AOO410/main/sw/source/core/fields/fldbas.cxx

/**************************************************************
 * 
 * Licensed to the Apache Software Foundation (ASF) under one
 * or more contributor license agreements.  See the NOTICE file
 * distributed with this work for additional information
 * regarding copyright ownership.  The ASF licenses this file
 * to you under the Apache License, Version 2.0 (the
 * "License"); you may not use this file except in compliance
 * with the License.  You may obtain a copy of the License at
 * 
 *   http://www.apache.org/licenses/LICENSE-2.0
 * 
 * Unless required by applicable law or agreed to in writing,
 * software distributed under the License is distributed on an
 * "AS IS" BASIS, WITHOUT WARRANTIES OR CONDITIONS OF ANY
 * KIND, either express or implied.  See the License for the
 * specific language governing permissions and limitations
 * under the License.
 * 
 *************************************************************/



// MARKER(update_precomp.py): autogen include statement, do not remove
#include "precompiled_sw.hxx"

#include <float.h>
#include <rtl/math.hxx>
#include <svl/zforlist.hxx>
#include <svl/zformat.hxx>
#include <editeng/unolingu.hxx>
#include <unofldmid.h>
#include <doc.hxx>
#include <editsh.hxx>
#include <frame.hxx>
#include <fldbas.hxx>
#include <flddat.hxx>
#include <ndtxt.hxx>
#include <fmtfld.hxx>
#include <txtfld.hxx>
#include <pam.hxx>
#include <docfld.hxx>
#include <swtable.hxx>
#include <docufld.hxx>
#include <expfld.hxx>
#include <shellres.hxx>
#include <calc.hxx>
#include <comcore.hrc>

#include <math.h>
#include <float.h>

using namespace ::com::sun::star;
using namespace nsSwDocInfoSubType;

sal_uInt16 lcl_GetLanguageOfFormat( sal_uInt16 nLng, sal_uLong nFmt,
								const SvNumberFormatter& rFormatter )
{
	if( nLng == LANGUAGE_NONE )	// wegen Bug #60010
		nLng = LANGUAGE_SYSTEM;
	else if( nLng == ::GetAppLanguage() )
		switch( rFormatter.GetIndexTableOffset( nFmt ))
		{
		case NF_NUMBER_SYSTEM:
		case NF_DATE_SYSTEM_SHORT:
		case NF_DATE_SYSTEM_LONG:
		case NF_DATETIME_SYSTEM_SHORT_HHMM:
			nLng = LANGUAGE_SYSTEM;
			break;
        default: break;
		}
	return nLng;
}

/*--------------------------------------------------------------------
	Beschreibung: Globals
 --------------------------------------------------------------------*/
// Array der Feldname

SvStringsDtor* SwFieldType::pFldNames = 0;

DBG_NAME(SwFieldType)

