svdundo.hxx

Go to the documentation of this file.

/* -*- Mode: C++; tab-width: 4; indent-tabs-mode: nil; c-basic-offset: 4 -*- */
/*
 * This file is part of the LibreOffice project.
 *
 * This Source Code Form is subject to the terms of the Mozilla Public
 * License, v. 2.0. If a copy of the MPL was not distributed with this
 * file, You can obtain one at http://mozilla.org/MPL/2.0/.
 *
 * This file incorporates work covered by the following license notice:
 *
 *   Licensed to the Apache Software Foundation (ASF) under one or more
 *   contributor license agreements. See the NOTICE file distributed
 *   with this work for additional information regarding copyright
 *   ownership. The ASF licenses this file to you under the Apache
 *   License, Version 2.0 (the "License"); you may not use this file
 *   except in compliance with the License. You may obtain a copy of
 *   the License at http://www.apache.org/licenses/LICENSE-2.0 .
 */
 
#pragma once
 
#include <config_options.h>
#include <sal/config.h>
 
#include <memory>
#include <vector>
 
#include <editeng/outlobj.hxx>
#include <svl/itemset.hxx>
#include <svl/undo.hxx>
#include <svl/style.hxx>
#include <tools/gen.hxx>
#include <svx/svdtypes.hxx>
#include <svx/svdsob.hxx>
#include <svx/svxdllapi.h>
#include <unotools/resmgr.hxx>
 
class SfxItemSet;
class SfxPoolItem;
class SfxStyleSheet;
class SdrView;
class SdrPageView;
class SdrModel;
class SdrObject;
class SdrPage;
class SdrObjList;
class SdrLayer;
class SdrLayerAdmin;
class SdrObjGeoData;
class OutlinerParaObject;
 
namespace svx { namespace diagram {
    class DiagramDataState;
}}
 
class SVXCORE_DLLPUBLIC SdrUndoAction : public SfxUndoAction
{
protected:
    SdrModel& rMod;
    ViewShellId m_nViewShellId;
 
protected:
    SdrUndoAction(SdrModel& rNewMod);
 
public:
    virtual ~SdrUndoAction() override;
 
    virtual bool CanRepeat(SfxRepeatTarget& rView) const override;
    virtual void Repeat(SfxRepeatTarget& rView) override;
 
    virtual OUString GetRepeatComment(SfxRepeatTarget& rView) const override;
    virtual OUString GetSdrRepeatComment() const;
 
    virtual bool CanSdrRepeat(SdrView& rView) const;
    virtual void SdrRepeat(SdrView& rView);
 
    ViewShellId GetViewShellId() const override;
};
 
class SVXCORE_DLLPUBLIC SdrUndoGroup final : public SdrUndoAction
{
    std::vector<std::unique_ptr<SdrUndoAction>> maActions;
 
    // No expanded description of the Action (contains %O)
    OUString aComment;
    OUString aObjDescription;
 
    SdrRepeatFunc eFunction;
 
public:
    SdrUndoGroup(SdrModel& rNewMod);
    virtual ~SdrUndoGroup() override;
 
    sal_Int32 GetActionCount() const { return maActions.size(); }
    SdrUndoAction* GetAction(sal_Int32 nNum) const { return maActions[nNum].get(); }
    void AddAction(std::unique_ptr<SdrUndoAction> pAct);
 
    void SetComment(const OUString& rStr) { aComment=rStr; }
    void SetObjDescription(const OUString& rStr) { aObjDescription=rStr; }
    virtual OUString GetComment() const override;
    virtual OUString GetSdrRepeatComment() const override;
 
    virtual void Undo() override;
    virtual void Redo() override;
 
    virtual bool CanSdrRepeat(SdrView& rView) const override;
    virtual void SdrRepeat(SdrView& rView) override;
    void SetRepeatFunction(SdrRepeatFunc eFunc) { eFunction=eFunc; }
};
 
class SVXCORE_DLLPUBLIC SdrUndoObj : public SdrUndoAction
{
protected:
    rtl::Reference<SdrObject> mxObj;
 
protected:
    SdrUndoObj(SdrObject& rNewObj);
    virtual ~SdrUndoObj() override;
 
