<!DOCTYPE html>
<html>
<head>
<meta charset="utf-8">
<script src="http://cdn.bootcss.com/jquery/1.11.1/jquery.min.js"></script>
<script src="http://documentcloud.github.com/underscore/underscore-min.js"></script>
<script src="http://documentcloud.github.com/backbone/backbone-min.js"></script>
<title>the5fire.com-backbone.js-Hello World</title>
</head>
<body>
/* 案例1 */
<button id="check">报到</button>
<ul id="world-list">
</ul>
<script>
(function ($) {
World = Backbone.Model.extend({
//创建一个World的对象，拥有name属性
name: null
});
Worlds = Backbone.Collection.extend({
//World对象的集合
initialize: function (models, options) {
this.bind("add", options.view.addOneWorld);
}
});
AppView = Backbone.View.extend({
el: $("body"),
initialize: function () {
//构造函数，实例化一个World集合类，并且以字典方式传入AppView的对象
this.worlds = new Worlds(null, { view : this })
},
events: {
"click #check": "checkIn", //事件绑定，绑定Dom中id为check的元素
},
checkIn: function () {
var world_name = prompt("请问，您是哪星人?");
if(world_name == "") world_name = ‘未知‘;
var world = new World({ name: world_name });
this.worlds.add(world);
},
addOneWorld: function(model) {
$("#world-list").append("<li>这里是来自 <b>" + model.get(‘name‘) + "</b> 星球的问候：hello world！</li>");
}
});
//实例化AppView
var appview = new AppView;
})(jQuery);
</script>
<!-- 案例2- model
<div id="test2">man</div>
<script>
(function($){
Man = Backbone.Model.extend({
url:‘/save/‘,
initialize:function(){
alert("Hey, you create me!");
//初始化时绑定监听事件
this.bind("change:name",function(){
var name = this.get(‘name‘);
alert("你改变了name属性为": + name);
});
//错误提示
this.bind("error",function(model,error){
alert(error);
})
},
defaults:{
name:‘张三‘,
age:‘38‘
},
//验证规则
validate:function(attributes){
if(attributes.name == ""){
return "name不能为空"；
}
}
aboutMe:function(){
return ‘我叫‘ + this.get(‘name‘) + ‘,今年‘ + this.get(‘age‘) + ‘岁‘;
}
});
var man = new Man;
alert(man.get(‘name‘));
alert(man.aboutMe());
man.set({mane:‘山姆‘}); //触发绑定的change事件，
man.set({mane:‘‘});
man.save();
var man1 = new Man;
man1.fetch({url:‘/getmans/‘});
})(jquery);
</script>
-->
<!-- 案例3- collection
<script>
(function($){
Book = Back.Model.extend({
default:{
title:‘default‘
},
initialize:function(){
alert("Hey,you create me!");
}
});
BookShelf = Back.Collection.extend({
model:Book
});
var book1 = new Book({title:‘book1‘});
var book2 = new Book({title:‘book2‘});
var book2 = new Book({title:‘book3‘});
var bookShelf = new BookShelf([book1,book2,book3]); //这里用的是数组，也可以用add
var bookShelf = new BookShelf;
bookShelf.add(book1);
bookShelf.add(book2);
bookShelf.add(book3);
bookShelf.remove(book3);
/*for(var i=0; i<bookShelf.models.length; i++){
alert(bookShelf.models[i].get(‘title‘));
}*/
//基于underscore这个JS库，还可以使用each的方法猎取collection中的数据,
bookShelf.each(function(book){
alert(book.get(‘title‘));
});
bookShelf.fetch({‘/getbooks/‘,success:function(collection,response){
collection.each(function(book){
alert(book.get(‘title‘));
});
},error:function(){
alert("error");
}
});
})(jQuery);
</script>
-->
<!--
<script>
//backbone model
Man = Backbone.Model.extend({
initialize:function(){
alert("Hey,you create me");
this.bind(‘change:name‘,function(){
var name = this.get(‘name‘);
alert(‘你改变了name属性为：‘ + name);
});
this.bind("error",function (model,error){
alert(error);
});
},
defaults:{
name:"张三",
age:‘20‘
},
validate:function(attributes){
if(attributes.name == ‘‘){
return ‘name不能为空‘;
}
},
aboutMe:function(){
return ‘我叫‘ + this.get(‘name‘) + ‘,今年‘ + this.get(‘age‘);
}
})
var man = new Man();
man.initialize();
alert(man.aboutMe());
alert(man.get(‘name‘));
man.set({name:‘大棒‘,age:‘20‘});
alert(man.get(‘name‘)+man.get(‘age‘));
man.set({name:‘‘});
man.save();
alert(man.validationError);
</script>
-->
<!--
<script>
//backbone collection
Book = Backbone.Model.extend({
default:{
title:‘张三‘
},
initialize:function(){
alert(‘Hey111!‘);
}
});
BookShelf = Backbone.Collection.extend({
model:Book
});
var book1 = new Book({title:‘book1‘});
var book2 = new Book({title:‘book2‘});
var book3 = new Book({title:‘book3‘});
//alert(book3.get(‘title‘));
var bookShelf = new BookShelf();
bookShelf.add(book1);
bookShelf.add(book2);
bookShelf.add(book3);
alert(bookShelf.models[2].get(‘title‘)); //输出单一元素
bookShelf.remove(book3);
bookShelf.each(function(book){
alert(book.get(‘title‘)); //遍历出所有元素
});
for(var i=0; i<bookShelf.models.length; i++){
alert(bookShelf.models[i].get(‘title‘));
}
</script>
-->
<!--
<script>
//backbone router
var AppRouter = Backbone.Router.extend({
routes:{
"*actions":"defaultRoute"
},
defaultRoute:function(actions){
alert(actions);
}
});
var app_router = new AppRouter();
Backbone.history.start();
</script>
<a href="#actions1">testActions</a>
-->
<div title="列表" style="color:red" id="list" class="listview"></div>
<!--
<script type="text/javascript">
var ListView = Backbone.View.extend({
tagName : ‘div‘,
className : ‘listview‘,
id : ‘list‘,
attributes : {
title : ‘列表‘,
style : ‘color:red‘
},
render : function() {
this.el.innerHTML = ‘Hello World!‘;
document.body.appendChild(this.el);
}
});
var listview = new ListView();
listview.render();
</script>
-->
<!--
<script>
var SearchView = Backbone.View.extend({
el : ‘#list‘,
initialize: function(){
//this.render();
},
render: function() {
this.el.innerHTML = ‘Hello World!‘;
//document.body.appendChild(this.el);
}
});
var searchView = new SearchView();
searchView.render();
</script>
-->
<div id="search_container"></div>
<script type="text/template" id="search_template">
<label><%= search_label %></label>
<input type="text" id="search_input" />
<input type="button" id="search_button" value="Search" />
</script>
<script>
jQuery(document).ready(function(){
SearchView = Backbone.View.extend({
el:"#search_container",
initialize: function(){
//this.render();
},
render: function() {
//使用underscore这个库，来编译模板
var template = _.template($("#search_template").html(),{});
//加载模板到对应的el属性中
this.el.html(template);
}
});
var searchView = new SearchView({el: $("#search_container")});
searchView.render();
})
</script>
</body>
</html>