https://www.jianshu.com/p/14b9ea4bf1d4
https://github.com/Yeatse/NSURLProtocol-WebKitSupport/blob/master
重点在这
- (void)setUrl:(NSURL *)url {
_url = url;
HWWeakSelf(weakSelf)
// NSURLRequest *request = [NSURLRequest requestWithURL:weakSelf.url];
NSMutableURLRequest *request = [NSMutableURLRequest requestWithURL:weakSelf.url];
#pragma mark - 添加请求头 (例子需要根据自己的需求修改)
NSTimeInterval timeInterval = [[NSDate date] timeIntervalSince1970];//当前时间距离
NSString *key = [NSString stringWithFormat:@"%.0f0001#j0ZAqg",timeInterval];
[request setValue:[HWDataManager getMD5HashWithMessage:key] forHTTPHeaderField:@"key"];
[request setValue:[NSString stringWithFormat:@"%.0f000", timeInterval] forHTTPHeaderField:@"times"];
[_webView loadRequest:request];
}
.h文件
#import <UIKit/UIKit.h>
#import <WebKit/WebKit.h>
#pragma mark - 尺寸相关
#define HWScreenW [UIScreen mainScreen].bounds.size.width
#define HWScreenH [UIScreen mainScreen].bounds.size.height
#define HWWeakSelf(weakSelf) __weak __typeof(&*self)weakSelf = self; // 弱引用
#ifdef DEBUG // 开发
#define HWLog(...) NSLog(@"%s %d \n%@\n\n",__func__,__LINE__,[NSString stringWithFormat:__VA_ARGS__])
#else // 生产
#define HWLog(...) //NSLog(@"%s %d \n%@\n\n",__func__,__LINE__,[NSString stringWithFormat:__VA_ARGS__])
#endif
@interface HWBaseWebViewController : UIViewController
/** <#注释#> */
@property(nonatomic, strong) NSURL *url;
/** <#注释#> */
@property(nonatomic, strong) WKWebView *webView;
@end
.m文件
#import "HWBaseWebViewController.h"
#define HWAdapterY (HWSystemVersion >= 11?kDevice_Is_iPhoneX?88:64:64)
@interface HWBaseWebViewController ()<WKNavigationDelegate>
/** <#注释#> */
@property(nonatomic, strong) UIView *mainView;
/** <#注释#> */
@property(nonatomic, strong) UIProgressView *progressView;
@end
@implementation HWBaseWebViewController
- (void)viewDidLoad {
[super viewDidLoad];
[self addMainView];
[self creatWebView];
self.view.backgroundColor = [UIColor whiteColor];
}
#pragma mark - 添加进度条
- (void)addMainView {
HWWeakSelf(weakSelf)
UIView *mainView = [[UIView alloc] initWithFrame:CGRectMake(0, 0, HWScreenW, HWScreenH)];
mainView.backgroundColor = [UIColor clearColor];
_mainView = mainView;
[weakSelf.view addSubview:mainView];
UIProgressView *progressView = [[UIProgressView alloc] initWithFrame:CGRectMake(0, [HWTools HWAutoY:self], HWScreenW, 1)];
progressView.progress = 0;
_progressView = progressView;
[weakSelf.view addSubview:progressView];
}
- (void)creatWebView {
HWWeakSelf(weakSelf)
// _webView = [[WKWebView alloc] initWithFrame:CGRectMake(0, [HWTools HWAutoY:self], HWScreenW, HWScreenH - [HWTools HWAutoY:self])];
_webView = [[WKWebView alloc] initWithFrame:self.view.bounds];
_webView.backgroundColor = [UIColor whiteColor];
_webView.navigationDelegate = weakSelf;
_webView.scrollView.bounces = NO;
[weakSelf.mainView addSubview:_webView];
// 添加观察者
[_webView addObserver:weakSelf forKeyPath:@"estimatedProgress" options:NSKeyValueObservingOptionNew context:NULL]; // 进度
[_webView addObserver:weakSelf forKeyPath:@"title" options:NSKeyValueObservingOptionNew context:NULL]; // 标题
}
- (void)setUrl:(NSURL *)url {
_url = url;
HWWeakSelf(weakSelf)
// NSURLRequest *request = [NSURLRequest requestWithURL:weakSelf.url];
