How to use the type.AppFileLink function in type

var Value = require('basis.data').Value;
var Node = require('basis.ui').Node;
var Slider = require('basis.ui.slider').Slider;
var Balloon = require('basis.ui.popup').Balloon;
var File = require('type').AppFile;
var FileLink = require('type').AppFileLink;
var Viva = require('./vivagraph.js');

var fileInfoPopup = new Balloon({
  template: resource('./template/popup.tmpl'),
  binding: {
    filename: 'data:',
    name: 'data:',
    parent: 'data:'
  },

  dir: 'center top center bottom',
  autorotate: true,
  handler: {
    delegateChanged: function(){
      if (this.delegate)
        this.show(this.delegate.element);