link android.provider.Settings.Global#DATA_ROAMING} instead
2380         */
2381        @Deprecated
2382        public static final String DATA_ROAMING = Global.DATA_ROAMING;
2383
2384        /**
2385         * @deprecated Use {@link android.provider.Settings.Global#DEVICE_PROVISIONED} instead
2386         */
2387        @Deprecated
2388        public static final String DEVICE_PROVISIONED = Global.DEVICE_PROVISIONED;
2389
2390        /**
2391         * @deprecated Use {@link android.provider.Settings.Global#HTTP_PROXY} instead
2392         */
2393        @Deprecated
2394        public static final String HTTP_PROXY = Global.HTTP_PROXY;
2395
2396        /**
2397         * @deprecated Use {@link android.provider.Settings.Global#INSTALL_NON_MARKET_APPS} instead
2398         */
2399        @Deprecated
2400        public static final String INSTALL_NON_MARKET_APPS = Global.INSTALL_NON_MARKET_APPS;
2401
2402        /**
2403         * @deprecated Use {@link android.provider.Settings.Secure#LOCATION_PROVIDERS_ALLOWED}
2404         * instead
2405         */
2406        @Deprecated
2407        public static final String LOCATION_PROVIDERS_ALLOWED = Secure.LOCATION_PROVIDERS_ALLOWED;
2408
2409        /**
2410         * @deprecated Use {@link android.provider.Settings.Secure#LOGGING_ID} instead
2411         */
2412        @Deprecated
2413        public static final String LOGGING_ID = Secure.LOGGING_ID;
2414
2415        /**
2416         * @deprecated Use {@link android.provider.Settings.Global#NETWORK_PREFERENCE} instead
2417         */
2418        @Deprecated
2419        public static final String NETWORK_PREFERENCE = Global.NETWORK_PREFERENCE;
2420
2421        /**
2422         * @deprecated Use {@link android.provider.Settings.Secure#PARENTAL_CONTROL_ENABLED}
2423         * instead
2424         */
2425        @Deprecated
2426        public static final String PARENTAL_CONTROL_ENABLED = Secure.PARENTAL_CONTROL_ENABLED;
2427
2428        /**
2429         * @deprecated Use {@link android.provider.Settings.Secure#PARENTAL_CONTROL_LAST_UPDATE}
2430         * instead
2431         */
2432        @Deprecated
2433        public static final String PARENTAL_CONTROL_LAST_UPDATE = Secure.PARENTAL_CONTROL_LAST_UPDATE;
2434
2435        /**
2436         * @deprecated Use {@link android.provider.Settings.Secure#PARENTAL_CONTROL_REDIRECT_URL}
2437         * instead
2438         */
2439        @Deprecated
2440        public static final String PARENTAL_CONTROL_REDIRECT_URL =
2441            Secure.PARENTAL_CONTROL_REDIRECT_URL;
2442
2443        /**
2444         * @deprecated Use {@link android.provider.Settings.Secure#SETTINGS_CLASSNAME} instead
2445         */
2446        @Deprecated
2447        public static final String SETTINGS_CLASSNAME = Secure.SETTINGS_CLASSNAME;
2448
2449        /**
2450         * @deprecated Use {@link android.provider.Settings.Global#USB_MASS_STORAGE_ENABLED} instead
2451         */
2452        @Deprecated
2453        public static final String USB_MASS_STORAGE_ENABLED = Global.USB_MASS_STORAGE_ENABLED;
2454
2455        /**
2456         * @deprecated Use {@link android.provider.Settings.Global#USE_GOOGLE_MAIL} instead
2457         */
2458        @Deprecated
2459        public static final String USE_GOOGLE_MAIL = Global.USE_GOOGLE_MAIL;
2460
2461       /**
2462         * @deprecated Use
2463         * {@link android.provider.Settings.Global#WIFI_MAX_DHCP_RETRY_COUNT} instead
2464         */
2465        @Deprecated
2466        public static final String WIFI_MAX_DHCP_RETRY_COUNT = Global.WIFI_MAX_DHCP_RETRY_COUNT;
2467
2468        /**
2469         * @deprecated Use
2470         * {@link android.provider.Settings.Global#WIFI_MOBILE_DATA_TRANSITION_WAKELOCK_TIMEOUT_MS} instead
2471         */
2472        @Deprecated
2473        public static final String WIFI_MOBILE_DATA_TRANSITION_WAKELOCK_TIMEOUT_MS =
2474                Global.WIFI_MOBILE_DATA_TRANSITION_WAKELOCK_TIMEOUT_MS;
2475
2476        /**
2477         * @deprecated Use
2478         * {@link android.provider.Settings.Global#WIFI_NETWORKS_AVAILABLE_NOTIFICATION_ON} instead
2479         */
2480        @Deprecated
2481        public static final String WIFI_NETWORKS_AVAILABLE_NOTIFICATION_ON =
2482                Global.WIFI_NETWORKS_AVAILABLE_NOTIFICATION_ON;
2483
2484        /**
2485         * @deprecated Use
2486         * {@link android.provider.Settings.Global#WIFI_NETWORKS_AVAILABLE_REPEAT_DELAY} instead
2487         */
2488        @Deprecated
2489        public static final String WIFI_NETWORKS_AVAILABLE_REPEAT_DELAY =
2490                Global.WIFI_NETWORKS_AVAILABLE_REPEAT_DELAY;
2491
2492        /**
2493         * @deprecated Use {@link android.provider.Settings.Global#WIFI_NUM_OPEN_NETWORKS_KEPT}
2494         * instead
2495         */
2496        @Deprecated
2497        public static final String WIFI_NUM_OPEN_NETWORKS_KEPT = Global.WIFI_NUM_OPEN_NETWORKS_KEPT;
2498
2499        /**
2500         * @deprecated Use {@link android.provider.Settings.Global#WIFI_ON} instead
2501         */
2502        @Deprecated
2503        public static final String WIFI_ON = Global.WIFI_ON;
2504
2505        /**
2506         * @deprecated Use
2507         * {@link android.provider.Settings.Secure#WIFI_WATCHDOG_ACCEPTABLE_PACKET_LOSS_PERCENTAGE}
2508         * instead
2509         */
2510        @Deprecated
2511        public static final String WIFI_WATCHDOG_ACCEPTABLE_PACKET_LOSS_PERCENTAGE =
2512                Secure.WIFI_WATCHDOG_ACCEPTABLE_PACKET_LOSS_PERCENTAGE;
2513
2514        /**
2515         * @deprecated Use {@link android.provider.Settings.Secure#WIFI_WATCHDOG_AP_COUNT} instead
2516         */
2517        @Deprecated
2518        public static final String WIFI_WATCHDOG_AP_COUNT = Secure.WIFI_WATCHDOG_AP_COUNT;
2519
2520        /**
2521         * @deprecated Use
2522         * {@link android.provider.Settings.Secure#WIFI_WATCHDOG_BACKGROUND_CHECK_DELAY_MS} instead
2523         */
2524        @Deprecated
2525        public static final String WIFI_WATCHDOG_BACKGROUND_CHECK_DELAY_MS =
2526                Secure.WIFI_WATCHDOG_BACKGROUND_CHECK_DELAY_MS;
2527
2528        /**
2529         * @deprecated Use
2530         * {@link android.provider.Settings.Secure#WIFI_WATCHDOG_BACKGROUND_CHECK_ENABLED} instead
2531         */
2532        @Deprecated
2533        public static final String WIFI_WATCHDOG_BACKGROUND_CHECK_ENABLED =
2534                Secure.WIFI_WATCHDOG_BACKGROUND_CHECK_ENABLED;
2535
2536        /**
2537         * @deprecated Use
2538         * {@link android.provider.Settings.Secure#WIFI_WATCHDOG_BACKGROUND_CHECK_TIMEOUT_MS}
2539         * instead
2540         */
2541        @Deprecated
2542        public static final String WIFI_WATCHDOG_BACKGROUND_CHECK_TIMEOUT_MS =
2543                Secure.WIFI_WATCHDOG_BACKGROUND_CHECK_TIMEOUT_MS;
2544
2545        /**
2546         * @deprecated Use
2547         * {@link android.provider.Settings.Secure#WIFI_WATCHDOG_INITIAL_IGNORED_PING_COUNT} instead
2548         */
2549        @Deprecated
2550        public static final String WIFI_WATCHDOG_INITIAL_IGNORED_PING_COUNT =
2551            Secure.WIFI_WATCHDOG_INITIAL_IGNORED_PING_COUNT;
2552
2553        /**
2554         * @deprecated Use {@link android.provider.Settings.Secure#WIFI_WATCHDOG_MAX_AP_CHECKS}
2555         * instead
2556         */
2557        @Deprecated
2558        public static final String WIFI_WATCHDOG_MAX_AP_CHECKS = Secure.WIFI_WATCHDOG_MAX_AP_CHECKS;
2559
2560        /**
2561         * @deprecated Use {@link android.provider.Settings.Global#WIFI_WATCHDOG_ON} instead
2562         */
2563        @Deprecated
2564        public static final String WIFI_WATCHDOG_ON = Global.WIFI_WATCHDOG_ON;
2565
2566        /**
2567         * @deprecated Use {@link android.provider.Settings.Secure#WIFI_WATCHDOG_PING_COUNT} instead
2568         */
2569        @Deprecated
2570        public static final String WIFI_WATCHDOG_PING_COUNT = Secure.WIFI_WATCHDOG_PING_COUNT;
2571
2572        /**
2573         * @deprecated Use {@link android.provider.Settings.Secure#WIFI_WATCHDOG_PING_DELAY_MS}
2574         * instead
2575         */
2576        @Deprecated
2577        public static final String WIFI_WATCHDOG_PING_DELAY_MS = Secure.WIFI_WATCHDOG_PING_DELAY_MS;
2578
2579        /**
2580         * @deprecated Use {@link android.provider.Settings.Secure#WIFI_WATCHDOG_PING_TIMEOUT_MS}
2581         * instead
2582         */
2583        @Deprecated
2584        public static final String WIFI_WATCHDOG_PING_TIMEOUT_MS =
2585            Secure.WIFI_WATCHDOG_PING_TIMEOUT_MS;
2586    }
2587
2588    /**
2589     * Secure system settings, containing system preferences that applications
2590     * can read but are not allowed to write.  These are for preferences that
2591     * the user must explicitly modify through the system UI or specialized
2592     * APIs for those values, not modified directly by applications.
2593     */
2594    public static final class Secure extends NameValueTable {
2595        public static final String SYS_PROP_SETTING_VERSION = "sys.settings_secure_version";
2596
2597        /**
2598         * The content:// style URL for this table
2599         */
2600        public static final Uri CONTENT_URI =
2601            Uri.parse("content://" + AUTHORITY + "/secure");
2602
2603        // Populated lazily, guarded by class object:
2604        private static final NameValueCache sNameValueCache = new NameValueCache(
2605                SYS_PROP_SETTING_VERSION,
2606                CONTENT_URI,
2607                CALL_METHOD_GET_SECURE,
2608                CALL_METHOD_PUT_SECURE);
2609
2610        private static ILockSettings sLockSettings = null;
2611
2612        private static boolean sIsSystemProcess;
2613        private static final HashSet<String> MOVED_TO_LOCK_SETTINGS;
2614        private static final HashSet<String> MOVED_TO_GLOBAL;
2615        static {
2616            MOVED_TO_LOCK_SETTINGS = new HashSet<String>(3);
2617            MOVED_TO_LOCK_SETTINGS.add(Secure.LOCK_PATTERN_ENABLED);
2618            MOVED_TO_LOCK_SETTINGS.add(Secure.LOCK_PATTERN_VISIBLE);
2619            MOVED_TO_LOCK_SETTINGS.add(Secure.LOCK_PATTERN_TACTILE_FEEDBACK_ENABLED);
2620
2621            MOVED_TO_GLOBAL = new HashSet<String>();
2622            MOVED_TO_GLOBAL.add(Settings.Global.ADB_ENABLED);
2623            MOVED_TO_GLOBAL.add(Settings.Global.ASSISTED_GPS_ENABLED);
2624            MOVED_TO_GLOBAL.add(Settings.Global.BLUETOOTH_ON);
2625            MOVED_TO_GLOBAL.add(Settings.Global.BUGREPORT_IN_POWER_MENU);
2626            MOVED_TO_GLOBAL.add(Settings.Global.CDMA_CELL_BROADCAST_SMS);
2627            MOVED_TO_GLOBAL.add(Settings.Global.CDMA_ROAMING_MODE);
2628            MOVED_TO_GLOBAL.add(Settings.Global.CDMA_SUBSCRIPTION_MODE);
2629            MOVED_TO_GLOBAL.add(Settings.Global.DATA_ACTIVITY_TIMEOUT_MOBILE);
2630            MOVED_TO_GLOBAL.add(Settings.Global.DATA_ACTIVITY_TIMEOUT_WIFI);
2631            MOVED_TO_GLOBAL.add(Settings.Global.DATA_ROAMING);
2632            MOVED_TO_GLOBAL.add(Settings.Global.DEVELOPMENT_SETTINGS_ENABLED);
2633            MOVED_TO_GLOBAL.add(Settings.Global.DEVICE_PROVISIONED);
2634            MOVED_TO_GLOBAL.add(Settings.Global.DISPLAY_DENSITY_FORCED);
2635            MOVED_TO_GLOBAL.add(Settings.Global.DISPLAY_SIZE_FORCED);
2636            MOVED_TO_GLOBAL.add(Settings.Global.DOWNLOAD_MAX_BYTES_OVER_MOBILE);
2637            MOVED_TO_GLOBAL.add(Settings.Global.DOWNLOAD_RECOMMENDED_MAX_BYTES_OVER_MOBILE);
2638            MOVED_TO_GLOBAL.add(Settings.Global.INSTALL_NON_MARKET_APPS);
2639            MOVED_TO_GLOBAL.add(Settings.Global.MOBILE_DATA);
2640            MOVED_TO_GLOBAL.add(Settings.Global.NETSTATS_DEV_BUCKET_DURATION);
2641            MOVED_TO_GLOBAL.add(Settings.Global.NETSTATS_DEV_DELETE_AGE);
2642            MOVED_TO_GLOBAL.add(Settings.Global.NETSTATS_DEV_PERSIST_BYTES);
2643            MOVED_TO_GLOBAL.add(Settings.Global.NETSTATS_DEV_ROTATE_AGE);
2644            MOVED_TO_GLOBAL.add(Settings.Global.NETSTATS_ENABLED);
2645            MOVED_TO_GLOBAL.add(Settings.Global.NETSTATS_GLOBAL_ALERT_BYTES);
2646            MOVED_TO_GLOBAL.add(Settings.Global.NETSTATS_POLL_INTERVAL);
2647            MOVED_TO_GLOBAL.add(Settings.Global.NETSTATS_REPORT_XT_OVER_DEV);
2648            MOVED_TO_GLOBAL.add(Settings.Global.NETSTATS_SAMPLE_ENABLED);
2649            MOVED_TO_GLOBAL.add(Settings.Global.NETSTATS_TIME_CACHE_MAX_AGE);
2650            MOVED_TO_GLOBAL.add(Settings.Global.NETSTATS_UID_BUCKET_DURATION);
2651            MOVED_TO_GLOBAL.add(Settings.Global.NETSTATS_UID_DELETE_AGE);
2652            MOVED_TO_GLOBAL.add(Settings.Global.NETSTATS_UID_PERSIST_BYTES);
2653            MOVED_TO_GLOBAL.add(Settings.Global.NETSTATS_UID_ROTATE_AGE);
2654            MOVED_TO_GLOBAL.add(Settings.Global.NETSTATS_UID_TAG_BUCKET_DURATION);
2655            MOVED_TO_GLOBAL.add(Settings.Global.NETSTATS_UID_TAG_DELETE_AGE);
2656            MOVED_TO_GLOBAL.add(Settings.Global.NETSTATS_UID_TAG_PERSIST_BYTES);
2657            MOVED_TO_GLOBAL.add(Settings.Global.NETSTATS_UID_TAG_ROTATE_AGE);
2658            MOVED_TO_GLOBAL.add(Settings.Global.NETWORK_PREFERENCE);
2659            MOVED_TO_GLOBAL.add(Settings.Global.NITZ_UPDATE_DIFF);
2660            MOVED_TO_GLOBAL.add(Settings.Global.NITZ_UPDATE_SPACING);
2661            MOVED_TO_GLOBAL.add(Settings.Global.NTP_SERVER);
2662            MOVED_TO_GLOBAL.add(Settings.Global.NTP_TIMEOUT);
2663            MOVED_TO_GLOBAL.add(Settings.Global.PDP_WATCHDOG_ERROR_POLL_COUNT);
2664            MOVED_TO_GLOBAL.add(Settings.Global.PDP_WATCHDOG_LONG_POLL_INTERVAL_MS);
2665            MOVED_TO_GLOBAL.add(Settings.Global.PDP_WATCHDOG_MAX_PDP_RESET_FAIL_COUNT);
2666            MOVED_TO_GLOBAL.add(Settings.Global.PDP_WATCHDOG_POLL_INTERVAL_MS);
2667            MOVED_TO_GLOBAL.add(Settings.Global.PDP_WATCHDOG_TRIGGER_PACKET_COUNT);
2668            MOVED_TO_GLOBAL.add(Settings.Global.SAMPLING_PROFILER_MS);
2669            MOVED_TO_GLOBAL.add(Settings.Global.SETUP_PREPAID_DATA_SERVICE_URL);
2670            MOVED_TO_GLOBAL.add(Settings.Global.SETUP_PREPAID_DETECTION_REDIR_HOST);
2671            MOVED_TO_GLOBAL.add(Settings.Global.SETUP_PREPAID_DETECTION_TARGET_URL);
2672            MOVED_TO_GLOBAL.add(Settings.Global.TETHER_DUN_APN);
2673            MOVED_TO_GLOBAL.add(Settings.Global.TETHER_DUN_REQUIRED);
2674            MOVED_TO_GLOBAL.add(Settings.Global.TETHER_SUPPORTED);
2675            MOVED_TO_GLOBAL.add(Settings.Global.THROTTLE_HELP_URI);
2676            MOVED_TO_GLOBAL.add(Settings.Global.THROTTLE_MAX_NTP_CACHE_AGE_SEC);
2677            MOVED_TO_GLOBAL.add(Settings.Global.THROTTLE_NOTIFICATION_TYPE);
2678            MOVED_TO_GLOBAL.add(Settings.Global.THROTTLE_POLLING_SEC);
2679            MOVED_TO_GLOBAL.add(Settings.Global.THROTTLE_RESET_DAY);
2680            MOVED_TO_GLOBAL.add(Settings.Global.THROTTLE_THRESHOLD_BYTES);
2681            MOVED_TO_GLOBAL.add(Settings.Global.THROTTLE_VALUE_KBITSPS);
2682            MOVED_TO_GLOBAL.add(Settings.Global.USB_MASS_STORAGE_ENABLED);
2683            MOVED_TO_GLOBAL.add(Settings.Global.USE_GOOGLE_MAIL);
2684            MOVED_TO_GLOBAL.add(Settings.Global.WEB_AUTOFILL_QUERY_URL);
2685            MOVED_TO_GLOBAL.add(Settings.Global.WIFI_COUNTRY_CODE);
2686            MOVED_TO_GLOBAL.add(Settings.Global.WIFI_FRAMEWORK_SCAN_INTERVAL_MS);
2687            MOVED_TO_GLOBAL.add(Settings.Global.WIFI_FREQUENCY_BAND);
2688            MOVED_TO_GLOBAL.add(Settings.Global.WIFI_IDLE_MS);
2689            MOVED_TO_GLOBAL.add(Settings.Global.WIFI_MAX_DHCP_RETRY_COUNT);
2690            MOVED_TO_GLOBAL.add(Settings.Global.WIFI_MOBILE_DATA_TRANSITION_WAKELOCK_TIMEOUT_MS);
2691            MOVED_TO_GLOBAL.add(Settings.Global.WIFI_NETWORKS_AVAILABLE_NOTIFICATION_ON);
2692            MOVED_TO_GLOBAL.add(Settings.Global.WIFI_NETWORKS_AVAILABLE_REPEAT_DELAY);
2693            MOVED_TO_GLOBAL.add(Settings.Global.WIFI_NUM_OPEN_NETWORKS_KEPT);
2694            MOVED_TO_GLOBAL.add(Settings.Global.WIFI_ON);
2695            MOVED_TO_GLOBAL.add(Settings.Global.WIFI_P2P_DEVICE_NAME);
2696            MOVED_TO_GLOBAL.add(Settings.Global.WIFI_SAVED_STATE);
2697            MOVED_TO_GLOBAL.add(Settings.Global.WIFI_SUPPLICANT_SCAN_INTERVAL_MS);
2698            MOVED_TO_GLOBAL.add(Settings.Global.WIFI_SUSPEND_OPTIMIZATIONS_ENABLED);
2699            MOVED_TO_GLOBAL.add(Settings.Global.WIFI_WATCHDOG_ON);
2700            MOVED_TO_GLOBAL.add(Settings.Global.WIFI_WATCHDOG_POOR_NETWORK_TEST_ENABLED);
2701            MOVED_TO_GLOBAL.add(Settings.Global.WIMAX_NETWORKS_AVAILABLE_NOTIFICATION_ON);
2702            MOVED_TO_GLOBAL.add(Settings.Global.PACKAGE_VERIFIER_ENABLE);
2703            MOVED_TO_GLOBAL.add(Settings.Global.PACKAGE_VERIFIER_TIMEOUT);
2704            MOVED_TO_GLOBAL.add(Settings.Global.PACKAGE_VERIFIER_DEFAULT_RESPONSE);
2705            MOVED_TO_GLOBAL.add(Settings.Global.DATA_STALL_ALARM_NON_AGGRESSIVE_DELAY_IN_MS);
