| /* |
| * Copyright (C) 2018 The Android Open Source Project |
| * |
| * Licensed under the Apache License, Version 2.0 (the "License"); |
| * you may not use this file except in compliance with the License. |
| * You may obtain a copy of the License at |
| * |
| * http://www.apache.org/licenses/LICENSE-2.0 |
| * |
| * Unless required by applicable law or agreed to in writing, software |
| * distributed under the License is distributed on an "AS IS" BASIS, |
| * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied. |
| * See the License for the specific language governing permissions and |
| * limitations under the License. |
| */ |
| |
| package com.android.car.settings.language; |
| |
| import android.car.drivingstate.CarUxRestrictions; |
| import android.content.Context; |
| import android.os.Build; |
| |
| import com.android.car.settings.common.FragmentController; |
| import com.android.internal.app.LocaleStore; |
| |
| import java.util.Locale; |
| import java.util.Set; |
| |
| /** Business logic for showing and acting on languages in the language settings screen. */ |
| public class LanguagePickerPreferenceController extends LanguageBasePreferenceController { |
| |
| public LanguagePickerPreferenceController(Context context, String preferenceKey, |
| FragmentController fragmentController, CarUxRestrictions uxRestrictions) { |
| super(context, preferenceKey, fragmentController, uxRestrictions); |
| } |
| |
| @Override |
| protected LocalePreferenceProvider defineLocaleProvider() { |
| Set<LocaleStore.LocaleInfo> localeInfoSet = LocaleStore.getLevelLocales( |
| getContext(), |
| getExclusionSet(), |
| /* parent= */ null, |
| /* translatedOnly= */ true); |
| maybeAddPseudoLocale(localeInfoSet); |
| |
| return LocalePreferenceProvider.newInstance(getContext(), localeInfoSet, |
| /* parentLocale= */ null); |
| } |
| |
| @Override |
| protected void handleLocaleWithChildren(LocaleStore.LocaleInfo parentLocaleInfo) { |
| ChildLocalePickerFragment fragment = ChildLocalePickerFragment.newInstance( |
| parentLocaleInfo); |
| fragment.registerChildLocaleSelectedListener( |
| localeInfo -> getFragmentController().goBack()); |
| getFragmentController().launchFragment(fragment); |
| } |
| |
| /** |
| * Add a pseudo locale in debug build for testing RTL. |
| * |
| * @param localeInfos the set of {@link LocaleStore.LocaleInfo} to which the locale is added. |
| */ |
| private void maybeAddPseudoLocale(Set<LocaleStore.LocaleInfo> localeInfos) { |
| if (Build.IS_USERDEBUG) { |
| // The ar-XB pseudo-locale is RTL. |
| localeInfos.add(LocaleStore.getLocaleInfo(new Locale("ar", "XB"))); |
| } |
| } |
| } |