Jas*_*per 2 javascript angularjs
main.jsp中
<html>
<body ng-app="myApp">
<div class="navbar">
<a href="/order"> View Orders </a>
<a href="/logout" ng-show="$scope.isUserLoggedIn"> Logout </label>
<a href="/login" ng-show="!$scope.isUserLoggedIn"> Login </label>
</div>
<div ng-view></div>
</body>
</html>
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控制器
var myApp = angular.module('myApp', ['ngRoute']);
...
// route for the default home page
.when('/', {
templateUrl : function($node, tattrs) {
return "resources/html/home.html";
},
controller : 'mainController'
})
// route for the order page
.when('/order', {
templateUrl : function($node, tattrs) {
return "resources/html/order.html";
},
controller : 'orderController'
})
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....
myApp.controller('mainController', function($scope, $http) {
....
$scope.isUserLoggedIn = true; //or false
.....
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问题:
$ scope.isUserLoggedIn对Login/Logout hrefs没有影响.范围可能无法在主应用页面上访问(即在ng-app页面的导航栏中).
我想显示有条件地隐藏登录/注销按钮.有任何想法吗?
您缺少分配controller给div
不需要在$scope那里使用,只需使用
<div class="navbar" ng-controller="mainController">
<a href="/order"> View Orders </a>
<a href="/logout" ng-show="isUserLoggedIn"> Logout </label>
<a href="/login" ng-show="!isUserLoggedIn"> Login </label>
</div>
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