event.h

/***************************************************************************
                          event.h  -  description
                             -------------------
    begin                : Thu Apr 8 2004
    copyright            : (C) 2004 by Daroth-U
    email                : daroth-u@ifrance.com
 ***************************************************************************/

/***************************************************************************
 *                                                                         *
 *   This program is free software; you can redistribute it and/or modify  *
 *   it under the terms of the GNU General Public License as published by  *
 *   the Free Software Foundation; either version 2 of the License, or     *
 *   (at your option) any later version.                                   *
 *                                                                         *
 ***************************************************************************/

#ifndef EVENT_H
#define EVENT_H

#include "../constants.h"
#include "../date.h"


class Date;  
    
class Event  {

private:
  Date eventDate;
  Date timeOut; 
  long nbExecutionsToDo;
  long nbExecutions;
  
  // For debug purpose
  static int globalId;  
  int eventId;  // unique  
  bool cancelEvent;

public:
  
  
  enum {
    INFINITE_EXECUTIONS = -1 
  }; 
   
  // This event will occur nbExecutionsTD time every tmOut from currentDate.  
  Event(Date currentDate, Date tmOut, long nbExecutionsToDo);
  
  // This event will occur only one time at the given date
  Event(Date eventDate);
  
  Event(); 
  virtual ~Event();
  
  //virtual void execute()=0;
  virtual void execute() { cout << "Event.cpp : execute function should'nt be called by event base class!" << endl; }
  
  // this is called before the event is deleted (It's only called once.)
  virtual void executeBeforeDelete() { }

  inline long getNbExecutionsToDo() { return nbExecutionsToDo; }
  inline long getNbExecutions()     { return nbExecutions; }
  inline int getEventId()           { return eventId;   }
  inline void increaseNbExecutions(){ nbExecutions ++ ; }
  inline void setNbExecutionsToDo(int nb){ if(nb >= -1) nbExecutionsToDo = nb; else nbExecutions = 0; }
  inline bool isCancelEventSet() { return cancelEvent; }
  
    
  Date getEventDate() { return eventDate; }
  Date getTimeOut()   { return timeOut;   }
  void setEventDate(Date d) { eventDate = d; }   
  void scheduleDeleteEvent();
  
  
};

#endif

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