QT开启ws服务器

【xxx.pro】

QT       += websockets

【mainwindow.h】

#ifndef MAINWINDOW_H
#define MAINWINDOW_H

#include <QMainWindow>
#include "ui_mainwindow.h"
#include "QWebSocketServer"
#include "QHostAddress"

QT_BEGIN_NAMESPACE
namespace Ui {
class MainWindow;
}
QT_END_NAMESPACE

class MainWindow : public QMainWindow {
    Q_OBJECT

  public:
    MainWindow(QWidget *parent = nullptr);
    ~MainWindow();
  private:
    Ui::MainWindow *ui;
    QWebSocketServer *server;
    QHostAddress *addr;
};
#endif // MAINWINDOW_H

【mainwindow.cpp】

#include "mainwindow.h"
#include "ui_mainwindow.h"

MainWindow::MainWindow(QWidget *parent)  : QMainWindow(parent), ui(new Ui::MainWindow) {
    ui->setupUi(this);
    addr = new QHostAddress("0.0.0.0");
    server = new QWebSocketServer("ws_server_name",QWebSocketServer::SslMode::NonSecureMode,this);
    server->listen(*addr,8080);
    connect(server,QWebSocketServer::newConnection,this,[]() {
        qDebug() << "new connect";
    });
}

MainWindow::~MainWindow() {
    delete ui;
    delete server;
    delete addr;
}