2706            MOVED_TO_GLOBAL.add(Settings.Global.DATA_STALL_ALARM_AGGRESSIVE_DELAY_IN_MS);
2707            MOVED_TO_GLOBAL.add(Settings.Global.GPRS_REGISTER_CHECK_PERIOD_MS);
2708            MOVED_TO_GLOBAL.add(Settings.Global.WTF_IS_FATAL);
2709            MOVED_TO_GLOBAL.add(Settings.Global.BATTERY_DISCHARGE_DURATION_THRESHOLD);
2710            MOVED_TO_GLOBAL.add(Settings.Global.BATTERY_DISCHARGE_THRESHOLD);
2711            MOVED_TO_GLOBAL.add(Settings.Global.SEND_ACTION_APP_ERROR);
2712            MOVED_TO_GLOBAL.add(Settings.Global.DROPBOX_AGE_SECONDS);
2713            MOVED_TO_GLOBAL.add(Settings.Global.DROPBOX_MAX_FILES);
2714            MOVED_TO_GLOBAL.add(Settings.Global.DROPBOX_QUOTA_KB);
2715            MOVED_TO_GLOBAL.add(Settings.Global.DROPBOX_QUOTA_PERCENT);
2716            MOVED_TO_GLOBAL.add(Settings.Global.DROPBOX_RESERVE_PERCENT);
2717            MOVED_TO_GLOBAL.add(Settings.Global.DROPBOX_TAG_PREFIX);
2718            MOVED_TO_GLOBAL.add(Settings.Global.ERROR_LOGCAT_PREFIX);
2719            MOVED_TO_GLOBAL.add(Settings.Global.SYS_FREE_STORAGE_LOG_INTERVAL);
2720            MOVED_TO_GLOBAL.add(Settings.Global.DISK_FREE_CHANGE_REPORTING_THRESHOLD);
2721            MOVED_TO_GLOBAL.add(Settings.Global.SYS_STORAGE_THRESHOLD_PERCENTAGE);
2722            MOVED_TO_GLOBAL.add(Settings.Global.SYS_STORAGE_THRESHOLD_MAX_BYTES);
2723            MOVED_TO_GLOBAL.add(Settings.Global.SYS_STORAGE_FULL_THRESHOLD_BYTES);
2724            MOVED_TO_GLOBAL.add(Settings.Global.SYNC_MAX_RETRY_DELAY_IN_SECONDS);
2725            MOVED_TO_GLOBAL.add(Settings.Global.CONNECTIVITY_CHANGE_DELAY);
2726            MOVED_TO_GLOBAL.add(Settings.Global.CAPTIVE_PORTAL_DETECTION_ENABLED);
2727            MOVED_TO_GLOBAL.add(Settings.Global.CAPTIVE_PORTAL_SERVER);
2728            MOVED_TO_GLOBAL.add(Settings.Global.NSD_ON);
2729            MOVED_TO_GLOBAL.add(Settings.Global.SET_INSTALL_LOCATION);
2730            MOVED_TO_GLOBAL.add(Settings.Global.DEFAULT_INSTALL_LOCATION);
2731            MOVED_TO_GLOBAL.add(Settings.Global.INET_CONDITION_DEBOUNCE_UP_DELAY);
2732            MOVED_TO_GLOBAL.add(Settings.Global.INET_CONDITION_DEBOUNCE_DOWN_DELAY);
2733            MOVED_TO_GLOBAL.add(Settings.Global.READ_EXTERNAL_STORAGE_ENFORCED_DEFAULT);
2734            MOVED_TO_GLOBAL.add(Settings.Global.HTTP_PROXY);
2735            MOVED_TO_GLOBAL.add(Settings.Global.GLOBAL_HTTP_PROXY_HOST);
2736            MOVED_TO_GLOBAL.add(Settings.Global.GLOBAL_HTTP_PROXY_PORT);
2737            MOVED_TO_GLOBAL.add(Settings.Global.GLOBAL_HTTP_PROXY_EXCLUSION_LIST);
2738            MOVED_TO_GLOBAL.add(Settings.Global.SET_GLOBAL_HTTP_PROXY);
2739            MOVED_TO_GLOBAL.add(Settings.Global.DEFAULT_DNS_SERVER);
2740            MOVED_TO_GLOBAL.add(Settings.Global.PREFERRED_NETWORK_MODE);
2741            MOVED_TO_GLOBAL.add(Settings.Global.PREFERRED_CDMA_SUBSCRIPTION);
2742        }
2743
2744        /** @hide */
2745        public static void getMovedKeys(HashSet<String> outKeySet) {
2746            outKeySet.addAll(MOVED_TO_GLOBAL);
2747        }
2748
2749        /**
2750         * Look up a name in the database.
2751         * @param resolver to access the database with
2752         * @param name to look up in the table
2753         * @return the corresponding value, or null if not present
2754         */
2755        public static String getString(ContentResolver resolver, String name) {
2756            return getStringForUser(resolver, name, UserHandle.myUserId());
2757        }
2758
2759        /** @hide */
2760        public static String getStringForUser(ContentResolver resolver, String name,
2761                int userHandle) {
2762            if (MOVED_TO_GLOBAL.contains(name)) {
2763                Log.w(TAG, "Setting " + name + " has moved from android.provider.Settings.Secure"
2764                        + " to android.provider.Settings.Global.");
2765                return Global.getStringForUser(resolver, name, userHandle);
2766            }
2767
2768            if (MOVED_TO_LOCK_SETTINGS.contains(name)) {
2769                synchronized (Secure.class) {
2770                    if (sLockSettings == null) {
2771                        sLockSettings = ILockSettings.Stub.asInterface(
2772                                (IBinder) ServiceManager.getService("lock_settings"));
2773                        sIsSystemProcess = Process.myUid() == Process.SYSTEM_UID;
2774                    }
2775                }
2776                if (sLockSettings != null && !sIsSystemProcess) {
2777                    try {
2778                        return sLockSettings.getString(name, "0", userHandle);
2779                    } catch (RemoteException re) {
2780                        // Fall through
2781                    }
2782                }
2783            }
2784
2785            return sNameValueCache.getStringForUser(resolver, name, userHandle);
2786        }
2787
2788        /**
2789         * Store a name/value pair into the database.
2790         * @param resolver to access the database with
2791         * @param name to store
2792         * @param value to associate with the name
2793         * @return true if the value was set, false on database errors
2794         */
2795        public static boolean putString(ContentResolver resolver, String name, String value) {
2796            return putStringForUser(resolver, name, value, UserHandle.myUserId());
2797        }
2798
2799        /** @hide */
2800        public static boolean putStringForUser(ContentResolver resolver, String name, String value,
2801                int userHandle) {
2802            if (MOVED_TO_GLOBAL.contains(name)) {
2803                Log.w(TAG, "Setting " + name + " has moved from android.provider.Settings.System"
2804                        + " to android.provider.Settings.Global");
2805                return Global.putStringForUser(resolver, name, value, userHandle);
2806            }
2807            return sNameValueCache.putStringForUser(resolver, name, value, userHandle);
2808        }
2809
2810        /**
2811         * Construct the content URI for a particular name/value pair,
2812         * useful for monitoring changes with a ContentObserver.
2813         * @param name to look up in the table
2814         * @return the corresponding content URI, or null if not present
2815         */
2816        public static Uri getUriFor(String name) {
2817            if (MOVED_TO_GLOBAL.contains(name)) {
2818                Log.w(TAG, "Setting " + name + " has moved from android.provider.Settings.Secure"
2819                        + " to android.provider.Settings.Global, returning global URI.");
2820                return Global.getUriFor(Global.CONTENT_URI, name);
2821            }
2822            return getUriFor(CONTENT_URI, name);
2823        }
2824
2825        /**
2826         * Convenience function for retrieving a single secure settings value
2827         * as an integer.  Note that internally setting values are always
2828         * stored as strings; this function converts the string to an integer
2829         * for you.  The default value will be returned if the setting is
2830         * not defined or not an integer.
2831         *
2832         * @param cr The ContentResolver to access.
2833         * @param name The name of the setting to retrieve.
2834         * @param def Value to return if the setting is not defined.
2835         *
2836         * @return The setting's current value, or 'def' if it is not defined
2837         * or not a valid integer.
2838         */
2839        public static int getInt(ContentResolver cr, String name, int def) {
2840            return getIntForUser(cr, name, def, UserHandle.myUserId());
2841        }
2842
2843        /** @hide */
2844        public static int getIntForUser(ContentResolver cr, String name, int def, int userHandle) {
2845            String v = getStringForUser(cr, name, userHandle);
2846            try {
2847                return v != null ? Integer.parseInt(v) : def;
2848            } catch (NumberFormatException e) {
2849                return def;
2850            }
2851        }
2852
2853        /**
2854         * Convenience function for retrieving a single secure settings value
2855         * as an integer.  Note that internally setting values are always
2856         * stored as strings; this function converts the string to an integer
2857         * for you.
2858         * <p>
2859         * This version does not take a default value.  If the setting has not
2860         * been set, or the string value is not a number,
2861         * it throws {@link SettingNotFoundException}.
2862         *
2863         * @param cr The ContentResolver to access.
2864         * @param name The name of the setting to retrieve.
2865         *
2866         * @throws SettingNotFoundException Thrown if a setting by the given
2867         * name can't be found or the setting value is not an integer.
2868         *
2869         * @return The setting's current value.
2870         */
2871        public static int getInt(ContentResolver cr, String name)
2872                throws SettingNotFoundException {
2873            return getIntForUser(cr, name, UserHandle.myUserId());
2874        }
2875
2876        /** @hide */
2877        public static int getIntForUser(ContentResolver cr, String name, int userHandle)
2878                throws SettingNotFoundException {
2879            String v = getStringForUser(cr, name, userHandle);
2880            try {
2881                return Integer.parseInt(v);
2882            } catch (NumberFormatException e) {
2883                throw new SettingNotFoundException(name);
2884            }
2885        }
2886
2887        /**
2888         * Convenience function for updating a single settings value as an
2889         * integer. This will either create a new entry in the table if the
2890         * given name does not exist, or modify the value of the existing row
2891         * with that name.  Note that internally setting values are always
2892         * stored as strings, so this function converts the given value to a
2893         * string before storing it.
2894         *
2895         * @param cr The ContentResolver to access.
2896         * @param name The name of the setting to modify.
2897         * @param value The new value for the setting.
2898         * @return true if the value was set, false on database errors
2899         */
2900        public static boolean putInt(ContentResolver cr, String name, int value) {
2901            return putIntForUser(cr, name, value, UserHandle.myUserId());
2902        }
2903
2904        /** @hide */
2905        public static boolean putIntForUser(ContentResolver cr, String name, int value,
2906                int userHandle) {
2907            return putStringForUser(cr, name, Integer.toString(value), userHandle);
2908        }
2909
2910        /**
2911         * Convenience function for retrieving a single secure settings value
2912         * as a {@code long}.  Note that internally setting values are always
2913         * stored as strings; this function converts the string to a {@code long}
2914         * for you.  The default value will be returned if the setting is
2915         * not defined or not a {@code long}.
2916         *
2917         * @param cr The ContentResolver to access.
2918         * @param name The name of the setting to retrieve.
2919         * @param def Value to return if the setting is not defined.
2920         *
2921         * @return The setting's current value, or 'def' if it is not defined
2922         * or not a valid {@code long}.
2923         */
2924        public static long getLong(ContentResolver cr, String name, long def) {
2925            return getLongForUser(cr, name, def, UserHandle.myUserId());
2926        }
2927
2928        /** @hide */
2929        public static long getLongForUser(ContentResolver cr, String name, long def,
2930                int userHandle) {
2931            String valString = getStringForUser(cr, name, userHandle);
2932            long value;
2933            try {
2934                value = valString != null ? Long.parseLong(valString) : def;
2935            } catch (NumberFormatException e) {
2936                value = def;
2937            }
2938            return value;
2939        }
2940
2941        /**
2942         * Convenience function for retrieving a single secure settings value
2943         * as a {@code long}.  Note that internally setting values are always
2944         * stored as strings; this function converts the string to a {@code long}
2945         * for you.
2946         * <p>
2947         * This version does not take a default value.  If the setting has not
2948         * been set, or the string value is not a number,
2949         * it throws {@link SettingNotFoundException}.
2950         *
2951         * @param cr The ContentResolver to access.
2952         * @param name The name of the setting to retrieve.
2953         *
2954         * @return The setting's current value.
2955         * @throws SettingNotFoundException Thrown if a setting by the given
2956         * name can't be found or the setting value is not an integer.
2957         */
2958        public static long getLong(ContentResolver cr, String name)
2959                throws SettingNotFoundException {
2960            return getLongForUser(cr, name, UserHandle.myUserId());
2961        }
2962
2963        /** @hide */
2964        public static long getLongForUser(ContentResolver cr, String name, int userHandle)
2965                throws SettingNotFoundException {
2966            String valString = getStringForUser(cr, name, userHandle);
2967            try {
2968                return Long.parseLong(valString);
2969            } catch (NumberFormatException e) {
2970                throw new SettingNotFoundException(name);
2971            }
2972        }
2973
2974        /**
2975         * Convenience function for updating a secure settings value as a long
2976         * integer. This will either create a new entry in the table if the
2977         * given name does not exist, or modify the value of the existing row
2978         * with that name.  Note that internally setting values are always
2979         * stored as strings, so this function converts the given value to a
2980         * string before storing it.
2981         *
2982         * @param cr The ContentResolver to access.
2983         * @param name The name of the setting to modify.
2984         * @param value The new value for the setting.
2985         * @return true if the value was set, false on database errors
2986         */
2987        public static boolean putLong(ContentResolver cr, String name, long value) {
2988            return putLongForUser(cr, name, value, UserHandle.myUserId());
2989        }
2990
2991        /** @hide */
2992        public static boolean putLongForUser(ContentResolver cr, String name, long value,
2993                int userHandle) {
2994            return putStringForUser(cr, name, Long.toString(value), userHandle);
2995        }
2996
2997        /**
2998         * Convenience function for retrieving a single secure settings value
2999         * as a floating point number.  Note that internally setting values are
3000         * always stored as strings; this function converts the string to an
3001         * float for you. The default value will be returned if the setting
3002         * is not defined or not a valid float.
3003         *
3004         * @param cr The ContentResolver to access.
3005         * @param name The name of the setting to retrieve.
3006         * @param def Value to return if the setting is not defined.
3007         *
3008         * @return The setting's current value, or 'def' if it is not defined
3009         * or not a valid float.
3010         */
3011        public static float getFloat(ContentResolver cr, String name, float def) {
3012            return getFloatForUser(cr, name, def, UserHandle.myUserId());
3013        }
3014
3015        /** @hide */
3016        public static float getFloatForUser(ContentResolver cr, String name, float def,
3017                int userHandle) {
3018            String v = getStringForUser(cr, name, userHandle);
3019            try {
3020                return v != null ? Float.parseFloat(v) : def;
3021            } catch (NumberFormatException e) {
3022                return def;
3023            }
3024        }
3025
3026        /**
3027         * Convenience function for retrieving a single secure settings value
3028         * as a float.  Note that internally setting values are always
3029         * stored as strings; this function converts the string to a float
3030         * for you.
3031         * <p>
3032         * This version does not take a default value.  If the setting has not
3033         * been set, or the string value is not a number,
3034         * it throws {@link SettingNotFoundException}.
