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#include <QStyleOption>

#include <QStylePainter>

#include <QWidget>

class MyWidget : public QWidget

{

protected:

    void paintEvent(QPaintEvent *event);

    void paintEvent2(QPaintEvent *event);

};

//! [0] //! [1]

void MyWidget::paintEvent(QPaintEvent * /* event */)

//! [0]

{

//! [2]

    QPainter painter(this);

//! [2]

    QStyleOptionFocusRect option;

    option.initFrom(this);

    option.backgroundColor = palette().color(QPalette::Background);

//! [3]

    style()->drawPrimitive(QStyle::PE_FrameFocusRect, &option, &painter, this);

//! [3]

}

//! [1]

void MyWidget::paintEvent2(QPaintEvent * /* event */)

//! [4]

{

//! [4] //! [5] //! [6]

    QStylePainter painter(this);

//! [5]

    QStyleOptionFocusRect option;

    option.initFrom(this);

    option.backgroundColor = palette().color(QPalette::Background);

//! [7]

    painter.drawPrimitive(QStyle::PE_FrameFocusRect, option);

//! [7]

}

//! [6]

int main()

{

    return 0;

}