gecko-dev/browser/modules/AboutNewTab.jsm

61 строка
1.6 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 Cc = Components.classes;
var Ci = Components.interfaces;
var Cu = Components.utils;
this.EXPORTED_SYMBOLS = [ "AboutNewTab" ];
Cu.import("resource://gre/modules/XPCOMUtils.jsm");
Cu.import("resource://gre/modules/Services.jsm");
XPCOMUtils.defineLazyModuleGetter(this, "AutoMigrate",
"resource:///modules/AutoMigrate.jsm");
XPCOMUtils.defineLazyModuleGetter(this, "NewTabUtils",
"resource://gre/modules/NewTabUtils.jsm");
XPCOMUtils.defineLazyModuleGetter(this, "RemotePages",
"resource://gre/modules/RemotePageManager.jsm");
var AboutNewTab = {
pageListener: null,
isOverridden: false,
init() {
if (this.isOverridden) {
return;
}
this.pageListener = new RemotePages("about:newtab");
this.pageListener.addMessageListener("NewTab:Customize", this.customize.bind(this));
this.pageListener.addMessageListener("NewTab:MaybeShowAutoMigrationUndoNotification",
(msg) => AutoMigrate.maybeShowUndoNotification(msg.target.browser));
},
customize(message) {
NewTabUtils.allPages.enabled = message.data.enabled;
NewTabUtils.allPages.enhanced = message.data.enhanced;
},
uninit() {
if (this.pageListener) {
this.pageListener.destroy();
this.pageListener = null;
}
},
override() {
this.uninit();
this.isOverridden = true;
},
reset() {
this.isOverridden = false;
this.init();
}
};