File: nsToolkit.h

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/* -*- Mode: C++; tab-width: 2; indent-tabs-mode: nil; c-basic-offset: 2 -*- */
/* This Source Code Form is subject to the terms of the Mozilla Public
 * License, v. 2.0. If a copy of the MPL was not distributed with this
 * file, You can obtain one at http://mozilla.org/MPL/2.0/. */

#ifndef nsToolkit_h__
#define nsToolkit_h__

#include "nsdefs.h"

#include "nsCOMPtr.h"
#include <windows.h>

// Avoid including windowsx.h to prevent macro pollution
#ifndef GET_X_LPARAM
#  define GET_X_LPARAM(pt) (short(LOWORD(pt)))
#endif
#ifndef GET_Y_LPARAM
#  define GET_Y_LPARAM(pt) (short(HIWORD(pt)))
#endif

/**
 * Wrapper around the thread running the message pump.
 * The toolkit abstraction is necessary because the message pump must
 * execute within the same thread that created the widget under Win32.
 */

class nsToolkit {
 public:
  nsToolkit();

 private:
  ~nsToolkit();

 public:
  static nsToolkit* GetToolkit();

  static HINSTANCE mDllInstance;

  static void Startup(HMODULE hModule);
  static void Shutdown();

 protected:
  static nsToolkit* gToolkit;
};

#endif  // TOOLKIT_H