Cocos2d-x loading UIWebView display web page

In 2dx, click the button to load the webpage and use UIWebView on ios to display it. This allows you to roll back and refresh the current page. In 2dx, call [cpp] HelloWebView * webview = [[HelloWebView alloc] initWithNibName: nil bundle: nil]; [[UIApplication sharedApplication]. keyWindow addSubview: [webview view]; [objc] // HelloWebView. h // HelloTest /// Created by on 13-10-15. // Copyright (c) 2013 _ MyCompanyName __. all rights reserved. // # import <UIKit/UIKit. h> @ interface HelloWebView: UIViewController <UIWebViewDelegate> @ property (retain, nonatomic) IBOutlet UIWebView * webview; @ property (retain, nonatomic) IBOutlet callback * btn_back;-(IBAction) goBack :( id) sender; @ property (retain, nonatomic) IBOutlet progress * progress; @ property (retain, nonatomic) IBOutlet UIBarButtonItem * btn_reload;-(IBAction) ViewReload :( id) sender; @ end [objc] /// HelloWebView. m // HelloTest /// Created by on 13-10-15. // Copyright (c) 2013 _ MyCompanyName __. all rights reserved. // # import "HelloWebView. h "@ implementation HelloWebView @ synthesize progress; @ synthesize btn_reload; @ synthesize webview; @ synthesize btn_back;-(id) initWithNibName :( NSString *) bundle :( NSBundle *) nibBundleOrNil {self = [super initWithNibName: nibNameOrNil bundle: nibBundleOrNil]; if (self) {// Custom initialization} return self;}-(void) didReceiveMemoryWarning {// Releases the view if it doesn' t have a superview. [super didReceiveMemoryWarning]; // Release any cached data, images, etc that aren't in use .} # pragma mark-View lifecycle-(void) viewDidLoad {[super viewDidLoad]; // Do any additional setup after loading the view from its nib. // set the webview attribute. scalesPageToFit = YES; // automatically scales down the page to adapt to the screen. // loads the content NSURL * url = [NSURL URLWithString :@" http://www.baidu.com "]; // NSURL * url = [NSURL fileURLWithPath: filePath]; // load local resources NSURLRequest * request = [NSURLRequest requestWithURL: url]; [webview loadRequest: request]; webview. delegate = self; [progress setActivityIndicatorViewStyle: progress]; // [progress startAnimating]; [progress setHidden: YES];}-(void) viewDidUnload {[self setWebview: nil]; [self setBtn_back: nil]; [self setProgress: nil]; [Self setBtn_reload: nil]; [self setBtn_back: nil]; [super viewDidUnload]; // Release any retained subviews of the main view. // e.g. self. myOutlet = nil;}-(BOOL) initialize :( UIInterfaceOrientation) interfaceOrientation {// Return YES for supported orientations return (interfaceOrientation = UIInterfaceOrientationPortrait);}-(void) dealloc {[webview release]; [btn _ Back release]; [progress release]; [btn_reload release]; [btn_back release]; [super dealloc];}-(IBAction) GoBack :( id) sender {if ([webview canGoBack]) {[webview goBack];} else [self. view removeFromSuperview];}-(BOOL) webView :( UIWebView *) webView preview :( NSURLRequest *) request navigationType :( UIWebViewNavigationType) navigationType {return YES;}-(void) webViewDidStartLoad :( UIWebView *) webView {[progress setHidden: NO]; [progress startAnimating];}-(void) webViewDidFinishLoad :( UIWebView *) webView {[progress stopAnimating]; [progress setHidden: YES];}-(void) webView :( UIWebView *) webView didFailLoadWithError :( NSError *) error {if ([error code]! =-999 & error! = NULL) {// error-999 happens when the user clicks on something before it's done loading. UIAlertView * alert = [[UIAlertView alloc] initWithTitle: @ "Network Error" message: @ "Unable to load the page. please keep network connection. "delegate: self cancelButtonTitle: nil otherButtonTitles: @" OK ", nil]; [alert show]; [alert release] ;}} (IBAction) ViewReload :( id) sender {[webview reload] ;}@ end