cocos2d-x加载UIWebView显示网页(2)

p>    //NSURL *url = [NSURL fileURLWithPath:filePath];//加载本地资源  

p>    NSURLRequest* request = [NSURLRequest requestWithURL:url];  

p>    [webview loadRequest:request];  

p>      

p>    webview.delegate = self;  

p>      

p>    [progress setActivityIndicatorViewStyle:UIActivityIndicatorViewStyleGray];  

p>    //[progress startAnimating];  

p>    [progress setHidden:YES];  

p>}  

p>  

p>- (void)viewDidUnload  

p>{  

p>    [self setWebview:nil];  

p>    [self setBtn_back:nil];  

p>    [self setProgress:nil];  

p>    [self setBtn_reload:nil];  

p>    [self setBtn_back:nil];  

p>    [super viewDidUnload];  

p>    // Release any retained subviews of the main view.  

p>    // e.g. self.myOutlet = nil;  

p>}  

p>  

p>- (BOOL)shouldAutorotateToInterfaceOrientation:(UIInterfaceOrientation)interfaceOrientation  

p>{  

p>    // Return YES for supported orientations  

p>    return (interfaceOrientation == UIInterfaceOrientationPortrait);  

p>}  

p>  

p>- (void)dealloc {  

p>    [webview release];  

p>    [btn_back release];  

p>    [progress release];  

p>    [btn_reload release];  

p>    [btn_back release];  

p>    [super dealloc];  

p>}  

p>- (IBAction)GoBack:(id)sender {  

p>    if ([webview canGoBack]) {  

p>        [webview goBack];  

p>    }  

p>    else  

p>        [self.view removeFromSuperview];  

p>}  

p>  

p>-(BOOL)webView:(UIWebView *)webView shouldStartLoadWithRequest:(NSURLRequest *)request navigationType:(UIWebViewNavigationType)navigationType  

p>{  

p>    return YES;  

p>}  

p>-(void)webViewDidStartLoad:(UIWebView *)webView  

p>{  

p>    [progress setHidden:NO];  

p>    [progress startAnimating];  

p>}  

p>-(void)webViewDidFinishLoad:(UIWebView *)webView  

p>{  

p>    [progress stopAnimating];  

p>    [progress setHidden:YES];  

p>}  

p>-(void)webView:(UIWebView *)webView didFailLoadWithError:(NSError *)error  

p>{  

p>    if ([error code] != -999 && error != NULL) { //error -999 happens when the user clicks on something before it's done loading.  

p>          

p>        UIAlertView *alert = [[UIAlertView alloc] initWithTitle:@"Network Error" message:@"Unable to load the page. Please keep network connection."delegate:self cancelButtonTitle:nil otherButtonTitles:@"OK", nil nil];