jQuery Mobile - Scrollstart Event

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Description

Fires when the user starts scrolling the page using id of the page to specify an event and on() method attaches the event handlers.

Example

Following example describes the use of scroll start event in the jQuery Mobile Framework.

<!DOCTYPE html>
   <head>
      <title>Scrollstart Event</title>
      <meta name = "viewport" content = "width = device-width, initial-scale = 1">
      <link rel = "stylesheet" href = "https://code.jquery.com/mobile/1.4.5/jquery.mobile-1.4.5.min.css">
      <script src = "https://code.jquery.com/jquery-1.11.3.min.js"></script>
      <script src = "https://code.jquery.com/mobile/1.4.5/jquery.mobile-1.4.5.min.js"></script>
      
      <script>
         $(document).on("pagecreate","#page1",function() {
            $(document).on("scrollstart",function() {
               alert("scrolling has been started!!!");
            });
         });
      </script>
   </head>
   
   <body>
      <div data-role = "page" id = "page1">
         <div data-role = "header">
            <h2>Header</h2>
         </div>

         <div data-role = "main" class = "ui-content">
            <p>Lorem Ipsum is simply dummy text of the printing and typesetting industry.
            Lorem Ipsum has been the industry's standard dummy text ever since the 1500s, 
            when an unknown printer took a galley of type and scrambled it to make a type
            specimen book. It has survived not only five centuries, but also the leap into
            electronic typesetting, remaining essentially unchanged. It was popularised in
            the 1960s with the release of Letraset sheets containing Lorem Ipsum passages,
            and more recently with desktop publishing software like Aldus PageMaker including
            versions of Lorem Ipsum.Lorem Ipsum is simply dummy text of the printing and 
            typesetting industry. Lorem Ipsum has been the industry's standard dummy text 
            ever since the 1500s, when an unknown printer took a galley of type and scrambled
            it to make a type specimen book. It has survived not only five centuries, but 
            also the leap into electronic typesetting, remaining essentially unchanged. It 
            was popularised in the 1960s with the release of Letraset sheets containing 
            Lorem Ipsum passages, and more recently with desktop publishing software like 
            Aldus PageMaker including versions of Lorem Ipsum.Lorem Ipsum is simply dummy 
            text of the printing and typesetting industry. Lorem Ipsum has been the industry'
            s standard dummy text ever since the 1500s, when an unknown printer took a galley
            of type and scrambled it to make a type specimen book. It has survived not only 
            five centuries, but also the leap into electronic typesetting, remaining 
            essentially unchanged. It was popularised in the 1960s with the release of
            Letraset sheets containing Lorem Ipsum passages, and more recently with desktop
            publishing software like Aldus PageMaker including versions of Lorem Ipsum.Lorem
            Ipsum is simply dummy text of the printing and typesetting industry. Lorem Ipsum
            has been the industry's standard dummy text ever since the 1500s, when an unknown
            printer took a galley of type and scrambled it to make a type specimen book. It
            has survived not only five centuries, but also the leap into electronic
            typesetting, remaining essentially unchanged. It was popularised in the 1960s 
            with the release of Letraset sheets containing Lorem Ipsum passages, and more
            recently with desktop publishing software like Aldus PageMaker including versions
            of Lorem Ipsum.Lorem Ipsum is simply dummy text of the printing and typesetting 
            industry. Lorem Ipsum has been the industry's standard dummy text ever since the
            1500s, when an unknown printer took a galley of type and scrambled it to make a
            type specimen book. It has survived not only five centuries, but also the leap 
            into electronic typesetting, remaining essentially unchanged. It was popularised
            in the 1960s with the release of Letraset sheets containing Lorem Ipsum passages,
            and more recently with desktop publishing software like Aldus PageMaker 
            including versions of Lorem Ipsum.Lorem Ipsum is simply dummy text of the printing
            and typesetting industry. Lorem Ipsum has been the industry's standard dummy 
            text ever since the 1500s, when an unknown printer took a galley of type and 
            scrambled it to make a type specimen book. It has survived not only five
            centuries, but also the leap into electronic typesetting, remaining essentially 
            unchanged. It was popularised in the 1960s with the release of Letraset sheets 
            containing Lorem Ipsum passages, and more recently with desktop publishing software
            like Aldus PageMaker including versions of Lorem Ipsum.</p>
         </div>

         <div data-role = "footer">
            <h2>Footer</h2>
         </div>
         
      </div>
   </body>
</html>

Output

Let's carry out the following steps to see how the above code works −

  • Save the above html code as jqm_scroll_scrollstart_event.html file in your server root folder.

  • Open this HTML file as http://localhost/jqm_scroll_scrollstart_event.html and the following output will be displayed.

jquery_mobile_events.htm
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