AngularJS指令实现导航菜单切换

html:
<!DOCTYPE html>
<html ng-app="myapp">
<head>
<meta charset="UTF-8">
<title></title>
<style type="text/css">
*{margin: 0px; padding: 0px;}
.nav{width:100%; background:#8ec31f; height: 80px;}
.nav ul{width:1000px; margin: 0px auto;}
.nav ul li{float:left; text-align:center; width:100px; line-height:80px; list-style: none;}
.nav ul li a{ color:#fff; width:90px; display:block; font-weight:bold; font-size:16px; text-decoration: none;}
.nav ul li a:hover{background:#f5a61d;}
.nav ul .active a,.nav ul .active a:hover{ color:#f5a61d; font-weight:bold; border-top:2px solid #f5a61d; height:78px; background:#fff;}
</style>
<script type="text/javascript" src="jquery-1.8.3.js"></script>
<script type="text/javascript" src="angular.min.js"></script>
<script type="text/javascript" src="app.js"></script>
</head>
<body>
<nav class="nav">
<ul>
<li ng-class="{active:nativeId==’#/’}"><a native href="#/">首页</a></li>
<li ng-class="{active:nativeId==’#/info’}"><a native href="#/info">企业简介</a></li>
<li ng-class="{active:nativeId==’#/news’}"><a native href="#/news">企业动态</a></li>
<li ng-class="{active:nativeId==’#/product’}"><a native href="#/product">产品展示</a></li>
<li ng-class="{active:nativeId==’#/case’}"><a native href="#/case">实用案例</a></li>
<li ng-class="{active:nativeId==’#/contact’}"><a native href="#/contact">联系我们</a></li>
</ul>
</nav>
</body>
</html>
app.js
var myapp = angular.module("myapp",[]);
myapp.run([‘$rootScope’,function($rootScope){
$rootScope.nativeId=getCurrentNativeId();
function getCurrentNativeId(){
var str = "#/index";
var href=window.location.href;
var index = href.indexOf("#/");
if(index != -1){
str = href.substring(index,href.length);
}
return str;
}
}])
.directive(‘native’,[‘$rootScope’,function($rootScope,$cookies){
return{
restrict:’A’,
link:function(scope,element,attrs){
$(element).click(function(){
scope.$apply(function(){
$rootScope.nativeId = attrs.href;
});
});
}
}
}]);

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