iOS 与 js交互的其一方法 WebViewJavascriptBridge的使用

#import <WebViewJavascriptBridge.h>

///

@interface ZWBridgeViewController ()<WKNavigationDelegate, WKUIDelegate, UIGestureRecognizerDelegate>

@property (nonatomic, strong) ZWCommonNavBar *navBar;

@property (nonatomic, strong) WKWebView *webView;

@property (nonatomic, strong) WebViewJavascriptBridge *bridge;

@property (nonatomic, copy) NSString *urlStr;

@property (nonatomic, copy) NSString *webTitle;

@end

@implementation ZWBridgeViewController

- (instancetype)initWithParams:(NSDictionary *)params {

self = [super init];

if (self) {

}

return self;

}

- (void)viewDidAppear:(BOOL)animated

{

[super viewDidAppear:animated];

if ([self.navigationController respondsToSelector:@selector(interactivePopGestureRecognizer)]) {

self.navigationController.interactivePopGestureRecognizer.delegate = self;

}

}

- (void)viewWillDisappear:(BOOL)animated

{

[super viewWillDisappear:animated];

[SVProgressHUD dismiss];

if ([self.navigationController respondsToSelector:@selector(interactivePopGestureRecognizer)]) {

self.navigationController.interactivePopGestureRecognizer.delegate = nil;

}

}

- (BOOL)gestureRecognizerShouldBegin:(UIGestureRecognizer *)gestureRecognizer

{

return NO;

}

- (void)viewDidLoad {

[super viewDidLoad];

[SVProgressHUD show];

NSLog(@"%@",self.urlStr);

[self configNavBar];

[self configWebView];

[self configBridge];

[self configBridgeRegister];

[self configBridgeCallHander];

}

- (void)configNavBar {

self.titlle = ""

}

- (void)configWebView {

NSURL *url = [NSURL URLWithString:self.urlStr];

NSURLRequest *request = [NSURLRequest requestWithURL:url];

[self.webView loadRequest:request];

}

- (void)configBridge {

// 开启日志

[WebViewJavascriptBridge enableLogging];

self.bridge = [WebViewJavascriptBridge bridgeForWebView:self.webView];

[self.bridge setWebViewDelegate:self];

}

#pragma mark JS Call OC

- (void)configBridgeRegister {

kWeakSelf(self);

// 商品详情

[self.bridge registerHandler:@"func" handler:^(id data, WVJBResponseCallback responseCallback) {

NSDictionary *params = data;

NSDictionary *dic = @{

@"goodsId" : @([params[@"productId"] integerValue])

};

UIViewController *vc =

[weakself.navigationController pushViewController:vc animated:YES];

}];

[self.bridge registerHandler:@"nativeHomePage" handler:^(id data, WVJBResponseCallback responseCallback) {

[weakself zw_toHomeRootViewController];

}];

[self.bridge registerHandler:@"nativeGoback" handler:^(id data, WVJBResponseCallback responseCallback) {

[weakself.navigationController popviewcontroller]

}];

[self.bridge registerHandler:@"nativeOrderList" handler:^(id data, WVJBResponseCallback responseCallback) {

NSDictionary *params = @{

@"index" : @(0)

};

UIViewController *vc = [[CTMediator sharedInstance] ymd_mediator_MyOrderViewControllerWithParams:params];

[weakself.navigationController pushViewController:vc animated:YES];

BOOL closePage = [data[@"closePage"] integerValue];

if (closePage) {

NSMutableArray *mArray = [NSMutableArray arrayWithArray: weakself.navigationController.viewControllers];

[mArray removeObjectAtIndex: weakself.navigationController.viewControllers.count - 2];

weakself.navigationController.viewControllers = [NSArray arrayWithArray: mArray];

}

}];

[self.bridge registerHandler:@"nativeOrderListDetail" handler:^(id data, WVJBResponseCallback responseCallback) {

NSDictionary *resultData = data[@"resultData"];

NSDictionary *dic = @{

@"orderId" : @([resultData[@"orderId"] integerValue])

};

UIViewController *vc = [[CTMediator sharedInstance] ymd_mediator_MyOrderDetailViewControllerWithParams:dic];

[self.navigationController pushViewController:vc animated:YES];

BOOL closePage = [data[@"closePage"] integerValue];

if (closePage) {

NSMutableArray *mArray = [NSMutableArray arrayWithArray: weakself.navigationController.viewControllers];

[mArray removeObjectAtIndex: weakself.navigationController.viewControllers.count - 2];

weakself.navigationController.viewControllers = [NSArray arrayWithArray: mArray];

}

}];

[self.bridge registerHandler:@"nativeShare" handler:^(id data, WVJBResponseCallback responseCallback) {

NSDictionary *resultData = data[@"resultData"];

ZWFreeOrderShareVC *vc = [[ZWFreeOrderShareVC alloc] init];

vc.shareModel = shareModel;

[self.navigationcontroller push:vc animate:ture]

}];

[self.bridge registerHandler:@"nativeDominosDetail" handler:^(id data, WVJBResponseCallback responseCallback) {

NSDictionary *resultData = data[@"resultData"];

//        NSDictionary *relayParams = @{

//                                      @"dominosId" : @([resultData[@"dominosId"] integerValue]),

//                                      @"dominosOrderId" : @([resultData[@"dominosOrderId"] integerValue]),

//                                      @"type" : @(1)

//                                      };

NSDictionary *userInfo = @{

@"dominosOrderId" : @([resultData[@"dominosOrderId"] integerValue]),

};

[[NSNotificationCenter defaultCenter] postNotificationName:kZWFreeOderSuccessNotification object:nil userInfo:userInfo];

NSMutableArray *mArray = [NSMutableArray arrayWithArray: self.navigationController.viewControllers];

[mArray removeObjectAtIndex: self.navigationController.viewControllers.count - 1];

self.navigationController.viewControllers = [NSArray arrayWithArray: mArray];

　　　//[self.navigationcontroller push:vc animate:ture]

}];

}

#pragma mark OC Call JS

- (void)configBridgeCallHander {

[self.bridge callHandler:@"ocCallJs" data:@{@"name": @"James call"} responseCallback:^(id responseData) {

}];

}

#pragma mark WKNavigationDelegate

- (void)webView:(WKWebView *)webView didFinishNavigation:(WKNavigation *)navigation {

[webView evaluateJavaScript:@"document.documentElement.style.webkitUserSelect='none';" completionHandler:nil];

[webView evaluateJavaScript:@"document.documentElement.style.webkitTouchCallout='none';" completionHandler:nil];

[SVProgressHUD dismiss];

}

#pragma mark KVO

-(void)observeValueForKeyPath:(NSString *)keyPath ofObject:(id)object change:(NSDictionary *)change context:(void *)context{

if ([keyPath isEqualToString:@"title"]) {

if (object == self.webView) {

self.navBar.title = self.webView.title;

} else {

[super observeValueForKeyPath:keyPath ofObject:object change:change context:context];

}

} else {

[super observeValueForKeyPath:keyPath ofObject:object change:change context:context];

}

}

#pragma mark Lazy

- (WKWebView *)webView {

if (!_webView) {

_webView = [[WKWebView alloc] init];

_webView.navigationDelegate = self;

_webView.UIDelegate = self;

[_webView addObserver:self forKeyPath:@"title" options:NSKeyValueObservingOptionNew context:NULL];

[self.view addSubview:_webView];

[_webView mas_makeConstraints:^(MASConstraintMaker *make) {

make.edges.mas_equalTo(UIEdgeInsetsMake(k_Height_NavBar, 0, 0, 0));

}];

}

return _webView;

}