dcscreen.h

很牛的GUI源码wxWidgets-2.8.0.zip 可在多种平台下运行.

/////////////////////////////////////////////////////////////////////////////
// Name:        wx/x11/dcscreen.h
// Purpose:     wxScreenDC class
// Author:      Julian Smart
// Modified by:
// Created:     17/09/98
// RCS-ID:      $Id: dcscreen.h,v 1.9 2006/10/17 14:44:51 ABX Exp $
// Copyright:   (c) Julian Smart
// Licence:     wxWindows licence
/////////////////////////////////////////////////////////////////////////////

#ifndef _WX_DCSCREEN_H_
#define _WX_DCSCREEN_H_

#include "wx/dcclient.h"

//-----------------------------------------------------------------------------
// wxScreenDC
//-----------------------------------------------------------------------------

class WXDLLIMPEXP_CORE wxScreenDC : public wxPaintDC
{
public:
    wxScreenDC();
    virtual ~wxScreenDC();

    static bool StartDrawingOnTop( wxWindow *window );
    static bool StartDrawingOnTop( wxRect *rect = (wxRect *) NULL );
    static bool EndDrawingOnTop();

    // implementation

    static WXWindow   *sm_overlayWindow;
    static int         sm_overlayWindowX;
    static int         sm_overlayWindowY;

protected:
    virtual void DoGetSize(int *width, int *height) const;

private:
    DECLARE_DYNAMIC_CLASS(wxScreenDC)
};


#endif
    // _WX_DCSCREEN_H_