1501eec92f9f4f206ad7972c63f2d0ef0285d8e34-b master/* 2501eec92f9f4f206ad7972c63f2d0ef0285d8e34-b master * Copyright (C) 2008 The Android Open Source Project 3501eec92f9f4f206ad7972c63f2d0ef0285d8e34-b master * 4501eec92f9f4f206ad7972c63f2d0ef0285d8e34-b master * Licensed under the Apache License, Version 2.0 (the "License"); 5501eec92f9f4f206ad7972c63f2d0ef0285d8e34-b master * you may not use this file except in compliance with the License. 6501eec92f9f4f206ad7972c63f2d0ef0285d8e34-b master * You may obtain a copy of the License at 7501eec92f9f4f206ad7972c63f2d0ef0285d8e34-b master * 8501eec92f9f4f206ad7972c63f2d0ef0285d8e34-b master * http://www.apache.org/licenses/LICENSE-2.0 9501eec92f9f4f206ad7972c63f2d0ef0285d8e34-b master * 10501eec92f9f4f206ad7972c63f2d0ef0285d8e34-b master * Unless required by applicable law or agreed to in writing, software 11501eec92f9f4f206ad7972c63f2d0ef0285d8e34-b master * distributed under the License is distributed on an "AS IS" BASIS, 12501eec92f9f4f206ad7972c63f2d0ef0285d8e34-b master * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied. 13501eec92f9f4f206ad7972c63f2d0ef0285d8e34-b master * See the License for the specific language governing permissions and 14501eec92f9f4f206ad7972c63f2d0ef0285d8e34-b master * limitations under the License. 15501eec92f9f4f206ad7972c63f2d0ef0285d8e34-b master */ 16501eec92f9f4f206ad7972c63f2d0ef0285d8e34-b master 17501eec92f9f4f206ad7972c63f2d0ef0285d8e34-b masterpackage com.android.providers.settings; 18501eec92f9f4f206ad7972c63f2d0ef0285d8e34-b master 198823c0a8c68fe669c21c539eef9fc6541f0c7494Amith Yamasaniimport java.util.Locale; 208823c0a8c68fe669c21c539eef9fc6541f0c7494Amith Yamasani 218823c0a8c68fe669c21c539eef9fc6541f0c7494Amith Yamasaniimport android.app.ActivityManagerNative; 228823c0a8c68fe669c21c539eef9fc6541f0c7494Amith Yamasaniimport android.app.IActivityManager; 234528186e0d65fc68ef0dd1941aa2ac8aefcd55a3Christopher Tateimport android.app.backup.IBackupManager; 24501eec92f9f4f206ad7972c63f2d0ef0285d8e34-b masterimport android.content.Context; 258823c0a8c68fe669c21c539eef9fc6541f0c7494Amith Yamasaniimport android.content.res.Configuration; 2670c874ba20b586712a7550b6c5efeb6dc0fdf9faAmith Yamasaniimport android.location.LocationManager; 27501eec92f9f4f206ad7972c63f2d0ef0285d8e34-b masterimport android.media.AudioManager; 28237a29923a05663a2195bf93b392768dbaf31ebfMike Lockwoodimport android.os.IPowerManager; 29501eec92f9f4f206ad7972c63f2d0ef0285d8e34-b masterimport android.os.RemoteException; 30501eec92f9f4f206ad7972c63f2d0ef0285d8e34-b masterimport android.os.ServiceManager; 31501eec92f9f4f206ad7972c63f2d0ef0285d8e34-b masterimport android.provider.Settings; 328823c0a8c68fe669c21c539eef9fc6541f0c7494Amith Yamasaniimport android.text.TextUtils; 33501eec92f9f4f206ad7972c63f2d0ef0285d8e34-b master 34501eec92f9f4f206ad7972c63f2d0ef0285d8e34-b masterpublic class SettingsHelper { 35501eec92f9f4f206ad7972c63f2d0ef0285d8e34-b master private Context mContext; 36501eec92f9f4f206ad7972c63f2d0ef0285d8e34-b master private AudioManager mAudioManager; 3770c874ba20b586712a7550b6c5efeb6dc0fdf9faAmith Yamasani 38501eec92f9f4f206ad7972c63f2d0ef0285d8e34-b master public SettingsHelper(Context context) { 39501eec92f9f4f206ad7972c63f2d0ef0285d8e34-b master mContext = context; 40501eec92f9f4f206ad7972c63f2d0ef0285d8e34-b master mAudioManager = (AudioManager) context 