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414 lines
16 KiB
414 lines
16 KiB
// |
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// WebViewController.m |
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// watch |
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// |
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// Created by xTT on 2017/9/3. |
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// Copyright © 2017年 xTT. All rights reserved. |
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// |
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#import "WebViewController.h" |
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#import <Photos/Photos.h> |
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@interface WebViewController()<WKNavigationDelegate> |
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/// 右侧的选项 容器View |
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@property (nonatomic, strong) UIView *webOptionView; |
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/// 进度条 |
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@property (nonatomic, strong) UIProgressView* progressView; |
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/// 当前链接 |
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@property (nonatomic, strong) NSString* currentURLString; |
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/// 第一次加载完成 |
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@property (nonatomic, assign) BOOL isFristLoadFinish; |
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/** |
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隐藏导航栏时有的返回按钮 |
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*/ |
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@property (nonatomic, strong) UIButton *backBtn; |
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@end |
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@implementation WebViewController |
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- (WKWebView *)myWebView{ |
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if (!_myWebView) { |
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_myWebView = [[WKWebView alloc] init]; |
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[self.view addSubview:_myWebView]; |
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[_myWebView mas_makeConstraints:^(MASConstraintMaker *make) { |
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make.left.right.equalTo(self.view); |
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make.top.equalTo(self.view).offset(iPhoneX_NavHeight); |
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make.bottom.equalTo(self.view.mas_bottom); |
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}]; |
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} |
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return _myWebView; |
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} |
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-(UIProgressView *)progressView{ |
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if(!_progressView){ |
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_progressView = [[UIProgressView alloc] init]; |
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_progressView.progressTintColor = mainColor; |
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[self.view addSubview:_progressView]; |
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[_progressView mas_makeConstraints:^(MASConstraintMaker *make) { |
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make.top.mas_offset(0); |
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make.left.mas_offset(0); |
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make.right.mas_offset(0); |
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make.height.mas_offset(3); |
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}]; |
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} |
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return _progressView; |
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} |
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-(BOOL)prefersStatusBarHidden{ |
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if(self.isHiddenNavigationBar){ |
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return YES; |
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} |
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return NO; |
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} |
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-(void)viewWillAppear:(BOOL)animated{ |
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[super viewWillAppear:animated]; |
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if(self.isHiddenNavigationBar){ |
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[self.navigationController.navigationBar setHidden:YES]; |
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} |
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} |
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//-(BOOL)prefersStatusBarHidden{ |
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// if(self.isHiddenNavigationBar){ |
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// return YES; |
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// }else{ |
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// return NO; |
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// } |
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//} |
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//进入显示页面 |
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-(void)viewDidAppear:(BOOL)animated{ |
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[super viewDidAppear:animated]; |
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if (self.isShowMoreOperations){ |
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// 禁用返回手势 |
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if ([self.navigationController respondsToSelector:@selector(interactivePopGestureRecognizer)]) { |
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self.navigationController.interactivePopGestureRecognizer.enabled = NO; |
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} |
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} |
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} |
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//退出页面 |
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-(void)viewDidDisappear:(BOOL)animated{ |
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[super viewDidDisappear:animated]; |
