gokatz
4/11/2016 - 10:46 AM

component observer test

component observer test

{
  "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"
  }
}
{{yield}}
<button {{action 'changeName'}}>Change Name</button>
<h1>Welcome to {{appName}}</h1>
<br>
{{my-component}}
<br>
{{outlet}}
<br>
<br>
import Ember from 'ember';

export default Ember.Controller.extend({
  appName: 'Ember Twiddle'
});
import Ember from 'ember';

export default Ember.Component.extend({
  firstName: 'gokul',
  lastName: 'kathir',
  fullName: Ember.computed('firstName', 'lastName', function() {
    return `${this.get('firstName')} ${this.get('lastName')}`;
  }),


  processFullName: Ember.observer('fullName', function() {
    // This will only fire once if you set two properties at the same time, and
    // will also happen in the next run loop once all properties are synchronized
    //alert(this.get('fullName'))
    console.log(this.get('fullName'));
  }),
  actions: {
  	changeName() {
    	var fname = 'gokul';
      var lname = 'kathir';
      var newFName = `${fname}+${(Math.ceil(Math.random()*10))}`;
      var newLName = `${lname}+${(Math.ceil(Math.random()*10))}`;
      this.set('firstName', newFName);
      this.set('lastName', newLName);
      //console.log(this.get('fullName'));
    }
  }
});