| /* |
| * Copyright (C) 2010 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.quicksearchbox.preferences; |
| |
| import com.android.quicksearchbox.Corpora; |
| import com.android.quicksearchbox.QsbApplication; |
| import com.android.quicksearchbox.SearchSettings; |
| import com.android.quicksearchbox.ShortcutRepository; |
| |
| import android.content.Context; |
| import android.preference.Preference; |
| |
| import java.util.ArrayList; |
| |
| /** |
| * Class to handle logic behind the preferences in settings. |
| */ |
| public class PreferenceControllerFactory implements PreferenceController { |
| |
| private final SearchSettings mSettings; |
| private final Context mContext; |
| private final ArrayList<PreferenceController> mControllers; |
| |
| public PreferenceControllerFactory(SearchSettings settings, Context context) { |
| mSettings = settings; |
| mContext = context; |
| mControllers = new ArrayList<PreferenceController>(); |
| } |
| |
| protected Context getContext() { |
| return mContext; |
| } |
| |
| public void handlePreference(Preference p) { |
| String key = p.getKey(); |
| if (key == null) return; |
| if (SearchableItemsController.SEARCH_CORPORA_PREF.equals(key)) { |
| Corpora corpora = QsbApplication.get(mContext).getCorpora(); |
| addController(new SearchableItemsController(mSettings, corpora, getContext()), p); |
| } else if (ClearShortcutsController.CLEAR_SHORTCUTS_PREF.equals(key)) { |
| ShortcutRepository shortcuts = QsbApplication.get(getContext()).getShortcutRepository(); |
| addController(new ClearShortcutsController(shortcuts), p); |
| } else { |
| throw new UnknownPreferenceException(p); |
| } |
| } |
| |
| public void onCreateComplete() { |
| for (PreferenceController controller : mControllers) { |
| controller.onCreateComplete(); |
| } |
| } |
| |
| public void onResume() { |
| for (PreferenceController controller : mControllers) { |
| controller.onResume(); |
| } |
| } |
| |
| public void onStop() { |
| for (PreferenceController controller : mControllers) { |
| controller.onStop(); |
| } |
| } |
| |
| public void onDestroy() { |
| for (PreferenceController controller : mControllers) { |
| controller.onDestroy(); |
| } |
| } |
| |
| protected void addController(PreferenceController controller, Preference forPreference) { |
| mControllers.add(controller); |
| controller.handlePreference(forPreference); |
| } |
| |
| private static class UnknownPreferenceException extends RuntimeException { |
| public UnknownPreferenceException(Preference p) { |
| super("Preference key " + p.getKey() + "; class: " + p.getClass().toString()); |
| } |
| } |
| } |