jQuery addClass example

Change class name on click in jQuery

by wisegorilla

HTML

<!doctype html>
<html lang="en">
<head>
  <meta charset="utf-8">
  <meta name="viewport" content="width=device-width, initial-scale=1">
  <title>jQuery UI Selectmenu - Custom Rendering</title>
  <link rel="stylesheet" href="//code.jquery.com/ui/1.12.1/themes/base/jquery-ui.css">

  <script src="https://code.jquery.com/jquery-1.12.4.js"></script>
  <script src="https://code.jquery.com/ui/1.12.1/jquery-ui.js"></script>
  

</head>
<body>
 
<div class="demo">
 
<form action="#">

 



    <select name="people" id="people">
      <option value="1" data-class="avatar" data-style="background-image: url(&apos;http://www.gravatar.com/avatar/b3e04a46e85ad3e165d66f5d927eb609?d=monsterid&amp;r=g&amp;s=16&apos;);">John Resig</option>
      <option value="2" data-class="avatar" data-style="background-image: url(&apos;http://www.gravatar.com/avatar/e42b1e5c7cfd2be0933e696e292a4d5f?d=monsterid&amp;r=g&amp;s=16&apos;);">Tauren Mills</option>
      <option value="3" data-class="avatar" data-style="background-image: url(&apos;http://www.gravatar.com/avatar/bdeaec11dd663f26fa58ced0eb7facc8?d=monsterid&amp;r=g&amp;s=16&apos;);">Jane Doe</option>
    </select>

</form>
 
</div>
 
 
</body>
</html>

CSS

h2 {
      margin: 30px 0 0 0;
    }
    fieldset {
      border: 0;
    }
    label {
      display: block;
    }
 
    /* select with custom icons */
    .ui-selectmenu-menu .ui-menu.customicons .ui-menu-item-wrapper {
      padding: 0.5em 0 0.5em 3em;
    }
    .ui-selectmenu-menu .ui-menu.customicons .ui-menu-item .ui-icon {
      height: 24px;
      width: 24px;
      top: 0.1em;
    }
    .ui-icon.video {
      background: url("images/24-video-square.png") 0 0 no-repeat;
    }
    .ui-icon.podcast {
      background: url("images/24-podcast-square.png") 0 0 no-repeat;
    }
    .ui-icon.rss {
      background: url("images/24-rss-square.png") 0 0 no-repeat;
    }
 
    /* select with CSS avatar icons */
    option.avatar {
      background-repeat: no-repeat !important;
      padding-left: 20px;
    }
    .avatar .ui-icon {
      background-position: left top;
    }

JavaScript

$( function() {
    $.widget( "custom.iconselectmenu", $.ui.selectmenu, {
      _renderItem: function( ul, item ) {
        var li = $( "<li>" ),
          wrapper = $( "<div>", { text: item.label } );
 
        if ( item.disabled ) {
          li.addClass( "ui-state-disabled" );
        }
 
        $( "<span>", {
          style: item.element.attr( "data-style" ),
          "class": "ui-icon " + item.element.attr( "data-class" )
        })
          .appendTo( wrapper );
 
        return li.append( wrapper ).appendTo( ul );
      }
    });
 
 
    $( "#people" )
      .iconselectmenu()
      .iconselectmenu( "menuWidget")
        .addClass( "ui-menu-icons avatar" );
  } );