/****************************************************************************
**
** Copyright (C) 2010 Nokia Corporation and/or its subsidiary(-ies).
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** Contact: Nokia Corporation (qt-info@nokia.com)
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** This file is part of the QtDeclarative module of the Qt Toolkit.
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** This file contains pre-release code and may not be distributed.
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** contained in the Technology Preview License Agreement accompanying
** this package.
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** General Public License version 2.1 as published by the Free Software
** Foundation and appearing in the file LICENSE.LGPL included in the
** packaging of this file.  Please review the following information to
** ensure the GNU Lesser General Public License version 2.1 requirements
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**
** In addition, as a special exception, Nokia gives you certain additional
** rights.  These rights are described in the Nokia Qt LGPL Exception
** version 1.1, included in the file LGPL_EXCEPTION.txt in this package.
**
** If you have questions regarding the use of this file, please contact
** Nokia at qt-info@nokia.com.
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** $QT_END_LICENSE$
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****************************************************************************/

#ifndef QDECLARATIVE_H
#define QDECLARATIVE_H

#include <QtDeclarative/qdeclarativeprivate.h>
#include <QtDeclarative/qdeclarativeparserstatus.h>
#include <QtDeclarative/qdeclarativepropertyvaluesource.h>
#include <QtDeclarative/qdeclarativepropertyvalueinterceptor.h>
#include <QtDeclarative/qdeclarativelist.h>

#include <QtCore/qbytearray.h>
#include <QtCore/qmetaobject.h>

QT_BEGIN_HEADER

#define QML_DECLARE_TYPE(TYPE) \
    Q_DECLARE_METATYPE(TYPE *) \
    Q_DECLARE_METATYPE(QDeclarativeListProperty<TYPE>) 

#define QML_DECLARE_TYPE_HASMETATYPE(TYPE) \
    Q_DECLARE_METATYPE(QDeclarativeListProperty<TYPE>) 

#define QML_DECLARE_INTERFACE(INTERFACE) \
    QML_DECLARE_TYPE(INTERFACE)

#define QML_DECLARE_INTERFACE_HASMETATYPE(INTERFACE) \
    QML_DECLARE_TYPE_HASMETATYPE(INTERFACE)

enum { /* TYPEINFO flags */
    QML_HAS_ATTACHED_PROPERTIES = 0x01,
};

#define QML_DECLARE_TYPEINFO(TYPE, FLAGS) \
QT_BEGIN_NAMESPACE \
template <> \
class QDeclarativeTypeInfo<TYPE > \
{ \
public: \
    enum { \
        hasAttachedProperties = (((FLAGS) & QML_HAS_ATTACHED_PROPERTIES) == QML_HAS_ATTACHED_PROPERTIES) \
    }; \
}; \
QT_END_NAMESPACE

QT_BEGIN_NAMESPACE

QT_MODULE(Declarative)

template<typename T>
int qmlRegisterType()
{
    QByteArray name(T::staticMetaObject.className());

    QByteArray pointerName(name + '*');
    QByteArray listName("QDeclarativeListProperty<" + name + ">");

    QDeclarativePrivate::RegisterType type = {
        0, 

        qRegisterMetaType<T *>(pointerName.constData()),
        qRegisterMetaType<QDeclarativeListProperty<T> >(listName.constData()),
        0, 0,

        0, 0, 0, 0, &T::staticMetaObject,

        QDeclarativePrivate::attachedPropertiesFunc<T>(),
        QDeclarativePrivate::attachedPropertiesMetaObject<T>(),

        QDeclarativePrivate::StaticCastSelector<T,QDeclarativeParserStatus>::cast(), 
        QDeclarativePrivate::StaticCastSelector<T,QDeclarativePropertyValueSource>::cast(),
        QDeclarativePrivate::StaticCastSelector<T,QDeclarativePropertyValueInterceptor>::cast(),

        0, 0,

        0
    };

    return QDeclarativePrivate::registerType(type);
}

template<typename T>
int qmlRegisterType(const char *uri, int versionMajor, int versionMinor, const char *qmlName)
{
    QByteArray name(T::staticMetaObject.className());

    QByteArray pointerName(name + '*');
    QByteArray listName("QDeclarativeListProperty<" + name + ">");

    QDeclarativePrivate::RegisterType type = {
        0, 

        qRegisterMetaType<T *>(pointerName.constData()),
        qRegisterMetaType<QDeclarativeListProperty<T> >(listName.constData()),
        sizeof(T), QDeclarativePrivate::createInto<T>,

        uri, versionMajor, versionMinor, qmlName, &T::staticMetaObject,

        QDeclarativePrivate::attachedPropertiesFunc<T>(),
        QDeclarativePrivate::attachedPropertiesMetaObject<T>(),

        QDeclarativePrivate::StaticCastSelector<T,QDeclarativeParserStatus>::cast(), 
        QDeclarativePrivate::StaticCastSelector<T,QDeclarativePropertyValueSource>::cast(),
        QDeclarativePrivate::StaticCastSelector<T,QDeclarativePropertyValueInterceptor>::cast(),

        0, 0,

        0
    };

    return QDeclarativePrivate::registerType(type);
}

template<typename T, typename E>
int qmlRegisterExtendedType()
{
    QByteArray name(T::staticMetaObject.className());

    QByteArray pointerName(name + '*');
    QByteArray listName("QDeclarativeListProperty<" + name + ">");

