// Filename: graphicswindowProc.h
// Created by:  Bei Yang (Mar 2010)
//
////////////////////////////////////////////////////////////////////
//
// PANDA 3D SOFTWARE
// Copyright (c) Carnegie Mellon University.  All rights reserved.
//
// All use of this software is subject to the terms of the revised BSD
// license.  You should have received a copy of this license along
// with this source code in a file named "LICENSE."
//
////////////////////////////////////////////////////////////////////

#ifndef GRAPHICSWINDOWPROC_H
#define GRAPHICSWINDOWPROC_H

#include "pandabase.h"

#ifdef WIN32
#ifndef WIN32_LEAN_AND_MEAN
#define WIN32_LEAN_AND_MEAN 1
#endif
#include <windows.h>
#endif

class GraphicsWindow;

////////////////////////////////////////////////////////////////////
//       Class : GraphicsWindowProc
// Description : Defines an interface for storing platform-specific
//               window processor methods.
////////////////////////////////////////////////////////////////////
class EXPCL_PANDA_DISPLAY GraphicsWindowProc {
public:
  GraphicsWindowProc();
#if defined(__WIN32__) || defined(_WIN32)
  virtual LONG wnd_proc(GraphicsWindow* graphicsWindow, HWND hwnd,
                        UINT msg, WPARAM wparam, LPARAM lparam);
#endif
  //purely virtual class
};

#endif  // GRAPHICSWINDOWPROC_H