UIWebView

 

#import "ViewController.h"

 

@interface ViewController ()<UIWebViewDelegate>

@property (weak, nonatomic) IBOutlet UIWebView *webView;

@property (weak, nonatomic) IBOutlet UIBarButtonItem *goBack;

@property (weak, nonatomic) IBOutlet UIBarButtonItem *goForward;

 

@end

 

@implementation ViewController

 

#pragma mark ----------------------

#pragma mark Life Cycle

- (void)viewDidLoad

{

    [super viewDidLoad];

    

    NSURL *url = [NSURL URLWithString:@"http://www.baidu.com"];

//    NSURLRequest *request = [NSURLRequest requestWithURL:url];

    

    //加载网页

//    [self.webView loadRequest:request];

    [self.webView loadRequest:[NSURLRequest requestWithURL:url]];

    //设置代理

    self.webView.delegate = self;

}

 

 

-(void)test1

{

    NSURL *url = [NSURL URLWithString:@"http://www.baidu.com"];

    //加载网页

    [self.webView loadRequest:[NSURLRequest requestWithURL:url]];

}

 

-(void)test2

{

    NSURL *url = [NSURL URLWithString:@"http://www.baidu.com"];

    //加载网页

    [self.webView loadRequest:[NSURLRequest requestWithURL:url]];

    

    self.webView.scrollView.contentInset = UIEdgeInsetsMake(40, 0, 0, 0);

}

 

//加载本地的文件

-(void)test3

{

    NSURL *url = [NSURL fileURLWithPath:@"/Users/liuzhenjie/Desktop/桌面/69a83772jw1etbs1jc10yj2336224npd.jpg"];

    //加载网页

    [self.webView loadRequest:[NSURLRequest requestWithURL:url]];

}

 

-(void)test4

{

    NSURL *url = [NSURL URLWithString:@"http://www.autohome.com.cn/guangzhou/"];

    //加载网页

    [self.webView loadRequest:[NSURLRequest requestWithURL:url]];

    

    //设置时候自适应

    self.webView.scalesPageToFit = YES;

}

 

-(void)test5

{

    NSURL *url = [[NSBundle mainBundle] URLForResource:@"text.html" withExtension:nil];

    

    //加载网页

    [self.webView loadRequest:[NSURLRequest requestWithURL:url]];

    

    //设置时候自适应

    self.webView.dataDetectorTypes = UIDataDetectorTypeAll;

}

#pragma mark ----------------------

#pragma mark Events

- (IBAction)goBackBtnClick:(id)sender

{

    

    [self.webView goBack];

}

- (IBAction)goForwardBtnClick:(id)sender

{

    [self.webView goForward];

    

}

- (IBAction)reloadBtnClick:(id)sender

{

    [self.webView reload];

}

 

#pragma mark ----------------------

#pragma mark UIWebViewDelegate

 

//即将加载某个请求的时候调用

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

{

    NSLog(@"%@",request.URL.absoluteString);

    //简单的请求拦截处理

    NSString *strM = request.URL.absoluteString;

    if ([strM containsString:@"360"]) {

        return NO;

    }

    return YES;

}

 

//1.开始加载网页的时候调用

-(void)webViewDidStartLoad:(UIWebView *)webView

{

    NSLog(@"webViewDidStartLoad");

}

 

//2.加载完成的时候调用

-(void)webViewDidFinishLoad:(UIWebView *)webView

{

    NSLog(@"webViewDidFinishLoad");

    

    self.goBack.enabled = self.webView.canGoBack;

    self.goForward.enabled = self.webView.canGoForward;

}

 

//3.加载失败的时候调用

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

{

    NSLog(@"didFailLoadWithError");

}

 

@end

posted @ 2016-05-11 13:32  suifenglangzi  阅读(131)  评论(0编辑  收藏  举报