Brendan Dahl
12 years ago
8 changed files with 278 additions and 8 deletions
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/* -*- Mode: Java; tab-width: 2; indent-tabs-mode: nil; c-basic-offset: 2 -*- */ |
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/* vim: set shiftwidth=2 tabstop=2 autoindent cindent expandtab: */ |
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/* Copyright 2013 Mozilla Foundation |
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* |
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* Licensed under the Apache License, Version 2.0 (the "License"); |
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* you may not use this file except in compliance with the License. |
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* You may obtain a copy of the License at |
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* |
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* http://www.apache.org/licenses/LICENSE-2.0
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* |
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* Unless required by applicable law or agreed to in writing, software |
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* distributed under the License is distributed on an "AS IS" BASIS, |
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* WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied. |
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* See the License for the specific language governing permissions and |
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* limitations under the License. |
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*/ |
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/* globals */ |
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'use strict'; |
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var EXPORTED_SYMBOLS = ['DEFAULT_PREFERENCES']; |
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var DEFAULT_PREFERENCES = { |
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showPreviousViewOnLoad: true, |
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defaultZoomValue: '', |
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ifAvailableShowOutlineOnLoad: false |
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}; |
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@@ -0,0 +1,126 @@
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/* -*- Mode: Java; tab-width: 2; indent-tabs-mode: nil; c-basic-offset: 2 -*- */ |
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/* vim: set shiftwidth=2 tabstop=2 autoindent cindent expandtab: */ |
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/* Copyright 2013 Mozilla Foundation |
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* |
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* Licensed under the Apache License, Version 2.0 (the "License"); |
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* you may not use this file except in compliance with the License. |
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* You may obtain a copy of the License at |
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* |
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* http://www.apache.org/licenses/LICENSE-2.0
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* |
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* Unless required by applicable law or agreed to in writing, software |
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* distributed under the License is distributed on an "AS IS" BASIS, |
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* WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied. |
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* See the License for the specific language governing permissions and |
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* limitations under the License. |
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*/ |
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/* globals DEFAULT_PREFERENCES, PDFJS, isLocalStorageEnabled */ |
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'use strict'; |
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//#include default_preferences.js
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var Preferences = (function PreferencesClosure() { |
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function Preferences() { |
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this.prefs = {}; |
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this.initializedPromise = this.readFromStorage().then(function(prefObj) { |
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if (prefObj) { |
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this.prefs = prefObj; |
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} |
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}.bind(this)); |
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} |
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Preferences.prototype = { |
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writeToStorage: function Preferences_writeToStorage(prefObj) { |
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return; |
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}, |
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readFromStorage: function Preferences_readFromStorage() { |
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var readFromStoragePromise = new PDFJS.Promise(); |
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return readFromStoragePromise; |
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}, |
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reset: function Preferences_reset() { |
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if (this.initializedPromise.isResolved) { |
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this.prefs = {}; |
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this.writeToStorage(this.prefs); |
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} |
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}, |
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set: function Preferences_set(name, value) { |
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if (!this.initializedPromise.isResolved) { |
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return; |
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} else if (DEFAULT_PREFERENCES[name] === undefined) { |
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console.error('Preferences_set: \'' + name + '\' is undefined.'); |
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return; |
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} else if (value === undefined) { |
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console.error('Preferences_set: no value is specified.'); |
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return; |
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} |
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var valueType = typeof value; |
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var defaultType = typeof DEFAULT_PREFERENCES[name]; |
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if (valueType !== defaultType) { |
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if (valueType === 'number' && defaultType === 'string') { |
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value = value.toString(); |
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} else { |
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console.error('Preferences_set: \'' + value + '\' is a \"' + |
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valueType + '\", expected a \"' + defaultType + '\".'); |
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return; |
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} |
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} |
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this.prefs[name] = value; |
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this.writeToStorage(this.prefs); |
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}, |
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get: function Preferences_get(name) { |
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var defaultPref = DEFAULT_PREFERENCES[name]; |
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if (defaultPref === undefined) { |
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console.error('Preferences_get: \'' + name + '\' is undefined.'); |
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return; |
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} else if (this.initializedPromise.isResolved) { |
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var pref = this.prefs[name]; |
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if (pref !== undefined) { |
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return pref; |
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} |
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} |
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return defaultPref; |
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} |
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}; |
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return Preferences; |
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})(); |
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//#if B2G
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//Preferences.prototype.writeToStorage = function(prefObj) {
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// asyncStorage.setItem('preferences', JSON.stringify(prefObj));
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//};
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//
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//Preferences.prototype.readFromStorage = function() {
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// var readFromStoragePromise = new PDFJS.Promise();
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// asyncStorage.getItem('preferences', function(prefString) {
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// var readPrefs = JSON.parse(prefString);
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// readFromStoragePromise.resolve(readPrefs);
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// });
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// return readFromStoragePromise;
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//};
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//#endif
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//#if !(FIREFOX || MOZCENTRAL || B2G)
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Preferences.prototype.writeToStorage = function(prefObj) { |
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if (isLocalStorageEnabled) { |
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localStorage.setItem('preferences', JSON.stringify(prefObj)); |
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} |
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}; |
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Preferences.prototype.readFromStorage = function() { |
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var readFromStoragePromise = new PDFJS.Promise(); |
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if (isLocalStorageEnabled) { |
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var readPrefs = JSON.parse(localStorage.getItem('preferences')); |
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readFromStoragePromise.resolve(readPrefs); |
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} |
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return readFromStoragePromise; |
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}; |
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//#endif
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