cocos2dx IOS 使用UIWebView来加载网页

//  WebViewIOS.h//  evilcard////  Created by keltonxian on 6/18/14.////#ifndef __WEBVIEWIOS_H__#define __WEBVIEWIOS_H__#import <UIKit/UIKit.h>class WebViewIOS;@interface SocialView : UIView <UIWebViewDelegate> {    UIWebView *webView;    UIToolbar *toobar;    UIView *spinner;    CGRect frameSpinner;    BOOL isSending;}@property (nonatomic) WebViewIOS *parentLayer;+ (void)openURL:(NSString *)url rect:(CGRect)rect parent:(WebViewIOS *)parent;- (void)sendRequest;- (void)sendRequest:(NSString *)url;- (void)backClicked:(id)sender;@end#include "cocos2d.h"USING_NS_CC;class WebViewIOS : public CCLayer {public:    CREATE_FUNC(WebViewIOS);    void openURL(const char *url);    void callbackClickBack();protected:    virtual bool init();    WebViewIOS(void);    ~WebViewIOS(void);    virtual bool ccTouchBegan(CCTouch *pTouch, CCEvent *pEvent);    virtual void ccTouchMoved(CCTouch *pTouch, CCEvent *pEvent);    virtual void ccTouchEnded(CCTouch *pTouch, CCEvent *pEvent);    virtual void ccTouchCancelled(CCTouch *pTouch, CCEvent *pEvent);    virtual void keyBackClicked();    };#endif

////  WebViewIOS.h////  Created by keltonxian on 6/18/14.////#include "WebViewIOS.h"#import "EAGLView.h"@implementation SocialView@synthesize parentLayer;+ (void)openURL:(NSString *)url rect:(CGRect)rect parent:(WebViewIOS *)parent{    SocialView *socialView = [[SocialView alloc] initWithFrame:rect];    socialView.parentLayer = parent;    [[EAGLView sharedEGLView] addSubview:socialView];    [socialView sendRequest:url];}- (id)initWithFrame:(CGRect)frame {self = [super initWithFrame:frame];if (self == nil) {return self;}    float toolBarheight = 35;    webView = [[UIWebView alloc] initWithFrame:CGRectMake(0, toolBarheight, frame.size.width, frame.size.height-toolBarheight)];webView.opaque = NO;webView.backgroundColor = [UIColor clearColor];[self addSubview:webView];[webView release];    webView.delegate = self;        toobar = [[UIToolbar alloc] init];    [toobar setFrame:CGRectMake(0, 0, frame.size.width, toolBarheight)];    toobar.barStyle = UIBarStyleBlackOpaque;    UIBarButtonItem *mBackButton = [[UIBarButtonItem alloc] initWithTitle:@"返回" style:UIBarButtonItemStyleDone target:self action:@selector(backClicked:)];    [toobar setItems:[NSArray arrayWithObjects:mBackButton,nil] animated:YES];    [self addSubview:toobar];    [toobar release];        spinner = nil;    frameSpinner = CGRectMake(0, toolBarheight, frame.size.width, frame.size.height-toolBarheight);        return self;}- (void)backClicked:(id)sender {    [self removeFromSuperview];    parentLayer->callbackClickBack();}- (void)dealloc {    [super dealloc];}- (void)sendRequest {    }- (void)sendRequest:(NSString *)url {    NSURL *u = [NSURL URLWithString:url];    NSURLRequest *requestObj = [NSURLRequest requestWithURL:u cachePolicy:NSURLRequestUseProtocolCachePolicy timeoutInterval:30];[webView loadRequest:requestObj];[webView setContentMode:UIViewContentModeScaleToFill];}- (void)webViewDidStartLoad:(UIWebView *)webView {    NSLog(@"webView start load");    if (nil != spinner) {        [spinner removeFromSuperview];    }    spinner = [[UIView alloc] initWithFrame:frameSpinner];    UIActivityIndicatorView *indicator = [[UIActivityIndicatorView alloc] initWithActivityIndicatorStyle:UIActivityIndicatorViewStyleWhiteLarge];[indicator setCenter:CGPointMake(frameSpinner.size.width/2, frameSpinner.size.height/2)];    [spinner addSubview:indicator];    [indicator release];[indicator startAnimating];[self addSubview:spinner];[spinner release];}- (void)webViewDidFinishLoad:(UIWebView *)webView {    NSLog(@"webView finish load");    [spinner removeFromSuperview];    spinner = nil;}- (void)webView:(UIWebView *)webView didFailLoadWithError:(NSError *)error {    [spinner removeFromSuperview];    spinner = nil;    NSLog(@"%@\n%d\n%@", error, [error code], [error domain]);    NSString *msg = [error description];    UIAlertView *msgbox = [[UIAlertView alloc] initWithTitle:@"IOS Alert" message:msg delegate:nil cancelButtonTitle:@"OK" otherButtonTitles:nil, nil];    [msgbox autorelease];    [msgbox show];}@endWebViewIOS::WebViewIOS(void){    }WebViewIOS::~WebViewIOS(void){    }bool WebViewIOS::init(){    if ( !CCLayer::init() )    {        return false;    }        setTouchEnabled(true);    setTouchMode(kCCTouchesOneByOne);    setTouchPriority(-0x7ffffff0); // MAX_INT 0x7fffffff    setKeypadEnabled(true);        return true;}void WebViewIOS::callbackClickBack(){    this->removeFromParentAndCleanup(true);}void WebViewIOS::openURL(const char *url){    CCEGLView *openglView = CCEGLView::sharedOpenGLView();    CCSize size = openglView->getFrameSize();    CGRect rect = CGRectMake(0, 0, size.width, size.height);    [SocialView openURL:[NSString stringWithCString:url encoding:NSASCIIStringEncoding] rect:rect parent:this];}bool WebViewIOS::ccTouchBegan(CCTouch *pTouch, CCEvent *pEvent) {    return true;}void WebViewIOS::ccTouchMoved(CCTouch *pTouch, CCEvent *pEvent) {}void WebViewIOS::ccTouchEnded(CCTouch *pTouch, CCEvent *pEvent) {}void WebViewIOS::ccTouchCancelled(CCTouch *pTouch, CCEvent *pEvent) {}void WebViewIOS::keyBackClicked() {}

不浪费时间，直接先上代码，没写注释，反正功能比较简单，调用时这样就行啦：

CCScene *scene = CCDirector::sharedDirector()->getRunningScene();    EvilWebViewIOS *webView = EvilWebViewIOS::create();    scene->addChild(webView, 0x7ffffff0); // MAX_INT 0x7fffffff    webView->openURL(pszUrl);