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/*************************************************************************
*
* 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.
*
************************************************************************/
#ifndef _PAM_HXX
#define _PAM_HXX
#include <stddef.h> // fuer MemPool
#include <tools/gen.hxx>
#include <tools/mempool.hxx>
#include <cshtyp.hxx> // fuer die Funktions-Definitionen
#include <ring.hxx> // Superklasse
#include <index.hxx> // fuer SwIndex
#include <ndindex.hxx> // fuer SwNodeIndex
#include "swdllapi.h"
class SwFmt;
class SfxPoolItem;
class SfxItemSet;
class SwDoc;
class SwNode;
class SwCntntNode;
class SwPaM;
namespace com { namespace sun { namespace star { namespace util {
struct SearchOptions;
} } } }
namespace utl {
class TextSearch;
}
struct SW_DLLPUBLIC SwPosition
{
SwNodeIndex nNode;
SwIndex nContent;
SwPosition( const SwNodeIndex &rNode, const SwIndex &rCntnt );
explicit SwPosition( const SwNodeIndex &rNode );
explicit SwPosition( const SwNode& rNode );
explicit SwPosition( SwCntntNode& rNode, const xub_StrLen nOffset = 0 );
SwPosition( const SwPosition & );
SwPosition &operator=(const SwPosition &);
// #111827#
/**
Returns the document this position is in.
@return the document this position is in.
*/
SwDoc * GetDoc() const;
BOOL operator < (const SwPosition &) const;
BOOL operator > (const SwPosition &) const;
BOOL operator <=(const SwPosition &) const;
BOOL operator >=(const SwPosition &) const;
BOOL operator ==(const SwPosition &) const;
BOOL operator !=(const SwPosition &) const;
};
// das Ergebnis eines Positions Vergleiches
enum SwComparePosition {
POS_BEFORE, // Pos1 liegt vor Pos2
POS_BEHIND, // Pos1 liegt hinter Pos2
POS_INSIDE, // Pos1 liegt vollstaendig in Pos2
POS_OUTSIDE, // Pos2 liegt vollstaendig in Pos1
POS_EQUAL, // Pos1 ist genauso gross wie Pos2
POS_OVERLAP_BEFORE, // Pos1 ueberlappt Pos2 am Anfang
POS_OVERLAP_BEHIND, // Pos1 ueberlappt Pos2 am Ende
POS_COLLIDE_START, // Pos1 Start stoesst an Pos2 Ende
POS_COLLIDE_END // Pos1 End stoesst an Pos2 Start
};
SwComparePosition ComparePosition(
const SwPosition& rStt1, const SwPosition& rEnd1,
const SwPosition& rStt2, const SwPosition& rEnd2 );
SwComparePosition ComparePosition(
const unsigned long nStt1, const unsigned long nEnd1,
const unsigned long nStt2, const unsigned long nEnd2 );
// SwPointAndMark / SwPaM
struct SwMoveFnCollection;
typedef SwMoveFnCollection* SwMoveFn;
SW_DLLPUBLIC extern SwMoveFn fnMoveForward; // SwPam::Move()/Find() default argument.
SW_DLLPUBLIC extern SwMoveFn fnMoveBackward;
typedef BOOL (*SwGoInDoc)( SwPaM& rPam, SwMoveFn fnMove );
SW_DLLPUBLIC extern SwGoInDoc fnGoDoc;
extern SwGoInDoc fnGoSection;
SW_DLLPUBLIC extern SwGoInDoc fnGoNode;
SW_DLLPUBLIC extern SwGoInDoc fnGoCntnt; // SwPam::Move() default argument.
extern SwGoInDoc fnGoCntntCells;
extern SwGoInDoc fnGoCntntSkipHidden;
extern SwGoInDoc fnGoCntntCellsSkipHidden;
void _InitPam();
class SW_DLLPUBLIC SwPaM : public Ring
{
SwPosition m_Bound1;
SwPosition m_Bound2;
SwPosition * m_pPoint; // points at either m_Bound1 or m_Bound2
SwPosition * m_pMark; // points at either m_Bound1 or m_Bound2
bool m_bIsInFrontOfLabel;
SwPaM* MakeRegion( SwMoveFn fnMove, const SwPaM * pOrigRg = 0 );
public:
SwPaM( const SwPosition& rPos, SwPaM* pRing = 0 );
SwPaM( const SwPosition& rMk, const SwPosition& rPt, SwPaM* pRing = 0 );
SwPaM( const SwNodeIndex& rMk, const SwNodeIndex& rPt,
long nMkOffset = 0, long nPtOffset = 0, SwPaM* pRing = 0 );
SwPaM( const SwNode& rMk, const SwNode& rPt,
long nMkOffset = 0, long nPtOffset = 0, SwPaM* pRing = 0 );
SwPaM( const SwNodeIndex& rMk, xub_StrLen nMkCntnt,
const SwNodeIndex& rPt, xub_StrLen nPtCntnt, SwPaM* pRing = 0 );
SwPaM( const SwNode& rMk, xub_StrLen nMkCntnt,
const SwNode& rPt, xub_StrLen nPtCntnt, SwPaM* pRing = 0 );
SwPaM( const SwNode& rNd, xub_StrLen nCntnt = 0, SwPaM* pRing = 0 );
SwPaM( const SwNodeIndex& rNd, xub_StrLen nCntnt = 0, SwPaM* pRing = 0 );
virtual ~SwPaM();
// @@@ semantic: no copy ctor.