	sal_uInt16 __FAR_DATA aTypeTab[] = {
	/* RES_DBFLD			*/		TYP_DBFLD,
	/* RES_USERFLD			*/		TYP_USERFLD,
	/* RES_FILENAMEFLD		*/		TYP_FILENAMEFLD,
	/* RES_DBNAMEFLD		*/		TYP_DBNAMEFLD,
	/* RES_DATEFLD	   		*/		TYP_DATEFLD,
	/* RES_TIMEFLD			*/		TYP_TIMEFLD,
	/* RES_PAGENUMBERFLD	*/		TYP_PAGENUMBERFLD,	// dynamisch
	/* RES_AUTHORFLD		*/		TYP_AUTHORFLD,
	/* RES_CHAPTERFLD		*/		TYP_CHAPTERFLD,
	/* RES_DOCSTATFLD		*/		TYP_DOCSTATFLD,
	/* RES_GETEXPFLD		*/		TYP_GETFLD,			// dynamisch
	/* RES_SETEXPFLD		*/		TYP_SETFLD,			// dynamisch
	/* RES_GETREFFLD		*/		TYP_GETREFFLD,
	/* RES_HIDDENTXTFLD		*/		TYP_HIDDENTXTFLD,
	/* RES_POSTITFLD		*/		TYP_POSTITFLD,
	/* RES_FIXDATEFLD		*/		TYP_FIXDATEFLD,
	/* RES_FIXTIMEFLD		*/		TYP_FIXTIMEFLD,
	/* RES_REGFLD			*/		0,					// alt
	/* RES_VARREGFLD		*/		0,					// alt
	/* RES_SETREFFLD		*/		TYP_SETREFFLD,
	/* RES_INPUTFLD			*/		TYP_INPUTFLD,
	/* RES_MACROFLD			*/		TYP_MACROFLD,
	/* RES_DDEFLD			*/		TYP_DDEFLD,
	/* RES_TABLEFLD			*/		TYP_FORMELFLD,
	/* RES_HIDDENPARAFLD	*/		TYP_HIDDENPARAFLD,
	/* RES_DOCINFOFLD		*/		TYP_DOCINFOFLD,
	/* RES_TEMPLNAMEFLD		*/		TYP_TEMPLNAMEFLD,
	/* RES_DBNEXTSETFLD		*/		TYP_DBNEXTSETFLD,
	/* RES_DBNUMSETFLD		*/		TYP_DBNUMSETFLD,
	/* RES_DBSETNUMBERFLD	*/		TYP_DBSETNUMBERFLD,
	/* RES_EXTUSERFLD		*/		TYP_EXTUSERFLD,
	/* RES_REFPAGESETFLD	*/		TYP_SETREFPAGEFLD,
	/* RES_REFPAGEGETFLD    */		TYP_GETREFPAGEFLD,
	/* RES_INTERNETFLD		*/ 		TYP_INTERNETFLD,
	/* RES_JUMPEDITFLD		*/		TYP_JUMPEDITFLD,
	/* RES_SCRIPTFLD		*/		TYP_SCRIPTFLD,
	/* RES_DATETIMEFLD		*/		0,					// dynamisch
	/* RES_AUTHORITY		*/		TYP_AUTHORITY,
	/* RES_COMBINED_CHARS	*/		TYP_COMBINED_CHARS,
    /* RES_DROPDOWN         */      TYP_DROPDOWN
	};
		// ????? TYP_USRINPFLD,



const String& SwFieldType::GetTypeStr(sal_uInt16 nTypeId)
{
	if( !pFldNames )
		_GetFldName();

	if( nTypeId < SwFieldType::pFldNames->Count() )
		return *SwFieldType::pFldNames->GetObject( nTypeId );
	else
		return aEmptyStr;
}


/*---------------------------------------------------
 Jedes Feld referenziert einen Feldtypen, der fuer
 jedes Dokument einmalig ist.
 --------------------------------------------------*/

SwFieldType::SwFieldType( sal_uInt16 nWhichId )
	: SwModify(0),
	nWhich( nWhichId )
{
	DBG_CTOR( SwFieldType, 0 );
}

#ifdef DBG_UTIL

SwFieldType::~SwFieldType()
{
	DBG_DTOR( SwFieldType, 0 );
}

#endif

const String& SwFieldType::GetName() const
{
	return aEmptyStr;
}

sal_Bool SwFieldType::QueryValue( uno::Any&, sal_uInt16 ) const
{
	return sal_False;
}
sal_Bool SwFieldType::PutValue( const uno::Any& , sal_uInt16 )
{
	return sal_False;
}

/*--------------------------------------------------------------------
	Beschreibung:	Basisklasse aller Felder
					Felder referenzieren einen Feldtyp
					Felder sind n-mal vorhanden, Feldtypen nur einmal
 --------------------------------------------------------------------*/

SwField::SwField(
    SwFieldType* pTyp,
    sal_uInt32 nFmt,
    sal_uInt16 nLng,
    bool bUseFieldValueCache )
    : m_Cache()
    , m_bUseFieldValueCache( bUseFieldValueCache )
    , nLang( nLng )
    , bIsAutomaticLanguage( sal_True )
    , nFormat( nFmt )
    , pType( pTyp )
{
    ASSERT( pTyp, "SwField: ungueltiger SwFieldType" );
}

