UIWebView网页视图

#import"ViewController.h"

@interfaceViewController()<UIWebViewDelegate>
@property(retain)UIWebView* webView;
@end

@implementationViewController

- (void)viewDidLoad {
    [superviewDidLoad];
    // Do any additional setup after loading the view, typically from a nib.
    //按钮上一页还有刷新
    [selfMyButton];
   
    //创建网页视图
    [selfWebpage];
}

-(void)Webpage
{
    //创建网页视图
    _webView = [[UIWebViewalloc]initWithFrame:CGRectMake(0,0, [UIScreenmainScreen].bounds.size.width, [UIScreenmainScreen].bounds.size.height)];
    _webView.backgroundColor= [UIColorredColor];
    [self.viewaddSubview:_webView];
    //设置代理
    _webView.delegate=self;
   
    //创建百度的url链接
    NSURL* url = [NSURLURLWithString:@"https://www.baidu.com"];
    //创建URL请求
    NSURLRequest* request = [NSURLRequestrequestWithURL:url];
    //webView开始请求数据
    [_webViewloadRequest:request];
}

-(void)MyButton
{
    //上一页
    self.navigationItem.leftBarButtonItem= [[UIBarButtonItemalloc]initWithTitle:@"上一页"style:UIBarButtonItemStyleDonetarget:selfaction:@selector(leftAction:)];
    //刷新
    self.navigationItem.rightBarButtonItem= [[UIBarButtonItemalloc]initWithTitle:@"刷新"style:UIBarButtonItemStyleDonetarget:selfaction:@selector(rightAction:)];
}

-(void)leftAction:(UIBarButtonItem*)Myleft
{
    [_webViewgoBack];
}

-(void)rightAction:(UIBarButtonItem*)Myright
{
    [_webViewreload];
}

#pragma mark- UIWebViewDelegate
- (void)webViewDidStartLoad:(UIWebView*)webView
{
    NSLog(@"开始请求");
}

- (void)webViewDidFinishLoad:(UIWebView*)webView
{
    NSLog(@"请求成功结束");
}

- (void)webView:(UIWebView*)webView didFailLoadWithError:(NSError*)error
{
    NSLog(@"请求失败");
    NSLog(@"error:%@",error);
}

- (void)didReceiveMemoryWarning {
    [superdidReceiveMemoryWarning];
    // Dispose of any resources that can be recreated.
}


@end