    QDeclarativePrivate::RegisterType type = {
        0, 

        qRegisterMetaType<T *>(pointerName.constData()),
        qRegisterMetaType<QDeclarativeListProperty<T> >(listName.constData()),
        0, 0,

        0, 0, 0, 0, &T::staticMetaObject,

        QDeclarativePrivate::attachedPropertiesFunc<T>(),
        QDeclarativePrivate::attachedPropertiesMetaObject<T>(),

        QDeclarativePrivate::StaticCastSelector<T,QDeclarativeParserStatus>::cast(), 
        QDeclarativePrivate::StaticCastSelector<T,QDeclarativePropertyValueSource>::cast(),
        QDeclarativePrivate::StaticCastSelector<T,QDeclarativePropertyValueInterceptor>::cast(),

        QDeclarativePrivate::createParent<E>, &E::staticMetaObject,

        0
    };

    return QDeclarativePrivate::registerType(type);
}

template<typename T, typename E>
int qmlRegisterExtendedType(const char *uri, int versionMajor, int versionMinor, 
                            const char *qmlName)
{
    QByteArray name(T::staticMetaObject.className());

    QByteArray pointerName(name + '*');
    QByteArray listName("QDeclarativeListProperty<" + name + ">");

    QDeclarativeAttachedPropertiesFunc attached = QDeclarativePrivate::attachedPropertiesFunc<E>();
    const QMetaObject * attachedMetaObject = QDeclarativePrivate::attachedPropertiesMetaObject<E>(); 
    if (!attached) {
        attached = QDeclarativePrivate::attachedPropertiesFunc<T>();
        attachedMetaObject = QDeclarativePrivate::attachedPropertiesMetaObject<T>();
    }

    QDeclarativePrivate::RegisterType type = {
        0, 

        qRegisterMetaType<T *>(pointerName.constData()),
        qRegisterMetaType<QDeclarativeListProperty<T> >(listName.constData()),
        sizeof(T), QDeclarativePrivate::createInto<T>,

        uri, versionMajor, versionMinor, qmlName, &T::staticMetaObject,

        attached,
        attachedMetaObject,

        QDeclarativePrivate::StaticCastSelector<T,QDeclarativeParserStatus>::cast(), 
        QDeclarativePrivate::StaticCastSelector<T,QDeclarativePropertyValueSource>::cast(),
        QDeclarativePrivate::StaticCastSelector<T,QDeclarativePropertyValueInterceptor>::cast(),

        QDeclarativePrivate::createParent<E>, &E::staticMetaObject,

        0
    };

    return QDeclarativePrivate::registerType(type);
}

template<typename T>
int qmlRegisterInterface(const char *typeName)
{
    QByteArray name(typeName);

    QByteArray pointerName(name + '*');
    QByteArray listName("QDeclarativeListProperty<" + name + ">");

    QDeclarativePrivate::RegisterInterface interface = {
        0,

        qRegisterMetaType<T *>(pointerName.constData()),
        qRegisterMetaType<QDeclarativeListProperty<T> >(listName.constData()),

        qobject_interface_iid<T *>()
    };

    return QDeclarativePrivate::registerType(interface);
}

template<typename T>
int qmlRegisterCustomType(const char *uri, int versionMajor, int versionMinor, 
                          const char *qmlName, const char *typeName, QDeclarativeCustomParser *parser)
{
    QByteArray name(typeName);

    QByteArray pointerName(name + '*');
    QByteArray listName("QDeclarativeListProperty<" + name + ">");

    QDeclarativePrivate::RegisterType type = {
        0, 

        qRegisterMetaType<T *>(pointerName.constData()),
        qRegisterMetaType<QDeclarativeListProperty<T> >(listName.constData()),
        sizeof(T), QDeclarativePrivate::createInto<T>,

        uri, versionMajor, versionMinor, qmlName, &T::staticMetaObject,

        QDeclarativePrivate::attachedPropertiesFunc<T>(),
        QDeclarativePrivate::attachedPropertiesMetaObject<T>(),

        QDeclarativePrivate::StaticCastSelector<T,QDeclarativeParserStatus>::cast(), 
        QDeclarativePrivate::StaticCastSelector<T,QDeclarativePropertyValueSource>::cast(),
        QDeclarativePrivate::StaticCastSelector<T,QDeclarativePropertyValueInterceptor>::cast(),

        0, 0,

        parser
    };

    return QDeclarativePrivate::registerType(type);
}

class QDeclarativeContext;
class QDeclarativeEngine;
Q_DECLARATIVE_EXPORT void qmlExecuteDeferred(QObject *);
Q_DECLARATIVE_EXPORT QDeclarativeContext *qmlContext(const QObject *);
Q_DECLARATIVE_EXPORT QDeclarativeEngine *qmlEngine(const QObject *);
Q_DECLARATIVE_EXPORT QObject *qmlAttachedPropertiesObjectById(int, const QObject *, bool create = true);
Q_DECLARATIVE_EXPORT QObject *qmlAttachedPropertiesObject(int *, const QObject *, const QMetaObject *, bool create);

template<typename T>
QObject *qmlAttachedPropertiesObject(const QObject *obj, bool create = true)
{
    static int idx = -1;
    return qmlAttachedPropertiesObject(&idx, obj, &T::staticMetaObject, create);
}

QT_END_NAMESPACE

QML_DECLARE_TYPE(QObject)
Q_DECLARE_METATYPE(QVariant)

QT_END_HEADER

#endif // QDECLARATIVE_H