PropertyLogical.h

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#pragma once

#include <Core/core_defines2.h>

#include <string>

#include "Core/Property.h"
#include "Core/Variant.h"


namespace Core
{
/* @brief A defined type of simple type logical.
 * Logical datatype can have values TRUE, FALSE or UNKNOWN.
 */

// TODO: add 'UNKNOWN' value
class CORE_EXPORT PropertyLogical : public Core::Property
{
    TYPESYSTEM_HEADER();

public:
    PropertyLogical(void);
    virtual ~PropertyLogical(void);

    inline void setValue(bool b);
    bool setValueFromVariant(const Core::Variant& value);
    void copyValue(Core::Property* p);

    bool getValue() const;
    Core::Variant getVariant(void) const;

    virtual void save(Base::AbstractWriter& writer, Base::PersistanceVersion& save_version);
    inline virtual void restore(Base::AbstractXMLReader& reader, Base::PersistanceVersion& version);
    virtual bool isEqual(const Property*) const;

protected:
    bool _nValue;
};

DECLARE_PROPERTY_FACTORY(PropertyLogical_Factory, Core::PropertyLogical);

}  // namespace Core