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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 SW_UNDO_ATTRIBUTE_HXX
#define SW_UNDO_ATTRIBUTE_HXX

#include <undobj.hxx>

#include <memory>

#ifndef _SVSTDARR_HXX
#define _SVSTDARR_USHORTS
#define _SVSTDARR_ULONGS
#define _SVSTDARR_BOOLS
#define _SVSTDARR_BYTES
#define _SVSTDARR_USHORTSSORT
#include <svl/svstdarr.hxx>
#endif
#include <svl/itemset.hxx>

#include <swtypes.hxx>
#include <calbck.hxx>


class SvxTabStopItem;
class SwFmt;
class SwFtnInfo;
class SwEndNoteInfo;


class SwUndoAttr : public SwUndo, private SwUndRng
{
    SfxItemSet m_AttrSet;                           // attributes for Redo
    const ::std::auto_ptr<SwHistory> m_pHistory;    // History for Undo
    ::std::auto_ptr<SwRedlineData> m_pRedlineData;  // Redlining
    ::std::auto_ptr<SwRedlineSaveDatas> m_pRedlineSaveData;
    sal_uLong m_nNodeIndex;                             // Offset: for Redlining
    const SetAttrMode m_nInsertFlags;               // insert flags

    void RemoveIdx( SwDoc& rDoc );

public:
    SwUndoAttr( const SwPaM&, const SfxItemSet &, const SetAttrMode nFlags );
    SwUndoAttr( const SwPaM&, const SfxPoolItem&, const SetAttrMode nFlags );

    virtual ~SwUndoAttr();

    virtual void UndoImpl( ::sw::UndoRedoContext & );
    virtual void RedoImpl( ::sw::UndoRedoContext & );
    virtual void RepeatImpl( ::sw::RepeatContext & );

    void SaveRedlineData( const SwPaM& rPam, sal_Bool bInsCntnt );

    SwHistory& GetHistory() { return *m_pHistory; }

};

class SwUndoResetAttr : public SwUndo, private SwUndRng
{
    const ::std::auto_ptr<SwHistory> m_pHistory;
    SvUShortsSort m_Ids;
    const sal_uInt16 m_nFormatId;             // Format-Id for Redo

public:
    SwUndoResetAttr( const SwPaM&, sal_uInt16 nFmtId );
    SwUndoResetAttr( const SwPosition&, sal_uInt16 nFmtId );

    virtual ~SwUndoResetAttr();

    virtual void UndoImpl( ::sw::UndoRedoContext & );
    virtual void RedoImpl( ::sw::UndoRedoContext & );
    virtual void RepeatImpl( ::sw::RepeatContext & );

    void SetAttrs( const SvUShortsSort& rArr );

    SwHistory& GetHistory() { return *m_pHistory; }

};

class SwUndoFmtAttr : public SwUndo
{
    friend class SwUndoDefaultAttr;
    SwFmt * m_pFmt;
    ::std::auto_ptr<SfxItemSet> m_pOldSet;    // old attributes
    sal_uLong m_nNodeIndex;
    const sal_uInt16 m_nFmtWhich;
    const bool m_bSaveDrawPt;

    bool IsFmtInDoc( SwDoc* );   //is the attribute format still in the Doc?
    void SaveFlyAnchor( bool bSaveDrawPt = false );
    // --> OD 2004-10-26 #i35443# - Add return value, type <bool>.
    // Return value indicates, if anchor attribute is restored.
    // Notes: - If anchor attribute is restored, all other existing attributes
    //          are also restored.
    //        - Anchor attribute isn't restored successfully, if it contains
    //          an invalid anchor position and all other existing attributes
    //          aren't restored.
    //          This situation occurs for undo of styles.
    bool RestoreFlyAnchor(::sw::UndoRedoContext & rContext);
    // <--
    // --> OD 2008-02-27 #refactorlists# - removed <rAffectedItemSet>
    void Init();
    // <--

public:
    // register at the Format and save old attributes
    // --> OD 2008-02-27 #refactorlists# - removed <rNewSet>
    SwUndoFmtAttr( const SfxItemSet& rOldSet,
                   SwFmt& rFmt,
                   bool bSaveDrawPt = true );
    // <--
    SwUndoFmtAttr( const SfxPoolItem& rItem,
                   SwFmt& rFmt,
                   bool bSaveDrawPt = true );

    virtual ~SwUndoFmtAttr();

    virtual void UndoImpl( ::sw::UndoRedoContext & );
    virtual void RedoImpl( ::sw::UndoRedoContext & );
    virtual void RepeatImpl( ::sw::RepeatContext & );

    virtual SwRewriter GetRewriter() const;

    void PutAttr( const SfxPoolItem& rItem );
    SwFmt* GetFmt( SwDoc& rDoc );   // checks if it is still in the Doc!
};

