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-/* ***** 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 Mozilla.
- * Portions created by the Initial Developer are Copyright (C) 2010
- * the Initial Developer. All Rights Reserved.
- *
- * Contributor(s):
- * Irakli Gozalishvili <gozala@mozilla.com> (Original author)
- *
- * 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 { Cc, Ci } = require('chrome'),
- { setTimeout } = require("../timer"),
- { Trait } = require('../traits'),
-
- WM = Cc['@mozilla.org/appshell/window-mediator;1'].
- getService(Ci.nsIWindowMediator),
-
- URI_BROWSER = 'chrome://browser/content/browser.xul',
- NAME = '_blank',
- FEATURES = 'chrome,all,dialog=no',
- PARAMS = [ URI_BROWSER, NAME, FEATURES ],
- ON_LOAD = 'load',
- ON_UNLOAD = 'unload',
- STATE_LOADED = 'complete',
- BROWSER = 'navigator:browser';
-
-/**
- * Trait provides private `_window` property and requires `_onLoad` property
- * that will be called when `_window` is loaded. If `_window` property value
- * is changed with already loaded window `_onLoad` still will be called.
- */
-const WindowLoader = Trait.compose({
- /**
- * Internal listener that is called when window is loaded.
- * Please keep in mind that this trait will not handle exceptions that may
- * be thrown by this method so method itself should take care of
- * handling them.
- * @param {nsIWindow} window
- */
- _onLoad: Trait.required,
- _tabOptions: Trait.required,
- /**
- * Internal listener that is called when `_window`'s DOM 'unload' event
- * is dispatched. Please note that this trait will not handle exceptions that
- * may be thrown by this method so method itself should take care of
- * handling them.
- */
- _onUnload: Trait.required,
- _load: function _load() {
- if (this.__window) return;
- let params = PARAMS.slice()
- params.push(this._tabOptions.map(function(options) options.url).join("|"))
- let browser = WM.getMostRecentWindow(BROWSER);
- this._window = browser.openDialog.apply(browser, params);
- },
- /**
- * Private window who's load event is being tracked. Once window is loaded
- * `_onLoad` is called.
- * @type {nsIWindow}
- */
- get _window() this.__window,
- set _window(window) {
- let _window = this.__window;
- if (!window) window = null;
- if (window !== _window) {
- if (_window) {
- _window.removeEventListener(ON_UNLOAD, this.__unloadListener, false);
- _window.removeEventListener(ON_LOAD, this.__loadListener, false);
- }
- if (window) {
- window.addEventListener(
- ON_UNLOAD,
- this.__unloadListener ||
- (this.__unloadListener = this._unloadListener.bind(this))
- ,
- false
- );
- this.__window = window;
- // If window is not loaded yet setting up a listener.
- if (STATE_LOADED != window.document.readyState) {
- window.addEventListener(
- ON_LOAD,
- this.__loadListener ||
- (this.__loadListener = this._loadListener.bind(this))
- ,
- false
- );
- }
- else { // If window is loaded calling listener next turn of event loop.
- this._onLoad(window)
- }
- }
- }
- },
- __window: null,
- /**
- * Internal method used for listening 'load' event on the `_window`.
- * Method takes care of removing itself from 'load' event listeners once
- * event is being handled.
- */
- _loadListener: function _loadListener(event) {
- let window = this._window;
- if (!event.target || event.target.defaultView != window) return;
- window.removeEventListener(ON_LOAD, this.__loadListener, false);
- this._onLoad(window);
- },
- __loadListener: null,
- /**
- * Internal method used for listening 'unload' event on the `_window`.
- * Method takes care of removing itself from 'unload' event listeners once
- * event is being handled.
- */
- _unloadListener: function _unloadListener(event) {
- let window = this._window;
- if (!event.target
- || event.target.defaultView != window
- || STATE_LOADED != window.document.readyState
- ) return;
- window.removeEventListener(ON_UNLOAD, this.__unloadListener, false);
- this._onUnload(window);
- },
- __unloadListener: null
-});
-exports.WindowLoader = WindowLoader;
-