69 lines
2.4 KiB
JavaScript
69 lines
2.4 KiB
JavaScript
/* This Source Code Form is subject to the terms of the Mozilla Public
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* License, v. 2.0. If a copy of the MPL was not distributed with this
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* file, You can obtain one at http://mozilla.org/MPL/2.0/. */
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"use strict";
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module.metadata = {
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"stability": "experimental"
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};
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const { Ci, Cc } = require("chrome");
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const { make: makeWindow, getHiddenWindow } = require("../window/utils");
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const { create: makeFrame, getDocShell } = require("../frame/utils");
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const { defer } = require("../core/promise");
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const { when: unload } = require("../system/unload");
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const cfxArgs = require("@test/options");
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let addonPrincipal = Cc["@mozilla.org/systemprincipal;1"].
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createInstance(Ci.nsIPrincipal);
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let hiddenWindow = getHiddenWindow();
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if (cfxArgs.parseable) {
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console.info("hiddenWindow document.documentURI:" +
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hiddenWindow.document.documentURI);
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console.info("hiddenWindow document.readyState:" +
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hiddenWindow.document.readyState);
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}
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// Once Bug 565388 is fixed and shipped we'll be able to make invisible,
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// permanent docShells. Meanwhile we create hidden top level window and
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// use it's docShell.
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let frame = makeFrame(hiddenWindow.document, {
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nodeName: "iframe",
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namespaceURI: "http://www.w3.org/1999/xhtml",
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allowJavascript: true,
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allowPlugins: true
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})
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let docShell = getDocShell(frame);
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let eventTarget = docShell.chromeEventHandler;
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// We need to grant docShell system principals in order to load XUL document
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// from data URI into it.
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docShell.createAboutBlankContentViewer(addonPrincipal);
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// Get a reference to the DOM window of the given docShell and load
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// such document into that would allow us to create XUL iframes, that
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// are necessary for hidden frames etc..
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let window = docShell.contentViewer.DOMDocument.defaultView;
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window.location = "data:application/vnd.mozilla.xul+xml;charset=utf-8,<window/>";
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// Create a promise that is delivered once add-on window is interactive,
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// used by add-on runner to defer add-on loading until window is ready.
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let { promise, resolve } = defer();
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eventTarget.addEventListener("DOMContentLoaded", function handler(event) {
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eventTarget.removeEventListener("DOMContentLoaded", handler, false);
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resolve();
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}, false);
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exports.ready = promise;
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exports.window = window;
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// Still close window on unload to claim memory back early.
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unload(function() {
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window.close()
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frame.parentNode.removeChild(frame);
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});
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