#include #include "SingleApplication" #include "mainwindow.h" int main(int argc, char *argv[]) { SingleApplication app(argc, argv); QApplication::setApplicationName("HITsz Connect for Windows"); QApplication::setApplicationVersion("1.1.3"); MainWindow mainWindow; QObject::connect(&app, &SingleApplication::aboutToQuit, &mainWindow, &MainWindow::cleanUpWhenQuit); mainWindow.show(); return QApplication::exec(); }