//////////////////////////////////////////////////////////////////////////////
//文件 OleObject.h
//主要功能: 
//
//程序编写:		2005-12-07
/////////////////////////////////////////////////////////////////////////////

#pragma once
#include ".\pointnamerect.h"
#include "afxole.h"

class COleObject;

class AFX_EXT_CLASS COleItem : public COleDocObjectItem
{
	DECLARE_SERIAL(COleItem)

public:
	COleItem(COleDocument* pContainerDoc = NULL, COleObject* pOleObject = NULL);
	~COleItem();

	virtual void Clear(void);

	void SetOleObject(COleObject* pOleObject);
	COleObject* GetOleObject(void);

protected:
	COleObject* m_pOleObject;
};

class AFX_EXT_CLASS COleObject :
	public CPointNameRect
{
public:
	COleObject(void);
	virtual ~COleObject(void);

protected:
	COleItem* m_pOleItem;

public:
	void SetOleItem(COleItem* pOleItem);
	COleItem* GetOleItem(void);

	void operator=(COleObject& pt);

	void Serialize(CArchive& ar, const short &ver) override;
	virtual int Read(CFile& fr, const short& ver);
	virtual void Write(CFile& fw, const short& ver);
	virtual void Clear(void);
	virtual void Clone(void* pOleObject);	//为COleObject对象或COleObjectEx对象
	virtual int ReadDML(CFile &fw, const short &ver);
	virtual int ReadPCG(CFile &fw, const short &ver);

	//必须经过派生类对此函数重写
	virtual COleItem* CloneOleItem(const COleItem* pItem);
};

typedef void (* PFUN_NEW_OLE)(COleItem** pItem, COleObject **pObject);
extern PFUN_NEW_OLE m_pFunGloblNewOle;