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I want create a loading progress bar like Gmail in center and top of the page, and work in all browsers
308
this is basic code
<!DOCTYPE html PUBLIC '-//W3C//DTD XHTML 1.0 Transitional//EN' 'http://www.w3.org/TR/xhtml1/DTD/xhtml1-transitional.dtd'>
<html xmlns='http://www.w3.org/1999/xhtml' xml:lang='en' lang='en'>
<head>
<style>
body{
margin:0px;
}
#state{
width:100px;
height:30px;
background:#FEE27C;
position:fixed !important;
position:absolute /* fallback for IE6 */;
}
</style>
<script language=javascript type='text/javascript' >
function set(){
var s = screen_now_size();
margin_right = (s['width']-100)/2;
//append or change margin right size
var state_layer = document.getElementById("state");
state_layer.style.right = margin_right+"px"
}
function screen_now_size(){ // get screen current size
var a=new Array();
if(typeof document.compatMode!='undefined'&&document.compatMode!='BackCompat'){
a["width"]=document.documentElement.clientWidth;
a["height"]=document.documentElement.scrollTop+document.body.clientHeight;
}else{
a["width"]=document.body.clientWidth;
a["height"]=document.body.scrollTop+document.documentElement.clientHeight;
}
return a;
}
</script>
</head>
<body onload='set()'>
<div id='state'></div>
<!--for test:-->
<br><br><br><br><br><br><br><br><br><br><br><br><br><br>
<br><br><br><br><br><br><br><br><br><br><br><br><br><br>
<br><br><br><br><br><br><br><br><br><br><br><br><br><br>
for test
</body>
</html>
You can use the jQuery UI Progressbar plugin. As your page loads the data it needs, update the value of the progress bar.
37
You sir need to use $(document).ajaxStart() and $(document).ajaxStop() to achieve that with jQuery.
http://api.jquery.com/ajaxStart/
http://api.jquery.com/ajaxStop/
This might be not exactly what your looking for, but it will help you get started: http://yensdesign.com/2008/11/how-to-create-a-stylish-loading-bar-as-gmail-in-javascript/
2
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