Toggle Toggle

application.controller.js

import Ember from 'ember';

const { computed } = Ember;

export default Ember.Controller.extend({
  appName:'Toggle Toggle',
  
  editable: false,
  buttonLabel: computed('editable', function() {
    return this.get('editable') ? 'Done' : 'Edit';
  }),
  
  items: [
    'red',
    'green',
    'blue'
  ],
  
  actions: {
    toggleEditable() {
      this.toggleProperty('editable');
    },
  },
});

application.template.hbs

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

<p><button onclick={{action 'toggleEditable'}}>{{buttonLabel}}</button></p>
{{editable-list items=items editable=editable}}

editable-list-item.component.js

import Ember from 'ember';

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

editable-list-item.template.hbs

{{#if editable}}
	{{input type="text" value=item}}
{{else}}
  {{item}}
{{/if}}

editable-list.component.js

import Ember from 'ember';

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

editable-list.template.hbs

{{#each items as |item|}}
	{{editable-list-item item=item editable=editable}}
{{/each}}

twiddle.json

{
  "version": "0.4.10",
  "dependencies": {
    "jquery": "https://cdnjs.cloudflare.com/ajax/libs/jquery/1.11.3/jquery.js",
    "ember": "https://cdnjs.cloudflare.com/ajax/libs/ember.js/1.13.9/ember.js",
    "ember-data": "https://cdnjs.cloudflare.com/ajax/libs/ember-data.js/1.13.11/ember-data.js",
    "ember-template-compiler": "https://cdnjs.cloudflare.com/ajax/libs/ember.js/1.13.9/ember-template-compiler.js"
  }
}