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/***************************************************************************
copyright : (C) 2005-2006 by Robby Stephenson
email : robby@periapsis.org
***************************************************************************/
/***************************************************************************
* *
* This program is free software; you can redistribute it and/or modify *
* it under the terms of version 2 of the GNU General Public License as *
* published by the Free Software Foundation; *
* *
***************************************************************************/
#ifndef TELLICO_OBSERVER_H
#define TELLICO_OBSERVER_H
#include "datavectors.h"
namespace Tellico {
class Filter;
/**
* @author Robby Stephenson
*/
class Observer {
public:
virtual ~Observer() {}
virtual void addBorrower(Data::BorrowerPtr) {}
virtual void modifyBorrower(Data::BorrowerPtr) {}
// no removeBorrower()
virtual void addEntries(Data::EntryVec) {}
virtual void modifyEntries(Data::EntryVec) {}
virtual void removeEntries(Data::EntryVec) {}
virtual void addField(Data::CollPtr, Data::FieldPtr) {}
// coll, oldfield, newfield
virtual void modifyField(Data::CollPtr, Data::FieldPtr, Data::FieldPtr) {}
virtual void removeField(Data::CollPtr, Data::FieldPtr) {}
virtual void addFilter(FilterPtr) {}
virtual void modifyFilter(FilterPtr) {}
virtual void removeFilter(FilterPtr) {}
};
}
#endif
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