///////////////////////////////////////////////////////////////////////////////// Name:        wx/msw/evtloop.h// Purpose:     wxEventLoop class for MSW// Author:      Vadim Zeitlin// Modified by:// Created:     2004-07-31// RCS-ID:      $Id: evtloop.h,v 1.7 2006/01/15 10:13:40 ABX Exp $// Copyright:   (c) 2003-2004 Vadim Zeitlin <vadim@wxwindows.org>// Licence:     wxWindows licence///////////////////////////////////////////////////////////////////////////////#ifndef _WX_MSW_EVTLOOP_H_#define _WX_MSW_EVTLOOP_H_#include "wx/window.h"// ----------------------------------------------------------------------------// wxEventLoop// ----------------------------------------------------------------------------class WXDLLEXPORT wxEventLoop : public wxEventLoopManual{public:    wxEventLoop();    // implement base class pure virtuals    virtual bool Pending() const;    virtual bool Dispatch();    // MSW-specific methods    // --------------------    // preprocess a message, return true if processed (i.e. no further    // dispatching required)    virtual bool PreProcessMessage(WXMSG *msg);    // process a single message    virtual void ProcessMessage(WXMSG *msg);    // set the critical window: this is the window such that all the events    // except those to this window (and its children) stop to be processed    // (typical examples: assert or crash report dialog)    //    // calling this function with NULL argument restores the normal event    // handling    static void SetCriticalWindow(wxWindowMSW *win) { ms_winCritical = win; }    // return true if there is no critical window or if this window is [a child    // of] the critical one    static bool AllowProcessing(wxWindowMSW *win)    {        return !ms_winCritical || IsChildOfCriticalWindow(win);    }protected:    // override/implement base class virtuals    virtual void WakeUp();    virtual void OnNextIteration();    // check if the given window is a child of ms_winCritical (which must be    // non NULL)    static bool IsChildOfCriticalWindow(wxWindowMSW *win);    // critical window or NULL    static wxWindowMSW *ms_winCritical;};#endif // _WX_MSW_EVTLOOP_H_