Check box

check-box.component.js

import Ember from 'ember';

export default Ember.Component.extend({
  click() {
    let attrs = this.attrs,
        onChecked = attrs.onChecked,
        isCheckedValue = attrs.isChecked.value || false;
    
    if (onChecked && onChecked.update) {
      onChecked.update(!isCheckedValue);
    } else {
      onChecked(!isCheckedValue);
    }
  }
});

check-box.template.hbs

{{input type="checkbox" checked=(readonly attrs.isChecked)}}
{{yield}}

controllers.application.js

import Ember from 'ember';

export default Ember.Controller.extend({
  appName: 'Ember Twiddle',
  isChecked: true,
  actions: {
    isChecked(value) {
      this.set('value', value);
    }
  }
});

styles.app.css

body {
  margin: 12px 16px;
  font-family: 'Helvetica Neue', Helvetica, Arial, sans-serif;
  font-size: 12pt;
}

.bg-engine-checkbox {
  cursor: pointer;
}
.bg-engine-checkbox span.icon {
  position: relative;
  display: inline-block;
  border: 2px solid #CCC;
  border-radius: .25em;
  width: 1.3em;
  height: 1.3em;
  float: left;
  margin-right: .5em;
}
.bg-engine-checkbox span.icon .fa-icon {
  position: absolute;
  font-size: .8em;
  line-height: 0;
  top: 50%;
  left: 20%;
}
.bg-engine-checkbox:after {
  content: '';
  display: table;
  clear: both;
}
.bg-engine-checkbox input[type="checkbox"] {
  display: none;
}
bg-engine-checkbox input[type="checkbox"] + .icon > .fa-icon {
  transform: scale(3) rotateZ(-20deg);
  opacity: 0;
  transition: all 0.3s ease-in;
}
.bg-engine-checkbox input[type="checkbox"]:checked + .icon {
  background: #09f;
  color: #fff;
}
.bg-engine-checkbox input[type="checkbox"]:checked + .icon > .fa-icon {
  transform: scale(1) rotateZ(0deg);
  opacity: 1;
}

templates.application.hbs

<h1>Welcome to {{appName}}</h1>
<br>
<br>
{{outlet}}

isChecked::{{isChecked}}
<br/>
{{#check-box isChecked=isChecked onChecked=(mut isChecked)}}
  check-box with lable 
{{/check-box}}
asdf::{{value}}
{{#check-box isChecked=value onChecked=(action 'isChecked')}}
  check-box with lable 
{{/check-box}}
<br>
<br>

twiddle.json

{
  "version": "0.10.6",
  "EmberENV": {
    "FEATURES": {}
  },
  "options": {
    "use_pods": true,
    "enable-testing": false
  },
  "dependencies": {
    "jquery": "https://cdnjs.cloudflare.com/ajax/libs/jquery/1.11.3/jquery.js",
    "ember": "2.9.0",
    "ember-data": "2.9.0",
    "ember-template-compiler": "2.9.0",
    "ember-testing": "2.9.0"
  },
  "addons": {}
}