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+/* -*- Mode: Java; tab-width: 2; indent-tabs-mode: nil; c-basic-offset: 2 -*- */
+/* vim:set ts=2 sw=2 sts=2 et: */
+/* ***** BEGIN LICENSE BLOCK *****
+ * Version: MPL 1.1/GPL 2.0/LGPL 2.1
+ *
+ * The contents of this file are subject to the Mozilla Public License Version
+ * 1.1 (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.mozilla.org/MPL/
+ *
+ * Software distributed under the License is distributed on an "AS IS" basis,
+ * WITHOUT WARRANTY OF ANY KIND, either express or implied. See the License
+ * for the specific language governing rights and limitations under the
+ * License.
+ *
+ * The Original Code is Jetpack.
+ *
+ * The Initial Developer of the Original Code is
+ * the Mozilla Foundation.
+ * Portions created by the Initial Developer are Copyright (C) 2010
+ * the Initial Developer. All Rights Reserved.
+ *
+ * Contributor(s):
+ * Felipe Gomes <felipc@gmail.com> (Original Author)
+ * Myk Melez <myk@mozilla.org>
+ * Irakli Gozalishvili <gozala@mozilla.com>
+ * Drew Willcoxon <adw@mozilla.com>
+ *
+ * Alternatively, the contents of this file may be used under the terms of
+ * either the GNU General Public License Version 2 or later (the "GPL"), or
+ * the GNU Lesser General Public License Version 2.1 or later (the "LGPL"),
+ * in which case the provisions of the GPL or the LGPL are applicable instead
+ * of those above. If you wish to allow use of your version of this file only
+ * under the terms of either the GPL or the LGPL, and not to allow others to
+ * use your version of this file under the terms of the MPL, indicate your
+ * decision by deleting the provisions above and replace them with the notice
+ * and other provisions required by the GPL or the LGPL. If you do not delete
+ * the provisions above, a recipient may use your version of this file under
+ * the terms of any one of the MPL, the GPL or the LGPL.
+ *
+ * ***** END LICENSE BLOCK ***** */
+"use strict";
+
+const { Symbiont } = require("api-utils/content");
+const { Trait } = require("api-utils/traits");
+
+if (!require("api-utils/xul-app").isOneOf(["Firefox", "Thunderbird"])) {
+ throw new Error([
+ "The page-worker module currently supports only Firefox and Thunderbird. ",
+ "In the future, we would like it to support other applications, however. ",
+ "Please see https://bugzilla.mozilla.org/show_bug.cgi?id=546740 for more ",
+ "information."
+ ].join(""));
+}
+
+const Page = Trait.compose(
+ Symbiont.resolve({
+ constructor: '_initSymbiont'
+ }),
+ {
+ _frame: Trait.required,
+ _initFrame: Trait.required,
+ postMessage: Symbiont.required,
+ on: Symbiont.required,
+ destroy: Symbiont.required,
+
+ constructor: function Page(options) {
+ options = options || {};
+
+ this.contentURL = 'contentURL' in options ? options.contentURL
+ : 'about:blank';
+ if ('contentScriptWhen' in options)
+ this.contentScriptWhen = options.contentScriptWhen;
+ if ('contentScriptFile' in options)
+ this.contentScriptFile = options.contentScriptFile;
+ if ('contentScript' in options)
+ this.contentScript = options.contentScript;
+ if ('allow' in options)
+ this.allow = options.allow;
+ if ('onError' in options)
+ this.on('error', options.onError);
+ if ('onMessage' in options)
+ this.on('message', options.onMessage);
+
+ this.on('propertyChange', this._onChange.bind(this));
+
+ this._initSymbiont();
+ },
+
+ _onChange: function _onChange(e) {
+ if ('contentURL' in e && this._frame) {
+ // Cleanup the worker before injecting the content script in the new
+ // document
+ this._workerCleanup();
+ this._initFrame(this._frame);
+ }
+ }
+ }
+);
+exports.Page = function(options) Page(options);
+exports.Page.prototype = Page.prototype;