3035         *
3036         * @param cr The ContentResolver to access.
3037         * @param name The name of the setting to retrieve.
3038         *
3039         * @throws SettingNotFoundException Thrown if a setting by the given
3040         * name can't be found or the setting value is not a float.
3041         *
3042         * @return The setting's current value.
3043         */
3044        public static float getFloat(ContentResolver cr, String name)
3045                throws SettingNotFoundException {
3046            return getFloatForUser(cr, name, UserHandle.myUserId());
3047        }
3048
3049        /** @hide */
3050        public static float getFloatForUser(ContentResolver cr, String name, int userHandle)
3051                throws SettingNotFoundException {
3052            String v = getStringForUser(cr, name, userHandle);
3053            if (v == null) {
3054                throw new SettingNotFoundException(name);
3055            }
3056            try {
3057                return Float.parseFloat(v);
3058            } catch (NumberFormatException e) {
3059                throw new SettingNotFoundException(name);
3060            }
3061        }
3062
3063        /**
3064         * Convenience function for updating a single settings value as a
3065         * floating point number. This will either create a new entry in the
3066         * table if the given name does not exist, or modify the value of the
3067         * existing row with that name.  Note that internally setting values
3068         * are always stored as strings, so this function converts the given
3069         * value to a string before storing it.
3070         *
3071         * @param cr The ContentResolver to access.
3072         * @param name The name of the setting to modify.
3073         * @param value The new value for the setting.
3074         * @return true if the value was set, false on database errors
3075         */
3076        public static boolean putFloat(ContentResolver cr, String name, float value) {
3077            return putFloatForUser(cr, name, value, UserHandle.myUserId());
3078        }
3079
3080        /** @hide */
3081        public static boolean putFloatForUser(ContentResolver cr, String name, float value,
3082                int userHandle) {
3083            return putStringForUser(cr, name, Float.toString(value), userHandle);
3084        }
3085
3086        /**
3087         * @deprecated Use {@link android.provider.Settings.Global#DEVELOPMENT_SETTINGS_ENABLED}
3088         * instead
3089         */
3090        @Deprecated
3091        public static final String DEVELOPMENT_SETTINGS_ENABLED =
3092                Global.DEVELOPMENT_SETTINGS_ENABLED;
3093
3094        /**
3095         * When the user has enable the option to have a "bug report" command
3096         * in the power menu.
3097         * @deprecated Use {@link android.provider.Settings.Global#BUGREPORT_IN_POWER_MENU} instead
3098         * @hide
3099         */
3100        @Deprecated
3101        public static final String BUGREPORT_IN_POWER_MENU = "bugreport_in_power_menu";
3102
3103        /**
3104         * @deprecated Use {@link android.provider.Settings.Global#ADB_ENABLED} instead
3105         */
3106        @Deprecated
3107        public static final String ADB_ENABLED = Global.ADB_ENABLED;
3108
3109        /**
3110         * Setting to allow mock locations and location provider status to be injected into the
3111         * LocationManager service for testing purposes during application development.  These
3112         * locations and status values  override actual location and status information generated
3113         * by network, gps, or other location providers.
3114         */
3115        public static final String ALLOW_MOCK_LOCATION = "mock_location";
3116
3117        /**
3118         * A 64-bit number (as a hex string) that is randomly
3119         * generated on the device's first boot and should remain
3120         * constant for the lifetime of the device.  (The value may
3121         * change if a factory reset is performed on the device.)
3122         */
3123        public static final String ANDROID_ID = "android_id";
3124
3125        /**
3126         * @deprecated Use {@link android.provider.Settings.Global#BLUETOOTH_ON} instead
3127         */
3128        @Deprecated
3129        public static final String BLUETOOTH_ON = Global.BLUETOOTH_ON;
3130
3131        /**
3132         * @deprecated Use {@link android.provider.Settings.Global#DATA_ROAMING} instead
3133         */
3134        @Deprecated
3135        public static final String DATA_ROAMING = Global.DATA_ROAMING;
3136
3137        /**
3138         * Setting to record the input method used by default, holding the ID
3139         * of the desired method.
3140         */
3141        public static final String DEFAULT_INPUT_METHOD = "default_input_method";
3142
3143        /**
3144         * Setting to record the input method subtype used by default, holding the ID
3145         * of the desired method.
3146         */
3147        public static final String SELECTED_INPUT_METHOD_SUBTYPE =
3148                "selected_input_method_subtype";
3149
3150        /**
3151         * Setting to record the history of input method subtype, holding the pair of ID of IME
3152         * and its last used subtype.
3153         * @hide
3154         */
3155        public static final String INPUT_METHODS_SUBTYPE_HISTORY =
3156                "input_methods_subtype_history";
3157
3158        /**
3159         * Setting to record the visibility of input method selector
3160         */
3161        public static final String INPUT_METHOD_SELECTOR_VISIBILITY =
3162                "input_method_selector_visibility";
3163
3164        /**
3165         * @deprecated Use {@link android.provider.Settings.Global#DEVICE_PROVISIONED} instead
3166         */
3167        @Deprecated
3168        public static final String DEVICE_PROVISIONED = Global.DEVICE_PROVISIONED;
3169
3170        /**
3171         * Whether the current user has been set up via setup wizard (0 = false, 1 = true)
3172         * @hide
3173         */
3174        public static final String USER_SETUP_COMPLETE = "user_setup_complete";
3175
3176        /**
3177         * List of input methods that are currently enabled.  This is a string
3178         * containing the IDs of all enabled input methods, each ID separated
3179         * by ':'.
3180         */
3181        public static final String ENABLED_INPUT_METHODS = "enabled_input_methods";
3182
3183        /**
3184         * List of system input methods that are currently disabled.  This is a string
3185         * containing the IDs of all disabled input methods, each ID separated
3186         * by ':'.
3187         * @hide
3188         */
3189        public static final String DISABLED_SYSTEM_INPUT_METHODS = "disabled_system_input_methods";
3190
3191        /**
3192         * Host name and port for global http proxy. Uses ':' seperator for
3193         * between host and port.
3194         *
3195         * @deprecated Use {@link Global#HTTP_PROXY}
3196         */
3197        @Deprecated
3198        public static final String HTTP_PROXY = Global.HTTP_PROXY;
3199
3200        /**
3201         * @deprecated Use {@link android.provider.Settings.Global#INSTALL_NON_MARKET_APPS} instead
3202         */
3203        @Deprecated
3204        public static final String INSTALL_NON_MARKET_APPS = Global.INSTALL_NON_MARKET_APPS;
3205
3206        /**
3207         * Comma-separated list of location providers that activities may access.
3208         */
3209        public static final String LOCATION_PROVIDERS_ALLOWED = "location_providers_allowed";
3210
3211        /**
3212         * A flag containing settings used for biometric weak
3213         * @hide
3214         */
3215        public static final String LOCK_BIOMETRIC_WEAK_FLAGS =
3216                "lock_biometric_weak_flags";
3217
3218        /**
3219         * Whether autolock is enabled (0 = false, 1 = true)
3220         */
3221        public static final String LOCK_PATTERN_ENABLED = "lock_pattern_autolock";
3222
3223        /**
3224         * Whether lock pattern is visible as user enters (0 = false, 1 = true)
3225         */
3226        public static final String LOCK_PATTERN_VISIBLE = "lock_pattern_visible_pattern";
3227
3228        /**
3229         * Whether lock pattern will vibrate as user enters (0 = false, 1 =
3230         * true)
3231         *
3232         * @deprecated Starting in {@link VERSION_CODES#JELLY_BEAN_MR1} the
3233         *             lockscreen uses
3234         *             {@link Settings.System#HAPTIC_FEEDBACK_ENABLED}.
3235         */
3236        @Deprecated
3237        public static final String
3238                LOCK_PATTERN_TACTILE_FEEDBACK_ENABLED = "lock_pattern_tactile_feedback_enabled";
3239
3240        /**
3241         * This preference allows the device to be locked given time after screen goes off,
3242         * subject to current DeviceAdmin policy limits.
3243         * @hide
3244         */
3245        public static final String LOCK_SCREEN_LOCK_AFTER_TIMEOUT = "lock_screen_lock_after_timeout";
3246
3247
3248        /**
3249         * This preference contains the string that shows for owner info on LockScreen.
3250         * @hide
3251         */
3252        public static final String LOCK_SCREEN_OWNER_INFO = "lock_screen_owner_info";
3253
3254        /**
3255         * Ids of the user-selected appwidgets on the lockscreen (comma-delimited).
3256         * @hide
3257         */
3258        public static final String LOCK_SCREEN_APPWIDGET_IDS =
3259            "lock_screen_appwidget_ids";
3260
3261        /**
3262         * Id of the appwidget shown on the lock screen when appwidgets are disabled.
3263         * @hide
3264         */
3265        public static final String LOCK_SCREEN_FALLBACK_APPWIDGET_ID =
3266            "lock_screen_fallback_appwidget_id";
3267
3268        /**
3269         * Index of the lockscreen appwidget to restore, -1 if none.
3270         * @hide
3271         */
3272        public static final String LOCK_SCREEN_STICKY_APPWIDGET =
3273            "lock_screen_sticky_appwidget";
3274
3275        /**
3276         * This preference enables showing the owner info on LockScreen.
3277         * @hide
3278         */
3279        public static final String LOCK_SCREEN_OWNER_INFO_ENABLED =
3280            "lock_screen_owner_info_enabled";
3281
3282        /**
3283         * The Logging ID (a unique 64-bit value) as a hex string.
3284         * Used as a pseudonymous identifier for logging.
3285         * @deprecated This identifier is poorly initialized and has
3286         * many collisions.  It should not be used.
3287         */
3288        @Deprecated
3289        public static final String LOGGING_ID = "logging_id";
3290
3291        /**
3292         * @deprecated Use {@link android.provider.Settings.Global#NETWORK_PREFERENCE} instead
3293         */
3294        @Deprecated
3295        public static final String NETWORK_PREFERENCE = Global.NETWORK_PREFERENCE;
3296
3297        /**
3298         * No longer supported.
3299         */
3300        public static final String PARENTAL_CONTROL_ENABLED = "parental_control_enabled";
3301
3302        /**
3303         * No longer supported.
3304         */
3305        public static final String PARENTAL_CONTROL_LAST_UPDATE = "parental_control_last_update";
3306
3307        /**
3308         * No longer supported.
3309         */
3310        public static final String PARENTAL_CONTROL_REDIRECT_URL = "parental_control_redirect_url";
3311
3312        /**
3313         * Settings classname to launch when Settings is clicked from All
3314         * Applications.  Needed because of user testing between the old
3315         * and new Settings apps.
3316         */
3317        // TODO: 881807
3318        public static final String SETTINGS_CLASSNAME = "settings_classname";
3319
3320        /**
3321         * @deprecated Use {@link android.provider.Settings.Global#USB_MASS_STORAGE_ENABLED} instead
3322         */
3323        @Deprecated
3324        public static final String USB_MASS_STORAGE_ENABLED = Global.USB_MASS_STORAGE_ENABLED;
3325
3326        /**
3327         * @deprecated Use {@link android.provider.Settings.Global#USE_GOOGLE_MAIL} instead
3328         */
3329        @Deprecated
3330        public static final String USE_GOOGLE_MAIL = Global.USE_GOOGLE_MAIL;
3331
3332        /**
3333         * If accessibility is enabled.
3334         */
3335        public static final String ACCESSIBILITY_ENABLED = "accessibility_enabled";
3336
3337        /**
3338         * If touch exploration is enabled.
3339         */
3340        public static final String TOUCH_EXPLORATION_ENABLED = "touch_exploration_enabled";
3341
3342        /**
3343         * List of the enabled accessibility providers.
3344         */
3345        public static final String ENABLED_ACCESSIBILITY_SERVICES =
3346            "enabled_accessibility_services";
3347
3348        /**
3349         * List of the accessibility services to which the user has granted
3350         * permission to put the device into touch exploration mode.
3351         *
3352         * @hide
3353         */
3354        public static final String TOUCH_EXPLORATION_GRANTED_ACCESSIBILITY_SERVICES =
3355            "touch_exploration_granted_accessibility_services";
3356
3357        /**
3358         * Whether to speak passwords while in accessibility mode.
3359         */
3360        public static final String ACCESSIBILITY_SPEAK_PASSWORD = "speak_password";
3361
3362        /**
3363         * If injection of accessibility enhancing JavaScript screen-reader
3364         * is enabled.
3365         * <p>
3366         *   Note: The JavaScript based screen-reader is served by the
3367         *   Google infrastructure and enable users with disabilities to
3368         *   efficiently navigate in and explore web content.
3369         * </p>
3370         * <p>
3371         *   This property represents a boolean value.
3372         * </p>
3373         * @hide
3374         */
3375        public static final String ACCESSIBILITY_SCRIPT_INJECTION =
3376            "accessibility_script_injection";
3377
3378        /**
3379         * The URL for the injected JavaScript based screen-reader used
3380         * for providing accessibility of content in WebView.
3381         * <p>
3382         *   Note: The JavaScript based screen-reader is served by the
3383         *   Google infrastructure and enable users with disabilities to
3384         *   efficiently navigate in and explore web content.
3385         * </p>
3386         * <p>
3387         *   This property represents a string value.
3388         * </p>
3389         * @hide
3390         */
3391        public static final String ACCESSIBILITY_SCREEN_READER_URL =
3392            "accessibility_script_injection_url";
3393
3394        /**
3395         * Key bindings for navigation in built-in accessibility support for web content.
3396         * <p>
3397         *   Note: These key bindings are for the built-in accessibility navigation for
3398         *   web content which is used as a fall back solution if JavaScript in a WebView
3399         *   is not enabled or the user has not opted-in script injection from Google.
3400         * </p>
3401         * <p>
3402         *   The bindings are separated by semi-colon. A binding is a mapping from
3403         *   a key to a sequence of actions (for more details look at
3404         *   android.webkit.AccessibilityInjector). A key is represented as the hexademical
3405         *   string representation of an integer obtained from a meta state (optional) shifted
3406         *   sixteen times left and bitwise ored with a key code. An action is represented
3407         *   as a hexademical string representation of an integer where the first two digits
3408         *   are navigation action index, the second, the third, and the fourth digit pairs
3409         *   represent the action arguments. The separate actions in a binding are colon
3410         *   separated. The key and the action sequence it maps to are separated by equals.
3411         * </p>
3412         * <p>
3413         *   For example, the binding below maps the DPAD right button to traverse the
3414         *   current navigation axis once without firing an accessibility event and to
3415         *   perform the same traversal again but to fire an event:
3416         *   <code>
3417         *     0x16=0x01000100:0x01000101;
3418         *   </code>
3419         * </p>
3420         * <p>
3421         *   The goal of this binding is to enable dynamic rebinding of keys to
3422         *   navigation actions for web content without requiring a framework change.
3423         * </p>
3424         * <p>
3425         *   This property represents a string value.
3426         * </p>
3427         * @hide
3428         */
3429        public static final String ACCESSIBILITY_WEB_CONTENT_KEY_BINDINGS =
3430            "accessibility_web_content_key_bindings";
3431
3432        /**
3433         * Setting that specifies whether the display magnification is enabled.
3434         * Display magnifications allows the user to zoom in the display content
3435         * and is targeted to low vision users. The current magnification scale
3436         * is controlled by {@link #ACCESSIBILITY_DISPLAY_MAGNIFICATION_SCALE}.
3437         *
3438         * @hide
3439         */
3440        public static final String ACCESSIBILITY_DISPLAY_MAGNIFICATION_ENABLED =
3441                "accessibility_display_magnification_enabled";
3442
3443        /**
3444         * Setting that specifies what the display magnification scale is.
3445         * Display magnifications allows the user to zoom in the display
3446         * content and is targeted to low vision users. Whether a display
3447         * magnification is performed is controlled by
3448         * {@link #ACCESSIBILITY_DISPLAY_MAGNIFICATION_ENABLED}
3449         *
3450         * @hide
3451         */
3452        public static final String ACCESSIBILITY_DISPLAY_MAGNIFICATION_SCALE =
3453                "accessibility_display_magnification_scale";
3454
3455        /**
3456         * Setting that specifies whether the display magnification should be
3457         * automatically updated. If this fearture is enabled the system will
3458         * exit magnification mode or pan the viewport when a context change
3459         * occurs. For example, on staring a new activity or rotating the screen,
3460         * the system may zoom out so the user can see the new context he is in.
3461         * Another example is on showing a window that is not visible in the
3462         * magnified viewport the system may pan the viewport to make the window
3463         * the has popped up so the user knows that the context has changed.
3464         * Whether a screen magnification is performed is controlled by
3465         * {@link #ACCESSIBILITY_DISPLAY_MAGNIFICATION_ENABLED}
3466         *
3467         * @hide
3468         */
3469        public static final String ACCESSIBILITY_DISPLAY_MAGNIFICATION_AUTO_UPDATE =
3470                "accessibility_display_magnification_auto_update";
3471
3472        /**
3473         * The timout for considering a press to be a long press in milliseconds.
3474         * @hide
3475         */
3476        public static final String LONG_PRESS_TIMEOUT = "long_press_timeout";
3477
3478        /**
3479         * Setting to always use the default text-to-speech settings regardless
3480         * of the application settings.
3481         * 1 = override application settings,
3482         * 0 = use application settings (if specified).
3483         *
3484         * @deprecated  The value of this setting is no longer respected by
3485         * the framework text to speech APIs as of the Ice Cream Sandwich release.
3486         */
3487        @Deprecated
3488        public static final String TTS_USE_DEFAULTS = "tts_use_defaults";
3489
3490        /**
3491         * Default text-to-speech engine speech rate. 100 = 1x
3492         */
3493        public static final String TTS_DEFAULT_RATE = "tts_default_rate";
3494
3495        /**
3496         * Default text-to-speech engine pitch. 100 = 1x
3497         */
3498        public static final String TTS_DEFAULT_PITCH = "tts_default_pitch";
3499
3500        /**
3501         * Default text-to-speech engine.
3502         */
3503        public static final String TTS_DEFAULT_SYNTH = "tts_default_synth";
3504
3505        /**
3506         * Default text-to-speech language.
3507         *
3508         * @deprecated this setting is no longer in use, as of the Ice Cream
3509         * Sandwich release. Apps should never need to read this setting directly,
3510         * instead can query the TextToSpeech framework classes for the default
3511         * locale. {@link TextToSpeech#getLanguage()}.
3512         */
3513        @Deprecated
3514        public static final String TTS_DEFAULT_LANG = "tts_default_lang";
3515
3516        /**
3517         * Default text-to-speech country.