    OUString ImpGetDescriptionStr(TranslateId pStrCacheID, bool bRepeat = false) const;
 
    [[nodiscard]] static OUString GetDescriptionStringForObject( const SdrObject& _rForObject, TranslateId pStrCacheID, bool bRepeat = false );
 
    // #94278# new method for evtl. PageChange at UNDO/REDO
    void ImpShowPageOfThisObject();
};
 
class SVXCORE_DLLPUBLIC SdrUndoAttrObj : public SdrUndoObj
{
    std::optional<SfxItemSet> moUndoSet;
    std::optional<SfxItemSet> moRedoSet;
 
    // FIXME: Or should we better remember the StyleSheetNames?
    rtl::Reference< SfxStyleSheetBase > mxUndoStyleSheet;
    rtl::Reference< SfxStyleSheetBase > mxRedoStyleSheet;
    bool bStyleSheet;
    bool bHaveToTakeRedoSet;
 
    // When assigning TextItems to a drawing object with text:
    std::optional<OutlinerParaObject> pTextUndo;
    // #i8508#
    // The text rescue mechanism needs also to be implemented for redo actions.
    std::optional<OutlinerParaObject> pTextRedo;
 
    // If we have a group object:
    std::unique_ptr<SdrUndoGroup> pUndoGroup;
 
protected:
    // Helper to ensure StyleSheet is in pool (provided by SdrModel from SdrObject)
    static void ensureStyleSheetInStyleSheetPool(SfxStyleSheetBasePool& rStyleSheetPool, SfxStyleSheet& rSheet);
 
public:
    SdrUndoAttrObj(SdrObject& rNewObj, bool bStyleSheet1 = false, bool bSaveText = false);
    virtual ~SdrUndoAttrObj() override;
    virtual void Undo() override;
    virtual void Redo() override;
 
    virtual OUString GetComment() const override;
    virtual OUString GetSdrRepeatComment() const override;
};
 
class SVXCORE_DLLPUBLIC SdrUndoMoveObj final : public SdrUndoObj
{
    Size aDistance; // Distance by which we move
 
public:
    SdrUndoMoveObj(SdrObject& rNewObj, const Size& rDist): SdrUndoObj(rNewObj),aDistance(rDist) {}
    virtual ~SdrUndoMoveObj() override;
 
    virtual void Undo() override;
    virtual void Redo() override;
 
    virtual OUString GetComment() const override;
    virtual OUString GetSdrRepeatComment() const override;
 
    virtual void SdrRepeat(SdrView& rView) override;
    virtual bool CanSdrRepeat(SdrView& rView) const override;
};
 
class SVXCORE_DLLPUBLIC SdrUndoGeoObj : public SdrUndoObj
{
    std::unique_ptr<SdrObjGeoData> pUndoGeo;
    std::unique_ptr<SdrObjGeoData> pRedoGeo;
    // If we have a group object:
    std::unique_ptr<SdrUndoGroup> pUndoGroup;
    bool mbSkipChangeLayout;
 
public:
    SdrUndoGeoObj(SdrObject& rNewObj);
    virtual ~SdrUndoGeoObj() override;
 
    virtual void Undo() override;
    virtual void Redo() override;
 
    virtual OUString GetComment() const override;
    void SetSkipChangeLayout(bool bOn) { mbSkipChangeLayout=bOn; }
};
 
// Diagram ModelData changes
class SVXCORE_DLLPUBLIC SdrUndoDiagramModelData final : public SdrUndoObj
{
    std::shared_ptr< svx::diagram::DiagramDataState > m_aStartState;
    std::shared_ptr< svx::diagram::DiagramDataState > m_aEndState;
 
    void implUndoRedo(bool bUndo);
 
public:
    SdrUndoDiagramModelData(SdrObject& rNewObj, std::shared_ptr< svx::diagram::DiagramDataState >& rStartState);
    virtual ~SdrUndoDiagramModelData() override;
 
    virtual void Undo() override;
    virtual void Redo() override;
 
    virtual OUString GetComment() const override;
};
 
