jquery.foundation.buttons.js

;(function ($, window, undefined) {
  'use strict';

  $.fn.foundationButtons = function(options) {
    var $doc = $(document);
    // Prevent event propagation on disabled buttons
    $doc.on('click.fndtn', '.button.disabled', function (e) {
      e.preventDefault();
    });

    $('.button.dropdown > ul', this).addClass('no-hover');

    $doc.on('click.fndtn', '.button.dropdown, .button.dropdown.split span', function (e) {
      // Stops further propagation of the event up the DOM tree when clicked on the button.
      // Events fired by its descendants are not being blocked.
      $('.button.dropdown').children('ul').removeClass('show-dropdown');
      if (e.target === this) {
        e.stopPropagation();
      }
    });

    $doc.on('click.fndtn', '.button.dropdown.split span', function (e) {
      e.preventDefault();
      $('.button.dropdown', this).not($(this).parent()).children('ul').removeClass('show-dropdown');
      $(this).siblings('ul').toggleClass('show-dropdown');
    });

    $doc.on('click.fndtn', '.button.dropdown:not(.split)', function (e) {
      $('.button.dropdown', this).not(this).children('ul').removeClass('show-dropdown');
      $(this).children('ul').toggleClass('show-dropdown');
    });

    $doc.on('click.fndtn', 'body, html', function () {
      $('.button.dropdown ul').removeClass('show-dropdown');
    });

    // Positioning the Flyout List
    var normalButtonHeight  = $('.button.dropdown:not(.large):not(.small):not(.tiny)', this).outerHeight() - 1,
        largeButtonHeight   = $('.button.large.dropdown', this).outerHeight() - 1,
        smallButtonHeight   = $('.button.small.dropdown', this).outerHeight() - 1,
        tinyButtonHeight    = $('.button.tiny.dropdown', this).outerHeight() - 1;

    $('.button.dropdown:not(.large):not(.small):not(.tiny) > ul', this).css('top', normalButtonHeight);
    $('.button.dropdown.large > ul', this).css('top', largeButtonHeight);
    $('.button.dropdown.small > ul', this).css('top', smallButtonHeight);
    $('.button.dropdown.tiny > ul', this).css('top', tinyButtonHeight);

    $('.button.dropdown.up:not(.large):not(.small):not(.tiny) > ul', this).css('top', 'auto').css('bottom', normalButtonHeight - 2);
    $('.button.dropdown.up.large > ul', this).css('top', 'auto').css('bottom', largeButtonHeight - 2);
    $('.button.dropdown.up.small > ul', this).css('top', 'auto').css('bottom', smallButtonHeight - 2);
    $('.button.dropdown.up.tiny > ul', this).css('top', 'auto').css('bottom', tinyButtonHeight - 2);

  };

})( jQuery, this );