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Vanilla MVC
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| <!DOCTYPE html> | |
| <html> | |
| <head> | |
| <title>Backbone.js MVC</title> | |
| </head> | |
| <body> | |
| <div id="app"></div> | |
| <!-- App Dependencies --> | |
| <script | |
| src="https://code.jquery.com/jquery-3.1.1.slim.min.js"></script> | |
| <script src="https://cdnjs.cloudflare.com/ajax/libs/underscore.js/1.8.3/underscore-min.js"></script> | |
| <script src="https://cdnjs.cloudflare.com/ajax/libs/backbone.js/1.3.3/backbone-min.js"></script> | |
| <script> | |
| const app = {}; | |
| $(function() { | |
| // MODEL: where we store all the data | |
| const Counter = Backbone.Model.extend({ | |
| initialize: function() {this.set('value', 0)}, | |
| increment: function() {this.set('value', this.get('value') + 1)}, | |
| decrement: function() {this.set('value', this.get('value') - 1)} | |
| }); | |
| // VIEW: DOM nodes representing what is displayed on page | |
| // CONTROLLER: Backbone includes user events in View.events | |
| const CounterView = Backbone.View.extend({ | |
| tag: 'article', | |
| template: _.template(`<div class="counter"> | |
| <button id="up">+</button> | |
| <p id="count"> | |
| <%= value %> | |
| </p> | |
| <button id="down">-</button> | |
| </div>`), | |
| events: { | |
| 'click #up': function() {this.model.increment()}, | |
| 'click #down': function() {this.model.decrement()} | |
| }, | |
| initialize: function() { | |
| this.model.on('change:value', function() { | |
| this.render(); | |
| }, this); | |
| }, | |
| render: function() { | |
| return this.$el.html(this.template(this.model.attributes)); | |
| } | |
| }); | |
| // INIT | |
| app.counter = new Counter(); | |
| app.counterView = new CounterView({model: app.counter}); | |
| $('#app').append(app.counterView.render()); | |
| }); | |
| </script> | |
| </body> | |
| </html> |
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