class SVXCORE_DLLPUBLIC SdrUndoObjList : public SdrUndoObj {
    class ObjListListener;
    friend class ObjListListener;
 
protected:
    SdrObjList* pObjList;
    sal_uInt32 nOrdNum;
 
protected:
    SdrUndoObjList(SdrObject& rNewObj, bool bOrdNumDirect);
    virtual ~SdrUndoObjList() override;
};
 
class SVXCORE_DLLPUBLIC SdrUndoRemoveObj : public SdrUndoObjList
{
public:
    SdrUndoRemoveObj(SdrObject& rNewObj, bool bOrdNumDirect = false)
    : SdrUndoObjList(rNewObj,bOrdNumDirect) {}
 
    virtual void Undo() override;
    virtual void Redo() override;
 
    virtual ~SdrUndoRemoveObj() override;
};
 
class SVXCORE_DLLPUBLIC SdrUndoInsertObj : public SdrUndoObjList
{
public:
    SdrUndoInsertObj(SdrObject& rNewObj, bool bOrdNumDirect = false)
    :   SdrUndoObjList(rNewObj,bOrdNumDirect) {}
 
    virtual void Undo() override;
    virtual void Redo() override;
};
 
class SVXCORE_DLLPUBLIC SdrUndoDelObj : public SdrUndoRemoveObj
{
public:
    SdrUndoDelObj(SdrObject& rNewObj, bool bOrdNumDirect = false);
 
    virtual void Undo() override;
    virtual void Redo() override;
 
    virtual OUString GetComment() const override;
    virtual OUString GetSdrRepeatComment() const override;
 
    virtual void SdrRepeat(SdrView& rView) override;
    virtual bool CanSdrRepeat(SdrView& rView) const override;
};
 
class SVXCORE_DLLPUBLIC SdrUndoNewObj : public SdrUndoInsertObj
{
public:
    SdrUndoNewObj(SdrObject& rNewObj, bool bOrdNumDirect = false)
    :   SdrUndoInsertObj(rNewObj,bOrdNumDirect) {}
 
    virtual void Undo() override;
    virtual void Redo() override;
 
    virtual OUString GetComment() const override;
 
    static  OUString GetComment(const SdrObject& _rForObject);
};
 
class SVXCORE_DLLPUBLIC SdrUndoReplaceObj : public SdrUndoObj
{
    SdrObjList* pObjList;
    rtl::Reference<SdrObject> mxNewObj;
 
public:
    SdrUndoReplaceObj(SdrObject& rOldObj1, SdrObject& rNewObj1);
    virtual ~SdrUndoReplaceObj() override;
 
    virtual void Undo() override;
    virtual void Redo() override;
};
 
class SdrUndoCopyObj final : public SdrUndoNewObj
{
public:
    SdrUndoCopyObj(SdrObject& rNewObj, bool bOrdNumDirect)
    :   SdrUndoNewObj(rNewObj,bOrdNumDirect) {}
 
    virtual OUString GetComment() const override;
};
 
class SdrUndoObjOrdNum final : public SdrUndoObj
{
    sal_uInt32 nOldOrdNum;
    sal_uInt32 nNewOrdNum;
 
public:
    SdrUndoObjOrdNum(SdrObject& rNewObj, sal_uInt32 nOldOrdNum1, sal_uInt32 nNewOrdNum1);
 
    virtual void Undo() override;
    virtual void Redo() override;
 
    virtual OUString GetComment() const override;
};
 
class SdrUndoSort final : public SdrUndoAction
{
private:
    ::std::vector<sal_Int32> m_OldSortOrder;
    ::std::vector<sal_Int32> m_NewSortOrder;
    sal_uInt16 const m_nPage;
 
    void Do(::std::vector<sal_Int32> & rSortOrder);
 
public:
    SdrUndoSort(const SdrPage & rPage,
        ::std::vector<sal_Int32> const& rSortOrder);
 
    virtual void Undo() override;
    virtual void Redo() override;
 
    virtual OUString GetComment() const override;
};
 
