silverstripe-framework/client/dist/js/SelectionGroup.js

(function (global, factory) {
  if (typeof define === "function" && define.amd) {
    define('ss.SelectionGroup', ['jQuery'], factory);
  } else if (typeof exports !== "undefined") {
    factory(require('jQuery'));
  } else {
    var mod = {
      exports: {}
    };
    factory(global.jQuery);
    global.ssSelectionGroup = mod.exports;
  }
})(this, function (_jQuery) {
  'use strict';

  var _jQuery2 = _interopRequireDefault(_jQuery);

  function _interopRequireDefault(obj) {
    return obj && obj.__esModule ? obj : {
      default: obj
    };
  }

  (0, _jQuery2.default)(document).ready(function () {
    (0, _jQuery2.default)('ul.SelectionGroup input.selector, ul.selection-group input.selector').live('click', function () {
      var li = (0, _jQuery2.default)(this).closest('li');
      li.addClass('selected');

      var prev = li.prevAll('li.selected');
      if (prev.length) {
        prev.removeClass('selected');
      }
      var next = li.nextAll('li.selected');
      if (next.length) {
        next.removeClass('selected');
      }

      (0, _jQuery2.default)(this).focus();
    });
  });
});