112 lines
4.0 KiB
C++
112 lines
4.0 KiB
C++
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/*************************************************************************
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*
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* DO NOT ALTER OR REMOVE COPYRIGHT NOTICES OR THIS FILE HEADER.
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*
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* Copyright 2000, 2010 Oracle and/or its affiliates.
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*
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* OpenOffice.org - a multi-platform office productivity suite
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*
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* This file is part of OpenOffice.org.
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*
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* OpenOffice.org is free software: you can redistribute it and/or modify
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* it under the terms of the GNU Lesser General Public License version 3
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* only, as published by the Free Software Foundation.
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*
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* OpenOffice.org is distributed in the hope that it will be useful,
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* but WITHOUT ANY WARRANTY; without even the implied warranty of
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* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
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* GNU Lesser General Public License version 3 for more details
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* (a copy is included in the LICENSE file that accompanied this code).
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*
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* You should have received a copy of the GNU Lesser General Public License
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* version 3 along with OpenOffice.org. If not, see
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* <http://www.openoffice.org/license.html>
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* for a copy of the LGPLv3 License.
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*
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************************************************************************/
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#ifndef SW_UNDO_MANAGER_HXX
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#define SW_UNDO_MANAGER_HXX
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#include <IDocumentUndoRedo.hxx>
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#include <memory>
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class SwUndos;
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class SwDoc;
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namespace sw {
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class UndoManager
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: public IDocumentUndoRedo
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{
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public:
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/// max number of undo actions
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static sal_uInt16 GetUndoActionCount();
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static void SetUndoActionCount(sal_uInt16 nNew);
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UndoManager(SwDoc & rDoc);
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/** IDocumentUndoRedo */
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virtual void SetUndoNoResetModified();
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virtual bool IsUndoNoResetModified() const;
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virtual void DoUndo(bool bUn);
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virtual bool DoesUndo() const;
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virtual void DoGroupUndo(bool bUn);
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virtual bool DoesGroupUndo() const;
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virtual bool Undo(SwUndoIter& );
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virtual SwUndoId StartUndo(SwUndoId eUndoId, const SwRewriter * pRewriter);
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virtual SwUndoId EndUndo(SwUndoId eUndoId, const SwRewriter * pRewriter);
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virtual void DelAllUndoObj();
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virtual SwUndoId GetUndoIds(String* pStr, SwUndoIds *pUndoIds) const;
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virtual String GetUndoIdsStr(String* pStr, SwUndoIds *pUndoIds) const;
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virtual bool HasUndoId(SwUndoId eId) const;
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virtual const SwNodes* GetUndoNds() const;
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virtual SwUndo* RemoveLastUndo(SwUndoId eUndoId);
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virtual bool HasTooManyUndos() const;
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virtual bool Redo(SwUndoIter&);
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virtual SwUndoId GetRedoIds(String* pStr, SwUndoIds *pRedoIds) const;
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virtual String GetRedoIdsStr(String* pStr, SwUndoIds *pRedoIds) const;
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virtual bool Repeat(SwUndoIter&, sal_uInt16 nRepeatCnt);
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virtual SwUndoId GetRepeatIds(String* pStr, SwUndoIds *pRedoIds) const;
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virtual String GetRepeatIdsStr(String* pStr, SwUndoIds *pRedoIds) const;
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virtual void AppendUndo(SwUndo*);
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virtual void ClearRedo();
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virtual void setUndoNoModifiedPosition( SwUndoNoModifiedPosition );
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virtual SwUndoNoModifiedPosition getUndoNoModifiedPosition() const;
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SwUndo* GetLastUndo();
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// for Draw-Undo: writer wants to handle actions on Flys on its own
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bool IsNoDrawUndoObj() const { return mbNoDrawUndoObj; }
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void SetNoDrawUndoObj( bool const bFlag ) { mbNoDrawUndoObj = bFlag; }
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sal_Bool RestoreInvisibleContent();
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private:
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SwDoc & m_rDoc;
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::std::auto_ptr<SwUndos> pUndos; // Undo/Redo History
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sal_uInt16 nUndoPos; // current Undo-InsertPosition (beyond: Redo)
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sal_uInt16 nUndoSavePos; // position in Undo-Array at which Doc was saved
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sal_uInt16 nUndoCnt; // number of Undo/Redo actions
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sal_uInt16 nUndoSttEnd; // nesting depth: != 0 -> inside StartUndo()
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bool mbUndo : 1; // TRUE: Undo enabled
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bool mbGroupUndo : 1; // TRUE: Undo grouping enabled
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bool mbNoDrawUndoObj : 1; // TRUE: no Draw Undo Objects stored
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/// delete all undo objects from 0 until nEnd
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bool DelUndoObj( sal_uInt16 nEnd );
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/// max number of Undo actions
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// static sal_uInt16 nUndoActions;
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};
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} // namespace sw
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#endif // SW_UNDO_MANAGER_HXX
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