/*************************************************************************
 *
 *  OpenOffice.org - a multi-platform office productivity suite
 *
 *  $RCSfile: ddefld.hxx,v $
 *
 *  $Revision: 1.4 $
 *
 *  last change: $Author: rt $ $Date: 2005/09/09 15:53:22 $
 *
 *  The Contents of this file are made available subject to
 *  the terms of GNU Lesser General Public License Version 2.1.
 *
 *
 *    GNU Lesser General Public License Version 2.1
 *    =============================================
 *    Copyright 2005 by Sun Microsystems, Inc.
 *    901 San Antonio Road, Palo Alto, CA 94303, USA
 *
 *    This library is free software; you can redistribute it and/or
 *    modify it under the terms of the GNU Lesser General Public
 *    License version 2.1, as published by the Free Software Foundation.
 *
 *    This library is distributed in the hope that it will be useful,
 *    but WITHOUT ANY WARRANTY; without even the implied warranty of
 *    MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the GNU
 *    Lesser General Public License for more details.
 *
 *    You should have received a copy of the GNU Lesser General Public
 *    License along with this library; if not, write to the Free Software
 *    Foundation, Inc., 59 Temple Place, Suite 330, Boston,
 *    MA  02111-1307  USA
 *
 ************************************************************************/
#ifndef _DDEFLD_HXX
#define _DDEFLD_HXX

#ifndef _LNKBASE_HXX //autogen
#include <so3/lnkbase.hxx>
#endif
#include "fldbas.hxx"
namespace binfilter {

class SwDoc;

/*--------------------------------------------------------------------
	Beschreibung: FieldType fuer DDE
 --------------------------------------------------------------------*/

class SwDDEFieldType : public SwFieldType
{
	String aName;
	String aExpansion;

	::so3::SvBaseLinkRef refLink;
	SwDoc* pDoc;

	USHORT nRefCnt;
	BOOL bCRLFFlag : 1;
	BOOL bDeleted : 1;

	void _RefCntChgd();
public:
	SwDDEFieldType( const String& rName, const String& rCmd,
                    USHORT = ::so3::LINKUPDATE_ONCALL );
	~SwDDEFieldType();

	const String& GetExpansion() const			{ return aExpansion; }
	void SetExpansion( const String& rStr )		{ aExpansion = rStr,
												  bCRLFFlag = FALSE; }

	virtual SwFieldType* Copy() const;
	virtual const String& GetName() const;

    virtual BOOL        QueryValue( ::com::sun::star::uno::Any& rVal, BYTE nMId ) const;
    virtual BOOL        PutValue( const ::com::sun::star::uno::Any& rVal, BYTE nMId );

	String GetCmd() const;
	void SetCmd( const String& rStr );

	USHORT GetType() const 			{ return refLink->GetUpdateMode();	}
	void SetType( USHORT nType )	{ refLink->SetUpdateMode( nType );	}

	BOOL IsDeleted() const 			{ return bDeleted; }
	void SetDeleted( BOOL b )		{ bDeleted = b; }

	BOOL IsConnected() const		{ return 0 != refLink->GetObj(); }
	void UpdateNow()				{ refLink->Update(); }
	void Disconnect()				{ refLink->Disconnect(); }

	const ::so3::SvBaseLink& GetBaseLink() const 	{ return *refLink; }
		  ::so3::SvBaseLink& GetBaseLink()			{ return *refLink; }

	const SwDoc* GetDoc() const 	{ return pDoc; }
		  SwDoc* GetDoc() 			{ return pDoc; }
	void SetDoc( SwDoc* pDoc );

	void IncRefCnt() {	if( !nRefCnt++ && pDoc ) _RefCntChgd();	}
	void DecRefCnt() {	if( !--nRefCnt && pDoc ) _RefCntChgd(); }

	void SetCRLFDelFlag( BOOL bFlag = TRUE )	{ bCRLFFlag = bFlag; }
	BOOL IsCRLFDelFlag() const 					{ return bCRLFFlag; }
};

/*--------------------------------------------------------------------
	Beschreibung: DDE-Feld
 --------------------------------------------------------------------*/

class SwDDEField : public SwField
{
public:
	SwDDEField(SwDDEFieldType*);
	~SwDDEField();

	virtual String	 Expand() const;
	virtual SwField* Copy() const;

	// ueber Typen Parameter ermitteln
	// Name kann nicht geaendert werden
    virtual const String& GetPar1() const;

	// Commando
    virtual String  GetPar2() const;
    virtual void    SetPar2(const String& rStr);
};


} //namespace binfilter
#endif // _DDEFLD_HXX