// #i11702#
 
class SVXCORE_DLLPUBLIC SdrUndoObjectLayerChange final : public SdrUndoObj
{
    SdrLayerID maOldLayer;
    SdrLayerID maNewLayer;
 
public:
    SdrUndoObjectLayerChange(SdrObject& rObj, SdrLayerID aOldLayer, SdrLayerID aNewLayer);
 
    virtual void Undo() override;
    virtual void Redo() override;
};
 
class SVXCORE_DLLPUBLIC SdrUndoObjSetText : public SdrUndoObj
{
    std::optional<OutlinerParaObject>
                                pOldText;
    std::optional<OutlinerParaObject>
                                pNewText;
    bool                        bNewTextAvailable;
    bool                        bEmptyPresObj;
    sal_Int32                   mnText;
 
public:
    SdrUndoObjSetText(SdrObject& rNewObj, sal_Int32 nText );
    virtual ~SdrUndoObjSetText() override;
 
    bool IsDifferent() const;
    void AfterSetText();
 
    virtual void Undo() override;
    virtual void Redo() override;
 
    virtual OUString GetComment() const override;
    virtual OUString GetSdrRepeatComment() const override;
 
    virtual void SdrRepeat(SdrView& rView) override;
    virtual bool CanSdrRepeat(SdrView& rView) const override;
};
 
class SdrUndoObjStrAttr final : public SdrUndoObj
{
public:
    enum class ObjStrAttrType
    {
        Name,
        Title,
        Description
    };
 
    SdrUndoObjStrAttr( SdrObject& rNewObj,
                       const ObjStrAttrType eObjStrAttr,
                       OUString sOldStr,
                       OUString sNewStr);
 
    virtual void Undo() override;
    virtual void Redo() override;
 
    virtual OUString GetComment() const override;
 
private:
    const ObjStrAttrType meObjStrAttr;
    const OUString msOldStr;
    const OUString msNewStr;
 
};
 
class SdrUndoObjDecorative final : public SdrUndoObj
{
private:
    bool const m_WasDecorative;
 
public:
    SdrUndoObjDecorative(SdrObject & rObj, bool const WasDecorative);
 
    virtual void Undo() override;
    virtual void Redo() override;
 
    virtual OUString GetComment() const override;
};
 
 
/*
 * Layer
 */
 
class SdrUndoLayer : public SdrUndoAction
{
protected:
    SdrLayer* pLayer;
    SdrLayerAdmin* pLayerAdmin;
    sal_uInt16 nNum;
    bool bItsMine;
 
protected:
    SdrUndoLayer(sal_uInt16 nLayerNum, SdrLayerAdmin& rNewLayerAdmin, SdrModel& rNewModel);
    virtual ~SdrUndoLayer() override;
};
 
class SdrUndoNewLayer final : public SdrUndoLayer
{
public:
    SdrUndoNewLayer(sal_uInt16 nLayerNum, SdrLayerAdmin& rNewLayerAdmin, SdrModel& rNewModel)
    : SdrUndoLayer(nLayerNum,rNewLayerAdmin,rNewModel) {}
 
    virtual void Undo() override;
    virtual void Redo() override;
 
    virtual OUString GetComment() const override;
};
 
class SdrUndoDelLayer final : public SdrUndoLayer
{
public:
    SdrUndoDelLayer(sal_uInt16 nLayerNum, SdrLayerAdmin& rNewLayerAdmin, SdrModel& rNewModel)
    : SdrUndoLayer(nLayerNum,rNewLayerAdmin,rNewModel) { bItsMine=true; }
 
    virtual void Undo() override;
    virtual void Redo() override;
 
    virtual OUString GetComment() const override;
};
 
