116 lines
4.0 KiB
C++
116 lines
4.0 KiB
C++
/***************************************************************************
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* Copyright (c) Juergen Riegel <juergen.riegel@web.de> *
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* *
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* This file is part of the FreeCAD CAx development system. *
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* *
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* This library is free software; you can redistribute it and/or *
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* modify it under the terms of the GNU Library General Public *
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* License as published by the Free Software Foundation; either *
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* version 2 of the License, or (at your option) any later version. *
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* *
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* This library 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 Library General Public License for more details. *
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* *
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* You should have received a copy of the GNU Library General Public *
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* License along with this library; see the file COPYING.LIB. If not, *
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* write to the Free Software Foundation, Inc., 59 Temple Place, *
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* Suite 330, Boston, MA 02111-1307, USA *
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* *
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***************************************************************************/
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#ifndef APP_TRANSACTION_H
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#define APP_TRANSACTION_H
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#include <Base/Persistence.h>
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namespace App
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{
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class Document;
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class DocumentObject;
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class Property;
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class Transaction;
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/** Represents an entry for an object in a Transaction
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*/
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class AppExport TransactionObject: public Base::Persistence
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{
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TYPESYSTEM_HEADER();
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public:
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/// Construction
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TransactionObject(const DocumentObject *pcObj,const char *NameInDocument=0);
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/// Destruction
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virtual ~TransactionObject();
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void applyNew(Document &Doc, DocumentObject *pcObj);
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void applyDel(Document &Doc, DocumentObject *pcObj);
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void applyChn(Document &Doc, DocumentObject *pcObj,bool Forward);
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void setProperty(const Property* pcProp);
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virtual unsigned int getMemSize (void) const;
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virtual void Save (Base::Writer &writer) const;
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/// This method is used to restore properties from an XML document.
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virtual void Restore(Base::XMLReader &reader);
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friend class Transaction;
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protected:
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enum Status {New,Del,Chn} status;
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std::map<const Property*,Property*> _PropChangeMap;
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std::string _NameInDocument;
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};
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/** Represents a atomic transaction of the document
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*/
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class AppExport Transaction : public Base::Persistence
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{
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TYPESYSTEM_HEADER();
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public:
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/// Construction
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Transaction();
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/// Construction
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Transaction(int pos);
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/// Destruction
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virtual ~Transaction();
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/// apply the content to the document
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void apply(Document &Doc,bool forward);
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// the utf-8 name of the transaction
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std::string Name;
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virtual unsigned int getMemSize (void) const;
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virtual void Save (Base::Writer &writer) const;
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/// This method is used to restore properties from an XML document.
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virtual void Restore(Base::XMLReader &reader);
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/// get the position in the transaction history
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int getPos(void) const;
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/// check if this object is used in a transaction
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bool hasObject(DocumentObject *Obj) const;
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friend class Document;
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protected:
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void addObjectNew(DocumentObject *Obj);
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void addObjectDel(const DocumentObject *Obj);
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void addObjectChange(const DocumentObject *Obj,const Property *Prop);
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private:
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int iPos;
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std::map<const DocumentObject*,TransactionObject*> _Objects;
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};
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} //namespace App
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#endif // APP_TRANSACTION_H
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