// --> OD 2008-02-12 #newlistlevelattrs#
class SwUndoFmtResetAttr : public SwUndo
{
    public:
        SwUndoFmtResetAttr( SwFmt& rChangedFormat,
                            const sal_uInt16 nWhichId );
        ~SwUndoFmtResetAttr();

        virtual void UndoImpl( ::sw::UndoRedoContext & );
        virtual void RedoImpl( ::sw::UndoRedoContext & );

    private:
        // format at which a certain attribute is reset.
        SwFmt * const m_pChangedFormat;
        // which ID of the reset attribute
        const sal_uInt16 m_nWhichId;
        // old attribute which has been reset - needed for undo.
        ::std::auto_ptr<SfxPoolItem> m_pOldItem;
};
// <--

class SwUndoDontExpandFmt : public SwUndo
{
    const sal_uLong m_nNodeIndex;
    const xub_StrLen m_nContentIndex;

public:
    SwUndoDontExpandFmt( const SwPosition& rPos );

    virtual void UndoImpl( ::sw::UndoRedoContext & );
    virtual void RedoImpl( ::sw::UndoRedoContext & );
    virtual void RepeatImpl( ::sw::RepeatContext & );
};

// helper class to receive changed attribute sets
class SwUndoFmtAttrHelper : public SwClient
{
    ::std::auto_ptr<SwUndoFmtAttr> m_pUndo;
    const bool m_bSaveDrawPt;

public:
    SwUndoFmtAttrHelper( SwFmt& rFmt, bool bSaveDrawPt = true );

    virtual void Modify( SfxPoolItem*, SfxPoolItem* );

    SwUndoFmtAttr* GetUndo() const  { return m_pUndo.get(); }
    // release the undo object (so it is not deleted here), and return it
    SwUndoFmtAttr* ReleaseUndo()    { return m_pUndo.release(); }
};


class SwUndoMoveLeftMargin : public SwUndo, private SwUndRng
{
    const ::std::auto_ptr<SwHistory> m_pHistory;
    const bool m_bModulus;

public:
    SwUndoMoveLeftMargin( const SwPaM&, sal_Bool bRight, sal_Bool bModulus );

    virtual ~SwUndoMoveLeftMargin();

    virtual void UndoImpl( ::sw::UndoRedoContext & );
    virtual void RedoImpl( ::sw::UndoRedoContext & );
    virtual void RepeatImpl( ::sw::RepeatContext & );

    SwHistory& GetHistory() { return *m_pHistory; }

};


//--------------------------------------------------------------------

class SwUndoDefaultAttr : public SwUndo
{
    ::std::auto_ptr<SfxItemSet> m_pOldSet;        // the old attributes
    ::std::auto_ptr<SvxTabStopItem> m_pTabStop;

public:
    // registers at the format and saves old attributes
    SwUndoDefaultAttr( const SfxItemSet& rOldSet );

    virtual ~SwUndoDefaultAttr();

    virtual void UndoImpl( ::sw::UndoRedoContext & );
    virtual void RedoImpl( ::sw::UndoRedoContext & );
};


//--------------------------------------------------------------------

class SwUndoChangeFootNote : public SwUndo, private SwUndRng
{
    const ::std::auto_ptr<SwHistory> m_pHistory;
    const String m_Text;
    const sal_uInt16 m_nNumber;
    const bool m_bEndNote;

public:
    SwUndoChangeFootNote( const SwPaM& rRange, const String& rTxt,
                          sal_uInt16 nNum, bool bIsEndNote );
    virtual ~SwUndoChangeFootNote();

    virtual void UndoImpl( ::sw::UndoRedoContext & );
    virtual void RedoImpl( ::sw::UndoRedoContext & );
    virtual void RepeatImpl( ::sw::RepeatContext & );

    SwHistory& GetHistory() { return *m_pHistory; }
};

class SwUndoFootNoteInfo : public SwUndo
{
    ::std::auto_ptr<SwFtnInfo> m_pFootNoteInfo;

public:
    SwUndoFootNoteInfo( const SwFtnInfo &rInfo );

    virtual ~SwUndoFootNoteInfo();

    virtual void UndoImpl( ::sw::UndoRedoContext & );
    virtual void RedoImpl( ::sw::UndoRedoContext & );
};

class SwUndoEndNoteInfo : public SwUndo
{
    ::std::auto_ptr<SwEndNoteInfo> m_pEndNoteInfo;

public:
    SwUndoEndNoteInfo( const SwEndNoteInfo &rInfo );

    virtual ~SwUndoEndNoteInfo();

    virtual void UndoImpl( ::sw::UndoRedoContext & );
    virtual void RedoImpl( ::sw::UndoRedoContext & );
};

#endif // SW_UNDO_ATTRIBUTE_HXX