Information in the progress window (example: rescan) is displayed capped to fixed size instead of contents.

<img width="209" alt="screenshot 2018-12-21 at 14 58 20" src="https://user-images.githubusercontent.com/26601261/50345943-0bbd4300-0531-11e9-9c6c-e277ac69eb0c.png">

{
        Q_OBJECT
    Q_SIGNALS:
        /** Emitted when the progressbar is clicked. The relative mouse coordinates of the click are
         * passed to the signal.
         */
        void clicked(const QPoint& point);
    protected:
        void mouseReleaseEvent(QMouseEvent *event);
    };
    typedef ClickableProgressBar ProgressBar;
    class ItemDelegate : public QItemDelegate
    {
        Q_OBJECT
    public:
        ItemDelegate(QObject* parent) : QItemDelegate(parent) {}
    Q_SIGNALS:
        void keyEscapePressed();
    private:
        bool eventFilter(QObject *object, QEvent *event);
    };
} 
#endif