41501eec92f9f4f206ad7972c63f2d0ef0285d8e34-b master .getSystemService(Context.AUDIO_SERVICE); 42501eec92f9f4f206ad7972c63f2d0ef0285d8e34-b master } 43501eec92f9f4f206ad7972c63f2d0ef0285d8e34-b master 4470c874ba20b586712a7550b6c5efeb6dc0fdf9faAmith Yamasani /** 4570c874ba20b586712a7550b6c5efeb6dc0fdf9faAmith Yamasani * Sets the property via a call to the appropriate API, if any, and returns 4670c874ba20b586712a7550b6c5efeb6dc0fdf9faAmith Yamasani * whether or not the setting should be saved to the database as well. 4770c874ba20b586712a7550b6c5efeb6dc0fdf9faAmith Yamasani * @param name the name of the setting 4870c874ba20b586712a7550b6c5efeb6dc0fdf9faAmith Yamasani * @param value the string value of the setting 4970c874ba20b586712a7550b6c5efeb6dc0fdf9faAmith Yamasani * @return whether to continue with writing the value to the database. In 5070c874ba20b586712a7550b6c5efeb6dc0fdf9faAmith Yamasani * some cases the data will be written by the call to the appropriate API, 5170c874ba20b586712a7550b6c5efeb6dc0fdf9faAmith Yamasani * and in some cases the property value needs to be modified before setting. 5270c874ba20b586712a7550b6c5efeb6dc0fdf9faAmith Yamasani */ 5370c874ba20b586712a7550b6c5efeb6dc0fdf9faAmith Yamasani public boolean restoreValue(String name, String value) { 54501eec92f9f4f206ad7972c63f2d0ef0285d8e34-b master if (Settings.System.SCREEN_BRIGHTNESS.equals(name)) { 55501eec92f9f4f206ad7972c63f2d0ef0285d8e34-b master setBrightness(Integer.parseInt(value)); 56501eec92f9f4f206ad7972c63f2d0ef0285d8e34-b master } else if (Settings.System.SOUND_EFFECTS_ENABLED.equals(name)) { 5770c874ba20b586712a7550b6c5efeb6dc0fdf9faAmith Yamasani setSoundEffects(Integer.parseInt(value) == 1); 5870c874ba20b586712a7550b6c5efeb6dc0fdf9faAmith Yamasani } else if (Settings.Secure.LOCATION_PROVIDERS_ALLOWED.equals(name)) { 5970c874ba20b586712a7550b6c5efeb6dc0fdf9faAmith Yamasani setGpsLocation(value); 6070c874ba20b586712a7550b6c5efeb6dc0fdf9faAmith Yamasani return false; 6103b6d90db9acc531a945c57795b903a3b74dd0b7Christopher Tate } else if (Settings.Secure.BACKUP_AUTO_RESTORE.equals(name)) { 6203b6d90db9acc531a945c57795b903a3b74dd0b7Christopher Tate setAutoRestore(Integer.parseInt(value) == 1); 63818d20459099ea75e9b8d27c341af482653847a1Svetoslav Ganov } else if (isAlreadyConfiguredCriticalAccessibilitySetting(name)) { 64818d20459099ea75e9b8d27c341af482653847a1Svetoslav Ganov return false; 6570c874ba20b586712a7550b6c5efeb6dc0fdf9faAmith Yamasani } 6670c874ba20b586712a7550b6c5efeb6dc0fdf9faAmith Yamasani return true; 6770c874ba20b586712a7550b6c5efeb6dc0fdf9faAmith Yamasani } 6870c874ba20b586712a7550b6c5efeb6dc0fdf9faAmith Yamasani 69818d20459099ea75e9b8d27c341af482653847a1Svetoslav Ganov private boolean isAlreadyConfiguredCriticalAccessibilitySetting(String name) { 70818d20459099ea75e9b8d27c341af482653847a1Svetoslav Ganov // These are the critical accessibility settings that are required for a 71818d20459099ea75e9b8d27c341af482653847a1Svetoslav Ganov // blind user to be able to interact with the device. If these settings are 72818d20459099ea75e9b8d27c341af482653847a1Svetoslav Ganov // already configured, we will not overwrite them. If they are already set, 73818d20459099ea75e9b8d27c341af482653847a1Svetoslav Ganov // it means that the user has performed a global gesture to enable accessibility 74818d20459099ea75e9b8d27c341af482653847a1Svetoslav Ganov // and definitely needs these features working after the restore. 