SwField::~SwField()
{
}

/*--------------------------------------------------------------------
	Beschreibung: Statt Umweg ueber den Typ
 --------------------------------------------------------------------*/

#ifdef DBG_UTIL
sal_uInt16 SwField::Which() const
{
	ASSERT(pType, "Kein Typ vorhanden");
	return pType->Which();
}
#endif

/*--------------------------------------------------------------------
	Beschreibung:
 --------------------------------------------------------------------*/

sal_uInt16 SwField::GetTypeId() const
{

	sal_uInt16 nRet;
	switch( pType->Which() )
	{
	case RES_DATETIMEFLD:
		if (GetSubType() & FIXEDFLD)
			nRet = static_cast<sal_uInt16>(GetSubType() & DATEFLD ? TYP_FIXDATEFLD : TYP_FIXTIMEFLD);
		else
			nRet = static_cast<sal_uInt16>(GetSubType() & DATEFLD ? TYP_DATEFLD : TYP_TIMEFLD);
		break;
	case RES_GETEXPFLD:
		nRet = static_cast<sal_uInt16>(nsSwGetSetExpType::GSE_FORMULA & GetSubType() ? TYP_FORMELFLD : TYP_GETFLD);
		break;

	case RES_HIDDENTXTFLD:
		nRet = GetSubType();
		break;

	case RES_SETEXPFLD:
		if( nsSwGetSetExpType::GSE_SEQ & GetSubType() )
			nRet = TYP_SEQFLD;
		else if( ((SwSetExpField*)this)->GetInputFlag() )
			nRet = TYP_SETINPFLD;
		else
			nRet = TYP_SETFLD;
		break;

	case RES_PAGENUMBERFLD:
		nRet = GetSubType();
		if( PG_NEXT == nRet )
			nRet = TYP_NEXTPAGEFLD;
		else if( PG_PREV == nRet )
			nRet = TYP_PREVPAGEFLD;
		else
			nRet = TYP_PAGENUMBERFLD;
		break;

	default:
		nRet = aTypeTab[ pType->Which() ];
	}
	return nRet;
}


/*--------------------------------------------------------------------
	Beschreibung: liefert den Namen oder den Inhalt
 --------------------------------------------------------------------*/

String SwField::GetFieldName() const
{
    sal_uInt16 nTypeId = GetTypeId();
    if (RES_DATETIMEFLD == GetTyp()->Which())
    {
        nTypeId = static_cast<sal_uInt16>(
            ((GetSubType() & DATEFLD) != 0) ? TYP_DATEFLD : TYP_TIMEFLD);
    }
    String sRet = SwFieldType::GetTypeStr( nTypeId );
    if (IsFixed())
    {
        sRet += ' ';
        sRet += ViewShell::GetShellRes()->aFixedStr;
    }
	return sRet;
}

/*--------------------------------------------------------------------
	Beschreibung: Parameter setzen auslesen
 --------------------------------------------------------------------*/

const String& SwField::GetPar1() const
{
	return aEmptyStr;
}

String SwField::GetPar2() const
{
	return aEmptyStr;
}

String SwField::GetFormula() const
{
	return GetPar2();
}

void SwField::SetPar1(const String& )
{}

void SwField::SetPar2(const String& )
{}

sal_uInt16 SwField::GetSubType() const
{
//	ASSERT(0, "Sorry Not implemented");
	return 0;
}

void SwField::SetSubType(sal_uInt16 )
{
//	ASSERT(0, "Sorry Not implemented");
}

sal_Bool  SwField::QueryValue( uno::Any& rVal, sal_uInt16 nWhichId ) const
{
    switch( nWhichId )
    {
        case FIELD_PROP_BOOL4:
        {
            sal_Bool bFixed = !bIsAutomaticLanguage;
            rVal.setValue(&bFixed, ::getCppuBooleanType());
        }
        break;
        default:
            DBG_ERROR("illegal property");
    }
    return sal_True;
}
sal_Bool SwField::PutValue( const uno::Any& rVal, sal_uInt16 nWhichId )
{
    switch( nWhichId )
    {
        case FIELD_PROP_BOOL4:
        {
            sal_Bool bFixed = sal_False;
            if(rVal >>= bFixed)
                bIsAutomaticLanguage = !bFixed;
        }
        break;
        default:
            DBG_ERROR("illegal property");
    }
    return sal_True;
}


