mdbootstrap/src/js/vendor/free/enhanced-modals.js

<p align="center"> <a href="https://mdbootstrap.com/docs/jquery/getting-started/download/"> <img src="https://mdbootstrap.com/img/Marketing/general/logo/medium/mdb-r.png"> </a> </p>

/*
    Enhanced Bootstrap Modals
    https://mdbootstrap.com
    office@mdbootstrap.com
*/

(function($){
  $('body').on('shown.bs.modal', '.modal', function() {
    if(!$('.modal-backdrop').length) {

      $modal_dialog = $(this).children('.modal-dialog')

      if($modal_dialog.hasClass('modal-side')) {
        $(this).addClass('modal-scrolling');
        $('body').addClass('scrollable');
      }

      if($modal_dialog.hasClass('modal-frame')) {
        $(this).addClass('modal-content-clickable');
        $('body').addClass('scrollable');
      }
    }
  });
  $('body').on('hidden.bs.modal', '.modal', function() {
    $('body').removeClass('scrollable');
  });
})(jQuery);