UIWebView 的基本用法 浏览网页

@interface DetailViewController ()<UIWebViewDelegate>

@end

@implementation DetailViewController

- (void)viewDidLoad {

    [super viewDidLoad];

    // Do any additional setup after loading the view.

     NSLog(@"%@", _Id);

    

   

   

    NSString *str = [NSString stringWithFormat:@"http://3g.163.com/sports/15/1126/06/%@.html", self.Id];

    NSURL *url = [NSURL URLWithString:str];

    NSURLRequest *request = [NSURLRequest requestWithURL:url];

    UIWebView *webView = [[UIWebView alloc] initWithFrame:CGRectMake(0, 0, self.view.frame.size.width, self.view.frame.size.height)];

    [webView loadRequest:request];

    webView.tag = 1001;

    webView.scalesPageToFit = YES;

    [self.view addSubview:webView];

    

    UIButton *button = [UIButton buttonWithType:UIButtonTypeSystem];

    button.frame = CGRectMake(0, self.view.frame.size.height - 160, self.view.width, 40);

    button.backgroundColor = [UIColor orangeColor];

    [button setTitle:@"返回" forState:UIControlStateNormal];

    [button addTarget:self action:@selector(buttonPress:) forControlEvents:UIControlEventTouchUpInside];

    [self.view addSubview:button];

}

- (void)buttonPress:(UIButton *)sender {

    UIWebView *web = (UIWebView *) [self.view viewWithTag:1001];

    [web goBack];

    //    [web goForward] 前进

    //    [web reload]; 加载

    

    //    [web stopLoading];停止加载

    

}

- (void)didReceiveMemoryWarning {

    [super didReceiveMemoryWarning];

    // Dispose of any resources that can be recreated.

}

/*

#pragma mark - Navigation

// In a storyboard-based application, you will often want to do a little preparation before navigation

- (void)prepareForSegue:(UIStoryboardSegue *)segue sender:(id)sender {

    // Get the new view controller using [segue destinationViewController].

    // Pass the selected object to the new view controller.

}

*/

@end