Saving Window Size State

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Saving Window Size State

class MainWindow : public QMainWindow
{
 Q_OBJECT

public:
 MainWindow(QWidget *parent = 0) : QMainWindow(parent) {
 QSettings settings;

restoreGeometry(settings.value("mainWindowGeometry").toByteArray());

// create docks, toolbars, etc…

restoreState(settings.value("mainWindowState").toByteArray());
 }

void closeEvent(QCloseEvent *event) {
 QSettings settings;
 settings.setValue("mainWindowGeometry", saveGeometry());
 settings.setValue("mainWindowState", saveState());
 }
};

int main(int argc, char *argv[])
{
 QApplication a(argc, argv);
 QCoreApplication::setOrganizationDomain("OrgDomain");
 QCoreApplication::setOrganizationName("OrgName");
 QCoreApplication::setApplicationName("AppName");
 QCoreApplication::setApplicationVersion("1.0.0");

MainWindow w;
 w.show();

return a.exec();
}