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00001 
00007 /* Copyright, 2001 Nevrax Ltd.
00008  *
00009  * This file is part of NEVRAX NEL.
00010  * NEVRAX NEL is free software; you can redistribute it and/or modify
00011  * it under the terms of the GNU General Public License as published by
00012  * the Free Software Foundation; either version 2, or (at your option)
00013  * any later version.
00014 
00015  * NEVRAX NEL is distributed in the hope that it will be useful, but
00016  * WITHOUT ANY WARRANTY; without even the implied warranty of
00017  * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU
00018  * General Public License for more details.
00019 
00020  * You should have received a copy of the GNU General Public License
00021  * along with NEVRAX NEL; see the file COPYING. If not, write to the
00022  * Free Software Foundation, Inc., 59 Temple Place - Suite 330, Boston,
00023  * MA 02111-1307, USA.
00024  */
00025 
00026 #ifndef NL_AGENT_INPUT_H
00027 #define NL_AGENT_INPUT_H
00028 
00029 #include "nel/ai/c/abstract_interface.h"
00030 #include "nel/ai/agent/baseai.h"
00031 #include "nel/ai/agent/list_manager.h"
00032 #include "nel/ai/agent/msg_on_change.h"
00033 
00034 namespace NLAIAGENT
00035 {
00042         class IAgentInput : public IConnectIA
00043         {
00044         protected :
00045                 bool                            _ActiveInput;   // True if _ConnexionList not empty.
00046                 IObjectIA                       *_LocalValue;   // Last value of the component for know if his value as changed.
00047                 CListGroupManager       _ConnexionList; // A list of IConnectIA interested by the change of the value.  
00048 
00049         public:
00050 
00052                 IAgentInput();
00053 
00054                 IAgentInput(const IAgentInput &);
00055 
00057                 IAgentInput(IObjectIA *);
00058 
00060                 virtual ~IAgentInput();
00061 
00062                 virtual bool isEqual(const IBasicObjectIA &a) const;
00063                 virtual const CProcessResult &getState() const
00064                 {
00065                         return IObjectIA::ProcessRun;
00066                 }
00067                 virtual void setState(TProcessStatement s, IObjectIA *result) {}        
00068 
00070                 void addInputConnection(IConnectIA* obj);
00071 
00073                 void releaseInputConnexion(IConnectIA* obj);
00074 
00076                 virtual const IObjectIA* getValue() const {return _LocalValue;}
00077 
00078                 virtual void setValue(IObjectIA *);
00079 
00080                 virtual const CProcessResult runMsg(COnChangeMsg &msg); 
00081 
00083 
00084                 virtual const CProcessResult&run ();
00086                 
00088 
00089                 virtual void onKill(IConnectIA* c);
00091 
00093 
00094                 virtual void save(NLMISC::IStream &);
00095                 virtual void load(NLMISC::IStream &);
00097         };
00098 
00099 
00100 } // NLAIAGENT
00101 
00102 
00103 #endif // NL_AGENT_INPUT_H
00104 
00105 /* End of agent_input.h */