var TreeitemLink = function()

in src/studies/apg/treeview/treeview-2/js/treeitemLinks.js [22:73]

• 41 lines of code
• 6 McCabe index (conditional complexity)

var TreeitemLink = function (node, treeObj, group) {

  // Check whether node is a DOM element
  if (typeof node !== 'object') {
    return;
  }

  node.tabIndex = -1;
  this.tree = treeObj;
  this.groupTreeitem = group;
  this.domNode = node;
  this.label = node.textContent.trim();
  this.stopDefaultClick = false;

  if (node.getAttribute('aria-label')) {
    this.label = node.getAttribute('aria-label').trim();
  }

  this.isExpandable = false;
  this.isVisible = false;
  this.inGroup = false;

  if (group) {
    this.inGroup = true;
  }

  var elem = node.firstElementChild;

  while (elem) {

    if (elem.tagName.toLowerCase() == 'ul') {
      elem.setAttribute('role', 'group');
      this.isExpandable = true;
      break;
    }

    elem = elem.nextElementSibling;
  }

  this.keyCode = Object.freeze({
    RETURN: 13,
    SPACE: 32,
    PAGEUP: 33,
    PAGEDOWN: 34,
    END: 35,
    HOME: 36,
    LEFT: 37,
    UP: 38,
    RIGHT: 39,
    DOWN: 40
  });
};