Files
libreoffice/sw/source/core/txtnode/atrfld.cxx
2011-04-22 16:04:20 +02:00

423 lines
13 KiB
C++

/* -*- Mode: C++; tab-width: 4; indent-tabs-mode: nil; c-basic-offset: 4 -*- */
/*************************************************************************
*
* DO NOT ALTER OR REMOVE COPYRIGHT NOTICES OR THIS FILE HEADER.
*
* Copyright 2000, 2010 Oracle and/or its affiliates.
*
* OpenOffice.org - a multi-platform office productivity suite
*
* This file is part of OpenOffice.org.
*
* OpenOffice.org is free software: you can redistribute it and/or modify
* it under the terms of the GNU Lesser General Public License version 3
* only, as published by the Free Software Foundation.
*
* OpenOffice.org 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 version 3 for more details
* (a copy is included in the LICENSE file that accompanied this code).
*
* You should have received a copy of the GNU Lesser General Public License
* version 3 along with OpenOffice.org. If not, see
* <http://www.openoffice.org/license.html>
* for a copy of the LGPLv3 License.
*
************************************************************************/
// MARKER(update_precomp.py): autogen include statement, do not remove
#include "precompiled_sw.hxx"
#include "fldbas.hxx" // fuer FieldType
#include <fmtfld.hxx>
#include <txtfld.hxx>
#include <docufld.hxx>
#include <doc.hxx>
#include "reffld.hxx"
#include "ddefld.hxx"
#include "usrfld.hxx"
#include "expfld.hxx"
#include "swfont.hxx" // fuer GetFldsColor
#include "ndtxt.hxx" // SwTxtNode
#include "calc.hxx" // Update fuer UserFields
#include "hints.hxx"
#include <IDocumentFieldsAccess.hxx>
#include <fieldhint.hxx>
#include <svl/smplhint.hxx>
TYPEINIT3( SwFmtFld, SfxPoolItem, SwClient,SfxBroadcaster)
TYPEINIT1(SwFmtFldHint, SfxHint);
/****************************************************************************
*
* class SwFmtFld
*
****************************************************************************/
// Konstruktor fuers Default vom Attribut-Pool
SwFmtFld::SwFmtFld()
: SfxPoolItem( RES_TXTATR_FIELD ),
SwClient( 0 ),
pField( 0 ),
pTxtAttr( 0 )
{
}
SwFmtFld::SwFmtFld( const SwField &rFld )
: SfxPoolItem( RES_TXTATR_FIELD ),
SwClient( rFld.GetTyp() ),
pTxtAttr( 0 )
{
pField = rFld.CopyField();
}
// #i24434#
// Since Items are used in ItemPool and in default constructed ItemSets with
// full pool range, all items need to be clonable. Thus, this one needed to be
// corrected
SwFmtFld::SwFmtFld( const SwFmtFld& rAttr )
: SfxPoolItem( RES_TXTATR_FIELD ), SwClient(), SfxBroadcaster(),
pField( 0 ),
pTxtAttr( 0 )
{
if(rAttr.GetFld())
{
rAttr.GetFld()->GetTyp()->Add(this);
pField = rAttr.GetFld()->CopyField();
}
}
SwFmtFld::~SwFmtFld()
{
SwFieldType* pType = pField ? pField->GetTyp() : 0;
if (pType && pType->Which() == RES_DBFLD)
pType = 0; // DB-Feldtypen zerstoeren sich selbst
Broadcast( SwFmtFldHint( this, SWFMTFLD_REMOVED ) );
delete pField;
// bei einige FeldTypen muessen wir den FeldTypen noch loeschen
if( pType && pType->IsLastDepend() )
{
sal_Bool bDel = sal_False;
switch( pType->Which() )
{
case RES_USERFLD:
bDel = ((SwUserFieldType*)pType)->IsDeleted();
break;
case RES_SETEXPFLD:
bDel = ((SwSetExpFieldType*)pType)->IsDeleted();
break;
case RES_DDEFLD:
bDel = ((SwDDEFieldType*)pType)->IsDeleted();
break;
}
if( bDel )
{
// vorm loeschen erstmal austragen
pType->Remove( this );
delete pType;
}
}
}
void SwFmtFld::RegisterToFieldType( SwFieldType& rType )
{
rType.Add(this);
}
// #111840#
void SwFmtFld::SetFld(SwField * _pField)
{
if (NULL != pField)
delete pField;
pField = _pField;
Broadcast( SwFmtFldHint( this, SWFMTFLD_CHANGED ) );
}
int SwFmtFld::operator==( const SfxPoolItem& rAttr ) const
{
OSL_ENSURE( SfxPoolItem::operator==( rAttr ), "keine gleichen Attribute" );
// OD 2004-05-14 #i29146# - correction: check, if <pField> and
// <((SwFmtFld&)rAttr).GetFld()> are set.
