1 /* 2 * Copyright (C) 2018 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 17 package com.android.car.settings.language; 18 19 import android.app.ActivityManager; 20 import android.car.drivingstate.CarUxRestrictions; 21 import android.content.Context; 22 import android.os.RemoteException; 23 24 import androidx.preference.Preference; 25 26 import com.android.car.settings.common.FragmentController; 27 import com.android.car.settings.common.PreferenceController; 28 import com.android.internal.app.LocaleHelper; 29 30 import java.util.Locale; 31 32 /** Updates the language settings entry summary with the currently configured locale. */ 33 public class LanguageSettingsEntryPreferenceController extends PreferenceController<Preference> { 34 LanguageSettingsEntryPreferenceController(Context context, String preferenceKey, FragmentController fragmentController, CarUxRestrictions uxRestrictions)35 public LanguageSettingsEntryPreferenceController(Context context, String preferenceKey, 36 FragmentController fragmentController, CarUxRestrictions uxRestrictions) { 37 super(context, preferenceKey, fragmentController, uxRestrictions); 38 } 39 40 @Override updateState(Preference preference)41 protected void updateState(Preference preference) { 42 Locale locale = getConfiguredLocale(); 43 preference.setSummary( 44 LocaleHelper.getDisplayName(locale, locale, /* sentenceCase= */ true)); 45 } 46 47 @Override getPreferenceType()48 protected Class<Preference> getPreferenceType() { 49 return Preference.class; 50 } 51 52 /** 53 * Returns the locale from current system configuration, or the default locale if no system 54 * locale is available. 55 */ getConfiguredLocale()56 private static Locale getConfiguredLocale() { 57 try { 58 Locale configLocale = 59 ActivityManager.getService().getConfiguration().getLocales().get(0); 60 return configLocale != null ? configLocale : Locale.getDefault(); 61 } catch (RemoteException e) { 62 return Locale.getDefault(); 63 } 64 } 65 } 66