gecko-dev/browser/modules/AboutNewTab.jsm
Andrei Oprea 63f279cbf5 Bug 1392324 - Add pref to enable Activity Stream on about:home. r=Mardak
MozReview-Commit-ID: 8aRn6vWWpF0

--HG--
extra : rebase_source : 109a378df1463df44720b34ffa53e37db0c97fb1
2017-08-23 10:37:33 +02:00

80 lines
2.2 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(pageListener) {
if (this.isOverridden) {
return;
}
this.pageListener = pageListener || new RemotePages(["about:home", "about:newtab"]);
this.pageListener.addMessageListener("NewTab:Customize", this.customize);
this.pageListener.addMessageListener("NewTab:MaybeShowMigrateMessage",
this.maybeShowMigrateMessage);
},
maybeShowMigrateMessage({ target }) {
AutoMigrate.shouldShowMigratePrompt(target.browser).then((prompt) => {
if (prompt) {
AutoMigrate.showUndoNotificationBar(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(shouldPassPageListener) {
this.isOverridden = true;
const pageListener = this.pageListener;
if (!pageListener)
return null;
if (shouldPassPageListener) {
this.pageListener = null;
pageListener.removeMessageListener("NewTab:Customize", this.customize);
pageListener.removeMessageListener("NewTab:MaybeShowMigrateMessage",
this.maybeShowMigrateMessage);
return pageListener;
}
this.uninit();
return null;
},
reset(pageListener) {
this.isOverridden = false;
this.init(pageListener);
}
};