#ifndef __MainLoop_h_
#define __MainLoop_h_

#include <time.h>

class MainLoop
{
private:
  void installSignalHandlers();
  void startHardShutdown();
  
protected:
  virtual time_t getDefaultStartTime();
  virtual time_t getDefaultEndTime();
  virtual void start();
  virtual void requestGracefulShutdown();

public:
  // This will install the signal handlers.  You should consider creating this
  // object before initializing any code that would require a graceful
  // shutdown.
  MainLoop();

  // Call this when you've finished the program's immediate initialization.
  // This will start waiting for events like time to start, time to end,
  // or a signal handler.  This will never exit!  The program will shut down
  // first.
  void startWaiting();
};

#endif