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/** @file
* VBoxCocoa Helper
* Copyright (C) 2009-2010 Oracle Corporation
* This file is part of VirtualBox Open Source Edition (OSE), as
* available from This file is free software;
* you can redistribute it and/or modify it under the terms of the GNU
* General Public License (GPL) as published by the Free Software
* Foundation, in version 2 as it comes in the "COPYING" file of the
* VirtualBox OSE distribution. VirtualBox OSE is distributed in the
* hope that it will be useful, but WITHOUT ANY WARRANTY of any kind.
* The contents of this file may alternatively be used under the terms
* of the Common Development and Distribution License Version 1.0
* (CDDL) only, as it comes in the "COPYING.CDDL" file of the
* VirtualBox OSE distribution, in which case the provisions of the
* CDDL are applicable instead of those of the GPL.
* You may elect to license modified versions of this file under the
* terms and conditions of either the GPL or the CDDL or both.
#ifndef __VBoxCocoa_h__
#define __VBoxCocoa_h__
/* Macro which add a typedef of the given Cocoa class in an appropriate form
* for the current context. This means void* in the C/CPP context and
* NSWhatever* in the ObjC/ObjCPP context. Use
* NativeNSWhateverRef/ConstNativeNSWhateverRef when you reference the Cocoa
* type somewhere. The use of this prevents extensive casting of void* to the
* right type in the Cocoa context. */
#ifdef __OBJC__
#define ADD_COCOA_NATIVE_REF(CocoaClass) \
@class CocoaClass; \
typedef CocoaClass *Native##CocoaClass##Ref; \
typedef const CocoaClass *ConstNative##CocoaClass##Ref
#else /* __OBJC__ */
#define ADD_COCOA_NATIVE_REF(CocoaClass) \
typedef void *Native##CocoaClass##Ref; \
typedef const void *ConstNative##CocoaClass##Ref
#endif /* __OBJC__ */
/* Check for OBJC++ */
#if defined(__OBJC__) && defined (__cplusplus)
/* Global includes */
#import <Foundation/NSAutoreleasePool.h>
/* Helper class for automatic creation & destroying of a cocoa auto release
pool. */
class CocoaAutoreleasePool
inline CocoaAutoreleasePool()
mPool = [[NSAutoreleasePool alloc] init];
inline ~CocoaAutoreleasePool()
[mPool release];
NSAutoreleasePool *mPool;
#endif /* __OBJC__ */
#endif /* __VBoxCocoa_h__ */