jQWidgets jqxGrid groupsrenderer Property

Last Updated : 29 Mar, 2023

jQWidgets is a JavaScript framework for making web-based applications for PC and mobile devices. It is a very powerful, optimized, platform-independent, and widely supported framework. The jqxGrid is used to illustrate a jQuery widget that shows data in tabular form. Moreover, it renders full support for connecting with data, as well as paging, grouping, sorting, filtering, and editing.

The groupsrenderer property is invoked whenever a group is returned in the displayed jqxGrid. The default group rendering can be customizable by utilizing this property. It is of type function type and its by default value is null.

Syntax:

Set the groupsrenderer property:

$('Selector').jqxGrid({ groupsrenderer: null });

Return the groupsrenderer property:

var groupsrenderer = $('Selector').jqxGrid('groupsrenderer');

Linked Files: Download jQWidgets from the given link. In the HTML file, locate the script files in the downloaded folder.

<link rel=”stylesheet” href=”jqwidgets/styles/jqx.base.css” type=”text/css” />
<script type=”text/javascript” src=”scripts/jquery-1.11.1.min.js”></script>
<script type=”text/javascript” src=”jqwidgets/jqxcore.js”></script>
<script type=”text/javascript” src=”jqwidgets/jqxdata.js”></script>
<script type=”text/javascript” src=”jqwidgets/jqxbuttons.js”></script>
<script type=”text/javascript” src=”jqwidgets/jqxscrollbar.js”></script>
<script type=”text/javascript” src=”jqwidgets/jqxmenu.js”></script>
<script type=”text/javascript” src=”jqwidgets/jqxgrid.js”></script>
<script type=”text/javascript” src=”jqwidgets/jqxgrid.selection.js”></script>

Example: The below example illustrates the jqxGrid groupsrenderer property in jQWidgets.

HTML

<!DOCTYPE html> 
<html lang="en"> 
  
<head> 
    <link rel="stylesheet" href= 
        "jqwidgets/styles/jqx.base.css" 
          type="text/css" /> 
    <script type="text/javascript"
            src="scripts/jquery-1.11.1.min.js"> 
      </script> 
    <script type="text/javascript"
            src="jqwidgets/jqxcore.js"> 
      </script> 
    <script type="text/javascript"
            src="jqwidgets/jqxdata.js"> 
      </script> 
    <script type="text/javascript"
            src="jqwidgets/jqxbuttons.js"> 
      </script> 
    <script type="text/javascript"
            src="jqwidgets/jqxscrollbar.js"> 
      </script> 
    <script type="text/javascript"
            src="jqwidgets/jqxmenu.js"> 
      </script> 
    <script type="text/javascript"
            src="jqwidgets/jqxgrid.js"> 
      </script> 
    <script type="text/javascript"
            src="jqwidgets/jqxgrid.selection.js"> 
      </script> 
</head> 
  
<body> 
    <center> 
        <h1 style="color: green"> 
            GeeksforGeeks 
        </h1> 
  
        <h3> 
          jQWidgets jqxGrid groupsrenderer Property 
        </h3> 
        <br /> 
  
        <div id="jqxg"></div> 
    <br> 
        <div id="log"></div> 
    </center> 
  
    <script type="text/javascript"> 
        $(document).ready(function () { 
            var d = new Array(); 
            var subjectNames = 
                ["C++", "Scala", "Java", "C", "R", "JavaScript"]; 
  
            var pageNumber = 
                ["7", "8", "12", "11", "10", "19"]; 
  
            for (var j = 0; j < 50; j++) { 
                var r = {}; 
                r["subjectnames"] = 
                    subjectNames[(Math.floor( 
                        Math.random() * subjectNames.length)) 
                    ]; 
  
                r["pagenumber"] = 
                    pageNumber[(Math.floor( 
                        Math.random() * pageNumber.length)) 
                    ]; 
                d[j] = r; 
  
            } 
            var src = { 
                localdata: d, 
                datatype: "array", 
            }; 
            var data_Adapter = new $.jqx.dataAdapter(src); 
            $("#jqxg").jqxGrid({ 
                source: data_Adapter, 
                sortable: true, 
                theme: 'energyblue', 
                filterable: true, 
        groupable: true, 
        groupsrenderer: function(){ 
            $('#log').text("Groups rendered"); 
        }, 
                height: "250px", 
                width: "280", 
                columns: [ 
                    { 
                        text: "Subject Name", 
                        datafield: "subjectnames", 
                        width: "130px", 
                    }, 
                    { 
                        text: "Page No.", 
                        datafield: "pagenumber", 
                        width: "130px", 
                    }, 
                ], 
            }); 
  
        }); 
    </script> 
</body> 
</html>