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if(self.isHiddenNavigationBar){ |
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[[UIApplication sharedApplication] setStatusBarHidden:NO]; |
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[self.navigationController.navigationBar setHidden:NO]; |
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} |
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//移除观察者 |
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@try { |
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[_myWebView removeObserver:self forKeyPath:NSStringFromSelector(@selector(estimatedProgress))]; |
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} @catch (NSException *exception) { |
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NSLog(@"RemoveObserver estimatedProgress ERROR!"); |
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} |
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// [_webView removeObserver:self forKeyPath:NSStringFromSelector(@selector(title))]; |
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if (self.isShowMoreOperations){ |
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// 开启返回手势 |
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if ([self.navigationController respondsToSelector:@selector(interactivePopGestureRecognizer)]) { |
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self.navigationController.interactivePopGestureRecognizer.enabled = YES; |
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} |
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} |
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} |
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//kvo 监听进度 必须实现此方法 |
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-(void)observeValueForKeyPath:(NSString *)keyPath |
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ofObject:(id)object |
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change:(NSDictionary<NSKeyValueChangeKey,id> *)change |
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context:(void *)context{ |
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if ([keyPath isEqualToString:NSStringFromSelector(@selector(estimatedProgress))] |
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&& object == _myWebView) { |
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NSLog(@"网页加载进度 = %f",_myWebView.estimatedProgress); |
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self.progressView.progress = _myWebView.estimatedProgress; |
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if (_myWebView.estimatedProgress >= 1.0f) { |
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dispatch_after(dispatch_time(DISPATCH_TIME_NOW, (int64_t)(0.3 * NSEC_PER_SEC)), dispatch_get_main_queue(), ^{ |
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self.progressView.progress = 0; |
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self.progressView.hidden = YES; |
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}); |
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}else{ |
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self.progressView.hidden = NO; |
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} |
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} |
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else if([keyPath isEqualToString:@"title"] |
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&& object == _myWebView){ |
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if (self.isShowMoreOperations) { |
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} |
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} |
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else{ |
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[super observeValueForKeyPath:keyPath |
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ofObject:object |
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change:change |
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context:context]; |
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} |
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} |
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- (void)viewDidLoad{ |
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[super viewDidLoad]; |
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if(self.isShowMoreOperations){ |
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UIBarButtonItem *webOperationBtn = [[UIBarButtonItem alloc] initWithImage: [UIImage imageNamed:@"icon_operation"] style:UIBarButtonItemStylePlain target:self action:@selector(webOperationAction:)]; |
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UIBarButtonItem *closeBtn = [[UIBarButtonItem alloc] initWithImage: [UIImage imageNamed:@"icon_close"] style:UIBarButtonItemStylePlain target:self action:@selector(closeWebAction:)]; |
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//右键复制连接或者在浏览器打开 |
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self.navigationItem.rightBarButtonItems = @[webOperationBtn,closeBtn]; |
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} |
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//添加监测网页加载进度的观察者 |
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[self.myWebView addObserver:self |
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forKeyPath:@"estimatedProgress" |
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options:0 |
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context:nil]; |
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//添加监测网页标题title的观察者 |
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[self.myWebView addObserver:self |
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forKeyPath:@"title" |
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options:NSKeyValueObservingOptionNew |
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context:nil]; |
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if(self.content){ |
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[self.myWebView loadHTMLString:self.content baseURL:nil]; |
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}else{ |
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[self.myWebView loadRequest:[NSURLRequest requestWithURL:[NSURL URLWithString:self.url]]]; |
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} |
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self.myWebView.navigationDelegate = self; |
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if(self.isHiddenNavigationBar){ |
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//创建返回按钮 |
