April 2014
Intermediate to advanced
220 pages
4h 7m
Japanese
Content preview from AngularJSアプリケーション開発ガイド
Become an O’Reilly member and get unlimited access to this title plus top books and audiobooks from O’Reilly and nearly 200 top publishers, thousands of courses curated by job role, 150+ live events each month,
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.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.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.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.
184
8
章 レシピ集
バックエンド側のコントローラについても見てみましょう。予想していたコードと似ているで
しょうか。
var app = angular.module('myApp', ['myApp.directives']);
app.controller('MainCtrl', function($scope) {
$scope.uploadFinished = function(e, data) {
console.log('
アップロードが完了しました
...');
};
});
以上のコードで、シンプルですがきちんと機能し再利用も可能なアップロード用のディレクティ
ブを作成できました（図 8-4）。
図8-4 File Uploadを利用するディレクティブ
8.4
Socket.IO
の利用
近年の
Web
アプリケーションにはリアルタイム性が求められています。サーバ側でデータが更
新されるとすぐに、クライアント側にも変更点が反映されることが望まれます。以前に使われてい
たポーリング（定期的な問い合わせ）の手法ではリアルタイムな反応はできません。また、単にソ
ケットを開いて通信を行いたいというケースもあります。
これをまさに実現してくれるライブラリが
Socket.IO
（
http://socket.io/
）です。とてもシンプル
なイベントベースの
API
を使い、リアルタイムの
Web
アプリケーションを開発できます。ここで
はリアルタイムかつ匿名の一斉通知システム（ユーザー名のない
Twitter
のようなものを
Become an O’Reilly member and get unlimited access to this title plus top books and audiobooks from O’Reilly and nearly 200 top publishers, thousands of courses curated by job role, 150+ live events each month,
and much more.
Read now
Unlock full access
More than 5,000 organizations count on O’Reilly
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.