SoSensorManager.h

#ifndef COIN_SOSENSORMANAGER_H
#define COIN_SOSENSORMANAGER_H
 
/**************************************************************************\
 * Copyright (c) Kongsberg Oil & Gas Technologies AS
 * All rights reserved.
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 * Redistribution and use in source and binary forms, with or without
 * modification, are permitted provided that the following conditions are
 * met:
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 * Redistributions of source code must retain the above copyright notice,
 * this list of conditions and the following disclaimer.
 * 
 * Redistributions in binary form must reproduce the above copyright
 * notice, this list of conditions and the following disclaimer in the
 * documentation and/or other materials provided with the distribution.
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 * contributors may be used to endorse or promote products derived from
 * this software without specific prior written permission.
 * 
 * THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS
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\**************************************************************************/
 
#include <Inventor/SbBasic.h>
 
class SoDelayQueueSensor;
class SoTimerQueueSensor;
class SoTimerSensor;
class SbTime;
 
class COIN_DLL_API SoSensorManager {
public:
  SoSensorManager(void);
  ~SoSensorManager();
 
  void insertDelaySensor(SoDelayQueueSensor * s);
  void insertTimerSensor(SoTimerQueueSensor * s);
  void removeDelaySensor(SoDelayQueueSensor * s);
  void removeTimerSensor(SoTimerQueueSensor * s);
 
  void setChangedCallback(void (*sensorQueueChangedCB)(void *), void * data);
 
  void rescheduleTimer(SoTimerSensor * s);
  void removeRescheduledTimer(SoTimerQueueSensor * s);
 
  void processDelayQueue(SbBool isidle);
  void processImmediateQueue(void);
  void processTimerQueue(void);
 
  SbBool isDelaySensorPending(void);
  SbBool isTimerSensorPending(SbTime & tm);
 
  void setDelaySensorTimeout(const SbTime & t);
  const SbTime & getDelaySensorTimeout(void);
 
  int doSelect(int nfds, void * readfds, void * writefds,
               void * exceptfds, struct timeval * userTimeOut);
 
private:
  void notifyChanged(void);
 
  int mergeTimerQueues(void);
  int mergeDelayQueues(void);
  
  class SoSensorManagerP * pimpl;
  friend class SoSensorManagerP;
};
 
#endif // !COIN_SOSENSORMANAGER_H