[IOS開發]js與WKwebview互動Demo（調取二維碼掃描）
#pragmamark-WKWebDelegate
-(void)userContentController:(WKUserContentController*)userContentControllerdidReceiveScriptMessage:(WKScriptMessage*)message{
if([message.nameisEqual:@"CallScanCodeHandler"]){
[selfCallScanCode];
}
}
#pragmamark-方法method
-(void)resultQRCode:(NSString*)message{
NSString
[self.webevaluateJavaScript:jscompletionHandler:nil];
}
-(void)CallScanCode{
ZFScanViewController*vc=[[ZFScanViewControlleralloc]init];
vc.returnScanBarCodeValue=^(NSString*barCodeString){
barcode=[barCodeStringsubstringToIndex:(barCodeString.length
[selfresultQRCode:barcode];
};
[selfpresentViewController:vcanimated:YEScompletion:nil];
}
-(void)ViewDidLLoad{
[superViewDidLoad];
WKUserContentController*userContentController=[[WKUserContentControlleralloc]init];
[userContentControlleraddScriptMessageHandler:selfname:@"CallScanCodeHandler"
configuretion.userContentController=userContentController;
}