Simple starting point for Ember.js fiddles
HTML
<script src="http://mike.aski.free.fr/js/ember.js"></script>
<script src="http://mike.aski.free.fr/js/ember-data.js"></script>
<script type="text/x-handlebars">
{{#view App.outerArea}}
{{#view innerArea checkedBinding=true}}
{{view Ember.TextField valueBinding="parentView.bound.username"}}
{{/view}}
Username: {{bound.username}}
{{/view}}
</script>
JavaScript
App = Ember.Application.create();
App.outerArea = Ember.View.extend({
bound : {
username:'test',
},
isCompleted: false,
innerArea: Ember.Checkbox.extend({
}),
});