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// _backBtn = [UIButton buttonWithType:UIButtonTypeSystem]; |
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// _backBtn.frame = CGRectMake(14, 40, 30, 30); |
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// [_backBtn setBackgroundImage:[UIImage imageNamed:@"icon_return_black"] forState:0]; |
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// [_backBtn addTarget:self action:@selector(goBack:) forControlEvents:UIControlEventTouchUpInside]; |
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// [self.view addSubview:_backBtn]; |
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} |
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} |
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- (void)openScheme:(NSString *)scheme { |
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UIApplication *application = [UIApplication sharedApplication]; |
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NSURL *URL = [NSURL URLWithString:scheme]; |
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//iOS 10 以后 |
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if ([application respondsToSelector:@selector(openURL:options:completionHandler:)]) { |
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//1 如果这个要打开的URL有效，并且在应用中配置它布尔值为true（YES）时才可以打开，否则打不开 |
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// NSDictionary *options = @{UIApplicationOpenURLOptionUniversalLinksOnly : @YES}; |
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//2 此时与openURL功能相似 |
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NSDictionary *options =@{}; |
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[application openURL:URL options:options |
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completionHandler:^(BOOL success) { |
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NSLog(@"Open %@: %d",scheme,success); |
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}]; |
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} else { |
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if ([application canOpenURL:URL]) { |
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BOOL success = [application openURL:URL]; |
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NSLog(@"Open %@: %d",scheme,success); |
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} |
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} |
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} |
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-(void)goBack:(id)sender{ |
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if(self.isShowMoreOperations){ |
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if (self.myWebView.canGoBack) { |
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[self.myWebView goBack]; |
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}else{ |
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[self.navigationController popViewControllerAnimated:YES]; |
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} |
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}else{ |
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[super goBack:sender]; |
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} |
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} |
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- (void)closeWebAction:(id)sender{ |
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[self.navigationController popViewControllerAnimated:YES]; |
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} |
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- (void)webOperationAction:(UIBarButtonItem*)sender{ |
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if(self.isFristLoadFinish == NO){ |
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return; |
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} |
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//如果还没加载完成,不能打开 |
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if(!_webOptionView){ |
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CGFloat aWidth = 180; |
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_webOptionView = [[UIView alloc] initWithFrame:CGRectMake(0, 0, ScreenWidth, ScreenHeight)]; |
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_webOptionView.backgroundColor = RGBA(2, 1, 6, 0.4); |
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_webOptionView.userInteractionEnabled = YES; |
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UITapGestureRecognizer *tap = [[UITapGestureRecognizer alloc] initWithTarget:self action:@selector(hiddenWebOptionAction:)]; |
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[_webOptionView addGestureRecognizer:tap]; |
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UIWindow *win = [UIApplication sharedApplication].keyWindow; |
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[win addSubview:_webOptionView]; |
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UIView *contentView = [[UIView alloc] initWithFrame:CGRectMake(ScreenWidth-aWidth-25, getRectNavAndStatusHight - 20, aWidth, 90)]; |
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contentView.layer.cornerRadius = 5; |
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contentView.layer.masksToBounds = YES; |
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contentView.backgroundColor = [UIColor whiteColor]; |
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[_webOptionView addSubview:contentView]; |
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UIButton *copBtn = [UIButton buttonWithType:UIButtonTypeCustom]; |
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[copBtn setImage:[UIImage imageNamed:@"icon_copylink"] forState:0]; |
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[copBtn setTitle:@"复制连接" forState:0]; |
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copBtn.frame = CGRectMake(0, 0, aWidth, 45); |
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copBtn.contentHorizontalAlignment = UIControlContentHorizontalAlignmentLeft; |
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[copBtn setTitleColor:RGB(52, 52, 52) forState:0]; |
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copBtn.titleLabel.font = DefineFontSize; |
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copBtn.imageEdgeInsets = UIEdgeInsetsMake(0, 15, 0, 0); |
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copBtn.titleEdgeInsets =UIEdgeInsetsMake(0, 15+15, 0, 0); |
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[contentView addSubview:copBtn]; |