3518         *
3519         * @deprecated this setting is no longer in use, as of the Ice Cream
3520         * Sandwich release. Apps should never need to read this setting directly,
3521         * instead can query the TextToSpeech framework classes for the default
3522         * locale. {@link TextToSpeech#getLanguage()}.
3523         */
3524        @Deprecated
3525        public static final String TTS_DEFAULT_COUNTRY = "tts_default_country";
3526
3527        /**
3528         * Default text-to-speech locale variant.
3529         *
3530         * @deprecated this setting is no longer in use, as of the Ice Cream
3531         * Sandwich release. Apps should never need to read this setting directly,
3532         * instead can query the TextToSpeech framework classes for the
3533         * locale that is in use {@link TextToSpeech#getLanguage()}.
3534         */
3535        @Deprecated
3536        public static final String TTS_DEFAULT_VARIANT = "tts_default_variant";
3537
3538        /**
3539         * Stores the default tts locales on a per engine basis. Stored as
3540         * a comma seperated list of values, each value being of the form
3541         * {@code engine_name:locale} for example,
3542         * {@code com.foo.ttsengine:eng-USA,com.bar.ttsengine:esp-ESP}. This
3543         * supersedes {@link #TTS_DEFAULT_LANG}, {@link #TTS_DEFAULT_COUNTRY} and
3544         * {@link #TTS_DEFAULT_VARIANT}. Apps should never need to read this
3545         * setting directly, and can query the TextToSpeech framework classes
3546         * for the locale that is in use.
3547         *
3548         * @hide
3549         */
3550        public static final String TTS_DEFAULT_LOCALE = "tts_default_locale";
3551
3552        /**
3553         * Space delimited list of plugin packages that are enabled.
3554         */
3555        public static final String TTS_ENABLED_PLUGINS = "tts_enabled_plugins";
3556
3557        /**
3558         * @deprecated Use {@link android.provider.Settings.Global#WIFI_NETWORKS_AVAILABLE_NOTIFICATION_ON}
3559         * instead.
3560         */
3561        @Deprecated
3562        public static final String WIFI_NETWORKS_AVAILABLE_NOTIFICATION_ON =
3563                Global.WIFI_NETWORKS_AVAILABLE_NOTIFICATION_ON;
3564
3565        /**
3566         * @deprecated Use {@link android.provider.Settings.Global#WIFI_NETWORKS_AVAILABLE_REPEAT_DELAY}
3567         * instead.
3568         */
3569        @Deprecated
3570        public static final String WIFI_NETWORKS_AVAILABLE_REPEAT_DELAY =
3571                Global.WIFI_NETWORKS_AVAILABLE_REPEAT_DELAY;
3572
3573        /**
3574         * @deprecated Use {@link android.provider.Settings.Global#WIFI_NUM_OPEN_NETWORKS_KEPT}
3575         * instead.
3576         */
3577        @Deprecated
3578        public static final String WIFI_NUM_OPEN_NETWORKS_KEPT =
3579                Global.WIFI_NUM_OPEN_NETWORKS_KEPT;
3580
3581        /**
3582         * @deprecated Use {@link android.provider.Settings.Global#WIFI_ON}
3583         * instead.
3584         */
3585        @Deprecated
3586        public static final String WIFI_ON = Global.WIFI_ON;
3587
3588        /**
3589         * The acceptable packet loss percentage (range 0 - 100) before trying
3590         * another AP on the same network.
3591         * @deprecated This setting is not used.
3592         */
3593        @Deprecated
3594        public static final String WIFI_WATCHDOG_ACCEPTABLE_PACKET_LOSS_PERCENTAGE =
3595                "wifi_watchdog_acceptable_packet_loss_percentage";
3596
3597        /**
3598         * The number of access points required for a network in order for the
3599         * watchdog to monitor it.
3600         * @deprecated This setting is not used.
3601         */
3602        @Deprecated
3603        public static final String WIFI_WATCHDOG_AP_COUNT = "wifi_watchdog_ap_count";
3604
3605        /**
3606         * The delay between background checks.
3607         * @deprecated This setting is not used.
3608         */
3609        @Deprecated
3610        public static final String WIFI_WATCHDOG_BACKGROUND_CHECK_DELAY_MS =
3611                "wifi_watchdog_background_check_delay_ms";
3612
3613        /**
3614         * Whether the Wi-Fi watchdog is enabled for background checking even
3615         * after it thinks the user has connected to a good access point.
3616         * @deprecated This setting is not used.
3617         */
3618        @Deprecated
3619        public static final String WIFI_WATCHDOG_BACKGROUND_CHECK_ENABLED =
3620                "wifi_watchdog_background_check_enabled";
3621
3622        /**
3623         * The timeout for a background ping
3624         * @deprecated This setting is not used.
3625         */
3626        @Deprecated
3627        public static final String WIFI_WATCHDOG_BACKGROUND_CHECK_TIMEOUT_MS =
3628                "wifi_watchdog_background_check_timeout_ms";
3629
3630        /**
3631         * The number of initial pings to perform that *may* be ignored if they
3632         * fail. Again, if these fail, they will *not* be used in packet loss
3633         * calculation. For example, one network always seemed to time out for
3634         * the first couple pings, so this is set to 3 by default.
3635         * @deprecated This setting is not used.
3636         */
3637        @Deprecated
3638        public static final String WIFI_WATCHDOG_INITIAL_IGNORED_PING_COUNT =
3639            "wifi_watchdog_initial_ignored_ping_count";
3640
3641        /**
3642         * The maximum number of access points (per network) to attempt to test.
3643         * If this number is reached, the watchdog will no longer monitor the
3644         * initial connection state for the network. This is a safeguard for
3645         * networks containing multiple APs whose DNS does not respond to pings.
3646         * @deprecated This setting is not used.
3647         */
3648        @Deprecated
3649        public static final String WIFI_WATCHDOG_MAX_AP_CHECKS = "wifi_watchdog_max_ap_checks";
3650
3651        /**
3652         * @deprecated Use {@link android.provider.Settings.Global#WIFI_WATCHDOG_ON} instead
3653         */
3654        @Deprecated
3655        public static final String WIFI_WATCHDOG_ON = "wifi_watchdog_on";
3656
3657        /**
3658         * A comma-separated list of SSIDs for which the Wi-Fi watchdog should be enabled.
3659         * @deprecated This setting is not used.
3660         */
3661        @Deprecated
3662        public static final String WIFI_WATCHDOG_WATCH_LIST = "wifi_watchdog_watch_list";
3663
3664        /**
3665         * The number of pings to test if an access point is a good connection.
3666         * @deprecated This setting is not used.
3667         */
3668        @Deprecated
3669        public static final String WIFI_WATCHDOG_PING_COUNT = "wifi_watchdog_ping_count";
3670
3671        /**
3672         * The delay between pings.
3673         * @deprecated This setting is not used.
3674         */
3675        @Deprecated
3676        public static final String WIFI_WATCHDOG_PING_DELAY_MS = "wifi_watchdog_ping_delay_ms";
3677
3678        /**
3679         * The timeout per ping.
3680         * @deprecated This setting is not used.
3681         */
3682        @Deprecated
3683        public static final String WIFI_WATCHDOG_PING_TIMEOUT_MS = "wifi_watchdog_ping_timeout_ms";
3684
3685        /**
3686         * @deprecated Use
3687         * {@link android.provider.Settings.Global#WIFI_MAX_DHCP_RETRY_COUNT} instead
3688         */
3689        @Deprecated
3690        public static final String WIFI_MAX_DHCP_RETRY_COUNT = Global.WIFI_MAX_DHCP_RETRY_COUNT;
3691
3692        /**
3693         * @deprecated Use
3694         * {@link android.provider.Settings.Global#WIFI_MOBILE_DATA_TRANSITION_WAKELOCK_TIMEOUT_MS} instead
3695         */
3696        @Deprecated
3697        public static final String WIFI_MOBILE_DATA_TRANSITION_WAKELOCK_TIMEOUT_MS =
3698                Global.WIFI_MOBILE_DATA_TRANSITION_WAKELOCK_TIMEOUT_MS;
3699
3700        /**
3701         * Whether background data usage is allowed.
3702         *
3703         * @deprecated As of {@link VERSION_CODES#ICE_CREAM_SANDWICH},
3704         *             availability of background data depends on several
3705         *             combined factors. When background data is unavailable,
3706         *             {@link ConnectivityManager#getActiveNetworkInfo()} will
3707         *             now appear disconnected.
3708         */
3709        @Deprecated
3710        public static final String BACKGROUND_DATA = "background_data";
3711
3712        /**
3713         * Origins for which browsers should allow geolocation by default.
3714         * The value is a space-separated list of origins.
3715         */
3716        public static final String ALLOWED_GEOLOCATION_ORIGINS
3717                = "allowed_geolocation_origins";
3718
3719        /**
3720         * The preferred TTY mode     0 = TTy Off, CDMA default
3721         *                            1 = TTY Full
3722         *                            2 = TTY HCO
3723         *                            3 = TTY VCO
3724         * @hide
3725         */
3726        public static final String PREFERRED_TTY_MODE =
3727                "preferred_tty_mode";
3728
3729        /**
3730         * Whether the enhanced voice privacy mode is enabled.
3731         * 0 = normal voice privacy
3732         * 1 = enhanced voice privacy
3733         * @hide
3734         */
3735        public static final String ENHANCED_VOICE_PRIVACY_ENABLED = "enhanced_voice_privacy_enabled";
3736
3737        /**
3738         * Whether the TTY mode mode is enabled.
3739         * 0 = disabled
3740         * 1 = enabled
3741         * @hide
3742         */
3743        public static final String TTY_MODE_ENABLED = "tty_mode_enabled";
3744
3745        /**
3746         * Controls whether settings backup is enabled.
3747         * Type: int ( 0 = disabled, 1 = enabled )
3748         * @hide
3749         */
3750        public static final String BACKUP_ENABLED = "backup_enabled";
3751
3752        /**
3753         * Controls whether application data is automatically restored from backup
3754         * at install time.
3755         * Type: int ( 0 = disabled, 1 = enabled )
3756         * @hide
3757         */
3758        public static final String BACKUP_AUTO_RESTORE = "backup_auto_restore";
3759
3760        /**
3761         * Indicates whether settings backup has been fully provisioned.
3762         * Type: int ( 0 = unprovisioned, 1 = fully provisioned )
3763         * @hide
3764         */
3765        public static final String BACKUP_PROVISIONED = "backup_provisioned";
3766
3767        /**
3768         * Component of the transport to use for backup/restore.
3769         * @hide
3770         */
3771        public static final String BACKUP_TRANSPORT = "backup_transport";
3772
3773        /**
3774         * Version for which the setup wizard was last shown.  Bumped for
3775         * each release when there is new setup information to show.
3776         * @hide
3777         */
3778        public static final String LAST_SETUP_SHOWN = "last_setup_shown";
3779
3780        /**
3781         * The interval in milliseconds after which Wi-Fi is considered idle.
3782         * When idle, it is possible for the device to be switched from Wi-Fi to
3783         * the mobile data network.
3784         * @hide
3785         * @deprecated Use {@link android.provider.Settings.Global#WIFI_IDLE_MS}
3786         * instead.
3787         */
3788        @Deprecated
3789        public static final String WIFI_IDLE_MS = Global.WIFI_IDLE_MS;
3790
3791        /**
3792         * The global search provider chosen by the user (if multiple global
3793         * search providers are installed). This will be the provider returned
3794         * by {@link SearchManager#getGlobalSearchActivity()} if it's still
3795         * installed. This setting is stored as a flattened component name as
3796         * per {@link ComponentName#flattenToString()}.
3797         *
3798         * @hide
3799         */
3800        public static final String SEARCH_GLOBAL_SEARCH_ACTIVITY =
3801                "search_global_search_activity";
3802
3803        /**
3804         * The number of promoted sources in GlobalSearch.
3805         * @hide
3806         */
3807        public static final String SEARCH_NUM_PROMOTED_SOURCES = "search_num_promoted_sources";
3808        /**
3809         * The maximum number of suggestions returned by GlobalSearch.
3810         * @hide
3811         */
3812        public static final String SEARCH_MAX_RESULTS_TO_DISPLAY = "search_max_results_to_display";
3813        /**
3814         * The number of suggestions GlobalSearch will ask each non-web search source for.
3815         * @hide
3816         */
3817        public static final String SEARCH_MAX_RESULTS_PER_SOURCE = "search_max_results_per_source";
3818        /**
3819         * The number of suggestions the GlobalSearch will ask the web search source for.
3820         * @hide
3821         */
3822        public static final String SEARCH_WEB_RESULTS_OVERRIDE_LIMIT =
3823                "search_web_results_override_limit";
3824        /**
3825         * The number of milliseconds that GlobalSearch will wait for suggestions from
3826         * promoted sources before continuing with all other sources.
3827         * @hide
3828         */
3829        public static final String SEARCH_PROMOTED_SOURCE_DEADLINE_MILLIS =
3830                "search_promoted_source_deadline_millis";
3831        /**
3832         * The number of milliseconds before GlobalSearch aborts search suggesiton queries.
3833         * @hide
3834         */
3835        public static final String SEARCH_SOURCE_TIMEOUT_MILLIS = "search_source_timeout_millis";
3836        /**
3837         * The maximum number of milliseconds that GlobalSearch shows the previous results
3838         * after receiving a new query.
3839         * @hide
3840         */
3841        public static final String SEARCH_PREFILL_MILLIS = "search_prefill_millis";
3842        /**
3843         * The maximum age of log data used for shortcuts in GlobalSearch.
3844         * @hide
3845         */
3846        public static final String SEARCH_MAX_STAT_AGE_MILLIS = "search_max_stat_age_millis";
3847        /**
3848         * The maximum age of log data used for source ranking in GlobalSearch.
3849         * @hide
3850         */
3851        public static final String SEARCH_MAX_SOURCE_EVENT_AGE_MILLIS =
3852                "search_max_source_event_age_millis";
3853        /**
3854         * The minimum number of impressions needed to rank a source in GlobalSearch.
3855         * @hide
3856         */
3857        public static final String SEARCH_MIN_IMPRESSIONS_FOR_SOURCE_RANKING =
3858                "search_min_impressions_for_source_ranking";
3859        /**
3860         * The minimum number of clicks needed to rank a source in GlobalSearch.
3861         * @hide
3862         */
3863        public static final String SEARCH_MIN_CLICKS_FOR_SOURCE_RANKING =
3864                "search_min_clicks_for_source_ranking";
3865        /**
3866         * The maximum number of shortcuts shown by GlobalSearch.
3867         * @hide
3868         */
3869        public static final String SEARCH_MAX_SHORTCUTS_RETURNED = "search_max_shortcuts_returned";
3870        /**
3871         * The size of the core thread pool for suggestion queries in GlobalSearch.
3872         * @hide
3873         */
3874        public static final String SEARCH_QUERY_THREAD_CORE_POOL_SIZE =
3875                "search_query_thread_core_pool_size";
3876        /**
3877         * The maximum size of the thread pool for suggestion queries in GlobalSearch.
3878         * @hide
3879         */
3880        public static final String SEARCH_QUERY_THREAD_MAX_POOL_SIZE =
3881                "search_query_thread_max_pool_size";
3882        /**
3883         * The size of the core thread pool for shortcut refreshing in GlobalSearch.
3884         * @hide
3885         */
3886        public static final String SEARCH_SHORTCUT_REFRESH_CORE_POOL_SIZE =
3887                "search_shortcut_refresh_core_pool_size";
3888        /**
3889         * The maximum size of the thread pool for shortcut refreshing in GlobalSearch.
3890         * @hide
3891         */
3892        public static final String SEARCH_SHORTCUT_REFRESH_MAX_POOL_SIZE =
3893                "search_shortcut_refresh_max_pool_size";
3894        /**
3895         * The maximun time that excess threads in the GlobalSeach thread pools will
3896         * wait before terminating.
3897         * @hide
3898         */
3899        public static final String SEARCH_THREAD_KEEPALIVE_SECONDS =
3900                "search_thread_keepalive_seconds";
3901        /**
3902         * The maximum number of concurrent suggestion queries to each source.
3903         * @hide
3904         */
3905        public static final String SEARCH_PER_SOURCE_CONCURRENT_QUERY_LIMIT =
3906                "search_per_source_concurrent_query_limit";
3907
3908        /**
3909         * Whether or not alert sounds are played on MountService events. (0 = false, 1 = true)
3910         * @hide
3911         */
3912        public static final String MOUNT_PLAY_NOTIFICATION_SND = "mount_play_not_snd";
3913
3914        /**
3915         * Whether or not UMS auto-starts on UMS host detection. (0 = false, 1 = true)
3916         * @hide
3917         */
3918        public static final String MOUNT_UMS_AUTOSTART = "mount_ums_autostart";
3919
3920        /**
3921         * Whether or not a notification is displayed on UMS host detection. (0 = false, 1 = true)
3922         * @hide
3923         */
3924        public static final String MOUNT_UMS_PROMPT = "mount_ums_prompt";
3925
3926        /**
3927         * Whether or not a notification is displayed while UMS is enabled. (0 = false, 1 = true)
3928         * @hide
3929         */
3930        public static final String MOUNT_UMS_NOTIFY_ENABLED = "mount_ums_notify_enabled";
3931
3932        /**
3933         * If nonzero, ANRs in invisible background processes bring up a dialog.
3934         * Otherwise, the process will be silently killed.
3935         * @hide
3936         */
3937        public static final String ANR_SHOW_BACKGROUND = "anr_show_background";
3938
3939        /**
3940         * The {@link ComponentName} string of the service to be used as the voice recognition
3941         * service.
3942         *
3943         * @hide
3944         */
3945        public static final String VOICE_RECOGNITION_SERVICE = "voice_recognition_service";
3946
3947
3948        /**
3949         * The {@link ComponentName} string of the selected spell checker service which is
3950         * one of the services managed by the text service manager.
3951         *
3952         * @hide
3953         */
3954        public static final String SELECTED_SPELL_CHECKER = "selected_spell_checker";
3955
3956        /**
3957         * The {@link ComponentName} string of the selected subtype of the selected spell checker
3958         * service which is one of the services managed by the text service manager.
3959         *
3960         * @hide
3961         */
3962        public static final String SELECTED_SPELL_CHECKER_SUBTYPE =
3963                "selected_spell_checker_subtype";
3964
3965        /**
3966         * The {@link ComponentName} string whether spell checker is enabled or not.
