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 { 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;
    bool m_hitlimit;
};

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;
};

Q_DECLARE_METATYPE(ParentalLevelChangeChecker*)
Q_DECLARE_METATYPE(ParentalLevel*)

#endif // PARENTALCONTROLS_H_

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