/*--------------------------------------------------------------------
	Beschreibung: 	neuen Typ setzen
					(wird fuer das Kopieren zwischen Dokumenten benutzt)
					muss immer vom gleichen Typ sein.
 --------------------------------------------------------------------*/

SwFieldType* SwField::ChgTyp( SwFieldType* pNewType )
{
	ASSERT( pNewType && pNewType->Which() == pType->Which(),
			"kein Typ oder ungleiche Typen" );

	SwFieldType* pOld = pType;
	pType = pNewType;
	return pOld;
}

	// hat das Feld eine Action auf dem ClickHandler ? (z.B. INetFelder,..)
sal_Bool SwField::HasClickHdl() const
{
	sal_Bool bRet = sal_False;
	switch( pType->Which() )
	{
	case RES_INTERNETFLD:
	case RES_JUMPEDITFLD:
	case RES_GETREFFLD:
	case RES_MACROFLD:
	case RES_INPUTFLD:
    case RES_DROPDOWN :
		bRet = sal_True;
		break;

	case RES_SETEXPFLD:
		bRet = ((SwSetExpField*)this)->GetInputFlag();
		break;
	}
	return bRet;
}

void SwField::SetLanguage(sal_uInt16 nLng)
{
	nLang = nLng;
}

void SwField::ChangeFormat(sal_uInt32 n)
{
	nFormat = n;
}

sal_Bool SwField::IsFixed() const
{
	sal_Bool bRet = sal_False;
	switch( pType->Which() )
	{
	case RES_FIXDATEFLD:
	case RES_FIXTIMEFLD:
		bRet = sal_True;
		break;

	case RES_DATETIMEFLD:
		bRet = 0 != (GetSubType() & FIXEDFLD);
		break;

	case RES_EXTUSERFLD:
	case RES_AUTHORFLD:
		bRet = 0 != (GetFormat() & AF_FIXED);
		break;

	case RES_FILENAMEFLD:
		bRet = 0 != (GetFormat() & FF_FIXED);
		break;

	case RES_DOCINFOFLD:
		bRet = 0 != (GetSubType() & DI_SUB_FIXED);
		break;
	}
	return bRet;
}

String SwField::ExpandField(bool const bCached) const
{
    if ( m_bUseFieldValueCache )
    {
        if (!bCached) // #i85766# do not expand fields in clipboard documents
        {
            m_Cache = Expand();
        }
        return m_Cache;
    }

    return Expand();
}

SwField * SwField::CopyField() const
{
    SwField *const pNew = Copy();
    // #i85766# cache expansion of source (for clipboard)
    // use this->cache, not this->Expand(): only text formatting calls Expand()
    pNew->m_Cache = m_Cache;
    pNew->m_bUseFieldValueCache = m_bUseFieldValueCache;

    return pNew;
}

/*--------------------------------------------------------------------
	Beschreibung: Numerierung expandieren
 --------------------------------------------------------------------*/

String FormatNumber(sal_uInt16 nNum, sal_uInt32 nFormat)
{
    if(SVX_NUM_PAGEDESC == nFormat)
        return  String::CreateFromInt32( nNum );
    SvxNumberType aNumber;

	ASSERT(nFormat != SVX_NUM_NUMBER_NONE, "Falsches Nummern-Format" );

	aNumber.SetNumberingType((sal_Int16)nFormat);
	return aNumber.GetNumStr(nNum);
}

/*--------------------------------------------------------------------
	Beschreibung: CTOR SwValueFieldType
 --------------------------------------------------------------------*/

