Passing Actions Example

components.my-component.js

import Ember from 'ember';

export default Ember.Component.extend({
});

components.my-sub-comp.js

import Ember from 'ember';

export default Ember.Component.extend({
  actions: {
  	sayJelloThenHello() {
    	let passedInAction = this.get('hello');
      alert('jello');
      passedInAction();
    }
  }
});

controllers.application.js

import Ember from 'ember';

export default Ember.Controller.extend({
  appName: 'Ember Twiddle',
  actions: {
  	sayHello() {
    	alert('hello');
    }
  }
});

templates.application.hbs

<h1>Welcome to {{appName}}</h1>
<br>
<br>
{{outlet}}
<br>
<br>
{{my-component hello=(action 'sayHello')}}

templates.components.my-component.hbs

{{yield}}
Action is passed from controller<br>
<button type="button" {{action hello}}>Say Hello</button>
<br>
<p>Action passed from controller and then passed from "my-component" into my-sub-comp</p>
{{my-sub-comp hello=hello}}

templates.components.my-sub-comp.hbs

{{yield}}
<button type="button" {{action 'sayJelloThenHello'}}>
Jello and Hello
</button>

twiddle.json

{
  "version": "0.7.2",
  "EmberENV": {
    "FEATURES": {}
  },
  "options": {
    "use_pods": false,
    "enable-testing": false
  },
  "dependencies": {
    "jquery": "https://cdnjs.cloudflare.com/ajax/libs/jquery/1.11.3/jquery.js",
    "ember": "https://cdnjs.cloudflare.com/ajax/libs/ember.js/2.4.4/ember.debug.js",
    "ember-data": "https://cdnjs.cloudflare.com/ajax/libs/ember-data.js/2.4.3/ember-data.js",
    "ember-template-compiler": "https://cdnjs.cloudflare.com/ajax/libs/ember.js/2.4.4/ember-template-compiler.js"
  }
}