We have added grid option colMenu which if set to true will enable column menus on every grid colum header with different actions.

With option colmenu in colModel to you can enable/disable the menu for particular column.

With coloption property in colModel it is possible to enable/disable certain actions.
require_once '../../../../php/demo/tabs.php';
<!DOCTYPE html>
    <title>jqGrid PHP Demo</title>
    <link rel="stylesheet" type="text/css" media="screen" href="../../../../css/jquery-ui.css" />
    <link rel="stylesheet" type="text/css" media="screen" href="../../../../css/trirand/ui.jqgrid.css" />
    <link rel="stylesheet" type="text/css" media="screen" href="../../../../css/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%;
    <script src="../../../../js/jquery.min.js" type="text/javascript"></script>
    <script src="../../../../js/trirand/i18n/grid.locale-en.js" type="text/javascript"></script>
         <script src="../../../../js/trirand/jquery.jqGrid.min.js" type="text/javascript"></script> <script type="text/javascript">         
    $.jgrid.no_legacy_api = true;
    $.jgrid.useJSON = true;
    $.jgrid.defaults.width = "700";
    <script src="../../../../js/jquery-ui.min.js" type="text/javascript"></script>
          <?php include ("grid.php");?>
      <?php tabs(array("grid.php"));?>
require_once '../../jq-config.php';
// include the jqGrid Class
require_once ABSPATH."php/PHPSuito/jqGrid.php";
// include the driver class
require_once ABSPATH."php/PHPSuito/DBdrivers/jqGridPdo.php";
// Connection to the server
// 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 OrderID, RequiredDate, ShipName, ShipCity, Freight FROM orders';
// set the ouput format to json
$grid->dataType 'json';
// Let the grid create the model
// Set the url from where we obtain the data
// Set some grid options
// enable colMenu
$grid->setColProperty("OrderID", array(
// colMenu for particular column
// set which actions to perform
"coloptions"=> array("sorting"=>true"columns"=> true"filtering"=>true"seraching"=>true"grouping"=>false"freeze" => true)

// Enable footerdata an tell the grid to obtain it from the request
// Change some property of the field(s)
$grid->setColProperty("RequiredDate", array("formatter"=>"date","formatoptions"=>array("srcformat"=>"Y-m-d H:i:s","newformat"=>"m/d/Y")));
// At end call footerData to put total  label
$grid->callGridMethod('#grid''footerData', array("set",array("ShipCity"=>"Total:")));
// Set which parameter to be sumarized
$summaryrows = array("Freight"=>array("Freight"=>"SUM"));
$grid->renderGrid('#grid','#pager',true,$summaryrows nulltrue,true);