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// -*- C++ -*-
//==========================================================================
/**
* @file Event.h
*
* @author Douglas C. Schmidt <d.schmidt@vanderbilt.edu>
*/
//==========================================================================
#ifndef ACE_EVENT_H
#define ACE_EVENT_H
#include /**/ "ace/pre.h"
#include /**/ "ace/ACE_export.h"
#if !defined (ACE_LACKS_PRAGMA_ONCE)
# pragma once
#endif /* ACE_LACKS_PRAGMA_ONCE */
#include "ace/Event_Base.h"
#include "ace/Time_Policy.h"
#include "ace/Time_Value_T.h"
ACE_BEGIN_VERSIONED_NAMESPACE_DECL
/**
* @class ACE_Event_T
*
* @brief A wrapper around the Win32 event locking mechanism.
*
* Portable implementation of an Event mechanism, which is native to
* Win32, but must be emulated on UNIX. All platforms support
* process-scope locking support. However, only Win32 platforms
* support global naming and system-scope locking support.
*/
template <class TIME_POLICY = ACE_System_Time_Policy>
class ACE_Event_T : public ACE_Event_Base
{
public:
/// Constructor that creates event.
ACE_Event_T (int manual_reset = 0,
int initial_state = 0,
int type = USYNC_THREAD,
const ACE_TCHAR *name = 0,
void *arg = 0,
LPSECURITY_ATTRIBUTES sa = 0);
/// Implicitly destroy the event variable.
virtual ~ACE_Event_T () = default;
/// Get the current time of day according to the queue's TIME_POLICY.
/// Allows users to initialize timeout values using correct time policy.
ACE_Time_Value_T<TIME_POLICY> gettimeofday () const;
/// Allows applications to control how the event gets the time
/// of day.
void set_time_policy (TIME_POLICY const & time_policy);
/// Declare the dynamic allocation hooks
ACE_ALLOC_HOOK_DECLARE;
protected:
/// The policy to return the current time of day
TIME_POLICY time_policy_;
private:
ACE_Event_T (const ACE_Event_T<TIME_POLICY>& event) = delete;
const ACE_Event_T &operator= (const ACE_Event_T<TIME_POLICY> &rhs) = delete;
};
typedef ACE_Event_T<ACE_System_Time_Policy> ACE_Event;
ACE_END_VERSIONED_NAMESPACE_DECL
#if defined (__ACE_INLINE__)
#include "ace/Event.inl"
#endif /* __ACE_INLINE__ */
#if defined (ACE_TEMPLATES_REQUIRE_SOURCE)
#include "ace/Event.cpp"
#endif /* ACE_TEMPLATES_REQUIRE_SOURCE */
#if defined (ACE_TEMPLATES_REQUIRE_PRAGMA)
#pragma implementation ("Event.cpp")
#endif /* ACE_TEMPLATES_REQUIRE_PRAGMA */
#include /**/ "ace/post.h"
#endif /* ACE_EVENT_H */
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