jQWidgets jqxDataTable lockRow() Method

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 jqxDataTable is used for reading and displaying the data from the HTML Table. This is also used to display data from various data sources like XML, JSON, Array, CSV, or TSV.

The lockRow() method is used to lock a specified row i.e editing of the row would be disabled.

Syntax:

$("#dataTable").jqxDataTable('lockRow', rowIndex);

Parameters: This method accepts a single parameter which is illustrated below:

rowIndex: This is the specified row index whose editing is going to be disabled.

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.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/jqxlistbox.js”></script>
<script type=”text/javascript” src=”jqwidgets/jqxdropdownlist.js”></script>
<script type=”text/javascript” src=”jqwidgets/jqxdatatable.js”></script>

The below example illustrates the jQWidgets lockRow() method.

Example:

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.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/jqxlistbox.js"> 
    </script> 
    <script type="text/javascript" 
            src="jqwidgets/jqxdropdownlist.js"> 
    </script> 
    <script type="text/javascript" 
            src="jqwidgets/jqxdatatable.js"> 
    </script> 
    <script> 
        $(document).ready(function () { 
            var data = new Array(); 
            var Employee_Name = [ 
                "Ravi", "Sumit",  
                "Amit", "Aakash"]; 
            var Company = [ 
                "w3wiki",  
                "Amazon",  
                "Google", 
                "w3wiki"]; 
            var Designation = [ 
                "Content Writer",  
                "Software Engineer", 
                "Data Scientist",  
                "HR"]; 
  
            a = 0; 
            while (a < 4) { 
                var row = {}; 
                row["Employee_Name"] = Employee_Name[a]; 
                row["Company"] = Company[a]; 
                row["Designation"] = Designation[a] 
                data[a] = row; 
                a++; 
            } 
  
            var source = { 
                localData: data, 
                dataType: "array", 
                dataFields: [{ 
                    name: 'Employee_Name', 
                    type: 'string' 
                }, { 
                    name: 'Company', 
                    type: 'string' 
                }, { 
                    name: 'Designation', 
                    type: 'string' 
                }] 
            }; 
            var dataAdapter =  
                new $.jqx.dataAdapter(source); 
            $("#table").jqxDataTable({ 
                width: 550, 
                theme: 'energyblue', 
                editable: true, 
                source: dataAdapter, 
                columns: [{ 
                    text: 'Employee_Name', 
                    dataField: 'Employee_Name', 
                    width: 200 
                }, { 
                    text: 'Company', 
                    dataField: 'Company', 
                    width: 160 
                }, { 
                    text: 'Designation', 
                    dataField: 'Designation', 
                    width: 190 
                }] 
            }); 
            $("#jqxbutton").jqxButton({ 
                theme: 'energyblue', 
                height: 30 
            }); 
            $('#jqxbutton').click(function () { 
                $("#table").jqxDataTable( 
                  'lockRow', 1); 
            }); 
        }); 
    </script> 
</head> 
  
<body> 
    <center> 
        <h1 style="color: green;">  
          w3wiki  
        </h1> 
        <h3>  
          jQWidgets jqxDataTable lockRow() Method  
        </h3> 
        <div id="table"></div> 
        <input type="button" style="margin: 21px;" 
               id="jqxbutton" 
               value="Lock the second row" /> 
    </center> 
</body> 
  
</html>

Output:

Reference: https://www.jqwidgets.com/jquery-widgets-documentation/documentation/jqxdatatable/jquery-datatable-api.htm

HTML

Contact Us