# SoSensorManager.h

    00001 #ifndef COIN_SOSENSORMANAGER_H
    00002 #define COIN_SOSENSORMANAGER_H
    00003
    00004 /**************************************************************************\
    00005  *
    00006  *  This file is part of the Coin 3D visualization library.
    00007  *  Copyright (C) 1998-2003 by Systems in Motion.  All rights reserved.
    00008  *
    00009  *  This library is free software; you can redistribute it and/or
    00010  *  modify it under the terms of the GNU General Public License
    00011  *  ("GPL") version 2 as published by the Free Software Foundation.
    00012  *  See the file LICENSE.GPL at the root directory of this source
    00013  *  distribution for additional information about the GNU GPL.
    00014  *
    00015  *  For using Coin with software that can not be combined with the GNU
    00016  *  GPL, and for taking advantage of the additional benefits of our
    00017  *  support services, please contact Systems in Motion about acquiring
    00018  *  a Coin Professional Edition License.
    00019  *
    00020  *  See <URL:http://www.coin3d.org> for  more information.
    00021  *
    00022  *  Systems in Motion, Teknobyen, Abels Gate 5, 7030 Trondheim, NORWAY.
    00023  *  <URL:http://www.sim.no>.
    00024  *
    00025 \**************************************************************************/
    00026
    00027 #include <Inventor/SbBasic.h>
    00028
    00029 class SoDelayQueueSensor;
    00030 class SoTimerQueueSensor;
    00031 class SoTimerSensor;
    00032 class SbTime;
    00033
    00034 class COIN_DLL_API SoSensorManager {
    00035 public:
    00036   SoSensorManager(void);
    00037   ~SoSensorManager();
    00038
    00039   void insertDelaySensor(SoDelayQueueSensor * s);
    00040   void insertTimerSensor(SoTimerQueueSensor * s);
    00041   void removeDelaySensor(SoDelayQueueSensor * s);
    00042   void removeTimerSensor(SoTimerQueueSensor * s);
    00043
    00044   void setChangedCallback(void (*func)(void *), void * data);
    00045
    00046   void rescheduleTimer(SoTimerSensor * s);
    00047   void removeRescheduledTimer(SoTimerQueueSensor * s);
    00048
    00049   void processDelayQueue(SbBool isidle);
    00050   void processImmediateQueue(void);
    00051   void processTimerQueue(void);
    00052
    00053   SbBool isDelaySensorPending(void);
    00054   SbBool isTimerSensorPending(SbTime & tm);
    00055
    00056   void setDelaySensorTimeout(const SbTime & t);
    00057   const SbTime & getDelaySensorTimeout(void);
    00058
    00059   int doSelect(int nfds, void * readfds, void * writefds,
    00060                void * exceptfds, struct timeval * userTimeOut);
    00061
    00062 private:
    00063   void notifyChanged(void);
    00064
    00065   int mergeTimerQueues(void);
    00066   int mergeDelayQueues(void);
    00067
    00068   class SoSensorManagerP * pimpl;
    00069   friend class SoSensorManagerP;
    00070 };
    00071
    00072 #endif // !COIN_SOSENSORMANAGER_H