143 lines
5.7 KiB
C++
143 lines
5.7 KiB
C++
/* -*- Mode: C++; tab-width: 4; indent-tabs-mode: nil; c-basic-offset: 4 -*- */
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/*
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* This file is part of the LibreOffice project.
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*
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* This Source Code Form is subject to the terms of the Mozilla Public
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* License, v. 2.0. If a copy of the MPL was not distributed with this
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* file, You can obtain one at http://mozilla.org/MPL/2.0/.
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*
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* This file incorporates work covered by the following license notice:
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*
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* Licensed to the Apache Software Foundation (ASF) under one or more
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* contributor license agreements. See the NOTICE file distributed
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* with this work for additional information regarding copyright
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* ownership. The ASF licenses this file to you under the Apache
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* License, Version 2.0 (the "License"); you may not use this file
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* except in compliance with the License. You may obtain a copy of
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* the License at http://www.apache.org/licenses/LICENSE-2.0 .
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*/
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#ifndef INCLUDED_SW_SOURCE_CORE_INC_UNDOMANAGER_HXX
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#define INCLUDED_SW_SOURCE_CORE_INC_UNDOMANAGER_HXX
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#include <IDocumentUndoRedo.hxx>
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#include <svx/sdrundomanager.hxx>
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#include <ndarr.hxx>
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#include <memory>
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class IDocumentDrawModelAccess;
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class IDocumentRedlineAccess;
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class IDocumentState;
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class SwDocShell;
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class SwView;
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namespace sw {
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/**
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* Stores the undo/redo information, implementing the IDocumentUndoRedo interface.
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* It contains a stack of SwUndo actions, each of which represents one user-visible
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* undo / redo step.
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*/
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class SAL_DLLPUBLIC_RTTI UndoManager final
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: public IDocumentUndoRedo
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, public SdrUndoManager
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{
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public:
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UndoManager(std::shared_ptr<SwNodes> pUndoNodes,
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IDocumentDrawModelAccess & rDrawModelAccess,
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IDocumentRedlineAccess & rRedlineAccess,
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IDocumentState & rState);
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/** IDocumentUndoRedo */
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virtual void DoUndo(bool const bDoUndo) override;
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virtual bool DoesUndo() const override;
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virtual void DoGroupUndo(bool const bDoUndo) override;
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virtual bool DoesGroupUndo() const override;
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virtual void DoDrawUndo(bool const bDoUndo) override;
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virtual bool DoesDrawUndo() const override;
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void DoRepair(bool bRepair) override;
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bool DoesRepair() const override;
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virtual void SetUndoNoModifiedPosition() override;
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virtual void LockUndoNoModifiedPosition() override;
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virtual void UnLockUndoNoModifiedPosition() override;
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virtual void SetUndoNoResetModified() override;
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virtual bool IsUndoNoResetModified() const override;
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SW_DLLPUBLIC virtual SwUndoId StartUndo(SwUndoId const eUndoId,
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SwRewriter const*const pRewriter) override;
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SW_DLLPUBLIC virtual SwUndoId EndUndo(SwUndoId const eUndoId,
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SwRewriter const*const pRewriter) override;
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virtual void DelAllUndoObj() override;
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virtual bool GetLastUndoInfo(OUString *const o_pStr,
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SwUndoId *const o_pId,
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const SwView* pView = nullptr) const override;
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virtual SwUndoComments_t GetUndoComments() const override;
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virtual bool GetFirstRedoInfo(OUString *const o_pStr,
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SwUndoId *const o_pId,
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const SwView* pView = nullptr) const override;
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virtual SwUndoComments_t GetRedoComments() const override;
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virtual bool Repeat(::sw::RepeatContext & rContext,
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sal_uInt16 const nRepeatCnt) override;
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virtual SwUndoId GetRepeatInfo(OUString *const o_pStr) const override;
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virtual void AppendUndo(std::unique_ptr<SwUndo> pUndo) override;
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virtual void ClearRedo() override;
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virtual bool IsUndoNodes(SwNodes const& rNodes) const override;
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SW_DLLPUBLIC virtual size_t GetUndoActionCount(const bool bCurrentLevel = true) const override;
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size_t GetRedoActionCount(const bool bCurrentLevel = true) const override;
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SW_DLLPUBLIC void SetView(SwView* pView) override;
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bool UndoWithOffset(size_t nUndoOffset) override;
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// SfxUndoManager
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virtual void AddUndoAction(std::unique_ptr<SfxUndoAction> pAction,
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bool bTryMerg = false) override;
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SW_DLLPUBLIC virtual bool Undo() override;
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SW_DLLPUBLIC virtual bool Redo() override;
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void dumpAsXml(xmlTextWriterPtr pWriter) const;
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SwUndo * RemoveLastUndo();
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SwUndo * GetLastUndo();
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SwNodes const& GetUndoNodes() const;
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SwNodes & GetUndoNodes();
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void SetDocShell(SwDocShell* pDocShell);
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/**
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* Checks if the topmost undo action owned by pView is independent from the topmost action undo
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* action. Sets rOffset to the offset of that independent undo action on success.
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*/
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bool IsViewUndoActionIndependent(const SwView* pView, sal_uInt16& rOffset) const;
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private:
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virtual void EmptyActionsChanged() override;
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IDocumentDrawModelAccess & m_rDrawModelAccess;
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IDocumentRedlineAccess & m_rRedlineAccess;
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IDocumentState & m_rState;
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/// Undo nodes array: content not currently in document, but required for undo/redo.
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std::shared_ptr<SwNodes> m_xUndoNodes;
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bool m_bGroupUndo : 1; // TRUE: Undo grouping enabled
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bool m_bDrawUndo : 1; // TRUE: Draw Undo enabled
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/// If true, then repair mode is enabled.
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bool m_bRepair;
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bool m_bLockUndoNoModifiedPosition : 1;
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/// set the IgnoreRepeat flag on every added action
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bool m_isAddWithIgnoreRepeat;
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/// position in Undo-Array at which Doc was saved (and is not modified)
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UndoStackMark m_UndoSaveMark;
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SwDocShell* m_pDocShell;
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SwView* m_pView;
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enum class UndoOrRedoType { Undo, Redo };
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bool impl_DoUndoRedo(UndoOrRedoType undoOrRedo, size_t nUndoOffset);
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// UGLY: should not be called
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using SdrUndoManager::Repeat;
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};
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} // namespace sw
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#endif // INCLUDED_SW_SOURCE_CORE_INC_UNDOMANAGER_HXX
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/* vim:set shiftwidth=4 softtabstop=4 expandtab: */
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