gecko-dev/browser/actors/BrowserTabParent.jsm

36 строки
1.1 KiB
JavaScript

/* 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";
var EXPORTED_SYMBOLS = ["BrowserTabParent"];
const { BrowserWindowTracker } = ChromeUtils.import(
"resource:///modules/BrowserWindowTracker.jsm"
);
class BrowserTabParent extends JSWindowActorParent {
receiveMessage(message) {
let browsingContext = this.manager.browsingContext;
let browser = browsingContext.embedderElement;
if (!browser) {
return; // Can happen sometimes if browser is being destroyed
}
let gBrowser = browser.ownerGlobal.gBrowser;
switch (message.name) {
case "Browser:WindowCreated": {
gBrowser.announceWindowCreated(browser, message.data.userContextId);
BrowserWindowTracker.windowCreated(browser);
break;
}
case "Browser:FirstPaint": {
browser.ownerGlobal.gBrowserInit._firstContentWindowPaintDeferred.resolve();
break;
}
}
}
}