GUAQrCodeResultObservers [MSDK Only]

[MSDK Only] Register the callback of the QR module for the PC client, the game needs to process the callback function. For more information on the callback data structure, see the following GUAQrCodeRet.

note

It is strongly recommended to perform registration in the startup function of the game application.

Data Structures

GUAQrCodeRet

Parameter	Type	Description
ChannelID	int	Channel ID of the logged channel
Channel	string	The logged in channel
QrCodeUrl	string	QR code URL

Function Definition

Unity

// QrCodeRetEvents callback, PC login QR code callback
event OnResultHandler<GUAQrCodeRet> QrCodeRetEvents;

Unreal Engine

class GUA_EXTERN GUAAccountObserver
{
public:
    virtual ~GUAAccountObserver() {};

#if GUA_OS_WINDOWS
    
    virtual void OnQrCodeNotify(const GUAQrCodeResult &qr_code_result) {};
#endif
    
};

Code Sample

Unity

#if GCLOUD_MSDK_WINDOWS
public void OnQrCodeRetEvent (GUAQrCodeRet qrCodeRet)
{
    //Login QR code callback (For SDK authorization only, not required for Web) 
    Debug.Log ("OnQrCodeRetEvent in Login." + " channel:" + qrCodeRet.Channel + " qrCodeUrl:" + qrCodeRet.QrCodeUrl);
    if (qrCodeRet.Channel == "QQ")
    {
        StartCoroutine (loadImage (qrCodeRet.QrCodeUrl));
    }
    else if (qrCodeRet.Channel == "WeChat")
    {
        if (qrEncodeController != null)
        {
            qrEncodeController.Encode(qrCodeRet.QrCodeUrl);
        }
    }
}
#endif

Unreal Engine

#if MSDK_PLATFORM_WINDOWS
void GUABaseCallBacks::OnQrCodeNotify(const GUA::GUAQrCodeResult &qrCodeRet) {
    //Login QR code callback (For SDK authorization only, not required for Web) 
    std::string url_str = "start ";
    if (qrCodeRet.channel == "QQ") {
        url_str = url_str + qrCodeRet.qr_code_url;
    } else if (qrCodeRet.channel == "WeChat") {
        url_str = url_str + "https://cli.im/api/qrcode/code?text=" + qrCodeRet.qr_code_url;
    }

    system(url_str.c_str());
}
#endif