日期:2014-05-16 浏览次数:20488 次
fs = require 'fs'
url = require 'url'
html = fs.readFileSync(__dirname + '/simple.html')
#注意,这里要指向你自己的jquery库地址
jquery = fs.readFileSync(__dirname + '/../node/jquery-1.2.6.min.js')
server = require('http').createServer((req, res)->
pathname = url.parse(req.url).pathname
res.end html if pathname == '/'
res.end jquery if pathname == '/jquery.js'
)
server.listen 8080
nowjs = require 'now'
everyone = nowjs.initialize server
timerid ={}#用于保存setInterval返回值
everyone.now.update = ->
timerid[@user.clientId]= setInterval => #回调函数,要保存原this,用=>声明函数
@now.updateMe(new Date().getTime())
,@now.interval
everyone.now.stop = ->
clearInterval(timerid[@user.clientId])
everyone.disconnected ->#当断开连接时删除相应的timerid
delete timerid[@user.clientId]exports.clearInterval = function(timer) {
if (timer instanceof Timer) {
timer.ontimeout = null;
timer.close();
}console.log this.now.timerid instanceof Timer #输出false
this.now.myvalue = new String 'a' console.log this.now.myvalue instanceof String #输出false
<!DOCTYPE html>
<html lang="en">
<head>
<title>nowjs test</title>
<!-- 下面这两个引用不用动,服务器会处理好的 -->
<script type="text/javascript" src="/jquery.js"></script>
<script src="/nowjs/now.js"></script>
<script>
$(document).ready(function () {
$('#btnStop').attr({"disabled":"disabled"});
//now.ready(function(){//内建函数
// console.log('connect now ready.');
//});
$('#btnStart').click(function () {
now.interval = parseInt($('#txtInterval').val());
now.update();
$(this).attr({"disabled":"disabled"});
$('#btnStop').removeAttr("disabled");
});
$('#btnStop').click(function () {
now.stop();
$(this).attr({"disabled":"disabled"});
$('#btnStart').removeAttr("disabled");
});
$('#btnClean').click(function () {
$('#mess').text('');
});
now.update1 = function (val) {
$('#mess').append('<br>' + val);
}
});
</script>
</head>
<body>
<button id="btnStart">start</button>
interval:<input id="txtInterval" type="text" value='1000' size="4"/>ms
<button id="btnStop">stop</button>
<button id="btnClean">clean</button>
<div id="mess"/>
</body>
</html>