Angular JS- Remove Right Click

HTML

<div ng-app="App" ng-controller="AppCtrl ">
    <form>
        
        <input type="text" />
        <input name="theInput" auto-focus />
        
    </form>
    
    

		


</div>

JavaScript

var app = angular.module("App", []);

app.controller("AppCtrl", function($scope) {
       
})

app.directive('autoFocus', function($timeout) {
    return {
        restrict: 'AC',
        link: function(_scope, _element) {
            $timeout(function(){
                _element[0].focus();
            }, 0);
        }
    };
});