HelloWorldScene.cpp

#include "HelloWorldScene.h"
#include "SimpleAudioEngine.h"
#include "PluginHMS/PluginHMS.h"
#include "json/rapidjson.h"
#include "json/document.h"
.....
//Listener for HMS
class PluginHMSListener : public sdkbox::HMSListener {
public:
    PluginHMSListener(HelloWorld* scene): hw(scene) {
    }  
void onLogin(int code, const std::string& errorOrJson) {
        cocos2d::log("HMS onLogin: %d, %s", code, errorOrJson.c_str());
        if (0 != code) {
            showMsg("login failed:" + errorOrJson);
            return;
        }
        rapidjson::Document doc;
        doc.Parse(errorOrJson.c_str());

        std::ostringstream ss;
        ss << "Login success:" << doc["displayName"].GetString();
        showMsg(ss.str());
    }
private:
    HelloWorld* hw;
};
bool HelloWorld::init()
{
    sdkbox::PluginHMS::setListener(new PluginHMSListener(this));
    sdkbox::PluginHMS::buoyShow();
    ......
    return true;
}