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#ifndef QDECLARATIVEPROPERTY_P_H

#define QDECLARATIVEPROPERTY_P_H

//

//  W A R N I N G

//  -------------

//

// This file is not part of the Qt API.  It exists purely as an

// implementation detail.  This header file may change from version to

// version without notice, or even be removed.

//

// We mean it.

//

#include "qdeclarativeproperty.h"

#include "private/qdeclarativepropertycache_p.h"

#include "private/qdeclarativeguard_p.h"

#include <private/qobject_p.h>

QT_BEGIN_NAMESPACE

class QDeclarativeContext;

class QDeclarativeEnginePrivate;

class QDeclarativeExpression;

class Q_DECLARATIVE_EXPORT QDeclarativePropertyPrivate

{

public:

    enum WriteFlag { BypassInterceptor = 0x01, DontRemoveBinding = 0x02 };

    Q_DECLARE_FLAGS(WriteFlags, WriteFlag)

    QDeclarativePropertyPrivate()

        : q(0), context(0), engine(0), object(0), isNameCached(false) {}

    QDeclarativePropertyPrivate(const QDeclarativePropertyPrivate &other)

        : q(0), context(other.context), engine(other.engine), object(other.object), 

          isNameCached(other.isNameCached),

          core(other.core), nameCache(other.nameCache),

          valueType(other.valueType) {}

    QDeclarativeProperty *q;

    QDeclarativeContextData *context;

    QDeclarativeEngine *engine;

    QDeclarativeGuard<QObject> object;

    bool isNameCached:1;

    QDeclarativePropertyCache::Data core;

    QString nameCache;

    // Describes the "virtual" value-type sub-property.  

    QDeclarativePropertyCache::ValueTypeData valueType;

    void initProperty(QObject *obj, const QString &name);

    void initDefault(QObject *obj);

    bool isValueType() const;

    int propertyType() const;

    QDeclarativeProperty::PropertyTypeCategory propertyTypeCategory() const;

    QVariant readValueProperty();

    bool writeValueProperty(const QVariant &, WriteFlags);

    static const QMetaObject *rawMetaObjectForType(QDeclarativeEnginePrivate *, int);

    static bool writeEnumProperty(const QMetaProperty &prop, int idx, QObject *object, 

                                  const QVariant &value, int flags);

    static bool write(QObject *, const QDeclarativePropertyCache::Data &, const QVariant &, 

                      QDeclarativeContextData *, WriteFlags flags = 0);

    static QDeclarativeAbstractBinding *setBinding(QObject *, int coreIndex, int valueTypeIndex /* -1 */,

                                                   QDeclarativeAbstractBinding *,

                                                   WriteFlags flags = DontRemoveBinding);

    static QByteArray saveValueType(const QMetaObject *, int, 

                                    const QMetaObject *, int);

    static QByteArray saveProperty(const QMetaObject *, int);

    static QDeclarativeProperty restore(const QByteArray &, QObject *, QDeclarativeContextData *);

    static bool equal(const QMetaObject *, const QMetaObject *);

    static bool canConvert(const QMetaObject *from, const QMetaObject *to);

    // "Public" (to QML) methods

    static QDeclarativeAbstractBinding *binding(const QDeclarativeProperty &that);

    static QDeclarativeAbstractBinding *setBinding(const QDeclarativeProperty &that,

                                                   QDeclarativeAbstractBinding *,

                                                   WriteFlags flags = DontRemoveBinding);

    static QDeclarativeExpression *signalExpression(const QDeclarativeProperty &that);

    static QDeclarativeExpression *setSignalExpression(const QDeclarativeProperty &that, 

                                                       QDeclarativeExpression *) ;

    static bool write(const QDeclarativeProperty &that, const QVariant &, WriteFlags);

    static int valueTypeCoreIndex(const QDeclarativeProperty &that);

    static int bindingIndex(const QDeclarativeProperty &that);

    static QMetaMethod findSignalByName(const QMetaObject *mo, const QByteArray &);

};

Q_DECLARE_OPERATORS_FOR_FLAGS(QDeclarativePropertyPrivate::WriteFlags)

QT_END_NAMESPACE

#endif // QDECLARATIVEPROPERTY_P_H