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