/////////////////////////////////////////////////////////////////////////////
// Name:        xmlio.h
// Purpose:     wxXmlIOHandler - XML I/O classes
// Author:      Vaclav Slavik
// Created:     2000/07/24
// RCS-ID:      $Id: xmlio.h,v 1.1 2001/02/25 11:56:04 aleksandras Exp $
// Copyright:   (c) 2000 Vaclav Slavik
// Licence:     wxWindows licence
/////////////////////////////////////////////////////////////////////////////

#ifndef _WX_XMLIO_H_
#define _WX_XMLIO_H_

#ifdef __GNUG__
#pragma interface "xmlio.h"
#endif

#include "wx/defs.h"
#include "wx/string.h"
#include "wx/xml/xml.h"


class WXDLLEXPORT wxXmlIOHandlerBin : public wxXmlIOHandler
{
    public:
        wxXmlIOHandlerBin() {}

        virtual wxXmlIOType GetType() { return wxXML_IO_BIN; }
        virtual bool CanLoad(wxInputStream& stream);
        virtual bool CanSave() { return TRUE; }

        virtual bool Load(wxInputStream& stream, wxXmlDocument& doc);
        virtual bool Save(wxOutputStream& stream, const wxXmlDocument& doc);
        
    protected: 
        wxString ReadHeader(wxInputStream& stream);
        void WriteHeader(wxOutputStream& stream, const wxString& header);
};



#if wxUSE_ZLIB

class WXDLLEXPORT wxXmlIOHandlerBinZ : public wxXmlIOHandlerBin
{
    public:
        wxXmlIOHandlerBinZ() {}

        virtual wxXmlIOType GetType() { return wxXML_IO_BINZ; }
        virtual bool CanLoad(wxInputStream& stream);

        virtual bool Load(wxInputStream& stream, wxXmlDocument& doc);
        virtual bool Save(wxOutputStream& stream, const wxXmlDocument& doc);
};

#endif



class WXDLLEXPORT wxXmlIOHandlerLibxml : public wxXmlIOHandler
{
    public:
        virtual wxXmlIOType GetType() { return wxXML_IO_LIBXML; }
        virtual bool CanLoad(wxInputStream& stream);
        virtual bool CanSave();

        virtual bool Load(wxInputStream& stream, wxXmlDocument& doc);
        virtual bool Save(wxOutputStream& stream, const wxXmlDocument& doc);
};


#endif // _WX_XMLIO_H_
