parentalcontrols.h

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#ifndef PARENTALCONTROLS_H_
#define PARENTALCONTROLS_H_
 
#include <QObject> // for moc
#include <QMetaType>
 
#include "mythmetaexp.h"
 
class META_PUBLIC ParentalLevel
{
  public:
    enum Level : std::uint8_t
               { plNone = 0, plLowest = 1, plLow = 2, plMedium = 3,
                 plHigh = 4 };
 
  public:
    ParentalLevel(Level pl);
    explicit ParentalLevel(int pl);
    ParentalLevel(const ParentalLevel &rhs);
    ParentalLevel &operator=(const ParentalLevel &rhs);
    ParentalLevel &operator=(Level pl);
    ParentalLevel &operator++();
    ParentalLevel &operator+=(int amount);
    ParentalLevel &operator--();
    ParentalLevel &operator-=(int amount);
 
    Level GetLevel() const;
 
    void reset() { m_hitlimit = false; }
    bool good() const { return !m_hitlimit; }
 
  private:
    Level m_level   {plNone};
    bool m_hitlimit {false};
};
 
META_PUBLIC bool operator!=(const ParentalLevel &lhs, const ParentalLevel &rhs);
META_PUBLIC bool operator==(const ParentalLevel &lhs, const ParentalLevel &rhs);
META_PUBLIC bool operator<(const ParentalLevel &lhs, const ParentalLevel &rhs);
META_PUBLIC bool operator>(const ParentalLevel &lhs, const ParentalLevel &rhs);
META_PUBLIC bool operator<=(const ParentalLevel &lhs, const ParentalLevel &rhs);
META_PUBLIC bool operator>=(const ParentalLevel &lhs, const ParentalLevel &rhs);
 
class META_PUBLIC ParentalLevelChangeChecker : public QObject
{
    Q_OBJECT
 
  public:
    ParentalLevelChangeChecker();
 
    void Check(ParentalLevel::Level fromLevel, ParentalLevel::Level toLevel);
 
  signals:
    void SigResultReady(bool passwordValid, ParentalLevel::Level newLevel);
 
  private slots:
    void OnResultReady(bool passwordValid, ParentalLevel::Level newLevel);
 
  private:
    class ParentalLevelChangeCheckerPrivate *m_private {nullptr};
};
 
Q_DECLARE_METATYPE(ParentalLevelChangeChecker*)
Q_DECLARE_METATYPE(ParentalLevel*)
 
#endif // PARENTALCONTROLS_H_