| /* |
| * Copyright (C) 2017 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.settings.search2; |
| |
| import android.app.LoaderManager; |
| import android.content.Context; |
| import android.content.Loader; |
| import android.os.Bundle; |
| |
| import com.android.settings.overlay.FeatureFactory; |
| |
| import java.util.List; |
| |
| public class SavedQueryController implements LoaderManager.LoaderCallbacks { |
| |
| // TODO: make a generic background task manager to handle one-off tasks like this one. |
| |
| private static final int LOADER_ID_SAVE_QUERY_TASK = 0; |
| private static final int LOADER_ID_REMOVE_QUERY_TASK = 1; |
| private static final int LOADER_ID_SAVED_QUERIES = 2; |
| private static final String ARG_QUERY = "remove_query"; |
| |
| private final Context mContext; |
| private final LoaderManager mLoaderManager; |
| private final SearchFeatureProvider mSearchFeatureProvider; |
| private final SearchResultsAdapter mResultAdapter; |
| |
| public SavedQueryController(Context context, LoaderManager loaderManager, |
| SearchResultsAdapter resultsAdapter) { |
| mContext = context; |
| mLoaderManager = loaderManager; |
| mResultAdapter = resultsAdapter; |
| mSearchFeatureProvider = FeatureFactory.getFactory(context) |
| .getSearchFeatureProvider(); |
| } |
| |
| @Override |
| public Loader onCreateLoader(int id, Bundle args) { |
| switch (id) { |
| case LOADER_ID_SAVE_QUERY_TASK: |
| return new SavedQueryRecorder(mContext, args.getString(ARG_QUERY)); |
| case LOADER_ID_REMOVE_QUERY_TASK: |
| return new SavedQueryRemover(mContext, args.getString(ARG_QUERY)); |
| case LOADER_ID_SAVED_QUERIES: |
| return mSearchFeatureProvider.getSavedQueryLoader(mContext); |
| } |
| return null; |
| } |
| |
| @Override |
| public void onLoadFinished(Loader loader, Object data) { |
| switch (loader.getId()) { |
| case LOADER_ID_REMOVE_QUERY_TASK: |
| mLoaderManager.restartLoader(LOADER_ID_SAVED_QUERIES, null, this); |
| break; |
| case LOADER_ID_SAVED_QUERIES: |
| mResultAdapter.displaySavedQuery((List<SearchResult>) data); |
| break; |
| } |
| } |
| |
| @Override |
| public void onLoaderReset(Loader loader) { |
| |
| } |
| |
| public void saveQuery(String query) { |
| final Bundle args = new Bundle(); |
| args.putString(ARG_QUERY, query); |
| mLoaderManager.restartLoader(LOADER_ID_SAVE_QUERY_TASK, args, this); |
| } |
| |
| public void removeQuery(String query) { |
| final Bundle args = new Bundle(); |
| args.putString(ARG_QUERY, query); |
| mLoaderManager.restartLoader(LOADER_ID_REMOVE_QUERY_TASK, args, this); |
| } |
| |
| public void loadSavedQueries() { |
| mLoaderManager.restartLoader(LOADER_ID_SAVED_QUERIES, null, this); |
| } |
| } |