timer.h

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/*---------------------------------------------------------------------\
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*
* This file contains private API, this might break at any time between releases.
* You have been warned!
*
*/
#ifndef ZYPP_NG_BASE_TIMER_H_INCLUDED
#define ZYPP_NG_BASE_TIMER_H_INCLUDED
 
#include <zypp-core/zyppng/base/zyppglobal.h>
#include <zypp-core/zyppng/base/Base>
#include <zypp-core/zyppng/base/Signals>
#include <functional>
 
namespace zyppng {
 
class TimerPrivate;
class EventDispatcher;
ZYPP_FWD_DECL_TYPE_WITH_REFS (Timer);

class Timer : public Base
{
  ZYPP_DECLARE_PRIVATE(Timer)
  friend class EventDispatcher;
 
public:
 
  using Ptr = std::shared_ptr<Timer>;
  using WeakPtr = std::shared_ptr<Timer>;

  static std::shared_ptr<Timer> create ();
  ~Timer () override;

  void setSingleShot ( bool singleShot = true );

  bool singleShot () const;

  static uint64_t now ();

  static uint64_t elapsedSince ( const uint64_t start );

  uint64_t started  () const;

  uint64_t interval () const;

  uint64_t remaining  () const;

  uint64_t elapsed  () const;

  uint64_t expires () const;

  uint64_t expire ();

  bool isRunning ( ) const;

  void start ( );

  void start ( uint64_t timeout );

  void stop  ();

  SignalProxy<void (Timer &t)> sigExpired ();
 
protected:
  Timer ();
};
 
}
 
#endif