3967         *
3968         * @hide
3969         */
3970        public static final String SPELL_CHECKER_ENABLED = "spell_checker_enabled";
3971
3972        /**
3973         * What happens when the user presses the Power button while in-call
3974         * and the screen is on.<br/>
3975         * <b>Values:</b><br/>
3976         * 1 - The Power button turns off the screen and locks the device. (Default behavior)<br/>
3977         * 2 - The Power button hangs up the current call.<br/>
3978         *
3979         * @hide
3980         */
3981        public static final String INCALL_POWER_BUTTON_BEHAVIOR = "incall_power_button_behavior";
3982
3983        /**
3984         * INCALL_POWER_BUTTON_BEHAVIOR value for "turn off screen".
3985         * @hide
3986         */
3987        public static final int INCALL_POWER_BUTTON_BEHAVIOR_SCREEN_OFF = 0x1;
3988
3989        /**
3990         * INCALL_POWER_BUTTON_BEHAVIOR value for "hang up".
3991         * @hide
3992         */
3993        public static final int INCALL_POWER_BUTTON_BEHAVIOR_HANGUP = 0x2;
3994
3995        /**
3996         * INCALL_POWER_BUTTON_BEHAVIOR default value.
3997         * @hide
3998         */
3999        public static final int INCALL_POWER_BUTTON_BEHAVIOR_DEFAULT =
4000                INCALL_POWER_BUTTON_BEHAVIOR_SCREEN_OFF;
4001
4002        /**
4003         * The current night mode that has been selected by the user.  Owned
4004         * and controlled by UiModeManagerService.  Constants are as per
4005         * UiModeManager.
4006         * @hide
4007         */
4008        public static final String UI_NIGHT_MODE = "ui_night_mode";
4009
4010        /**
4011         * Whether screensavers are enabled.
4012         * @hide
4013         */
4014        public static final String SCREENSAVER_ENABLED = "screensaver_enabled";
4015
4016        /**
4017         * The user's chosen screensaver components.
4018         *
4019         * These will be launched by the PhoneWindowManager after a timeout when not on
4020         * battery, or upon dock insertion (if SCREENSAVER_ACTIVATE_ON_DOCK is set to 1).
4021         * @hide
4022         */
4023        public static final String SCREENSAVER_COMPONENTS = "screensaver_components";
4024
4025        /**
4026         * If screensavers are enabled, whether the screensaver should be automatically launched
4027         * when the device is inserted into a (desk) dock.
4028         * @hide
4029         */
4030        public static final String SCREENSAVER_ACTIVATE_ON_DOCK = "screensaver_activate_on_dock";
4031
4032        /**
4033         * If screensavers are enabled, whether the screensaver should be automatically launched
4034         * when the screen times out when not on battery.
4035         * @hide
4036         */
4037        public static final String SCREENSAVER_ACTIVATE_ON_SLEEP = "screensaver_activate_on_sleep";
4038
4039        /**
4040         * If screensavers are enabled, the default screensaver component.
4041         * @hide
4042         */
4043        public static final String SCREENSAVER_DEFAULT_COMPONENT = "screensaver_default_component";
4044
4045        /**
4046         * This are the settings to be backed up.
4047         *
4048         * NOTE: Settings are backed up and restored in the order they appear
4049         *       in this array. If you have one setting depending on another,
4050         *       make sure that they are ordered appropriately.
4051         *
4052         * @hide
4053         */
4054        public static final String[] SETTINGS_TO_BACKUP = {
4055            BUGREPORT_IN_POWER_MENU,                            // moved to global
4056            ALLOW_MOCK_LOCATION,
4057            PARENTAL_CONTROL_ENABLED,
4058            PARENTAL_CONTROL_REDIRECT_URL,
4059            USB_MASS_STORAGE_ENABLED,                           // moved to global
4060            ACCESSIBILITY_DISPLAY_MAGNIFICATION_ENABLED,
4061            ACCESSIBILITY_DISPLAY_MAGNIFICATION_SCALE,
4062            ACCESSIBILITY_DISPLAY_MAGNIFICATION_AUTO_UPDATE,
4063            ACCESSIBILITY_SCRIPT_INJECTION,
4064            BACKUP_AUTO_RESTORE,
4065            ENABLED_ACCESSIBILITY_SERVICES,
4066            TOUCH_EXPLORATION_GRANTED_ACCESSIBILITY_SERVICES,
4067            TOUCH_EXPLORATION_ENABLED,
4068            ACCESSIBILITY_ENABLED,
4069            ACCESSIBILITY_SPEAK_PASSWORD,
4070            TTS_USE_DEFAULTS,
4071            TTS_DEFAULT_RATE,
4072            TTS_DEFAULT_PITCH,
4073            TTS_DEFAULT_SYNTH,
4074            TTS_DEFAULT_LANG,
4075            TTS_DEFAULT_COUNTRY,
4076            TTS_ENABLED_PLUGINS,
4077            TTS_DEFAULT_LOCALE,
4078            WIFI_NETWORKS_AVAILABLE_NOTIFICATION_ON,            // moved to global
4079            WIFI_NETWORKS_AVAILABLE_REPEAT_DELAY,               // moved to global
4080            WIFI_NUM_OPEN_NETWORKS_KEPT,                        // moved to global
4081            MOUNT_PLAY_NOTIFICATION_SND,
4082            MOUNT_UMS_AUTOSTART,
4083            MOUNT_UMS_PROMPT,
4084            MOUNT_UMS_NOTIFY_ENABLED,
4085            UI_NIGHT_MODE,
4086            LOCK_SCREEN_OWNER_INFO,
4087            LOCK_SCREEN_OWNER_INFO_ENABLED
4088        };
4089
4090        /**
4091         * Helper method for determining if a location provider is enabled.
4092         * @param cr the content resolver to use
4093         * @param provider the location provider to query
4094         * @return true if the provider is enabled
4095         */
4096        public static final boolean isLocationProviderEnabled(ContentResolver cr, String provider) {
4097            return isLocationProviderEnabledForUser(cr, provider, UserHandle.myUserId());
4098        }
4099
4100        /**
4101         * Helper method for determining if a location provider is enabled.
4102         * @param cr the content resolver to use
4103         * @param provider the location provider to query
4104         * @param userId the userId to query
4105         * @return true if the provider is enabled
4106         * @hide
4107         */
4108        public static final boolean isLocationProviderEnabledForUser(ContentResolver cr, String provider, int userId) {
4109            String allowedProviders = Settings.Secure.getStringForUser(cr,
4110                    LOCATION_PROVIDERS_ALLOWED, userId);
4111            return TextUtils.delimitedStringContains(allowedProviders, ',', provider);
4112        }
4113
4114        /**
4115         * Thread-safe method for enabling or disabling a single location provider.
4116         * @param cr the content resolver to use
4117         * @param provider the location provider to enable or disable
4118         * @param enabled true if the provider should be enabled
4119         */
4120        public static final void setLocationProviderEnabled(ContentResolver cr,
4121                String provider, boolean enabled) {
4122            setLocationProviderEnabledForUser(cr, provider, enabled, UserHandle.myUserId());
4123        }
4124
4125        /**
4126         * Thread-safe method for enabling or disabling a single location provider.
4127         * @param cr the content resolver to use
4128         * @param provider the location provider to enable or disable
4129         * @param enabled true if the provider should be enabled
4130         * @param userId the userId for which to enable/disable providers
4131         * @hide
4132         */
4133        public static final void setLocationProviderEnabledForUser(ContentResolver cr,
4134                String provider, boolean enabled, int userId) {
4135            // to ensure thread safety, we write the provider name with a '+' or '-'
4136            // and let the SettingsProvider handle it rather than reading and modifying
4137            // the list of enabled providers.
4138            if (enabled) {
4139                provider = "+" + provider;
4140            } else {
4141                provider = "-" + provider;
4142            }
4143            putStringForUser(cr, Settings.Secure.LOCATION_PROVIDERS_ALLOWED, provider,
4144                    userId);
4145        }
4146    }
4147
4148    /**
4149     * Global system settings, containing preferences that always apply identically
4150     * to all defined users.  Applications can read these but are not allowed to write;
4151     * like the "Secure" settings, these are for preferences that the user must
4152     * explicitly modify through the system UI or specialized APIs for those values.
4153     */
4154    public static final class Global extends NameValueTable {
4155        public static final String SYS_PROP_SETTING_VERSION = "sys.settings_global_version";
4156
4157        /**
4158         * The content:// style URL for global secure settings items.  Not public.
4159         */
4160        public static final Uri CONTENT_URI = Uri.parse("content://" + AUTHORITY + "/global");
4161
4162        /**
4163         * Setting whether the global gesture for enabling accessibility is enabled.
4164         * If this gesture is enabled the user will be able to perfrom it to enable
4165         * the accessibility state without visiting the settings app.
4166         * @hide
4167         */
4168        public static final String ENABLE_ACCESSIBILITY_GLOBAL_GESTURE_ENABLED =
4169                "enable_accessibility_global_gesture_enabled";
4170
4171        /**
4172         * Whether Airplane Mode is on.
4173         */
4174        public static final String AIRPLANE_MODE_ON = "airplane_mode_on";
4175
4176        /**
4177         * Constant for use in AIRPLANE_MODE_RADIOS to specify Bluetooth radio.
4178         */
4179        public static final String RADIO_BLUETOOTH = "bluetooth";
4180
4181        /**
4182         * Constant for use in AIRPLANE_MODE_RADIOS to specify Wi-Fi radio.
4183         */
4184        public static final String RADIO_WIFI = "wifi";
4185
4186        /**
4187         * {@hide}
4188         */
4189        public static final String RADIO_WIMAX = "wimax";
4190        /**
4191         * Constant for use in AIRPLANE_MODE_RADIOS to specify Cellular radio.
4192         */
4193        public static final String RADIO_CELL = "cell";
4194
4195        /**
4196         * Constant for use in AIRPLANE_MODE_RADIOS to specify NFC radio.
4197         */
4198        public static final String RADIO_NFC = "nfc";
4199
4200        /**
4201         * A comma separated list of radios that need to be disabled when airplane mode
4202         * is on. This overrides WIFI_ON and BLUETOOTH_ON, if Wi-Fi and bluetooth are
4203         * included in the comma separated list.
4204         */
4205        public static final String AIRPLANE_MODE_RADIOS = "airplane_mode_radios";
4206
4207        /**
4208         * A comma separated list of radios that should to be disabled when airplane mode
4209         * is on, but can be manually reenabled by the user.  For example, if RADIO_WIFI is
4210         * added to both AIRPLANE_MODE_RADIOS and AIRPLANE_MODE_TOGGLEABLE_RADIOS, then Wifi
4211         * will be turned off when entering airplane mode, but the user will be able to reenable
4212         * Wifi in the Settings app.
4213         *
4214         * {@hide}
4215         */
4216        public static final String AIRPLANE_MODE_TOGGLEABLE_RADIOS = "airplane_mode_toggleable_radios";
4217
4218        /**
4219         * The policy for deciding when Wi-Fi should go to sleep (which will in
4220         * turn switch to using the mobile data as an Internet connection).
4221         * <p>
4222         * Set to one of {@link #WIFI_SLEEP_POLICY_DEFAULT},
4223         * {@link #WIFI_SLEEP_POLICY_NEVER_WHILE_PLUGGED}, or
4224         * {@link #WIFI_SLEEP_POLICY_NEVER}.
4225         */
4226        public static final String WIFI_SLEEP_POLICY = "wifi_sleep_policy";
4227
4228        /**
4229         * Value for {@link #WIFI_SLEEP_POLICY} to use the default Wi-Fi sleep
4230         * policy, which is to sleep shortly after the turning off
4231         * according to the {@link #STAY_ON_WHILE_PLUGGED_IN} setting.
4232         */
4233        public static final int WIFI_SLEEP_POLICY_DEFAULT = 0;
4234
4235        /**
4236         * Value for {@link #WIFI_SLEEP_POLICY} to use the default policy when
4237         * the device is on battery, and never go to sleep when the device is
4238         * plugged in.
4239         */
4240        public static final int WIFI_SLEEP_POLICY_NEVER_WHILE_PLUGGED = 1;
4241
4242        /**
4243         * Value for {@link #WIFI_SLEEP_POLICY} to never go to sleep.
4244         */
4245        public static final int WIFI_SLEEP_POLICY_NEVER = 2;
4246
4247        /**
4248         * Value to specify if the user prefers the date, time and time zone
4249         * to be automatically fetched from the network (NITZ). 1=yes, 0=no
4250         */
4251        public static final String AUTO_TIME = "auto_time";
4252
4253        /**
4254         * Value to specify if the user prefers the time zone
4255         * to be automatically fetched from the network (NITZ). 1=yes, 0=no
4256         */
4257        public static final String AUTO_TIME_ZONE = "auto_time_zone";
4258
4259        /**
4260         * URI for the car dock "in" event sound.
4261         * @hide
4262         */
4263        public static final String CAR_DOCK_SOUND = "car_dock_sound";
4264
4265        /**
4266         * URI for the car dock "out" event sound.
4267         * @hide
4268         */
4269        public static final String CAR_UNDOCK_SOUND = "car_undock_sound";
4270
4271        /**
4272         * URI for the desk dock "in" event sound.
4273         * @hide
4274         */
4275        public static final String DESK_DOCK_SOUND = "desk_dock_sound";
4276
4277        /**
4278         * URI for the desk dock "out" event sound.
4279         * @hide
4280         */
4281        public static final String DESK_UNDOCK_SOUND = "desk_undock_sound";
4282
4283        /**
4284         * Whether to play a sound for dock events.
4285         * @hide
4286         */
4287        public static final String DOCK_SOUNDS_ENABLED = "dock_sounds_enabled";
4288
4289        /**
4290         * URI for the "device locked" (keyguard shown) sound.
4291         * @hide
4292         */
4293        public static final String LOCK_SOUND = "lock_sound";
4294
4295        /**
4296         * URI for the "device unlocked" sound.
4297         * @hide
4298         */
4299        public static final String UNLOCK_SOUND = "unlock_sound";
4300
4301        /**
4302         * URI for the low battery sound file.
4303         * @hide
4304         */
4305        public static final String LOW_BATTERY_SOUND = "low_battery_sound";
4306
4307        /**
4308         * Whether to play a sound for low-battery alerts.
4309         * @hide
4310         */
4311        public static final String POWER_SOUNDS_ENABLED = "power_sounds_enabled";
4312
4313        /**
4314         * URI for the "wireless charging started" sound.
4315         * @hide
4316         */
4317        public static final String WIRELESS_CHARGING_STARTED_SOUND =
4318                "wireless_charging_started_sound";
4319
4320        /**
4321         * Whether we keep the device on while the device is plugged in.
4322         * Supported values are:
4323         * <ul>
4324         * <li>{@code 0} to never stay on while plugged in</li>
4325         * <li>{@link BatteryManager#BATTERY_PLUGGED_AC} to stay on for AC charger</li>
4326         * <li>{@link BatteryManager#BATTERY_PLUGGED_USB} to stay on for USB charger</li>
4327         * <li>{@link BatteryManager#BATTERY_PLUGGED_WIRELESS} to stay on for wireless charger</li>
4328         * </ul>
4329         * These values can be OR-ed together.
4330         */
4331        public static final String STAY_ON_WHILE_PLUGGED_IN = "stay_on_while_plugged_in";
4332
4333        /**
4334         * When the user has enable the option to have a "bug report" command
4335         * in the power menu.
4336         * @hide
4337         */
4338        public static final String BUGREPORT_IN_POWER_MENU = "bugreport_in_power_menu";
4339
4340        /**
4341         * Whether ADB is enabled.
4342         */
4343        public static final String ADB_ENABLED = "adb_enabled";
4344
4345        /**
4346         * Whether assisted GPS should be enabled or not.
4347         * @hide
4348         */
4349        public static final String ASSISTED_GPS_ENABLED = "assisted_gps_enabled";
4350
4351        /**
4352         * Whether bluetooth is enabled/disabled
4353         * 0=disabled. 1=enabled.
4354         */
4355        public static final String BLUETOOTH_ON = "bluetooth_on";
4356
4357        /**
4358         * CDMA Cell Broadcast SMS
4359         *                            0 = CDMA Cell Broadcast SMS disabled
4360         *                            1 = CDMA Cell Broadcast SMS enabled
4361         * @hide
4362         */
4363        public static final String CDMA_CELL_BROADCAST_SMS =
4364                "cdma_cell_broadcast_sms";
4365
4366        /**
4367         * The CDMA roaming mode 0 = Home Networks, CDMA default
4368         *                       1 = Roaming on Affiliated networks
4369         *                       2 = Roaming on any networks
4370         * @hide
4371         */
4372        public static final String CDMA_ROAMING_MODE = "roaming_settings";
4373
4374        /**
4375         * The CDMA subscription mode 0 = RUIM/SIM (default)
4376         *                                1 = NV
4377         * @hide
4378         */
4379        public static final String CDMA_SUBSCRIPTION_MODE = "subscription_mode";
4380
4381        /** Inactivity timeout to track mobile data activity.
4382        *
4383        * If set to a positive integer, it indicates the inactivity timeout value in seconds to
4384        * infer the data activity of mobile network. After a period of no activity on mobile
4385        * networks with length specified by the timeout, an {@code ACTION_DATA_ACTIVITY_CHANGE}
4386        * intent is fired to indicate a transition of network status from "active" to "idle". Any
4387        * subsequent activity on mobile networks triggers the firing of {@code
4388        * ACTION_DATA_ACTIVITY_CHANGE} intent indicating transition from "idle" to "active".
4389        *
4390        * Network activity refers to transmitting or receiving data on the network interfaces.
4391        *
4392        * Tracking is disabled if set to zero or negative value.
4393        *
4394        * @hide
4395        */
4396       public static final String DATA_ACTIVITY_TIMEOUT_MOBILE = "data_activity_timeout_mobile";
4397
4398       /** Timeout to tracking Wifi data activity. Same as {@code DATA_ACTIVITY_TIMEOUT_MOBILE}
4399        * but for Wifi network.
4400        * @hide
4401        */
4402       public static final String DATA_ACTIVITY_TIMEOUT_WIFI = "data_activity_timeout_wifi";
4403
4404       /**
4405        * Whether or not data roaming is enabled. (0 = false, 1 = true)
4406        */
4407       public static final String DATA_ROAMING = "data_roaming";
4408
4409       /**
4410        * Whether user has enabled development settings.
4411        */
4412       public static final String DEVELOPMENT_SETTINGS_ENABLED = "development_settings_enabled";
4413
4414       /**
4415        * Whether the device has been provisioned (0 = false, 1 = true)
4416        */
4417       public static final String DEVICE_PROVISIONED = "device_provisioned";
4418
4419       /**
4420        * The saved value for WindowManagerService.setForcedDisplayDensity().
