LCDSystemSensor.h

#ifndef _LCD_SYSTEM_SENSOR_H_
#define _LCD_SYSTEM_SENSOR_H_

#include "LCDSensor.h"
#include <string>

class LCDSystemSensor : public LCDSensor
{
 private:
    std::string _command;

 public:
  virtual void waitForChange();
  virtual std::string getCurrentValue();

  LCDSystemSensor(const std::string &command);
};

#endif

---