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