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[copBtn addTarget:self action:@selector(copyLinkAction:) forControlEvents:UIControlEventTouchUpInside]; |
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UIButton *openWebBtn = [UIButton buttonWithType:UIButtonTypeCustom]; |
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[openWebBtn setImage:[UIImage imageNamed:@"icon_browser_open"] forState:0]; |
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[openWebBtn setTitleColor:RGB(52, 52, 52) forState:0]; |
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[openWebBtn setTitle:@"在浏览器中打开" forState:0]; |
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openWebBtn.titleLabel.font = DefineFontSize; |
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openWebBtn.imageEdgeInsets = UIEdgeInsetsMake(0, 15, 0, 0); |
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openWebBtn.titleEdgeInsets =UIEdgeInsetsMake(0, 15+15, 0, 0); |
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openWebBtn.contentHorizontalAlignment = UIControlContentHorizontalAlignmentLeft; |
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openWebBtn.frame = CGRectMake(0, 45, aWidth, 45); |
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[contentView addSubview:openWebBtn]; |
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[openWebBtn addTarget:self action:@selector(openLinkWithSystemWeb:) forControlEvents:UIControlEventTouchUpInside]; |
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} |
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_webOptionView.hidden = !_webOptionView.hidden; |
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} |
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- (void)hiddenWebOptionAction:(id)sender{ |
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if(_webOptionView){ |
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_webOptionView.hidden = YES; |
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} |
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} |
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/// 复制连接 |
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- (void)copyLinkAction:(UIButton*)sender{ |
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UIPasteboard *pasteboard = [UIPasteboard generalPasteboard]; |
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if(self.currentURLString.length > 0){ |
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pasteboard.string = self.currentURLString; |
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xLog(@"复制连接到剪贴板了...:%@",self.currentURLString); |
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[SVProgressHUD showSuccessWithStatus:@"链接已经成功复制到剪贴板"]; |
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[self hiddenWebOptionAction:nil]; |
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} |
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} |
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/// 打开浏览器 |
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- (void)openLinkWithSystemWeb:(UIButton*)sender{ |
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if(_currentURLString.length > 0){ |
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// IOS11 以下的 |
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if([[[UIDevice currentDevice] systemVersion] doubleValue] < 10.0){ |
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[[UIApplication sharedApplication] openURL:[NSURL URLWithString:_currentURLString]]; |
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}else{ |
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// iOS 11 以上 |
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[[UIApplication sharedApplication] openURL:[NSURL URLWithString:_currentURLString] options:@{} completionHandler:^(BOOL success) { |
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xLog(@"success: %d",success); |
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}]; |
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} |
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} |
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[self hiddenWebOptionAction:nil]; |
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} |
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// 页面开始加载时调用 |
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- (void)webView:(WKWebView *)webView didStartProvisionalNavigation:(WKNavigation *)navigation { |
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} |
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// 页面加载失败时调用 |
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- (void)webView:(WKWebView *)webView didFailProvisionalNavigation:(null_unspecified WKNavigation *)navigation withError:(NSError *)error { |
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[self.progressView setProgress:0.0f animated:NO]; |
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} |
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// 当内容开始返回时调用 |
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- (void)webView:(WKWebView *)webView didCommitNavigation:(WKNavigation *)navigation { |
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} |
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// 页面加载完成之后调用 |
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- (void)webView:(WKWebView *)webView didFinishNavigation:(WKNavigation *)navigation { |
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// [self getCookie]; |
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self.currentURLString = webView.URL.absoluteURL.absoluteString; |
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self.isFristLoadFinish = YES; |
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xLog(@"页面加载完成时的连接：%@",self.currentURLString); |
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} |
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//提交发生错误时调用 |
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- (void)webView:(WKWebView *)webView didFailNavigation:(WKNavigation *)navigation withError:(NSError *)error { |
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[self.progressView setProgress:0.0f animated:NO]; |
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} |
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// 接收到服务器跳转请求即服务重定向时之后调用 |
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- (void)webView:(WKWebView *)webView didReceiveServerRedirectForProvisionalNavigation:(WKNavigation *)navigation { |
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} |
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// 根据WebView对于即将跳转的HTTP请求头信息和相关信息来决定是否跳转 |
