/* vim: set ts=2 sw=2 sts=2 et tw=80: */ /* 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/. */ /** * The BrowserElementParent is for performing actions on one or more subframes of * a <xul:browser> from the browser element binding. */ export class BrowserElementParent extends JSWindowActorParent { receiveMessage(message) { switch (message.name) { case "DOMWindowClose": { // This message is sent whenever window.close() is called within a window // that had originally been opened via window.open. Double-check that this is // coming from a top-level frame, and then dispatch the DOMWindowClose event // on the browser so that the front-end code can do the right thing with the // request to close. if (!this.manager.browsingContext.parent) { let browser = this.manager.browsingContext.embedderElement; let win = browser.ownerGlobal; // If this is a non-remote browser, the DOMWindowClose event will bubble // up naturally, and doesn't need to be re-dispatched. if (browser.isRemoteBrowser) { browser.dispatchEvent( new win.CustomEvent("DOMWindowClose", { bubbles: true, }) ); } } break; } } } }