?? memory_grid.html
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<!DOCTYPE HTML PUBLIC "-//W3C//DTD HTML 4.01 Transitional//EN">
<html>
<head>
<title>DHTML Grid samples. dhtmlXGrid - Decrease memory usage</title>
<meta name="KEYWORDS" content="dhtmlxgrid, dhtml grid, javascript grid, javascript, DHTML, grid, grid control, dynamical scrolling, xml, AJAX, API, cross-browser, checkbox, XHTML, compatible, gridview, navigation, script, javascript navigation, web-site, dynamic, javascript grid, dhtml grid, dynamic grid, item, row, cell, asp, .net, jsp, cold fusion, custom tag, loading, widget, checkbox, drag, drop, drag and drop, component, html, scand">
<meta name="DESCRIPTION" content="Cross-browser DHTML grid with XML support and powerful API. This DHTML JavaScript grid can load its content dynamically from server using AJAX technology.">
</head>
<style>
body {font-size:12px}
.{font-family:arial;font-size:12px}
h1 {cursor:hand;font-size:16px;margin-left:10px;line-height:10px}
xmp {color:green;font-size:12px;margin:0px;font-family:courier;background-color:#e6e6fa;padding:2px}
div.hdr{
background-color:lightgrey;
margin-bottom:10px;
padding-left:10px;
}
</style>
<body onunload=" if (mygrid) mygrid=mygrid.destructor();">
<div class="hdr">DHTML JavaScript Grid samples</div>
<h1>Decrease memory usage</h1>
<p>dhtmlXGrid starting from version 1.1 automatically clear used memory on unload method, to prevent memory leaks<br/>
in case of "never-reloading" type of app, you can clear memory manually</p>
<link rel="STYLESHEET" type="text/css" href="../css/dhtmlXGrid.css">
<script src="../js/dhtmlXCommon.js"></script>
<script src="../js/dhtmlXGrid.js"></script>
<script src="../js/dhtmlXGridCell.js"></script>
<table width="600">
<tr>
<td>
<div id="gridbox" width="100%" height="250px" style="background-color:white;"></div>
</td>
</tr>
<tr>
<td><a href="#" onclick="mygrid=mygrid.destructor();">mygrid=mygrid.destructor();</a></td>
</tr>
</table>
<hr>
<XMP>
<div id="gridbox" width="100%" height="250px" style="background-color:white;overflow:hidden"></div>
<script>
mygrid = new dhtmlXGridObject('gridbox');
...
mygrid.setHeader("Sales,Book Title,Author,Price,In Store,Shipping,Bestseller,Date of Publication");
mygrid.setInitWidths("50,150,120,80,80,80,80,200")
mygrid.setColAlign("right,left,left,right,center,left,center,center")
mygrid.setColTypes("dyn,ed,ed,price,ch,co,ra,ro");
mygrid.setColSorting("int,str,str,int,str,str,str,date")
mygrid.setColumnColor("white,#d5f1ff,#d5f1ff")
...
mygrid.init();
mygrid.loadXML("../grid.xml");
...
//manual grid destruction
mygrid=mygrid.destructor();
</script>
</XMP>
<script>
mygrid = new dhtmlXGridObject('gridbox');
mygrid.setImagePath("../imgs/");
mygrid.setHeader("Sales,Book Title Book Title Book Title Book Title,Author,Price,In Store,Shipping,Bestseller,Date of Publication");
mygrid.setInitWidths("50,150,120,80,80,80,80,200")
mygrid.setColAlign("right,left,left,right,center,left,center,center")
mygrid.setColTypes("dyn,ed,ed,price,ch,co,ra,ro");
mygrid.getCombo(5).put(2,2);
mygrid.setColSorting("int,str,str,int,str,str,str,date")
mygrid.setColumnColor("white,#d5f1ff,#d5f1ff")
mygrid.init();
mygrid.loadXML("../grid.xml");
</script>
<br><br>
<p><a href="http://www.scbr.com/docs/products/dhtmlxGrid/index.shtml" style="font-weight:bold;">Go to the dhtmlxGrid main page</a> or <a href="javascript:self.close()">Close this page</a></p>
</body>
</html>
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