NSMutableURLRequest *request = [NSMutableURLRequest requestWithURL:weakSelf.url];
#pragma mark - 添加请求头 (例子需要根据自己的需求修改)
NSTimeInterval timeInterval = [[NSDate date] timeIntervalSince1970];//当前时间距离
NSString *key = [NSString stringWithFormat:@"%.0f0001#j0ZAqg",timeInterval];
[request setValue:[HWDataManager getMD5HashWithMessage:key] forHTTPHeaderField:@"key"];
[request setValue:[NSString stringWithFormat:@"%.0f000", timeInterval] forHTTPHeaderField:@"times"];
[_webView loadRequest:request];
}
// 页面加载失败时调用
- (void)webView:(WKWebView *)webView didFailProvisionalNavigation:(null_unspecified WKNavigation *)navigation withError:(NSError *)error {
}
// 页面加载完毕时调用
- (void)webView:(WKWebView *)webView didFinishNavigation:(null_unspecified WKNavigation *)navigation {
}
#pragma mark - 监听加载进度
- (void)observeValueForKeyPath:(NSString *)keyPath ofObject:(id)object change:(NSDictionary *)change context:(void *)context {
HWWeakSelf(weakSelf)
if ([keyPath isEqualToString:@"estimatedProgress"]) {
if (object == _webView) {
[weakSelf.progressView setAlpha:1.0f];
[weakSelf.progressView setProgress:weakSelf.webView.estimatedProgress animated:YES];
if(weakSelf.webView.estimatedProgress >= 1.0f) {
[UIView animateWithDuration:0.3 delay:0.3 options:UIViewAnimationOptionCurveEaseOut animations:^{
[weakSelf.progressView setAlpha:0.0f];
} completion:^(BOOL finished) {
[weakSelf.progressView setProgress:0.0f animated:NO];
}];
}
} else {
[super observeValueForKeyPath:keyPath ofObject:object change:change context:context];
}
} else if ([keyPath isEqualToString:@"title"]) {
HWLog(@"%@",weakSelf.webView.title);
if (object == weakSelf.webView) {
weakSelf.title = weakSelf.webView.title;
} else {
[super observeValueForKeyPath:keyPath ofObject:object change:change context:context];
}
} else {
[super observeValueForKeyPath:keyPath ofObject:object change:change context:context];
}
}
// 当对象即将销毁的时候调用
- (void)dealloc {
NSLog(@"webView释放");
// HWWeakSelf(weakSelf)
[_webView removeObserver:self forKeyPath:@"estimatedProgress"];
[_webView removeObserver:self forKeyPath:@"title"];
_webView.navigationDelegate = nil;
}
#pragma mark - WKNavigationDelegate
#pragma mark - 截取当前加载的URL
//- (void)webView:(WKWebView *)webView decidePolicyForNavigationAction:(WKNavigationAction *)navigationAction decisionHandler:(void (^)(WKNavigationActionPolicy))decisionHandler {
// HWWeakSelf(weakSelf)
// NSURL *URL = navigationAction.request.URL;
// HWLog(@"%@", URL);
// if (![[NSString stringWithFormat:@"%@", weakSelf.url] isEqualToString:[NSString stringWithFormat:@"%@", URL]]) { // 不相等
// // weakSelf.navigationView.titleLabel.text = @"攻略详情";
// HWStrategyDetailsViewController *vc = [[HWStrategyDetailsViewController alloc] init];
// vc.url = URL;
// [weakSelf.navigationController pushViewController:vc animated:YES];
// // self.button.hidden = NO;
// // _webView.height = HWScreenH-64-50;
// // self.collectionButton.hidden = NO;
// // self.forwardingButton.hidden = NO;
// decisionHandler(WKNavigationActionPolicyCancel);
// }else {
// weakSelf.navigationView.titleLabel.text = weakSelf.title;
// decisionHandler(WKNavigationActionPolicyAllow); // 必须实现 不然会崩溃
// }
//}
@end