/*
 * Pages
 */
 
class SdrUndoPage : public SdrUndoAction
{
protected:
    rtl::Reference<SdrPage> mxPage;
 
protected:
    void ImpInsertPage(sal_uInt16 nNum);
    void ImpRemovePage(sal_uInt16 nNum);
    void ImpMovePage(sal_uInt16 nOldNum, sal_uInt16 nNewNum);
 
protected:
    SdrUndoPage(SdrPage& rNewPg);
    ~SdrUndoPage();
 
    static OUString ImpGetDescriptionStr(TranslateId pStrCacheID);
};
 
class SVXCORE_DLLPUBLIC SdrUndoPageList : public SdrUndoPage
{
protected:
    sal_uInt16 nPageNum;
 
protected:
    SdrUndoPageList(SdrPage& rNewPg);
    virtual ~SdrUndoPageList() override;
};
 
class SVXCORE_DLLPUBLIC SdrUndoDelPage final : public SdrUndoPageList
{
    // When deleting a MasterPage, we remember all relations of the
    // Character Page with the MasterPage in this UndoGroup.
    std::unique_ptr<SdrUndoGroup> pUndoGroup;
    std::unique_ptr<SfxPoolItem> mpFillBitmapItem;
    bool mbHasFillBitmap;
 
public:
    SdrUndoDelPage(SdrPage& rNewPg);
    virtual ~SdrUndoDelPage() override;
 
    virtual void Undo() override;
    virtual void Redo() override;
 
    virtual OUString GetComment() const override;
    virtual OUString GetSdrRepeatComment() const override;
 
    virtual void SdrRepeat(SdrView& rView) override;
    virtual bool CanSdrRepeat(SdrView& rView) const override;
 
private:
    void queryFillBitmap(const SfxItemSet &rItemSet);
    void clearFillBitmap();
    void restoreFillBitmap();
};
 
class SVXCORE_DLLPUBLIC SdrUndoNewPage : public SdrUndoPageList
{
public:
    SdrUndoNewPage(SdrPage& rNewPg): SdrUndoPageList(rNewPg) {}
 
    virtual void Undo() override;
    virtual void Redo() override;
 
    virtual OUString GetComment() const override;
};
 
class SdrUndoCopyPage final : public SdrUndoNewPage
{
public:
    SdrUndoCopyPage(SdrPage& rNewPg): SdrUndoNewPage(rNewPg) {}
 
    virtual OUString GetComment() const override;
    virtual OUString GetSdrRepeatComment() const override;
 
    virtual void SdrRepeat(SdrView& rView) override;
    virtual bool CanSdrRepeat(SdrView& rView) const override;
};
 
class SdrUndoSetPageNum final : public SdrUndoPage
{
    sal_uInt16 nOldPageNum;
    sal_uInt16 nNewPageNum;
 
public:
    SdrUndoSetPageNum(SdrPage& rNewPg, sal_uInt16 nOldPageNum1, sal_uInt16 nNewPageNum1)
    :   SdrUndoPage(rNewPg),nOldPageNum(nOldPageNum1),nNewPageNum(nNewPageNum1) {}
 
    virtual void Undo() override;
    virtual void Redo() override;
 
    virtual OUString GetComment() const override;
};
 
 
/*
 * Masterpages
 */
 
class SdrUndoPageMasterPage : public SdrUndoPage
{
protected:
    bool mbOldHadMasterPage;
    SdrLayerIDSet maOldSet;
    sal_uInt16 maOldMasterPageNumber;
 
protected:
    SdrUndoPageMasterPage(SdrPage& rChangedPage);
 
public:
    UNLESS_MERGELIBS(SVXCORE_DLLPUBLIC) virtual ~SdrUndoPageMasterPage() override;
};
 
class SdrUndoPageRemoveMasterPage final : public SdrUndoPageMasterPage
{
public:
    SdrUndoPageRemoveMasterPage(SdrPage& rChangedPage);
 
    virtual void Undo() override;
    virtual void Redo() override;
 
    virtual OUString GetComment() const override;
};
 
class SdrUndoPageChangeMasterPage final : public SdrUndoPageMasterPage
{
    bool mbNewHadMasterPage;
    SdrLayerIDSet maNewSet;
    sal_uInt16 maNewMasterPageNumber;
 
public:
    SdrUndoPageChangeMasterPage(SdrPage& rChangedPage);
 
    virtual void Undo() override;
    virtual void Redo() override;
 
    virtual OUString GetComment() const override;
};
 