4421        * One integer in dpi.  If unset, then use the real display density.
4422        * @hide
4423        */
4424       public static final String DISPLAY_DENSITY_FORCED = "display_density_forced";
4425
4426       /**
4427        * The saved value for WindowManagerService.setForcedDisplaySize().
4428        * Two integers separated by a comma.  If unset, then use the real display size.
4429        * @hide
4430        */
4431       public static final String DISPLAY_SIZE_FORCED = "display_size_forced";
4432
4433       /**
4434        * The maximum size, in bytes, of a download that the download manager will transfer over
4435        * a non-wifi connection.
4436        * @hide
4437        */
4438       public static final String DOWNLOAD_MAX_BYTES_OVER_MOBILE =
4439               "download_manager_max_bytes_over_mobile";
4440
4441       /**
4442        * The recommended maximum size, in bytes, of a download that the download manager should
4443        * transfer over a non-wifi connection. Over this size, the use will be warned, but will
4444        * have the option to start the download over the mobile connection anyway.
4445        * @hide
4446        */
4447       public static final String DOWNLOAD_RECOMMENDED_MAX_BYTES_OVER_MOBILE =
4448               "download_manager_recommended_max_bytes_over_mobile";
4449
4450       /**
4451        * Whether the package installer should allow installation of apps downloaded from
4452        * sources other than Google Play.
4453        *
4454        * 1 = allow installing from other sources
4455        * 0 = only allow installing from Google Play
4456        */
4457       public static final String INSTALL_NON_MARKET_APPS = "install_non_market_apps";
4458
4459       /**
4460        * Whether mobile data connections are allowed by the user.  See
4461        * ConnectivityManager for more info.
4462        * @hide
4463        */
4464       public static final String MOBILE_DATA = "mobile_data";
4465
4466       /** {@hide} */
4467       public static final String NETSTATS_ENABLED = "netstats_enabled";
4468       /** {@hide} */
4469       public static final String NETSTATS_POLL_INTERVAL = "netstats_poll_interval";
4470       /** {@hide} */
4471       public static final String NETSTATS_TIME_CACHE_MAX_AGE = "netstats_time_cache_max_age";
4472       /** {@hide} */
4473       public static final String NETSTATS_GLOBAL_ALERT_BYTES = "netstats_global_alert_bytes";
4474       /** {@hide} */
4475       public static final String NETSTATS_SAMPLE_ENABLED = "netstats_sample_enabled";
4476       /** {@hide} */
4477       public static final String NETSTATS_REPORT_XT_OVER_DEV = "netstats_report_xt_over_dev";
4478
4479       /** {@hide} */
4480       public static final String NETSTATS_DEV_BUCKET_DURATION = "netstats_dev_bucket_duration";
4481       /** {@hide} */
4482       public static final String NETSTATS_DEV_PERSIST_BYTES = "netstats_dev_persist_bytes";
4483       /** {@hide} */
4484       public static final String NETSTATS_DEV_ROTATE_AGE = "netstats_dev_rotate_age";
4485       /** {@hide} */
4486       public static final String NETSTATS_DEV_DELETE_AGE = "netstats_dev_delete_age";
4487
4488       /** {@hide} */
4489       public static final String NETSTATS_UID_BUCKET_DURATION = "netstats_uid_bucket_duration";
4490       /** {@hide} */
4491       public static final String NETSTATS_UID_PERSIST_BYTES = "netstats_uid_persist_bytes";
4492       /** {@hide} */
4493       public static final String NETSTATS_UID_ROTATE_AGE = "netstats_uid_rotate_age";
4494       /** {@hide} */
4495       public static final String NETSTATS_UID_DELETE_AGE = "netstats_uid_delete_age";
4496
4497       /** {@hide} */
4498       public static final String NETSTATS_UID_TAG_BUCKET_DURATION = "netstats_uid_tag_bucket_duration";
4499       /** {@hide} */
4500       public static final String NETSTATS_UID_TAG_PERSIST_BYTES = "netstats_uid_tag_persist_bytes";
4501       /** {@hide} */
4502       public static final String NETSTATS_UID_TAG_ROTATE_AGE = "netstats_uid_tag_rotate_age";
4503       /** {@hide} */
4504       public static final String NETSTATS_UID_TAG_DELETE_AGE = "netstats_uid_tag_delete_age";
4505
4506       /**
4507        * User preference for which network(s) should be used. Only the
4508        * connectivity service should touch this.
4509        */
4510       public static final String NETWORK_PREFERENCE = "network_preference";
4511
4512       /**
4513        * If the NITZ_UPDATE_DIFF time is exceeded then an automatic adjustment
4514        * to SystemClock will be allowed even if NITZ_UPDATE_SPACING has not been
4515        * exceeded.
4516        * @hide
4517        */
4518       public static final String NITZ_UPDATE_DIFF = "nitz_update_diff";
4519
4520       /**
4521        * The length of time in milli-seconds that automatic small adjustments to
4522        * SystemClock are ignored if NITZ_UPDATE_DIFF is not exceeded.
4523        * @hide
4524        */
4525       public static final String NITZ_UPDATE_SPACING = "nitz_update_spacing";
4526
4527       /** Preferred NTP server. {@hide} */
4528       public static final String NTP_SERVER = "ntp_server";
4529       /** Timeout in milliseconds to wait for NTP server. {@hide} */
4530       public static final String NTP_TIMEOUT = "ntp_timeout";
4531
4532       /**
4533        * Whether the package manager should send package verification broadcasts for verifiers to
4534        * review apps prior to installation.
4535        * 1 = request apps to be verified prior to installation, if a verifier exists.
4536        * 0 = do not verify apps before installation
4537        * @hide
4538        */
4539       public static final String PACKAGE_VERIFIER_ENABLE = "package_verifier_enable";
4540
4541       /** Timeout for package verification.
4542        * @hide */
4543       public static final String PACKAGE_VERIFIER_TIMEOUT = "verifier_timeout";
4544
4545       /** Default response code for package verification.
4546        * @hide */
4547       public static final String PACKAGE_VERIFIER_DEFAULT_RESPONSE = "verifier_default_response";
4548
4549       /**
4550        * Show package verification setting in the Settings app.
4551        * 1 = show (default)
4552        * 0 = hide
4553        * @hide
4554        */
4555       public static final String PACKAGE_VERIFIER_SETTING_VISIBLE = "verifier_setting_visible";
4556
4557       /**
4558        * Run package verificaiton on apps installed through ADB/ADT/USB
4559        * 1 = perform package verification on ADB installs (default)
4560        * 0 = bypass package verification on ADB installs
4561        * @hide
4562        */
4563       public static final String PACKAGE_VERIFIER_INCLUDE_ADB = "verifier_verify_adb_installs";
4564
4565       /**
4566        * The interval in milliseconds at which to check packet counts on the
4567        * mobile data interface when screen is on, to detect possible data
4568        * connection problems.
4569        * @hide
4570        */
4571       public static final String PDP_WATCHDOG_POLL_INTERVAL_MS =
4572               "pdp_watchdog_poll_interval_ms";
4573
4574       /**
4575        * The interval in milliseconds at which to check packet counts on the
4576        * mobile data interface when screen is off, to detect possible data
4577        * connection problems.
4578        * @hide
4579        */
4580       public static final String PDP_WATCHDOG_LONG_POLL_INTERVAL_MS =
4581               "pdp_watchdog_long_poll_interval_ms";
4582
4583       /**
4584        * The interval in milliseconds at which to check packet counts on the
4585        * mobile data interface after {@link #PDP_WATCHDOG_TRIGGER_PACKET_COUNT}
4586        * outgoing packets has been reached without incoming packets.
4587        * @hide
4588        */
4589       public static final String PDP_WATCHDOG_ERROR_POLL_INTERVAL_MS =
4590               "pdp_watchdog_error_poll_interval_ms";
4591
4592       /**
4593        * The number of outgoing packets sent without seeing an incoming packet
4594        * that triggers a countdown (of {@link #PDP_WATCHDOG_ERROR_POLL_COUNT}
4595        * device is logged to the event log
4596        * @hide
4597        */
4598       public static final String PDP_WATCHDOG_TRIGGER_PACKET_COUNT =
4599               "pdp_watchdog_trigger_packet_count";
4600
4601       /**
4602        * The number of polls to perform (at {@link #PDP_WATCHDOG_ERROR_POLL_INTERVAL_MS})
4603        * after hitting {@link #PDP_WATCHDOG_TRIGGER_PACKET_COUNT} before
4604        * attempting data connection recovery.
4605        * @hide
4606        */
4607       public static final String PDP_WATCHDOG_ERROR_POLL_COUNT =
4608               "pdp_watchdog_error_poll_count";
4609
4610       /**
4611        * The number of failed PDP reset attempts before moving to something more
4612        * drastic: re-registering to the network.
4613        * @hide
4614        */
4615       public static final String PDP_WATCHDOG_MAX_PDP_RESET_FAIL_COUNT =
4616               "pdp_watchdog_max_pdp_reset_fail_count";
4617
4618       /**
4619        * A positive value indicates how often the SamplingProfiler
4620        * should take snapshots. Zero value means SamplingProfiler
4621        * is disabled.
4622        *
4623        * @hide
4624        */
4625       public static final String SAMPLING_PROFILER_MS = "sampling_profiler_ms";
4626
4627       /**
4628        * URL to open browser on to allow user to manage a prepay account
4629        * @hide
4630        */
4631       public static final String SETUP_PREPAID_DATA_SERVICE_URL =
4632               "setup_prepaid_data_service_url";
4633
4634       /**
4635        * URL to attempt a GET on to see if this is a prepay device
4636        * @hide
4637        */
4638       public static final String SETUP_PREPAID_DETECTION_TARGET_URL =
4639               "setup_prepaid_detection_target_url";
4640
4641       /**
4642        * Host to check for a redirect to after an attempt to GET
4643        * SETUP_PREPAID_DETECTION_TARGET_URL. (If we redirected there,
4644        * this is a prepaid device with zero balance.)
4645        * @hide
4646        */
4647       public static final String SETUP_PREPAID_DETECTION_REDIR_HOST =
4648               "setup_prepaid_detection_redir_host";
4649
4650       /**
4651        * The interval in milliseconds at which to check the number of SMS sent out without asking
4652        * for use permit, to limit the un-authorized SMS usage.
4653        *
4654        * @hide
4655        */
4656       public static final String SMS_OUTGOING_CHECK_INTERVAL_MS =
4657               "sms_outgoing_check_interval_ms";
4658
4659       /**
4660        * The number of outgoing SMS sent without asking for user permit (of {@link
4661        * #SMS_OUTGOING_CHECK_INTERVAL_MS}
4662        *
4663        * @hide
4664        */
4665       public static final String SMS_OUTGOING_CHECK_MAX_COUNT =
4666               "sms_outgoing_check_max_count";
4667
4668       /**
4669        * Used to disable SMS short code confirmation - defaults to true.
4670        * True indcates we will do the check, etc.  Set to false to disable.
4671        * @see com.android.internal.telephony.SmsUsageMonitor
4672        * @hide
4673        */
4674       public static final String SMS_SHORT_CODE_CONFIRMATION = "sms_short_code_confirmation";
4675
4676        /**
4677         * Used to select which country we use to determine premium sms codes.
4678         * One of com.android.internal.telephony.SMSDispatcher.PREMIUM_RULE_USE_SIM,
4679         * com.android.internal.telephony.SMSDispatcher.PREMIUM_RULE_USE_NETWORK,
4680         * or com.android.internal.telephony.SMSDispatcher.PREMIUM_RULE_USE_BOTH.
4681         * @hide
4682         */
4683        public static final String SMS_SHORT_CODE_RULE = "sms_short_code_rule";
4684
4685       /**
4686        * Used to disable Tethering on a device - defaults to true
4687        * @hide
4688        */
4689       public static final String TETHER_SUPPORTED = "tether_supported";
4690
4691       /**
4692        * Used to require DUN APN on the device or not - defaults to a build config value
4693        * which defaults to false
4694        * @hide
4695        */
4696       public static final String TETHER_DUN_REQUIRED = "tether_dun_required";
4697
4698       /**
4699        * Used to hold a gservices-provisioned apn value for DUN.  If set, or the
4700        * corresponding build config values are set it will override the APN DB
4701        * values.
4702        * Consists of a comma seperated list of strings:
4703        * "name,apn,proxy,port,username,password,server,mmsc,mmsproxy,mmsport,mcc,mnc,auth,type"
4704        * note that empty fields can be ommitted: "name,apn,,,,,,,,,310,260,,DUN"
4705        * @hide
4706        */
4707       public static final String TETHER_DUN_APN = "tether_dun_apn";
4708
4709       /**
4710        * The bandwidth throttle polling freqency in seconds
4711        * @hide
4712        */
4713       public static final String THROTTLE_POLLING_SEC = "throttle_polling_sec";
4714
4715       /**
4716        * The bandwidth throttle threshold (long)
4717        * @hide
4718        */
4719       public static final String THROTTLE_THRESHOLD_BYTES = "throttle_threshold_bytes";
4720
4721       /**
4722        * The bandwidth throttle value (kbps)
4723        * @hide
4724        */
4725       public static final String THROTTLE_VALUE_KBITSPS = "throttle_value_kbitsps";
4726
4727       /**
4728        * The bandwidth throttle reset calendar day (1-28)
4729        * @hide
4730        */
4731       public static final String THROTTLE_RESET_DAY = "throttle_reset_day";
4732
4733       /**
4734        * The throttling notifications we should send
4735        * @hide
4736        */
4737       public static final String THROTTLE_NOTIFICATION_TYPE = "throttle_notification_type";
4738
4739       /**
4740        * Help URI for data throttling policy
4741        * @hide
4742        */
4743       public static final String THROTTLE_HELP_URI = "throttle_help_uri";
4744
4745       /**
4746        * The length of time in Sec that we allow our notion of NTP time
4747        * to be cached before we refresh it
4748        * @hide
4749        */
4750       public static final String THROTTLE_MAX_NTP_CACHE_AGE_SEC =
4751               "throttle_max_ntp_cache_age_sec";
4752
4753       /**
4754        * USB Mass Storage Enabled
4755        */
4756       public static final String USB_MASS_STORAGE_ENABLED = "usb_mass_storage_enabled";
4757
4758       /**
4759        * If this setting is set (to anything), then all references
4760        * to Gmail on the device must change to Google Mail.
4761        */
4762       public static final String USE_GOOGLE_MAIL = "use_google_mail";
4763
4764       /** Autofill server address (Used in WebView/browser).
4765        * {@hide} */
4766       public static final String WEB_AUTOFILL_QUERY_URL =
4767           "web_autofill_query_url";
4768
4769       /**
4770        * Whether Wifi display is enabled/disabled
4771        * 0=disabled. 1=enabled.
4772        * @hide
4773        */
4774       public static final String WIFI_DISPLAY_ON = "wifi_display_on";
4775
4776       /**
4777        * Whether to notify the user of open networks.
4778        * <p>
4779        * If not connected and the scan results have an open network, we will
4780        * put this notification up. If we attempt to connect to a network or
4781        * the open network(s) disappear, we remove the notification. When we
4782        * show the notification, we will not show it again for
4783        * {@link android.provider.Settings.Secure#WIFI_NETWORKS_AVAILABLE_REPEAT_DELAY} time.
4784        */
4785       public static final String WIFI_NETWORKS_AVAILABLE_NOTIFICATION_ON =
4786               "wifi_networks_available_notification_on";
4787       /**
4788        * {@hide}
4789        */
4790       public static final String WIMAX_NETWORKS_AVAILABLE_NOTIFICATION_ON =
4791               "wimax_networks_available_notification_on";
4792
4793       /**
4794        * Delay (in seconds) before repeating the Wi-Fi networks available notification.
4795        * Connecting to a network will reset the timer.
4796        */
4797       public static final String WIFI_NETWORKS_AVAILABLE_REPEAT_DELAY =
4798               "wifi_networks_available_repeat_delay";
4799
4800       /**
4801        * 802.11 country code in ISO 3166 format
4802        * @hide
4803        */
4804       public static final String WIFI_COUNTRY_CODE = "wifi_country_code";
4805
4806       /**
4807        * The interval in milliseconds to issue wake up scans when wifi needs
4808        * to connect. This is necessary to connect to an access point when
4809        * device is on the move and the screen is off.
4810        * @hide
4811        */
4812       public static final String WIFI_FRAMEWORK_SCAN_INTERVAL_MS =
4813               "wifi_framework_scan_interval_ms";
4814
4815       /**
4816        * The interval in milliseconds after which Wi-Fi is considered idle.
4817        * When idle, it is possible for the device to be switched from Wi-Fi to
4818        * the mobile data network.
4819        * @hide
4820        */
4821       public static final String WIFI_IDLE_MS = "wifi_idle_ms";
4822
4823       /**
4824        * When the number of open networks exceeds this number, the
4825        * least-recently-used excess networks will be removed.
4826        */
4827       public static final String WIFI_NUM_OPEN_NETWORKS_KEPT = "wifi_num_open_networks_kept";
4828
4829       /**
4830        * Whether the Wi-Fi should be on.  Only the Wi-Fi service should touch this.
4831        */
4832       public static final String WIFI_ON = "wifi_on";
4833
4834       /**
4835        * Used to save the Wifi_ON state prior to tethering.
4836        * This state will be checked to restore Wifi after
4837        * the user turns off tethering.
4838        *
4839        * @hide
4840        */
4841       public static final String WIFI_SAVED_STATE = "wifi_saved_state";
4842
4843       /**
4844        * The interval in milliseconds to scan as used by the wifi supplicant
4845        * @hide
4846        */
4847       public static final String WIFI_SUPPLICANT_SCAN_INTERVAL_MS =
4848               "wifi_supplicant_scan_interval_ms";
4849
4850       /**
4851        * The interval in milliseconds to scan at supplicant when p2p is connected
4852        * @hide
4853        */
4854       public static final String WIFI_SCAN_INTERVAL_WHEN_P2P_CONNECTED_MS =
4855               "wifi_scan_interval_p2p_connected_ms";
4856
4857       /**
4858        * Whether the Wi-Fi watchdog is enabled.
4859        */
4860       public static final String WIFI_WATCHDOG_ON = "wifi_watchdog_on";
4861
4862       /**
4863        * Setting to turn off poor network avoidance on Wi-Fi. Feature is enabled by default and
4864        * the setting needs to be set to 0 to disable it.
