1 /* 2 * Copyright (C) 2010 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; 18 19 import android.app.Dialog; 20 import android.os.Bundle; 21 import android.util.Log; 22 import android.view.LayoutInflater; 23 import android.view.View; 24 import android.view.ViewGroup; 25 import android.widget.ListView; 26 import com.android.settings.SettingsPreferenceFragment.SettingsDialogFragment; 27 import java.util.Locale; 28 29 public class LocalePicker extends com.android.internal.app.LocalePicker 30 implements com.android.internal.app.LocalePicker.LocaleSelectionListener, 31 DialogCreatable { 32 33 private static final String TAG = "LocalePicker"; 34 35 private SettingsDialogFragment mDialogFragment; 36 private static final int DLG_SHOW_GLOBAL_WARNING = 1; 37 private static final String SAVE_TARGET_LOCALE = "locale"; 38 39 private Locale mTargetLocale; 40 LocalePicker()41 public LocalePicker() { 42 super(); 43 setLocaleSelectionListener(this); 44 } 45 46 @Override onCreate(Bundle savedInstanceState)47 public void onCreate(Bundle savedInstanceState) { 48 super.onCreate(savedInstanceState); 49 if (savedInstanceState != null && savedInstanceState.containsKey(SAVE_TARGET_LOCALE)) { 50 mTargetLocale = new Locale(savedInstanceState.getString(SAVE_TARGET_LOCALE)); 51 } 52 } 53 54 @Override onCreateView( LayoutInflater inflater, ViewGroup container, Bundle savedInstanceState)55 public View onCreateView( 56 LayoutInflater inflater, ViewGroup container, Bundle savedInstanceState) { 57 final View view = super.onCreateView(inflater, container, savedInstanceState); 58 final ListView list = (ListView) view.findViewById(android.R.id.list); 59 Utils.forcePrepareCustomPreferencesList(container, view, list, false); 60 return view; 61 } 62 63 @Override onLocaleSelected(final Locale locale)64 public void onLocaleSelected(final Locale locale) { 65 if (Utils.hasMultipleUsers(getActivity())) { 66 mTargetLocale = locale; 67 showDialog(DLG_SHOW_GLOBAL_WARNING); 68 } else { 69 getActivity().onBackPressed(); 70 LocalePicker.updateLocale(locale); 71 } 72 } 73 74 @Override onSaveInstanceState(Bundle outState)75 public void onSaveInstanceState(Bundle outState) { 76 super.onSaveInstanceState(outState); 77 78 if (mTargetLocale != null) { 79 outState.putString(SAVE_TARGET_LOCALE, mTargetLocale.toString()); 80 } 81 } 82 showDialog(int dialogId)83 protected void showDialog(int dialogId) { 84 if (mDialogFragment != null) { 85 Log.e(TAG, "Old dialog fragment not null!"); 86 } 87 mDialogFragment = new SettingsDialogFragment(this, dialogId); 88 mDialogFragment.show(getActivity().getFragmentManager(), Integer.toString(dialogId)); 89 } 90 onCreateDialog(final int dialogId)91 public Dialog onCreateDialog(final int dialogId) { 92 return Utils.buildGlobalChangeWarningDialog(getActivity(), 93 R.string.global_locale_change_title, 94 new Runnable() { 95 public void run() { 96 removeDialog(dialogId); 97 getActivity().onBackPressed(); 98 LocalePicker.updateLocale(mTargetLocale); 99 } 100 } 101 ); 102 } 103 104 protected void removeDialog(int dialogId) { 105 // mDialogFragment may not be visible yet in parent fragment's onResume(). 106 // To be able to dismiss dialog at that time, don't check 107 // mDialogFragment.isVisible(). 108 if (mDialogFragment != null && mDialogFragment.getDialogId() == dialogId) { 109 mDialogFragment.dismiss(); 110 } 111 mDialogFragment = null; 112 } 113 } 114