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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7.6
入れ子のモデルやコレクションの扱い
163
階層構造を反映させるにはどうすればよいでしょうか。
7.5.2
解決策
この問題への最も単純な解決策は、
Derick Bailey
による
Backbone.Marionette
（
https://github.
com/marionettejs/backbone.marionette
）のようなフレームワークを利用することです。このフ
レームワークには、
CompositeView
という型のビューが用意されています。
CompositeView
での基本的な考え方は、同じビューの中でモデルとコレクションをともに描画
するというものです。単一のモデルに対してはテンプレートが適用されます。コレクションについ
ては、その中の各モデルのビューが描画されます。デフォルトでは、コレクション内のそれぞれ
のモデルを描画するために定義したものと同じ型の
CompositeView
が使われます。必要なのは、
ビューのインスタンスに対してコレクション内のモデルについて知らせることだけです。これは
initialize
メソッドの中で行います。すると、データ構造が再帰的に描画されます。
描画の実例はオンライン（
http://jsfiddle.net/derickbailey/AdWjU/
）で確認できます。
また、
MarionetteJS
のソースコードやドキュメントは
https://github.com/marionettejs/backbone.
marionette
で公開されています。 ...
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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.