January 2013
Intermediate to advanced
332 pages
5h 23m
Chinese
Content preview from JAVASCRIPT網頁應用程式設計
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第十一章
要特別注意的是，這裡有使用
Spine.Model.Local
來擴充模型的功能。藉此確保資料被
妥善的儲存在瀏覽器的本地儲存區（Local Storage）裡，即使載入其他的網頁，這些資
料也不會遺失。
Sidebar 控制器
接下來要介紹的是
Sidebar
控制器，這個控制器負責列出所有聯絡人清單，並記錄目
前使用者選取的聯絡人是哪一筆。當聯絡人的資料有更動時，
Sidebar
控制器會依據
資料的變動進行一些處理。此外，側邊功能列裡面還有一個「New contact」的按鈕，
Sidebar
控制器會特別注意這個按鈕的動靜，一旦有人按下這個按鈕，就會建立一筆空
白的新聯絡人資料。
完整的控制器程式碼詳列於下。這段程式碼乍看之下可能會有點難以理解（特別是對那
些還不熟悉 Spine 的人），不過程式碼裡面加了不少註解，相信只要花點時間仔細多看
幾遍，就會發現它其實沒這麼困難：
jQuery(function($){
window.Sidebar = Spine.Controller.create({
// 建立實體變數：
// this.items //=> <ul></ul>
elements: {
".items": "items"
},
// 委派事件
events: {
"click button": "create"
},
// 確保我們在事件回叫函式裡呼叫 render 函式時
// 還能讓 render 函式維持目前的執行環境
proxied: ["render"], ...
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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.