72 lines
2.1 KiB
C
72 lines
2.1 KiB
C
|
///////////////////////////////////////////////////////////////////////////////
|
||
|
|
// Name: wx/unix/evtloop.h
|
||
|
|
// Purpose: declares wxEventLoop class
|
||
|
|
// Author: Lukasz Michalski (lm@zork.pl)
|
||
|
|
// Created: 2007-05-07
|
||
|
|
// RCS-ID: $Id$
|
||
|
|
// Copyright: (c) 2007 Lukasz Michalski
|
||
|
|
// Licence: wxWindows licence
|
||
|
|
///////////////////////////////////////////////////////////////////////////////
|
||
|
|
|
||
|
|
#ifndef _WX_UNIX_EVTLOOP_H_
|
||
|
|
#define _WX_UNIX_EVTLOOP_H_
|
||
|
|
|
||
|
|
#include "wx/private/fdiodispatcher.h"
|
||
|
|
#include "wx/unix/private/timer.h"
|
||
|
|
#include "wx/unix/pipe.h"
|
||
|
|
|
||
|
|
// ----------------------------------------------------------------------------
|
||
|
|
// wxEventLoop
|
||
|
|
// ----------------------------------------------------------------------------
|
||
|
|
|
||
|
|
class WXDLLIMPEXP_BASE wxConsoleEventLoop : public wxEventLoopManual
|
||
|
|
{
|
||
|
|
public:
|
||
|
|
// initialize the event loop, use IsOk() to check if we were successful
|
||
|
|
wxConsoleEventLoop();
|
||
|
|
|
||
|
|
// implement base class pure virtuals
|
||
|
|
virtual bool Pending() const;
|
||
|
|
virtual bool Dispatch();
|
||
|
|
virtual void WakeUp();
|
||
|
|
virtual bool IsOk() const { return m_dispatcher != NULL; }
|
||
|
|
|
||
|
|
protected:
|
||
|
|
virtual void OnNextIteration();
|
||
|
|
|
||
|
|
private:
|
||
|
|
// pipe used for wake up messages: when a child thread wants to wake up
|
||
|
|
// the event loop in the main thread it writes to this pipe
|
||
|
|
class PipeIOHandler : public wxFDIOHandler
|
||
|
|
{
|
||
|
|
public:
|
||
|
|
// default ctor does nothing, call Create() to really initialize the
|
||
|
|
// object
|
||
|
|
PipeIOHandler() { }
|
||
|
|
|
||
|
|
bool Create();
|
||
|
|
|
||
|
|
// this method can be, and normally is, called from another thread
|
||
|
|
void WakeUp();
|
||
|
|
|
||
|
|
int GetReadFd() { return m_pipe[wxPipe::Read]; }
|
||
|
|
|
||
|
|
// implement wxFDIOHandler pure virtual methods
|
||
|
|
virtual void OnReadWaiting();
|
||
|
|
virtual void OnWriteWaiting() { }
|
||
|
|
virtual void OnExceptionWaiting() { }
|
||
|
|
|
||
|
|
private:
|
||
|
|
wxPipe m_pipe;
|
||
|
|
};
|
||
|
|
|
||
|
|
PipeIOHandler m_wakeupPipe;
|
||
|
|
|
||
|
|
// either wxSelectDispatcher or wxEpollDispatcher
|
||
|
|
wxFDIODispatcher *m_dispatcher;
|
||
|
|
|
||
|
|
DECLARE_NO_COPY_CLASS(wxConsoleEventLoop)
|
||
|
|
};
|
||
|
|
|
||
|
|
#endif // _WX_UNIX_EVTLOOP_H_
|