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Diffstat (limited to 'tools/addon-sdk-1.4/packages/addon-kit/lib/page-worker.js')
-rw-r--r-- | tools/addon-sdk-1.4/packages/addon-kit/lib/page-worker.js | 101 |
1 files changed, 101 insertions, 0 deletions
diff --git a/tools/addon-sdk-1.4/packages/addon-kit/lib/page-worker.js b/tools/addon-sdk-1.4/packages/addon-kit/lib/page-worker.js new file mode 100644 index 0000000..93750a1 --- /dev/null +++ b/tools/addon-sdk-1.4/packages/addon-kit/lib/page-worker.js @@ -0,0 +1,101 @@ +/* -*- 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; |