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sorteio.html
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<!DOCTYPE html>
<html lang="en">
<head>
<meta charset="UTF-8">
<title>Sender</title>
<style type="text/css">
body{
margin: 0 auto;
}
button{
width: 200px;
background: red;
height: 100px;
}
</style>
</head>
<body>
<button id="send" onclick="update()">Sortear</button>
</body>
<script type="text/javascript" src="//www.gstatic.com/cv/js/sender/v1/cast_sender.js"></script>
<script type="text/javascript">
var applicationID = '6CAF4C11';
var namespace = 'urn:x-cast:com.br.chromecast-takenet';
var session = null;
window.onload = function()
{
if (!chrome.cast || !chrome.cast.isAvailable) {
setTimeout(initializeCastApi, 1000);
}
}
function initializeCastApi() {
var sessionRequest = new chrome.cast.SessionRequest(applicationID);
var apiConfig = new chrome.cast.ApiConfig(sessionRequest,
sessionListener,
receiverListener);
chrome.cast.initialize(apiConfig, onInitSuccess, onError);
};
function onInitSuccess() {
appendMessage("onInitSuccess");
}
/**
* initialization error callback
*/
function onError(message) {
appendMessage("onError: "+JSON.stringify(message));
}
/**
* generic success callback
*/
function onSuccess(message) {
appendMessage("onSuccess: "+message);
}
/**
* callback on success for stopping app
*/
function onStopAppSuccess() {
appendMessage('onStopAppSuccess');
}
/**
* session listener during initialization
*/
function sessionListener(e) {
appendMessage('New session ID:' + e.sessionId);
session = e;
session.addUpdateListener(sessionUpdateListener);
session.addMessageListener(namespace, receiverMessage);
}
/**
* listener for session updates
*/
function sessionUpdateListener(isAlive) {
var message = isAlive ? 'Session Updated' : 'Session Removed';
message += ': ' + session.sessionId;
appendMessage(message);
if (!isAlive) {
session = null;
}
};
/**
* utility function to log messages from the receiver
* @param {string} namespace The namespace of the message
* @param {string} message A message string
*/
function receiverMessage(namespace, message) {
appendMessage("receiverMessage: "+namespace+", "+message);
};
/**
* receiver listener during initialization
*/
function receiverListener(e) {
if( e === 'available' ) {
appendMessage("receiver found");
}
else {
appendMessage("receiver list empty");
}
}
/**
* stop app/session
*/
function stopApp() {
session.stop(onStopAppSuccess, onError);
}
/**
* send a message to the receiver using the custom namespace
* receiver CastMessageBus message handler will be invoked
* @param {string} message A message string
*/
function sendMessage(message) {
if (session!=null) {
session.sendMessage(namespace, message, onSuccess.bind(this, "Message sent: " + message), onError);
}
else {
chrome.cast.requestSession(function(e) {
session = e;
session.sendMessage(namespace, message, onSuccess.bind(this, "Message sent: " + message), onError);
}, onError);
}
}
/**
* append message to debug message window
* @param {string} message A message string
*/
function appendMessage(message) {
console.log(message);
var dw = document.getElementById("debugmessage");
// dw.innerHTML += '\n' + JSON.stringify(message);
};
/**
* utility function to handle text typed in by user in the input field
*/
function update() {
numSorteado = Math.floor(Math.random() * parseInt(16)) + 1;
console.log(numSorteado);
sendMessage(numSorteado);
}
</script>
</html>