đây là code mẫu
void MainWindow::SaveSettings()
{
QSettings setting("MyCompany","myapp");
setting.beginGroup("MainWindow");
setting.setValue("position",ui->listWidget->it);
setting.endGroup();
qDebug() << "Saved";
}
void MainWindow::LoadSettings()
{
QSettings setting("MyCompany","myapp");
setting.beginGroup("MainWindow");
QRect myrect = setting.value("position").toRect();
setGeometry(myrect);
setting.endGroup();
qDebug() << "Loaded";
}