Client-side Sorting
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<!DOCTYPE HTML PUBLIC "-//W3C//DTD HTML 4.01//EN" "http://www.w3.org/TR/html4/strict.dtd">
<html>
<head>
<meta http-equiv="content-type" content="text/html; charset=utf-8">
<title>Client-side Sorting</title>
<style type="text/css">
/*margin and padding on body element
can introduce errors in determining
element position and are not recommended;
we turn them off as a foundation for YUI
CSS treatments. */
body {
margin:0;
padding:0;
}
</style>
<link rel="stylesheet" type="text/css" href="yui_2.7.0b-lib/fonts/fonts-min.css" />
<link rel="stylesheet" type="text/css" href="yui_2.7.0b-lib/datatable/assets/skins/sam/datatable.css" />
<script type="text/javascript" src="yui_2.7.0b-lib/yahoo-dom-event/yahoo-dom-event.js"></script>
<script type="text/javascript" src="yui_2.7.0b-lib/element/element-min.js"></script>
<script type="text/javascript" src="yui_2.7.0b-lib/datasource/datasource-min.js"></script>
<script type="text/javascript" src="yui_2.7.0b-lib/datatable/datatable-min.js"></script>
<!--there is no custom header content for this example-->
</head>
<body class=" yui-skin-sam">
<h1>Client-side Sorting</h1>
<div class="exampleIntro">
<p>A custom sort handler has been defined in this example to enable custom nested
sorting, such that clicking on the "States" Column will sort by states, and then
by area code.</p>
</div>
<!--BEGIN SOURCE CODE FOR EXAMPLE -->
<div id="sort"></div>
<script type="text/javascript" src="yui_2.7.0b-assets/datatable-assets/js/data.js"></script>
<script type="text/javascript">
YAHOO.util.Event.addListener(window, "load", function() {
YAHOO.example.CustomSort = function() {
// Custom sort handler to sort by state and then by areacode
// where a and b are Record instances to compare
var sortStates = function(a, b, desc) {
// Deal with empty values
if(!YAHOO.lang.isValue(a)) {
return (!YAHOO.lang.isValue(b)) ? 0 : 1;
}
else if(!YAHOO.lang.isValue(b)) {
return -1;
}
// First compare by state
var comp = YAHOO.util.Sort.compare;
var compState = comp(a.getData("state"), b.getData("state"), desc);
// If states are equal, then compare by areacode
return (compState !== 0) ? compState : comp(a.getData("areacode"), b.getData("areacode"), desc);
};
var myColumnDefs = [
{key:"areacode",label:"Area Codes",sortable:true},
{key:"state",label:"States",sortable:true,sortOptions:{sortFunction:sortStates}}
];
var myDataSource = new YAHOO.util.DataSource(YAHOO.example.Data.areacodes.slice(0,25));
myDataSource.responseType = YAHOO.util.DataSource.TYPE_JSARRAY;
myDataSource.responseSchema = {
fields: ["areacode","state"]
};
var myDataTable = new YAHOO.widget.DataTable("sort", myColumnDefs,
myDataSource, {sortedBy:{key:"areacode", dir:"asc"}});
return {
oDS: myDataSource,
oDT: myDataTable
};
}();
});
</script>
<!--END SOURCE CODE FOR EXAMPLE -->
</body>
</html>
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