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<!DOCTYPE html>
<!--
* Copyright (c) 2009 The Chromium Authors. All rights reserved. Use of this
* source code is governed by a BSD-style license that can be found in the
* LICENSE file.
-->
<html>
<head>
<title> Simple Background App </title>
<style>
.hidden { display: none; }
#unsupported { color: #d00; }
</style>
</head>
<body>
<h1> Simple Background App </h1>
<p id="supported" class="hidden">
<button onclick="openBackgroundWindow()">Open background window</button>
<button onclick="closeBackgroundWindow()">Close background window</button>
</p>
<p id="unsupported" class="hidden">
You are not using Chrome or have not installed the application for this
page.
</p>
<script>
// Check for support
if (window.chrome && window.chrome.app && window.chrome.app.isInstalled) {
document.getElementById('supported').className = '';
} else {
document.getElementById('unsupported').className = '';
}
var bgWinUrl = "background.html#yay";
var bgWinName = "bgNotifier";
function openBackgroundWindow() {
window.open(bgWinUrl, bgWinName, "background");
}
function closeBackgroundWindow() {
var w = window.open(bgWinUrl, bgWinName, "background");
w.close();
}
</script>
<p>
This app displays a notification
whenever its background window is created.
Background windows and this app are described in the
<a href="http://code.google.com/chrome/apps/docs/developers_guide.html">apps documentation</a>.
</p>
<p>
The generic source code is available for
<a href="http://code.google.com/chrome/extensions/trunk/examples/apps/background-simple.zip">download</a>.
The
<a href="http://src.chromium.org/viewvc/chrome/trunk/src/chrome/common/extensions/docs/examples/apps/background-simple/README?content-type=text/plain">README</a>
tells you how to modify the code.
</p>
<p>
If you just want to run a version of this app that's already on the web,
here's how:
</p>
<ol>
<li>
<a href="http://background-simple.appspot.com/app.crx">Install the app</a>
from background-simple.appspot.com.
</li>
<li>
Launch Simple Background App from the New Tab page.
</li>
</ol>
</body>
</html>
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