// OD 2004-05-14 #i29146# - items are equal, if both fields aren't set.
return ( pField && ((SwFmtFld&)rAttr).GetFld() &&
pField->GetTyp() == ((SwFmtFld&)rAttr).GetFld()->GetTyp() &&
pField->GetFormat() == ((SwFmtFld&)rAttr).GetFld()->GetFormat() ) ||
( !pField && !((SwFmtFld&)rAttr).GetFld() );
}
SfxPoolItem* SwFmtFld::Clone( SfxItemPool* ) const
{
return new SwFmtFld( *this );
}
void SwFmtFld::SwClientNotify( const SwModify&, const SfxHint& rHint )
{
if( !pTxtAttr )
return;
const SwFieldHint* pHint = dynamic_cast<const SwFieldHint*>( &rHint );
if ( pHint )
{
// replace field content by text
SwPaM* pPaM = pHint->GetPaM();
SwDoc* pDoc = pPaM->GetDoc();
const SwTxtNode& rTxtNode = pTxtAttr->GetTxtNode();
pPaM->GetPoint()->nNode = rTxtNode;
pPaM->GetPoint()->nContent.Assign( (SwTxtNode*)&rTxtNode, *pTxtAttr->GetStart() );
String const aEntry( GetFld()->ExpandField( pDoc->IsClipBoard() ) );
pPaM->SetMark();
pPaM->Move( fnMoveForward );
pDoc->DeleteRange( *pPaM );
pDoc->InsertString( *pPaM, aEntry );
}
}
void SwFmtFld::Modify( const SfxPoolItem* pOld, const SfxPoolItem* pNew )
{
if( !pTxtAttr )
return;
// don't do anything, especially not expand!
if( pNew && pNew->Which() == RES_OBJECTDYING )
return;
SwTxtNode* pTxtNd = (SwTxtNode*)&pTxtAttr->GetTxtNode();
OSL_ENSURE( pTxtNd, "wo ist denn mein Node?" );
if( pNew )
{
switch( pNew->Which() )
{
case RES_TXTATR_FLDCHG:
// "Farbe hat sich geaendert !"
