00001 /**************************************************************************\ 00002 * 00003 * This file is part of the Coin 3D visualization library. 00004 * Copyright (C) 1998-2002 by Systems in Motion. All rights reserved. 00005 * 00006 * This library is free software; you can redistribute it and/or 00007 * modify it under the terms of the GNU Lesser General Public License 00008 * version 2.1 as published by the Free Software Foundation. See the 00009 * file LICENSE.LGPL at the root directory of the distribution for 00010 * more details. 00011 * 00012 * If you want to use Coin for applications not compatible with the 00013 * LGPL, please contact SIM to acquire a Professional Edition license. 00014 * 00015 * Systems in Motion, Prof Brochs gate 6, 7030 Trondheim, NORWAY 00016 * http://www.sim.no support@sim.no Voice: +47 22114160 Fax: +47 22207097 00017 * 00018 \**************************************************************************/ 00019 00020 #ifndef COIN_SODATASENSOR_H 00021 #define COIN_SODATASENSOR_H 00022 00023 #include <Inventor/sensors/SoDelayQueueSensor.h> 00024 #include <stdlib.h> // for NULL definition 00025 00026 class SoNode; 00027 class SoField; 00028 class SoPath; 00029 class SoNotList; 00030 00031 00032 class COIN_DLL_API SoDataSensor : public SoDelayQueueSensor { 00033 typedef SoDelayQueueSensor inherited; 00034 00035 public: 00036 SoDataSensor(void); 00037 SoDataSensor(SoSensorCB * func, void * data); 00038 virtual ~SoDataSensor(void); 00039 00040 void setDeleteCallback(SoSensorCB * function, void * data = NULL); 00041 SoNode * getTriggerNode(void) const; 00042 SoField * getTriggerField(void) const; 00043 SoPath * getTriggerPath(void) const; 00044 void setTriggerPathFlag(SbBool flag); 00045 SbBool getTriggerPathFlag(void) const; 00046 00047 virtual void trigger(void); 00048 virtual void notify(SoNotList * l); 00049 virtual void dyingReference(void) = 0; 00050 00051 protected: 00052 void invokeDeleteCallback(void); 00053 00054 private: 00055 SoSensorCB * cbfunc; 00056 void * cbdata; 00057 SbBool findpath; 00058 SoField * triggerfield; 00059 SoNode * triggernode; 00060 SoPath * triggerpath; 00061 }; 00062 00063 #endif // !COIN_SODATASENSOR_H