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jQWidgets jqxExpander focus() Method

  • Last Updated : 14 Sep, 2021

jQWidgets is a JavaScript framework for making web-based applications for PC and mobile devices. It is a very powerful and optimized framework, platform-independent, and widely supported. The jqxExpander represents a jQuery widget that displaying the header and content sections. Click on the header section to expand or collapse the content.

The focus() method is used to focusing on the expander. The keyboard navigation can be used after focusing. It does not accept any parameter and does not return any value.

Syntax:

$('Selector').jqxExpander('focus');

Linked Files: Download jQWidgets from the given link https://www.jqwidgets.com/download/. In the HTML file, locate the script files in the downloaded folder.

<link rel=”stylesheet” href=”jqwidgets/styles/jqx.base.css” type=”text/css” />
<link rel=”stylesheet” href=”jqwidgets/styles/jqx.energyblue.css” type=”text/css” />
<script type=”text/javascript” src=”scripts/jquery-1.11.1.min.js”></script>
<script type=”text/javascript” src=”jqwidgets/jqx-all.js”></script>
<script type=”text/javascript” src=”jqwidgets/jqxcore.js”></script>
<script type=”text/javascript” src=”jqwidgets/jqxexpander.js”></script>



The below example illustrates the jQWidgets jqxExpander focus() method.

Example:

HTML




<!DOCTYPE html>
<html lang="en">
  
<head>
    <link rel="stylesheet" href=
        "jqwidgets/styles/jqx.base.css" type="text/css" />
    <link rel="stylesheet" href=
        "jqwidgets/styles/jqx.energyblue.css" type="text/css" />
    <script type="text/javascript" 
        src="scripts/jquery-1.11.1.min.js"></script>
    <script type="text/javascript" 
        src="jqwidgets/jqx-all.js"></script>
    <script type="text/javascript" 
        src="jqwidgets/jqxcore.js"></script>
    <script type="text/javascript" 
        src="jqwidgets/jqxexpander.js"></script>
</head>
  
<body>
    <center>
        <h1 style="color: green;">
            GeeksforGeeks
        </h1>
  
        <h3>
            jQWidgets jqxExpander focus() Method
        </h3>
  
        <div id='jqxExp'>
            <div>GeeksforGeeks</div>
  
            <div style="text-align: justify;">
                A Computer Science portal for geeks. 
                It contains well written, well thought 
                and well explained computer science 
                and programming articles, ...
            </div>
        </div>
  
        <input type="button" id="jqxBtn" 
            value="Focus on Expander" 
            style="padding: 5px 15px; margin-top: 20px;">
    </center>
  
    <script type="text/javascript">
        $(document).ready(function() {
            $("#jqxExp").jqxExpander({
                width: 250,
                height: 150,
                expanded: false
            });
  
            $('#jqxBtn').on('click', function() {
                $('#jqxExp').jqxExpander('focus');
            })
        });
    </script>
</body>
  
</html>

Output:

Reference: https://www.jqwidgets.com/jquery-widgets-documentation/documentation/jqxexpander/jquery-expander-api.htm




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