00001 /* 00002 * This file is part of openMask © INRIA, CNRS, Universite de Rennes 1 1993-2002, thereinafter the Software 00003 * 00004 * The Software has been developped within the Siames Project. 00005 * INRIA, the University of Rennes 1 and CNRS jointly hold intellectual property rights 00006 * 00007 * The Software has been registered with the Agence pour la Protection des 00008 * Programmes (APP) under registration number IDDN.FR.001.510008.00.S.P.2001.000.41200 00009 * 00010 * This file may be distributed under the terms of the Q Public License 00011 * version 1.0 as defined by Trolltech AS of Norway and appearing in the file 00012 * LICENSE.QPL included in the packaging of this file. 00013 * 00014 * Licensees holding valid specific licenses issued by INRIA, CNRS or Université de Rennes 1 00015 * for the software may use this file in accordance with that specific license 00016 * 00017 */ 00018 #ifndef OMKEventListenerCallBackHEADER 00019 #define OMKEventListenerCallBackHEADER 00020 00021 #include "OMKEventListener.h" 00022 #include "OMKSimulatedObject.h" 00023 00024 namespace OMK 00025 { 00091 template< class CallerClass > 00092 class EventListenerCallBack : 00093 public EventListener 00094 { 00095 public: 00118 typedef bool (CallerClass::*CallBackFct)( Event * event ) ; 00120 00121 00122 00123 00124 00125 00126 00127 00128 00129 00130 00131 EventListenerCallBack( CallerClass & owner, 00132 CallBackFct callBackFct, 00133 const EventIdentifier& eventId ) 00134 : EventListener( owner ), _callerInstance( &owner ), _callBackFct( callBackFct ), _eventId( eventId ) 00135 { 00136 // The owner instance and the callback method must be set 00137 OMASSERTM( _callerInstance && _callBackFct, "The owner instance and the callback method must be set" ); 00138 _owner.addEventListener( *this ) ; 00139 } 00152 EventListenerCallBack( SimulatedObject & owner, 00153 CallerClass * callerInstance, CallBackFct callBackFct, 00154 const EventIdentifier& eventId ) 00155 : EventListener( owner ), _callerInstance( callerInstance ), _callBackFct( callBackFct ), _eventId( eventId ) 00156 { 00157 // The owner instance and the callback method must be set 00158 OMASSERTM( _callerInstance && _callBackFct, "The owner instance and the callback method must be set" ); 00159 _owner.addEventListener( *this ) ; 00160 } 00162 virtual ~EventListenerCallBack() {} 00164 00165 protected: 00167 00168 00169 00170 00171 00172 virtual bool processEvent( Event *event ) 00173 { 00174 return (_callerInstance->*_callBackFct)( event ) ; 00175 } 00177 virtual void registerEvents() 00178 { 00179 _owner.registerEventListenerForEvent( *this, _eventId ) ; 00180 } 00182 00183 protected: 00185 00186 00187 00188 CallerClass* _callerInstance ; 00190 CallBackFct _callBackFct ; 00192 EventIdentifier _eventId ; 00194 }; 00195 00196 } // namespace OMK 00197 00198 #endif //defined OMKEventListenerCallBackHEADER
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