SwPaM( SwPaM & );
// @@@ semantic: no copy assignment for super class Ring.
SwPaM& operator=( const SwPaM & );
// Bewegen des Cursors
BOOL Move( SwMoveFn fnMove = fnMoveForward,
SwGoInDoc fnGo = fnGoCntnt );
// Suchen
BYTE Find( const com::sun::star::util::SearchOptions& rSearchOpt,
BOOL bSearchInNotes,
utl::TextSearch& rSTxt,
SwMoveFn fnMove = fnMoveForward,
const SwPaM *pPam =0, BOOL bInReadOnly = FALSE);
BOOL Find( const SwFmt& rFmt,
SwMoveFn fnMove = fnMoveForward,
const SwPaM *pPam =0, BOOL bInReadOnly = FALSE);
BOOL Find( const SfxPoolItem& rAttr, BOOL bValue = TRUE,
SwMoveFn fnMove = fnMoveForward,
const SwPaM *pPam =0, BOOL bInReadOnly = FALSE );
BOOL Find( const SfxItemSet& rAttr, BOOL bNoColls,
SwMoveFn fnMove,
const SwPaM *pPam, BOOL bInReadOnly, BOOL bMoveFirst );
bool DoSearch( const com::sun::star::util::SearchOptions& rSearchOpt, utl::TextSearch& rSTxt,
SwMoveFn fnMove, BOOL bSrchForward, BOOL bRegSearch, BOOL bChkEmptyPara, BOOL bChkParaEnd,
xub_StrLen &nStart, xub_StrLen &nEnde,xub_StrLen nTxtLen,SwNode* pNode, SwPaM* pPam);
inline bool IsInFrontOfLabel() const { return m_bIsInFrontOfLabel; }
inline void _SetInFrontOfLabel( bool bNew ) { m_bIsInFrontOfLabel = bNew; }
virtual void SetMark();
void DeleteMark()
{
if (m_pMark != m_pPoint)
{
// clear the mark position; this helps if mark's SwIndex is
// registered at some node, and that node is then deleted
*m_pMark = SwPosition( SwNodeIndex( GetNode()->GetNodes() ) );
m_pMark = m_pPoint;
}
}
#ifndef DBG_UTIL
void Exchange()
{
if (m_pPoint != m_pMark)
{
SwPosition *pTmp = m_pPoint;
m_pPoint = m_pMark;
m_pMark = pTmp;
}
}
#else
void Exchange();
#endif
/** A PaM marks a selection if Point and Mark are distinct positions.
@return true iff the PaM spans a selection
*/
bool HasMark() const { return m_pPoint == m_pMark ? false : true; }
const SwPosition *GetPoint() const { return m_pPoint; }
SwPosition *GetPoint() { return m_pPoint; }
const SwPosition *GetMark() const { return m_pMark; }
SwPosition *GetMark() { return m_pMark; }
const SwPosition *Start() const
{ return (*m_pPoint) <= (*m_pMark) ? m_pPoint : m_pMark; }
SwPosition *Start()
{ return (*m_pPoint) <= (*m_pMark) ? m_pPoint : m_pMark; }
const SwPosition *End() const
{ return (*m_pPoint) > (*m_pMark) ? m_pPoint : m_pMark; }
SwPosition *End()
{ return (*m_pPoint) > (*m_pMark) ? m_pPoint : m_pMark; }
/// @return current Node at Point/Mark
SwNode * GetNode ( bool bPoint = true ) const
{
return &( bPoint ? m_pPoint->nNode : m_pMark->nNode ).GetNode();
}
/// @return current ContentNode at Point/Mark
SwCntntNode* GetCntntNode( bool bPoint = true ) const
{
return GetNode(bPoint)->GetCntntNode();
}
/**
Normalizes PaM, i.e. sort point and mark.
@param bPointFirst TRUE: If the point is behind the mark then swap.
FALSE: If the mark is behind the point then swap.
*/
SwPaM & Normalize(BOOL bPointFirst = TRUE);
/// @return the document (SwDoc) at which the PaM is registered
SwDoc* GetDoc() const { return m_pPoint->nNode.GetNode().GetDoc(); }
SwPosition& GetBound( bool bOne = true )
{ return bOne ? m_Bound1 : m_Bound2; }
const SwPosition& GetBound( bool bOne = true ) const
{ return bOne ? m_Bound1 : m_Bound2; }
// erfrage die Seitennummer auf der der Cursor steht
USHORT GetPageNum( BOOL bAtPoint = TRUE, const Point* pLayPos = 0 );
// steht in etwas geschuetztem oder in die Selektion umspannt
// etwas geschuetztes.
BOOL HasReadonlySel( bool bFormView ) const;
BOOL ContainsPosition(const SwPosition & rPos)
{ return *Start() <= rPos && rPos <= *End(); }
static BOOL Overlap(const SwPaM & a, const SwPaM & b);
static BOOL LessThan(const SwPaM & a, const SwPaM & b);
DECL_FIXEDMEMPOOL_NEWDEL(SwPaM);
String GetTxt() const;
void InvalidatePaM();
};
BOOL CheckNodesRange( const SwNodeIndex&, const SwNodeIndex&, BOOL );
BOOL GoInCntnt( SwPaM & rPam, SwMoveFn fnMove );
#endif // _PAM_HXX
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