在QObject继承的类中连接winsock的函数

#include <QTcpSocket>
#include <QObject>

class MySocket : public QObject {
    Q_OBJECT

public:
    MySocket(QObject *parent = nullptr) : QObject(parent) {
        socket = new QTcpSocket(this);
        connect(socket, &QTcpSocket::connected, this, &MySocket::onConnected);
        connect(socket, &QTcpSocket::disconnected, this, &MySocket::onDisconnected);
        connect(socket, &QTcpSocket::readyRead, this, &MySocket::onReadyRead);
    }

    void connectToServer(const QString &host, quint16 port) {
        socket->connectToHost(host, port);
    }

signals:
    void connected();
    void disconnected();
    void readyRead(const QByteArray &data);

private slots:
    void onConnected() {
        emit connected();
    }

    void onDisconnected() {
        emit disconnected();
    }

    void onReadyRead() {
        emit readyRead(socket->readAll());
    }

private:
    QTcpSocket *socket;
};

MySocket socket;
socket.connectToServer("example.com", 80);