75818d20459099ea75e9b8d27c341af482653847a1Svetoslav Ganov if (Settings.Secure.ACCESSIBILITY_ENABLED.equals(name) 76818d20459099ea75e9b8d27c341af482653847a1Svetoslav Ganov || Settings.Secure.ACCESSIBILITY_SCRIPT_INJECTION.equals(name) 77818d20459099ea75e9b8d27c341af482653847a1Svetoslav Ganov || Settings.Secure.ACCESSIBILITY_SPEAK_PASSWORD.equals(name) 78818d20459099ea75e9b8d27c341af482653847a1Svetoslav Ganov || Settings.Secure.TOUCH_EXPLORATION_ENABLED.equals(name)) { 79818d20459099ea75e9b8d27c341af482653847a1Svetoslav Ganov return Settings.Secure.getInt(mContext.getContentResolver(), name, 0) != 0; 80818d20459099ea75e9b8d27c341af482653847a1Svetoslav Ganov } else if (Settings.Secure.TOUCH_EXPLORATION_GRANTED_ACCESSIBILITY_SERVICES.equals(name) 81818d20459099ea75e9b8d27c341af482653847a1Svetoslav Ganov || Settings.Secure.ENABLED_ACCESSIBILITY_SERVICES.equals(name)) { 82818d20459099ea75e9b8d27c341af482653847a1Svetoslav Ganov return !TextUtils.isEmpty(Settings.Secure.getString( 83818d20459099ea75e9b8d27c341af482653847a1Svetoslav Ganov mContext.getContentResolver(), name)); 84818d20459099ea75e9b8d27c341af482653847a1Svetoslav Ganov } 85818d20459099ea75e9b8d27c341af482653847a1Svetoslav Ganov return false; 86818d20459099ea75e9b8d27c341af482653847a1Svetoslav Ganov } 87818d20459099ea75e9b8d27c341af482653847a1Svetoslav Ganov 8803b6d90db9acc531a945c57795b903a3b74dd0b7Christopher Tate private void setAutoRestore(boolean enabled) { 8903b6d90db9acc531a945c57795b903a3b74dd0b7Christopher Tate try { 9003b6d90db9acc531a945c57795b903a3b74dd0b7Christopher Tate IBackupManager bm = IBackupManager.Stub.asInterface( 9103b6d90db9acc531a945c57795b903a3b74dd0b7Christopher Tate ServiceManager.getService(Context.BACKUP_SERVICE)); 9203b6d90db9acc531a945c57795b903a3b74dd0b7Christopher Tate if (bm != null) { 9303b6d90db9acc531a945c57795b903a3b74dd0b7Christopher Tate bm.setAutoRestore(enabled); 9403b6d90db9acc531a945c57795b903a3b74dd0b7Christopher Tate } 9503b6d90db9acc531a945c57795b903a3b74dd0b7Christopher Tate } catch (RemoteException e) {} 9603b6d90db9acc531a945c57795b903a3b74dd0b7Christopher Tate } 9703b6d90db9acc531a945c57795b903a3b74dd0b7Christopher Tate 9870c874ba20b586712a7550b6c5efeb6dc0fdf9faAmith Yamasani private void setGpsLocation(String value) { 9970c874ba20b586712a7550b6c5efeb6dc0fdf9faAmith Yamasani final String GPS = LocationManager.GPS_PROVIDER; 10070c874ba20b586712a7550b6c5efeb6dc0fdf9faAmith Yamasani boolean enabled = 10170c874ba20b586712a7550b6c5efeb6dc0fdf9faAmith Yamasani GPS.equals(value) || 10270c874ba20b586712a7550b6c5efeb6dc0fdf9faAmith Yamasani value.startsWith(GPS + ",") || 10370c874ba20b586712a7550b6c5efeb6dc0fdf9faAmith Yamasani value.endsWith("," + GPS) || 10470c874ba20b586712a7550b6c5efeb6dc0fdf9faAmith Yamasani value.contains("," + GPS + ","); 10570c874ba20b586712a7550b6c5efeb6dc0fdf9faAmith Yamasani Settings.Secure.setLocationProviderEnabled( 10670c874ba20b586712a7550b6c5efeb6dc0fdf9faAmith Yamasani mContext.getContentResolver(), GPS, enabled); 10770c874ba20b586712a7550b6c5efeb6dc0fdf9faAmith Yamasani } 10870c874ba20b586712a7550b6c5efeb6dc0fdf9faAmith Yamasani 10970c874ba20b586712a7550b6c5efeb6dc0fdf9faAmith Yamasani private void setSoundEffects(boolean enable) { 11070c874ba20b586712a7550b6c5efeb6dc0fdf9faAmith Yamasani if (enable) { 