// this, this fuer "nur Painten"
pTxtNd->ModifyNotification( this, this );
return;
case RES_REFMARKFLD_UPDATE:
// GetReferenz-Felder aktualisieren
if( RES_GETREFFLD == GetFld()->GetTyp()->Which() )
{
// #i81002#
// ((SwGetRefField*)GetFld())->UpdateField();
dynamic_cast<SwGetRefField*>(GetFld())->UpdateField( pTxtAttr );
}
break;
case RES_DOCPOS_UPDATE:
// Je nach DocPos aktualisieren (SwTxtFrm::Modify())
pTxtNd->ModifyNotification( pNew, this );
return;
case RES_ATTRSET_CHG:
case RES_FMT_CHG:
pTxtNd->ModifyNotification( pOld, pNew );
return;
default:
break;
}
}
switch (GetFld()->GetTyp()->Which())
{
case RES_HIDDENPARAFLD:
if( !pOld || RES_HIDDENPARA_PRINT != pOld->Which() )
break;
case RES_DBSETNUMBERFLD:
case RES_DBNUMSETFLD:
case RES_DBNEXTSETFLD:
case RES_DBNAMEFLD:
pTxtNd->ModifyNotification( 0, pNew);
return;
}
if( RES_USERFLD == GetFld()->GetTyp()->Which() )
{
SwUserFieldType* pType = (SwUserFieldType*)GetFld()->GetTyp();
if(!pType->IsValid())
{
SwCalc aCalc( *pTxtNd->GetDoc() );
pType->GetValue( aCalc );
}
}
pTxtAttr->Expand();
}
sal_Bool SwFmtFld::GetInfo( SfxPoolItem& rInfo ) const
{
const SwTxtNode* pTxtNd;
if( RES_AUTOFMT_DOCNODE != rInfo.Which() ||
!pTxtAttr || 0 == ( pTxtNd = pTxtAttr->GetpTxtNode() ) ||
&pTxtNd->GetNodes() != ((SwAutoFmtGetDocNode&)rInfo).pNodes )
return sal_True;
((SwAutoFmtGetDocNode&)rInfo).pCntntNode = pTxtNd;
return sal_False;
}
sal_Bool SwFmtFld::IsFldInDoc() const
{
const SwTxtNode* pTxtNd;
return pTxtAttr && 0 != ( pTxtNd = pTxtAttr->GetpTxtNode() ) &&
pTxtNd->GetNodes().IsDocNodes();
}
sal_Bool SwFmtFld::IsProtect() const
{
const SwTxtNode* pTxtNd;
return pTxtAttr && 0 != ( pTxtNd = pTxtAttr->GetpTxtNode() ) &&
pTxtNd->IsProtect();
}
/*************************************************************************
|*
|* SwTxtFld::SwTxtFld()
|*
|* Beschreibung Attribut fuer automatischen Text, Ctor
|*
*************************************************************************/
SwTxtFld::SwTxtFld(SwFmtFld & rAttr, xub_StrLen const nStartPos)
: SwTxtAttr( rAttr, nStartPos )
, m_aExpand( rAttr.GetFld()->ExpandField(true) )
, m_pTxtNode( 0 )
{
rAttr.pTxtAttr = this;
SetHasDummyChar(true);
}
SwTxtFld::~SwTxtFld( )
{
SwFmtFld & rFmtFld( static_cast<SwFmtFld &>(GetAttr()) );
if (this == rFmtFld.pTxtAttr)
{
rFmtFld.pTxtAttr = 0; // #i110140# invalidate!
}
}
/*************************************************************************
|*
|* SwTxtFld::Expand()
|*
|* Beschreibung exandiert das Feld und tauscht den Text im Node
|*
*************************************************************************/
void SwTxtFld::Expand() const
{
// Wenn das expandierte Feld sich nicht veraendert hat, wird returnt
OSL_ENSURE( m_pTxtNode, "SwTxtFld: where is my TxtNode?" );
const SwField* pFld = GetFld().GetFld();
XubString aNewExpand(
pFld->ExpandField(m_pTxtNode->GetDoc()->IsClipBoard()) );
if( aNewExpand == m_aExpand )
{
// Bei Seitennummernfeldern
const sal_uInt16 nWhich = pFld->GetTyp()->Which();
if( RES_CHAPTERFLD != nWhich && RES_PAGENUMBERFLD != nWhich &&
RES_REFPAGEGETFLD != nWhich &&
// #122919# Page count fields to not use aExpand
// during formatting, therefore an invalidation of the text frame
// has to be triggered even if aNewExpand == aExpand:
( RES_DOCSTATFLD != nWhich || DS_PAGE != static_cast<const SwDocStatField*>(pFld)->GetSubType() ) &&
( RES_GETEXPFLD != nWhich || ((SwGetExpField*)pFld)->IsInBodyTxt() ) )
{
// BP: das muesste man noch optimieren!
