libreoffice/sw/source/core/fields/tblcalc.cxx

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 * Copyright 2000, 2010 Oracle and/or its affiliates.
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 * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
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// MARKER(update_precomp.py): autogen include statement, do not remove
#include "precompiled_sw.hxx"


#include <cntfrm.hxx>
#include <doc.hxx>
#include <pam.hxx>      // fuer GetBodyTxtNode
#include <ndtxt.hxx>
#include <fmtfld.hxx>
#include <txtfld.hxx>
#include <expfld.hxx>
#include <docfld.hxx>   // fuer _SetGetExpFld
#ifndef _UNOFLDMID_H
#include <unofldmid.h>
#endif

using namespace ::com::sun::star;
using ::rtl::OUString;


SwTblFieldType::SwTblFieldType(SwDoc* pDocPtr)
    : SwValueFieldType( pDocPtr, RES_TABLEFLD )
{}


SwFieldType* SwTblFieldType::Copy() const
{
    return new SwTblFieldType(GetDoc());
}



void SwTblField::CalcField( SwTblCalcPara& rCalcPara )
{
    if( rCalcPara.rCalc.IsCalcError() )     // ist schon Fehler gesetzt ?
        return;

    // erzeuge aus den BoxNamen die Pointer
    BoxNmToPtr( rCalcPara.pTbl );
    String sFml( MakeFormel( rCalcPara ));
    SetValue( rCalcPara.rCalc.Calculate( sFml ).GetDouble() );
    ChgValid( !rCalcPara.IsStackOverFlow() );       // ist der Wert wieder gueltig?
}



SwTblField::SwTblField( SwTblFieldType* pInitType, const String& rFormel,
                        USHORT nType, ULONG nFmt )
    : SwValueField( pInitType, nFmt ), SwTableFormula( rFormel ),
    sExpand( '0' ), nSubType(nType)
{
}


SwField* SwTblField::Copy() const
{
    SwTblField* pTmp = new SwTblField( (SwTblFieldType*)GetTyp(),
                                        SwTableFormula::GetFormula(), nSubType, GetFormat() );
    pTmp->sExpand     = sExpand;
    pTmp->SwValueField::SetValue(GetValue());
    pTmp->SwTableFormula::operator=( *this );
    pTmp->SetAutomaticLanguage(IsAutomaticLanguage());
    return pTmp;
}


String SwTblField::GetCntnt(BOOL bName) const
{
    if( bName )
    {
        String aStr(GetTyp()->GetName());
        aStr += ' ';

        USHORT nOldSubType = nSubType;
        SwTblField* pThis = (SwTblField*)this;
        pThis->nSubType |= nsSwExtendedSubType::SUB_CMD;
        aStr += Expand();
        pThis->nSubType = nOldSubType;

        return aStr;
    }
    return Expand();
}

// suche den TextNode, in dem das Feld steht
const SwNode* SwTblField::GetNodeOfFormula() const
{
    if( !GetTyp()->GetDepends() )
        return 0;

    SwClientIter aIter( *GetTyp() );
    SwClient * pLast = aIter.GoStart();
    if( pLast )     // konnte zum Anfang gesprungen werden ??
        do {
            const SwFmtFld* pFmtFld = (SwFmtFld*)pLast;
            if( this == pFmtFld->GetFld() )
                return (SwTxtNode*)&pFmtFld->GetTxtFld()->GetTxtNode();

        } while( 0 != ( pLast = aIter++ ));
    return 0;
}


String SwTblField::Expand() const
{
    String aStr;
    if (nSubType & nsSwExtendedSubType::SUB_CMD)
    {
        if( EXTRNL_NAME != GetNameType() )
        {
            const SwNode* pNd = GetNodeOfFormula();
            const SwTableNode* pTblNd = pNd ? pNd->FindTableNode() : 0;
            if( pTblNd )
                ((SwTblField*)this)->PtrToBoxNm( &pTblNd->GetTable() );
        }
        if( EXTRNL_NAME == GetNameType() )
            aStr = SwTableFormula::GetFormula();
    }
    else
    {
        aStr = sExpand;
        if(nSubType & nsSwGetSetExpType::GSE_STRING)
        {
            // es ist ein String
            aStr = sExpand;
            aStr.Erase( 0,1 );
            aStr.Erase( aStr.Len()-1, 1 );
        }
    }
    return aStr;
}

USHORT SwTblField::GetSubType() const
{
    return nSubType;
}

void SwTblField::SetSubType(USHORT nType)
{
    nSubType = nType;
}


void SwTblField::SetValue( const double& rVal )
{
    SwValueField::SetValue(rVal);
    sExpand = ((SwValueFieldType*)GetTyp())->ExpandValue(rVal, GetFormat(), GetLanguage());
}

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


String SwTblField::GetPar2() const
{
    return SwTableFormula::GetFormula();
}


void SwTblField::SetPar2(const String& rStr)
{
    SetFormula( rStr );
}


/*-----------------04.03.98 10:33-------------------

--------------------------------------------------*/
BOOL SwTblField::QueryValue( uno::Any& rAny, USHORT nWhichId ) const
{
    BOOL bRet = TRUE;
    switch ( nWhichId )
    {
    case FIELD_PROP_PAR2:
        {
            USHORT nOldSubType = nSubType;
            SwTblField* pThis = (SwTblField*)this;
            pThis->nSubType |= nsSwExtendedSubType::SUB_CMD;
            rAny <<= rtl::OUString( Expand() );
            pThis->nSubType = nOldSubType;
        }
        break;
    case FIELD_PROP_BOOL1:
        {
            BOOL bFormula = 0 != (nsSwExtendedSubType::SUB_CMD & nSubType);
            rAny.setValue(&bFormula, ::getBooleanCppuType());
        }
        break;
    case FIELD_PROP_PAR1:
        rAny <<= rtl::OUString(GetExpStr());
        break;
    case FIELD_PROP_FORMAT:
        rAny <<= (sal_Int32)GetFormat();
        break;
    default:
        bRet = sal_False;
    }
    return bRet;
}
/*-----------------04.03.98 10:33-------------------

--------------------------------------------------*/
BOOL SwTblField::PutValue( const uno::Any& rAny, USHORT nWhichId )
{
    BOOL bRet = TRUE;
    String sTmp;
    switch ( nWhichId )
    {
    case FIELD_PROP_PAR2:
        SetFormula( ::GetString( rAny, sTmp ));
        break;
    case FIELD_PROP_BOOL1:
        if(*(sal_Bool*)rAny.getValue())
            nSubType = nsSwGetSetExpType::GSE_FORMULA|nsSwExtendedSubType::SUB_CMD;
        else
            nSubType = nsSwGetSetExpType::GSE_FORMULA;
        break;
    case FIELD_PROP_PAR1:
        ChgExpStr( ::GetString( rAny, sTmp ));
        break;
    case FIELD_PROP_FORMAT:
        {
            sal_Int32 nTmp = 0;
            rAny >>= nTmp;
            SetFormat(nTmp);
        }
        break;
    default:
        bRet = sal_False;
    }
    return bRet;
}