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/* This Source Code Form is subject to the terms of the Mozilla Public
* License, v. 2.0. If a copy of the MPL was not distributed with this
* file, You can obtain one at http://mozilla.org/MPL/2.0/. */
'use strict';
const { Class } = require('../core/heritage');
const { BrowserWindow } = require('../window/browser');
const windowUtils = require('../deprecated/window-utils');
const { WindowTracker } = windowUtils;
const { isBrowser } = require('../window/utils');
const { windowNS } = require('../window/namespace');
const { on, off, once, emit } = require('../event/core');
const { method } = require('../lang/functional');
const { EventTarget } = require('../event/target');
const { List, addListItem } = require('../util/list');
const ERR_FENNEC_MSG = 'This method is not yet supported by Fennec, consider using require("tabs") instead';
// NOTE: On Fennec there is only one window.
let BrowserWindows = Class({
implements: [ List ],
extends: EventTarget,
initialize: function() {
List.prototype.initialize.apply(this);
},
get activeWindow() {
let window = windowUtils.activeBrowserWindow;
return window ? getBrowserWindow({window: window}) : null;
},
open: function open(options) {
throw new Error(ERR_FENNEC_MSG);
return null;
}
});
const browserWindows = exports.browserWindows = BrowserWindows();
/**
* Gets a `BrowserWindow` for the given `chromeWindow` if previously
* registered, `null` otherwise.
*/
function getRegisteredWindow(chromeWindow) {
for each (let window in browserWindows) {
if (chromeWindow === windowNS(window).window)
return window;
}
return null;
}
/**
* Gets a `BrowserWindow` for the provided window options obj
* @params {Object} options
* Options that are passed to the the `BrowserWindowTrait`
* @returns {BrowserWindow}
*/
function getBrowserWindow(options) {
let window = null;
// if we have a BrowserWindow already then use it
if ('window' in options)
window = getRegisteredWindow(options.window);
if (window)
return window;
// we don't have a BrowserWindow yet, so create one
var window = BrowserWindow(options);
addListItem(browserWindows, window);
return window;
}
WindowTracker({
onTrack: function onTrack(chromeWindow) {
if (!isBrowser(chromeWindow)) return;
let window = getBrowserWindow({ window: chromeWindow });
emit(browserWindows, 'open', window);
},
onUntrack: function onUntrack(chromeWindow) {
if (!isBrowser(chromeWindow)) return;
let window = getBrowserWindow({ window: chromeWindow });
emit(browserWindows, 'close', window);
}
});
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