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#include <QtGui>

QWidget *win;

QWidget *panel;

void snippet_ctor1()

{

//! [0]

    QSettings settings("MySoft", "Star Runner");

//! [0]

}

void snippet_ctor2()

{

//! [1]

    QCoreApplication::setOrganizationName("MySoft");

//! [1] //! [2]

    QCoreApplication::setOrganizationDomain("mysoft.com");

//! [2] //! [3]

    QCoreApplication::setApplicationName("Star Runner");

//! [3]

//! [4]

    QSettings settings;

//! [4]

//! [5]

    settings.setValue("editor/wrapMargin", 68);

//! [5] //! [6]

    int margin = settings.value("editor/wrapMargin").toInt();

//! [6]

    {

//! [7]

    int margin = settings.value("editor/wrapMargin", 80).toInt();

//! [7]

    }

//! [8]

    settings.setValue("mainwindow/size", win->size());

//! [8] //! [9]

    settings.setValue("mainwindow/fullScreen", win->isFullScreen());

//! [9] //! [10]

    settings.setValue("outputpanel/visible", panel->isVisible());

//! [10]

//! [11]

    settings.beginGroup("mainwindow");

    settings.setValue("size", win->size());

    settings.setValue("fullScreen", win->isFullScreen());

    settings.endGroup();

//! [11]

//! [12]

    settings.beginGroup("outputpanel");

    settings.setValue("visible", panel->isVisible());

    settings.endGroup();

//! [12]

}

void snippet_locations()

{

//! [13]

    QSettings obj1("MySoft", "Star Runner");

//! [13] //! [14]

    QSettings obj2("MySoft");

    QSettings obj3(QSettings::SystemScope, "MySoft", "Star Runner");

    QSettings obj4(QSettings::SystemScope, "MySoft");

//! [14]

    {

//! [15]

    QSettings settings(QSettings::IniFormat, QSettings::UserScope,

                       "MySoft", "Star Runner");

//! [15]

    }

    {

    QSettings settings("starrunner.ini", QSettings::IniFormat);

    }

    {

    QSettings settings("HKEY_CURRENT_USER\\Software\\Microsoft",

                       QSettings::NativeFormat);

    }

}

class MainWindow : public QMainWindow

{

public:

    MainWindow();

    void writeSettings();

    void readSettings();

protected:

    void closeEvent(QCloseEvent *event);

};

//! [16]

void MainWindow::writeSettings()

{

    QSettings settings("Moose Soft", "Clipper");

    settings.beginGroup("MainWindow");

    settings.setValue("size", size());

    settings.setValue("pos", pos());

    settings.endGroup();

}

//! [16]

//! [17]

void MainWindow::readSettings()

{

    QSettings settings("Moose Soft", "Clipper");

    settings.beginGroup("MainWindow");

    resize(settings.value("size", QSize(400, 400)).toSize());

    move(settings.value("pos", QPoint(200, 200)).toPoint());

    settings.endGroup();

}

//! [17]

//! [18]

MainWindow::MainWindow()

{

//! [18] //! [19]

    readSettings();

//! [19] //! [20]

}

//! [20]

bool userReallyWantsToQuit() { return true; }

//! [21]

void MainWindow::closeEvent(QCloseEvent *event)

{

    if (userReallyWantsToQuit()) {

        writeSettings();

        event->accept();

    } else {

        event->ignore();

    }

}

//! [21]