1 /* 2 * Copyright (C) 2024 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.settings.regionalpreferences; 18 19 import android.app.Activity; 20 import android.app.settings.SettingsEnums; 21 import android.content.Context; 22 import android.os.Bundle; 23 import android.os.LocaleList; 24 25 import androidx.annotation.NonNull; 26 27 import com.android.internal.app.LocaleStore; 28 import com.android.settings.R; 29 import com.android.settings.dashboard.DashboardFragment; 30 import com.android.settingslib.core.AbstractPreferenceController; 31 32 import java.util.ArrayList; 33 import java.util.HashSet; 34 import java.util.List; 35 import java.util.Locale; 36 import java.util.Set; 37 38 /** Provides locale list for numbering system settings. */ 39 public class NumberingSystemLocaleListFragment extends DashboardFragment { 40 41 @Override onCreate(@onNull Bundle icicle)42 public void onCreate(@NonNull Bundle icicle) { 43 super.onCreate(icicle); 44 45 if (isEmptyNumberingSystemLocale()) { 46 getActivity().setResult(Activity.RESULT_CANCELED); 47 finish(); 48 } 49 50 getActivity().setTitle(R.string.numbers_preferences_title); 51 getActivity().setResult(Activity.RESULT_OK); 52 } 53 54 /** 55 * Get a list of {@link AbstractPreferenceController} for this fragment. 56 */ 57 @Override createPreferenceControllers(Context context)58 protected List<AbstractPreferenceController> createPreferenceControllers(Context context) { 59 NumberingSystemItemController controller = 60 new NumberingSystemItemController(context, getExtraData()); 61 controller.setParentFragment(this); 62 List<AbstractPreferenceController> listControllers = new ArrayList<>(); 63 listControllers.add(controller); 64 return listControllers; 65 } 66 67 @Override getPreferenceScreenResId()68 protected int getPreferenceScreenResId() { 69 return R.xml.regional_preference_numbering_system_page; 70 } 71 72 @Override getLogTag()73 protected String getLogTag() { 74 return NumberingSystemLocaleListFragment.class.getSimpleName(); 75 } 76 77 @Override getMetricsCategory()78 public int getMetricsCategory() { 79 return SettingsEnums.NUMBERING_SYSTEM_LANGUAGE_SELECTION_PREFERENCE; 80 } 81 isEmptyNumberingSystemLocale()82 private static boolean isEmptyNumberingSystemLocale() { 83 LocaleList localeList = LocaleList.getDefault(); 84 Set<Locale> localesHasNumberingSystems = new HashSet<>(); 85 for (int i = 0; i < localeList.size(); i++) { 86 Locale locale = localeList.get(i); 87 LocaleStore.LocaleInfo localeInfo = LocaleStore.getLocaleInfo(locale); 88 if (localeInfo.hasNumberingSystems()) { 89 localesHasNumberingSystems.add(locale); 90 } 91 } 92 return localesHasNumberingSystems.isEmpty(); 93 } 94 getExtraData()95 private static Bundle getExtraData() { 96 Bundle extra = new Bundle(); 97 extra.putString(RegionalPreferencesEntriesFragment.ARG_KEY_REGIONAL_PREFERENCE, 98 NumberingSystemItemController.ARG_VALUE_LANGUAGE_SELECT); 99 return extra; 100 } 101 } 102