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来源：互联网发布：朗读爱好者软件编辑：程序博客网时间：2024/05/21 23:32

#import "PreViewController.h"

@interface PreViewController ()<UIWebViewDelegate>{

UIActivityIndicatorView *_indicatorView;

}

@end

@implementation PreViewController

- (void)viewDidLoad {

[superviewDidLoad];

UIWebView *webView = [[UIWebViewalloc] initWithFrame:CGRectMake(0,64, self.view.frame.size.width,ScreenHeight-64)];

//解析html

[webView loadRequest:[NSURLRequestrequestWithURL:[NSURL URLWithString:self.URL]]];

webView.delegate = self;

[self.viewaddSubview:webView];

_indicatorView = [[UIActivityIndicatorViewalloc] initWithActivityIndicatorStyle:UIActivityIndicatorViewStyleGray];

[_indicatorViewsetCenter:self.view.center];

[self.viewaddSubview:_indicatorView];

}

- (void)webViewDidStartLoad:(UIWebView *)aWebView{

[_indicatorViewstartAnimating];

}

- (void)webViewDidFinishLoad:(UIWebView *)aWebView{

[_indicatorViewstopAnimating];

}

- (void)webView:(UIWebView *)aWebView didFailLoadWithError:(NSError *)error{

[_indicatorViewstopAnimating];

}

@end

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