CHWebView is a lightweigh object-c implemented for webview.It's WKWebView and UIWebView adapter. Support progress view when web is loading and html can convenient to call object-c method.

• You can use UIWebView or WKWebView as usual.
• You can load local resource file in your project more than remote url.
• JavaScript call native method just coding in a line .
• Support CHWebViewController to load web.

You can download zip and drag CHWebView File in your project,also you can install with pod.

pod 'CHWebView'

• iOS 8.0+,
• Xcode 7.3 or above
• JavaScriptCore
• WebKit

    CHWebView *webView = [[CHWebView alloc]initWithFrame:rect];
    [webView loadRequest:self.request];
    webView.delegate = self;
    [self.view addSubview:webView];

  - ( instancetype)initWithUIWebView; 
  - ( instancetype)initWithUIWebView:(CGRect)frame;

- (instancetype)initWithURL:(NSString *)url;

- (instancetype)initWithFile:(NSString *)url;

- (NSArray<NSString *> *)registerJavascriptName{
    return @[@"fetchMessage",@"show"];
}
- (NSObject *)registerJavaScriptHandler{
    return self;
}
- (void)fetchMessage:(NSDictionary *)dic{
}
- (void)show:(NSDictionary *)dic{

}

Html can found window.NativeBridge object . window.NativeBridge({f},{j}) @parameter f is native method name maybe it's named show or something else,you can defind it. @parameter j is parameter used by method.

 function nativeFounction() {
       var obj = { 'message' : 'Hello, JS!', 'numbers' : [ 1, 2, 3 ] };
       window.NativeBridge('fetchMessage',obj)
   }
    function showUIFuction(){
       window.NativeBridge('show')
    }

- (void)invokeJavaScript:(NSString *)function;

- (void)invokeJavaScript:(NSString *)function completionHandler:(void (^)( id, NSError * error))completionHandler;