一.检测效果图
二.代码实现
1.包含monitor依赖库
2. 连接信号即可
connect(m_systemMonitor, &SystemMonitor::online, this, &MainWindow::onOnline);
connect(m_systemMonitor, &SystemMonitor::offline, this, &MainWindow::onOffline);
connect(m_systemMonitor, &SystemMonitor::wake, this, &MainWindow::onWake);
connect(m_systemMonitor, &SystemMonitor::sleep