Index: ui/file_manager/file_manager/audio_player/js/audio_player_model.js |
diff --git a/ui/file_manager/file_manager/audio_player/js/audio_player_model.js b/ui/file_manager/file_manager/audio_player/js/audio_player_model.js |
deleted file mode 100644 |
index 8fbc4bf5fed1322c7d06c4b5800b303b2a442dc3..0000000000000000000000000000000000000000 |
--- a/ui/file_manager/file_manager/audio_player/js/audio_player_model.js |
+++ /dev/null |
@@ -1,84 +0,0 @@ |
-// Copyright 2014 The Chromium Authors. All rights reserved. |
-// Use of this source code is governed by a BSD-style license that can be |
-// found in the LICENSE file. |
- |
-(function(global) { |
- 'use strict'; |
- |
- /** |
- * List of values to be stored into the model. |
- * @type {Object<string, *>} |
- * @const |
- */ |
- var VALUES = Object.freeze({ |
- shuffle: false, |
- repeat: false, |
- volume: 100, |
- expanded: false, |
- }); |
- |
- /** |
- * Prefix of the stored values in the storage. |
- * @type {string} |
- */ |
- var STORAGE_PREFIX = 'audioplayer-'; |
- |
- /** |
- * Save the values in the model into the storage. |
- * @param {AudioPlayerModel} model The model. |
- */ |
- function saveModel(model) { |
- var objectToBeSaved = {}; |
- for (var key in VALUES) { |
- objectToBeSaved[STORAGE_PREFIX + key] = model[key]; |
- } |
- |
- chrome.storage.local.set(objectToBeSaved); |
- }; |
- |
- /** |
- * Load the values in the model from the storage. |
- * @param {AudioPlayerModel} model The model. |
- * @param {function()} callback Called when the load is completed. |
- */ |
- function loadModel(model, callback) { |
- // Restores the values from the storage |
- var objectsToBeRead = Object.keys(VALUES). |
- map(function(a) { |
- return STORAGE_PREFIX + a; |
- }); |
- |
- chrome.storage.local.get(objectsToBeRead, function(result) { |
- for (var key in result) { |
- // Strips the prefix. |
- model[key.substr(STORAGE_PREFIX.length)] = result[key]; |
- } |
- callback(); |
- }.bind(this)); |
- }; |
- |
- /** |
- * The model class for audio player. |
- * @constructor |
- */ |
- function AudioPlayerModel() { |
- // Initializes values. |
- for (var key in VALUES) { |
- this[key] = VALUES[key]; |
- } |
- Object.seal(this); |
- |
- // Restores the values from the storage |
- loadModel(this, function() { |
- // Installs observer to watch changes of the values. |
- var observer = new ObjectObserver(this); |
- observer.open(function(added, removed, changed, getOldValueFn) { |
- saveModel(this); |
- }.bind(this)); |
- }.bind(this)); |
- } |
- |
- // Exports AudioPlayerModel class to the global. |
- global.AudioPlayerModel = AudioPlayerModel; |
- |
-})(this || window); |