February 2014
Intermediate to advanced
372 pages
7h
Japanese
Content preview from Backbone.jsアプリケーション開発ガイド
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38
3
章
Backbone.js
の基礎
3.3
ビュー
Backbone.js
でのビューにはアプリケーションのためのマークアップは含まれておらず、モデル
がどのように表示されるかを定義したロジックが記述されます。ここでは
JavaScript
のテンプレー
トライブラリ（
Underscore.js
のマイクロテンプレート、
Mustache
、
jQuery.tmpl
など）が利用され
ます。ビューの
render()
関数をモデルの
change
イベントに関連付けると、ビューの表示を常に
最新の状態に保てます。ここでページ全体の再読み込みは行われません。
3.3.1
ビューの新規作成
モデルと同様に、ビューも簡単に作成できます。このためには
Backbone.View
を
extend
しま
す。前の章では以下のような
Todo
項目用のビューを紹介しましたが、このコードについてもう少
し詳しく見てみましょう。
var TodoView = Backbone.View.extend({
tagName: 'li',
//
個々の項目のためのテンプレートをキャッシュしておきます
todoTpl: _.template("
テンプレートの例
"),
events: {
'dblclick label': 'edit',
'keypress .edit': 'updateOnEnter',
'blur .edit': 'close'
},
// Todo
項目のタイトルを描画します
render: function() { ...
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O’Reilly covers everything we've got, with content to help us build a world-class technology community, upgrade the capabilities and competencies of our teams, and improve overall team performance as well as their engagement.Julian F.
I wanted to learn C and C++, but it didn't click for me until I picked up an O'Reilly book. When I went on the O’Reilly platform, I was astonished to find all the books there, plus live events and sandboxes so you could play around with the technology.Addison B.
I’ve been on the O’Reilly platform for more than eight years. I use a couple of learning platforms, but I'm on O'Reilly more than anybody else. When you're there, you start learning. I'm never disappointed.Amir M.
I'm always learning. So when I got on to O'Reilly, I was like a kid in a candy store. There are playlists. There are answers. There's on-demand training. It's worth its weight in gold, in terms of what it allows me to do.