blob: 46e0c347173f2958df4c0cc69a36b3906e63c504 [file] [log] [blame]
<!DOCTYPE html>
Copyright (c) 2011 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.
<title>postMessage Example</title>
function HandleMessage(message_event) {
if ( {
alert("The string was a palindrome.");
} else {
alert("The string was not a palindrome.");
function AddListener() {
var plugin = document.getElementById("plugin");
plugin.addEventListener("message", HandleMessage, false);
document.addEventListener("DOMContentLoaded", AddListener, false);
function SendString() {
var plugin = document.getElementById("plugin");
var inputBox = document.getElementById("inputBox");
// Send the string to the plugin using postMessage. This results in a call
// to Instance::HandleMessage in C++ (or PPP_Messaging::HandleMessage in C).
<input type="text" id="inputBox" name="inputBox" value="ablewasiereisawelba"/>
<button onclick="SendString()">Is Palindrome</button>
<object id="plugin" type="application/x-ppapi-post-message-example"
width="1" height="1"/>