ViewController.swift

import UIKit

class ViewController: UIViewController, UIWebViewDelegate {

    @IBOutlet var webView: UIWebView!
    
    var AppUrl = "http://df15.coveodemo.com"
    
    override func viewDidLoad() {
        super.viewDidLoad()
        self.webView.delegate = self;
        loadDreamforceWebApp()
    }
    
    override func didReceiveMemoryWarning() {
        super.didReceiveMemoryWarning()
        // Dispose of any resources that can be recreated.
    }
    
    override func viewDidAppear(animated: Bool) {
        webView.frame = UIScreen.mainScreen().bounds
        webView.center = self.view.center
    }

    func loadDreamforceWebApp() {
        let requestUrl = NSURL (string: AppUrl)
        let requestObj = NSURLRequest(URL: requestUrl!)
        webView.loadRequest(requestObj)
    }
    
    func webView(webView: UIWebView, shouldStartLoadWithRequest request: NSURLRequest, navigationType: UIWebViewNavigationType) -> Bool {
        if navigationType == UIWebViewNavigationType.LinkClicked {
            if (request.URL!.host! == "df15.coveodemo.com"){
                return true
            } else {
                UIApplication.sharedApplication().openURL(request.URL!)
                return false
            }
        }
        return true
    }
}