//JP 12.06.97: stimmt, man sollte auf jedenfall eine Status-
// aenderung an die Frames posten
if( m_pTxtNode->CalcHiddenParaField() )
{
m_pTxtNode->ModifyNotification( 0, 0 );
}
return;
}
}
m_aExpand = aNewExpand;
// 0, this for formatting
m_pTxtNode->ModifyNotification( 0, const_cast<SwFmtFld*>( &GetFld() ) );
}
/*************************************************************************
* SwTxtFld::CopyFld()
*************************************************************************/
void SwTxtFld::CopyFld( SwTxtFld *pDest ) const
{
OSL_ENSURE( m_pTxtNode, "SwTxtFld: where is my TxtNode?" );
OSL_ENSURE( pDest->m_pTxtNode, "SwTxtFld: where is pDest's TxtNode?" );
IDocumentFieldsAccess* pIDFA = m_pTxtNode->getIDocumentFieldsAccess();
IDocumentFieldsAccess* pDestIDFA = pDest->m_pTxtNode->getIDocumentFieldsAccess();
SwFmtFld& rFmtFld = (SwFmtFld&)pDest->GetFld();
const sal_uInt16 nFldWhich = rFmtFld.GetFld()->GetTyp()->Which();
if( pIDFA != pDestIDFA )
{
// Die Hints stehen in unterschiedlichen Dokumenten,
// der Feldtyp muss im neuen Dokument angemeldet werden.
// Z.B: Kopieren ins ClipBoard.
SwFieldType* pFldType;
if( nFldWhich != RES_DBFLD && nFldWhich != RES_USERFLD &&
nFldWhich != RES_SETEXPFLD && nFldWhich != RES_DDEFLD &&
RES_AUTHORITY != nFldWhich )
pFldType = pDestIDFA->GetSysFldType( nFldWhich );
else
pFldType = pDestIDFA->InsertFldType( *rFmtFld.GetFld()->GetTyp() );
// Sonderbehandlung fuer DDE-Felder
if( RES_DDEFLD == nFldWhich )
{
if( rFmtFld.GetTxtFld() )
((SwDDEFieldType*)rFmtFld.GetFld()->GetTyp())->DecRefCnt();
((SwDDEFieldType*)pFldType)->IncRefCnt();
}
OSL_ENSURE( pFldType, "unbekannter FieldType" );
pFldType->Add( &rFmtFld ); // ummelden
rFmtFld.GetFld()->ChgTyp( pFldType );
}
// Expressionfelder Updaten
if( nFldWhich == RES_SETEXPFLD || nFldWhich == RES_GETEXPFLD ||
nFldWhich == RES_HIDDENTXTFLD )
{
SwTxtFld* pFld = (SwTxtFld*)this;
pDestIDFA->UpdateExpFlds( pFld, true );
}
// Tabellenfelder auf externe Darstellung
else if( RES_TABLEFLD == nFldWhich &&
((SwTblField*)rFmtFld.GetFld())->IsIntrnlName() )
{
// erzeuge aus der internen (fuer CORE) die externe (fuer UI) Formel
const SwTableNode* pTblNd = m_pTxtNode->FindTableNode();
if( pTblNd ) // steht in einer Tabelle
((SwTblField*)rFmtFld.GetFld())->PtrToBoxNm( &pTblNd->GetTable() );
}
}
void SwTxtFld::NotifyContentChange(SwFmtFld& rFmtFld)
{
//if not in undo section notify the change
if (m_pTxtNode && m_pTxtNode->GetNodes().IsDocNodes())
{
m_pTxtNode->ModifyNotification(0, &rFmtFld);
}
}
/* vim:set shiftwidth=4 softtabstop=4 expandtab: */