113 lines
4.3 KiB
Java
113 lines
4.3 KiB
Java
/*
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* Copyright (C) 2011 The Android Open Source Project
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*
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* Licensed under the Apache License, Version 2.0 (the "License");
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* you may not use this file except in compliance with the License.
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* You may obtain a copy of the License at
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*
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* http://www.apache.org/licenses/LICENSE-2.0
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*
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* Unless required by applicable law or agreed to in writing, software
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* distributed under the License is distributed on an "AS IS" BASIS,
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* WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
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* See the License for the specific language governing permissions and
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* limitations under the License.
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*/
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package com.android.settings.inputmethod;
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import com.android.settings.R;
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import com.android.settings.SettingsPreferenceFragment;
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import com.android.settings.Utils;
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import android.app.Activity;
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import android.content.Intent;
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import android.database.Cursor;
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import android.os.Bundle;
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import android.preference.Preference;
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import android.preference.PreferenceGroup;
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import android.provider.UserDictionary;
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import java.util.Locale;
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import java.util.TreeSet;
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public class UserDictionaryList extends SettingsPreferenceFragment {
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public static final String USER_DICTIONARY_SETTINGS_INTENT_ACTION =
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"android.settings.USER_DICTIONARY_SETTINGS";
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@Override
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public void onCreate(Bundle icicle) {
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super.onCreate(icicle);
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setPreferenceScreen(getPreferenceManager().createPreferenceScreen(getActivity()));
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}
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static TreeSet<String> getUserDictionaryLocalesSet(Activity activity) {
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@SuppressWarnings("deprecation")
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final Cursor cursor = activity.managedQuery(UserDictionary.Words.CONTENT_URI,
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new String[] { UserDictionary.Words.LOCALE },
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null, null, null);
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final TreeSet<String> localeList = new TreeSet<String>();
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if (null == cursor) {
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// The user dictionary service is not present or disabled. Return null.
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return null;
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} else if (cursor.moveToFirst()) {
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final int columnIndex = cursor.getColumnIndex(UserDictionary.Words.LOCALE);
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do {
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String locale = cursor.getString(columnIndex);
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localeList.add(null != locale ? locale : "");
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} while (cursor.moveToNext());
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}
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localeList.add(Locale.getDefault().toString());
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return localeList;
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}
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/**
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* Creates the entries that allow the user to go into the user dictionary for each locale.
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* @param userDictGroup The group to put the settings in.
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*/
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protected void createUserDictSettings(PreferenceGroup userDictGroup) {
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final Activity activity = getActivity();
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userDictGroup.removeAll();
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final TreeSet<String> localeList =
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UserDictionaryList.getUserDictionaryLocalesSet(activity);
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if (localeList.isEmpty()) {
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userDictGroup.addPreference(createUserDictionaryPreference(null, activity));
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} else {
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for (String locale : localeList) {
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userDictGroup.addPreference(createUserDictionaryPreference(locale, activity));
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}
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}
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}
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/**
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* Create a single User Dictionary Preference object, with its parameters set.
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* @param locale The locale for which this user dictionary is for.
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* @return The corresponding preference.
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*/
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protected Preference createUserDictionaryPreference(String locale, Activity activity) {
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final Preference newPref = new Preference(getActivity());
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final Intent intent = new Intent(USER_DICTIONARY_SETTINGS_INTENT_ACTION);
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if (null == locale) {
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newPref.setTitle(Locale.getDefault().getDisplayName());
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} else {
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if ("".equals(locale))
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newPref.setTitle(getString(R.string.user_dict_settings_all_languages));
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else
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newPref.setTitle(Utils.createLocaleFromString(locale).getDisplayName());
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intent.putExtra("locale", locale);
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newPref.getExtras().putString("locale", locale);
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}
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newPref.setIntent(intent);
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newPref.setFragment(com.android.settings.UserDictionarySettings.class.getName());
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return newPref;
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}
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@Override
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public void onResume() {
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super.onResume();
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createUserDictSettings(getPreferenceScreen());
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}
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}
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