The Tor Browser: mobile/android/base/home/SearchLoader.java@fc2d59ddac77

     1 /* -*- Mode: Java; c-basic-offset: 4; tab-width: 20; indent-tabs-mode: nil; -*-

     2  * This Source Code Form is subject to the terms of the Mozilla Public

     3  * License, v. 2.0. If a copy of the MPL was not distributed with this

     4  * file, You can obtain one at http://mozilla.org/MPL/2.0/. */

     6 package org.mozilla.gecko.home;

     8 import org.mozilla.gecko.db.BrowserDB;

    10 import android.content.Context;

    11 import android.database.Cursor;

    12 import android.os.Bundle;

    13 import android.support.v4.app.LoaderManager;

    14 import android.support.v4.app.LoaderManager.LoaderCallbacks;

    15 import android.support.v4.content.Loader;

    17 /**

    18  * Encapsulates the implementation of the search cursor loader.

    19  */

    20 class SearchLoader {

    21     // Key for search terms

    22     private static final String KEY_SEARCH_TERM = "search_term";

    24     private SearchLoader() {

    25     }

    27     public static Loader<Cursor> createInstance(Context context, Bundle args) {

    28         if (args != null) {

    29             final String searchTerm = args.getString(KEY_SEARCH_TERM);

    30             return new SearchCursorLoader(context, searchTerm);

    31         } else {

    32             return new SearchCursorLoader(context, "");

    33         }

    34     }

    36     private static Bundle createArgs(String searchTerm) {

    37         Bundle args = new Bundle();

    38         args.putString(SearchLoader.KEY_SEARCH_TERM, searchTerm);

    40         return args;

    41     }

    43     public static void init(LoaderManager manager, int loaderId,

    44                                LoaderCallbacks<Cursor> callbacks, String searchTerm) {

    45         final Bundle args = createArgs(searchTerm);

    46         manager.initLoader(loaderId, args, callbacks);

    47     }

    49     public static void restart(LoaderManager manager, int loaderId,

    50                                LoaderCallbacks<Cursor> callbacks, String searchTerm) {

    51         final Bundle args = createArgs(searchTerm);

    52         manager.restartLoader(loaderId, args, callbacks);

    53     }

    55     public static class SearchCursorLoader extends SimpleCursorLoader {

    56         // Max number of search results

    57         private static final int SEARCH_LIMIT = 100;

    59         // The target search term associated with the loader

    60         private final String mSearchTerm;

    62         public SearchCursorLoader(Context context, String searchTerm) {

    63             super(context);

    64             mSearchTerm = searchTerm;

    65         }

    67         @Override

    68         public Cursor loadCursor() {

    69             return BrowserDB.filter(getContext().getContentResolver(), mSearchTerm, SEARCH_LIMIT);

    70         }

    72         public String getSearchTerm() {

    73             return mSearchTerm;

    74         }

    75     }

    77 }

The Tor Browser / file revision