angular自定义指令

View
<ul>
  <li ng-repeat="item in items" on-finish-render="callMethod()">
      dummy Text
  </li>
</ul>

Directive
.directive('onFinishRender',['$timeout', '$parse', function ($timeout, $parse) {
    return {
        restrict: 'A',
        link: function (scope, element, attr) {
            if (scope.$last === true) {
                $timeout(function () {
                    scope.$emit('ngRepeatFinished'); //事件通知
                        var fun = $scope.$eval(attrs.onFinishRender);
                        if(fun && typeof(fun)=='function'){  
                            fun();  //回调函数
                        }  
                });
            }
        }
    }
}])

事件处理
//捕获 emited event
$scope.$on('ngRepeatFinished', function(ngRepeatFinishedEvent) {

 });