gecko/browser/base/content/sync/progress.js

72 lines
2.3 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/. */
const {classes: Cc, interfaces: Ci, utils: Cu, results: Cr} = Components;
Cu.import("resource://gre/modules/Services.jsm");
Cu.import("resource://services-sync/main.js");
let gProgressBar;
let gCounter = 0;
function onLoad(event) {
Services.obs.addObserver(onEngineSync, "weave:engine:sync:finish", false);
Services.obs.addObserver(onEngineSync, "weave:engine:sync:error", false);
Services.obs.addObserver(onServiceSync, "weave:service:sync:finish", false);
Services.obs.addObserver(onServiceSync, "weave:service:sync:error", false);
gProgressBar = document.getElementById('uploadProgressBar');
if (Services.prefs.getPrefType("services.sync.firstSync") != Ci.nsIPrefBranch.PREF_INVALID) {
gProgressBar.hidden = false;
}
else {
gProgressBar.hidden = true;
}
}
function onUnload(event) {
cleanUpObservers();
}
function cleanUpObservers() {
try {
Services.obs.removeObserver(onEngineSync, "weave:engine:sync:finish");
Services.obs.removeObserver(onEngineSync, "weave:engine:sync:error");
Services.obs.removeObserver(onServiceSync, "weave:service:sync:finish");
Services.obs.removeObserver(onServiceSync, "weave:service:sync:error");
}
catch (e) {
// may be double called by unload & exit. Ignore.
}
}
function onEngineSync(subject, topic, data) {
// The Clients engine syncs first. At this point we don't necessarily know
// yet how many engines will be enabled, so we'll ignore the Clients engine
// and evaluate how many engines are enabled when the first "real" engine
// syncs.
if (data == "clients") {
return;
}
if (!gCounter &&
Services.prefs.getPrefType("services.sync.firstSync") != Ci.nsIPrefBranch.PREF_INVALID) {
gProgressBar.max = Weave.Service.engineManager.getEnabled().length;
}
gCounter += 1;
gProgressBar.setAttribute("value", gCounter);
}
function onServiceSync(subject, topic, data) {
// To address the case where 0 engines are synced, we will fill the
// progress bar so the user knows that the sync has finished.
gProgressBar.setAttribute("value", gProgressBar.max);
cleanUpObservers();
}
function closeTab() {
window.close();
}