// Copyright 2014 The Chromium Authors
// Use of this source code is governed by a BSD-style license that can be
// found in the LICENSE file.
var LOG = function(msg) {
window.console.log(msg);
};
var touchDiv;
var embedder;
function init() {
touchDiv = document.createElement('div');
touchDiv.innerText = 'With touch';
document.body.appendChild(touchDiv);
}
function handler() {}
function onAppCommand(command) {
LOG('onAppCommand, command = ' + command);
switch (command) {
case 'install-touch-handler':
touchDiv.addEventListener('touchstart', handler);
sendMessageToEmbedder('installed-touch-handler');
break;
case 'uninstall-touch-handler':
touchDiv.removeEventListener('touchstart', handler);
sendMessageToEmbedder('uninstalled-touch-handler');
break;
}
};
function sendMessageToEmbedder(message) {
if (!embedder) {
LOG('no embedder channel to send postMessage');
return;
}
embedder.postMessage(JSON.stringify([message]), '*');
}
window.addEventListener('message', function(e) {
embedder = e.source;
var data = JSON.parse(e.data);
if (data[0] == 'connect') {
sendMessageToEmbedder('connected');
}
});
window.onload = init;