gecko/toolkit/components/processsingleton/MainProcessSingleton.js

54 lines
1.8 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";
const Cu = Components.utils;
const Ci = Components.interfaces;
const Cc = Components.classes;
Cu.import("resource://gre/modules/Services.jsm");
Cu.import("resource://gre/modules/XPCOMUtils.jsm");
XPCOMUtils.defineLazyServiceGetter(this, "ppmm",
"@mozilla.org/parentprocessmessagemanager;1",
"nsIMessageListenerManager");
XPCOMUtils.defineLazyServiceGetter(this, "globalmm",
"@mozilla.org/globalmessagemanager;1",
"nsIMessageBroadcaster");
function MainProcessSingleton() {}
MainProcessSingleton.prototype = {
classID: Components.ID("{0636a680-45cb-11e4-916c-0800200c9a66}"),
QueryInterface: XPCOMUtils.generateQI([Ci.nsIObserver,
Ci.nsISupportsWeakReference]),
receiveMessage: function(message) {
let logMsg = message.data;
logMsg.wrappedJSObject = logMsg;
Services.obs.notifyObservers(logMsg, "console-api-log-event", null);
},
observe: function(subject, topic, data) {
switch (topic) {
case "app-startup": {
Services.obs.addObserver(this, "xpcom-shutdown", false);
// Load this script early so that console.* is initialized
// before other frame scripts.
globalmm.loadFrameScript("chrome://global/content/browser-content.js", true);
ppmm.addMessageListener("Console:Log", this);
break;
}
case "xpcom-shutdown":
ppmm.removeMessageListener("Console:Log", this);
break;
}
},
};
this.NSGetFactory = XPCOMUtils.generateNSGetFactory([MainProcessSingleton]);