SwValueFieldType::SwValueFieldType( SwDoc* pDocPtr, sal_uInt16 nWhichId )
	: SwFieldType(nWhichId),
	pDoc(pDocPtr),
	bUseFormat(sal_True)
{
}

SwValueFieldType::SwValueFieldType( const SwValueFieldType& rTyp )
	: SwFieldType(rTyp.Which()),
	pDoc(rTyp.GetDoc()),
	bUseFormat(rTyp.UseFormat())
{
}

/*--------------------------------------------------------------------
	Beschreibung: Wert formatiert als String zurueckgeben
 --------------------------------------------------------------------*/

String SwValueFieldType::ExpandValue( const double& rVal,
										sal_uInt32 nFmt, sal_uInt16 nLng) const
{
	if (rVal >= DBL_MAX)		// FehlerString fuer Calculator
		return ViewShell::GetShellRes()->aCalc_Error;

	String sExpand;
	SvNumberFormatter* pFormatter = pDoc->GetNumberFormatter();
	Color* pCol = 0;

	// wegen Bug #60010
	sal_uInt16 nFmtLng = ::lcl_GetLanguageOfFormat( nLng, nFmt, *pFormatter );

	if( nFmt < SV_COUNTRY_LANGUAGE_OFFSET && LANGUAGE_SYSTEM != nFmtLng )
	{
		short nType = NUMBERFORMAT_DEFINED;
		xub_StrLen nDummy;

		const SvNumberformat* pEntry = pFormatter->GetEntry(nFmt);

		if (pEntry && nLng != pEntry->GetLanguage())
		{
			sal_uInt32 nNewFormat = pFormatter->GetFormatForLanguageIfBuiltIn(nFmt,
													(LanguageType)nFmtLng);

			if (nNewFormat == nFmt)
			{
				// Warscheinlich benutzerdefiniertes Format
				String sFmt(pEntry->GetFormatstring());

				pFormatter->PutandConvertEntry(sFmt, nDummy, nType, nFmt,
										pEntry->GetLanguage(), nFmtLng );
			}
			else
				nFmt = nNewFormat;
		}
		ASSERT(pEntry, "Unbekanntes Zahlenformat!");
	}

	if( pFormatter->IsTextFormat( nFmt ) )
	{
		String sValue;
		DoubleToString(sValue, rVal, nFmtLng);
		pFormatter->GetOutputString(sValue, nFmt, sExpand, &pCol);
	}
	else
		pFormatter->GetOutputString(rVal, nFmt, sExpand, &pCol);

	return sExpand;
}

/*--------------------------------------------------------------------
	Beschreibung:
 --------------------------------------------------------------------*/

void SwValueFieldType::DoubleToString( String &rValue, const double &rVal,
										sal_uInt32 nFmt) const
{
	SvNumberFormatter* pFormatter = pDoc->GetNumberFormatter();
	const SvNumberformat* pEntry = pFormatter->GetEntry(nFmt);

	if (pEntry)
		DoubleToString(rValue, rVal, pEntry->GetLanguage());
}

/*--------------------------------------------------------------------
	Beschreibung:
 --------------------------------------------------------------------*/

void SwValueFieldType::DoubleToString( String &rValue, const double &rVal,
										sal_uInt16 nLng ) const
{
	SvNumberFormatter* pFormatter = pDoc->GetNumberFormatter();

	// wegen Bug #60010
	if( nLng == LANGUAGE_NONE )	// wegen Bug #60010
		nLng = LANGUAGE_SYSTEM;

	pFormatter->ChangeIntl( nLng );	// Separator in der richtigen Sprache besorgen
	rValue = ::rtl::math::doubleToUString( rVal, rtl_math_StringFormat_F, 12,
									pFormatter->GetDecSep(), true );
}

/*--------------------------------------------------------------------
	Beschreibung: CTOR SwValueField
 --------------------------------------------------------------------*/

