iOS【html混编】

#import <UIKit/UIKit.h>
#import <JavaScriptCore/JavaScriptCore.h>

@protocol PersonCenterJsObjectProtocol <JSExport>
//使用JSExportAs宏,可以将方法名简化
JSExportAs(toShareDialog,
- (void)toShareDialog:(NSString *)shareTitle :(NSString *)shareUrl :(NSString *)shareContent
           
);

- (void)toHomePage;

@end

@interface FFEasyLifeRecommendCtrl : UIViewController <UIWebViewDelegate ,PersonCenterJsObjectProtocol>

@property (nonatomic, copy) NSString *webUrl;
@property (nonatomic, copy) NSString *webTitle;

@end
@interface FFEasyLifeRecommendCtrl ()
@property (nonatomic, strong) JSContext *context;
@property (nonatomic, strong) JSManagedValue *managedPlugin;
@property (nonatomic, strong) UIWebView *webView;
@property (nonatomic, strong) FFEasyLifeShareView *shareWindow;
@end


@implementation FFEasyLifeRecommendCtrl

#pragma mark - LifeCycle
- (void)viewWillAppear:(BOOL)animated {
    [super viewWillAppear:animated];
    [self unloadColorsPlugin];
}

- (void)viewDidLoad {
    [super viewDidLoad];
    // Do any additional setup after loading the view.
    self.view.backgroundColor = [UIColor whiteColor];
    self.automaticallyAdjustsScrollViewInsets = NO;
    
    [self.view addSubview:self.webView];    
    [self initWebViewDataWithPath:nil];
}


#pragma mark - 建立js环境
-(void)makeJsEnvirement {
    
    JSContext *context = [_webView valueForKeyPath:@"documentView.webView.mainFrame.javaScriptContext"];
    
    context[@"dmc"] = self;
    
    _context = context;
    
    self.context.exceptionHandler = ^(JSContext *context, JSValue *exception) {
        NSLog(@"异常信息:%@",exception);
        context.exception = exception;
    };
}

- (void)unloadColorsPlugin {
    [_context.virtualMachine removeManagedReference:_managedPlugin withOwner:self];
    _managedPlugin = nil;
    _context = nil;
}

#pragma mark - PersonCenterJsObjectProtocol
- (void)toShareDialog:(NSString *)shareTitle :(NSString *)shareUrl :(NSString *)shareContent {
    dispatch_async(dispatch_get_main_queue(), ^{
        self.shareWindow = [[FFEasyLifeShareView alloc] initShareView];
        [self.shareWindow shareWithShareTitle:shareTitle Text:shareContent shareImage:[UIImage imageNamed:@"share_recommend"]  webUrl:shareUrl delegate:self];
        [self.view addSubview:self.shareWindow];
    });
}

- (void)toHomePage {
    dispatch_async(dispatch_get_main_queue(), ^{
        [self.navigationController popToRootViewControllerAnimated:NO];
    });
}



#pragma mark UIWebViewDelegate
- (BOOL)webView:(UIWebView *)webView shouldStartLoadWithRequest:(NSURLRequest *)request navigationType:(UIWebViewNavigationType)navigationType {
    if([request isKindOfClass:[NSMutableURLRequest class]]) {
        
    }
    return true;
}

- (void)webViewDidStartLoad:(UIWebView *)webView {
    NSString *title = [webView stringByEvaluatingJavaScriptFromString:@"document.title"];
    self.webView.userInteractionEnabled = NO;
    NSLog(@"title11=%@",title);
}

- (void)webViewDidFinishLoad:(UIWebView *)webView {
    [self makeJsEnvirement];
    self.webView.userInteractionEnabled = YES;
    self.loading.hidden = YES;
}

- (void)webView:(UIWebView *)webView didFailLoadWithError:(NSError *)error {
    self.loading.hidden = YES;
    self.noDataView.hidden = NO;
    NSLog(@"%@",error.description);
}

@end

#import <JavaScriptCore/JavaScriptCore.h>

@protocol WebDetailJsObjectProtocol <JSExport>

JSExportAs(toGoodsDetail,
           - (void)toGoodsDetail:(NSString *)Goods :(NSString *)callback

);

- (void)goAppHome;
@end



#pragma mark - 建立js环境
-(void)makeJsEnvirement {
    
    JSContext *context = [_webView valueForKeyPath:@"documentView.webView.mainFrame.javaScriptContext"];
    
    context[@"dmc"] = self;
    
    _context = context;
    
    self.context.exceptionHandler = ^(JSContext *context, JSValue *exception) {
        NSLog(@"异常信息:%@",exception);
        context.exception = exception;
    };
}

- (void)unloadColorsPlugin {
    [_context.virtualMachine removeManagedReference:_managedPlugin withOwner:self];
    _managedPlugin = nil;
    _context = nil;
}


#pragma mark -
#pragma mark - JSObjcDelegate

- (void)toGoodsDetail:(NSString *)Goods :(NSString *)callback{
    
    NSData *goodsData = [Goods dataUsingEncoding:NSUTF8StringEncoding];
    NSError *err;
    NSDictionary *dic = [NSJSONSerialization JSONObjectWithData:goodsData
                                                        options:NSJSONReadingMutableContainers
                                                          error:&err];
    
    
    
    if ([dic isKindOfClass:[NSDictionary class]]) {
        
        FFEasyLifeSimilarRCModel *model = [[FFEasyLifeSimilarRCModel alloc] initWithDic:dic];
        
        dispatch_async(dispatch_get_main_queue(), ^{
            
            FFEasyLifeActivityDetailCtrl *ctrl = [[FFEasyLifeActivityDetailCtrl alloc] initWithNibName:kFFEasyLifeActivityDetailCtrl bundle:nil];
            ctrl.idx = [NSString limitStringNotEmpty:model.goodsId];
            ctrl.activityId = [NSString limitStringNotEmpty:model.activityId];
            ctrl.actType = [NSString limitStringNotEmpty:model.type];
            
            if (self.navigationController) {
                [self.navigationController pushViewController:ctrl animated:YES];
                
            } else {
                ctrl.isInform = YES;
                UINavigationController *nav = [[UINavigationController alloc] initWithRootViewController:ctrl];
                nav.navigationBarHidden = YES;
                [self presentViewController:nav animated:YES completion:nil];
            }
        });
        
    }
}

- (void)goAppHome {
    dispatch_async(dispatch_get_main_queue(), ^{
        
        if (self.navigationController) {
            [self.navigationController popToRootViewControllerAnimated:YES];
        } else {
            [self dismissViewControllerAnimated:YES completion:nil];
        }
    });
    
}



    原文作者:NJ_墨
    原文地址: https://www.jianshu.com/p/5dd54b29ddb0
    本文转自网络文章,转载此文章仅为分享知识,如有侵权,请联系博主进行删除。
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