wxWidgets/include/wx/evtloop.h
2003-08-09 12:38:21 +00:00

63 lines
1.8 KiB
C++

///////////////////////////////////////////////////////////////////////////////
// Name: wx/evtloop.h
// Purpose: declares wxEventLoop class
// Author: Vadim Zeitlin
// Modified by:
// Created: 01.06.01
// RCS-ID: $Id$
// Copyright: (c) 2001 Vadim Zeitlin <zeitlin@dptmaths.ens-cachan.fr>
// Licence: wxWindows licence
///////////////////////////////////////////////////////////////////////////////
#ifndef _WX_EVTLOOP_H_
#define _WX_EVTLOOP_H_
#if defined(__GNUG__) && !defined(NO_GCC_PRAGMA)
#pragma interface "evtloop.h"
#endif
// ----------------------------------------------------------------------------
// wxEventLoop: a GUI event loop
// ----------------------------------------------------------------------------
class WXDLLEXPORT wxEventLoop
{
public:
// ctor
wxEventLoop() { m_impl = NULL; }
// dtor
virtual ~wxEventLoop();
// start the event loop, return the exit code when it is finished
virtual int Run();
// exit from the loop with the given exit code
virtual void Exit(int rc = 0);
// return TRUE if any events are available
virtual bool Pending() const;
// dispatch a single event, return FALSE if we should exit from the loop
virtual bool Dispatch();
// is the event loop running now?
virtual bool IsRunning() const;
// return currently active (running) event loop, may be NULL
static wxEventLoop *GetActive() { return ms_activeLoop; }
// set currently active (running) event loop
static void SetActive(wxEventLoop* loop) { ms_activeLoop = loop; }
protected:
// the pointer to the port specific implementation class
class WXDLLEXPORT wxEventLoopImpl *m_impl;
// the pointer to currently active loop
static wxEventLoop *ms_activeLoop;
DECLARE_NO_COPY_CLASS(wxEventLoop)
};
#endif // _WX_EVTLOOP_H_