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#ifndef __PLATFORMEVENT_H
#define __PLATFORMEVENT_H
// Event synchronization object.
#if SUPPORT_THREADS
#include "Runtime/Utilities/NonCopyable.h"
class Event : public NonCopyable
{
public:
explicit Event();
~Event();
void WaitForSignal();
void Signal();
private:
HANDLE m_Event;
};
inline Event::Event()
{
#if UNITY_WINRT
m_Event = CreateEventExW(nullptr, nullptr, 0, 0); // ?!-
#else
m_Event = CreateEvent(NULL, FALSE, FALSE, NULL);
#endif
}
inline Event::~Event()
{
if (m_Event != NULL)
CloseHandle(m_Event);
}
inline void Event::WaitForSignal()
{
#if UNITY_WINRT
WaitForSingleObjectEx(m_Event, INFINITE, FALSE); // ?!-
#else
while (1)
{
DWORD result = WaitForSingleObjectEx(m_Event, INFINITE, TRUE);
switch (result)
{
case WAIT_OBJECT_0:
// We got the event
return;
case WAIT_IO_COMPLETION:
// Allow thread to run IO completion task
Sleep(1);
break;
default:
Assert (false);
break;
}
}
#endif
}
inline void Event::Signal()
{
SetEvent(m_Event);
}
#endif // SUPPORT_THREADS
#endif // __PLATFORMEVENT_H
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