4865        * @hide
4866        */
4867       public static final String WIFI_WATCHDOG_POOR_NETWORK_TEST_ENABLED =
4868               "wifi_watchdog_poor_network_test_enabled";
4869
4870       /**
4871        * Setting to turn on suspend optimizations at screen off on Wi-Fi. Enabled by default and
4872        * needs to be set to 0 to disable it.
4873        * @hide
4874        */
4875       public static final String WIFI_SUSPEND_OPTIMIZATIONS_ENABLED =
4876               "wifi_suspend_optimizations_enabled";
4877
4878       /**
4879        * The maximum number of times we will retry a connection to an access
4880        * point for which we have failed in acquiring an IP address from DHCP.
4881        * A value of N means that we will make N+1 connection attempts in all.
4882        */
4883       public static final String WIFI_MAX_DHCP_RETRY_COUNT = "wifi_max_dhcp_retry_count";
4884
4885       /**
4886        * Maximum amount of time in milliseconds to hold a wakelock while waiting for mobile
4887        * data connectivity to be established after a disconnect from Wi-Fi.
4888        */
4889       public static final String WIFI_MOBILE_DATA_TRANSITION_WAKELOCK_TIMEOUT_MS =
4890           "wifi_mobile_data_transition_wakelock_timeout_ms";
4891
4892       /**
4893        * The operational wifi frequency band
4894        * Set to one of {@link WifiManager#WIFI_FREQUENCY_BAND_AUTO},
4895        * {@link WifiManager#WIFI_FREQUENCY_BAND_5GHZ} or
4896        * {@link WifiManager#WIFI_FREQUENCY_BAND_2GHZ}
4897        *
4898        * @hide
4899        */
4900       public static final String WIFI_FREQUENCY_BAND = "wifi_frequency_band";
4901
4902       /**
4903        * The Wi-Fi peer-to-peer device name
4904        * @hide
4905        */
4906       public static final String WIFI_P2P_DEVICE_NAME = "wifi_p2p_device_name";
4907
4908       /**
4909        * The number of milliseconds to delay when checking for data stalls during
4910        * non-aggressive detection. (screen is turned off.)
4911        * @hide
4912        */
4913       public static final String DATA_STALL_ALARM_NON_AGGRESSIVE_DELAY_IN_MS =
4914               "data_stall_alarm_non_aggressive_delay_in_ms";
4915
4916       /**
4917        * The number of milliseconds to delay when checking for data stalls during
4918        * aggressive detection. (screen on or suspected data stall)
4919        * @hide
4920        */
4921       public static final String DATA_STALL_ALARM_AGGRESSIVE_DELAY_IN_MS =
4922               "data_stall_alarm_aggressive_delay_in_ms";
4923
4924       /**
4925        * The interval in milliseconds at which to check gprs registration
4926        * after the first registration mismatch of gprs and voice service,
4927        * to detect possible data network registration problems.
4928        *
4929        * @hide
4930        */
4931       public static final String GPRS_REGISTER_CHECK_PERIOD_MS =
4932               "gprs_register_check_period_ms";
4933
4934       /**
4935        * Nonzero causes Log.wtf() to crash.
4936        * @hide
4937        */
4938       public static final String WTF_IS_FATAL = "wtf_is_fatal";
4939
4940       /**
4941        * Ringer mode. This is used internally, changing this value will not
4942        * change the ringer mode. See AudioManager.
4943        */
4944       public static final String MODE_RINGER = "mode_ringer";
4945
4946       /**
4947        * Overlay display devices setting.
4948        * The associated value is a specially formatted string that describes the
4949        * size and density of simulated secondary display devices.
4950        * <p>
4951        * Format: {width}x{height}/{dpi};...
4952        * </p><p>
4953        * Example:
4954        * <ul>
4955        * <li><code>1280x720/213</code>: make one overlay that is 1280x720 at 213dpi.</li>
4956        * <li><code>1920x1080/320;1280x720/213</code>: make two overlays, the first
4957        * at 1080p and the second at 720p.</li>
4958        * <li>If the value is empty, then no overlay display devices are created.</li>
4959        * </ul></p>
4960        *
4961        * @hide
4962        */
4963       public static final String OVERLAY_DISPLAY_DEVICES = "overlay_display_devices";
4964
4965        /**
4966         * Threshold values for the duration and level of a discharge cycle,
4967         * under which we log discharge cycle info.
4968         *
4969         * @hide
4970         */
4971        public static final String
4972                BATTERY_DISCHARGE_DURATION_THRESHOLD = "battery_discharge_duration_threshold";
4973
4974        /** @hide */
4975        public static final String BATTERY_DISCHARGE_THRESHOLD = "battery_discharge_threshold";
4976
4977        /**
4978         * Flag for allowing ActivityManagerService to send ACTION_APP_ERROR
4979         * intents on application crashes and ANRs. If this is disabled, the
4980         * crash/ANR dialog will never display the "Report" button.
4981         * <p>
4982         * Type: int (0 = disallow, 1 = allow)
4983         *
4984         * @hide
4985         */
4986        public static final String SEND_ACTION_APP_ERROR = "send_action_app_error";
4987
4988        /**
4989         * Maximum age of entries kept by {@link DropBoxManager}.
4990         *
4991         * @hide
4992         */
4993        public static final String DROPBOX_AGE_SECONDS = "dropbox_age_seconds";
4994
4995        /**
4996         * Maximum number of entry files which {@link DropBoxManager} will keep
4997         * around.
4998         *
4999         * @hide
5000         */
5001        public static final String DROPBOX_MAX_FILES = "dropbox_max_files";
5002
5003        /**
5004         * Maximum amount of disk space used by {@link DropBoxManager} no matter
5005         * what.
5006         *
5007         * @hide
5008         */
5009        public static final String DROPBOX_QUOTA_KB = "dropbox_quota_kb";
5010
5011        /**
5012         * Percent of free disk (excluding reserve) which {@link DropBoxManager}
5013         * will use.
5014         *
5015         * @hide
5016         */
5017        public static final String DROPBOX_QUOTA_PERCENT = "dropbox_quota_percent";
5018
5019        /**
5020         * Percent of total disk which {@link DropBoxManager} will never dip
5021         * into.
5022         *
5023         * @hide
5024         */
5025        public static final String DROPBOX_RESERVE_PERCENT = "dropbox_reserve_percent";
5026
5027        /**
5028         * Prefix for per-tag dropbox disable/enable settings.
5029         *
5030         * @hide
5031         */
5032        public static final String DROPBOX_TAG_PREFIX = "dropbox:";
5033
5034        /**
5035         * Lines of logcat to include with system crash/ANR/etc. reports, as a
5036         * prefix of the dropbox tag of the report type. For example,
5037         * "logcat_for_system_server_anr" controls the lines of logcat captured
5038         * with system server ANR reports. 0 to disable.
5039         *
5040         * @hide
5041         */
5042        public static final String ERROR_LOGCAT_PREFIX = "logcat_for_";
5043
5044        /**
5045         * The interval in minutes after which the amount of free storage left
5046         * on the device is logged to the event log
5047         *
5048         * @hide
5049         */
5050        public static final String SYS_FREE_STORAGE_LOG_INTERVAL = "sys_free_storage_log_interval";
5051
5052        /**
5053         * Threshold for the amount of change in disk free space required to
5054         * report the amount of free space. Used to prevent spamming the logs
5055         * when the disk free space isn't changing frequently.
5056         *
5057         * @hide
5058         */
5059        public static final String
5060                DISK_FREE_CHANGE_REPORTING_THRESHOLD = "disk_free_change_reporting_threshold";
5061
5062        /**
5063         * Minimum percentage of free storage on the device that is used to
5064         * determine if the device is running low on storage. The default is 10.
5065         * <p>
5066         * Say this value is set to 10, the device is considered running low on
5067         * storage if 90% or more of the device storage is filled up.
5068         *
5069         * @hide
5070         */
5071        public static final String
5072                SYS_STORAGE_THRESHOLD_PERCENTAGE = "sys_storage_threshold_percentage";
5073
5074        /**
5075         * Maximum byte size of the low storage threshold. This is to ensure
5076         * that {@link #SYS_STORAGE_THRESHOLD_PERCENTAGE} does not result in an
5077         * overly large threshold for large storage devices. Currently this must
5078         * be less than 2GB. This default is 500MB.
5079         *
5080         * @hide
5081         */
5082        public static final String
5083                SYS_STORAGE_THRESHOLD_MAX_BYTES = "sys_storage_threshold_max_bytes";
5084
5085        /**
5086         * Minimum bytes of free storage on the device before the data partition
5087         * is considered full. By default, 1 MB is reserved to avoid system-wide
5088         * SQLite disk full exceptions.
5089         *
5090         * @hide
5091         */
5092        public static final String
5093                SYS_STORAGE_FULL_THRESHOLD_BYTES = "sys_storage_full_threshold_bytes";
5094
5095        /**
5096         * The maximum reconnect delay for short network outages or when the
5097         * network is suspended due to phone use.
5098         *
5099         * @hide
5100         */
5101        public static final String
5102                SYNC_MAX_RETRY_DELAY_IN_SECONDS = "sync_max_retry_delay_in_seconds";
5103
5104        /**
5105         * The number of milliseconds to delay before sending out
5106         * {@link ConnectivityManager#CONNECTIVITY_ACTION} broadcasts.
5107         *
5108         * @hide
5109         */
5110        public static final String CONNECTIVITY_CHANGE_DELAY = "connectivity_change_delay";
5111
5112        /**
5113         * Setting to turn off captive portal detection. Feature is enabled by
5114         * default and the setting needs to be set to 0 to disable it.
5115         *
5116         * @hide
5117         */
5118        public static final String
5119                CAPTIVE_PORTAL_DETECTION_ENABLED = "captive_portal_detection_enabled";
5120
5121        /**
5122         * The server used for captive portal detection upon a new conection. A
5123         * 204 response code from the server is used for validation.
5124         *
5125         * @hide
5126         */
5127        public static final String CAPTIVE_PORTAL_SERVER = "captive_portal_server";
5128
5129        /**
5130         * Whether network service discovery is enabled.
5131         *
5132         * @hide
5133         */
5134        public static final String NSD_ON = "nsd_on";
5135
5136        /**
5137         * Let user pick default install location.
5138         *
5139         * @hide
5140         */
5141        public static final String SET_INSTALL_LOCATION = "set_install_location";
5142
5143        /**
5144         * Default install location value.
5145         * 0 = auto, let system decide
5146         * 1 = internal
5147         * 2 = sdcard
5148         * @hide
5149         */
5150        public static final String DEFAULT_INSTALL_LOCATION = "default_install_location";
5151
5152        /**
5153         * ms during which to consume extra events related to Inet connection
5154         * condition after a transtion to fully-connected
5155         *
5156         * @hide
5157         */
5158        public static final String
5159                INET_CONDITION_DEBOUNCE_UP_DELAY = "inet_condition_debounce_up_delay";
5160
5161        /**
5162         * ms during which to consume extra events related to Inet connection
5163         * condtion after a transtion to partly-connected
5164         *
5165         * @hide
5166         */
5167        public static final String
5168                INET_CONDITION_DEBOUNCE_DOWN_DELAY = "inet_condition_debounce_down_delay";
5169
5170        /** {@hide} */
5171        public static final String
5172                READ_EXTERNAL_STORAGE_ENFORCED_DEFAULT = "read_external_storage_enforced_default";
5173
5174        /**
5175         * Host name and port for global http proxy. Uses ':' seperator for
5176         * between host and port.
5177         */
5178        public static final String HTTP_PROXY = "http_proxy";
5179
5180        /**
5181         * Host name for global http proxy. Set via ConnectivityManager.
5182         *
5183         * @hide
5184         */
5185        public static final String GLOBAL_HTTP_PROXY_HOST = "global_http_proxy_host";
5186
5187        /**
5188         * Integer host port for global http proxy. Set via ConnectivityManager.
5189         *
5190         * @hide
5191         */
5192        public static final String GLOBAL_HTTP_PROXY_PORT = "global_http_proxy_port";
5193
5194        /**
5195         * Exclusion list for global proxy. This string contains a list of
5196         * comma-separated domains where the global proxy does not apply.
5197         * Domains should be listed in a comma- separated list. Example of
5198         * acceptable formats: ".domain1.com,my.domain2.com" Use
5199         * ConnectivityManager to set/get.
5200         *
5201         * @hide
5202         */
5203        public static final String
5204                GLOBAL_HTTP_PROXY_EXCLUSION_LIST = "global_http_proxy_exclusion_list";
5205
5206        /**
5207         * Enables the UI setting to allow the user to specify the global HTTP
5208         * proxy and associated exclusion list.
5209         *
5210         * @hide
5211         */
5212        public static final String SET_GLOBAL_HTTP_PROXY = "set_global_http_proxy";
5213
5214        /**
5215         * Setting for default DNS in case nobody suggests one
5216         *
5217         * @hide
5218         */
5219        public static final String DEFAULT_DNS_SERVER = "default_dns_server";
5220
5221        /** {@hide} */
5222        public static final String
5223                BLUETOOTH_HEADSET_PRIORITY_PREFIX = "bluetooth_headset_priority_";
5224        /** {@hide} */
5225        public static final String
5226                BLUETOOTH_A2DP_SINK_PRIORITY_PREFIX = "bluetooth_a2dp_sink_priority_";
5227        /** {@hide} */
5228        public static final String
5229                BLUETOOTH_INPUT_DEVICE_PRIORITY_PREFIX = "bluetooth_input_device_priority_";
5230
5231        /**
5232         * Get the key that retrieves a bluetooth headset's priority.
5233         * @hide
5234         */
5235        public static final String getBluetoothHeadsetPriorityKey(String address) {
5236            return BLUETOOTH_HEADSET_PRIORITY_PREFIX + address.toUpperCase();
5237        }
5238
5239        /**
5240         * Get the key that retrieves a bluetooth a2dp sink's priority.
5241         * @hide
5242         */
5243        public static final String getBluetoothA2dpSinkPriorityKey(String address) {
5244            return BLUETOOTH_A2DP_SINK_PRIORITY_PREFIX + address.toUpperCase();
5245        }
5246
5247        /**
5248         * Get the key that retrieves a bluetooth Input Device's priority.
5249         * @hide
5250         */
5251        public static final String getBluetoothInputDevicePriorityKey(String address) {
5252            return BLUETOOTH_INPUT_DEVICE_PRIORITY_PREFIX + address.toUpperCase();
5253        }
5254
5255        /**
5256         * Scaling factor for normal window animations. Setting to 0 will
5257         * disable window animations.
5258         */
5259        public static final String WINDOW_ANIMATION_SCALE = "window_animation_scale";
5260
5261        /**
5262         * Scaling factor for activity transition animations. Setting to 0 will
5263         * disable window animations.
5264         */
5265        public static final String TRANSITION_ANIMATION_SCALE = "transition_animation_scale";
5266
5267        /**
5268         * Scaling factor for Animator-based animations. This affects both the
5269         * start delay and duration of all such animations. Setting to 0 will
5270         * cause animations to end immediately. The default value is 1.
5271         */
5272        public static final String ANIMATOR_DURATION_SCALE = "animator_duration_scale";
5273
5274        /**
5275         * Scaling factor for normal window animations. Setting to 0 will
5276         * disable window animations.
5277         *
5278         * @hide
5279         */
5280        public static final String FANCY_IME_ANIMATIONS = "fancy_ime_animations";
5281
5282        /**
5283         * If 0, the compatibility mode is off for all applications.
5284         * If 1, older applications run under compatibility mode.
5285         * TODO: remove this settings before code freeze (bug/1907571)
5286         * @hide
5287         */
5288        public static final String COMPATIBILITY_MODE = "compatibility_mode";
5289
5290        /**
5291         * CDMA only settings
5292         * Emergency Tone  0 = Off
5293         *                 1 = Alert
5294         *                 2 = Vibrate
5295         * @hide
5296         */
5297        public static final String EMERGENCY_TONE = "emergency_tone";
5298
5299        /**
5300         * CDMA only settings
5301         * Whether the auto retry is enabled. The value is
5302         * boolean (1 or 0).
5303         * @hide
5304         */
5305        public static final String CALL_AUTO_RETRY = "call_auto_retry";
5306
5307        /**
5308         * The preferred network mode   7 = Global
5309         *                              6 = EvDo only
5310         *                              5 = CDMA w/o EvDo
5311         *                              4 = CDMA / EvDo auto
5312         *                              3 = GSM / WCDMA auto
5313         *                              2 = WCDMA only
5314         *                              1 = GSM only
5315         *                              0 = GSM / WCDMA preferred
5316         * @hide
5317         */
5318        public static final String PREFERRED_NETWORK_MODE =
5319                "preferred_network_mode";
5320
5321        /**
5322         * The cdma subscription 0 = Subscription from RUIM, when available
5323         *                       1 = Subscription from NV
5324         * @hide
5325         */
5326        public static final String PREFERRED_CDMA_SUBSCRIPTION =
5327                "preferred_cdma_subscription";
5328
5329        /**
5330         * Name of an application package to be debugged.
5331         */
5332        public static final String DEBUG_APP = "debug_app";
5333
5334        /**
5335         * If 1, when launching DEBUG_APP it will wait for the debugger before
5336         * starting user code.  If 0, it will run normally.
5337         */
5338        public static final String WAIT_FOR_DEBUGGER = "wait_for_debugger";
5339
5340        /**
5341         * Control whether the process CPU usage meter should be shown.
5342         */
5343        public static final String SHOW_PROCESSES = "show_processes";
5344
5345        /**
5346         * If 1, the activity manager will aggressively finish activities and
5347         * processes as soon as they are no longer needed.  If 0, the normal
5348         * extended lifetime is used.
5349         */
5350        public static final String ALWAYS_FINISH_ACTIVITIES =
5351                "always_finish_activities";
5352
5353        /**
5354         * Use Dock audio output for media:
5355         *      0 = disabled
5356         *      1 = enabled
5357         * @hide
5358         */
5359        public static final String DOCK_AUDIO_MEDIA_ENABLED = "dock_audio_media_enabled";
5360
5361        /**
5362         * Persisted safe headphone volume management state by AudioService
5363         * @hide
5364         */
5365        public static final String AUDIO_SAFE_VOLUME_STATE = "audio_safe_volume_state";
5366
5367        /**
5368         * Settings to backup. This is here so that it's in the same place as the settings
5369         * keys and easy to update.
5370         *
5371         * These keys may be mentioned in the SETTINGS_TO_BACKUP arrays in System
5372         * and Secure as well.  This is because those tables drive both backup and
5373         * restore, and restore needs to properly whitelist keys that used to live
5374         * in those namespaces.  The keys will only actually be backed up / restored
5375         * if they are also mentioned in this table (Global.SETTINGS_TO_BACKUP).
