wxWidgets/include/wx/xtixml.h
2021-10-03 17:07:44 +02:00

120 lines
3.7 KiB
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/////////////////////////////////////////////////////////////////////////////
// Name: wx/xtixml.h
// Purpose: xml streaming runtime metadata information (extended class info)
// Author: Stefan Csomor
// Modified by:
// Created: 27/07/03
// Copyright: (c) 2003 Stefan Csomor
// Licence: wxWindows licence
/////////////////////////////////////////////////////////////////////////////
#ifndef _WX_XTIXMLH__
#define _WX_XTIXMLH__
#include "wx/defs.h"
#if wxUSE_EXTENDED_RTTI
#include "wx/string.h"
#include "wx/xtistrm.h"
/*
class WXDLLIMPEXP_XML wxXmlNode;
class WXDLLIMPEXP_BASE wxPropertyInfo;
class WXDLLIMPEXP_BASE wxObject;
class WXDLLIMPEXP_BASE wxClassInfo;
class WXDLLIMPEXP_BASE wxAnyList;
class WXDLLIMPEXP_BASE wxHandlerInfo;
class WXDLLIMPEXP_BASE wxObjectWriterCallback;
*/
class WXDLLIMPEXP_XML wxObjectXmlWriter: public wxObjectWriter
{
public:
wxObjectXmlWriter( wxXmlNode * parent );
virtual ~wxObjectXmlWriter();
//
// streaming callbacks
//
// these callbacks really write out the values in the stream format
//
//
// streaming callbacks
//
// these callbacks really write out the values in the stream format
// begins writing out a new toplevel entry which has the indicated unique name
virtual void DoBeginWriteTopLevelEntry( const wxString &name );
// ends writing out a new toplevel entry which has the indicated unique name
virtual void DoEndWriteTopLevelEntry( const wxString &name );
// start of writing an object having the passed in ID
virtual void DoBeginWriteObject(const wxObject *object,
const wxClassInfo *classInfo, int objectID, const wxStringToAnyHashMap &metadata );
// end of writing a toplevel object name param is used for unique
// identification within the container
virtual void DoEndWriteObject(const wxObject *object,
const wxClassInfo *classInfo, int objectID );
// writes a simple property in the stream format
virtual void DoWriteSimpleType( const wxAny &value );
// start of writing a complex property into the stream (
virtual void DoBeginWriteProperty( const wxPropertyInfo *propInfo );
// end of writing a complex property into the stream
virtual void DoEndWriteProperty( const wxPropertyInfo *propInfo );
virtual void DoBeginWriteElement();
virtual void DoEndWriteElement();
// insert an object reference to an already written object
virtual void DoWriteRepeatedObject( int objectID );
// insert a null reference
virtual void DoWriteNullObject();
// writes a delegate in the stream format
virtual void DoWriteDelegate( const wxObject *object,
const wxClassInfo* classInfo, const wxPropertyInfo *propInfo,
const wxObject *eventSink, int sinkObjectID,
const wxClassInfo* eventSinkClassInfo, const wxHandlerInfo* handlerIndo );
private:
struct wxObjectXmlWriterInternal;
wxObjectXmlWriterInternal* m_data;
};
/*
wxObjectXmlReader handles streaming in a class from XML
*/
class WXDLLIMPEXP_XML wxObjectXmlReader: public wxObjectReader
{
public:
wxObjectXmlReader(wxXmlNode *parent) { m_parent = parent; }
virtual ~wxObjectXmlReader() {}
// Reads a component from XML. The return value is the root object ID, which can
// then be used to ask the readercallback about that object
virtual int ReadObject( const wxString &name, wxObjectReaderCallback *readercallback );
private:
int ReadComponent(wxXmlNode *parent, wxObjectReaderCallback *callbacks);
// read the content of this node (simple type) and return the corresponding value
wxAny ReadValue(wxXmlNode *Node, const wxTypeInfo *type );
wxXmlNode * m_parent;
};
#endif // wxUSE_EXTENDED_RTTI
#endif