#include #include #include #include "paintedwindow.h" int main(int argc, char **argv) { QGuiApplication app(argc, argv); QScreen *screen = QGuiApplication::primaryScreen(); QRect screenGeometry = screen->availableGeometry(); QPoint center = screenGeometry.center(); QRect windowRect(0, 0, 640, 480); PaintedWindow window; window.setGeometry(QRect(center - windowRect.center(), windowRect.size())); window.show(); app.exec(); }