gecko-dev/widget/windows/nsToolkit.h

/* -*- 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 "nsITimer.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();
    static void StartAllowingD3D9();

protected:
    static nsToolkit* gToolkit;

    nsCOMPtr<nsITimer> mD3D9Timer;
};

#endif  // TOOLKIT_H