ng-class是一个判断是否给某一个元素添加类名的属性:
例如:下面是判断 是否添加 aHover 这个类名:
<ul class="nav fl w120 o">
<li><a ng-click="homeClick()" ng-class="{true:'aHover',false:''}[homeHover]">首页</a></li>
<li><a ng-click="selectedClick()" ng-class="{aHover: selectedHover == true}">精选</a></li>
<li><a ng-click="channelClick()" ng-class="{aHover: channelHover}">频道</a></li>
<li><a ng-click="collectClick()" ng-class="{aHover: collectHover}">我的收藏</a></li>
</ul>
具体JS:
myApp.controller('myAppController',['$scope',function($scope){
$scope.homeHover = true;
$scope.selectedHover = false;
$scope.channelHover = false;
$scope.collectHover = false;
$scope.homeClick = function(){
$scope.homeHover = true;
$scope.selectedHover = false;
$scope.channelHover = false;
$scope.collectHover = false;
};
$scope.selectedClick = function(){
$scope.homeHover = false;
$scope.selectedHover = true;
$scope.channelHover = false;
$scope.collectHover = false;
};
$scope.channelClick = function(){
$scope.homeHover = false;
$scope.selectedHover = false;
$scope.channelHover = true;
$scope.collectHover = false;
};
$scope.collectClick = function(){
$scope.homeHover = false;
$scope.selectedHover = false;
$scope.channelHover = false;
$scope.collectHover = true;
};
}]);