Backbone View listening for finished uploads

myview.js

var myView = Backbone.View.extend({

  events: {
    'click .start_upload': 'start_upload'
  }

  initialize: function(){
    EventBus.addEventListener("upload_done", this.upload_callback);
  }

  start_upload: function(){
    // form.submit() ...
    // more stuff ...
  }

  upload_callback: function(event, id){
    console.log("Upload finished. ID ", id, " was returned.");
  }

});