5376         *
5377         * NOTE: Settings are backed up and restored in the order they appear
5378         *       in this array. If you have one setting depending on another,
5379         *       make sure that they are ordered appropriately.
5380         *
5381         * @hide
5382         */
5383        public static final String[] SETTINGS_TO_BACKUP = {
5384            BUGREPORT_IN_POWER_MENU,
5385            STAY_ON_WHILE_PLUGGED_IN,
5386            MODE_RINGER,
5387            AUTO_TIME,
5388            AUTO_TIME_ZONE,
5389            POWER_SOUNDS_ENABLED,
5390            DOCK_SOUNDS_ENABLED,
5391            USB_MASS_STORAGE_ENABLED,
5392            ENABLE_ACCESSIBILITY_GLOBAL_GESTURE_ENABLED,
5393            WIFI_NETWORKS_AVAILABLE_NOTIFICATION_ON,
5394            WIFI_NETWORKS_AVAILABLE_REPEAT_DELAY,
5395            WIFI_WATCHDOG_POOR_NETWORK_TEST_ENABLED,
5396            WIFI_NUM_OPEN_NETWORKS_KEPT,
5397            EMERGENCY_TONE,
5398            CALL_AUTO_RETRY,
5399            DOCK_AUDIO_MEDIA_ENABLED
5400        };
5401
5402        // Populated lazily, guarded by class object:
5403        private static NameValueCache sNameValueCache = new NameValueCache(
5404                    SYS_PROP_SETTING_VERSION,
5405                    CONTENT_URI,
5406                    CALL_METHOD_GET_GLOBAL,
5407                    CALL_METHOD_PUT_GLOBAL);
5408
5409        /**
5410         * Look up a name in the database.
5411         * @param resolver to access the database with
5412         * @param name to look up in the table
5413         * @return the corresponding value, or null if not present
5414         */
5415        public static String getString(ContentResolver resolver, String name) {
5416            return getStringForUser(resolver, name, UserHandle.myUserId());
5417        }
5418
5419        /** @hide */
5420        public static String getStringForUser(ContentResolver resolver, String name,
5421                int userHandle) {
5422            return sNameValueCache.getStringForUser(resolver, name, userHandle);
5423        }
5424
5425        /**
5426         * Store a name/value pair into the database.
5427         * @param resolver to access the database with
5428         * @param name to store
5429         * @param value to associate with the name
5430         * @return true if the value was set, false on database errors
5431         */
5432        public static boolean putString(ContentResolver resolver,
5433                String name, String value) {
5434            return putStringForUser(resolver, name, value, UserHandle.myUserId());
5435        }
5436
5437        /** @hide */
5438        public static boolean putStringForUser(ContentResolver resolver,
5439                String name, String value, int userHandle) {
5440            if (LOCAL_LOGV) {
5441                Log.v(TAG, "Global.putString(name=" + name + ", value=" + value
5442                        + " for " + userHandle);
5443            }
5444            return sNameValueCache.putStringForUser(resolver, name, value, userHandle);
5445        }
5446
5447        /**
5448         * Construct the content URI for a particular name/value pair,
5449         * useful for monitoring changes with a ContentObserver.
5450         * @param name to look up in the table
5451         * @return the corresponding content URI, or null if not present
5452         */
5453        public static Uri getUriFor(String name) {
5454            return getUriFor(CONTENT_URI, name);
5455        }
5456
5457        /**
5458         * Convenience function for retrieving a single secure settings value
5459         * as an integer.  Note that internally setting values are always
5460         * stored as strings; this function converts the string to an integer
5461         * for you.  The default value will be returned if the setting is
5462         * not defined or not an integer.
5463         *
5464         * @param cr The ContentResolver to access.
5465         * @param name The name of the setting to retrieve.
5466         * @param def Value to return if the setting is not defined.
5467         *
5468         * @return The setting's current value, or 'def' if it is not defined
5469         * or not a valid integer.
5470         */
5471        public static int getInt(ContentResolver cr, String name, int def) {
5472            String v = getString(cr, name);
5473            try {
5474                return v != null ? Integer.parseInt(v) : def;
5475            } catch (NumberFormatException e) {
5476                return def;
5477            }
5478        }
5479
5480        /**
5481         * Convenience function for retrieving a single secure settings value
5482         * as an integer.  Note that internally setting values are always
5483         * stored as strings; this function converts the string to an integer
5484         * for you.
5485         * <p>
5486         * This version does not take a default value.  If the setting has not
5487         * been set, or the string value is not a number,
5488         * it throws {@link SettingNotFoundException}.
5489         *
5490         * @param cr The ContentResolver to access.
5491         * @param name The name of the setting to retrieve.
5492         *
5493         * @throws SettingNotFoundException Thrown if a setting by the given
5494         * name can't be found or the setting value is not an integer.
5495         *
5496         * @return The setting's current value.
5497         */
5498        public static int getInt(ContentResolver cr, String name)
5499                throws SettingNotFoundException {
5500            String v = getString(cr, name);
5501            try {
5502                return Integer.parseInt(v);
5503            } catch (NumberFormatException e) {
5504                throw new SettingNotFoundException(name);
5505            }
5506        }
5507
5508        /**
5509         * Convenience function for updating a single settings value as an
5510         * integer. This will either create a new entry in the table if the
5511         * given name does not exist, or modify the value of the existing row
5512         * with that name.  Note that internally setting values are always
5513         * stored as strings, so this function converts the given value to a
5514         * string before storing it.
5515         *
5516         * @param cr The ContentResolver to access.
5517         * @param name The name of the setting to modify.
5518         * @param value The new value for the setting.
5519         * @return true if the value was set, false on database errors
5520         */
5521        public static boolean putInt(ContentResolver cr, String name, int value) {
5522            return putString(cr, name, Integer.toString(value));
5523        }
5524
5525        /**
5526         * Convenience function for retrieving a single secure settings value
5527         * as a {@code long}.  Note that internally setting values are always
5528         * stored as strings; this function converts the string to a {@code long}
5529         * for you.  The default value will be returned if the setting is
5530         * not defined or not a {@code long}.
5531         *
5532         * @param cr The ContentResolver to access.
5533         * @param name The name of the setting to retrieve.
5534         * @param def Value to return if the setting is not defined.
5535         *
5536         * @return The setting's current value, or 'def' if it is not defined
5537         * or not a valid {@code long}.
5538         */
5539        public static long getLong(ContentResolver cr, String name, long def) {
5540            String valString = getString(cr, name);
5541            long value;
5542            try {
5543                value = valString != null ? Long.parseLong(valString) : def;
5544            } catch (NumberFormatException e) {
5545                value = def;
5546            }
5547            return value;
5548        }
5549
5550        /**
5551         * Convenience function for retrieving a single secure settings value
5552         * as a {@code long}.  Note that internally setting values are always
5553         * stored as strings; this function converts the string to a {@code long}
5554         * for you.
5555         * <p>
5556         * This version does not take a default value.  If the setting has not
5557         * been set, or the string value is not a number,
5558         * it throws {@link SettingNotFoundException}.
5559         *
5560         * @param cr The ContentResolver to access.
5561         * @param name The name of the setting to retrieve.
5562         *
5563         * @return The setting's current value.
5564         * @throws SettingNotFoundException Thrown if a setting by the given
5565         * name can't be found or the setting value is not an integer.
5566         */
5567        public static long getLong(ContentResolver cr, String name)
5568                throws SettingNotFoundException {
5569            String valString = getString(cr, name);
5570            try {
5571                return Long.parseLong(valString);
5572            } catch (NumberFormatException e) {
5573                throw new SettingNotFoundException(name);
5574            }
5575        }
5576
5577        /**
5578         * Convenience function for updating a secure settings value as a long
5579         * integer. This will either create a new entry in the table if the
5580         * given name does not exist, or modify the value of the existing row
5581         * with that name.  Note that internally setting values are always
5582         * stored as strings, so this function converts the given value to a
5583         * string before storing it.
5584         *
5585         * @param cr The ContentResolver to access.
5586         * @param name The name of the setting to modify.
5587         * @param value The new value for the setting.
5588         * @return true if the value was set, false on database errors
5589         */
5590        public static boolean putLong(ContentResolver cr, String name, long value) {
5591            return putString(cr, name, Long.toString(value));
5592        }
5593
5594        /**
5595         * Convenience function for retrieving a single secure settings value
5596         * as a floating point number.  Note that internally setting values are
5597         * always stored as strings; this function converts the string to an
5598         * float for you. The default value will be returned if the setting
5599         * is not defined or not a valid float.
5600         *
5601         * @param cr The ContentResolver to access.
5602         * @param name The name of the setting to retrieve.
5603         * @param def Value to return if the setting is not defined.
5604         *
5605         * @return The setting's current value, or 'def' if it is not defined
5606         * or not a valid float.
5607         */
5608        public static float getFloat(ContentResolver cr, String name, float def) {
5609            String v = getString(cr, name);
5610            try {
5611                return v != null ? Float.parseFloat(v) : def;
5612            } catch (NumberFormatException e) {
5613                return def;
5614            }
5615        }
5616
5617        /**
5618         * Convenience function for retrieving a single secure settings value
5619         * as a float.  Note that internally setting values are always
5620         * stored as strings; this function converts the string to a float
5621         * for you.
5622         * <p>
5623         * This version does not take a default value.  If the setting has not
5624         * been set, or the string value is not a number,
5625         * it throws {@link SettingNotFoundException}.
5626         *
5627         * @param cr The ContentResolver to access.
5628         * @param name The name of the setting to retrieve.
5629         *
5630         * @throws SettingNotFoundException Thrown if a setting by the given
5631         * name can't be found or the setting value is not a float.
5632         *
5633         * @return The setting's current value.
5634         */
5635        public static float getFloat(ContentResolver cr, String name)
5636                throws SettingNotFoundException {
5637            String v = getString(cr, name);
5638            if (v == null) {
5639                throw new SettingNotFoundException(name);
5640            }
5641            try {
5642                return Float.parseFloat(v);
5643            } catch (NumberFormatException e) {
5644                throw new SettingNotFoundException(name);
5645            }
5646        }
5647
5648        /**
5649         * Convenience function for updating a single settings value as a
5650         * floating point number. This will either create a new entry in the
5651         * table if the given name does not exist, or modify the value of the
5652         * existing row with that name.  Note that internally setting values
5653         * are always stored as strings, so this function converts the given
5654         * value to a string before storing it.
5655         *
5656         * @param cr The ContentResolver to access.
5657         * @param name The name of the setting to modify.
5658         * @param value The new value for the setting.
5659         * @return true if the value was set, false on database errors
5660         */
5661        public static boolean putFloat(ContentResolver cr, String name, float value) {
5662            return putString(cr, name, Float.toString(value));
5663        }
5664    }
5665
5666    /**
5667     * User-defined bookmarks and shortcuts.  The target of each bookmark is an
5668     * Intent URL, allowing it to be either a web page or a particular
5669     * application activity.
5670     *
5671     * @hide
5672     */
5673    public static final class Bookmarks implements BaseColumns
5674    {
5675        private static final String TAG = "Bookmarks";
5676
5677        /**
5678         * The content:// style URL for this table
5679         */
5680        public static final Uri CONTENT_URI =
5681            Uri.parse("content://" + AUTHORITY + "/bookmarks");
5682
5683        /**
5684         * The row ID.
5685         * <p>Type: INTEGER</p>
5686         */
5687        public static final String ID = "_id";
5688
5689        /**
5690         * Descriptive name of the bookmark that can be displayed to the user.
5691         * If this is empty, the title should be resolved at display time (use
5692         * {@link #getTitle(Context, Cursor)} any time you want to display the
5693         * title of a bookmark.)
5694         * <P>
5695         * Type: TEXT
5696         * </P>
5697         */
5698        public static final String TITLE = "title";
5699
5700        /**
5701         * Arbitrary string (displayed to the user) that allows bookmarks to be
5702         * organized into categories.  There are some special names for
5703         * standard folders, which all start with '@'.  The label displayed for
5704         * the folder changes with the locale (via {@link #getLabelForFolder}) but
5705         * the folder name does not change so you can consistently query for
5706         * the folder regardless of the current locale.
5707         *
5708         * <P>Type: TEXT</P>
5709         *
5710         */
5711        public static final String FOLDER = "folder";
5712
5713        /**
5714         * The Intent URL of the bookmark, describing what it points to.  This
5715         * value is given to {@link android.content.Intent#getIntent} to create
5716         * an Intent that can be launched.
5717         * <P>Type: TEXT</P>
5718         */
5719        public static final String INTENT = "intent";
5720
5721        /**
5722         * Optional shortcut character associated with this bookmark.
5723         * <P>Type: INTEGER</P>
5724         */
5725        public static final String SHORTCUT = "shortcut";
5726
5727        /**
5728         * The order in which the bookmark should be displayed
5729         * <P>Type: INTEGER</P>
5730         */
5731        public static final String ORDERING = "ordering";
5732
5733        private static final String[] sIntentProjection = { INTENT };
5734        private static final String[] sShortcutProjection = { ID, SHORTCUT };
5735        private static final String sShortcutSelection = SHORTCUT + "=?";
5736
5737        /**
5738         * Convenience function to retrieve the bookmarked Intent for a
5739         * particular shortcut key.
5740         *
5741         * @param cr The ContentResolver to query.
5742         * @param shortcut The shortcut key.
5743         *
5744         * @return Intent The bookmarked URL, or null if there is no bookmark
5745         *         matching the given shortcut.
5746         */
5747        public static Intent getIntentForShortcut(ContentResolver cr, char shortcut)
5748        {
5749            Intent intent = null;
5750
5751            Cursor c = cr.query(CONTENT_URI,
5752                    sIntentProjection, sShortcutSelection,
5753                    new String[] { String.valueOf((int) shortcut) }, ORDERING);
5754            // Keep trying until we find a valid shortcut
5755            try {
5756                while (intent == null && c.moveToNext()) {
5757                    try {
5758                        String intentURI = c.getString(c.getColumnIndexOrThrow(INTENT));
5759                        intent = Intent.parseUri(intentURI, 0);
5760                    } catch (java.net.URISyntaxException e) {
5761                        // The stored URL is bad...  ignore it.
5762                    } catch (IllegalArgumentException e) {
5763                        // Column not found
5764                        Log.w(TAG, "Intent column not found", e);
5765                    }
5766                }
5767            } finally {
5768                if (c != null) c.close();
5769            }
5770
5771            return intent;
5772        }
5773
5774        /**
5775         * Add a new bookmark to the system.
5776         *
5777         * @param cr The ContentResolver to query.
5778         * @param intent The desired target of the bookmark.
5779         * @param title Bookmark title that is shown to the user; null if none
5780         *            or it should be resolved to the intent's title.
5781         * @param folder Folder in which to place the bookmark; null if none.
5782         * @param shortcut Shortcut that will invoke the bookmark; 0 if none. If
5783         *            this is non-zero and there is an existing bookmark entry
5784         *            with this same shortcut, then that existing shortcut is
5785         *            cleared (the bookmark is not removed).
5786         * @return The unique content URL for the new bookmark entry.
5787         */
5788        public static Uri add(ContentResolver cr,
5789                                           Intent intent,
5790                                           String title,
5791                                           String folder,
5792                                           char shortcut,
5793                                           int ordering)
5794        {
5795            // If a shortcut is supplied, and it is already defined for
5796            // another bookmark, then remove the old definition.
5797            if (shortcut != 0) {
5798                cr.delete(CONTENT_URI, sShortcutSelection,
5799                        new String[] { String.valueOf((int) shortcut) });
5800            }
5801
5802            ContentValues values = new ContentValues();
5803            if (title != null) values.put(TITLE, title);
5804            if (folder != null) values.put(FOLDER, folder);
5805            values.put(INTENT, intent.toUri(0));
5806            if (shortcut != 0) values.put(SHORTCUT, (int) shortcut);
5807            values.put(ORDERING, ordering);
5808            return cr.insert(CONTENT_URI, values);
5809        }
5810
5811        /**
5812         * Return the folder name as it should be displayed to the user.  This
5813         * takes care of localizing special folders.
5814         *
5815         * @param r Resources object for current locale; only need access to
5816         *          system resources.
5817         * @param folder The value found in the {@link #FOLDER} column.
5818         *
5819         * @return CharSequence The label for this folder that should be shown
5820         *         to the user.
5821         */
5822        public static CharSequence getLabelForFolder(Resources r, String folder) {
5823            return folder;
5824        }
5825
5826        /**
5827         * Return the title as it should be displayed to the user. This takes
5828         * care of localizing bookmarks that point to activities.
5829         *
5830         * @param context A context.
5831         * @param cursor A cursor pointing to the row whose title should be
5832         *        returned. The cursor must contain at least the {@link #TITLE}
5833         *        and {@link #INTENT} columns.
5834         * @return A title that is localized and can be displayed to the user,
5835         *         or the empty string if one could not be found.
5836         */
5837        public static CharSequence getTitle(Context context, Cursor cursor) {
5838            int titleColumn = cursor.getColumnIndex(TITLE);
5839            int intentColumn = cursor.getColumnIndex(INTENT);
5840            if (titleColumn == -1 || intentColumn == -1) {
5841                throw new IllegalArgumentException(
5842                        "The cursor must contain the TITLE and INTENT columns.");
5843            }
5844
5845            String title = cursor.getString(titleColumn);
5846            if (!TextUtils.isEmpty(title)) {
5847                return title;
5848            }
5849
5850            String intentUri = cursor.getString(intentColumn);
5851            if (TextUtils.isEmpty(intentUri)) {
5852                return "";
5853            }
5854
5855            Intent intent;
5856            try {
5857                intent = Intent.parseUri(intentUri, 0);
5858            } catch (URISyntaxException e) {
5859                return "";
5860            }
5861
5862            PackageManager packageManager = context.getPackageManager();
5863            ResolveInfo info = packageManager.resolveActivity(intent, 0);
5864            return info != null ? info.loadLabel(packageManager) : "";
5865        }
5866    }
5867
5868    /**
5869     * Returns the device ID that we should use when connecting to the mobile gtalk server.
5870     * This is a string like "android-0x1242", where the hex string is the Android ID obtained
5871     * from the GoogleLoginService.
5872     *
5873     * @param androidId The Android ID for this device.
5874     * @return The device ID that should be used when connecting to the mobile gtalk server.
5875     * @hide
5876     */
5877    public static String getGTalkDeviceId(long androidId) {
5878        return "android-" + Long.toHexString(androidId);
5879    }
5880}
5881