ledwidget.h

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#ifndef LEDWIDGET_H
#define LEDWIDGET_H

#include <QLabel>
#include <QPixmap>
#include <QTimer>

class LEDWidget : public QLabel
{
    Q_OBJECT
public:
    LEDWidget(QWidget *parent = 0);

public slots:
    void toggle();

public slots:
    void set_on();
    void set_off();

public:
    void start_flash();
    void stop_flash();


private:
    QPixmap onPixmap, offPixmap;
    QTimer flashTimer;
    bool   m_toggle_is_on;
};

#endif // LEDWIDGET_H