SwValueField::SwValueField( SwValueFieldType* pFldType, sal_uInt32 nFmt,
							sal_uInt16 nLng, const double fVal )
	: SwField(pFldType, nFmt, nLng),
	fValue(fVal)
{
}

SwValueField::SwValueField( const SwValueField& rFld )
	: SwField(rFld),
	fValue(rFld.GetValue())
{
}

SwValueField::~SwValueField()
{
}
/*--------------------------------------------------------------------
	Beschreibung: 	neuen Typ setzen
					(wird fuer das Kopieren zwischen Dokumenten benutzt)
					muss immer vom gleichen Typ sein.
 --------------------------------------------------------------------*/

SwFieldType* SwValueField::ChgTyp( SwFieldType* pNewType )
{
	SwDoc* pNewDoc = ((SwValueFieldType *)pNewType)->GetDoc();
	SwDoc* pDoc    = GetDoc();

	if( pNewDoc && pDoc && pDoc != pNewDoc)
	{
		SvNumberFormatter* pFormatter = pNewDoc->GetNumberFormatter();

		if( pFormatter && pFormatter->HasMergeFmtTbl() &&
			((SwValueFieldType *)GetTyp())->UseFormat() )
			SetFormat(pFormatter->GetMergeFmtIndex( GetFormat() ));
	}

	return SwField::ChgTyp(pNewType);
}

/*--------------------------------------------------------------------
	Beschreibung: Format in Office-Sprache ermitteln
 --------------------------------------------------------------------*/

sal_uInt32 SwValueField::GetSystemFormat(SvNumberFormatter* pFormatter, sal_uInt32 nFmt)
{
	const SvNumberformat* pEntry = pFormatter->GetEntry(nFmt);
	sal_uInt16 nLng = SvxLocaleToLanguage( SvtSysLocale().GetLocaleData().getLocale() );

	if (pEntry && nLng != pEntry->GetLanguage())
	{
		sal_uInt32 nNewFormat = pFormatter->GetFormatForLanguageIfBuiltIn(nFmt,
														(LanguageType)nLng);

		if (nNewFormat == nFmt)
		{
			// Warscheinlich benutzerdefiniertes Format
			short nType = NUMBERFORMAT_DEFINED;
			xub_StrLen nDummy;

			String sFmt(pEntry->GetFormatstring());

			sal_uInt32 nFormat = nFmt;
			pFormatter->PutandConvertEntry(sFmt, nDummy, nType,
								nFormat, pEntry->GetLanguage(), nLng);
			nFmt = nFormat;
		}
		else
			nFmt = nNewFormat;
	}

	return nFmt;
}

/*--------------------------------------------------------------------
	Beschreibung: Sprache im Format anpassen
 --------------------------------------------------------------------*/

void SwValueField::SetLanguage( sal_uInt16 nLng )
{
    if( IsAutomaticLanguage() &&
            ((SwValueFieldType *)GetTyp())->UseFormat() &&
		GetFormat() != SAL_MAX_UINT32 )
	{
		// wegen Bug #60010
		SvNumberFormatter* pFormatter = GetDoc()->GetNumberFormatter();
		sal_uInt16 nFmtLng = ::lcl_GetLanguageOfFormat( nLng, GetFormat(),
													*pFormatter );

		if( (GetFormat() >= SV_COUNTRY_LANGUAGE_OFFSET ||
			 LANGUAGE_SYSTEM != nFmtLng ) &&
			!(Which() == RES_USERFLD && (GetSubType()&nsSwExtendedSubType::SUB_CMD) ) )
		{
			const SvNumberformat* pEntry = pFormatter->GetEntry(GetFormat());

			if( pEntry && nFmtLng != pEntry->GetLanguage() )
			{
				sal_uInt32 nNewFormat = pFormatter->GetFormatForLanguageIfBuiltIn(
										GetFormat(), (LanguageType)nFmtLng );

				if( nNewFormat == GetFormat() )
				{
					// Warscheinlich benutzerdefiniertes Format
					short nType = NUMBERFORMAT_DEFINED;
					xub_StrLen nDummy;
					String sFmt( pEntry->GetFormatstring() );
					pFormatter->PutandConvertEntry( sFmt, nDummy, nType,
													nNewFormat,
													pEntry->GetLanguage(),
													nFmtLng );
				}
				SetFormat( nNewFormat );
			}
			ASSERT(pEntry, "Unbekanntes Zahlenformat!");
		}
	}

