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/* -*- 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.
*
************************************************************************/
#ifndef _NDHINTS_HXX
#define _NDHINTS_HXX
#include <svl/svarray.hxx>
#include <tools/mempool.hxx>
#include "swtypes.hxx"
class SwTxtNode;
class SwRegHistory; // Is in RolBck.hxx.
class SwTxtAttr;
class SwTxtAttrNesting;
class SfxPoolItem;
class SfxItemSet;
class SwDoc;
typedef enum {
COPY = true,
NEW = false,
} CopyOrNew_t;
// if COPY then pTxtNode must be given!
SW_DLLPRIVATE SwTxtAttr *
MakeTxtAttr( SwDoc & rDoc, SfxPoolItem & rNew,
xub_StrLen const nStt, xub_StrLen const nEnd,
CopyOrNew_t const bIsCopy = NEW, SwTxtNode *const pTxtNode = 0);
SW_DLLPRIVATE SwTxtAttr *
MakeTxtAttr( SwDoc & rDoc, const SfxItemSet & rSet,
xub_StrLen nStt, xub_StrLen nEnd );
// create redline dummy text hint that must not be inserted into hints array
SW_DLLPRIVATE SwTxtAttr*
MakeRedlineTxtAttr( SwDoc & rDoc, SfxPoolItem& rAttr );
// Class SwpHints is derived indirectly via SwpHts, because only the
// class SwTxtNode should be allowed to insert and remove attributes.
// Other classes like the Frames are given only reading access via
// the index-operator.
// Size when created is 1 because an array is created only if
// also a hint is inserted.
// Class SwpHtStart/End
SV_DECL_PTRARR_SORT(SwpHtStart,SwTxtAttr*,1,1)
SV_DECL_PTRARR_SORT(SwpHtEnd,SwTxtAttr*,1,1)
// Class SwpHintsArr
/// the Hints array
class SwpHintsArray
{
protected:
SwpHtStart m_HintStarts;
SwpHtEnd m_HintEnds;
//FIXME: why are the non-const methods public?
public:
void Insert( const SwTxtAttr *pHt );
void DeleteAtPos( const sal_uInt16 nPosInStart );
bool Resort();
SwTxtAttr * Cut( const sal_uInt16 nPosInStart );
inline const SwTxtAttr * GetStart( const sal_uInt16 nPos ) const
{ return m_HintStarts[nPos]; }
inline const SwTxtAttr * GetEnd ( const sal_uInt16 nPos ) const
{ return m_HintEnds [nPos]; }
inline SwTxtAttr * GetStart( const sal_uInt16 nPos )
{ return m_HintStarts[nPos]; }
inline SwTxtAttr * GetEnd ( const sal_uInt16 nPos )
{ return m_HintEnds [nPos]; }
inline sal_uInt16 GetEndCount() const { return m_HintEnds .Count(); }
inline sal_uInt16 GetStartCount() const { return m_HintStarts.Count(); }
inline sal_uInt16 GetStartOf( const SwTxtAttr *pHt ) const;
inline sal_uInt16 GetPos( const SwTxtAttr *pHt ) const
{ return m_HintStarts.GetPos( pHt ); }
inline SwTxtAttr * GetTextHint( const sal_uInt16 nIdx )
{ return GetStart(nIdx); }
inline const SwTxtAttr * operator[]( const sal_uInt16 nIdx ) const
{ return m_HintStarts[nIdx]; }
inline sal_uInt16 Count() const { return m_HintStarts.Count(); }
#ifdef DBG_UTIL
bool Check() const;
#endif
};
// Class SwpHints
// public interface
class SwpHints : public SwpHintsArray
{
private:
SwRegHistory* m_pHistory; // for Undo
bool m_bFontChange : 1; // font change
// true: the Node is in Split and Frames are moved
bool m_bInSplitNode : 1;
// m_bHasHiddenParaField is invalid, call CalcHiddenParaField()
bool m_bCalcHiddenParaField : 1;
bool m_bHasHiddenParaField : 1; // HiddenParaFld
bool m_bFootnote : 1; // footnotes
bool m_bDDEFields : 1; // the TextNode has DDE fields
// records a new attibute in m_pHistory.
void NoteInHistory( SwTxtAttr *pAttr, const bool bNew = false );
void CalcFlags( );
// Delete methods may only be called by the TextNode!
// Because the TextNode also guarantees removal of the Character for
// attributes without an end.
friend class SwTxtNode;
void DeleteAtPos( const sal_uInt16 nPos );
// Delete the given Hint. The Hint must actually be in the array!
void Delete( SwTxtAttr* pTxtHt );
inline void SetInSplitNode(bool bInSplit) { m_bInSplitNode = bInSplit; }
inline void SetCalcHiddenParaField() { m_bCalcHiddenParaField = true; }
inline void SetHiddenParaField( const bool bNew )
{ m_bHasHiddenParaField = bNew; }
inline bool HasHiddenParaField() const
{
if ( m_bCalcHiddenParaField )
{
(const_cast<SwpHints*>(this))->CalcHiddenParaField();
}
return m_bHasHiddenParaField;
}
void InsertNesting(SwTxtAttrNesting & rNewHint);
bool TryInsertNesting(SwTxtNode & rNode, SwTxtAttrNesting & rNewHint);
void BuildPortions( SwTxtNode& rNode, SwTxtAttr& rNewHint,
const SetAttrMode nMode );
bool MergePortions( SwTxtNode& rNode );
public:
SwpHints();
inline bool CanBeDeleted() const { return !Count(); }
// register a History, which receives all attribute changes (for Undo)
void Register( SwRegHistory* pHist ) { m_pHistory = pHist; }
// deregister the currently registered History
void DeRegister() { Register(0); }
SwRegHistory* GetHistory() const { return m_pHistory; }
/// try to insert the hint
/// @return true iff hint successfully inserted
bool TryInsertHint( SwTxtAttr * const pHint, SwTxtNode & rNode,
const SetAttrMode nMode = nsSetAttrMode::SETATTR_DEFAULT );
inline bool HasFtn() const { return m_bFootnote; }
inline bool IsInSplitNode() const { return m_bInSplitNode; }
// calc current value of m_bHasHiddenParaField, returns true iff changed
bool CalcHiddenParaField();
DECL_FIXEDMEMPOOL_NEWDEL(SwpHints)
};
// Output operator for text hints.
SvStream &operator<<(SvStream &aS, const SwpHints &rHints); //$ ostream
// Inline Implementations
inline sal_uInt16 SwpHintsArray::GetStartOf( const SwTxtAttr *pHt ) const
{
sal_uInt16 nPos;
if ( !m_HintStarts.Seek_Entry( pHt, &nPos ) )
{
nPos = USHRT_MAX;
}
return nPos;
}
inline SwTxtAttr *SwpHintsArray::Cut( const sal_uInt16 nPosInStart )
{
SwTxtAttr *pHt = GetTextHint(nPosInStart);
DeleteAtPos( nPosInStart );
return pHt;
}
#endif
/* vim:set shiftwidth=4 softtabstop=4 expandtab: */
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