addon-sdk/source/lib/sdk/private-browsing/window/utils.js

Wed, 31 Dec 2014 06:09:35 +0100

author
Michael Schloh von Bennewitz <michael@schloh.com>
date
Wed, 31 Dec 2014 06:09:35 +0100
changeset 0
6474c204b198
permissions
-rw-r--r--

Cloned upstream origin tor-browser at tor-browser-31.3.0esr-4.5-1-build1
revision ID fc1c9ff7c1b2defdbc039f12214767608f46423f for hacking purpose.

michael@0 1 /* This Source Code Form is subject to the terms of the Mozilla Public
michael@0 2 * License, v. 2.0. If a copy of the MPL was not distributed with this
michael@0 3 * file, You can obtain one at http://mozilla.org/MPL/2.0/. */
michael@0 4 'use strict';
michael@0 5
michael@0 6 module.metadata = {
michael@0 7 'stability': 'unstable'
michael@0 8 };
michael@0 9
michael@0 10 const privateNS = require('../../core/namespace').ns();
michael@0 11
michael@0 12 function getOwnerWindow(thing) {
michael@0 13 try {
michael@0 14 // check for and return associated window
michael@0 15 let fn = (privateNS(thing.prototype) || privateNS(thing) || {}).getOwnerWindow;
michael@0 16
michael@0 17 if (fn)
michael@0 18 return fn.apply(fn, [thing].concat(arguments));
michael@0 19 }
michael@0 20 // stuff like numbers and strings throw errors with namespaces
michael@0 21 catch(e) {}
michael@0 22 // default
michael@0 23 return undefined;
michael@0 24 }
michael@0 25 getOwnerWindow.define = function(Type, fn) {
michael@0 26 privateNS(Type.prototype).getOwnerWindow = fn;
michael@0 27 }
michael@0 28
michael@0 29 getOwnerWindow.implement = function(instance, fn) {
michael@0 30 privateNS(instance).getOwnerWindow = fn;
michael@0 31 }
michael@0 32
michael@0 33 exports.getOwnerWindow = getOwnerWindow;

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