---

led.h

// $Id: led.h,v 1.1 2000/11/10 15:45:07 root Exp $
#ifndef LED_H
#define LED_H

#include <qwidget.h>
#include <qcolor.h>

class Led : public QWidget
{
   Q_OBJECT
public:
   enum Color { yellow, orange, red, green, blue };
   enum State { Off=0, On=1 };
   enum Look  { flat, round, sunken, rect_sunken, rect_raised };
   Led(Color ledcolor, QWidget *parent = 0, const char *name = 0);
   Led(Color ledcolor, State state, Look look, QWidget *parent = 0, const char *name = 0);
   State getState() const { return led_state; }
   Color getColor() const { return led_color; }
   QRgb getRgbColor() const { return current_color; }
   Look getLook() const { return led_look; }
   void setState(State state);
   void toggleState();
   void setColor(Color color);
   void setLook(Look look);
   static const char* version();

public slots:
   void toggle() { toggleState(); }
   void on() { setState(On); }
   void off() { setState(Off); }

protected:
   void paintEvent(QPaintEvent *);

private:
   void paintflat();
   void paintround();
   void paintsunken();
   void paintrect(bool sunken);

   static const QRgb lightcolor[];
   static const QRgb darkcolor[];
   State led_state;
   Color led_color;
   Look led_look;
   QRgb current_color;
};

#endif

---