We can dynamically change the frozen property. See the code in index file
<?php
require_once '../../../tabs.php';
?>
<!DOCTYPE html PUBLIC "-//W3C//DTD XHTML 1.0 Strict//EN" "http://www.w3.org/TR/xhtml1/DTD/xhtml1-strict.dtd">
<html>
<head>
<title>jqGrid PHP Demo</title>
<meta http-equiv="Content-Type" content="text/html; charset=utf-8" />
<link rel="stylesheet" type="text/css" media="screen" href="../../../themes/redmond/jquery-ui-custom.css" />
<link rel="stylesheet" type="text/css" media="screen" href="../../../themes/ui.jqgrid.css" />
<link rel="stylesheet" type="text/css" media="screen" href="../../../themes/ui.multiselect.css" />
<style type="text">
html, body {
margin: 0; /* Remove body margin/padding */
padding: 0;
overflow: hidden; /* Remove scroll bars on browser window */
font-size: 75%;
}
</style>
<script src="../../../js/jquery.js" type="text/javascript"></script>
<script src="../../../js/i18n/grid.locale-en.js" type="text/javascript"></script>
<script type="text/javascript">
$.jgrid.no_legacy_api = true;
$.jgrid.useJSON = true;
</script>
<script src="../../../js/jquery.jqGrid.min.js" type="text/javascript"></script>
<script src="../../../js/jquery-ui-custom.min.js" type="text/javascript"></script>
<script type="text/javascript">
jQuery(document).ready(function(){
jQuery("#frozenchange").change(function(){
if( $(this).val() == "2" ) {
$("#grid").jqGrid("destroyFrozenColumns")
.jqGrid("setColProp","OrderID",{frozen:false})
.jqGrid("setFrozenColumns")
.trigger("reloadGrid",[{current:true}]);
} else if($(this).val() == "3") {
$("#grid").jqGrid("destroyFrozenColumns")
.jqGrid("setColProp","OrderID",{frozen:true})
.jqGrid("setFrozenColumns")
.trigger("reloadGrid",[{current:true}]);
}
})
});
</script>
</head>
<body>
<div>
<select id="frozenchange">
<option value ="2">
Froze first two colums
</option>
<option value ="3">
Froze first three colums
</option>
</select>
</div>
<div>
<?php include ("grid.php");?>
</div>
<br/>
<?php tabs(array("grid.php"));?>
</body>
</html>
grid.php.
<?php
require_once '../../../jq-config.php';
// include the jqGrid Class
require_once ABSPATH."php/jqGrid.php";
// include the driver class
require_once ABSPATH."php/jqGridPdo.php";
// Connection to the server
$conn = new PDO(DB_DSN,DB_USER,DB_PASSWORD);
// Tell the db that we use utf-8
$conn->query("SET NAMES utf8");
// Create the jqGrid instance
$grid = new jqGridRender($conn);
// Write the SQL Query
$grid->SelectCommand = 'SELECT CustomerID, ShipName, OrderID, OrderDate, Freight, ShipAddress, ShipCity FROM orders';
// Set output format to json
$grid->dataType = 'json';
// Let the grid create the model
$grid->setColModel();
$grid->setPrimaryKeyId('OrderID');
// Set the url from where we obtain the data
$grid->setUrl('grid.php');
// Set some grid options
$grid->setGridOptions(array(
"rowNum"=>10,
"rowList"=>array(10,20,30),
"sortname"=>"OrderID",
"shrinkToFit"=>false,
"width"=>600,
"rownumbers"=>true
));
// set frozen property
$grid->setColProperty("CustomerID", array(
"frozen"=>true,
"width"=>100
)
);
$grid->setColProperty("ShipName", array(
"width"=>150,
"frozen"=>true
)
);
// Change some property of the field(s)
$grid->setColProperty("OrderDate", array(
"formatter"=>"date",
"formatoptions"=>array("srcformat"=>"Y-m-d H:i:s","newformat"=>"m/d/Y"),
"search"=>false
)
);
// Enable navigator
$grid->navigator = true;
// Enable excel export
$grid->setNavOptions('navigator', array("excel"=>false,"add"=>false,"edit"=>false,"del"=>false,"view"=>false));
//
// Call the frozen cols method
$grid->callGridMethod('#grid', 'setFrozenColumns');
// Enjoy
$grid->renderGrid('#grid','#pager',true, $summaryrows, null, true,true);
$conn = null;
?>