itsm-whlg/wechat/pcreq/assets/js/directives/rightclick.js

app.directive('ngRightClick', function($parse) {  
    return function(scope, element, attrs) {  
        var fn = $parse(attrs.ngRightClick);  
        element.bind('contextmenu', function(event) {  
            scope.$apply(function() {  
                event.preventDefault();  
                fn(scope, {$event:event});  
            });  
        });  
    };  
});