#include <QLabel>
#include <QPixmap>
#include <QProgressBar>
#include <QSocketNotifier>
#include <QWidget>

class Spinner : public QWidget {
  Q_OBJECT

public:
  explicit Spinner(QWidget *parent = 0);

protected:
  void paintEvent(QPaintEvent *event) override;

private:
  QLabel *text;
  QProgressBar *progress_bar;
  QSocketNotifier *notifier;
  QPixmap bg_img;

public slots:
  void update(int n);
};