jQuery UI Draggable cancel Option

Last Updated : 26 Jan, 2022

jQuery UI is a web-based technology and consists of GUI widgets, visual effects, and themes implemented using the jQuery, JavaScript Library. jQuery UI is the best tool for building UI interfaces for the webpages. It can also be used to build highly interactive web applications or can be used to add widgets easily.

In this article, we will learn how to use the jQuery UI Draggable cancel Option. This option is used to Prevents dragging from starting on specified elements. The default value of this option is “input,textarea,button,select,option”.

Syntax:

The cancel option takes a Selector type value and the syntax is as follows.

$( ".selector" ).draggable({ cancel: ".title" });

Get the zIndex option

$( ".selector" ).draggable( "option", "cancel", ".title" );

Set the zIndex option

$( ".selector" ).draggable( "option", "cancel", ".title" );

CDN Link: The following jQuery Mobile scripts will be needed for your project so we need to add these scripts to your project.

<link href = “https://code.jquery.com/ui/1.10.4/themes/ui-lightness/jquery-ui.css” rel = “stylesheet”>
<script src = “https://code.jquery.com/jquery-1.10.2.js”></script>
<script src = “https://code.jquery.com/ui/1.10.4/jquery-ui.js”></script>

Example: This example describes the uses of the jQuery UI Draggable cancel Option.

HTML

<!DOCTYPE html> 
<html lang="en"> 
<head> 
    <link rel="stylesheet" 
          href= 
"https://code.jquery.com/ui/1.10.4/themes/ui-lightness/jquery-ui.css"> 
    <script src= 
"https://code.jquery.com/jquery-1.10.2.js"> 
    </script> 
    <script src= 
"https://code.jquery.com/ui/1.10.4/jquery-ui.js"> 
    </script> 
  
    <style> 
        .dragg { 
            width: 100px; 
            height: 50px; 
            border: 1px solid black; 
            background-color: blue; 
        } 
  
        .dropp2 { 
            width: 250px; 
            height: 50px; 
            border: 1px solid black; 
            float: center; 
            background-color: green; 
        } 
          
        #btn { 
            padding: 0.5; 
            font-size: 20px; 
            height: 40px; 
            width: 40%; 
        } 
    </style> 
  
    <script> 
        $(function () { 
            $("#btn").on('click', function () { 
                var cancel = $(".dragg").draggable( "option", "cancel" ); 
                document.getElementById('gfg').innerHTML += 
                "Cancel Option Value Before: " + cancel + "<br>"; 
                  
                $(".dragg").draggable({ 
                  cancel: "input" 
                }); 
              
                var cancel = $(".dragg").draggable( "option", "cancel" ); 
                document.getElementById('gfg').innerHTML += 
                "Cancel Option Value After: " + cancel + "<br>"; 
            }); 
        }); 
          
        $(function () { 
            $(".dragg").draggable(); 
              
            $(".dropp2").droppable({ 
                drop: function (event, ui) { 
                    $(this) 
                        .find("p") 
                        .html("Dropped!"); 
                } 
            }); 
        }); 
    </script> 
</head> 
  
<body> 
    <center> 
        <h1 style="color:green;">GeeksforGeeks</h1> 
        <h3>jQuery UI Draggable cancel Option</h3> 
        <div class="dragg"> 
            <p>Drag</p> 
        </div> 
        <br> 
        <div class="dropp2"> 
            <p>Drop here</p> 
        </div> 
        <br> 
        <input type="button" id="btn"
            value="Cancel">     
        <h3><span id="gfg"></span></h3> 
    </center> 
</body> 
</html>