| /* |
| * Copyright (C) 2013 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.inputmethod.latin.userdictionary; |
| |
| import com.android.inputmethod.latin.LocaleUtils; |
| import com.android.inputmethod.latin.R; |
| |
| import android.app.Activity; |
| import android.content.Intent; |
| import android.database.Cursor; |
| import android.os.Bundle; |
| import android.preference.Preference; |
| import android.preference.PreferenceFragment; |
| import android.preference.PreferenceGroup; |
| import android.provider.UserDictionary; |
| import android.text.TextUtils; |
| |
| import java.util.Locale; |
| import java.util.TreeSet; |
| |
| // Caveat: This class is basically taken from |
| // packages/apps/Settings/src/com/android/settings/inputmethod/UserDictionaryList.java |
| // in order to deal with some devices that have issues with the user dictionary handling |
| |
| public class UserDictionaryList extends PreferenceFragment { |
| |
| public static final String USER_DICTIONARY_SETTINGS_INTENT_ACTION = |
| "android.settings.USER_DICTIONARY_SETTINGS"; |
| |
| @Override |
| public void onCreate(Bundle icicle) { |
| super.onCreate(icicle); |
| setPreferenceScreen(getPreferenceManager().createPreferenceScreen(getActivity())); |
| } |
| |
| public static TreeSet<String> getUserDictionaryLocalesSet(Activity activity) { |
| @SuppressWarnings("deprecation") |
| final Cursor cursor = activity.managedQuery(UserDictionary.Words.CONTENT_URI, |
| new String[] { UserDictionary.Words.LOCALE }, |
| null, null, null); |
| final TreeSet<String> localeList = new TreeSet<String>(); |
| boolean addedAllLocale = false; |
| if (null == cursor) { |
| // The user dictionary service is not present or disabled. Return null. |
| return null; |
| } else if (cursor.moveToFirst()) { |
| final int columnIndex = cursor.getColumnIndex(UserDictionary.Words.LOCALE); |
| do { |
| final String locale = cursor.getString(columnIndex); |
| final boolean allLocale = TextUtils.isEmpty(locale); |
| localeList.add(allLocale ? "" : locale); |
| if (allLocale) { |
| addedAllLocale = true; |
| } |
| } while (cursor.moveToNext()); |
| } |
| if (!UserDictionarySettings.IS_SHORTCUT_API_SUPPORTED && !addedAllLocale) { |
| // For ICS, we need to show "For all languages" in case that the keyboard locale |
| // is different from the system locale |
| localeList.add(""); |
| } |
| localeList.add(Locale.getDefault().toString()); |
| return localeList; |
| } |
| |
| /** |
| * Creates the entries that allow the user to go into the user dictionary for each locale. |
| * @param userDictGroup The group to put the settings in. |
| */ |
| protected void createUserDictSettings(PreferenceGroup userDictGroup) { |
| final Activity activity = getActivity(); |
| userDictGroup.removeAll(); |
| final TreeSet<String> localeList = |
| UserDictionaryList.getUserDictionaryLocalesSet(activity); |
| |
| if (localeList.isEmpty()) { |
| userDictGroup.addPreference(createUserDictionaryPreference(null, activity)); |
| } else { |
| for (String locale : localeList) { |
| userDictGroup.addPreference(createUserDictionaryPreference(locale, activity)); |
| } |
| } |
| } |
| |
| /** |
| * Create a single User Dictionary Preference object, with its parameters set. |
| * @param locale The locale for which this user dictionary is for. |
| * @return The corresponding preference. |
| */ |
| protected Preference createUserDictionaryPreference(String locale, Activity activity) { |
| final Preference newPref = new Preference(getActivity()); |
| final Intent intent = new Intent(USER_DICTIONARY_SETTINGS_INTENT_ACTION); |
| if (null == locale) { |
| newPref.setTitle(Locale.getDefault().getDisplayName()); |
| } else { |
| if ("".equals(locale)) |
| newPref.setTitle(getString(R.string.user_dict_settings_all_languages)); |
| else |
| newPref.setTitle(LocaleUtils.constructLocaleFromString(locale).getDisplayName()); |
| intent.putExtra("locale", locale); |
| newPref.getExtras().putString("locale", locale); |
| } |
| newPref.setIntent(intent); |
| newPref.setFragment(UserDictionarySettings.class.getName()); |
| return newPref; |
| } |
| |
| @Override |
| public void onResume() { |
| super.onResume(); |
| createUserDictSettings(getPreferenceScreen()); |
| } |
| } |