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- (void)webView:(WKWebView *)webView decidePolicyForNavigationAction:(WKNavigationAction *)navigationAction decisionHandler:(void (^)(WKNavigationActionPolicy))decisionHandler { |
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NSString * urlStr = navigationAction.request.URL.absoluteString; |
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xLog(@"发送跳转请求：%@",urlStr); |
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NSString * toJumpURL = @""; |
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if ([urlStr containsString:@"apps.apple.com"] || [urlStr containsString:@"itunes.apple.com"]) { |
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toJumpURL = [urlStr stringByReplacingOccurrencesOfString:@"https:" withString:@"itms-apps:"]; |
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}else if (![urlStr hasPrefix:@"https://"] && ![urlStr hasPrefix:@"http://"]){ |
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// 不含 https:// 和 http:// 的都跳转 |
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toJumpURL = urlStr; |
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} |
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if(toJumpURL.length > 0){ |
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if([toJumpURL containsString:@"://"]){ |
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xLog(@"只有包含 : < :// > 的才控制跳转浏览器: %@", urlStr); |
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// IOS11 以下的 |
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if([[[UIDevice currentDevice] systemVersion] doubleValue] < 11.0){ |
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[[UIApplication sharedApplication] openURL:[NSURL URLWithString:toJumpURL]]; |
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}else{ |
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// iOS 11 以上 |
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[[UIApplication sharedApplication] openURL:[NSURL URLWithString:toJumpURL] options:@{} completionHandler:^(BOOL success) { |
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xLog(@"success: %d",success); |
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}]; |
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} |
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} |
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} |
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//自己定义的协议头 |
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// NSString *htmlHeadString = @"github://"; |
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// if([urlStr hasPrefix:htmlHeadString]){ |
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// UIAlertController *alertController = [UIAlertController alertControllerWithTitle:@"通过截取URL调用OC" message:@"你想前往我的Github主页?" preferredStyle:UIAlertControllerStyleAlert]; |
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// [alertController addAction:([UIAlertAction actionWithTitle:@"取消" style:UIAlertActionStyleCancel handler:^(UIAlertAction * _Nonnull action) { |
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// }])]; |
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// [alertController addAction:([UIAlertAction actionWithTitle:@"打开" style:UIAlertActionStyleDefault handler:^(UIAlertAction * _Nonnull action) { |
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// NSURL * url = [NSURL URLWithString:[urlStr stringByReplacingOccurrencesOfString:@"github://callName_?" withString:@""]]; |
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// [[UIApplication sharedApplication] openURL:url]; |
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// }])]; |
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// [self presentViewController:alertController animated:YES completion:nil]; |
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// decisionHandler(WKNavigationActionPolicyCancel); |
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// }else{ |
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decisionHandler(WKNavigationActionPolicyAllow); |
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// } |
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} |
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// 根据客户端受到的服务器响应头以及response相关信息来决定是否可以跳转 |
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- (void)webView:(WKWebView *)webView decidePolicyForNavigationResponse:(WKNavigationResponse *)navigationResponse decisionHandler:(void (^)(WKNavigationResponsePolicy))decisionHandler{ |
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NSString * urlStr = navigationResponse.response.URL.absoluteString; |
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NSLog(@"当前跳转地址：%@",urlStr); |
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//允许跳转 |
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decisionHandler(WKNavigationResponsePolicyAllow); |
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//不允许跳转 |
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//decisionHandler(WKNavigationResponsePolicyCancel); |
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} |
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//需要响应身份验证时调用 同样在block中需要传入用户身份凭证 |
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//- (void)webView:(WKWebView *)webView didReceiveAuthenticationChallenge:(NSURLAuthenticationChallenge *)challenge completionHandler:(void (^)(NSURLSessionAuthChallengeDisposition disposition, NSURLCredential * _Nullable credential))completionHandler{ |
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// //用户身份信息 |
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// NSURLCredential * newCred = [[NSURLCredential alloc] initWithUser:@"user123" password:@"123" persistence:NSURLCredentialPersistenceNone]; |
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// //为 challenge 的发送方提供 credential |
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// [challenge.sender useCredential:newCred forAuthenticationChallenge:challenge]; |
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// completionHandler(NSURLSessionAuthChallengeUseCredential,newCred); |
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//} |
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//进程被终止时调用 |
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- (void)webViewWebContentProcessDidTerminate:(WKWebView *)webView{ |
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} |
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@end
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