11170c874ba20b586712a7550b6c5efeb6dc0fdf9faAmith Yamasani mAudioManager.loadSoundEffects(); 11270c874ba20b586712a7550b6c5efeb6dc0fdf9faAmith Yamasani } else { 11370c874ba20b586712a7550b6c5efeb6dc0fdf9faAmith Yamasani mAudioManager.unloadSoundEffects(); 114501eec92f9f4f206ad7972c63f2d0ef0285d8e34-b master } 115501eec92f9f4f206ad7972c63f2d0ef0285d8e34-b master } 116501eec92f9f4f206ad7972c63f2d0ef0285d8e34-b master 117501eec92f9f4f206ad7972c63f2d0ef0285d8e34-b master private void setBrightness(int brightness) { 118501eec92f9f4f206ad7972c63f2d0ef0285d8e34-b master try { 119237a29923a05663a2195bf93b392768dbaf31ebfMike Lockwood IPowerManager power = IPowerManager.Stub.asInterface( 120237a29923a05663a2195bf93b392768dbaf31ebfMike Lockwood ServiceManager.getService("power")); 121237a29923a05663a2195bf93b392768dbaf31ebfMike Lockwood if (power != null) { 1229630704ed3b265f008a8f64ec60a33cf9dcd3345Jeff Brown power.setTemporaryScreenBrightnessSettingOverride(brightness); 123501eec92f9f4f206ad7972c63f2d0ef0285d8e34-b master } 124501eec92f9f4f206ad7972c63f2d0ef0285d8e34-b master } catch (RemoteException doe) { 125501eec92f9f4f206ad7972c63f2d0ef0285d8e34-b master 126501eec92f9f4f206ad7972c63f2d0ef0285d8e34-b master } 127501eec92f9f4f206ad7972c63f2d0ef0285d8e34-b master } 128501eec92f9f4f206ad7972c63f2d0ef0285d8e34-b master 1298823c0a8c68fe669c21c539eef9fc6541f0c7494Amith Yamasani byte[] getLocaleData() { 1308823c0a8c68fe669c21c539eef9fc6541f0c7494Amith Yamasani Configuration conf = mContext.getResources().getConfiguration(); 1318823c0a8c68fe669c21c539eef9fc6541f0c7494Amith Yamasani final Locale loc = conf.locale; 1328823c0a8c68fe669c21c539eef9fc6541f0c7494Amith Yamasani String localeString = loc.getLanguage(); 1338823c0a8c68fe669c21c539eef9fc6541f0c7494Amith Yamasani String country = loc.getCountry(); 1348823c0a8c68fe669c21c539eef9fc6541f0c7494Amith Yamasani if (!TextUtils.isEmpty(country)) { 1358823c0a8c68fe669c21c539eef9fc6541f0c7494Amith Yamasani localeString += "_" + country; 1368823c0a8c68fe669c21c539eef9fc6541f0c7494Amith Yamasani } 1378823c0a8c68fe669c21c539eef9fc6541f0c7494Amith Yamasani return localeString.getBytes(); 1388823c0a8c68fe669c21c539eef9fc6541f0c7494Amith Yamasani } 1398823c0a8c68fe669c21c539eef9fc6541f0c7494Amith Yamasani 1408823c0a8c68fe669c21c539eef9fc6541f0c7494Amith Yamasani /** 1418823c0a8c68fe669c21c539eef9fc6541f0c7494Amith Yamasani * Sets the locale specified. Input data is the equivalent of "ll_cc".getBytes(), where 1428823c0a8c68fe669c21c539eef9fc6541f0c7494Amith Yamasani * "ll" is the language code and "cc" is the country code. 1438823c0a8c68fe669c21c539eef9fc6541f0c7494Amith Yamasani * @param data the locale string in bytes. 1448823c0a8c68fe669c21c539eef9fc6541f0c7494Amith Yamasani */ 14575a99709accef8cf221fd436d646727e7c8dd1f1Christopher Tate void setLocaleData(byte[] data, int size) { 1468823c0a8c68fe669c21c539eef9fc6541f0c7494Amith Yamasani // Check if locale was set by the user: 1478823c0a8c68fe669c21c539eef9fc6541f0c7494Amith Yamasani Configuration conf = mContext.getResources().getConfiguration(); 1488823c0a8c68fe669c21c539eef9fc6541f0c7494Amith Yamasani Locale loc = conf.locale; 149d158214511a3c04753de04fa6389e46d33135c38Amith Yamasani // TODO: The following is not working as intended because the network is forcing a locale 150d158214511a3c04753de04fa6389e46d33135c38Amith Yamasani // change after