 
class SVXCORE_DLLPUBLIC SdrUndoFactory
{
public:
    // Shapes
    virtual ~SdrUndoFactory();
    virtual std::unique_ptr<SdrUndoAction> CreateUndoMoveObject( SdrObject& rObject, const Size& rDist );
    virtual std::unique_ptr<SdrUndoAction> CreateUndoGeoObject( SdrObject& rObject );
    virtual std::unique_ptr<SdrUndoAction> CreateUndoAttrObject( SdrObject& rObject, bool bStyleSheet1 = false, bool bSaveText = false );
    virtual std::unique_ptr<SdrUndoAction> CreateUndoRemoveObject(SdrObject& rObject);
    virtual std::unique_ptr<SdrUndoAction> CreateUndoInsertObject( SdrObject& rObject, bool bOrdNumDirect = false);
    virtual std::unique_ptr<SdrUndoAction> CreateUndoDeleteObject( SdrObject& rObject, bool bOrdNumDirect = false);
    virtual std::unique_ptr<SdrUndoAction> CreateUndoNewObject( SdrObject& rObject, bool bOrdNumDirect = false);
    virtual std::unique_ptr<SdrUndoAction> CreateUndoCopyObject( SdrObject& rObject, bool bOrdNumDirect = false);
 
    virtual std::unique_ptr<SdrUndoAction> CreateUndoObjectOrdNum( SdrObject& rObject, sal_uInt32 nOldOrdNum1, sal_uInt32 nNewOrdNum1);
 
    virtual std::unique_ptr<SdrUndoAction> CreateUndoReplaceObject( SdrObject& rOldObject, SdrObject& rNewObject );
    virtual std::unique_ptr<SdrUndoAction> CreateUndoObjectLayerChange( SdrObject& rObject, SdrLayerID aOldLayer, SdrLayerID aNewLayer );
    virtual std::unique_ptr<SdrUndoAction> CreateUndoObjectSetText( SdrObject& rNewObj, sal_Int32 nText );
 
    // Implement Title/Description Elements UI for Writer text frames, graphics and embedded objects (#i73249#)
    static std::unique_ptr<SdrUndoAction> CreateUndoObjectStrAttr( SdrObject& rObject,
                                                    SdrUndoObjStrAttr::ObjStrAttrType eObjStrAttrType,
                                                    const OUString& sOldStr,
                                                    const OUString& sNewStr );
    static std::unique_ptr<SdrUndoAction> CreateUndoObjectDecorative(SdrObject& rObject,
            bool const WasDecorative);
 
    // Diagram ModelData changes
    virtual std::unique_ptr<SdrUndoAction> CreateUndoDiagramModelData( SdrObject& rObject, std::shared_ptr< svx::diagram::DiagramDataState >& rStartState );
 
    // Layer
    virtual std::unique_ptr<SdrUndoAction> CreateUndoNewLayer(sal_uInt16 nLayerNum, SdrLayerAdmin& rNewLayerAdmin, SdrModel& rNewModel);
    virtual std::unique_ptr<SdrUndoAction> CreateUndoDeleteLayer(sal_uInt16 nLayerNum, SdrLayerAdmin& rNewLayerAdmin, SdrModel& rNewModel);
 
    // Page
    virtual std::unique_ptr<SdrUndoAction> CreateUndoDeletePage(SdrPage& rPage);
    virtual std::unique_ptr<SdrUndoAction> CreateUndoNewPage(SdrPage& rPage);
    virtual std::unique_ptr<SdrUndoAction> CreateUndoCopyPage(SdrPage& rPage);
    virtual std::unique_ptr<SdrUndoAction> CreateUndoSetPageNum(SdrPage& rNewPg, sal_uInt16 nOldPageNum1, sal_uInt16 nNewPageNum1);
    static std::unique_ptr<SdrUndoAction> CreateUndoSort(SdrPage& rPage, ::std::vector<sal_Int32> const& rSortOrder);
 
    // Master page
    virtual std::unique_ptr<SdrUndoAction> CreateUndoPageRemoveMasterPage(SdrPage& rChangedPage);
    virtual std::unique_ptr<SdrUndoAction> CreateUndoPageChangeMasterPage(SdrPage& rChangedPage);
};
 
/* vim:set shiftwidth=4 softtabstop=4 expandtab: */