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Simple Design for Objective-C bridge with Javascript. Also can get javascript console.log.

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colin3dmax/SDBridgeOC

 
 

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language language Support  CocoaPods

SDBridgeSwift is here.

If your h5 partner confused about how to deal with iOS and Android. This Demo maybe help.

视频接入教程和常见问题都在这里(遇到问题一定要看哦😯 ).

YouTube video is here.

Installation with CocoaPods

Add this to your podfile and run pod install to install:

pod 'SDBridgeOC', '~> 1.0.5'

If you can't find the last version, maybe you need to update local pod repo.

pod repo update

Manual installation

Drag the Classes folder into your project.

In the dialog that appears, uncheck "Copy items into destination group's folder" and select "Create groups for any folders".

Usage

  1. Import the header file and declare an ivar property:
#import "WebViewJavascriptBridge.h"
@property (nonatomic, strong) WKWebView *webView;
@property (nonatomic, strong) WebViewJavascriptBridge* bridge;
- (void)setupView {
    self.view.backgroundColor = [UIColor whiteColor];
    WKWebViewConfiguration * webViewConfiguration = [[WKWebViewConfiguration alloc] init];
    // Allow cross domain
    [webViewConfiguration setValue:@YES forKey:@"allowUniversalAccessFromFileURLs"];
    CGRect frame = CGRectMake(0, 100, CGRectGetWidth(self.view.bounds), CGRectGetHeight(self.view.bounds) - 100);
    self.webView = [[WKWebView alloc] initWithFrame:frame configuration:webViewConfiguration];
    self.bridge = [WebViewJavascriptBridge bridgeForWebView:self.webView] ;
    
    // This can get javascript console.log
    self.bridge.consolePipeBlock = ^(id  _Nonnull water) {
        NSLog(@"Next line is javascript console.log------>>>>");
        NSLog(@"%@",water);
    };
    // This register for javascript call
    [self.bridge registerHandler:@"DeviceLoadJavascriptSuccess" handler:^(id  _Nonnull data, WVJBResponseCallback  _Nonnull responseCallback) {
        NSDictionary *response = @{@"result": @"iOS"};
        responseCallback(response);
    }];
    NSString *htmlPath = [[NSBundle mainBundle] pathForResource:@"Demo" ofType:@"html"];
    NSURL *filePath = [NSURL fileURLWithPath:htmlPath];
    // Loading html in local ,This way maybe meet cross domain. So You should not forget to set
    // [webViewConfiguration setValue:@YES forKey:@"allowUniversalAccessFromFileURLs"];
    // If you loading remote web server,That can be ignored.
    [self.webView loadFileURL:filePath allowingReadAccessToURL:filePath];
}
  1. In ObjC, and call a Javascript sync function:
 - (void)callSyncFunction {
    NSDictionary *data = @{@"iOSKey": @"iOSValue"};
    [self.bridge callHandler:@"GetToken" data: data responseCallback:^(id  _Nonnull responseData) {
        NSLog(@"%@",responseData);

    }];
  1. In ObjC, and call a Javascript Async function:
 - (void)callAsyncFunction {
    NSDictionary *data = @{@"iOSKey": @"iOSValue"};
    [self.bridge callHandler:@"AsyncCall" data: data responseCallback:^(id  _Nonnull responseData) {
        NSLog(@"%@",responseData);
    }];
}
  1. In javascript file or typescript and html file like :
<script>
    console.log("1111111111111");
    const bridge = window.WebViewJavascriptBridge;
    // JS tries to call the native method to judge whether it has been loaded successfully and let itself know whether its user is in android app or IOS app
    bridge.callHandler('DeviceLoadJavascriptSuccess', {key: 'JSValue'}, function(response) {
        let result = response.result
        if (result === "iOS") {
            console.log("Javascript was loaded by IOS and successfully loaded.");
            window.iOSLoadJSSuccess = true;
            } else if (result === "Android") {
            console.log("Javascript was loaded by Android and successfully loaded.");
            window.AndroidLoadJSSuccess = true;
       }
   });
    // JS register method is called by native
    bridge.registerHandler('GetToken', function(data, responseCallback) {
        console.log(data);
        let result = {token: "I am javascript's token"}
        //JS gets the data and returns it to the native
        responseCallback(result)
    });
    
    bridge.registerHandler('AsyncCall', function(data, responseCallback) {
        console.log(data);
        //Call await function must with  (async () => {})();
        (async () => {
            const callback = await generatorLogNumber(1);
            let result = {token: callback};
            responseCallback(result);
        })();
    });

    function generatorLogNumber(n){
        return new Promise(res => {
        setTimeout(() => {
            res("Javascript async/await callback Ok");
              }, 1000);
        });
   }
</script>

Global support for free

WhatsApp: SDBridgeOC Support

Telegram: SDBridgeOC Support

WeChat :

Email: [email protected]

History version update ?

v1.0.5

1.OC can get console.log Multi parameter.

License

SDBridgeOC is released under the MIT license. See LICENSE for details.

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Simple Design for Objective-C bridge with Javascript. Also can get javascript console.log.

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  • Objective-C 77.5%
  • Ruby 10.5%
  • JavaScript 7.4%
  • HTML 4.6%