https://www1.mhusa.com/app/spa/directives/iframeSetDimensionsOnload.directive.js

1(function(app) {
2    'use strict';
3
4    app.directive('iframeSetDimensionsOnload', iframeSetDimensionsOnload);
5
6    function iframeSetDimensionsOnload() {
7
8        return {
9            restrict: 'A',
10            link: function (scope, element, attrs) {
11                element.on('load', function () {
12                    /* Set the dimensions here, 
13                       I think that you were trying to do something like this: */
14                    var iFrameHeight = element[0].contentWindow.document.body.scrollHeight + 'px';
15                    var iFrameWidth = '100%';
16                    element.css('width', iFrameWidth);
17                    element.css('height', iFrameHeight);
18                })
19            }
20        }
21    }
22})(angular.module('common.ui'));