	SwField::SetLanguage(nLng);
}

/*--------------------------------------------------------------------
	Beschreibung:
 --------------------------------------------------------------------*/

double SwValueField::GetValue() const
{
	return fValue;
}

void SwValueField::SetValue( const double& rVal )
{
	fValue = rVal;
}

/*--------------------------------------------------------------------
	Beschreibung: SwFormulaField
 --------------------------------------------------------------------*/

SwFormulaField::SwFormulaField( SwValueFieldType* pFldType, sal_uInt32 nFmt, const double fVal)
	: SwValueField(pFldType, nFmt, LANGUAGE_SYSTEM, fVal)
{
}

SwFormulaField::SwFormulaField( const SwFormulaField& rFld )
	: SwValueField((SwValueFieldType *)rFld.GetTyp(), rFld.GetFormat(),
					rFld.GetLanguage(), rFld.GetValue())
{
}

/*--------------------------------------------------------------------
	Beschreibung:
 --------------------------------------------------------------------*/

String SwFormulaField::GetFormula() const
{
	return sFormula;
}

/*--------------------------------------------------------------------
	Beschreibung:
 --------------------------------------------------------------------*/

void SwFormulaField::SetFormula(const String& rStr)
{
	sFormula = rStr;

	sal_uLong nFmt(GetFormat());

	if( nFmt && SAL_MAX_UINT32 != nFmt )
	{
		xub_StrLen nPos = 0;
		double fTmpValue;
		if( SwCalc::Str2Double( rStr, nPos, fTmpValue, GetDoc() ) )
			SwValueField::SetValue( fTmpValue );
	}
}

/*--------------------------------------------------------------------
	Beschreibung:
 --------------------------------------------------------------------*/

void SwFormulaField::SetExpandedFormula( const String& rStr )
{
	sal_uInt32 nFmt(GetFormat());

	if (nFmt && nFmt != SAL_MAX_UINT32 && ((SwValueFieldType *)GetTyp())->UseFormat())
	{
		double fTmpValue;

		SvNumberFormatter* pFormatter = GetDoc()->GetNumberFormatter();

		if (pFormatter->IsNumberFormat(rStr, nFmt, fTmpValue))
		{
			SwValueField::SetValue(fTmpValue);
			sFormula.Erase();

			((SwValueFieldType *)GetTyp())->DoubleToString(sFormula, fTmpValue, nFmt);
			return;
		}
	}
	sFormula = rStr;
}

/*--------------------------------------------------------------------
	Beschreibung:
 --------------------------------------------------------------------*/

String SwFormulaField::GetExpandedFormula() const
{
	sal_uInt32 nFmt(GetFormat());

	if (nFmt && nFmt != SAL_MAX_UINT32 && ((SwValueFieldType *)GetTyp())->UseFormat())
	{
		String sFormattedValue;
		Color* pCol = 0;

		SvNumberFormatter* pFormatter = GetDoc()->GetNumberFormatter();

		if (pFormatter->IsTextFormat(nFmt))
		{
			String sValue;
			((SwValueFieldType *)GetTyp())->DoubleToString(sValue, GetValue(), nFmt);
			pFormatter->GetOutputString(sValue, nFmt, sFormattedValue, &pCol);
		}
		else
			pFormatter->GetOutputString(GetValue(), nFmt, sFormattedValue, &pCol);

		return sFormattedValue;
	}
	else
		return GetFormula();
}

String SwField::GetDescription() const
{
    return SW_RES(STR_FIELD);
}