March 2014
Intermediate to advanced
240 pages
3h 58m
Japanese
Content preview from マイクロインタラクション ―UI/UXデザインの神が宿る細部
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42
2 章 トリガー
2.1 手動トリガー
43
図2-3 Ubuntu Linuxのデスクトップではアイコンにファイルの内容（ファイル冒頭の数行の
最初の数文字）を表示することができる
2.1.1 データを前面に
手動トリガーに関する第3の原則は「データを前面に出す」です。マイクロインタ
ラクション内部に含まれるデータをトリガーに反映する形で提示することも可能で
す。マイクロインタラクションが起動されるときでなくても、処理が進行している
ときに、内部の情報を何らかの形で表示できないか考えてみましょう。表示できる
情報のうちでもっとも価値があるのは何でしょうか。この答えを出すには、マイク
ロインタラクションが何のために使われるのかを理解する必要がありますが、ユー
ザーは鍵となる情報を使い始める前に知らなければならないのです。簡単な例とし
て株式市況アプリを考えてみましょう。株式市場や保有株の状態を（色や矢印で）
表示すれば、ユーザーにマイクロインタラクションを起動するよう（あるいは起動
しないよう）促すことができます。トリガー自体が、ひと目で状況を把握できる情
報源となり、トリガーを使うかどうかの判断の手掛りになるのです。
トリガーでアプリの処理状況を示すこともできます（図2-4）。処理を開始する
ボタンに処理が終わるまでの時間を表示することもできるでしょう。トースター
のボタンに、トーストが焼き上がるまでの時間を表示するといった具合に。
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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.