#include <QtGui/QApplication>
#include <QtGui/QFileSystemModel>
#include <QtGui/QItemDelegate>
#include <QtGui/QPainter>
#include <QtGui/QTreeView>

class Delegate : public QItemDelegate
{
//    Q_OBJECT

public:
    Delegate(QObject *parent) : QItemDelegate(parent) {}

    virtual void paint(QPainter *painter, const QStyleOptionViewItem &option, const QModelIndex &index) const
    {
        const QWidget *widget = qstyleoption_cast<const QStyleOptionViewItemV3 *>(&option)->widget;
        QStyle *style = widget->style();
        style->drawControl(QStyle::CE_ItemViewItem, &option, painter, widget);

        // It gives wrong color when using Aero.
        QPalette::ColorRole colorRole = (option.state & QStyle::State_Selected) ? QPalette::HighlightedText : QPalette::Text;
        painter->setPen(option.palette.color(QPalette::Normal, colorRole));
        painter->drawText(option.rect, index.data(Qt::DisplayRole).toString());
    }
};

int main(int argc, char *argv[])
{
    QApplication a(argc, argv);

    QTreeView view;
    QFileSystemModel *model = new QFileSystemModel(&view);
    model->setRootPath(QDir::homePath());
    view.setModel(model);
    // Compare without this:
    view.setItemDelegate(new Delegate(&view));

    view.show();
    
    return a.exec();
}