Created
May 8, 2014 19:55
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| /* Put your CSS here */ | |
| html, body { | |
| margin: 20px; | |
| } | |
| .color { | |
| height: 200px; | |
| width: 200px; | |
| } |
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| <!DOCTYPE html> | |
| <html> | |
| <head> | |
| <meta name="description" content="Wrapping localStorage in Ember Demo" /> | |
| <meta charset="utf-8"> | |
| <title>Ember Starter Kit</title> | |
| <link rel="stylesheet" href="http://cdnjs.cloudflare.com/ajax/libs/normalize/2.1.0/normalize.css"> | |
| <script src="http://ajax.googleapis.com/ajax/libs/jquery/1.10.2/jquery.min.js"></script> | |
| <script src="http://builds.handlebarsjs.com.s3.amazonaws.com/handlebars-v1.3.0.js"></script> | |
| <script src="http://builds.emberjs.com/tags/v1.5.0/ember.js"></script> | |
| </head> | |
| <body> | |
| <script type="text/x-handlebars"> | |
| <h2>Wrapping localStorage in Ember Demo</h2> | |
| {{outlet}} | |
| </script> | |
| <script type="text/x-handlebars" data-template-name="index"> | |
| <p>Pick your favorite color, then close this tab an come back:</p> | |
| {{custom-color colors=model}} | |
| <p>Also check <code>localStorage.color</code> in the Console.</p> | |
| </script> | |
| <script type="text/x-handlebars" data-template-name="components/custom-color"> | |
| <ul> | |
| {{#each item in colors}} | |
| <li><a {{action setColor item}} href="#">{{item}}</a></li> | |
| {{/each}} | |
| </ul> | |
| {{input name="color" value=color}} | |
| <a href="#" {{action clear}}>clear</a> | |
| </script> | |
| </body> | |
| </html> |
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| App = Ember.Application.create(); | |
| App.Router.map(function() { | |
| // put your routes here | |
| }); | |
| App.IndexRoute = Ember.Route.extend({ | |
| model: function() { | |
| return ['red', 'yellow', 'green']; | |
| } | |
| }); | |
| App.LocalStorage = Ember.Object.extend({ | |
| unknownProperty: function(key) { | |
| return localStorage[key]; | |
| }, | |
| setUnknownProperty: function(key, value) { | |
| if(Ember.isNone(value)) { | |
| delete localStorage[key]; | |
| } else { | |
| localStorage[key] = value; | |
| } | |
| this.notifyPropertyChange(key); | |
| return value; | |
| }, | |
| clear: function() { | |
| this.beginPropertyChanges(); | |
| for (var i=0, l=localStorage.length; i<l; i++){ | |
| this.set(localStorage.key(i)); | |
| } | |
| localStorage.clear(); | |
| this.endPropertyChanges(); | |
| } | |
| }); | |
| App.CustomColorComponent = Ember.Component.extend({ | |
| color: Ember.computed.alias('storage.color'), | |
| createLocalStorage: function() { | |
| this.set('storage', App.LocalStorage.create()); | |
| }.on('init'), | |
| actions: { | |
| setColor: function(value) { | |
| this.set('color', value); | |
| }, | |
| clear: function() { | |
| this.get('storage').clear(); | |
| } | |
| }, | |
| classNames: ['color'], | |
| attributeBindings: ['style'], | |
| style: function() { | |
| var color = this.get('color'); | |
| return "background-color: " + color; | |
| }.property('color') | |
| }); |
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