cocos2d-x加载UIWebView显示网页

2dx中点击按钮之后加载网页，在ios上用UIWebView来显示，实现回退和刷新当前界面。 p>2dx中调用方法

p>[cpp]  

p>HelloWebView *webview = [[HelloWebView alloc]initWithNibName:nil bundle:nil];  

p>[[UIApplication sharedApplication].keyWindow addSubview:[webview view]];  

p> 

p>用到的类

p>[objc] 

p>//  

p>//  HelloWebView.h  

p>//  HelloTest  

p>//  

p>//  Created by  on 13-10-15.  

p>//  Copyright (c) 2013年 __MyCompanyName__. All rights reserved.  

p>//  

p>  

p>#import <UIKit/UIKit.h>  

p>  

p>@interface HelloWebView : UIViewController<UIWebViewDelegate>  

p>@property (retain, nonatomic) IBOutlet UIWebView *webview;  

p>@property (retain, nonatomic) IBOutlet UIBarButtonItem *btn_back;  

p>  

p>- (IBAction)GoBack:(id)sender;  

p>@property (retain, nonatomic) IBOutlet UIActivityIndicatorView *progress;  

p>@property (retain, nonatomic) IBOutlet UIBarButtonItem *btn_reload;  

p>- (IBAction)ViewReload:(id)sender;  

p>  

p>@end  

p> 

p>[objc]  

p>//  

p>//  HelloWebView.m  

p>//  HelloTest  

p>//  

p>//  Created by  on 13-10-15.  

p>//  Copyright (c) 2013年 __MyCompanyName__. All rights reserved.  

p>//  

p>  

p>#import "HelloWebView.h"  

p>  

p>@implementation HelloWebView  

p>@synthesize progress;  

p>@synthesize btn_reload;  

p>@synthesize webview;  

p>@synthesize btn_back;  

p>  

p>- (id)initWithNibName:(NSString *)nibNameOrNil bundle:(NSBundle *)nibBundleOrNil  

p>{  

p>    self = [super initWithNibName:nibNameOrNil bundle:nibBundleOrNil];  

p>    if (self) {  

p>        // Custom initialization  

p>    }  

p>    return self;  

p>}  

p>  

p>- (void)didReceiveMemoryWarning  

p>{  

p>    // Releases the view if it doesn't have a superview.  

p>    [super didReceiveMemoryWarning];  

p>      

p>    // Release any cached data, images, etc that aren't in use.  

p>}  

p>  

p>#pragma mark - View lifecycle  

p>  

p>- (void)viewDidLoad  

p>{  

p>    [super viewDidLoad];  

p>    // Do any additional setup after loading the view from its nib.  

p>      

p>    //设置属性  

p>    webview.scalesPageToFit = YES;//自动对页面精细鬼缩放以适应屏幕  

p>    //加载内容  

p>    NSURL* url = [NSURL URLWithString:@"http://www.baidu.com"];