serializer.h

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// Program Name: serializer.h
// Created     : Nov. 28, 2009
//
// Purpose     : Serialization Abstract Class
//                                                                            
// Copyright (c) 2005 David Blain <dblain@mythtv.org>
//                                          
// Licensed under the GPL v2 or later, see LICENSE for details
//
 
#ifndef SERIALIZER_H
#define SERIALIZER_H
 
#include "libmythupnp/upnpexp.h"
#include "libmythupnp/upnputil.h"
 
#include <QList>
#include <QMetaType>
#include <QCryptographicHash>
 
//
//
//
 
class UPNP_PUBLIC Serializer
{
    protected:
 
        QCryptographicHash  m_hash;
 
        virtual void BeginSerialize( QString &/*sName*/ ) {}
        virtual void EndSerialize  () {}
 
        virtual void BeginObject( const QString &sName, const QObject  *pObject ) = 0;
        virtual void EndObject  ( const QString &sName, const QObject  *pObject ) = 0;
 
        virtual void AddProperty( const QString       &sName, 
                                  const QVariant      &vValue,
                                  const QMetaObject   *pMetaParent,
                                  const QMetaProperty *pMetaProp ) = 0;
 
 
        void SerializeObject          ( const QObject *pObject, const QString &sName );
        void SerializeObjectProperties( const QObject *pObject );
 
        static QString    ReadPropertyMetadata  ( const QObject *pObject, 
                                                 const QString&  sPropName,
                                                 const QString&  sKey );
 
    public:
 
        virtual void Serialize( const QObject *pObject, const QString &_sName = QString() );
        virtual void Serialize( const QVariant &vValue, const QString &sName );
 
        // Helper Methods
 
        virtual QString GetContentType () = 0;
        virtual void    AddHeaders     ( QStringMap &headers );
 
 
        inline Serializer();
};
 
// This is also defined in /usr/include/qt5/QtQml/qqmlcontext.h
#ifndef QQMLCONTEXT_H
Q_DECLARE_METATYPE( QList<QObject*> )
#endif
 
inline Serializer::Serializer() :
    m_hash(QCryptographicHash::Sha1)
{
    qRegisterMetaType< QList<QObject*> >("QList<QObject*>");
}
 
#endif // SERIALIZER_H