April 2014
Intermediate to advanced
260 pages
5h
Japanese
Content preview from 実践 Android Developer Tools
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11.1
Android
のレイアウトの基本コンセプト
179
図11-3 複数のグラフィックリソースを使い分ける
特定のデバイス設定をサポートするために、代替イメージリソースと同じようにレイアウト、文字
列、色、寸法その他さまざまなリソースを用意することができる。
リソースを外に出すことにはさまざまな意味があり、それを理解すると開発プロセスで大いに役立
つ。公式ドキュメントは、代替リソースを使ってアプリケーションをカスタマイズするすべての方法
を説明しているので、是非読むとよい。
11.1.4
ADT
を活用して優れた
UI
を作る
複数のデバイスをサポートするAndroidアプリケーションを作ることは、Androidプラットフォー
ムの仕事でももっとも難しいことの1つだ。幸い、ADTは、デベロッパー（あるいはデザイナ）が UI
レイヤを作るときに役立つしっかりしたツールセットを用意している。この章以降の数章では、優れ
たツールをすべて取り上げ、さまざまなデバイスで美しく見え、
快適に動作するインターフェイスを
作るためにそれらをどのように活用すればよいかを説明していく。
複数のデバイスの処理方法を説明するドキュメント（
http://bit.ly/17CeIhq
）は、解像度の異なる
形式がどのようなものか、この機能を最大限に活用するためにどのような戦略を働かせればよいかを
見事に説明している。このドキュメントは是非読むべきだ。
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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.