Marionette.js. Events. Listening to Events

Marionette's event triggers work just like regular Backbone events - you can use `view.on` and `view.listenTo` to act on events.

by marionettejs

HTML

<script src="https://cdnjs.cloudflare.com/ajax/libs/jquery/2.2.2/jquery.js"></script>
<script src="https://cdnjs.cloudflare.com/ajax/libs/underscore.js/1.8.3/underscore-min.js"></script>
<script src="https://cdnjs.cloudflare.com/ajax/libs/backbone.js/1.3.3/backbone-min.js"></script>
<script src="https://cdnjs.cloudflare.com/ajax/libs/backbone.radio/2.0.0/backbone.radio.min.js"></script>
<script src="https://rawgit.com/marionettejs/backbone.marionette/next/lib/backbone.marionette.js"></script>

JavaScript

const { View } = Marionette; // import { View } from 'backbone.marionette';

const OtherView = View.extend({
  initialize(someView) {
    this.listenTo(someView, 'event:happened', this.logCall);
  },

  logCall(myVal) {
    console.log(myVal);
  }
});

var MyView = View.extend();
var myView = new MyView();
var otherView = new OtherView(myView);

myView.triggerMethod('event:happened', 'some value');