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      1 /*
      2  * Copyright (C) 2013 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.accessibility;
     18 
     19 import android.content.Context;
     20 import android.support.v7.preference.ListPreference;
     21 import android.util.AttributeSet;
     22 
     23 import com.android.internal.app.LocalePicker;
     24 import com.android.settings.R;
     25 
     26 import java.util.List;
     27 
     28 /**
     29  * List preference that allows the user to pick a locale from the list of
     30  * supported device locales.
     31  */
     32 public class LocalePreference extends ListPreference {
     33     public LocalePreference(Context context, AttributeSet attrs) {
     34         super(context, attrs);
     35         init(context);
     36     }
     37 
     38     public LocalePreference(Context context) {
     39         super(context);
     40         init(context);
     41     }
     42 
     43     public void init(Context context) {
     44         List<LocalePicker.LocaleInfo> locales = LocalePicker.getAllAssetLocales(context,
     45                 false /* in developer mode */);
     46 
     47         final int finalSize = locales.size();
     48         final CharSequence[] entries = new CharSequence[finalSize + 1];
     49         final CharSequence[] entryValues = new CharSequence[finalSize + 1];
     50         entries[0] = context.getResources().getString(R.string.locale_default);
     51         entryValues[0] = "";
     52 
     53         for (int i = 0; i < finalSize; i++) {
     54             final LocalePicker.LocaleInfo info = locales.get(i);
     55             entries[i + 1] = info.toString();
     56             entryValues[i + 1] = info.getLocale().toString();
     57         }
     58 
     59         setEntries(entries);
     60         setEntryValues(entryValues);
     61     }
     62 }
     63