homework/邓攀/高级任务3/tab组件(jq)封装.html

<!doctype html>
<html>
	<head>
		<meta charset="utf-8"/>
		<title>tab组件</title>
		<style>
			body,ul{
				margin: 0;
				padding: 0;
			}
			li{
				list-style-type: none;
			}
			.tab{
				width: 304px;
				margin: 100px auto 0 auto;
			}
			.tab .tab-header{
				border: 1px solid #000;
				border-right: none;
			}
			.tab .tab-header::after{
				content: '';
				display: block;
				clear: both;
			}
			.tab .tab-header>li{
				width: 100px;
				height: 50px;
				line-height: 50px;
				text-align: center;
				border-right: 1px solid #000;
				cursor: pointer;
				float: left;
			}
			.tab .tab-header>li.active{
				background-color: pink;
				color: #fff;
			}
			.tab .tab-body{
				border: 1px solid #000;
				border-top: none;
			}
			.tab .tab-body>li{
				height: 200px;
				padding: 30px 0 0 30px;
				display: none;
			}
			.tab .tab-body>li.active{
				display: block;
			}
		</style>
	</head>
	<body>
		<div class="tab">
			<ul class="tab-header">
				<li class="active">tab1</li>
				<li>tab2</li>
				<li>tab3</li>
			</ul>
			<ul class="tab-body">
				<li class="active">tab1 11111</li>
				<li>tab2 22222</li>
				<li>tab3 33333</li>
			</ul>
		</div>
		<div class="tab">
			<ul class="tab-header">
				<li class="active">tab1</li>
				<li>tab2</li>
				<li>tab3</li>
			</ul>
			<ul class="tab-body">
				<li class="active">tab1 11111</li>
				<li>tab2 22222</li>
				<li>tab3 33333</li>
			</ul>
		</div>
		<script src="js/jquery-3.2.1.js"></script>
		<script>
			var Tab = (function(){
				var _Tab = function($headerDom,$bodyDom){
					this.headerDom = $headerDom;
					this.headerLi = $headerDom.children('li');
					this.bodyLi = $bodyDom.children('li');
					this.addEvent();
				};
				_Tab.prototype.addEvent = function(){
					var that = this;
					this.headerDom.on('click','li',function(){
						var index = $(this).index();
						//tab-header里的li被选中的highLight
						that.highLight(index);
						//内容区进行相应的切换
						that.bodySwitch(index);
					});
				};
				_Tab.prototype.highLight = function(index){
					this.headerLi.eq(index).addClass('active')
										   .siblings('.active')
										   .removeClass('active');
				};
				_Tab.prototype.bodySwitch = function(index){
					this.bodyLi.removeClass('active');
					this.bodyLi.eq(index).addClass('active');
				};
				return {
					init: function($tab){
						$tab.each(function(){
							var $headerDom = $(this).find('.tab-header'),
								$bodyDom = $(this).find('.tab-body');
							new _Tab($headerDom,$bodyDom);	
						});
					}
				}
			})();
			Tab.init($('.tab'));
		</script>
	</body>
</html>