finterface-idle-tracker.html

<script>

window.FInterface = window.FInterface || {};

/**
 * `FInterface.IdleTracker` exposes properties for any idle tracker.
 *
 * To be used in idle trackers, their wrappers, stubs or replacements.
 *
 * @polymerBehavior
 */
FInterface.IdleTracker = {
  properties: {
    /**
     * `timeout` indicates idle timeout in milliseconds
     */
    timeout: {
      type: Number,
      reflectToAttribute: true
    }
  }

  /**
   * The `hidden` event is fired whenever page is hidden (e.g. change tab)
   *
   * @event hidden
   */

  /**
   * The `visible` event is fired whenever page is visible after being hidden
   *
   * @event visible
   */

  /**
   * The `away` event is fired whenever user is inactive for `timeout` ms
   *
   * @event away
   */

  /**
   * The `back` event is fired whenever user becomes active again
   *
   * @event back
   */
}

</script>