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_SOSENSORMANAGER_H 00021 #define COIN_SOSENSORMANAGER_H 00022 00023 #include <Inventor/SbBasic.h> 00024 00025 class SoDelayQueueSensor; 00026 class SoTimerQueueSensor; 00027 class SoTimerSensor; 00028 class SbTime; 00029 00030 class COIN_DLL_API SoSensorManager { 00031 public: 00032 SoSensorManager(void); 00033 ~SoSensorManager(); 00034 00035 void insertDelaySensor(SoDelayQueueSensor * s); 00036 void insertTimerSensor(SoTimerQueueSensor * s); 00037 void removeDelaySensor(SoDelayQueueSensor * s); 00038 void removeTimerSensor(SoTimerQueueSensor * s); 00039 00040 void setChangedCallback(void (*func)(void *), void * data); 00041 00042 void rescheduleTimer(SoTimerSensor * s); 00043 void removeRescheduledTimer(SoTimerQueueSensor * s); 00044 00045 void processDelayQueue(SbBool isidle); 00046 void processImmediateQueue(void); 00047 void processTimerQueue(void); 00048 00049 SbBool isDelaySensorPending(void); 00050 SbBool isTimerSensorPending(SbTime & tm); 00051 00052 void setDelaySensorTimeout(const SbTime & t); 00053 const SbTime & getDelaySensorTimeout(void); 00054 00055 int doSelect(int nfds, void * readfds, void * writefds, 00056 void * exceptfds, struct timeval * userTimeOut); 00057 00058 private: 00059 void notifyChanged(void); 00060 00061 int mergeTimerQueues(void); 00062 int mergeDelayQueues(void); 00063 00064 class SoSensorManagerP * pimpl; 00065 friend class SoSensorManagerP; 00066 }; 00067 00068 #endif // !COIN_SOSENSORMANAGER_H