wxWidgets/include/wx/unix/private/epolldispatcher.h
2009-01-29 00:26:40 +00:00

55 lines
1.6 KiB
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/////////////////////////////////////////////////////////////////////////////
// Name: wx/private/epolldispatcher.h
// Purpose: wxEpollDispatcher class
// Authors: Lukasz Michalski
// Created: April 2007
// Copyright: (c) Lukasz Michalski
// RCS-ID: $Id$
// Licence: wxWindows licence
/////////////////////////////////////////////////////////////////////////////
#ifndef _WX_PRIVATE_EPOLLDISPATCHER_H_
#define _WX_PRIVATE_EPOLLDISPATCHER_H_
#include "wx/defs.h"
#ifdef wxUSE_EPOLL_DISPATCHER
#include "wx/private/fdiodispatcher.h"
struct epoll_event;
class WXDLLIMPEXP_BASE wxEpollDispatcher : public wxFDIODispatcher
{
public:
// create a new instance of this class, can return NULL if
// epoll() is not supported on this system
//
// the caller should delete the returned pointer
static wxEpollDispatcher *Create();
virtual ~wxEpollDispatcher();
// implement base class pure virtual methods
virtual bool RegisterFD(int fd, wxFDIOHandler* handler, int flags = wxFDIO_ALL);
virtual bool ModifyFD(int fd, wxFDIOHandler* handler, int flags = wxFDIO_ALL);
virtual bool UnregisterFD(int fd);
virtual bool HasPending() const;
virtual int Dispatch(int timeout = TIMEOUT_INFINITE);
private:
// ctor is private, use Create()
wxEpollDispatcher(int epollDescriptor);
// common part of HasPending() and Dispatch(): calls epoll_wait() with the
// given timeout
int DoPoll(epoll_event *events, int numEvents, int timeout) const;
int m_epollDescriptor;
};
#endif // wxUSE_EPOLL_DISPATCHER
#endif // _WX_PRIVATE_SOCKETEVTDISPATCH_H_