registering. Need to find some other way to detect if the user manually 151d158214511a3c04753de04fa6389e46d33135c38Amith Yamasani // changed the locale 1528823c0a8c68fe669c21c539eef9fc6541f0c7494Amith Yamasani if (conf.userSetLocale) return; // Don't change if user set it in the SetupWizard 1538823c0a8c68fe669c21c539eef9fc6541f0c7494Amith Yamasani 1548823c0a8c68fe669c21c539eef9fc6541f0c7494Amith Yamasani final String[] availableLocales = mContext.getAssets().getLocales(); 15575a99709accef8cf221fd436d646727e7c8dd1f1Christopher Tate String localeCode = new String(data, 0, size); 1568823c0a8c68fe669c21c539eef9fc6541f0c7494Amith Yamasani String language = new String(data, 0, 2); 15775a99709accef8cf221fd436d646727e7c8dd1f1Christopher Tate String country = size > 4 ? new String(data, 3, 2) : ""; 1588823c0a8c68fe669c21c539eef9fc6541f0c7494Amith Yamasani loc = null; 1598823c0a8c68fe669c21c539eef9fc6541f0c7494Amith Yamasani for (int i = 0; i < availableLocales.length; i++) { 1608823c0a8c68fe669c21c539eef9fc6541f0c7494Amith Yamasani if (availableLocales[i].equals(localeCode)) { 1618823c0a8c68fe669c21c539eef9fc6541f0c7494Amith Yamasani loc = new Locale(language, country); 1628823c0a8c68fe669c21c539eef9fc6541f0c7494Amith Yamasani break; 1638823c0a8c68fe669c21c539eef9fc6541f0c7494Amith Yamasani } 1648823c0a8c68fe669c21c539eef9fc6541f0c7494Amith Yamasani } 1658823c0a8c68fe669c21c539eef9fc6541f0c7494Amith Yamasani if (loc == null) return; // Couldn't find the saved locale in this version of the software 1668823c0a8c68fe669c21c539eef9fc6541f0c7494Amith Yamasani 1678823c0a8c68fe669c21c539eef9fc6541f0c7494Amith Yamasani try { 1688823c0a8c68fe669c21c539eef9fc6541f0c7494Amith Yamasani IActivityManager am = ActivityManagerNative.getDefault(); 1698823c0a8c68fe669c21c539eef9fc6541f0c7494Amith Yamasani Configuration config = am.getConfiguration(); 1708823c0a8c68fe669c21c539eef9fc6541f0c7494Amith Yamasani config.locale = loc; 1718823c0a8c68fe669c21c539eef9fc6541f0c7494Amith Yamasani // indicate this isn't some passing default - the user wants this remembered 1728823c0a8c68fe669c21c539eef9fc6541f0c7494Amith Yamasani config.userSetLocale = true; 1738823c0a8c68fe669c21c539eef9fc6541f0c7494Amith Yamasani 1748823c0a8c68fe669c21c539eef9fc6541f0c7494Amith Yamasani am.updateConfiguration(config); 1758823c0a8c68fe669c21c539eef9fc6541f0c7494Amith Yamasani } catch (RemoteException e) { 1768823c0a8c68fe669c21c539eef9fc6541f0c7494Amith Yamasani // Intentionally left blank 1778823c0a8c68fe669c21c539eef9fc6541f0c7494Amith Yamasani } 178d158214511a3c04753de04fa6389e46d33135c38Amith Yamasani } 1798823c0a8c68fe669c21c539eef9fc6541f0c7494Amith Yamasani 180d158214511a3c04753de04fa6389e46d33135c38Amith Yamasani /** 181d158214511a3c04753de04fa6389e46d33135c38Amith Yamasani * Informs the audio service of changes to the settings so that 182d158214511a3c04753de04fa6389e46d33135c38Amith Yamasani * they can be re-read and applied. 183d158214511a3c04753de04fa6389e46d33135c38Amith Yamasani */ 184d158214511a3c04753de04fa6389e46d33135c38Amith Yamasani void applyAudioSettings() { 185d158214511a3c04753de04fa6389e46d33135c38Amith Yamasani AudioManager am = new AudioManager(mContext); 186d158214511a3c04753de04fa6389e46d33135c38Amith Yamasani am.reloadAudioSettings(); 1878823c0a8c68fe669c21c539eef9fc6541f0c7494Amith Yamasani } 188501eec92f9f4f206ad7972c63f2d0ef0285d8e34-b master} 189