Data Binding

application.route.js

import Ember from 'ember';

export default Ember.Route.extend({
  activate() {
    document.body.classList.add('standard');
  }
});

application.template.hbs

<header class="container-fluid">
  <h1>Ember Sandbox</h1>
</header>

<hr>

<main class="container-fluid">
	{{outlet}}
</main>

data-binding.component.js

import Ember from 'ember';
import get from 'ember-metal/get';
import set from 'ember-metal/set';

export default Ember.Component.extend({
  actions: {
    change() {
      // this.toggleProperty('model');
    	set(this, 'model', {
        state: !get(this, 'model.state')
      });
    }
  }
}).reopenClass({ positionalParams: ['model'] });

data-binding.template.hbs

<p>在 <code>data-binding</code> 组件里的值: <strong>{{model.state}}</strong></p>

<div>
	<button type="button" class="btn btn-success" onclick={{action "change"}}>
    从&nbsp;<code>data-binding</code>&nbsp;组件里改变值
  </button>
</div>

<p>在 <code>data-binding</code> 组件里的值: <strong> <input type="text" 
    value={{model.state}} name="flag"></strong></p>
{{yield}}

demo-component.component.js

import Ember from 'ember';

export default Ember.Component.extend({  
  tagName:'section',
    actions:{
        show_demo_sub:function(demo){
            console.log(demo);
        }
    }
}).reopenClass({positionalParams:['demo_sub']});

demo-component.demo-sub-component.component.js

import Ember from 'ember';

export default Ember.Component.extend({
    tagName:'div.p'
}).reopenClass({positionalParams:['api']});

demo-component.demo-sub-component.template.hbs

 
<button  class="btn btn-primary" onclick={{action api.show_demo api.demo}}> change  </button>
<p>在 <code>data-binding</code> 组件里的值: <strong> <input type="text" 
    value={{api.demo.state}} name="flag"></strong></p>

{{yield}}

demo-component.template.hbs

{{yield (hash
    sub_component=(component "demo-component/demo-sub-component")
    )
    (hash
   demo=demo_sub
   show_demo=(action "show_demo_sub")
)}}

index.controller.js

import Ember from 'ember';
import get from 'ember-metal/get';
import set from 'ember-metal/set';

export default Ember.Controller.extend({
  actions: {
    change() {
      this.toggleProperty('model.state');
    }
  }
});

index.route.js

import Ember from 'ember';

export default Ember.Route.extend({
  model() {
    return {
      state: true
    };
  }
});

index.template.hbs

<p>在 <code>index</code> 路由（模版）里的值: <strong>{{model.state}}</strong></p>

<div>
	<button type="button" class="btn btn-primary" onclick={{action "change"}}>
    从&nbsp;<code>index</code>&nbsp;里改变值
  </button>
</div>

<hr>
<h3>双向绑定</h3>
{{data-binding model=model}}

<hr>
<h3>单向绑定</h3>
{{data-binding model=(readonly model)}}

<hr>
<h3>复制（没有绑定）</h3>
{{data-binding model=(unbound model)}}

<hr>
<h3>父子组件</h3>
{{#demo-component model as |demo api|}}
    {{demo.sub_component api}}
{{/demo-component}}

styles.app.css

*, *::before, &::after {
  box-sizing: border-box;
}

strong {
  color: red;
  font-size: 1.2rem;
}

twiddle.json

{
  "version": "0.10.5",
  "EmberENV": {
    "FEATURES": {}
  },
  "options": {
    "use_pods": true,
    "enable-testing": false
  },
  "dependencies": {
    "jquery": "//cdnjs.cloudflare.com/ajax/libs/jquery/2.2.4/jquery.js",
    "hack": "//cdnjs.cloudflare.com/ajax/libs/hack/0.7.7/hack.css",
    "standard": "//cdnjs.cloudflare.com/ajax/libs/hack/0.7.7/standard.css",
    "ember": "2.6.2",
    "ember-data": "2.6.2",
    "ember-template-compiler": "2.6.2",
    "ember-testing": "2.6.2"
  },
  "addons": {
  	"ember-route-action-helper": "2.0.0",
    "ember-truth-helpers": "1.2.0"
  }
}

how to implement so that the input change then the model change ,is this duble data binding ?